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1/*
2 * Copyright 2013 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#include <linux/firmware.h>
25#include "drmP.h"
26#include "radeon.h"
27#include "radeon_asic.h"
28#include "radeon_ucode.h"
29#include "cikd.h"
30#include "r600_dpm.h"
31#include "ci_dpm.h"
32#include "atom.h"
33#include <linux/seq_file.h>
34
35#define MC_CG_ARB_FREQ_F0 0x0a
36#define MC_CG_ARB_FREQ_F1 0x0b
37#define MC_CG_ARB_FREQ_F2 0x0c
38#define MC_CG_ARB_FREQ_F3 0x0d
39
40#define SMC_RAM_END 0x40000
41
42#define VOLTAGE_SCALE 4
43#define VOLTAGE_VID_OFFSET_SCALE1 625
44#define VOLTAGE_VID_OFFSET_SCALE2 100
45
46static const struct ci_pt_defaults defaults_hawaii_xt =
47{
48 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
49 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
50 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
51};
52
53static const struct ci_pt_defaults defaults_hawaii_pro =
54{
55 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
56 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
57 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
58};
59
60static const struct ci_pt_defaults defaults_bonaire_xt =
61{
62 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
63 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 },
64 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 }
65};
66
67static const struct ci_pt_defaults defaults_bonaire_pro =
68{
69 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0x65062,
70 { 0x8C, 0x23F, 0x244, 0xA6, 0x83, 0x85, 0x86, 0x86, 0x83, 0xDB, 0xDB, 0xDA, 0x67, 0x60, 0x5F },
71 { 0x187, 0x193, 0x193, 0x1C7, 0x1D1, 0x1D1, 0x210, 0x219, 0x219, 0x266, 0x26C, 0x26C, 0x2C9, 0x2CB, 0x2CB }
72};
73
74static const struct ci_pt_defaults defaults_saturn_xt =
75{
76 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000,
77 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D },
78 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 }
79};
80
81static const struct ci_pt_defaults defaults_saturn_pro =
82{
83 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x30000,
84 { 0x96, 0x21D, 0x23B, 0xA1, 0x85, 0x87, 0x83, 0x84, 0x81, 0xE6, 0xE6, 0xE6, 0x71, 0x6A, 0x6A },
85 { 0x193, 0x19E, 0x19E, 0x1D2, 0x1DC, 0x1DC, 0x21A, 0x223, 0x223, 0x26E, 0x27E, 0x274, 0x2CF, 0x2D2, 0x2D2 }
86};
87
88static const struct ci_pt_config_reg didt_config_ci[] =
89{
90 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
91 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
92 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
93 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
94 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
95 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
96 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
97 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
98 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
99 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
100 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
101 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
102 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
103 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
104 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
105 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
106 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
107 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
108 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
109 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
110 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
111 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
112 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
113 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
114 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
115 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
116 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
117 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
118 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
119 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
120 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
121 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
122 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
123 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
124 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
125 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
126 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
127 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
128 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
129 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
130 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
131 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
132 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
133 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
134 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
135 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
136 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
137 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
138 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
139 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
140 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
141 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
142 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
143 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
144 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
145 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
146 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
147 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
148 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
149 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
150 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
151 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
152 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
153 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
154 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
155 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
156 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
157 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
158 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
159 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
160 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
161 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
162 { 0xFFFFFFFF }
163};
164
165extern u8 rv770_get_memory_module_index(struct radeon_device *rdev);
166extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
167 u32 arb_freq_src, u32 arb_freq_dest);
168extern u8 si_get_ddr3_mclk_frequency_ratio(u32 memory_clock);
169extern u8 si_get_mclk_frequency_ratio(u32 memory_clock, bool strobe_mode);
170extern void si_trim_voltage_table_to_fit_state_table(struct radeon_device *rdev,
171 u32 max_voltage_steps,
172 struct atom_voltage_table *voltage_table);
173extern void cik_enter_rlc_safe_mode(struct radeon_device *rdev);
174extern void cik_exit_rlc_safe_mode(struct radeon_device *rdev);
175extern int ci_mc_load_microcode(struct radeon_device *rdev);
176extern void cik_update_cg(struct radeon_device *rdev,
177 u32 block, bool enable);
178
179static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
180 struct atom_voltage_table_entry *voltage_table,
181 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd);
182static int ci_set_power_limit(struct radeon_device *rdev, u32 n);
183static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
184 u32 target_tdp);
185static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate);
186
187static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
188 PPSMC_Msg msg, u32 parameter);
189
190static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev);
191static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev);
192
193static struct ci_power_info *ci_get_pi(struct radeon_device *rdev)
194{
195 struct ci_power_info *pi = rdev->pm.dpm.priv;
196
197 return pi;
198}
199
200static struct ci_ps *ci_get_ps(struct radeon_ps *rps)
201{
202 struct ci_ps *ps = rps->ps_priv;
203
204 return ps;
205}
206
207static void ci_initialize_powertune_defaults(struct radeon_device *rdev)
208{
209 struct ci_power_info *pi = ci_get_pi(rdev);
210
211 switch (rdev->pdev->device) {
212 case 0x6649:
213 case 0x6650:
214 case 0x6651:
215 case 0x6658:
216 case 0x665C:
217 case 0x665D:
218 default:
219 pi->powertune_defaults = &defaults_bonaire_xt;
220 break;
221 case 0x6640:
222 case 0x6641:
223 case 0x6646:
224 case 0x6647:
225 pi->powertune_defaults = &defaults_saturn_xt;
226 break;
227 case 0x67B8:
228 case 0x67B0:
229 pi->powertune_defaults = &defaults_hawaii_xt;
230 break;
231 case 0x67BA:
232 case 0x67B1:
233 pi->powertune_defaults = &defaults_hawaii_pro;
234 break;
235 case 0x67A0:
236 case 0x67A1:
237 case 0x67A2:
238 case 0x67A8:
239 case 0x67A9:
240 case 0x67AA:
241 case 0x67B9:
242 case 0x67BE:
243 pi->powertune_defaults = &defaults_bonaire_xt;
244 break;
245 }
246
247 pi->dte_tj_offset = 0;
248
249 pi->caps_power_containment = true;
250 pi->caps_cac = false;
251 pi->caps_sq_ramping = false;
252 pi->caps_db_ramping = false;
253 pi->caps_td_ramping = false;
254 pi->caps_tcp_ramping = false;
255
256 if (pi->caps_power_containment) {
257 pi->caps_cac = true;
258 if (rdev->family == CHIP_HAWAII)
259 pi->enable_bapm_feature = false;
260 else
261 pi->enable_bapm_feature = true;
262 pi->enable_tdc_limit_feature = true;
263 pi->enable_pkg_pwr_tracking_feature = true;
264 }
265}
266
267static u8 ci_convert_to_vid(u16 vddc)
268{
269 return (6200 - (vddc * VOLTAGE_SCALE)) / 25;
270}
271
272static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev)
273{
274 struct ci_power_info *pi = ci_get_pi(rdev);
275 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
276 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
277 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2;
278 u32 i;
279
280 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL)
281 return -EINVAL;
282 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8)
283 return -EINVAL;
284 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count !=
285 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count)
286 return -EINVAL;
287
288 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) {
289 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
290 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1);
291 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2);
292 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3);
293 } else {
294 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc);
295 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage);
296 }
297 }
298 return 0;
299}
300
301static int ci_populate_vddc_vid(struct radeon_device *rdev)
302{
303 struct ci_power_info *pi = ci_get_pi(rdev);
304 u8 *vid = pi->smc_powertune_table.VddCVid;
305 u32 i;
306
307 if (pi->vddc_voltage_table.count > 8)
308 return -EINVAL;
309
310 for (i = 0; i < pi->vddc_voltage_table.count; i++)
311 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value);
312
313 return 0;
314}
315
316static int ci_populate_svi_load_line(struct radeon_device *rdev)
317{
318 struct ci_power_info *pi = ci_get_pi(rdev);
319 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
320
321 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en;
322 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc;
323 pi->smc_powertune_table.SviLoadLineTrimVddC = 3;
324 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0;
325
326 return 0;
327}
328
329static int ci_populate_tdc_limit(struct radeon_device *rdev)
330{
331 struct ci_power_info *pi = ci_get_pi(rdev);
332 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
333 u16 tdc_limit;
334
335 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256;
336 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit);
337 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
338 pt_defaults->tdc_vddc_throttle_release_limit_perc;
339 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt;
340
341 return 0;
342}
343
344static int ci_populate_dw8(struct radeon_device *rdev)
345{
346 struct ci_power_info *pi = ci_get_pi(rdev);
347 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
348 int ret;
349
350 ret = ci_read_smc_sram_dword(rdev,
351 SMU7_FIRMWARE_HEADER_LOCATION +
352 offsetof(SMU7_Firmware_Header, PmFuseTable) +
353 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl),
354 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl,
355 pi->sram_end);
356 if (ret)
357 return -EINVAL;
358 else
359 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl;
360
361 return 0;
362}
363
364static int ci_populate_fuzzy_fan(struct radeon_device *rdev)
365{
366 struct ci_power_info *pi = ci_get_pi(rdev);
367
368 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
369 (rdev->pm.dpm.fan.fan_output_sensitivity == 0))
370 rdev->pm.dpm.fan.fan_output_sensitivity =
371 rdev->pm.dpm.fan.default_fan_output_sensitivity;
372
373 pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
374 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity);
375
376 return 0;
377}
378
379static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev)
380{
381 struct ci_power_info *pi = ci_get_pi(rdev);
382 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
383 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
384 int i, min, max;
385
386 min = max = hi_vid[0];
387 for (i = 0; i < 8; i++) {
388 if (0 != hi_vid[i]) {
389 if (min > hi_vid[i])
390 min = hi_vid[i];
391 if (max < hi_vid[i])
392 max = hi_vid[i];
393 }
394
395 if (0 != lo_vid[i]) {
396 if (min > lo_vid[i])
397 min = lo_vid[i];
398 if (max < lo_vid[i])
399 max = lo_vid[i];
400 }
401 }
402
403 if ((min == 0) || (max == 0))
404 return -EINVAL;
405 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max;
406 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min;
407
408 return 0;
409}
410
411static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev)
412{
413 struct ci_power_info *pi = ci_get_pi(rdev);
414 u16 hi_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd;
415 u16 lo_sidd = pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd;
416 struct radeon_cac_tdp_table *cac_tdp_table =
417 rdev->pm.dpm.dyn_state.cac_tdp_table;
418
419 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256;
420 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256;
421
422 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd);
423 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd);
424
425 return 0;
426}
427
428static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev)
429{
430 struct ci_power_info *pi = ci_get_pi(rdev);
431 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
432 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table;
433 struct radeon_cac_tdp_table *cac_tdp_table =
434 rdev->pm.dpm.dyn_state.cac_tdp_table;
435 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table;
436 int i, j, k;
437 const u16 *def1;
438 const u16 *def2;
439
440 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256;
441 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256;
442
443 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset;
444 dpm_table->GpuTjMax =
445 (u8)(pi->thermal_temp_setting.temperature_high / 1000);
446 dpm_table->GpuTjHyst = 8;
447
448 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base;
449
450 if (ppm) {
451 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000);
452 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256);
453 } else {
454 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0);
455 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0);
456 }
457
458 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient);
459 def1 = pt_defaults->bapmti_r;
460 def2 = pt_defaults->bapmti_rc;
461
462 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) {
463 for (j = 0; j < SMU7_DTE_SOURCES; j++) {
464 for (k = 0; k < SMU7_DTE_SINKS; k++) {
465 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1);
466 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2);
467 def1++;
468 def2++;
469 }
470 }
471 }
472
473 return 0;
474}
475
476static int ci_populate_pm_base(struct radeon_device *rdev)
477{
478 struct ci_power_info *pi = ci_get_pi(rdev);
479 u32 pm_fuse_table_offset;
480 int ret;
481
482 if (pi->caps_power_containment) {
483 ret = ci_read_smc_sram_dword(rdev,
484 SMU7_FIRMWARE_HEADER_LOCATION +
485 offsetof(SMU7_Firmware_Header, PmFuseTable),
486 &pm_fuse_table_offset, pi->sram_end);
487 if (ret)
488 return ret;
489 ret = ci_populate_bapm_vddc_vid_sidd(rdev);
490 if (ret)
491 return ret;
492 ret = ci_populate_vddc_vid(rdev);
493 if (ret)
494 return ret;
495 ret = ci_populate_svi_load_line(rdev);
496 if (ret)
497 return ret;
498 ret = ci_populate_tdc_limit(rdev);
499 if (ret)
500 return ret;
501 ret = ci_populate_dw8(rdev);
502 if (ret)
503 return ret;
504 ret = ci_populate_fuzzy_fan(rdev);
505 if (ret)
506 return ret;
507 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev);
508 if (ret)
509 return ret;
510 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev);
511 if (ret)
512 return ret;
513 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset,
514 (u8 *)&pi->smc_powertune_table,
515 sizeof(SMU7_Discrete_PmFuses), pi->sram_end);
516 if (ret)
517 return ret;
518 }
519
520 return 0;
521}
522
523static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable)
524{
525 struct ci_power_info *pi = ci_get_pi(rdev);
526 u32 data;
527
528 if (pi->caps_sq_ramping) {
529 data = RREG32_DIDT(DIDT_SQ_CTRL0);
530 if (enable)
531 data |= DIDT_CTRL_EN;
532 else
533 data &= ~DIDT_CTRL_EN;
534 WREG32_DIDT(DIDT_SQ_CTRL0, data);
535 }
536
537 if (pi->caps_db_ramping) {
538 data = RREG32_DIDT(DIDT_DB_CTRL0);
539 if (enable)
540 data |= DIDT_CTRL_EN;
541 else
542 data &= ~DIDT_CTRL_EN;
543 WREG32_DIDT(DIDT_DB_CTRL0, data);
544 }
545
546 if (pi->caps_td_ramping) {
547 data = RREG32_DIDT(DIDT_TD_CTRL0);
548 if (enable)
549 data |= DIDT_CTRL_EN;
550 else
551 data &= ~DIDT_CTRL_EN;
552 WREG32_DIDT(DIDT_TD_CTRL0, data);
553 }
554
555 if (pi->caps_tcp_ramping) {
556 data = RREG32_DIDT(DIDT_TCP_CTRL0);
557 if (enable)
558 data |= DIDT_CTRL_EN;
559 else
560 data &= ~DIDT_CTRL_EN;
561 WREG32_DIDT(DIDT_TCP_CTRL0, data);
562 }
563}
564
565static int ci_program_pt_config_registers(struct radeon_device *rdev,
566 const struct ci_pt_config_reg *cac_config_regs)
567{
568 const struct ci_pt_config_reg *config_regs = cac_config_regs;
569 u32 data;
570 u32 cache = 0;
571
572 if (config_regs == NULL)
573 return -EINVAL;
574
575 while (config_regs->offset != 0xFFFFFFFF) {
576 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) {
577 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
578 } else {
579 switch (config_regs->type) {
580 case CISLANDS_CONFIGREG_SMC_IND:
581 data = RREG32_SMC(config_regs->offset);
582 break;
583 case CISLANDS_CONFIGREG_DIDT_IND:
584 data = RREG32_DIDT(config_regs->offset);
585 break;
586 default:
587 data = RREG32(config_regs->offset << 2);
588 break;
589 }
590
591 data &= ~config_regs->mask;
592 data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
593 data |= cache;
594
595 switch (config_regs->type) {
596 case CISLANDS_CONFIGREG_SMC_IND:
597 WREG32_SMC(config_regs->offset, data);
598 break;
599 case CISLANDS_CONFIGREG_DIDT_IND:
600 WREG32_DIDT(config_regs->offset, data);
601 break;
602 default:
603 WREG32(config_regs->offset << 2, data);
604 break;
605 }
606 cache = 0;
607 }
608 config_regs++;
609 }
610 return 0;
611}
612
613static int ci_enable_didt(struct radeon_device *rdev, bool enable)
614{
615 struct ci_power_info *pi = ci_get_pi(rdev);
616 int ret;
617
618 if (pi->caps_sq_ramping || pi->caps_db_ramping ||
619 pi->caps_td_ramping || pi->caps_tcp_ramping) {
620 cik_enter_rlc_safe_mode(rdev);
621
622 if (enable) {
623 ret = ci_program_pt_config_registers(rdev, didt_config_ci);
624 if (ret) {
625 cik_exit_rlc_safe_mode(rdev);
626 return ret;
627 }
628 }
629
630 ci_do_enable_didt(rdev, enable);
631
632 cik_exit_rlc_safe_mode(rdev);
633 }
634
635 return 0;
636}
637
638static int ci_enable_power_containment(struct radeon_device *rdev, bool enable)
639{
640 struct ci_power_info *pi = ci_get_pi(rdev);
641 PPSMC_Result smc_result;
642 int ret = 0;
643
644 if (enable) {
645 pi->power_containment_features = 0;
646 if (pi->caps_power_containment) {
647 if (pi->enable_bapm_feature) {
648 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE);
649 if (smc_result != PPSMC_Result_OK)
650 ret = -EINVAL;
651 else
652 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM;
653 }
654
655 if (pi->enable_tdc_limit_feature) {
656 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable);
657 if (smc_result != PPSMC_Result_OK)
658 ret = -EINVAL;
659 else
660 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit;
661 }
662
663 if (pi->enable_pkg_pwr_tracking_feature) {
664 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable);
665 if (smc_result != PPSMC_Result_OK) {
666 ret = -EINVAL;
667 } else {
668 struct radeon_cac_tdp_table *cac_tdp_table =
669 rdev->pm.dpm.dyn_state.cac_tdp_table;
670 u32 default_pwr_limit =
671 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
672
673 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit;
674
675 ci_set_power_limit(rdev, default_pwr_limit);
676 }
677 }
678 }
679 } else {
680 if (pi->caps_power_containment && pi->power_containment_features) {
681 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit)
682 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable);
683
684 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)
685 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE);
686
687 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit)
688 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable);
689 pi->power_containment_features = 0;
690 }
691 }
692
693 return ret;
694}
695
696static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable)
697{
698 struct ci_power_info *pi = ci_get_pi(rdev);
699 PPSMC_Result smc_result;
700 int ret = 0;
701
702 if (pi->caps_cac) {
703 if (enable) {
704 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
705 if (smc_result != PPSMC_Result_OK) {
706 ret = -EINVAL;
707 pi->cac_enabled = false;
708 } else {
709 pi->cac_enabled = true;
710 }
711 } else if (pi->cac_enabled) {
712 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
713 pi->cac_enabled = false;
714 }
715 }
716
717 return ret;
718}
719
720static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev,
721 bool enable)
722{
723 struct ci_power_info *pi = ci_get_pi(rdev);
724 PPSMC_Result smc_result = PPSMC_Result_OK;
725
726 if (pi->thermal_sclk_dpm_enabled) {
727 if (enable)
728 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM);
729 else
730 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM);
731 }
732
733 if (smc_result == PPSMC_Result_OK)
734 return 0;
735 else
736 return -EINVAL;
737}
738
739static int ci_power_control_set_level(struct radeon_device *rdev)
740{
741 struct ci_power_info *pi = ci_get_pi(rdev);
742 struct radeon_cac_tdp_table *cac_tdp_table =
743 rdev->pm.dpm.dyn_state.cac_tdp_table;
744 s32 adjust_percent;
745 s32 target_tdp;
746 int ret = 0;
747 bool adjust_polarity = false; /* ??? */
748
749 if (pi->caps_power_containment) {
750 adjust_percent = adjust_polarity ?
751 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment);
752 target_tdp = ((100 + adjust_percent) *
753 (s32)cac_tdp_table->configurable_tdp) / 100;
754
755 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp);
756 }
757
758 return ret;
759}
760
761void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate)
762{
763 struct ci_power_info *pi = ci_get_pi(rdev);
764
765 if (pi->uvd_power_gated == gate)
766 return;
767
768 pi->uvd_power_gated = gate;
769
770 ci_update_uvd_dpm(rdev, gate);
771}
772
773bool ci_dpm_vblank_too_short(struct radeon_device *rdev)
774{
775 struct ci_power_info *pi = ci_get_pi(rdev);
776 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
777 u32 switch_limit = pi->mem_gddr5 ? 450 : 300;
778
779 if (vblank_time < switch_limit)
780 return true;
781 else
782 return false;
783
784}
785
786static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
787 struct radeon_ps *rps)
788{
789 struct ci_ps *ps = ci_get_ps(rps);
790 struct ci_power_info *pi = ci_get_pi(rdev);
791 struct radeon_clock_and_voltage_limits *max_limits;
792 bool disable_mclk_switching;
793 u32 sclk, mclk;
794 int i;
795
796 if (rps->vce_active) {
797 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
798 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
799 } else {
800 rps->evclk = 0;
801 rps->ecclk = 0;
802 }
803
804 if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
805 ci_dpm_vblank_too_short(rdev))
806 disable_mclk_switching = true;
807 else
808 disable_mclk_switching = false;
809
810 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
811 pi->battery_state = true;
812 else
813 pi->battery_state = false;
814
815 if (rdev->pm.dpm.ac_power)
816 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
817 else
818 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
819
820 if (rdev->pm.dpm.ac_power == false) {
821 for (i = 0; i < ps->performance_level_count; i++) {
822 if (ps->performance_levels[i].mclk > max_limits->mclk)
823 ps->performance_levels[i].mclk = max_limits->mclk;
824 if (ps->performance_levels[i].sclk > max_limits->sclk)
825 ps->performance_levels[i].sclk = max_limits->sclk;
826 }
827 }
828
829 /* XXX validate the min clocks required for display */
830
831 if (disable_mclk_switching) {
832 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
833 sclk = ps->performance_levels[0].sclk;
834 } else {
835 mclk = ps->performance_levels[0].mclk;
836 sclk = ps->performance_levels[0].sclk;
837 }
838
839 if (rps->vce_active) {
840 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
841 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
842 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
843 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
844 }
845
846 ps->performance_levels[0].sclk = sclk;
847 ps->performance_levels[0].mclk = mclk;
848
849 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk)
850 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk;
851
852 if (disable_mclk_switching) {
853 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk)
854 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk;
855 } else {
856 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk)
857 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk;
858 }
859}
860
861static int ci_thermal_set_temperature_range(struct radeon_device *rdev,
862 int min_temp, int max_temp)
863{
864 int low_temp = 0 * 1000;
865 int high_temp = 255 * 1000;
866 u32 tmp;
867
868 if (low_temp < min_temp)
869 low_temp = min_temp;
870 if (high_temp > max_temp)
871 high_temp = max_temp;
872 if (high_temp < low_temp) {
873 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
874 return -EINVAL;
875 }
876
877 tmp = RREG32_SMC(CG_THERMAL_INT);
878 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK);
879 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) |
880 CI_DIG_THERM_INTL(low_temp / 1000);
881 WREG32_SMC(CG_THERMAL_INT, tmp);
882
883#if 0
884 /* XXX: need to figure out how to handle this properly */
885 tmp = RREG32_SMC(CG_THERMAL_CTRL);
886 tmp &= DIG_THERM_DPM_MASK;
887 tmp |= DIG_THERM_DPM(high_temp / 1000);
888 WREG32_SMC(CG_THERMAL_CTRL, tmp);
889#endif
890
891 rdev->pm.dpm.thermal.min_temp = low_temp;
892 rdev->pm.dpm.thermal.max_temp = high_temp;
893
894 return 0;
895}
896
897static int ci_thermal_enable_alert(struct radeon_device *rdev,
898 bool enable)
899{
900 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT);
901 PPSMC_Result result;
902
903 if (enable) {
904 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
905 WREG32_SMC(CG_THERMAL_INT, thermal_int);
906 rdev->irq.dpm_thermal = false;
907 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable);
908 if (result != PPSMC_Result_OK) {
909 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
910 return -EINVAL;
911 }
912 } else {
913 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
914 WREG32_SMC(CG_THERMAL_INT, thermal_int);
915 rdev->irq.dpm_thermal = true;
916 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable);
917 if (result != PPSMC_Result_OK) {
918 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
919 return -EINVAL;
920 }
921 }
922
923 return 0;
924}
925
926static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode)
927{
928 struct ci_power_info *pi = ci_get_pi(rdev);
929 u32 tmp;
930
931 if (pi->fan_ctrl_is_in_default_mode) {
932 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT;
933 pi->fan_ctrl_default_mode = tmp;
934 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT;
935 pi->t_min = tmp;
936 pi->fan_ctrl_is_in_default_mode = false;
937 }
938
939 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
940 tmp |= TMIN(0);
941 WREG32_SMC(CG_FDO_CTRL2, tmp);
942
943 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
944 tmp |= FDO_PWM_MODE(mode);
945 WREG32_SMC(CG_FDO_CTRL2, tmp);
946}
947
948static int ci_thermal_setup_fan_table(struct radeon_device *rdev)
949{
950 struct ci_power_info *pi = ci_get_pi(rdev);
951 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
952 u32 duty100;
953 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
954 u16 fdo_min, slope1, slope2;
955 u32 reference_clock, tmp;
956 int ret;
957 u64 tmp64;
958
959 if (!pi->fan_table_start) {
960 rdev->pm.dpm.fan.ucode_fan_control = false;
961 return 0;
962 }
963
964 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
965
966 if (duty100 == 0) {
967 rdev->pm.dpm.fan.ucode_fan_control = false;
968 return 0;
969 }
970
971 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100;
972 do_div(tmp64, 10000);
973 fdo_min = (u16)tmp64;
974
975 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min;
976 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med;
977
978 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min;
979 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med;
980
981 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
982 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
983
984 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100);
985 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100);
986 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100);
987
988 fan_table.Slope1 = cpu_to_be16(slope1);
989 fan_table.Slope2 = cpu_to_be16(slope2);
990
991 fan_table.FdoMin = cpu_to_be16(fdo_min);
992
993 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst);
994
995 fan_table.HystUp = cpu_to_be16(1);
996
997 fan_table.HystSlope = cpu_to_be16(1);
998
999 fan_table.TempRespLim = cpu_to_be16(5);
1000
1001 reference_clock = radeon_get_xclk(rdev);
1002
1003 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay *
1004 reference_clock) / 1600);
1005
1006 fan_table.FdoMax = cpu_to_be16((u16)duty100);
1007
1008 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT;
1009 fan_table.TempSrc = (uint8_t)tmp;
1010
1011 ret = ci_copy_bytes_to_smc(rdev,
1012 pi->fan_table_start,
1013 (u8 *)(&fan_table),
1014 sizeof(fan_table),
1015 pi->sram_end);
1016
1017 if (ret) {
1018 DRM_ERROR("Failed to load fan table to the SMC.");
1019 rdev->pm.dpm.fan.ucode_fan_control = false;
1020 }
1021
1022 return 0;
1023}
1024
1025static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev)
1026{
1027 struct ci_power_info *pi = ci_get_pi(rdev);
1028 PPSMC_Result ret;
1029
1030 if (pi->caps_od_fuzzy_fan_control_support) {
1031 ret = ci_send_msg_to_smc_with_parameter(rdev,
1032 PPSMC_StartFanControl,
1033 FAN_CONTROL_FUZZY);
1034 if (ret != PPSMC_Result_OK)
1035 return -EINVAL;
1036 ret = ci_send_msg_to_smc_with_parameter(rdev,
1037 PPSMC_MSG_SetFanPwmMax,
1038 rdev->pm.dpm.fan.default_max_fan_pwm);
1039 if (ret != PPSMC_Result_OK)
1040 return -EINVAL;
1041 } else {
1042 ret = ci_send_msg_to_smc_with_parameter(rdev,
1043 PPSMC_StartFanControl,
1044 FAN_CONTROL_TABLE);
1045 if (ret != PPSMC_Result_OK)
1046 return -EINVAL;
1047 }
1048
1049 pi->fan_is_controlled_by_smc = true;
1050 return 0;
1051}
1052
1053static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev)
1054{
1055 PPSMC_Result ret;
1056 struct ci_power_info *pi = ci_get_pi(rdev);
1057
1058 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl);
1059 if (ret == PPSMC_Result_OK) {
1060 pi->fan_is_controlled_by_smc = false;
1061 return 0;
1062 } else
1063 return -EINVAL;
1064}
1065
1066int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev,
1067 u32 *speed)
1068{
1069 u32 duty, duty100;
1070 u64 tmp64;
1071
1072 if (rdev->pm.no_fan)
1073 return -ENOENT;
1074
1075 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1076 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT;
1077
1078 if (duty100 == 0)
1079 return -EINVAL;
1080
1081 tmp64 = (u64)duty * 100;
1082 do_div(tmp64, duty100);
1083 *speed = (u32)tmp64;
1084
1085 if (*speed > 100)
1086 *speed = 100;
1087
1088 return 0;
1089}
1090
1091int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev,
1092 u32 speed)
1093{
1094 u32 tmp;
1095 u32 duty, duty100;
1096 u64 tmp64;
1097 struct ci_power_info *pi = ci_get_pi(rdev);
1098
1099 if (rdev->pm.no_fan)
1100 return -ENOENT;
1101
1102 if (pi->fan_is_controlled_by_smc)
1103 return -EINVAL;
1104
1105 if (speed > 100)
1106 return -EINVAL;
1107
1108 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1109
1110 if (duty100 == 0)
1111 return -EINVAL;
1112
1113 tmp64 = (u64)speed * duty100;
1114 do_div(tmp64, 100);
1115 duty = (u32)tmp64;
1116
1117 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK;
1118 tmp |= FDO_STATIC_DUTY(duty);
1119 WREG32_SMC(CG_FDO_CTRL0, tmp);
1120
1121 return 0;
1122}
1123
1124void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode)
1125{
1126 if (mode) {
1127 /* stop auto-manage */
1128 if (rdev->pm.dpm.fan.ucode_fan_control)
1129 ci_fan_ctrl_stop_smc_fan_control(rdev);
1130 ci_fan_ctrl_set_static_mode(rdev, mode);
1131 } else {
1132 /* restart auto-manage */
1133 if (rdev->pm.dpm.fan.ucode_fan_control)
1134 ci_thermal_start_smc_fan_control(rdev);
1135 else
1136 ci_fan_ctrl_set_default_mode(rdev);
1137 }
1138}
1139
1140u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev)
1141{
1142 struct ci_power_info *pi = ci_get_pi(rdev);
1143 u32 tmp;
1144
1145 if (pi->fan_is_controlled_by_smc)
1146 return 0;
1147
1148 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK;
1149 return (tmp >> FDO_PWM_MODE_SHIFT);
1150}
1151
1152#if 0
1153static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev,
1154 u32 *speed)
1155{
1156 u32 tach_period;
1157 u32 xclk = radeon_get_xclk(rdev);
1158
1159 if (rdev->pm.no_fan)
1160 return -ENOENT;
1161
1162 if (rdev->pm.fan_pulses_per_revolution == 0)
1163 return -ENOENT;
1164
1165 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT;
1166 if (tach_period == 0)
1167 return -ENOENT;
1168
1169 *speed = 60 * xclk * 10000 / tach_period;
1170
1171 return 0;
1172}
1173
1174static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev,
1175 u32 speed)
1176{
1177 u32 tach_period, tmp;
1178 u32 xclk = radeon_get_xclk(rdev);
1179
1180 if (rdev->pm.no_fan)
1181 return -ENOENT;
1182
1183 if (rdev->pm.fan_pulses_per_revolution == 0)
1184 return -ENOENT;
1185
1186 if ((speed < rdev->pm.fan_min_rpm) ||
1187 (speed > rdev->pm.fan_max_rpm))
1188 return -EINVAL;
1189
1190 if (rdev->pm.dpm.fan.ucode_fan_control)
1191 ci_fan_ctrl_stop_smc_fan_control(rdev);
1192
1193 tach_period = 60 * xclk * 10000 / (8 * speed);
1194 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK;
1195 tmp |= TARGET_PERIOD(tach_period);
1196 WREG32_SMC(CG_TACH_CTRL, tmp);
1197
1198 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM);
1199
1200 return 0;
1201}
1202#endif
1203
1204static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev)
1205{
1206 struct ci_power_info *pi = ci_get_pi(rdev);
1207 u32 tmp;
1208
1209 if (!pi->fan_ctrl_is_in_default_mode) {
1210 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
1211 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode);
1212 WREG32_SMC(CG_FDO_CTRL2, tmp);
1213
1214 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
1215 tmp |= TMIN(pi->t_min);
1216 WREG32_SMC(CG_FDO_CTRL2, tmp);
1217 pi->fan_ctrl_is_in_default_mode = true;
1218 }
1219}
1220
1221static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev)
1222{
1223 if (rdev->pm.dpm.fan.ucode_fan_control) {
1224 ci_fan_ctrl_start_smc_fan_control(rdev);
1225 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC);
1226 }
1227}
1228
1229static void ci_thermal_initialize(struct radeon_device *rdev)
1230{
1231 u32 tmp;
1232
1233 if (rdev->pm.fan_pulses_per_revolution) {
1234 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK;
1235 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1);
1236 WREG32_SMC(CG_TACH_CTRL, tmp);
1237 }
1238
1239 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK;
1240 tmp |= TACH_PWM_RESP_RATE(0x28);
1241 WREG32_SMC(CG_FDO_CTRL2, tmp);
1242}
1243
1244static int ci_thermal_start_thermal_controller(struct radeon_device *rdev)
1245{
1246 int ret;
1247
1248 ci_thermal_initialize(rdev);
1249 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
1250 if (ret)
1251 return ret;
1252 ret = ci_thermal_enable_alert(rdev, true);
1253 if (ret)
1254 return ret;
1255 if (rdev->pm.dpm.fan.ucode_fan_control) {
1256 ret = ci_thermal_setup_fan_table(rdev);
1257 if (ret)
1258 return ret;
1259 ci_thermal_start_smc_fan_control(rdev);
1260 }
1261
1262 return 0;
1263}
1264
1265static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev)
1266{
1267 if (!rdev->pm.no_fan)
1268 ci_fan_ctrl_set_default_mode(rdev);
1269}
1270
1271#if 0
1272static int ci_read_smc_soft_register(struct radeon_device *rdev,
1273 u16 reg_offset, u32 *value)
1274{
1275 struct ci_power_info *pi = ci_get_pi(rdev);
1276
1277 return ci_read_smc_sram_dword(rdev,
1278 pi->soft_regs_start + reg_offset,
1279 value, pi->sram_end);
1280}
1281#endif
1282
1283static int ci_write_smc_soft_register(struct radeon_device *rdev,
1284 u16 reg_offset, u32 value)
1285{
1286 struct ci_power_info *pi = ci_get_pi(rdev);
1287
1288 return ci_write_smc_sram_dword(rdev,
1289 pi->soft_regs_start + reg_offset,
1290 value, pi->sram_end);
1291}
1292
1293static void ci_init_fps_limits(struct radeon_device *rdev)
1294{
1295 struct ci_power_info *pi = ci_get_pi(rdev);
1296 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
1297
1298 if (pi->caps_fps) {
1299 u16 tmp;
1300
1301 tmp = 45;
1302 table->FpsHighT = cpu_to_be16(tmp);
1303
1304 tmp = 30;
1305 table->FpsLowT = cpu_to_be16(tmp);
1306 }
1307}
1308
1309static int ci_update_sclk_t(struct radeon_device *rdev)
1310{
1311 struct ci_power_info *pi = ci_get_pi(rdev);
1312 int ret = 0;
1313 u32 low_sclk_interrupt_t = 0;
1314
1315 if (pi->caps_sclk_throttle_low_notification) {
1316 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
1317
1318 ret = ci_copy_bytes_to_smc(rdev,
1319 pi->dpm_table_start +
1320 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT),
1321 (u8 *)&low_sclk_interrupt_t,
1322 sizeof(u32), pi->sram_end);
1323
1324 }
1325
1326 return ret;
1327}
1328
1329static void ci_get_leakage_voltages(struct radeon_device *rdev)
1330{
1331 struct ci_power_info *pi = ci_get_pi(rdev);
1332 u16 leakage_id, virtual_voltage_id;
1333 u16 vddc, vddci;
1334 int i;
1335
1336 pi->vddc_leakage.count = 0;
1337 pi->vddci_leakage.count = 0;
1338
1339 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
1340 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1341 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1342 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0)
1343 continue;
1344 if (vddc != 0 && vddc != virtual_voltage_id) {
1345 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1346 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1347 pi->vddc_leakage.count++;
1348 }
1349 }
1350 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) {
1351 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1352 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1353 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci,
1354 virtual_voltage_id,
1355 leakage_id) == 0) {
1356 if (vddc != 0 && vddc != virtual_voltage_id) {
1357 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1358 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1359 pi->vddc_leakage.count++;
1360 }
1361 if (vddci != 0 && vddci != virtual_voltage_id) {
1362 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci;
1363 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id;
1364 pi->vddci_leakage.count++;
1365 }
1366 }
1367 }
1368 }
1369}
1370
1371static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources)
1372{
1373 struct ci_power_info *pi = ci_get_pi(rdev);
1374 bool want_thermal_protection;
1375 enum radeon_dpm_event_src dpm_event_src;
1376 u32 tmp;
1377
1378 switch (sources) {
1379 case 0:
1380 default:
1381 want_thermal_protection = false;
1382 break;
1383 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL):
1384 want_thermal_protection = true;
1385 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGITAL;
1386 break;
1387 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
1388 want_thermal_protection = true;
1389 dpm_event_src = RADEON_DPM_EVENT_SRC_EXTERNAL;
1390 break;
1391 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
1392 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)):
1393 want_thermal_protection = true;
1394 dpm_event_src = RADEON_DPM_EVENT_SRC_DIGIAL_OR_EXTERNAL;
1395 break;
1396 }
1397
1398 if (want_thermal_protection) {
1399#if 0
1400 /* XXX: need to figure out how to handle this properly */
1401 tmp = RREG32_SMC(CG_THERMAL_CTRL);
1402 tmp &= DPM_EVENT_SRC_MASK;
1403 tmp |= DPM_EVENT_SRC(dpm_event_src);
1404 WREG32_SMC(CG_THERMAL_CTRL, tmp);
1405#endif
1406
1407 tmp = RREG32_SMC(GENERAL_PWRMGT);
1408 if (pi->thermal_protection)
1409 tmp &= ~THERMAL_PROTECTION_DIS;
1410 else
1411 tmp |= THERMAL_PROTECTION_DIS;
1412 WREG32_SMC(GENERAL_PWRMGT, tmp);
1413 } else {
1414 tmp = RREG32_SMC(GENERAL_PWRMGT);
1415 tmp |= THERMAL_PROTECTION_DIS;
1416 WREG32_SMC(GENERAL_PWRMGT, tmp);
1417 }
1418}
1419
1420static void ci_enable_auto_throttle_source(struct radeon_device *rdev,
1421 enum radeon_dpm_auto_throttle_src source,
1422 bool enable)
1423{
1424 struct ci_power_info *pi = ci_get_pi(rdev);
1425
1426 if (enable) {
1427 if (!(pi->active_auto_throttle_sources & (1 << source))) {
1428 pi->active_auto_throttle_sources |= 1 << source;
1429 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1430 }
1431 } else {
1432 if (pi->active_auto_throttle_sources & (1 << source)) {
1433 pi->active_auto_throttle_sources &= ~(1 << source);
1434 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1435 }
1436 }
1437}
1438
1439static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev)
1440{
1441 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
1442 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt);
1443}
1444
1445static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev)
1446{
1447 struct ci_power_info *pi = ci_get_pi(rdev);
1448 PPSMC_Result smc_result;
1449
1450 if (!pi->need_update_smu7_dpm_table)
1451 return 0;
1452
1453 if ((!pi->sclk_dpm_key_disabled) &&
1454 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1455 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel);
1456 if (smc_result != PPSMC_Result_OK)
1457 return -EINVAL;
1458 }
1459
1460 if ((!pi->mclk_dpm_key_disabled) &&
1461 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1462 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel);
1463 if (smc_result != PPSMC_Result_OK)
1464 return -EINVAL;
1465 }
1466
1467 pi->need_update_smu7_dpm_table = 0;
1468 return 0;
1469}
1470
1471static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable)
1472{
1473 struct ci_power_info *pi = ci_get_pi(rdev);
1474 PPSMC_Result smc_result;
1475
1476 if (enable) {
1477 if (!pi->sclk_dpm_key_disabled) {
1478 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable);
1479 if (smc_result != PPSMC_Result_OK)
1480 return -EINVAL;
1481 }
1482
1483 if (!pi->mclk_dpm_key_disabled) {
1484 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable);
1485 if (smc_result != PPSMC_Result_OK)
1486 return -EINVAL;
1487
1488 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN);
1489
1490 WREG32_SMC(LCAC_MC0_CNTL, 0x05);
1491 WREG32_SMC(LCAC_MC1_CNTL, 0x05);
1492 WREG32_SMC(LCAC_CPL_CNTL, 0x100005);
1493
1494 udelay(10);
1495
1496 WREG32_SMC(LCAC_MC0_CNTL, 0x400005);
1497 WREG32_SMC(LCAC_MC1_CNTL, 0x400005);
1498 WREG32_SMC(LCAC_CPL_CNTL, 0x500005);
1499 }
1500 } else {
1501 if (!pi->sclk_dpm_key_disabled) {
1502 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable);
1503 if (smc_result != PPSMC_Result_OK)
1504 return -EINVAL;
1505 }
1506
1507 if (!pi->mclk_dpm_key_disabled) {
1508 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable);
1509 if (smc_result != PPSMC_Result_OK)
1510 return -EINVAL;
1511 }
1512 }
1513
1514 return 0;
1515}
1516
1517static int ci_start_dpm(struct radeon_device *rdev)
1518{
1519 struct ci_power_info *pi = ci_get_pi(rdev);
1520 PPSMC_Result smc_result;
1521 int ret;
1522 u32 tmp;
1523
1524 tmp = RREG32_SMC(GENERAL_PWRMGT);
1525 tmp |= GLOBAL_PWRMGT_EN;
1526 WREG32_SMC(GENERAL_PWRMGT, tmp);
1527
1528 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1529 tmp |= DYNAMIC_PM_EN;
1530 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1531
1532 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000);
1533
1534 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN);
1535
1536 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable);
1537 if (smc_result != PPSMC_Result_OK)
1538 return -EINVAL;
1539
1540 ret = ci_enable_sclk_mclk_dpm(rdev, true);
1541 if (ret)
1542 return ret;
1543
1544 if (!pi->pcie_dpm_key_disabled) {
1545 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable);
1546 if (smc_result != PPSMC_Result_OK)
1547 return -EINVAL;
1548 }
1549
1550 return 0;
1551}
1552
1553static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev)
1554{
1555 struct ci_power_info *pi = ci_get_pi(rdev);
1556 PPSMC_Result smc_result;
1557
1558 if (!pi->need_update_smu7_dpm_table)
1559 return 0;
1560
1561 if ((!pi->sclk_dpm_key_disabled) &&
1562 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1563 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel);
1564 if (smc_result != PPSMC_Result_OK)
1565 return -EINVAL;
1566 }
1567
1568 if ((!pi->mclk_dpm_key_disabled) &&
1569 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1570 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel);
1571 if (smc_result != PPSMC_Result_OK)
1572 return -EINVAL;
1573 }
1574
1575 return 0;
1576}
1577
1578static int ci_stop_dpm(struct radeon_device *rdev)
1579{
1580 struct ci_power_info *pi = ci_get_pi(rdev);
1581 PPSMC_Result smc_result;
1582 int ret;
1583 u32 tmp;
1584
1585 tmp = RREG32_SMC(GENERAL_PWRMGT);
1586 tmp &= ~GLOBAL_PWRMGT_EN;
1587 WREG32_SMC(GENERAL_PWRMGT, tmp);
1588
1589 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1590 tmp &= ~DYNAMIC_PM_EN;
1591 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1592
1593 if (!pi->pcie_dpm_key_disabled) {
1594 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable);
1595 if (smc_result != PPSMC_Result_OK)
1596 return -EINVAL;
1597 }
1598
1599 ret = ci_enable_sclk_mclk_dpm(rdev, false);
1600 if (ret)
1601 return ret;
1602
1603 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable);
1604 if (smc_result != PPSMC_Result_OK)
1605 return -EINVAL;
1606
1607 return 0;
1608}
1609
1610static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable)
1611{
1612 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1613
1614 if (enable)
1615 tmp &= ~SCLK_PWRMGT_OFF;
1616 else
1617 tmp |= SCLK_PWRMGT_OFF;
1618 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1619}
1620
1621#if 0
1622static int ci_notify_hw_of_power_source(struct radeon_device *rdev,
1623 bool ac_power)
1624{
1625 struct ci_power_info *pi = ci_get_pi(rdev);
1626 struct radeon_cac_tdp_table *cac_tdp_table =
1627 rdev->pm.dpm.dyn_state.cac_tdp_table;
1628 u32 power_limit;
1629
1630 if (ac_power)
1631 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
1632 else
1633 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256);
1634
1635 ci_set_power_limit(rdev, power_limit);
1636
1637 if (pi->caps_automatic_dc_transition) {
1638 if (ac_power)
1639 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC);
1640 else
1641 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp);
1642 }
1643
1644 return 0;
1645}
1646#endif
1647
1648static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
1649 PPSMC_Msg msg, u32 parameter)
1650{
1651 WREG32(SMC_MSG_ARG_0, parameter);
1652 return ci_send_msg_to_smc(rdev, msg);
1653}
1654
1655static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev,
1656 PPSMC_Msg msg, u32 *parameter)
1657{
1658 PPSMC_Result smc_result;
1659
1660 smc_result = ci_send_msg_to_smc(rdev, msg);
1661
1662 if ((smc_result == PPSMC_Result_OK) && parameter)
1663 *parameter = RREG32(SMC_MSG_ARG_0);
1664
1665 return smc_result;
1666}
1667
1668static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n)
1669{
1670 struct ci_power_info *pi = ci_get_pi(rdev);
1671
1672 if (!pi->sclk_dpm_key_disabled) {
1673 PPSMC_Result smc_result =
1674 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n);
1675 if (smc_result != PPSMC_Result_OK)
1676 return -EINVAL;
1677 }
1678
1679 return 0;
1680}
1681
1682static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n)
1683{
1684 struct ci_power_info *pi = ci_get_pi(rdev);
1685
1686 if (!pi->mclk_dpm_key_disabled) {
1687 PPSMC_Result smc_result =
1688 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n);
1689 if (smc_result != PPSMC_Result_OK)
1690 return -EINVAL;
1691 }
1692
1693 return 0;
1694}
1695
1696static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n)
1697{
1698 struct ci_power_info *pi = ci_get_pi(rdev);
1699
1700 if (!pi->pcie_dpm_key_disabled) {
1701 PPSMC_Result smc_result =
1702 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n);
1703 if (smc_result != PPSMC_Result_OK)
1704 return -EINVAL;
1705 }
1706
1707 return 0;
1708}
1709
1710static int ci_set_power_limit(struct radeon_device *rdev, u32 n)
1711{
1712 struct ci_power_info *pi = ci_get_pi(rdev);
1713
1714 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
1715 PPSMC_Result smc_result =
1716 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n);
1717 if (smc_result != PPSMC_Result_OK)
1718 return -EINVAL;
1719 }
1720
1721 return 0;
1722}
1723
1724static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
1725 u32 target_tdp)
1726{
1727 PPSMC_Result smc_result =
1728 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
1729 if (smc_result != PPSMC_Result_OK)
1730 return -EINVAL;
1731 return 0;
1732}
1733
1734#if 0
1735static int ci_set_boot_state(struct radeon_device *rdev)
1736{
1737 return ci_enable_sclk_mclk_dpm(rdev, false);
1738}
1739#endif
1740
1741static u32 ci_get_average_sclk_freq(struct radeon_device *rdev)
1742{
1743 u32 sclk_freq;
1744 PPSMC_Result smc_result =
1745 ci_send_msg_to_smc_return_parameter(rdev,
1746 PPSMC_MSG_API_GetSclkFrequency,
1747 &sclk_freq);
1748 if (smc_result != PPSMC_Result_OK)
1749 sclk_freq = 0;
1750
1751 return sclk_freq;
1752}
1753
1754static u32 ci_get_average_mclk_freq(struct radeon_device *rdev)
1755{
1756 u32 mclk_freq;
1757 PPSMC_Result smc_result =
1758 ci_send_msg_to_smc_return_parameter(rdev,
1759 PPSMC_MSG_API_GetMclkFrequency,
1760 &mclk_freq);
1761 if (smc_result != PPSMC_Result_OK)
1762 mclk_freq = 0;
1763
1764 return mclk_freq;
1765}
1766
1767static void ci_dpm_start_smc(struct radeon_device *rdev)
1768{
1769 int i;
1770
1771 ci_program_jump_on_start(rdev);
1772 ci_start_smc_clock(rdev);
1773 ci_start_smc(rdev);
1774 for (i = 0; i < rdev->usec_timeout; i++) {
1775 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED)
1776 break;
1777 }
1778}
1779
1780static void ci_dpm_stop_smc(struct radeon_device *rdev)
1781{
1782 ci_reset_smc(rdev);
1783 ci_stop_smc_clock(rdev);
1784}
1785
1786static int ci_process_firmware_header(struct radeon_device *rdev)
1787{
1788 struct ci_power_info *pi = ci_get_pi(rdev);
1789 u32 tmp;
1790 int ret;
1791
1792 ret = ci_read_smc_sram_dword(rdev,
1793 SMU7_FIRMWARE_HEADER_LOCATION +
1794 offsetof(SMU7_Firmware_Header, DpmTable),
1795 &tmp, pi->sram_end);
1796 if (ret)
1797 return ret;
1798
1799 pi->dpm_table_start = tmp;
1800
1801 ret = ci_read_smc_sram_dword(rdev,
1802 SMU7_FIRMWARE_HEADER_LOCATION +
1803 offsetof(SMU7_Firmware_Header, SoftRegisters),
1804 &tmp, pi->sram_end);
1805 if (ret)
1806 return ret;
1807
1808 pi->soft_regs_start = tmp;
1809
1810 ret = ci_read_smc_sram_dword(rdev,
1811 SMU7_FIRMWARE_HEADER_LOCATION +
1812 offsetof(SMU7_Firmware_Header, mcRegisterTable),
1813 &tmp, pi->sram_end);
1814 if (ret)
1815 return ret;
1816
1817 pi->mc_reg_table_start = tmp;
1818
1819 ret = ci_read_smc_sram_dword(rdev,
1820 SMU7_FIRMWARE_HEADER_LOCATION +
1821 offsetof(SMU7_Firmware_Header, FanTable),
1822 &tmp, pi->sram_end);
1823 if (ret)
1824 return ret;
1825
1826 pi->fan_table_start = tmp;
1827
1828 ret = ci_read_smc_sram_dword(rdev,
1829 SMU7_FIRMWARE_HEADER_LOCATION +
1830 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable),
1831 &tmp, pi->sram_end);
1832 if (ret)
1833 return ret;
1834
1835 pi->arb_table_start = tmp;
1836
1837 return 0;
1838}
1839
1840static void ci_read_clock_registers(struct radeon_device *rdev)
1841{
1842 struct ci_power_info *pi = ci_get_pi(rdev);
1843
1844 pi->clock_registers.cg_spll_func_cntl =
1845 RREG32_SMC(CG_SPLL_FUNC_CNTL);
1846 pi->clock_registers.cg_spll_func_cntl_2 =
1847 RREG32_SMC(CG_SPLL_FUNC_CNTL_2);
1848 pi->clock_registers.cg_spll_func_cntl_3 =
1849 RREG32_SMC(CG_SPLL_FUNC_CNTL_3);
1850 pi->clock_registers.cg_spll_func_cntl_4 =
1851 RREG32_SMC(CG_SPLL_FUNC_CNTL_4);
1852 pi->clock_registers.cg_spll_spread_spectrum =
1853 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
1854 pi->clock_registers.cg_spll_spread_spectrum_2 =
1855 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2);
1856 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
1857 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
1858 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
1859 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
1860 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL);
1861 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1);
1862 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2);
1863 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
1864 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
1865}
1866
1867static void ci_init_sclk_t(struct radeon_device *rdev)
1868{
1869 struct ci_power_info *pi = ci_get_pi(rdev);
1870
1871 pi->low_sclk_interrupt_t = 0;
1872}
1873
1874static void ci_enable_thermal_protection(struct radeon_device *rdev,
1875 bool enable)
1876{
1877 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1878
1879 if (enable)
1880 tmp &= ~THERMAL_PROTECTION_DIS;
1881 else
1882 tmp |= THERMAL_PROTECTION_DIS;
1883 WREG32_SMC(GENERAL_PWRMGT, tmp);
1884}
1885
1886static void ci_enable_acpi_power_management(struct radeon_device *rdev)
1887{
1888 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1889
1890 tmp |= STATIC_PM_EN;
1891
1892 WREG32_SMC(GENERAL_PWRMGT, tmp);
1893}
1894
1895#if 0
1896static int ci_enter_ulp_state(struct radeon_device *rdev)
1897{
1898
1899 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower);
1900
1901 udelay(25000);
1902
1903 return 0;
1904}
1905
1906static int ci_exit_ulp_state(struct radeon_device *rdev)
1907{
1908 int i;
1909
1910 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower);
1911
1912 udelay(7000);
1913
1914 for (i = 0; i < rdev->usec_timeout; i++) {
1915 if (RREG32(SMC_RESP_0) == 1)
1916 break;
1917 udelay(1000);
1918 }
1919
1920 return 0;
1921}
1922#endif
1923
1924static int ci_notify_smc_display_change(struct radeon_device *rdev,
1925 bool has_display)
1926{
1927 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay;
1928
1929 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL;
1930}
1931
1932static int ci_enable_ds_master_switch(struct radeon_device *rdev,
1933 bool enable)
1934{
1935 struct ci_power_info *pi = ci_get_pi(rdev);
1936
1937 if (enable) {
1938 if (pi->caps_sclk_ds) {
1939 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK)
1940 return -EINVAL;
1941 } else {
1942 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1943 return -EINVAL;
1944 }
1945 } else {
1946 if (pi->caps_sclk_ds) {
1947 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1948 return -EINVAL;
1949 }
1950 }
1951
1952 return 0;
1953}
1954
1955static void ci_program_display_gap(struct radeon_device *rdev)
1956{
1957 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
1958 u32 pre_vbi_time_in_us;
1959 u32 frame_time_in_us;
1960 u32 ref_clock = rdev->clock.spll.reference_freq;
1961 u32 refresh_rate = r600_dpm_get_vrefresh(rdev);
1962 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
1963
1964 tmp &= ~DISP_GAP_MASK;
1965 if (rdev->pm.dpm.new_active_crtc_count > 0)
1966 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM);
1967 else
1968 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE);
1969 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
1970
1971 if (refresh_rate == 0)
1972 refresh_rate = 60;
1973 if (vblank_time == 0xffffffff)
1974 vblank_time = 500;
1975 frame_time_in_us = 1000000 / refresh_rate;
1976 pre_vbi_time_in_us =
1977 frame_time_in_us - 200 - vblank_time;
1978 tmp = pre_vbi_time_in_us * (ref_clock / 100);
1979
1980 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp);
1981 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64);
1982 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
1983
1984
1985 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1));
1986
1987}
1988
1989static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable)
1990{
1991 struct ci_power_info *pi = ci_get_pi(rdev);
1992 u32 tmp;
1993
1994 if (enable) {
1995 if (pi->caps_sclk_ss_support) {
1996 tmp = RREG32_SMC(GENERAL_PWRMGT);
1997 tmp |= DYN_SPREAD_SPECTRUM_EN;
1998 WREG32_SMC(GENERAL_PWRMGT, tmp);
1999 }
2000 } else {
2001 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
2002 tmp &= ~SSEN;
2003 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp);
2004
2005 tmp = RREG32_SMC(GENERAL_PWRMGT);
2006 tmp &= ~DYN_SPREAD_SPECTRUM_EN;
2007 WREG32_SMC(GENERAL_PWRMGT, tmp);
2008 }
2009}
2010
2011static void ci_program_sstp(struct radeon_device *rdev)
2012{
2013 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT)));
2014}
2015
2016static void ci_enable_display_gap(struct radeon_device *rdev)
2017{
2018 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
2019
2020 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK);
2021 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) |
2022 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK));
2023
2024 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
2025}
2026
2027static void ci_program_vc(struct radeon_device *rdev)
2028{
2029 u32 tmp;
2030
2031 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2032 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT);
2033 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2034
2035 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0);
2036 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1);
2037 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2);
2038 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3);
2039 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4);
2040 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5);
2041 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6);
2042 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7);
2043}
2044
2045static void ci_clear_vc(struct radeon_device *rdev)
2046{
2047 u32 tmp;
2048
2049 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2050 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT);
2051 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2052
2053 WREG32_SMC(CG_FTV_0, 0);
2054 WREG32_SMC(CG_FTV_1, 0);
2055 WREG32_SMC(CG_FTV_2, 0);
2056 WREG32_SMC(CG_FTV_3, 0);
2057 WREG32_SMC(CG_FTV_4, 0);
2058 WREG32_SMC(CG_FTV_5, 0);
2059 WREG32_SMC(CG_FTV_6, 0);
2060 WREG32_SMC(CG_FTV_7, 0);
2061}
2062
2063static int ci_upload_firmware(struct radeon_device *rdev)
2064{
2065 struct ci_power_info *pi = ci_get_pi(rdev);
2066 int i, ret;
2067
2068 for (i = 0; i < rdev->usec_timeout; i++) {
2069 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE)
2070 break;
2071 }
2072 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1);
2073
2074 ci_stop_smc_clock(rdev);
2075 ci_reset_smc(rdev);
2076
2077 ret = ci_load_smc_ucode(rdev, pi->sram_end);
2078
2079 return ret;
2080
2081}
2082
2083static int ci_get_svi2_voltage_table(struct radeon_device *rdev,
2084 struct radeon_clock_voltage_dependency_table *voltage_dependency_table,
2085 struct atom_voltage_table *voltage_table)
2086{
2087 u32 i;
2088
2089 if (voltage_dependency_table == NULL)
2090 return -EINVAL;
2091
2092 voltage_table->mask_low = 0;
2093 voltage_table->phase_delay = 0;
2094
2095 voltage_table->count = voltage_dependency_table->count;
2096 for (i = 0; i < voltage_table->count; i++) {
2097 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v;
2098 voltage_table->entries[i].smio_low = 0;
2099 }
2100
2101 return 0;
2102}
2103
2104static int ci_construct_voltage_tables(struct radeon_device *rdev)
2105{
2106 struct ci_power_info *pi = ci_get_pi(rdev);
2107 int ret;
2108
2109 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2110 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC,
2111 VOLTAGE_OBJ_GPIO_LUT,
2112 &pi->vddc_voltage_table);
2113 if (ret)
2114 return ret;
2115 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2116 ret = ci_get_svi2_voltage_table(rdev,
2117 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2118 &pi->vddc_voltage_table);
2119 if (ret)
2120 return ret;
2121 }
2122
2123 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC)
2124 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC,
2125 &pi->vddc_voltage_table);
2126
2127 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2128 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI,
2129 VOLTAGE_OBJ_GPIO_LUT,
2130 &pi->vddci_voltage_table);
2131 if (ret)
2132 return ret;
2133 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2134 ret = ci_get_svi2_voltage_table(rdev,
2135 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2136 &pi->vddci_voltage_table);
2137 if (ret)
2138 return ret;
2139 }
2140
2141 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI)
2142 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI,
2143 &pi->vddci_voltage_table);
2144
2145 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2146 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC,
2147 VOLTAGE_OBJ_GPIO_LUT,
2148 &pi->mvdd_voltage_table);
2149 if (ret)
2150 return ret;
2151 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2152 ret = ci_get_svi2_voltage_table(rdev,
2153 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2154 &pi->mvdd_voltage_table);
2155 if (ret)
2156 return ret;
2157 }
2158
2159 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD)
2160 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD,
2161 &pi->mvdd_voltage_table);
2162
2163 return 0;
2164}
2165
2166static void ci_populate_smc_voltage_table(struct radeon_device *rdev,
2167 struct atom_voltage_table_entry *voltage_table,
2168 SMU7_Discrete_VoltageLevel *smc_voltage_table)
2169{
2170 int ret;
2171
2172 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table,
2173 &smc_voltage_table->StdVoltageHiSidd,
2174 &smc_voltage_table->StdVoltageLoSidd);
2175
2176 if (ret) {
2177 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE;
2178 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE;
2179 }
2180
2181 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE);
2182 smc_voltage_table->StdVoltageHiSidd =
2183 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd);
2184 smc_voltage_table->StdVoltageLoSidd =
2185 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd);
2186}
2187
2188static int ci_populate_smc_vddc_table(struct radeon_device *rdev,
2189 SMU7_Discrete_DpmTable *table)
2190{
2191 struct ci_power_info *pi = ci_get_pi(rdev);
2192 unsigned int count;
2193
2194 table->VddcLevelCount = pi->vddc_voltage_table.count;
2195 for (count = 0; count < table->VddcLevelCount; count++) {
2196 ci_populate_smc_voltage_table(rdev,
2197 &pi->vddc_voltage_table.entries[count],
2198 &table->VddcLevel[count]);
2199
2200 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2201 table->VddcLevel[count].Smio |=
2202 pi->vddc_voltage_table.entries[count].smio_low;
2203 else
2204 table->VddcLevel[count].Smio = 0;
2205 }
2206 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount);
2207
2208 return 0;
2209}
2210
2211static int ci_populate_smc_vddci_table(struct radeon_device *rdev,
2212 SMU7_Discrete_DpmTable *table)
2213{
2214 unsigned int count;
2215 struct ci_power_info *pi = ci_get_pi(rdev);
2216
2217 table->VddciLevelCount = pi->vddci_voltage_table.count;
2218 for (count = 0; count < table->VddciLevelCount; count++) {
2219 ci_populate_smc_voltage_table(rdev,
2220 &pi->vddci_voltage_table.entries[count],
2221 &table->VddciLevel[count]);
2222
2223 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2224 table->VddciLevel[count].Smio |=
2225 pi->vddci_voltage_table.entries[count].smio_low;
2226 else
2227 table->VddciLevel[count].Smio = 0;
2228 }
2229 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount);
2230
2231 return 0;
2232}
2233
2234static int ci_populate_smc_mvdd_table(struct radeon_device *rdev,
2235 SMU7_Discrete_DpmTable *table)
2236{
2237 struct ci_power_info *pi = ci_get_pi(rdev);
2238 unsigned int count;
2239
2240 table->MvddLevelCount = pi->mvdd_voltage_table.count;
2241 for (count = 0; count < table->MvddLevelCount; count++) {
2242 ci_populate_smc_voltage_table(rdev,
2243 &pi->mvdd_voltage_table.entries[count],
2244 &table->MvddLevel[count]);
2245
2246 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2247 table->MvddLevel[count].Smio |=
2248 pi->mvdd_voltage_table.entries[count].smio_low;
2249 else
2250 table->MvddLevel[count].Smio = 0;
2251 }
2252 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount);
2253
2254 return 0;
2255}
2256
2257static int ci_populate_smc_voltage_tables(struct radeon_device *rdev,
2258 SMU7_Discrete_DpmTable *table)
2259{
2260 int ret;
2261
2262 ret = ci_populate_smc_vddc_table(rdev, table);
2263 if (ret)
2264 return ret;
2265
2266 ret = ci_populate_smc_vddci_table(rdev, table);
2267 if (ret)
2268 return ret;
2269
2270 ret = ci_populate_smc_mvdd_table(rdev, table);
2271 if (ret)
2272 return ret;
2273
2274 return 0;
2275}
2276
2277static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk,
2278 SMU7_Discrete_VoltageLevel *voltage)
2279{
2280 struct ci_power_info *pi = ci_get_pi(rdev);
2281 u32 i = 0;
2282
2283 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
2284 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) {
2285 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) {
2286 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value;
2287 break;
2288 }
2289 }
2290
2291 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count)
2292 return -EINVAL;
2293 }
2294
2295 return -EINVAL;
2296}
2297
2298static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
2299 struct atom_voltage_table_entry *voltage_table,
2300 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd)
2301{
2302 u16 v_index, idx;
2303 bool voltage_found = false;
2304 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE;
2305 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE;
2306
2307 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL)
2308 return -EINVAL;
2309
2310 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) {
2311 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2312 if (voltage_table->value ==
2313 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2314 voltage_found = true;
2315 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2316 idx = v_index;
2317 else
2318 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2319 *std_voltage_lo_sidd =
2320 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2321 *std_voltage_hi_sidd =
2322 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2323 break;
2324 }
2325 }
2326
2327 if (!voltage_found) {
2328 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2329 if (voltage_table->value <=
2330 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2331 voltage_found = true;
2332 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2333 idx = v_index;
2334 else
2335 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2336 *std_voltage_lo_sidd =
2337 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2338 *std_voltage_hi_sidd =
2339 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2340 break;
2341 }
2342 }
2343 }
2344 }
2345
2346 return 0;
2347}
2348
2349static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev,
2350 const struct radeon_phase_shedding_limits_table *limits,
2351 u32 sclk,
2352 u32 *phase_shedding)
2353{
2354 unsigned int i;
2355
2356 *phase_shedding = 1;
2357
2358 for (i = 0; i < limits->count; i++) {
2359 if (sclk < limits->entries[i].sclk) {
2360 *phase_shedding = i;
2361 break;
2362 }
2363 }
2364}
2365
2366static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev,
2367 const struct radeon_phase_shedding_limits_table *limits,
2368 u32 mclk,
2369 u32 *phase_shedding)
2370{
2371 unsigned int i;
2372
2373 *phase_shedding = 1;
2374
2375 for (i = 0; i < limits->count; i++) {
2376 if (mclk < limits->entries[i].mclk) {
2377 *phase_shedding = i;
2378 break;
2379 }
2380 }
2381}
2382
2383static int ci_init_arb_table_index(struct radeon_device *rdev)
2384{
2385 struct ci_power_info *pi = ci_get_pi(rdev);
2386 u32 tmp;
2387 int ret;
2388
2389 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start,
2390 &tmp, pi->sram_end);
2391 if (ret)
2392 return ret;
2393
2394 tmp &= 0x00FFFFFF;
2395 tmp |= MC_CG_ARB_FREQ_F1 << 24;
2396
2397 return ci_write_smc_sram_dword(rdev, pi->arb_table_start,
2398 tmp, pi->sram_end);
2399}
2400
2401static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev,
2402 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table,
2403 u32 clock, u32 *voltage)
2404{
2405 u32 i = 0;
2406
2407 if (allowed_clock_voltage_table->count == 0)
2408 return -EINVAL;
2409
2410 for (i = 0; i < allowed_clock_voltage_table->count; i++) {
2411 if (allowed_clock_voltage_table->entries[i].clk >= clock) {
2412 *voltage = allowed_clock_voltage_table->entries[i].v;
2413 return 0;
2414 }
2415 }
2416
2417 *voltage = allowed_clock_voltage_table->entries[i-1].v;
2418
2419 return 0;
2420}
2421
2422static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
2423 u32 sclk, u32 min_sclk_in_sr)
2424{
2425 u32 i;
2426 u32 tmp;
2427 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ?
2428 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK;
2429
2430 if (sclk < min)
2431 return 0;
2432
2433 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
2434 tmp = sclk / (1 << i);
2435 if (tmp >= min || i == 0)
2436 break;
2437 }
2438
2439 return (u8)i;
2440}
2441
2442static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
2443{
2444 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
2445}
2446
2447static int ci_reset_to_default(struct radeon_device *rdev)
2448{
2449 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ?
2450 0 : -EINVAL;
2451}
2452
2453static int ci_force_switch_to_arb_f0(struct radeon_device *rdev)
2454{
2455 u32 tmp;
2456
2457 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8;
2458
2459 if (tmp == MC_CG_ARB_FREQ_F0)
2460 return 0;
2461
2462 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
2463}
2464
2465static void ci_register_patching_mc_arb(struct radeon_device *rdev,
2466 const u32 engine_clock,
2467 const u32 memory_clock,
2468 u32 *dram_timimg2)
2469{
2470 bool patch;
2471 u32 tmp, tmp2;
2472
2473 tmp = RREG32(MC_SEQ_MISC0);
2474 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
2475
2476 if (patch &&
2477 ((rdev->pdev->device == 0x67B0) ||
2478 (rdev->pdev->device == 0x67B1))) {
2479 if ((memory_clock > 100000) && (memory_clock <= 125000)) {
2480 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
2481 *dram_timimg2 &= ~0x00ff0000;
2482 *dram_timimg2 |= tmp2 << 16;
2483 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
2484 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
2485 *dram_timimg2 &= ~0x00ff0000;
2486 *dram_timimg2 |= tmp2 << 16;
2487 }
2488 }
2489}
2490
2491
2492static int ci_populate_memory_timing_parameters(struct radeon_device *rdev,
2493 u32 sclk,
2494 u32 mclk,
2495 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs)
2496{
2497 u32 dram_timing;
2498 u32 dram_timing2;
2499 u32 burst_time;
2500
2501 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk);
2502
2503 dram_timing = RREG32(MC_ARB_DRAM_TIMING);
2504 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
2505 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK;
2506
2507 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2);
2508
2509 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing);
2510 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2);
2511 arb_regs->McArbBurstTime = (u8)burst_time;
2512
2513 return 0;
2514}
2515
2516static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev)
2517{
2518 struct ci_power_info *pi = ci_get_pi(rdev);
2519 SMU7_Discrete_MCArbDramTimingTable arb_regs;
2520 u32 i, j;
2521 int ret = 0;
2522
2523 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable));
2524
2525 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) {
2526 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) {
2527 ret = ci_populate_memory_timing_parameters(rdev,
2528 pi->dpm_table.sclk_table.dpm_levels[i].value,
2529 pi->dpm_table.mclk_table.dpm_levels[j].value,
2530 &arb_regs.entries[i][j]);
2531 if (ret)
2532 break;
2533 }
2534 }
2535
2536 if (ret == 0)
2537 ret = ci_copy_bytes_to_smc(rdev,
2538 pi->arb_table_start,
2539 (u8 *)&arb_regs,
2540 sizeof(SMU7_Discrete_MCArbDramTimingTable),
2541 pi->sram_end);
2542
2543 return ret;
2544}
2545
2546static int ci_program_memory_timing_parameters(struct radeon_device *rdev)
2547{
2548 struct ci_power_info *pi = ci_get_pi(rdev);
2549
2550 if (pi->need_update_smu7_dpm_table == 0)
2551 return 0;
2552
2553 return ci_do_program_memory_timing_parameters(rdev);
2554}
2555
2556static void ci_populate_smc_initial_state(struct radeon_device *rdev,
2557 struct radeon_ps *radeon_boot_state)
2558{
2559 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state);
2560 struct ci_power_info *pi = ci_get_pi(rdev);
2561 u32 level = 0;
2562
2563 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) {
2564 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >=
2565 boot_state->performance_levels[0].sclk) {
2566 pi->smc_state_table.GraphicsBootLevel = level;
2567 break;
2568 }
2569 }
2570
2571 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) {
2572 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >=
2573 boot_state->performance_levels[0].mclk) {
2574 pi->smc_state_table.MemoryBootLevel = level;
2575 break;
2576 }
2577 }
2578}
2579
2580static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table)
2581{
2582 u32 i;
2583 u32 mask_value = 0;
2584
2585 for (i = dpm_table->count; i > 0; i--) {
2586 mask_value = mask_value << 1;
2587 if (dpm_table->dpm_levels[i-1].enabled)
2588 mask_value |= 0x1;
2589 else
2590 mask_value &= 0xFFFFFFFE;
2591 }
2592
2593 return mask_value;
2594}
2595
2596static void ci_populate_smc_link_level(struct radeon_device *rdev,
2597 SMU7_Discrete_DpmTable *table)
2598{
2599 struct ci_power_info *pi = ci_get_pi(rdev);
2600 struct ci_dpm_table *dpm_table = &pi->dpm_table;
2601 u32 i;
2602
2603 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) {
2604 table->LinkLevel[i].PcieGenSpeed =
2605 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value;
2606 table->LinkLevel[i].PcieLaneCount =
2607 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1);
2608 table->LinkLevel[i].EnabledForActivity = 1;
2609 table->LinkLevel[i].DownT = cpu_to_be32(5);
2610 table->LinkLevel[i].UpT = cpu_to_be32(30);
2611 }
2612
2613 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count;
2614 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
2615 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table);
2616}
2617
2618static int ci_populate_smc_uvd_level(struct radeon_device *rdev,
2619 SMU7_Discrete_DpmTable *table)
2620{
2621 u32 count;
2622 struct atom_clock_dividers dividers;
2623 int ret = -EINVAL;
2624
2625 table->UvdLevelCount =
2626 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count;
2627
2628 for (count = 0; count < table->UvdLevelCount; count++) {
2629 table->UvdLevel[count].VclkFrequency =
2630 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk;
2631 table->UvdLevel[count].DclkFrequency =
2632 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk;
2633 table->UvdLevel[count].MinVddc =
2634 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2635 table->UvdLevel[count].MinVddcPhases = 1;
2636
2637 ret = radeon_atom_get_clock_dividers(rdev,
2638 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2639 table->UvdLevel[count].VclkFrequency, false, ÷rs);
2640 if (ret)
2641 return ret;
2642
2643 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider;
2644
2645 ret = radeon_atom_get_clock_dividers(rdev,
2646 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2647 table->UvdLevel[count].DclkFrequency, false, ÷rs);
2648 if (ret)
2649 return ret;
2650
2651 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider;
2652
2653 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency);
2654 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency);
2655 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc);
2656 }
2657
2658 return ret;
2659}
2660
2661static int ci_populate_smc_vce_level(struct radeon_device *rdev,
2662 SMU7_Discrete_DpmTable *table)
2663{
2664 u32 count;
2665 struct atom_clock_dividers dividers;
2666 int ret = -EINVAL;
2667
2668 table->VceLevelCount =
2669 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count;
2670
2671 for (count = 0; count < table->VceLevelCount; count++) {
2672 table->VceLevel[count].Frequency =
2673 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk;
2674 table->VceLevel[count].MinVoltage =
2675 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2676 table->VceLevel[count].MinPhases = 1;
2677
2678 ret = radeon_atom_get_clock_dividers(rdev,
2679 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2680 table->VceLevel[count].Frequency, false, ÷rs);
2681 if (ret)
2682 return ret;
2683
2684 table->VceLevel[count].Divider = (u8)dividers.post_divider;
2685
2686 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency);
2687 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage);
2688 }
2689
2690 return ret;
2691
2692}
2693
2694static int ci_populate_smc_acp_level(struct radeon_device *rdev,
2695 SMU7_Discrete_DpmTable *table)
2696{
2697 u32 count;
2698 struct atom_clock_dividers dividers;
2699 int ret = -EINVAL;
2700
2701 table->AcpLevelCount = (u8)
2702 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count);
2703
2704 for (count = 0; count < table->AcpLevelCount; count++) {
2705 table->AcpLevel[count].Frequency =
2706 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk;
2707 table->AcpLevel[count].MinVoltage =
2708 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v;
2709 table->AcpLevel[count].MinPhases = 1;
2710
2711 ret = radeon_atom_get_clock_dividers(rdev,
2712 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2713 table->AcpLevel[count].Frequency, false, ÷rs);
2714 if (ret)
2715 return ret;
2716
2717 table->AcpLevel[count].Divider = (u8)dividers.post_divider;
2718
2719 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency);
2720 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage);
2721 }
2722
2723 return ret;
2724}
2725
2726static int ci_populate_smc_samu_level(struct radeon_device *rdev,
2727 SMU7_Discrete_DpmTable *table)
2728{
2729 u32 count;
2730 struct atom_clock_dividers dividers;
2731 int ret = -EINVAL;
2732
2733 table->SamuLevelCount =
2734 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count;
2735
2736 for (count = 0; count < table->SamuLevelCount; count++) {
2737 table->SamuLevel[count].Frequency =
2738 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk;
2739 table->SamuLevel[count].MinVoltage =
2740 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2741 table->SamuLevel[count].MinPhases = 1;
2742
2743 ret = radeon_atom_get_clock_dividers(rdev,
2744 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2745 table->SamuLevel[count].Frequency, false, ÷rs);
2746 if (ret)
2747 return ret;
2748
2749 table->SamuLevel[count].Divider = (u8)dividers.post_divider;
2750
2751 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency);
2752 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage);
2753 }
2754
2755 return ret;
2756}
2757
2758static int ci_calculate_mclk_params(struct radeon_device *rdev,
2759 u32 memory_clock,
2760 SMU7_Discrete_MemoryLevel *mclk,
2761 bool strobe_mode,
2762 bool dll_state_on)
2763{
2764 struct ci_power_info *pi = ci_get_pi(rdev);
2765 u32 dll_cntl = pi->clock_registers.dll_cntl;
2766 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2767 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl;
2768 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl;
2769 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl;
2770 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1;
2771 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2;
2772 u32 mpll_ss1 = pi->clock_registers.mpll_ss1;
2773 u32 mpll_ss2 = pi->clock_registers.mpll_ss2;
2774 struct atom_mpll_param mpll_param;
2775 int ret;
2776
2777 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param);
2778 if (ret)
2779 return ret;
2780
2781 mpll_func_cntl &= ~BWCTRL_MASK;
2782 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl);
2783
2784 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK);
2785 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) |
2786 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode);
2787
2788 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK;
2789 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div);
2790
2791 if (pi->mem_gddr5) {
2792 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK);
2793 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) |
2794 YCLK_POST_DIV(mpll_param.post_div);
2795 }
2796
2797 if (pi->caps_mclk_ss_support) {
2798 struct radeon_atom_ss ss;
2799 u32 freq_nom;
2800 u32 tmp;
2801 u32 reference_clock = rdev->clock.mpll.reference_freq;
2802
2803 if (mpll_param.qdr == 1)
2804 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
2805 else
2806 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
2807
2808 tmp = (freq_nom / reference_clock);
2809 tmp = tmp * tmp;
2810 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2811 ASIC_INTERNAL_MEMORY_SS, freq_nom)) {
2812 u32 clks = reference_clock * 5 / ss.rate;
2813 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom);
2814
2815 mpll_ss1 &= ~CLKV_MASK;
2816 mpll_ss1 |= CLKV(clkv);
2817
2818 mpll_ss2 &= ~CLKS_MASK;
2819 mpll_ss2 |= CLKS(clks);
2820 }
2821 }
2822
2823 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
2824 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed);
2825
2826 if (dll_state_on)
2827 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB;
2828 else
2829 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
2830
2831 mclk->MclkFrequency = memory_clock;
2832 mclk->MpllFuncCntl = mpll_func_cntl;
2833 mclk->MpllFuncCntl_1 = mpll_func_cntl_1;
2834 mclk->MpllFuncCntl_2 = mpll_func_cntl_2;
2835 mclk->MpllAdFuncCntl = mpll_ad_func_cntl;
2836 mclk->MpllDqFuncCntl = mpll_dq_func_cntl;
2837 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl;
2838 mclk->DllCntl = dll_cntl;
2839 mclk->MpllSs1 = mpll_ss1;
2840 mclk->MpllSs2 = mpll_ss2;
2841
2842 return 0;
2843}
2844
2845static int ci_populate_single_memory_level(struct radeon_device *rdev,
2846 u32 memory_clock,
2847 SMU7_Discrete_MemoryLevel *memory_level)
2848{
2849 struct ci_power_info *pi = ci_get_pi(rdev);
2850 int ret;
2851 bool dll_state_on;
2852
2853 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) {
2854 ret = ci_get_dependency_volt_by_clk(rdev,
2855 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2856 memory_clock, &memory_level->MinVddc);
2857 if (ret)
2858 return ret;
2859 }
2860
2861 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) {
2862 ret = ci_get_dependency_volt_by_clk(rdev,
2863 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2864 memory_clock, &memory_level->MinVddci);
2865 if (ret)
2866 return ret;
2867 }
2868
2869 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) {
2870 ret = ci_get_dependency_volt_by_clk(rdev,
2871 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2872 memory_clock, &memory_level->MinMvdd);
2873 if (ret)
2874 return ret;
2875 }
2876
2877 memory_level->MinVddcPhases = 1;
2878
2879 if (pi->vddc_phase_shed_control)
2880 ci_populate_phase_value_based_on_mclk(rdev,
2881 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
2882 memory_clock,
2883 &memory_level->MinVddcPhases);
2884
2885 memory_level->EnabledForThrottle = 1;
2886 memory_level->UpH = 0;
2887 memory_level->DownH = 100;
2888 memory_level->VoltageDownH = 0;
2889 memory_level->ActivityLevel = (u16)pi->mclk_activity_target;
2890
2891 memory_level->StutterEnable = false;
2892 memory_level->StrobeEnable = false;
2893 memory_level->EdcReadEnable = false;
2894 memory_level->EdcWriteEnable = false;
2895 memory_level->RttEnable = false;
2896
2897 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
2898
2899 if (pi->mclk_stutter_mode_threshold &&
2900 (memory_clock <= pi->mclk_stutter_mode_threshold) &&
2901 (pi->uvd_enabled == false) &&
2902 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) &&
2903 (rdev->pm.dpm.new_active_crtc_count <= 2))
2904 memory_level->StutterEnable = true;
2905
2906 if (pi->mclk_strobe_mode_threshold &&
2907 (memory_clock <= pi->mclk_strobe_mode_threshold))
2908 memory_level->StrobeEnable = 1;
2909
2910 if (pi->mem_gddr5) {
2911 memory_level->StrobeRatio =
2912 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable);
2913 if (pi->mclk_edc_enable_threshold &&
2914 (memory_clock > pi->mclk_edc_enable_threshold))
2915 memory_level->EdcReadEnable = true;
2916
2917 if (pi->mclk_edc_wr_enable_threshold &&
2918 (memory_clock > pi->mclk_edc_wr_enable_threshold))
2919 memory_level->EdcWriteEnable = true;
2920
2921 if (memory_level->StrobeEnable) {
2922 if (si_get_mclk_frequency_ratio(memory_clock, true) >=
2923 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
2924 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2925 else
2926 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
2927 } else {
2928 dll_state_on = pi->dll_default_on;
2929 }
2930 } else {
2931 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock);
2932 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2933 }
2934
2935 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on);
2936 if (ret)
2937 return ret;
2938
2939 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE);
2940 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases);
2941 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE);
2942 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE);
2943
2944 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency);
2945 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel);
2946 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl);
2947 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1);
2948 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2);
2949 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl);
2950 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl);
2951 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl);
2952 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl);
2953 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1);
2954 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2);
2955
2956 return 0;
2957}
2958
2959static int ci_populate_smc_acpi_level(struct radeon_device *rdev,
2960 SMU7_Discrete_DpmTable *table)
2961{
2962 struct ci_power_info *pi = ci_get_pi(rdev);
2963 struct atom_clock_dividers dividers;
2964 SMU7_Discrete_VoltageLevel voltage_level;
2965 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl;
2966 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2;
2967 u32 dll_cntl = pi->clock_registers.dll_cntl;
2968 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2969 int ret;
2970
2971 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
2972
2973 if (pi->acpi_vddc)
2974 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE);
2975 else
2976 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE);
2977
2978 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1;
2979
2980 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq;
2981
2982 ret = radeon_atom_get_clock_dividers(rdev,
2983 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
2984 table->ACPILevel.SclkFrequency, false, ÷rs);
2985 if (ret)
2986 return ret;
2987
2988 table->ACPILevel.SclkDid = (u8)dividers.post_divider;
2989 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
2990 table->ACPILevel.DeepSleepDivId = 0;
2991
2992 spll_func_cntl &= ~SPLL_PWRON;
2993 spll_func_cntl |= SPLL_RESET;
2994
2995 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
2996 spll_func_cntl_2 |= SCLK_MUX_SEL(4);
2997
2998 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl;
2999 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2;
3000 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3;
3001 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4;
3002 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum;
3003 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3004 table->ACPILevel.CcPwrDynRm = 0;
3005 table->ACPILevel.CcPwrDynRm1 = 0;
3006
3007 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags);
3008 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases);
3009 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency);
3010 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl);
3011 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2);
3012 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3);
3013 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4);
3014 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum);
3015 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2);
3016 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm);
3017 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1);
3018
3019 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc;
3020 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;
3021
3022 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
3023 if (pi->acpi_vddci)
3024 table->MemoryACPILevel.MinVddci =
3025 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE);
3026 else
3027 table->MemoryACPILevel.MinVddci =
3028 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE);
3029 }
3030
3031 if (ci_populate_mvdd_value(rdev, 0, &voltage_level))
3032 table->MemoryACPILevel.MinMvdd = 0;
3033 else
3034 table->MemoryACPILevel.MinMvdd =
3035 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE);
3036
3037 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET;
3038 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
3039
3040 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS);
3041
3042 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl);
3043 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl);
3044 table->MemoryACPILevel.MpllAdFuncCntl =
3045 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl);
3046 table->MemoryACPILevel.MpllDqFuncCntl =
3047 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl);
3048 table->MemoryACPILevel.MpllFuncCntl =
3049 cpu_to_be32(pi->clock_registers.mpll_func_cntl);
3050 table->MemoryACPILevel.MpllFuncCntl_1 =
3051 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1);
3052 table->MemoryACPILevel.MpllFuncCntl_2 =
3053 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2);
3054 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1);
3055 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2);
3056
3057 table->MemoryACPILevel.EnabledForThrottle = 0;
3058 table->MemoryACPILevel.EnabledForActivity = 0;
3059 table->MemoryACPILevel.UpH = 0;
3060 table->MemoryACPILevel.DownH = 100;
3061 table->MemoryACPILevel.VoltageDownH = 0;
3062 table->MemoryACPILevel.ActivityLevel =
3063 cpu_to_be16((u16)pi->mclk_activity_target);
3064
3065 table->MemoryACPILevel.StutterEnable = false;
3066 table->MemoryACPILevel.StrobeEnable = false;
3067 table->MemoryACPILevel.EdcReadEnable = false;
3068 table->MemoryACPILevel.EdcWriteEnable = false;
3069 table->MemoryACPILevel.RttEnable = false;
3070
3071 return 0;
3072}
3073
3074
3075static int ci_enable_ulv(struct radeon_device *rdev, bool enable)
3076{
3077 struct ci_power_info *pi = ci_get_pi(rdev);
3078 struct ci_ulv_parm *ulv = &pi->ulv;
3079
3080 if (ulv->supported) {
3081 if (enable)
3082 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ?
3083 0 : -EINVAL;
3084 else
3085 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ?
3086 0 : -EINVAL;
3087 }
3088
3089 return 0;
3090}
3091
3092static int ci_populate_ulv_level(struct radeon_device *rdev,
3093 SMU7_Discrete_Ulv *state)
3094{
3095 struct ci_power_info *pi = ci_get_pi(rdev);
3096 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time;
3097
3098 state->CcPwrDynRm = 0;
3099 state->CcPwrDynRm1 = 0;
3100
3101 if (ulv_voltage == 0) {
3102 pi->ulv.supported = false;
3103 return 0;
3104 }
3105
3106 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
3107 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3108 state->VddcOffset = 0;
3109 else
3110 state->VddcOffset =
3111 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage;
3112 } else {
3113 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3114 state->VddcOffsetVid = 0;
3115 else
3116 state->VddcOffsetVid = (u8)
3117 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) *
3118 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1);
3119 }
3120 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1;
3121
3122 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm);
3123 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1);
3124 state->VddcOffset = cpu_to_be16(state->VddcOffset);
3125
3126 return 0;
3127}
3128
3129static int ci_calculate_sclk_params(struct radeon_device *rdev,
3130 u32 engine_clock,
3131 SMU7_Discrete_GraphicsLevel *sclk)
3132{
3133 struct ci_power_info *pi = ci_get_pi(rdev);
3134 struct atom_clock_dividers dividers;
3135 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3;
3136 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4;
3137 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum;
3138 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3139 u32 reference_clock = rdev->clock.spll.reference_freq;
3140 u32 reference_divider;
3141 u32 fbdiv;
3142 int ret;
3143
3144 ret = radeon_atom_get_clock_dividers(rdev,
3145 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
3146 engine_clock, false, ÷rs);
3147 if (ret)
3148 return ret;
3149
3150 reference_divider = 1 + dividers.ref_div;
3151 fbdiv = dividers.fb_div & 0x3FFFFFF;
3152
3153 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
3154 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
3155 spll_func_cntl_3 |= SPLL_DITHEN;
3156
3157 if (pi->caps_sclk_ss_support) {
3158 struct radeon_atom_ss ss;
3159 u32 vco_freq = engine_clock * dividers.post_div;
3160
3161 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
3162 ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
3163 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
3164 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
3165
3166 cg_spll_spread_spectrum &= ~CLK_S_MASK;
3167 cg_spll_spread_spectrum |= CLK_S(clk_s);
3168 cg_spll_spread_spectrum |= SSEN;
3169
3170 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
3171 cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
3172 }
3173 }
3174
3175 sclk->SclkFrequency = engine_clock;
3176 sclk->CgSpllFuncCntl3 = spll_func_cntl_3;
3177 sclk->CgSpllFuncCntl4 = spll_func_cntl_4;
3178 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum;
3179 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2;
3180 sclk->SclkDid = (u8)dividers.post_divider;
3181
3182 return 0;
3183}
3184
3185static int ci_populate_single_graphic_level(struct radeon_device *rdev,
3186 u32 engine_clock,
3187 u16 sclk_activity_level_t,
3188 SMU7_Discrete_GraphicsLevel *graphic_level)
3189{
3190 struct ci_power_info *pi = ci_get_pi(rdev);
3191 int ret;
3192
3193 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level);
3194 if (ret)
3195 return ret;
3196
3197 ret = ci_get_dependency_volt_by_clk(rdev,
3198 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
3199 engine_clock, &graphic_level->MinVddc);
3200 if (ret)
3201 return ret;
3202
3203 graphic_level->SclkFrequency = engine_clock;
3204
3205 graphic_level->Flags = 0;
3206 graphic_level->MinVddcPhases = 1;
3207
3208 if (pi->vddc_phase_shed_control)
3209 ci_populate_phase_value_based_on_sclk(rdev,
3210 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
3211 engine_clock,
3212 &graphic_level->MinVddcPhases);
3213
3214 graphic_level->ActivityLevel = sclk_activity_level_t;
3215
3216 graphic_level->CcPwrDynRm = 0;
3217 graphic_level->CcPwrDynRm1 = 0;
3218 graphic_level->EnabledForThrottle = 1;
3219 graphic_level->UpH = 0;
3220 graphic_level->DownH = 0;
3221 graphic_level->VoltageDownH = 0;
3222 graphic_level->PowerThrottle = 0;
3223
3224 if (pi->caps_sclk_ds)
3225 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev,
3226 engine_clock,
3227 CISLAND_MINIMUM_ENGINE_CLOCK);
3228
3229 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
3230
3231 graphic_level->Flags = cpu_to_be32(graphic_level->Flags);
3232 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE);
3233 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases);
3234 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency);
3235 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel);
3236 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3);
3237 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4);
3238 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum);
3239 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2);
3240 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm);
3241 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1);
3242
3243 return 0;
3244}
3245
3246static int ci_populate_all_graphic_levels(struct radeon_device *rdev)
3247{
3248 struct ci_power_info *pi = ci_get_pi(rdev);
3249 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3250 u32 level_array_address = pi->dpm_table_start +
3251 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
3252 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) *
3253 SMU7_MAX_LEVELS_GRAPHICS;
3254 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel;
3255 u32 i, ret;
3256
3257 memset(levels, 0, level_array_size);
3258
3259 for (i = 0; i < dpm_table->sclk_table.count; i++) {
3260 ret = ci_populate_single_graphic_level(rdev,
3261 dpm_table->sclk_table.dpm_levels[i].value,
3262 (u16)pi->activity_target[i],
3263 &pi->smc_state_table.GraphicsLevel[i]);
3264 if (ret)
3265 return ret;
3266 if (i > 1)
3267 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0;
3268 if (i == (dpm_table->sclk_table.count - 1))
3269 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark =
3270 PPSMC_DISPLAY_WATERMARK_HIGH;
3271 }
3272 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1;
3273
3274 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count;
3275 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
3276 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table);
3277
3278 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3279 (u8 *)levels, level_array_size,
3280 pi->sram_end);
3281 if (ret)
3282 return ret;
3283
3284 return 0;
3285}
3286
3287static int ci_populate_ulv_state(struct radeon_device *rdev,
3288 SMU7_Discrete_Ulv *ulv_level)
3289{
3290 return ci_populate_ulv_level(rdev, ulv_level);
3291}
3292
3293static int ci_populate_all_memory_levels(struct radeon_device *rdev)
3294{
3295 struct ci_power_info *pi = ci_get_pi(rdev);
3296 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3297 u32 level_array_address = pi->dpm_table_start +
3298 offsetof(SMU7_Discrete_DpmTable, MemoryLevel);
3299 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) *
3300 SMU7_MAX_LEVELS_MEMORY;
3301 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel;
3302 u32 i, ret;
3303
3304 memset(levels, 0, level_array_size);
3305
3306 for (i = 0; i < dpm_table->mclk_table.count; i++) {
3307 if (dpm_table->mclk_table.dpm_levels[i].value == 0)
3308 return -EINVAL;
3309 ret = ci_populate_single_memory_level(rdev,
3310 dpm_table->mclk_table.dpm_levels[i].value,
3311 &pi->smc_state_table.MemoryLevel[i]);
3312 if (ret)
3313 return ret;
3314 }
3315
3316 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1;
3317
3318 if ((dpm_table->mclk_table.count >= 2) &&
3319 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) {
3320 pi->smc_state_table.MemoryLevel[1].MinVddc =
3321 pi->smc_state_table.MemoryLevel[0].MinVddc;
3322 pi->smc_state_table.MemoryLevel[1].MinVddcPhases =
3323 pi->smc_state_table.MemoryLevel[0].MinVddcPhases;
3324 }
3325
3326 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F);
3327
3328 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count;
3329 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
3330 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table);
3331
3332 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark =
3333 PPSMC_DISPLAY_WATERMARK_HIGH;
3334
3335 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3336 (u8 *)levels, level_array_size,
3337 pi->sram_end);
3338 if (ret)
3339 return ret;
3340
3341 return 0;
3342}
3343
3344static void ci_reset_single_dpm_table(struct radeon_device *rdev,
3345 struct ci_single_dpm_table* dpm_table,
3346 u32 count)
3347{
3348 u32 i;
3349
3350 dpm_table->count = count;
3351 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++)
3352 dpm_table->dpm_levels[i].enabled = false;
3353}
3354
3355static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table,
3356 u32 index, u32 pcie_gen, u32 pcie_lanes)
3357{
3358 dpm_table->dpm_levels[index].value = pcie_gen;
3359 dpm_table->dpm_levels[index].param1 = pcie_lanes;
3360 dpm_table->dpm_levels[index].enabled = true;
3361}
3362
3363static int ci_setup_default_pcie_tables(struct radeon_device *rdev)
3364{
3365 struct ci_power_info *pi = ci_get_pi(rdev);
3366
3367 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels)
3368 return -EINVAL;
3369
3370 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) {
3371 pi->pcie_gen_powersaving = pi->pcie_gen_performance;
3372 pi->pcie_lane_powersaving = pi->pcie_lane_performance;
3373 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) {
3374 pi->pcie_gen_performance = pi->pcie_gen_powersaving;
3375 pi->pcie_lane_performance = pi->pcie_lane_powersaving;
3376 }
3377
3378 ci_reset_single_dpm_table(rdev,
3379 &pi->dpm_table.pcie_speed_table,
3380 SMU7_MAX_LEVELS_LINK);
3381
3382 if (rdev->family == CHIP_BONAIRE)
3383 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3384 pi->pcie_gen_powersaving.min,
3385 pi->pcie_lane_powersaving.max);
3386 else
3387 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3388 pi->pcie_gen_powersaving.min,
3389 pi->pcie_lane_powersaving.min);
3390 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1,
3391 pi->pcie_gen_performance.min,
3392 pi->pcie_lane_performance.min);
3393 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2,
3394 pi->pcie_gen_powersaving.min,
3395 pi->pcie_lane_powersaving.max);
3396 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3,
3397 pi->pcie_gen_performance.min,
3398 pi->pcie_lane_performance.max);
3399 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4,
3400 pi->pcie_gen_powersaving.max,
3401 pi->pcie_lane_powersaving.max);
3402 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5,
3403 pi->pcie_gen_performance.max,
3404 pi->pcie_lane_performance.max);
3405
3406 pi->dpm_table.pcie_speed_table.count = 6;
3407
3408 return 0;
3409}
3410
3411static int ci_setup_default_dpm_tables(struct radeon_device *rdev)
3412{
3413 struct ci_power_info *pi = ci_get_pi(rdev);
3414 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
3415 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3416 struct radeon_clock_voltage_dependency_table *allowed_mclk_table =
3417 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
3418 struct radeon_cac_leakage_table *std_voltage_table =
3419 &rdev->pm.dpm.dyn_state.cac_leakage_table;
3420 u32 i;
3421
3422 if (allowed_sclk_vddc_table == NULL)
3423 return -EINVAL;
3424 if (allowed_sclk_vddc_table->count < 1)
3425 return -EINVAL;
3426 if (allowed_mclk_table == NULL)
3427 return -EINVAL;
3428 if (allowed_mclk_table->count < 1)
3429 return -EINVAL;
3430
3431 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table));
3432
3433 ci_reset_single_dpm_table(rdev,
3434 &pi->dpm_table.sclk_table,
3435 SMU7_MAX_LEVELS_GRAPHICS);
3436 ci_reset_single_dpm_table(rdev,
3437 &pi->dpm_table.mclk_table,
3438 SMU7_MAX_LEVELS_MEMORY);
3439 ci_reset_single_dpm_table(rdev,
3440 &pi->dpm_table.vddc_table,
3441 SMU7_MAX_LEVELS_VDDC);
3442 ci_reset_single_dpm_table(rdev,
3443 &pi->dpm_table.vddci_table,
3444 SMU7_MAX_LEVELS_VDDCI);
3445 ci_reset_single_dpm_table(rdev,
3446 &pi->dpm_table.mvdd_table,
3447 SMU7_MAX_LEVELS_MVDD);
3448
3449 pi->dpm_table.sclk_table.count = 0;
3450 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3451 if ((i == 0) ||
3452 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value !=
3453 allowed_sclk_vddc_table->entries[i].clk)) {
3454 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value =
3455 allowed_sclk_vddc_table->entries[i].clk;
3456 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled =
3457 (i == 0) ? true : false;
3458 pi->dpm_table.sclk_table.count++;
3459 }
3460 }
3461
3462 pi->dpm_table.mclk_table.count = 0;
3463 for (i = 0; i < allowed_mclk_table->count; i++) {
3464 if ((i == 0) ||
3465 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value !=
3466 allowed_mclk_table->entries[i].clk)) {
3467 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value =
3468 allowed_mclk_table->entries[i].clk;
3469 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled =
3470 (i == 0) ? true : false;
3471 pi->dpm_table.mclk_table.count++;
3472 }
3473 }
3474
3475 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3476 pi->dpm_table.vddc_table.dpm_levels[i].value =
3477 allowed_sclk_vddc_table->entries[i].v;
3478 pi->dpm_table.vddc_table.dpm_levels[i].param1 =
3479 std_voltage_table->entries[i].leakage;
3480 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true;
3481 }
3482 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count;
3483
3484 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
3485 if (allowed_mclk_table) {
3486 for (i = 0; i < allowed_mclk_table->count; i++) {
3487 pi->dpm_table.vddci_table.dpm_levels[i].value =
3488 allowed_mclk_table->entries[i].v;
3489 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true;
3490 }
3491 pi->dpm_table.vddci_table.count = allowed_mclk_table->count;
3492 }
3493
3494 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk;
3495 if (allowed_mclk_table) {
3496 for (i = 0; i < allowed_mclk_table->count; i++) {
3497 pi->dpm_table.mvdd_table.dpm_levels[i].value =
3498 allowed_mclk_table->entries[i].v;
3499 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true;
3500 }
3501 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count;
3502 }
3503
3504 ci_setup_default_pcie_tables(rdev);
3505
3506 return 0;
3507}
3508
3509static int ci_find_boot_level(struct ci_single_dpm_table *table,
3510 u32 value, u32 *boot_level)
3511{
3512 u32 i;
3513 int ret = -EINVAL;
3514
3515 for(i = 0; i < table->count; i++) {
3516 if (value == table->dpm_levels[i].value) {
3517 *boot_level = i;
3518 ret = 0;
3519 }
3520 }
3521
3522 return ret;
3523}
3524
3525static int ci_init_smc_table(struct radeon_device *rdev)
3526{
3527 struct ci_power_info *pi = ci_get_pi(rdev);
3528 struct ci_ulv_parm *ulv = &pi->ulv;
3529 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
3530 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
3531 int ret;
3532
3533 ret = ci_setup_default_dpm_tables(rdev);
3534 if (ret)
3535 return ret;
3536
3537 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE)
3538 ci_populate_smc_voltage_tables(rdev, table);
3539
3540 ci_init_fps_limits(rdev);
3541
3542 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
3543 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
3544
3545 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
3546 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
3547
3548 if (pi->mem_gddr5)
3549 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
3550
3551 if (ulv->supported) {
3552 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv);
3553 if (ret)
3554 return ret;
3555 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter);
3556 }
3557
3558 ret = ci_populate_all_graphic_levels(rdev);
3559 if (ret)
3560 return ret;
3561
3562 ret = ci_populate_all_memory_levels(rdev);
3563 if (ret)
3564 return ret;
3565
3566 ci_populate_smc_link_level(rdev, table);
3567
3568 ret = ci_populate_smc_acpi_level(rdev, table);
3569 if (ret)
3570 return ret;
3571
3572 ret = ci_populate_smc_vce_level(rdev, table);
3573 if (ret)
3574 return ret;
3575
3576 ret = ci_populate_smc_acp_level(rdev, table);
3577 if (ret)
3578 return ret;
3579
3580 ret = ci_populate_smc_samu_level(rdev, table);
3581 if (ret)
3582 return ret;
3583
3584 ret = ci_do_program_memory_timing_parameters(rdev);
3585 if (ret)
3586 return ret;
3587
3588 ret = ci_populate_smc_uvd_level(rdev, table);
3589 if (ret)
3590 return ret;
3591
3592 table->UvdBootLevel = 0;
3593 table->VceBootLevel = 0;
3594 table->AcpBootLevel = 0;
3595 table->SamuBootLevel = 0;
3596 table->GraphicsBootLevel = 0;
3597 table->MemoryBootLevel = 0;
3598
3599 ret = ci_find_boot_level(&pi->dpm_table.sclk_table,
3600 pi->vbios_boot_state.sclk_bootup_value,
3601 (u32 *)&pi->smc_state_table.GraphicsBootLevel);
3602
3603 ret = ci_find_boot_level(&pi->dpm_table.mclk_table,
3604 pi->vbios_boot_state.mclk_bootup_value,
3605 (u32 *)&pi->smc_state_table.MemoryBootLevel);
3606
3607 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value;
3608 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value;
3609 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value;
3610
3611 ci_populate_smc_initial_state(rdev, radeon_boot_state);
3612
3613 ret = ci_populate_bapm_parameters_in_dpm_table(rdev);
3614 if (ret)
3615 return ret;
3616
3617 table->UVDInterval = 1;
3618 table->VCEInterval = 1;
3619 table->ACPInterval = 1;
3620 table->SAMUInterval = 1;
3621 table->GraphicsVoltageChangeEnable = 1;
3622 table->GraphicsThermThrottleEnable = 1;
3623 table->GraphicsInterval = 1;
3624 table->VoltageInterval = 1;
3625 table->ThermalInterval = 1;
3626 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high *
3627 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3628 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low *
3629 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3630 table->MemoryVoltageChangeEnable = 1;
3631 table->MemoryInterval = 1;
3632 table->VoltageResponseTime = 0;
3633 table->VddcVddciDelta = 4000;
3634 table->PhaseResponseTime = 0;
3635 table->MemoryThermThrottleEnable = 1;
3636 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1;
3637 table->PCIeGenInterval = 1;
3638 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2)
3639 table->SVI2Enable = 1;
3640 else
3641 table->SVI2Enable = 0;
3642
3643 table->ThermGpio = 17;
3644 table->SclkStepSize = 0x4000;
3645
3646 table->SystemFlags = cpu_to_be32(table->SystemFlags);
3647 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid);
3648 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase);
3649 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid);
3650 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid);
3651 table->SclkStepSize = cpu_to_be32(table->SclkStepSize);
3652 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh);
3653 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow);
3654 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta);
3655 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime);
3656 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime);
3657 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE);
3658 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE);
3659 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE);
3660
3661 ret = ci_copy_bytes_to_smc(rdev,
3662 pi->dpm_table_start +
3663 offsetof(SMU7_Discrete_DpmTable, SystemFlags),
3664 (u8 *)&table->SystemFlags,
3665 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController),
3666 pi->sram_end);
3667 if (ret)
3668 return ret;
3669
3670 return 0;
3671}
3672
3673static void ci_trim_single_dpm_states(struct radeon_device *rdev,
3674 struct ci_single_dpm_table *dpm_table,
3675 u32 low_limit, u32 high_limit)
3676{
3677 u32 i;
3678
3679 for (i = 0; i < dpm_table->count; i++) {
3680 if ((dpm_table->dpm_levels[i].value < low_limit) ||
3681 (dpm_table->dpm_levels[i].value > high_limit))
3682 dpm_table->dpm_levels[i].enabled = false;
3683 else
3684 dpm_table->dpm_levels[i].enabled = true;
3685 }
3686}
3687
3688static void ci_trim_pcie_dpm_states(struct radeon_device *rdev,
3689 u32 speed_low, u32 lanes_low,
3690 u32 speed_high, u32 lanes_high)
3691{
3692 struct ci_power_info *pi = ci_get_pi(rdev);
3693 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
3694 u32 i, j;
3695
3696 for (i = 0; i < pcie_table->count; i++) {
3697 if ((pcie_table->dpm_levels[i].value < speed_low) ||
3698 (pcie_table->dpm_levels[i].param1 < lanes_low) ||
3699 (pcie_table->dpm_levels[i].value > speed_high) ||
3700 (pcie_table->dpm_levels[i].param1 > lanes_high))
3701 pcie_table->dpm_levels[i].enabled = false;
3702 else
3703 pcie_table->dpm_levels[i].enabled = true;
3704 }
3705
3706 for (i = 0; i < pcie_table->count; i++) {
3707 if (pcie_table->dpm_levels[i].enabled) {
3708 for (j = i + 1; j < pcie_table->count; j++) {
3709 if (pcie_table->dpm_levels[j].enabled) {
3710 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) &&
3711 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1))
3712 pcie_table->dpm_levels[j].enabled = false;
3713 }
3714 }
3715 }
3716 }
3717}
3718
3719static int ci_trim_dpm_states(struct radeon_device *rdev,
3720 struct radeon_ps *radeon_state)
3721{
3722 struct ci_ps *state = ci_get_ps(radeon_state);
3723 struct ci_power_info *pi = ci_get_pi(rdev);
3724 u32 high_limit_count;
3725
3726 if (state->performance_level_count < 1)
3727 return -EINVAL;
3728
3729 if (state->performance_level_count == 1)
3730 high_limit_count = 0;
3731 else
3732 high_limit_count = 1;
3733
3734 ci_trim_single_dpm_states(rdev,
3735 &pi->dpm_table.sclk_table,
3736 state->performance_levels[0].sclk,
3737 state->performance_levels[high_limit_count].sclk);
3738
3739 ci_trim_single_dpm_states(rdev,
3740 &pi->dpm_table.mclk_table,
3741 state->performance_levels[0].mclk,
3742 state->performance_levels[high_limit_count].mclk);
3743
3744 ci_trim_pcie_dpm_states(rdev,
3745 state->performance_levels[0].pcie_gen,
3746 state->performance_levels[0].pcie_lane,
3747 state->performance_levels[high_limit_count].pcie_gen,
3748 state->performance_levels[high_limit_count].pcie_lane);
3749
3750 return 0;
3751}
3752
3753static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev)
3754{
3755 struct radeon_clock_voltage_dependency_table *disp_voltage_table =
3756 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk;
3757 struct radeon_clock_voltage_dependency_table *vddc_table =
3758 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3759 u32 requested_voltage = 0;
3760 u32 i;
3761
3762 if (disp_voltage_table == NULL)
3763 return -EINVAL;
3764 if (!disp_voltage_table->count)
3765 return -EINVAL;
3766
3767 for (i = 0; i < disp_voltage_table->count; i++) {
3768 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk)
3769 requested_voltage = disp_voltage_table->entries[i].v;
3770 }
3771
3772 for (i = 0; i < vddc_table->count; i++) {
3773 if (requested_voltage <= vddc_table->entries[i].v) {
3774 requested_voltage = vddc_table->entries[i].v;
3775 return (ci_send_msg_to_smc_with_parameter(rdev,
3776 PPSMC_MSG_VddC_Request,
3777 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ?
3778 0 : -EINVAL;
3779 }
3780 }
3781
3782 return -EINVAL;
3783}
3784
3785static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev)
3786{
3787 struct ci_power_info *pi = ci_get_pi(rdev);
3788 PPSMC_Result result;
3789
3790 ci_apply_disp_minimum_voltage_request(rdev);
3791
3792 if (!pi->sclk_dpm_key_disabled) {
3793 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
3794 result = ci_send_msg_to_smc_with_parameter(rdev,
3795 PPSMC_MSG_SCLKDPM_SetEnabledMask,
3796 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
3797 if (result != PPSMC_Result_OK)
3798 return -EINVAL;
3799 }
3800 }
3801
3802 if (!pi->mclk_dpm_key_disabled) {
3803 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
3804 result = ci_send_msg_to_smc_with_parameter(rdev,
3805 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3806 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3807 if (result != PPSMC_Result_OK)
3808 return -EINVAL;
3809 }
3810 }
3811#if 0
3812 if (!pi->pcie_dpm_key_disabled) {
3813 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
3814 result = ci_send_msg_to_smc_with_parameter(rdev,
3815 PPSMC_MSG_PCIeDPM_SetEnabledMask,
3816 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
3817 if (result != PPSMC_Result_OK)
3818 return -EINVAL;
3819 }
3820 }
3821#endif
3822 return 0;
3823}
3824
3825static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev,
3826 struct radeon_ps *radeon_state)
3827{
3828 struct ci_power_info *pi = ci_get_pi(rdev);
3829 struct ci_ps *state = ci_get_ps(radeon_state);
3830 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
3831 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3832 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
3833 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3834 u32 i;
3835
3836 pi->need_update_smu7_dpm_table = 0;
3837
3838 for (i = 0; i < sclk_table->count; i++) {
3839 if (sclk == sclk_table->dpm_levels[i].value)
3840 break;
3841 }
3842
3843 if (i >= sclk_table->count) {
3844 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
3845 } else {
3846 /* XXX check display min clock requirements */
3847 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
3848 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
3849 }
3850
3851 for (i = 0; i < mclk_table->count; i++) {
3852 if (mclk == mclk_table->dpm_levels[i].value)
3853 break;
3854 }
3855
3856 if (i >= mclk_table->count)
3857 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
3858
3859 if (rdev->pm.dpm.current_active_crtc_count !=
3860 rdev->pm.dpm.new_active_crtc_count)
3861 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
3862}
3863
3864static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev,
3865 struct radeon_ps *radeon_state)
3866{
3867 struct ci_power_info *pi = ci_get_pi(rdev);
3868 struct ci_ps *state = ci_get_ps(radeon_state);
3869 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3870 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3871 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3872 int ret;
3873
3874 if (!pi->need_update_smu7_dpm_table)
3875 return 0;
3876
3877 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK)
3878 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk;
3879
3880 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)
3881 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk;
3882
3883 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
3884 ret = ci_populate_all_graphic_levels(rdev);
3885 if (ret)
3886 return ret;
3887 }
3888
3889 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
3890 ret = ci_populate_all_memory_levels(rdev);
3891 if (ret)
3892 return ret;
3893 }
3894
3895 return 0;
3896}
3897
3898static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
3899{
3900 struct ci_power_info *pi = ci_get_pi(rdev);
3901 const struct radeon_clock_and_voltage_limits *max_limits;
3902 int i;
3903
3904 if (rdev->pm.dpm.ac_power)
3905 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3906 else
3907 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3908
3909 if (enable) {
3910 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0;
3911
3912 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3913 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3914 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i;
3915
3916 if (!pi->caps_uvd_dpm)
3917 break;
3918 }
3919 }
3920
3921 ci_send_msg_to_smc_with_parameter(rdev,
3922 PPSMC_MSG_UVDDPM_SetEnabledMask,
3923 pi->dpm_level_enable_mask.uvd_dpm_enable_mask);
3924
3925 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3926 pi->uvd_enabled = true;
3927 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
3928 ci_send_msg_to_smc_with_parameter(rdev,
3929 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3930 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3931 }
3932 } else {
3933 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3934 pi->uvd_enabled = false;
3935 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
3936 ci_send_msg_to_smc_with_parameter(rdev,
3937 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3938 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3939 }
3940 }
3941
3942 return (ci_send_msg_to_smc(rdev, enable ?
3943 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ?
3944 0 : -EINVAL;
3945}
3946
3947static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
3948{
3949 struct ci_power_info *pi = ci_get_pi(rdev);
3950 const struct radeon_clock_and_voltage_limits *max_limits;
3951 int i;
3952
3953 if (rdev->pm.dpm.ac_power)
3954 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3955 else
3956 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3957
3958 if (enable) {
3959 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0;
3960 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3961 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3962 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i;
3963
3964 if (!pi->caps_vce_dpm)
3965 break;
3966 }
3967 }
3968
3969 ci_send_msg_to_smc_with_parameter(rdev,
3970 PPSMC_MSG_VCEDPM_SetEnabledMask,
3971 pi->dpm_level_enable_mask.vce_dpm_enable_mask);
3972 }
3973
3974 return (ci_send_msg_to_smc(rdev, enable ?
3975 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ?
3976 0 : -EINVAL;
3977}
3978
3979#if 0
3980static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable)
3981{
3982 struct ci_power_info *pi = ci_get_pi(rdev);
3983 const struct radeon_clock_and_voltage_limits *max_limits;
3984 int i;
3985
3986 if (rdev->pm.dpm.ac_power)
3987 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3988 else
3989 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3990
3991 if (enable) {
3992 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0;
3993 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3994 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3995 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i;
3996
3997 if (!pi->caps_samu_dpm)
3998 break;
3999 }
4000 }
4001
4002 ci_send_msg_to_smc_with_parameter(rdev,
4003 PPSMC_MSG_SAMUDPM_SetEnabledMask,
4004 pi->dpm_level_enable_mask.samu_dpm_enable_mask);
4005 }
4006 return (ci_send_msg_to_smc(rdev, enable ?
4007 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ?
4008 0 : -EINVAL;
4009}
4010
4011static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable)
4012{
4013 struct ci_power_info *pi = ci_get_pi(rdev);
4014 const struct radeon_clock_and_voltage_limits *max_limits;
4015 int i;
4016
4017 if (rdev->pm.dpm.ac_power)
4018 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4019 else
4020 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
4021
4022 if (enable) {
4023 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0;
4024 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
4025 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
4026 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i;
4027
4028 if (!pi->caps_acp_dpm)
4029 break;
4030 }
4031 }
4032
4033 ci_send_msg_to_smc_with_parameter(rdev,
4034 PPSMC_MSG_ACPDPM_SetEnabledMask,
4035 pi->dpm_level_enable_mask.acp_dpm_enable_mask);
4036 }
4037
4038 return (ci_send_msg_to_smc(rdev, enable ?
4039 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ?
4040 0 : -EINVAL;
4041}
4042#endif
4043
4044static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate)
4045{
4046 struct ci_power_info *pi = ci_get_pi(rdev);
4047 u32 tmp;
4048
4049 if (!gate) {
4050 if (pi->caps_uvd_dpm ||
4051 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0))
4052 pi->smc_state_table.UvdBootLevel = 0;
4053 else
4054 pi->smc_state_table.UvdBootLevel =
4055 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1;
4056
4057 tmp = RREG32_SMC(DPM_TABLE_475);
4058 tmp &= ~UvdBootLevel_MASK;
4059 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel);
4060 WREG32_SMC(DPM_TABLE_475, tmp);
4061 }
4062
4063 return ci_enable_uvd_dpm(rdev, !gate);
4064}
4065
4066static u8 ci_get_vce_boot_level(struct radeon_device *rdev)
4067{
4068 u8 i;
4069 u32 min_evclk = 30000; /* ??? */
4070 struct radeon_vce_clock_voltage_dependency_table *table =
4071 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
4072
4073 for (i = 0; i < table->count; i++) {
4074 if (table->entries[i].evclk >= min_evclk)
4075 return i;
4076 }
4077
4078 return table->count - 1;
4079}
4080
4081static int ci_update_vce_dpm(struct radeon_device *rdev,
4082 struct radeon_ps *radeon_new_state,
4083 struct radeon_ps *radeon_current_state)
4084{
4085 struct ci_power_info *pi = ci_get_pi(rdev);
4086 int ret = 0;
4087 u32 tmp;
4088
4089 if (radeon_current_state->evclk != radeon_new_state->evclk) {
4090 if (radeon_new_state->evclk) {
4091 /* turn the clocks on when encoding */
4092 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false);
4093
4094 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev);
4095 tmp = RREG32_SMC(DPM_TABLE_475);
4096 tmp &= ~VceBootLevel_MASK;
4097 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel);
4098 WREG32_SMC(DPM_TABLE_475, tmp);
4099
4100 ret = ci_enable_vce_dpm(rdev, true);
4101 } else {
4102 /* turn the clocks off when not encoding */
4103 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true);
4104
4105 ret = ci_enable_vce_dpm(rdev, false);
4106 }
4107 }
4108 return ret;
4109}
4110
4111#if 0
4112static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate)
4113{
4114 return ci_enable_samu_dpm(rdev, gate);
4115}
4116
4117static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate)
4118{
4119 struct ci_power_info *pi = ci_get_pi(rdev);
4120 u32 tmp;
4121
4122 if (!gate) {
4123 pi->smc_state_table.AcpBootLevel = 0;
4124
4125 tmp = RREG32_SMC(DPM_TABLE_475);
4126 tmp &= ~AcpBootLevel_MASK;
4127 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel);
4128 WREG32_SMC(DPM_TABLE_475, tmp);
4129 }
4130
4131 return ci_enable_acp_dpm(rdev, !gate);
4132}
4133#endif
4134
4135static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev,
4136 struct radeon_ps *radeon_state)
4137{
4138 struct ci_power_info *pi = ci_get_pi(rdev);
4139 int ret;
4140
4141 ret = ci_trim_dpm_states(rdev, radeon_state);
4142 if (ret)
4143 return ret;
4144
4145 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
4146 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table);
4147 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
4148 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table);
4149 pi->last_mclk_dpm_enable_mask =
4150 pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4151 if (pi->uvd_enabled) {
4152 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1)
4153 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
4154 }
4155 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
4156 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table);
4157
4158 return 0;
4159}
4160
4161static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev,
4162 u32 level_mask)
4163{
4164 u32 level = 0;
4165
4166 while ((level_mask & (1 << level)) == 0)
4167 level++;
4168
4169 return level;
4170}
4171
4172
4173int ci_dpm_force_performance_level(struct radeon_device *rdev,
4174 enum radeon_dpm_forced_level level)
4175{
4176 struct ci_power_info *pi = ci_get_pi(rdev);
4177 u32 tmp, levels, i;
4178 int ret;
4179
4180 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
4181 if ((!pi->pcie_dpm_key_disabled) &&
4182 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4183 levels = 0;
4184 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
4185 while (tmp >>= 1)
4186 levels++;
4187 if (levels) {
4188 ret = ci_dpm_force_state_pcie(rdev, level);
4189 if (ret)
4190 return ret;
4191 for (i = 0; i < rdev->usec_timeout; i++) {
4192 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4193 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4194 if (tmp == levels)
4195 break;
4196 udelay(1);
4197 }
4198 }
4199 }
4200 if ((!pi->sclk_dpm_key_disabled) &&
4201 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4202 levels = 0;
4203 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
4204 while (tmp >>= 1)
4205 levels++;
4206 if (levels) {
4207 ret = ci_dpm_force_state_sclk(rdev, levels);
4208 if (ret)
4209 return ret;
4210 for (i = 0; i < rdev->usec_timeout; i++) {
4211 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4212 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4213 if (tmp == levels)
4214 break;
4215 udelay(1);
4216 }
4217 }
4218 }
4219 if ((!pi->mclk_dpm_key_disabled) &&
4220 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4221 levels = 0;
4222 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4223 while (tmp >>= 1)
4224 levels++;
4225 if (levels) {
4226 ret = ci_dpm_force_state_mclk(rdev, levels);
4227 if (ret)
4228 return ret;
4229 for (i = 0; i < rdev->usec_timeout; i++) {
4230 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4231 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4232 if (tmp == levels)
4233 break;
4234 udelay(1);
4235 }
4236 }
4237 }
4238 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
4239 if ((!pi->sclk_dpm_key_disabled) &&
4240 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4241 levels = ci_get_lowest_enabled_level(rdev,
4242 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
4243 ret = ci_dpm_force_state_sclk(rdev, levels);
4244 if (ret)
4245 return ret;
4246 for (i = 0; i < rdev->usec_timeout; i++) {
4247 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4248 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4249 if (tmp == levels)
4250 break;
4251 udelay(1);
4252 }
4253 }
4254 if ((!pi->mclk_dpm_key_disabled) &&
4255 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4256 levels = ci_get_lowest_enabled_level(rdev,
4257 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
4258 ret = ci_dpm_force_state_mclk(rdev, levels);
4259 if (ret)
4260 return ret;
4261 for (i = 0; i < rdev->usec_timeout; i++) {
4262 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4263 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4264 if (tmp == levels)
4265 break;
4266 udelay(1);
4267 }
4268 }
4269 if ((!pi->pcie_dpm_key_disabled) &&
4270 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4271 levels = ci_get_lowest_enabled_level(rdev,
4272 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
4273 ret = ci_dpm_force_state_pcie(rdev, levels);
4274 if (ret)
4275 return ret;
4276 for (i = 0; i < rdev->usec_timeout; i++) {
4277 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4278 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4279 if (tmp == levels)
4280 break;
4281 udelay(1);
4282 }
4283 }
4284 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
4285 if (!pi->pcie_dpm_key_disabled) {
4286 PPSMC_Result smc_result;
4287
4288 smc_result = ci_send_msg_to_smc(rdev,
4289 PPSMC_MSG_PCIeDPM_UnForceLevel);
4290 if (smc_result != PPSMC_Result_OK)
4291 return -EINVAL;
4292 }
4293 ret = ci_upload_dpm_level_enable_mask(rdev);
4294 if (ret)
4295 return ret;
4296 }
4297
4298 rdev->pm.dpm.forced_level = level;
4299
4300 return 0;
4301}
4302
4303static int ci_set_mc_special_registers(struct radeon_device *rdev,
4304 struct ci_mc_reg_table *table)
4305{
4306 struct ci_power_info *pi = ci_get_pi(rdev);
4307 u8 i, j, k;
4308 u32 temp_reg;
4309
4310 for (i = 0, j = table->last; i < table->last; i++) {
4311 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4312 return -EINVAL;
4313 switch(table->mc_reg_address[i].s1 << 2) {
4314 case MC_SEQ_MISC1:
4315 temp_reg = RREG32(MC_PMG_CMD_EMRS);
4316 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
4317 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4318 for (k = 0; k < table->num_entries; k++) {
4319 table->mc_reg_table_entry[k].mc_data[j] =
4320 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
4321 }
4322 j++;
4323 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4324 return -EINVAL;
4325
4326 temp_reg = RREG32(MC_PMG_CMD_MRS);
4327 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
4328 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4329 for (k = 0; k < table->num_entries; k++) {
4330 table->mc_reg_table_entry[k].mc_data[j] =
4331 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4332 if (!pi->mem_gddr5)
4333 table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
4334 }
4335 j++;
4336 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4337 return -EINVAL;
4338
4339 if (!pi->mem_gddr5) {
4340 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2;
4341 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2;
4342 for (k = 0; k < table->num_entries; k++) {
4343 table->mc_reg_table_entry[k].mc_data[j] =
4344 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
4345 }
4346 j++;
4347 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4348 return -EINVAL;
4349 }
4350 break;
4351 case MC_SEQ_RESERVE_M:
4352 temp_reg = RREG32(MC_PMG_CMD_MRS1);
4353 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
4354 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4355 for (k = 0; k < table->num_entries; k++) {
4356 table->mc_reg_table_entry[k].mc_data[j] =
4357 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4358 }
4359 j++;
4360 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4361 return -EINVAL;
4362 break;
4363 default:
4364 break;
4365 }
4366
4367 }
4368
4369 table->last = j;
4370
4371 return 0;
4372}
4373
4374static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
4375{
4376 bool result = true;
4377
4378 switch(in_reg) {
4379 case MC_SEQ_RAS_TIMING >> 2:
4380 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
4381 break;
4382 case MC_SEQ_DLL_STBY >> 2:
4383 *out_reg = MC_SEQ_DLL_STBY_LP >> 2;
4384 break;
4385 case MC_SEQ_G5PDX_CMD0 >> 2:
4386 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2;
4387 break;
4388 case MC_SEQ_G5PDX_CMD1 >> 2:
4389 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2;
4390 break;
4391 case MC_SEQ_G5PDX_CTRL >> 2:
4392 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2;
4393 break;
4394 case MC_SEQ_CAS_TIMING >> 2:
4395 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
4396 break;
4397 case MC_SEQ_MISC_TIMING >> 2:
4398 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
4399 break;
4400 case MC_SEQ_MISC_TIMING2 >> 2:
4401 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
4402 break;
4403 case MC_SEQ_PMG_DVS_CMD >> 2:
4404 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2;
4405 break;
4406 case MC_SEQ_PMG_DVS_CTL >> 2:
4407 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2;
4408 break;
4409 case MC_SEQ_RD_CTL_D0 >> 2:
4410 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
4411 break;
4412 case MC_SEQ_RD_CTL_D1 >> 2:
4413 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
4414 break;
4415 case MC_SEQ_WR_CTL_D0 >> 2:
4416 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
4417 break;
4418 case MC_SEQ_WR_CTL_D1 >> 2:
4419 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
4420 break;
4421 case MC_PMG_CMD_EMRS >> 2:
4422 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4423 break;
4424 case MC_PMG_CMD_MRS >> 2:
4425 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4426 break;
4427 case MC_PMG_CMD_MRS1 >> 2:
4428 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4429 break;
4430 case MC_SEQ_PMG_TIMING >> 2:
4431 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
4432 break;
4433 case MC_PMG_CMD_MRS2 >> 2:
4434 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
4435 break;
4436 case MC_SEQ_WR_CTL_2 >> 2:
4437 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2;
4438 break;
4439 default:
4440 result = false;
4441 break;
4442 }
4443
4444 return result;
4445}
4446
4447static void ci_set_valid_flag(struct ci_mc_reg_table *table)
4448{
4449 u8 i, j;
4450
4451 for (i = 0; i < table->last; i++) {
4452 for (j = 1; j < table->num_entries; j++) {
4453 if (table->mc_reg_table_entry[j-1].mc_data[i] !=
4454 table->mc_reg_table_entry[j].mc_data[i]) {
4455 table->valid_flag |= 1 << i;
4456 break;
4457 }
4458 }
4459 }
4460}
4461
4462static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table)
4463{
4464 u32 i;
4465 u16 address;
4466
4467 for (i = 0; i < table->last; i++) {
4468 table->mc_reg_address[i].s0 =
4469 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
4470 address : table->mc_reg_address[i].s1;
4471 }
4472}
4473
4474static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table,
4475 struct ci_mc_reg_table *ci_table)
4476{
4477 u8 i, j;
4478
4479 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4480 return -EINVAL;
4481 if (table->num_entries > MAX_AC_TIMING_ENTRIES)
4482 return -EINVAL;
4483
4484 for (i = 0; i < table->last; i++)
4485 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
4486
4487 ci_table->last = table->last;
4488
4489 for (i = 0; i < table->num_entries; i++) {
4490 ci_table->mc_reg_table_entry[i].mclk_max =
4491 table->mc_reg_table_entry[i].mclk_max;
4492 for (j = 0; j < table->last; j++)
4493 ci_table->mc_reg_table_entry[i].mc_data[j] =
4494 table->mc_reg_table_entry[i].mc_data[j];
4495 }
4496 ci_table->num_entries = table->num_entries;
4497
4498 return 0;
4499}
4500
4501static int ci_register_patching_mc_seq(struct radeon_device *rdev,
4502 struct ci_mc_reg_table *table)
4503{
4504 u8 i, k;
4505 u32 tmp;
4506 bool patch;
4507
4508 tmp = RREG32(MC_SEQ_MISC0);
4509 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
4510
4511 if (patch &&
4512 ((rdev->pdev->device == 0x67B0) ||
4513 (rdev->pdev->device == 0x67B1))) {
4514 for (i = 0; i < table->last; i++) {
4515 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4516 return -EINVAL;
4517 switch(table->mc_reg_address[i].s1 >> 2) {
4518 case MC_SEQ_MISC1:
4519 for (k = 0; k < table->num_entries; k++) {
4520 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4521 (table->mc_reg_table_entry[k].mclk_max == 137500))
4522 table->mc_reg_table_entry[k].mc_data[i] =
4523 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) |
4524 0x00000007;
4525 }
4526 break;
4527 case MC_SEQ_WR_CTL_D0:
4528 for (k = 0; k < table->num_entries; k++) {
4529 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4530 (table->mc_reg_table_entry[k].mclk_max == 137500))
4531 table->mc_reg_table_entry[k].mc_data[i] =
4532 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4533 0x0000D0DD;
4534 }
4535 break;
4536 case MC_SEQ_WR_CTL_D1:
4537 for (k = 0; k < table->num_entries; k++) {
4538 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4539 (table->mc_reg_table_entry[k].mclk_max == 137500))
4540 table->mc_reg_table_entry[k].mc_data[i] =
4541 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4542 0x0000D0DD;
4543 }
4544 break;
4545 case MC_SEQ_WR_CTL_2:
4546 for (k = 0; k < table->num_entries; k++) {
4547 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4548 (table->mc_reg_table_entry[k].mclk_max == 137500))
4549 table->mc_reg_table_entry[k].mc_data[i] = 0;
4550 }
4551 break;
4552 case MC_SEQ_CAS_TIMING:
4553 for (k = 0; k < table->num_entries; k++) {
4554 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4555 table->mc_reg_table_entry[k].mc_data[i] =
4556 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4557 0x000C0140;
4558 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4559 table->mc_reg_table_entry[k].mc_data[i] =
4560 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4561 0x000C0150;
4562 }
4563 break;
4564 case MC_SEQ_MISC_TIMING:
4565 for (k = 0; k < table->num_entries; k++) {
4566 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4567 table->mc_reg_table_entry[k].mc_data[i] =
4568 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4569 0x00000030;
4570 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4571 table->mc_reg_table_entry[k].mc_data[i] =
4572 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4573 0x00000035;
4574 }
4575 break;
4576 default:
4577 break;
4578 }
4579 }
4580
4581 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4582 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA);
4583 tmp = (tmp & 0xFFF8FFFF) | (1 << 16);
4584 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4585 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp);
4586 }
4587
4588 return 0;
4589}
4590
4591static int ci_initialize_mc_reg_table(struct radeon_device *rdev)
4592{
4593 struct ci_power_info *pi = ci_get_pi(rdev);
4594 struct atom_mc_reg_table *table;
4595 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table;
4596 u8 module_index = rv770_get_memory_module_index(rdev);
4597 int ret;
4598
4599 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
4600 if (!table)
4601 return -ENOMEM;
4602
4603 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
4604 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
4605 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY));
4606 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0));
4607 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1));
4608 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL));
4609 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD));
4610 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL));
4611 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
4612 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
4613 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
4614 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
4615 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
4616 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
4617 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
4618 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
4619 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
4620 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
4621 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
4622 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2));
4623
4624 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
4625 if (ret)
4626 goto init_mc_done;
4627
4628 ret = ci_copy_vbios_mc_reg_table(table, ci_table);
4629 if (ret)
4630 goto init_mc_done;
4631
4632 ci_set_s0_mc_reg_index(ci_table);
4633
4634 ret = ci_register_patching_mc_seq(rdev, ci_table);
4635 if (ret)
4636 goto init_mc_done;
4637
4638 ret = ci_set_mc_special_registers(rdev, ci_table);
4639 if (ret)
4640 goto init_mc_done;
4641
4642 ci_set_valid_flag(ci_table);
4643
4644init_mc_done:
4645 kfree(table);
4646
4647 return ret;
4648}
4649
4650static int ci_populate_mc_reg_addresses(struct radeon_device *rdev,
4651 SMU7_Discrete_MCRegisters *mc_reg_table)
4652{
4653 struct ci_power_info *pi = ci_get_pi(rdev);
4654 u32 i, j;
4655
4656 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) {
4657 if (pi->mc_reg_table.valid_flag & (1 << j)) {
4658 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4659 return -EINVAL;
4660 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0);
4661 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1);
4662 i++;
4663 }
4664 }
4665
4666 mc_reg_table->last = (u8)i;
4667
4668 return 0;
4669}
4670
4671static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry,
4672 SMU7_Discrete_MCRegisterSet *data,
4673 u32 num_entries, u32 valid_flag)
4674{
4675 u32 i, j;
4676
4677 for (i = 0, j = 0; j < num_entries; j++) {
4678 if (valid_flag & (1 << j)) {
4679 data->value[i] = cpu_to_be32(entry->mc_data[j]);
4680 i++;
4681 }
4682 }
4683}
4684
4685static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
4686 const u32 memory_clock,
4687 SMU7_Discrete_MCRegisterSet *mc_reg_table_data)
4688{
4689 struct ci_power_info *pi = ci_get_pi(rdev);
4690 u32 i = 0;
4691
4692 for(i = 0; i < pi->mc_reg_table.num_entries; i++) {
4693 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
4694 break;
4695 }
4696
4697 if ((i == pi->mc_reg_table.num_entries) && (i > 0))
4698 --i;
4699
4700 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i],
4701 mc_reg_table_data, pi->mc_reg_table.last,
4702 pi->mc_reg_table.valid_flag);
4703}
4704
4705static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
4706 SMU7_Discrete_MCRegisters *mc_reg_table)
4707{
4708 struct ci_power_info *pi = ci_get_pi(rdev);
4709 u32 i;
4710
4711 for (i = 0; i < pi->dpm_table.mclk_table.count; i++)
4712 ci_convert_mc_reg_table_entry_to_smc(rdev,
4713 pi->dpm_table.mclk_table.dpm_levels[i].value,
4714 &mc_reg_table->data[i]);
4715}
4716
4717static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev)
4718{
4719 struct ci_power_info *pi = ci_get_pi(rdev);
4720 int ret;
4721
4722 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4723
4724 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table);
4725 if (ret)
4726 return ret;
4727 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4728
4729 return ci_copy_bytes_to_smc(rdev,
4730 pi->mc_reg_table_start,
4731 (u8 *)&pi->smc_mc_reg_table,
4732 sizeof(SMU7_Discrete_MCRegisters),
4733 pi->sram_end);
4734}
4735
4736static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev)
4737{
4738 struct ci_power_info *pi = ci_get_pi(rdev);
4739
4740 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK))
4741 return 0;
4742
4743 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4744
4745 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4746
4747 return ci_copy_bytes_to_smc(rdev,
4748 pi->mc_reg_table_start +
4749 offsetof(SMU7_Discrete_MCRegisters, data[0]),
4750 (u8 *)&pi->smc_mc_reg_table.data[0],
4751 sizeof(SMU7_Discrete_MCRegisterSet) *
4752 pi->dpm_table.mclk_table.count,
4753 pi->sram_end);
4754}
4755
4756static void ci_enable_voltage_control(struct radeon_device *rdev)
4757{
4758 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
4759
4760 tmp |= VOLT_PWRMGT_EN;
4761 WREG32_SMC(GENERAL_PWRMGT, tmp);
4762}
4763
4764static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev,
4765 struct radeon_ps *radeon_state)
4766{
4767 struct ci_ps *state = ci_get_ps(radeon_state);
4768 int i;
4769 u16 pcie_speed, max_speed = 0;
4770
4771 for (i = 0; i < state->performance_level_count; i++) {
4772 pcie_speed = state->performance_levels[i].pcie_gen;
4773 if (max_speed < pcie_speed)
4774 max_speed = pcie_speed;
4775 }
4776
4777 return max_speed;
4778}
4779
4780static u16 ci_get_current_pcie_speed(struct radeon_device *rdev)
4781{
4782 u32 speed_cntl = 0;
4783
4784 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK;
4785 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT;
4786
4787 return (u16)speed_cntl;
4788}
4789
4790static int ci_get_current_pcie_lane_number(struct radeon_device *rdev)
4791{
4792 u32 link_width = 0;
4793
4794 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK;
4795 link_width >>= LC_LINK_WIDTH_RD_SHIFT;
4796
4797 switch (link_width) {
4798 case RADEON_PCIE_LC_LINK_WIDTH_X1:
4799 return 1;
4800 case RADEON_PCIE_LC_LINK_WIDTH_X2:
4801 return 2;
4802 case RADEON_PCIE_LC_LINK_WIDTH_X4:
4803 return 4;
4804 case RADEON_PCIE_LC_LINK_WIDTH_X8:
4805 return 8;
4806 case RADEON_PCIE_LC_LINK_WIDTH_X12:
4807 /* not actually supported */
4808 return 12;
4809 case RADEON_PCIE_LC_LINK_WIDTH_X0:
4810 case RADEON_PCIE_LC_LINK_WIDTH_X16:
4811 default:
4812 return 16;
4813 }
4814}
4815
4816static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev,
4817 struct radeon_ps *radeon_new_state,
4818 struct radeon_ps *radeon_current_state)
4819{
4820 struct ci_power_info *pi = ci_get_pi(rdev);
4821 enum radeon_pcie_gen target_link_speed =
4822 ci_get_maximum_link_speed(rdev, radeon_new_state);
4823 enum radeon_pcie_gen current_link_speed;
4824
4825 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID)
4826 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state);
4827 else
4828 current_link_speed = pi->force_pcie_gen;
4829
4830 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
4831 pi->pspp_notify_required = false;
4832 if (target_link_speed > current_link_speed) {
4833 switch (target_link_speed) {
4834#ifdef CONFIG_ACPI
4835 case RADEON_PCIE_GEN3:
4836 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0)
4837 break;
4838 pi->force_pcie_gen = RADEON_PCIE_GEN2;
4839 if (current_link_speed == RADEON_PCIE_GEN2)
4840 break;
4841 case RADEON_PCIE_GEN2:
4842 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0)
4843 break;
4844#endif
4845 default:
4846 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev);
4847 break;
4848 }
4849 } else {
4850 if (target_link_speed < current_link_speed)
4851 pi->pspp_notify_required = true;
4852 }
4853}
4854
4855static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
4856 struct radeon_ps *radeon_new_state,
4857 struct radeon_ps *radeon_current_state)
4858{
4859 struct ci_power_info *pi = ci_get_pi(rdev);
4860 enum radeon_pcie_gen target_link_speed =
4861 ci_get_maximum_link_speed(rdev, radeon_new_state);
4862 u8 request;
4863
4864 if (pi->pspp_notify_required) {
4865 if (target_link_speed == RADEON_PCIE_GEN3)
4866 request = PCIE_PERF_REQ_PECI_GEN3;
4867 else if (target_link_speed == RADEON_PCIE_GEN2)
4868 request = PCIE_PERF_REQ_PECI_GEN2;
4869 else
4870 request = PCIE_PERF_REQ_PECI_GEN1;
4871
4872 if ((request == PCIE_PERF_REQ_PECI_GEN1) &&
4873 (ci_get_current_pcie_speed(rdev) > 0))
4874 return;
4875
4876#ifdef CONFIG_ACPI
4877 radeon_acpi_pcie_performance_request(rdev, request, false);
4878#endif
4879 }
4880}
4881
4882static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev)
4883{
4884 struct ci_power_info *pi = ci_get_pi(rdev);
4885 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
4886 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
4887 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table =
4888 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
4889 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table =
4890 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
4891
4892 if (allowed_sclk_vddc_table == NULL)
4893 return -EINVAL;
4894 if (allowed_sclk_vddc_table->count < 1)
4895 return -EINVAL;
4896 if (allowed_mclk_vddc_table == NULL)
4897 return -EINVAL;
4898 if (allowed_mclk_vddc_table->count < 1)
4899 return -EINVAL;
4900 if (allowed_mclk_vddci_table == NULL)
4901 return -EINVAL;
4902 if (allowed_mclk_vddci_table->count < 1)
4903 return -EINVAL;
4904
4905 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v;
4906 pi->max_vddc_in_pp_table =
4907 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4908
4909 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v;
4910 pi->max_vddci_in_pp_table =
4911 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4912
4913 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk =
4914 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4915 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk =
4916 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4917 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc =
4918 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4919 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci =
4920 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4921
4922 return 0;
4923}
4924
4925static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc)
4926{
4927 struct ci_power_info *pi = ci_get_pi(rdev);
4928 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage;
4929 u32 leakage_index;
4930
4931 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4932 if (leakage_table->leakage_id[leakage_index] == *vddc) {
4933 *vddc = leakage_table->actual_voltage[leakage_index];
4934 break;
4935 }
4936 }
4937}
4938
4939static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci)
4940{
4941 struct ci_power_info *pi = ci_get_pi(rdev);
4942 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage;
4943 u32 leakage_index;
4944
4945 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4946 if (leakage_table->leakage_id[leakage_index] == *vddci) {
4947 *vddci = leakage_table->actual_voltage[leakage_index];
4948 break;
4949 }
4950 }
4951}
4952
4953static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4954 struct radeon_clock_voltage_dependency_table *table)
4955{
4956 u32 i;
4957
4958 if (table) {
4959 for (i = 0; i < table->count; i++)
4960 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4961 }
4962}
4963
4964static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev,
4965 struct radeon_clock_voltage_dependency_table *table)
4966{
4967 u32 i;
4968
4969 if (table) {
4970 for (i = 0; i < table->count; i++)
4971 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v);
4972 }
4973}
4974
4975static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4976 struct radeon_vce_clock_voltage_dependency_table *table)
4977{
4978 u32 i;
4979
4980 if (table) {
4981 for (i = 0; i < table->count; i++)
4982 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4983 }
4984}
4985
4986static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4987 struct radeon_uvd_clock_voltage_dependency_table *table)
4988{
4989 u32 i;
4990
4991 if (table) {
4992 for (i = 0; i < table->count; i++)
4993 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4994 }
4995}
4996
4997static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev,
4998 struct radeon_phase_shedding_limits_table *table)
4999{
5000 u32 i;
5001
5002 if (table) {
5003 for (i = 0; i < table->count; i++)
5004 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage);
5005 }
5006}
5007
5008static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev,
5009 struct radeon_clock_and_voltage_limits *table)
5010{
5011 if (table) {
5012 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc);
5013 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci);
5014 }
5015}
5016
5017static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev,
5018 struct radeon_cac_leakage_table *table)
5019{
5020 u32 i;
5021
5022 if (table) {
5023 for (i = 0; i < table->count; i++)
5024 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc);
5025 }
5026}
5027
5028static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev)
5029{
5030
5031 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5032 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
5033 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5034 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
5035 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5036 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk);
5037 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev,
5038 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk);
5039 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5040 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table);
5041 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5042 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table);
5043 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5044 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table);
5045 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5046 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table);
5047 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev,
5048 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table);
5049 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5050 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
5051 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5052 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc);
5053 ci_patch_cac_leakage_table_with_vddc_leakage(rdev,
5054 &rdev->pm.dpm.dyn_state.cac_leakage_table);
5055
5056}
5057
5058static void ci_get_memory_type(struct radeon_device *rdev)
5059{
5060 struct ci_power_info *pi = ci_get_pi(rdev);
5061 u32 tmp;
5062
5063 tmp = RREG32(MC_SEQ_MISC0);
5064
5065 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) ==
5066 MC_SEQ_MISC0_GDDR5_VALUE)
5067 pi->mem_gddr5 = true;
5068 else
5069 pi->mem_gddr5 = false;
5070
5071}
5072
5073static void ci_update_current_ps(struct radeon_device *rdev,
5074 struct radeon_ps *rps)
5075{
5076 struct ci_ps *new_ps = ci_get_ps(rps);
5077 struct ci_power_info *pi = ci_get_pi(rdev);
5078
5079 pi->current_rps = *rps;
5080 pi->current_ps = *new_ps;
5081 pi->current_rps.ps_priv = &pi->current_ps;
5082}
5083
5084static void ci_update_requested_ps(struct radeon_device *rdev,
5085 struct radeon_ps *rps)
5086{
5087 struct ci_ps *new_ps = ci_get_ps(rps);
5088 struct ci_power_info *pi = ci_get_pi(rdev);
5089
5090 pi->requested_rps = *rps;
5091 pi->requested_ps = *new_ps;
5092 pi->requested_rps.ps_priv = &pi->requested_ps;
5093}
5094
5095int ci_dpm_pre_set_power_state(struct radeon_device *rdev)
5096{
5097 struct ci_power_info *pi = ci_get_pi(rdev);
5098 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
5099 struct radeon_ps *new_ps = &requested_ps;
5100
5101 ci_update_requested_ps(rdev, new_ps);
5102
5103 ci_apply_state_adjust_rules(rdev, &pi->requested_rps);
5104
5105 return 0;
5106}
5107
5108void ci_dpm_post_set_power_state(struct radeon_device *rdev)
5109{
5110 struct ci_power_info *pi = ci_get_pi(rdev);
5111 struct radeon_ps *new_ps = &pi->requested_rps;
5112
5113 ci_update_current_ps(rdev, new_ps);
5114}
5115
5116
5117void ci_dpm_setup_asic(struct radeon_device *rdev)
5118{
5119 int r;
5120
5121 r = ci_mc_load_microcode(rdev);
5122 if (r)
5123 DRM_ERROR("Failed to load MC firmware!\n");
5124 ci_read_clock_registers(rdev);
5125 ci_get_memory_type(rdev);
5126 ci_enable_acpi_power_management(rdev);
5127 ci_init_sclk_t(rdev);
5128}
5129
5130int ci_dpm_enable(struct radeon_device *rdev)
5131{
5132 struct ci_power_info *pi = ci_get_pi(rdev);
5133 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5134 int ret;
5135
5136 if (ci_is_smc_running(rdev))
5137 return -EINVAL;
5138 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
5139 ci_enable_voltage_control(rdev);
5140 ret = ci_construct_voltage_tables(rdev);
5141 if (ret) {
5142 DRM_ERROR("ci_construct_voltage_tables failed\n");
5143 return ret;
5144 }
5145 }
5146 if (pi->caps_dynamic_ac_timing) {
5147 ret = ci_initialize_mc_reg_table(rdev);
5148 if (ret)
5149 pi->caps_dynamic_ac_timing = false;
5150 }
5151 if (pi->dynamic_ss)
5152 ci_enable_spread_spectrum(rdev, true);
5153 if (pi->thermal_protection)
5154 ci_enable_thermal_protection(rdev, true);
5155 ci_program_sstp(rdev);
5156 ci_enable_display_gap(rdev);
5157 ci_program_vc(rdev);
5158 ret = ci_upload_firmware(rdev);
5159 if (ret) {
5160 DRM_ERROR("ci_upload_firmware failed\n");
5161 return ret;
5162 }
5163 ret = ci_process_firmware_header(rdev);
5164 if (ret) {
5165 DRM_ERROR("ci_process_firmware_header failed\n");
5166 return ret;
5167 }
5168 ret = ci_initial_switch_from_arb_f0_to_f1(rdev);
5169 if (ret) {
5170 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n");
5171 return ret;
5172 }
5173 ret = ci_init_smc_table(rdev);
5174 if (ret) {
5175 DRM_ERROR("ci_init_smc_table failed\n");
5176 return ret;
5177 }
5178 ret = ci_init_arb_table_index(rdev);
5179 if (ret) {
5180 DRM_ERROR("ci_init_arb_table_index failed\n");
5181 return ret;
5182 }
5183 if (pi->caps_dynamic_ac_timing) {
5184 ret = ci_populate_initial_mc_reg_table(rdev);
5185 if (ret) {
5186 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n");
5187 return ret;
5188 }
5189 }
5190 ret = ci_populate_pm_base(rdev);
5191 if (ret) {
5192 DRM_ERROR("ci_populate_pm_base failed\n");
5193 return ret;
5194 }
5195 ci_dpm_start_smc(rdev);
5196 ci_enable_vr_hot_gpio_interrupt(rdev);
5197 ret = ci_notify_smc_display_change(rdev, false);
5198 if (ret) {
5199 DRM_ERROR("ci_notify_smc_display_change failed\n");
5200 return ret;
5201 }
5202 ci_enable_sclk_control(rdev, true);
5203 ret = ci_enable_ulv(rdev, true);
5204 if (ret) {
5205 DRM_ERROR("ci_enable_ulv failed\n");
5206 return ret;
5207 }
5208 ret = ci_enable_ds_master_switch(rdev, true);
5209 if (ret) {
5210 DRM_ERROR("ci_enable_ds_master_switch failed\n");
5211 return ret;
5212 }
5213 ret = ci_start_dpm(rdev);
5214 if (ret) {
5215 DRM_ERROR("ci_start_dpm failed\n");
5216 return ret;
5217 }
5218 ret = ci_enable_didt(rdev, true);
5219 if (ret) {
5220 DRM_ERROR("ci_enable_didt failed\n");
5221 return ret;
5222 }
5223 ret = ci_enable_smc_cac(rdev, true);
5224 if (ret) {
5225 DRM_ERROR("ci_enable_smc_cac failed\n");
5226 return ret;
5227 }
5228 ret = ci_enable_power_containment(rdev, true);
5229 if (ret) {
5230 DRM_ERROR("ci_enable_power_containment failed\n");
5231 return ret;
5232 }
5233
5234 ret = ci_power_control_set_level(rdev);
5235 if (ret) {
5236 DRM_ERROR("ci_power_control_set_level failed\n");
5237 return ret;
5238 }
5239
5240 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
5241
5242 ret = ci_enable_thermal_based_sclk_dpm(rdev, true);
5243 if (ret) {
5244 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n");
5245 return ret;
5246 }
5247
5248 ci_thermal_start_thermal_controller(rdev);
5249
5250 ci_update_current_ps(rdev, boot_ps);
5251
5252 return 0;
5253}
5254
5255static int ci_set_temperature_range(struct radeon_device *rdev)
5256{
5257 int ret;
5258
5259 ret = ci_thermal_enable_alert(rdev, false);
5260 if (ret)
5261 return ret;
5262 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
5263 if (ret)
5264 return ret;
5265 ret = ci_thermal_enable_alert(rdev, true);
5266 if (ret)
5267 return ret;
5268
5269 return ret;
5270}
5271
5272int ci_dpm_late_enable(struct radeon_device *rdev)
5273{
5274 int ret;
5275
5276 ret = ci_set_temperature_range(rdev);
5277 if (ret)
5278 return ret;
5279
5280 ci_dpm_powergate_uvd(rdev, true);
5281
5282 return 0;
5283}
5284
5285void ci_dpm_disable(struct radeon_device *rdev)
5286{
5287 struct ci_power_info *pi = ci_get_pi(rdev);
5288 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5289
5290 ci_dpm_powergate_uvd(rdev, false);
5291
5292 if (!ci_is_smc_running(rdev))
5293 return;
5294
5295 ci_thermal_stop_thermal_controller(rdev);
5296
5297 if (pi->thermal_protection)
5298 ci_enable_thermal_protection(rdev, false);
5299 ci_enable_power_containment(rdev, false);
5300 ci_enable_smc_cac(rdev, false);
5301 ci_enable_didt(rdev, false);
5302 ci_enable_spread_spectrum(rdev, false);
5303 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
5304 ci_stop_dpm(rdev);
5305 ci_enable_ds_master_switch(rdev, false);
5306 ci_enable_ulv(rdev, false);
5307 ci_clear_vc(rdev);
5308 ci_reset_to_default(rdev);
5309 ci_dpm_stop_smc(rdev);
5310 ci_force_switch_to_arb_f0(rdev);
5311 ci_enable_thermal_based_sclk_dpm(rdev, false);
5312
5313 ci_update_current_ps(rdev, boot_ps);
5314}
5315
5316int ci_dpm_set_power_state(struct radeon_device *rdev)
5317{
5318 struct ci_power_info *pi = ci_get_pi(rdev);
5319 struct radeon_ps *new_ps = &pi->requested_rps;
5320 struct radeon_ps *old_ps = &pi->current_rps;
5321 int ret;
5322
5323 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps);
5324 if (pi->pcie_performance_request)
5325 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps);
5326 ret = ci_freeze_sclk_mclk_dpm(rdev);
5327 if (ret) {
5328 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n");
5329 return ret;
5330 }
5331 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps);
5332 if (ret) {
5333 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n");
5334 return ret;
5335 }
5336 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps);
5337 if (ret) {
5338 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
5339 return ret;
5340 }
5341
5342 ret = ci_update_vce_dpm(rdev, new_ps, old_ps);
5343 if (ret) {
5344 DRM_ERROR("ci_update_vce_dpm failed\n");
5345 return ret;
5346 }
5347
5348 ret = ci_update_sclk_t(rdev);
5349 if (ret) {
5350 DRM_ERROR("ci_update_sclk_t failed\n");
5351 return ret;
5352 }
5353 if (pi->caps_dynamic_ac_timing) {
5354 ret = ci_update_and_upload_mc_reg_table(rdev);
5355 if (ret) {
5356 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n");
5357 return ret;
5358 }
5359 }
5360 ret = ci_program_memory_timing_parameters(rdev);
5361 if (ret) {
5362 DRM_ERROR("ci_program_memory_timing_parameters failed\n");
5363 return ret;
5364 }
5365 ret = ci_unfreeze_sclk_mclk_dpm(rdev);
5366 if (ret) {
5367 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n");
5368 return ret;
5369 }
5370 ret = ci_upload_dpm_level_enable_mask(rdev);
5371 if (ret) {
5372 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n");
5373 return ret;
5374 }
5375 if (pi->pcie_performance_request)
5376 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps);
5377
5378 return 0;
5379}
5380
5381#if 0
5382void ci_dpm_reset_asic(struct radeon_device *rdev)
5383{
5384 ci_set_boot_state(rdev);
5385}
5386#endif
5387
5388void ci_dpm_display_configuration_changed(struct radeon_device *rdev)
5389{
5390 ci_program_display_gap(rdev);
5391}
5392
5393union power_info {
5394 struct _ATOM_POWERPLAY_INFO info;
5395 struct _ATOM_POWERPLAY_INFO_V2 info_2;
5396 struct _ATOM_POWERPLAY_INFO_V3 info_3;
5397 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
5398 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
5399 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
5400};
5401
5402union pplib_clock_info {
5403 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
5404 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
5405 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
5406 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
5407 struct _ATOM_PPLIB_SI_CLOCK_INFO si;
5408 struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
5409};
5410
5411union pplib_power_state {
5412 struct _ATOM_PPLIB_STATE v1;
5413 struct _ATOM_PPLIB_STATE_V2 v2;
5414};
5415
5416static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev,
5417 struct radeon_ps *rps,
5418 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
5419 u8 table_rev)
5420{
5421 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
5422 rps->class = le16_to_cpu(non_clock_info->usClassification);
5423 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
5424
5425 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
5426 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
5427 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
5428 } else {
5429 rps->vclk = 0;
5430 rps->dclk = 0;
5431 }
5432
5433 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
5434 rdev->pm.dpm.boot_ps = rps;
5435 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
5436 rdev->pm.dpm.uvd_ps = rps;
5437}
5438
5439static void ci_parse_pplib_clock_info(struct radeon_device *rdev,
5440 struct radeon_ps *rps, int index,
5441 union pplib_clock_info *clock_info)
5442{
5443 struct ci_power_info *pi = ci_get_pi(rdev);
5444 struct ci_ps *ps = ci_get_ps(rps);
5445 struct ci_pl *pl = &ps->performance_levels[index];
5446
5447 ps->performance_level_count = index + 1;
5448
5449 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5450 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16;
5451 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5452 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5453
5454 pl->pcie_gen = r600_get_pcie_gen_support(rdev,
5455 pi->sys_pcie_mask,
5456 pi->vbios_boot_state.pcie_gen_bootup_value,
5457 clock_info->ci.ucPCIEGen);
5458 pl->pcie_lane = r600_get_pcie_lane_support(rdev,
5459 pi->vbios_boot_state.pcie_lane_bootup_value,
5460 le16_to_cpu(clock_info->ci.usPCIELane));
5461
5462 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
5463 pi->acpi_pcie_gen = pl->pcie_gen;
5464 }
5465
5466 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
5467 pi->ulv.supported = true;
5468 pi->ulv.pl = *pl;
5469 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT;
5470 }
5471
5472 /* patch up boot state */
5473 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
5474 pl->mclk = pi->vbios_boot_state.mclk_bootup_value;
5475 pl->sclk = pi->vbios_boot_state.sclk_bootup_value;
5476 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value;
5477 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value;
5478 }
5479
5480 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
5481 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
5482 pi->use_pcie_powersaving_levels = true;
5483 if (pi->pcie_gen_powersaving.max < pl->pcie_gen)
5484 pi->pcie_gen_powersaving.max = pl->pcie_gen;
5485 if (pi->pcie_gen_powersaving.min > pl->pcie_gen)
5486 pi->pcie_gen_powersaving.min = pl->pcie_gen;
5487 if (pi->pcie_lane_powersaving.max < pl->pcie_lane)
5488 pi->pcie_lane_powersaving.max = pl->pcie_lane;
5489 if (pi->pcie_lane_powersaving.min > pl->pcie_lane)
5490 pi->pcie_lane_powersaving.min = pl->pcie_lane;
5491 break;
5492 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
5493 pi->use_pcie_performance_levels = true;
5494 if (pi->pcie_gen_performance.max < pl->pcie_gen)
5495 pi->pcie_gen_performance.max = pl->pcie_gen;
5496 if (pi->pcie_gen_performance.min > pl->pcie_gen)
5497 pi->pcie_gen_performance.min = pl->pcie_gen;
5498 if (pi->pcie_lane_performance.max < pl->pcie_lane)
5499 pi->pcie_lane_performance.max = pl->pcie_lane;
5500 if (pi->pcie_lane_performance.min > pl->pcie_lane)
5501 pi->pcie_lane_performance.min = pl->pcie_lane;
5502 break;
5503 default:
5504 break;
5505 }
5506}
5507
5508static int ci_parse_power_table(struct radeon_device *rdev)
5509{
5510 struct radeon_mode_info *mode_info = &rdev->mode_info;
5511 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
5512 union pplib_power_state *power_state;
5513 int i, j, k, non_clock_array_index, clock_array_index;
5514 union pplib_clock_info *clock_info;
5515 struct _StateArray *state_array;
5516 struct _ClockInfoArray *clock_info_array;
5517 struct _NonClockInfoArray *non_clock_info_array;
5518 union power_info *power_info;
5519 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
5520 u16 data_offset;
5521 u8 frev, crev;
5522 u8 *power_state_offset;
5523 struct ci_ps *ps;
5524
5525 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
5526 &frev, &crev, &data_offset))
5527 return -EINVAL;
5528 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
5529
5530 state_array = (struct _StateArray *)
5531 (mode_info->atom_context->bios + data_offset +
5532 le16_to_cpu(power_info->pplib.usStateArrayOffset));
5533 clock_info_array = (struct _ClockInfoArray *)
5534 (mode_info->atom_context->bios + data_offset +
5535 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
5536 non_clock_info_array = (struct _NonClockInfoArray *)
5537 (mode_info->atom_context->bios + data_offset +
5538 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
5539
5540 rdev->pm.dpm.ps = kzalloc(sizeof(struct radeon_ps) *
5541 state_array->ucNumEntries, GFP_KERNEL);
5542 if (!rdev->pm.dpm.ps)
5543 return -ENOMEM;
5544 power_state_offset = (u8 *)state_array->states;
5545 for (i = 0; i < state_array->ucNumEntries; i++) {
5546 u8 *idx;
5547 power_state = (union pplib_power_state *)power_state_offset;
5548 non_clock_array_index = power_state->v2.nonClockInfoIndex;
5549 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
5550 &non_clock_info_array->nonClockInfo[non_clock_array_index];
5551 if (!rdev->pm.power_state[i].clock_info)
5552 return -EINVAL;
5553 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL);
5554 if (ps == NULL) {
5555 kfree(rdev->pm.dpm.ps);
5556 return -ENOMEM;
5557 }
5558 rdev->pm.dpm.ps[i].ps_priv = ps;
5559 ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
5560 non_clock_info,
5561 non_clock_info_array->ucEntrySize);
5562 k = 0;
5563 idx = (u8 *)&power_state->v2.clockInfoIndex[0];
5564 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
5565 clock_array_index = idx[j];
5566 if (clock_array_index >= clock_info_array->ucNumEntries)
5567 continue;
5568 if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS)
5569 break;
5570 clock_info = (union pplib_clock_info *)
5571 ((u8 *)&clock_info_array->clockInfo[0] +
5572 (clock_array_index * clock_info_array->ucEntrySize));
5573 ci_parse_pplib_clock_info(rdev,
5574 &rdev->pm.dpm.ps[i], k,
5575 clock_info);
5576 k++;
5577 }
5578 power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
5579 }
5580 rdev->pm.dpm.num_ps = state_array->ucNumEntries;
5581
5582 /* fill in the vce power states */
5583 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
5584 u32 sclk, mclk;
5585 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
5586 clock_info = (union pplib_clock_info *)
5587 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
5588 sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5589 sclk |= clock_info->ci.ucEngineClockHigh << 16;
5590 mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5591 mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5592 rdev->pm.dpm.vce_states[i].sclk = sclk;
5593 rdev->pm.dpm.vce_states[i].mclk = mclk;
5594 }
5595
5596 return 0;
5597}
5598
5599static int ci_get_vbios_boot_values(struct radeon_device *rdev,
5600 struct ci_vbios_boot_state *boot_state)
5601{
5602 struct radeon_mode_info *mode_info = &rdev->mode_info;
5603 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
5604 ATOM_FIRMWARE_INFO_V2_2 *firmware_info;
5605 u8 frev, crev;
5606 u16 data_offset;
5607
5608 if (atom_parse_data_header(mode_info->atom_context, index, NULL,
5609 &frev, &crev, &data_offset)) {
5610 firmware_info =
5611 (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios +
5612 data_offset);
5613 boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage);
5614 boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage);
5615 boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage);
5616 boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev);
5617 boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev);
5618 boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock);
5619 boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock);
5620
5621 return 0;
5622 }
5623 return -EINVAL;
5624}
5625
5626void ci_dpm_fini(struct radeon_device *rdev)
5627{
5628 int i;
5629
5630 for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
5631 kfree(rdev->pm.dpm.ps[i].ps_priv);
5632 }
5633 kfree(rdev->pm.dpm.ps);
5634 kfree(rdev->pm.dpm.priv);
5635 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
5636 r600_free_extended_power_table(rdev);
5637}
5638
5639int ci_dpm_init(struct radeon_device *rdev)
5640{
5641 int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
5642 SMU7_Discrete_DpmTable *dpm_table;
5643 struct radeon_gpio_rec gpio;
5644 u16 data_offset, size;
5645 u8 frev, crev;
5646 struct ci_power_info *pi;
5647 int ret;
5648 u32 mask;
5649
5650 pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL);
5651 if (pi == NULL)
5652 return -ENOMEM;
5653 rdev->pm.dpm.priv = pi;
5654
5655 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
5656 if (ret)
5657 pi->sys_pcie_mask = 0;
5658 else
5659 pi->sys_pcie_mask = mask;
5660 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
5661
5662 pi->pcie_gen_performance.max = RADEON_PCIE_GEN1;
5663 pi->pcie_gen_performance.min = RADEON_PCIE_GEN3;
5664 pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1;
5665 pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3;
5666
5667 pi->pcie_lane_performance.max = 0;
5668 pi->pcie_lane_performance.min = 16;
5669 pi->pcie_lane_powersaving.max = 0;
5670 pi->pcie_lane_powersaving.min = 16;
5671
5672 ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state);
5673 if (ret) {
5674 ci_dpm_fini(rdev);
5675 return ret;
5676 }
5677
5678 ret = r600_get_platform_caps(rdev);
5679 if (ret) {
5680 ci_dpm_fini(rdev);
5681 return ret;
5682 }
5683
5684 ret = r600_parse_extended_power_table(rdev);
5685 if (ret) {
5686 ci_dpm_fini(rdev);
5687 return ret;
5688 }
5689
5690 ret = ci_parse_power_table(rdev);
5691 if (ret) {
5692 ci_dpm_fini(rdev);
5693 return ret;
5694 }
5695
5696 pi->dll_default_on = false;
5697 pi->sram_end = SMC_RAM_END;
5698
5699 pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT;
5700 pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT;
5701 pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT;
5702 pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT;
5703 pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT;
5704 pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT;
5705 pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT;
5706 pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT;
5707
5708 pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT;
5709
5710 pi->sclk_dpm_key_disabled = 0;
5711 pi->mclk_dpm_key_disabled = 0;
5712 pi->pcie_dpm_key_disabled = 0;
5713 pi->thermal_sclk_dpm_enabled = 0;
5714
5715 /* mclk dpm is unstable on some R7 260X cards with the old mc ucode */
5716 if ((rdev->pdev->device == 0x6658) &&
5717 (rdev->mc_fw->size == (BONAIRE_MC_UCODE_SIZE * 4))) {
5718 pi->mclk_dpm_key_disabled = 1;
5719 }
5720
5721 pi->caps_sclk_ds = true;
5722
5723 pi->mclk_strobe_mode_threshold = 40000;
5724 pi->mclk_stutter_mode_threshold = 40000;
5725 pi->mclk_edc_enable_threshold = 40000;
5726 pi->mclk_edc_wr_enable_threshold = 40000;
5727
5728 ci_initialize_powertune_defaults(rdev);
5729
5730 pi->caps_fps = false;
5731
5732 pi->caps_sclk_throttle_low_notification = false;
5733
5734 pi->caps_uvd_dpm = true;
5735 pi->caps_vce_dpm = true;
5736
5737 ci_get_leakage_voltages(rdev);
5738 ci_patch_dependency_tables_with_leakage(rdev);
5739 ci_set_private_data_variables_based_on_pptable(rdev);
5740
5741 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries =
5742 kzalloc(4 * sizeof(struct radeon_clock_voltage_dependency_entry), GFP_KERNEL);
5743 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
5744 ci_dpm_fini(rdev);
5745 return -ENOMEM;
5746 }
5747 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
5748 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
5749 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
5750 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
5751 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
5752 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
5753 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
5754 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
5755 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
5756
5757 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4;
5758 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000;
5759 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
5760
5761 rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0;
5762 rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL;
5763 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
5764 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
5765
5766 if (rdev->family == CHIP_HAWAII) {
5767 pi->thermal_temp_setting.temperature_low = 94500;
5768 pi->thermal_temp_setting.temperature_high = 95000;
5769 pi->thermal_temp_setting.temperature_shutdown = 104000;
5770 } else {
5771 pi->thermal_temp_setting.temperature_low = 99500;
5772 pi->thermal_temp_setting.temperature_high = 100000;
5773 pi->thermal_temp_setting.temperature_shutdown = 104000;
5774 }
5775
5776 pi->uvd_enabled = false;
5777
5778 dpm_table = &pi->smc_state_table;
5779
5780 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_VRHOT_GPIO_PINID);
5781 if (gpio.valid) {
5782 dpm_table->VRHotGpio = gpio.shift;
5783 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
5784 } else {
5785 dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN;
5786 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
5787 }
5788
5789 gpio = radeon_atombios_lookup_gpio(rdev, PP_AC_DC_SWITCH_GPIO_PINID);
5790 if (gpio.valid) {
5791 dpm_table->AcDcGpio = gpio.shift;
5792 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC;
5793 } else {
5794 dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN;
5795 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC;
5796 }
5797
5798 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_PCC_GPIO_PINID);
5799 if (gpio.valid) {
5800 u32 tmp = RREG32_SMC(CNB_PWRMGT_CNTL);
5801
5802 switch (gpio.shift) {
5803 case 0:
5804 tmp &= ~GNB_SLOW_MODE_MASK;
5805 tmp |= GNB_SLOW_MODE(1);
5806 break;
5807 case 1:
5808 tmp &= ~GNB_SLOW_MODE_MASK;
5809 tmp |= GNB_SLOW_MODE(2);
5810 break;
5811 case 2:
5812 tmp |= GNB_SLOW;
5813 break;
5814 case 3:
5815 tmp |= FORCE_NB_PS1;
5816 break;
5817 case 4:
5818 tmp |= DPM_ENABLED;
5819 break;
5820 default:
5821 DRM_DEBUG("Invalid PCC GPIO: %u!\n", gpio.shift);
5822 break;
5823 }
5824 WREG32_SMC(CNB_PWRMGT_CNTL, tmp);
5825 }
5826
5827 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5828 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5829 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5830 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT))
5831 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5832 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
5833 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5834
5835 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) {
5836 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT))
5837 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5838 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2))
5839 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5840 else
5841 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL;
5842 }
5843
5844 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) {
5845 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT))
5846 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5847 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2))
5848 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5849 else
5850 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL;
5851 }
5852
5853 pi->vddc_phase_shed_control = true;
5854
5855#if defined(CONFIG_ACPI)
5856 pi->pcie_performance_request =
5857 radeon_acpi_is_pcie_performance_request_supported(rdev);
5858#else
5859 pi->pcie_performance_request = false;
5860#endif
5861
5862 if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
5863 &frev, &crev, &data_offset)) {
5864 pi->caps_sclk_ss_support = true;
5865 pi->caps_mclk_ss_support = true;
5866 pi->dynamic_ss = true;
5867 } else {
5868 pi->caps_sclk_ss_support = false;
5869 pi->caps_mclk_ss_support = false;
5870 pi->dynamic_ss = true;
5871 }
5872
5873 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
5874 pi->thermal_protection = true;
5875 else
5876 pi->thermal_protection = false;
5877
5878 pi->caps_dynamic_ac_timing = true;
5879
5880 pi->uvd_power_gated = false;
5881
5882 /* make sure dc limits are valid */
5883 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
5884 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
5885 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
5886 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
5887
5888 pi->fan_ctrl_is_in_default_mode = true;
5889
5890 return 0;
5891}
5892
5893void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
5894 struct seq_file *m)
5895{
5896 struct ci_power_info *pi = ci_get_pi(rdev);
5897 struct radeon_ps *rps = &pi->current_rps;
5898 u32 sclk = ci_get_average_sclk_freq(rdev);
5899 u32 mclk = ci_get_average_mclk_freq(rdev);
5900
5901 seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis");
5902 seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis");
5903 seq_printf(m, "power level avg sclk: %u mclk: %u\n",
5904 sclk, mclk);
5905}
5906
5907void ci_dpm_print_power_state(struct radeon_device *rdev,
5908 struct radeon_ps *rps)
5909{
5910 struct ci_ps *ps = ci_get_ps(rps);
5911 struct ci_pl *pl;
5912 int i;
5913
5914 r600_dpm_print_class_info(rps->class, rps->class2);
5915 r600_dpm_print_cap_info(rps->caps);
5916 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
5917 for (i = 0; i < ps->performance_level_count; i++) {
5918 pl = &ps->performance_levels[i];
5919 printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n",
5920 i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane);
5921 }
5922 r600_dpm_print_ps_status(rdev, rps);
5923}
5924
5925u32 ci_dpm_get_current_sclk(struct radeon_device *rdev)
5926{
5927 u32 sclk = ci_get_average_sclk_freq(rdev);
5928
5929 return sclk;
5930}
5931
5932u32 ci_dpm_get_current_mclk(struct radeon_device *rdev)
5933{
5934 u32 mclk = ci_get_average_mclk_freq(rdev);
5935
5936 return mclk;
5937}
5938
5939u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low)
5940{
5941 struct ci_power_info *pi = ci_get_pi(rdev);
5942 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
5943
5944 if (low)
5945 return requested_state->performance_levels[0].sclk;
5946 else
5947 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
5948}
5949
5950u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low)
5951{
5952 struct ci_power_info *pi = ci_get_pi(rdev);
5953 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
5954
5955 if (low)
5956 return requested_state->performance_levels[0].mclk;
5957 else
5958 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
5959}
1/*
2 * Copyright 2013 Advanced Micro Devices, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 */
23
24#include <linux/firmware.h>
25#include <linux/pci.h>
26#include <linux/seq_file.h>
27
28#include "atom.h"
29#include "ci_dpm.h"
30#include "cik.h"
31#include "cikd.h"
32#include "r600_dpm.h"
33#include "radeon.h"
34#include "radeon_asic.h"
35#include "radeon_ucode.h"
36#include "si_dpm.h"
37
38#define MC_CG_ARB_FREQ_F0 0x0a
39#define MC_CG_ARB_FREQ_F1 0x0b
40#define MC_CG_ARB_FREQ_F2 0x0c
41#define MC_CG_ARB_FREQ_F3 0x0d
42
43#define SMC_RAM_END 0x40000
44
45#define VOLTAGE_SCALE 4
46#define VOLTAGE_VID_OFFSET_SCALE1 625
47#define VOLTAGE_VID_OFFSET_SCALE2 100
48
49static const struct ci_pt_defaults defaults_hawaii_xt =
50{
51 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0xB0000,
52 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
53 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
54};
55
56static const struct ci_pt_defaults defaults_hawaii_pro =
57{
58 1, 0xF, 0xFD, 0x19, 5, 0x14, 0, 0x65062,
59 { 0x2E, 0x00, 0x00, 0x88, 0x00, 0x00, 0x72, 0x60, 0x51, 0xA7, 0x79, 0x6B, 0x90, 0xBD, 0x79 },
60 { 0x217, 0x217, 0x217, 0x242, 0x242, 0x242, 0x269, 0x269, 0x269, 0x2A1, 0x2A1, 0x2A1, 0x2C9, 0x2C9, 0x2C9 }
61};
62
63static const struct ci_pt_defaults defaults_bonaire_xt =
64{
65 1, 0xF, 0xFD, 0x19, 5, 45, 0, 0xB0000,
66 { 0x79, 0x253, 0x25D, 0xAE, 0x72, 0x80, 0x83, 0x86, 0x6F, 0xC8, 0xC9, 0xC9, 0x2F, 0x4D, 0x61 },
67 { 0x17C, 0x172, 0x180, 0x1BC, 0x1B3, 0x1BD, 0x206, 0x200, 0x203, 0x25D, 0x25A, 0x255, 0x2C3, 0x2C5, 0x2B4 }
68};
69
70static const struct ci_pt_defaults defaults_saturn_xt =
71{
72 1, 0xF, 0xFD, 0x19, 5, 55, 0, 0x70000,
73 { 0x8C, 0x247, 0x249, 0xA6, 0x80, 0x81, 0x8B, 0x89, 0x86, 0xC9, 0xCA, 0xC9, 0x4D, 0x4D, 0x4D },
74 { 0x187, 0x187, 0x187, 0x1C7, 0x1C7, 0x1C7, 0x210, 0x210, 0x210, 0x266, 0x266, 0x266, 0x2C9, 0x2C9, 0x2C9 }
75};
76
77static const struct ci_pt_config_reg didt_config_ci[] =
78{
79 { 0x10, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
80 { 0x10, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
81 { 0x10, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
82 { 0x10, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
83 { 0x11, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
84 { 0x11, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
85 { 0x11, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
86 { 0x11, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
87 { 0x12, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
88 { 0x12, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
89 { 0x12, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
90 { 0x12, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
91 { 0x2, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
92 { 0x2, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
93 { 0x2, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
94 { 0x1, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
95 { 0x1, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
96 { 0x0, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
97 { 0x30, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
98 { 0x30, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
99 { 0x30, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
100 { 0x30, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
101 { 0x31, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
102 { 0x31, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
103 { 0x31, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
104 { 0x31, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
105 { 0x32, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
106 { 0x32, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
107 { 0x32, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
108 { 0x32, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
109 { 0x22, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
110 { 0x22, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
111 { 0x22, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
112 { 0x21, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
113 { 0x21, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
114 { 0x20, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
115 { 0x50, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
116 { 0x50, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
117 { 0x50, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
118 { 0x50, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
119 { 0x51, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
120 { 0x51, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
121 { 0x51, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
122 { 0x51, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
123 { 0x52, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
124 { 0x52, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
125 { 0x52, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
126 { 0x52, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
127 { 0x42, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
128 { 0x42, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
129 { 0x42, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
130 { 0x41, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
131 { 0x41, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
132 { 0x40, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
133 { 0x70, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
134 { 0x70, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
135 { 0x70, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
136 { 0x70, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
137 { 0x71, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
138 { 0x71, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
139 { 0x71, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
140 { 0x71, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
141 { 0x72, 0x000000ff, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
142 { 0x72, 0x0000ff00, 8, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
143 { 0x72, 0x00ff0000, 16, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
144 { 0x72, 0xff000000, 24, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
145 { 0x62, 0x00003fff, 0, 0x4, CISLANDS_CONFIGREG_DIDT_IND },
146 { 0x62, 0x03ff0000, 16, 0x80, CISLANDS_CONFIGREG_DIDT_IND },
147 { 0x62, 0x78000000, 27, 0x3, CISLANDS_CONFIGREG_DIDT_IND },
148 { 0x61, 0x0000ffff, 0, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
149 { 0x61, 0xffff0000, 16, 0x3FFF, CISLANDS_CONFIGREG_DIDT_IND },
150 { 0x60, 0x00000001, 0, 0x0, CISLANDS_CONFIGREG_DIDT_IND },
151 { 0xFFFFFFFF }
152};
153
154extern u8 rv770_get_memory_module_index(struct radeon_device *rdev);
155extern int ni_copy_and_switch_arb_sets(struct radeon_device *rdev,
156 u32 arb_freq_src, u32 arb_freq_dest);
157static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
158 struct atom_voltage_table_entry *voltage_table,
159 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd);
160static int ci_set_power_limit(struct radeon_device *rdev, u32 n);
161static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
162 u32 target_tdp);
163static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate);
164
165static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg);
166static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
167 PPSMC_Msg msg, u32 parameter);
168
169static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev);
170static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev);
171
172static struct ci_power_info *ci_get_pi(struct radeon_device *rdev)
173{
174 struct ci_power_info *pi = rdev->pm.dpm.priv;
175
176 return pi;
177}
178
179static struct ci_ps *ci_get_ps(struct radeon_ps *rps)
180{
181 struct ci_ps *ps = rps->ps_priv;
182
183 return ps;
184}
185
186static void ci_initialize_powertune_defaults(struct radeon_device *rdev)
187{
188 struct ci_power_info *pi = ci_get_pi(rdev);
189
190 switch (rdev->pdev->device) {
191 case 0x6649:
192 case 0x6650:
193 case 0x6651:
194 case 0x6658:
195 case 0x665C:
196 case 0x665D:
197 default:
198 pi->powertune_defaults = &defaults_bonaire_xt;
199 break;
200 case 0x6640:
201 case 0x6641:
202 case 0x6646:
203 case 0x6647:
204 pi->powertune_defaults = &defaults_saturn_xt;
205 break;
206 case 0x67B8:
207 case 0x67B0:
208 pi->powertune_defaults = &defaults_hawaii_xt;
209 break;
210 case 0x67BA:
211 case 0x67B1:
212 pi->powertune_defaults = &defaults_hawaii_pro;
213 break;
214 case 0x67A0:
215 case 0x67A1:
216 case 0x67A2:
217 case 0x67A8:
218 case 0x67A9:
219 case 0x67AA:
220 case 0x67B9:
221 case 0x67BE:
222 pi->powertune_defaults = &defaults_bonaire_xt;
223 break;
224 }
225
226 pi->dte_tj_offset = 0;
227
228 pi->caps_power_containment = true;
229 pi->caps_cac = false;
230 pi->caps_sq_ramping = false;
231 pi->caps_db_ramping = false;
232 pi->caps_td_ramping = false;
233 pi->caps_tcp_ramping = false;
234
235 if (pi->caps_power_containment) {
236 pi->caps_cac = true;
237 if (rdev->family == CHIP_HAWAII)
238 pi->enable_bapm_feature = false;
239 else
240 pi->enable_bapm_feature = true;
241 pi->enable_tdc_limit_feature = true;
242 pi->enable_pkg_pwr_tracking_feature = true;
243 }
244}
245
246static u8 ci_convert_to_vid(u16 vddc)
247{
248 return (6200 - (vddc * VOLTAGE_SCALE)) / 25;
249}
250
251static int ci_populate_bapm_vddc_vid_sidd(struct radeon_device *rdev)
252{
253 struct ci_power_info *pi = ci_get_pi(rdev);
254 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
255 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
256 u8 *hi2_vid = pi->smc_powertune_table.BapmVddCVidHiSidd2;
257 u32 i;
258
259 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries == NULL)
260 return -EINVAL;
261 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count > 8)
262 return -EINVAL;
263 if (rdev->pm.dpm.dyn_state.cac_leakage_table.count !=
264 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count)
265 return -EINVAL;
266
267 for (i = 0; i < rdev->pm.dpm.dyn_state.cac_leakage_table.count; i++) {
268 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
269 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1);
270 hi_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2);
271 hi2_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3);
272 } else {
273 lo_vid[i] = ci_convert_to_vid(rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc);
274 hi_vid[i] = ci_convert_to_vid((u16)rdev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage);
275 }
276 }
277 return 0;
278}
279
280static int ci_populate_vddc_vid(struct radeon_device *rdev)
281{
282 struct ci_power_info *pi = ci_get_pi(rdev);
283 u8 *vid = pi->smc_powertune_table.VddCVid;
284 u32 i;
285
286 if (pi->vddc_voltage_table.count > 8)
287 return -EINVAL;
288
289 for (i = 0; i < pi->vddc_voltage_table.count; i++)
290 vid[i] = ci_convert_to_vid(pi->vddc_voltage_table.entries[i].value);
291
292 return 0;
293}
294
295static int ci_populate_svi_load_line(struct radeon_device *rdev)
296{
297 struct ci_power_info *pi = ci_get_pi(rdev);
298 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
299
300 pi->smc_powertune_table.SviLoadLineEn = pt_defaults->svi_load_line_en;
301 pi->smc_powertune_table.SviLoadLineVddC = pt_defaults->svi_load_line_vddc;
302 pi->smc_powertune_table.SviLoadLineTrimVddC = 3;
303 pi->smc_powertune_table.SviLoadLineOffsetVddC = 0;
304
305 return 0;
306}
307
308static int ci_populate_tdc_limit(struct radeon_device *rdev)
309{
310 struct ci_power_info *pi = ci_get_pi(rdev);
311 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
312 u16 tdc_limit;
313
314 tdc_limit = rdev->pm.dpm.dyn_state.cac_tdp_table->tdc * 256;
315 pi->smc_powertune_table.TDC_VDDC_PkgLimit = cpu_to_be16(tdc_limit);
316 pi->smc_powertune_table.TDC_VDDC_ThrottleReleaseLimitPerc =
317 pt_defaults->tdc_vddc_throttle_release_limit_perc;
318 pi->smc_powertune_table.TDC_MAWt = pt_defaults->tdc_mawt;
319
320 return 0;
321}
322
323static int ci_populate_dw8(struct radeon_device *rdev)
324{
325 struct ci_power_info *pi = ci_get_pi(rdev);
326 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
327 int ret;
328
329 ret = ci_read_smc_sram_dword(rdev,
330 SMU7_FIRMWARE_HEADER_LOCATION +
331 offsetof(SMU7_Firmware_Header, PmFuseTable) +
332 offsetof(SMU7_Discrete_PmFuses, TdcWaterfallCtl),
333 (u32 *)&pi->smc_powertune_table.TdcWaterfallCtl,
334 pi->sram_end);
335 if (ret)
336 return -EINVAL;
337 else
338 pi->smc_powertune_table.TdcWaterfallCtl = pt_defaults->tdc_waterfall_ctl;
339
340 return 0;
341}
342
343static int ci_populate_fuzzy_fan(struct radeon_device *rdev)
344{
345 struct ci_power_info *pi = ci_get_pi(rdev);
346
347 if ((rdev->pm.dpm.fan.fan_output_sensitivity & (1 << 15)) ||
348 (rdev->pm.dpm.fan.fan_output_sensitivity == 0))
349 rdev->pm.dpm.fan.fan_output_sensitivity =
350 rdev->pm.dpm.fan.default_fan_output_sensitivity;
351
352 pi->smc_powertune_table.FuzzyFan_PwmSetDelta =
353 cpu_to_be16(rdev->pm.dpm.fan.fan_output_sensitivity);
354
355 return 0;
356}
357
358static int ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(struct radeon_device *rdev)
359{
360 struct ci_power_info *pi = ci_get_pi(rdev);
361 u8 *hi_vid = pi->smc_powertune_table.BapmVddCVidHiSidd;
362 u8 *lo_vid = pi->smc_powertune_table.BapmVddCVidLoSidd;
363 int i, min, max;
364
365 min = max = hi_vid[0];
366 for (i = 0; i < 8; i++) {
367 if (0 != hi_vid[i]) {
368 if (min > hi_vid[i])
369 min = hi_vid[i];
370 if (max < hi_vid[i])
371 max = hi_vid[i];
372 }
373
374 if (0 != lo_vid[i]) {
375 if (min > lo_vid[i])
376 min = lo_vid[i];
377 if (max < lo_vid[i])
378 max = lo_vid[i];
379 }
380 }
381
382 if ((min == 0) || (max == 0))
383 return -EINVAL;
384 pi->smc_powertune_table.GnbLPMLMaxVid = (u8)max;
385 pi->smc_powertune_table.GnbLPMLMinVid = (u8)min;
386
387 return 0;
388}
389
390static int ci_populate_bapm_vddc_base_leakage_sidd(struct radeon_device *rdev)
391{
392 struct ci_power_info *pi = ci_get_pi(rdev);
393 u16 hi_sidd, lo_sidd;
394 struct radeon_cac_tdp_table *cac_tdp_table =
395 rdev->pm.dpm.dyn_state.cac_tdp_table;
396
397 hi_sidd = cac_tdp_table->high_cac_leakage / 100 * 256;
398 lo_sidd = cac_tdp_table->low_cac_leakage / 100 * 256;
399
400 pi->smc_powertune_table.BapmVddCBaseLeakageHiSidd = cpu_to_be16(hi_sidd);
401 pi->smc_powertune_table.BapmVddCBaseLeakageLoSidd = cpu_to_be16(lo_sidd);
402
403 return 0;
404}
405
406static int ci_populate_bapm_parameters_in_dpm_table(struct radeon_device *rdev)
407{
408 struct ci_power_info *pi = ci_get_pi(rdev);
409 const struct ci_pt_defaults *pt_defaults = pi->powertune_defaults;
410 SMU7_Discrete_DpmTable *dpm_table = &pi->smc_state_table;
411 struct radeon_cac_tdp_table *cac_tdp_table =
412 rdev->pm.dpm.dyn_state.cac_tdp_table;
413 struct radeon_ppm_table *ppm = rdev->pm.dpm.dyn_state.ppm_table;
414 int i, j, k;
415 const u16 *def1;
416 const u16 *def2;
417
418 dpm_table->DefaultTdp = cac_tdp_table->tdp * 256;
419 dpm_table->TargetTdp = cac_tdp_table->configurable_tdp * 256;
420
421 dpm_table->DTETjOffset = (u8)pi->dte_tj_offset;
422 dpm_table->GpuTjMax =
423 (u8)(pi->thermal_temp_setting.temperature_high / 1000);
424 dpm_table->GpuTjHyst = 8;
425
426 dpm_table->DTEAmbientTempBase = pt_defaults->dte_ambient_temp_base;
427
428 if (ppm) {
429 dpm_table->PPM_PkgPwrLimit = cpu_to_be16((u16)ppm->dgpu_tdp * 256 / 1000);
430 dpm_table->PPM_TemperatureLimit = cpu_to_be16((u16)ppm->tj_max * 256);
431 } else {
432 dpm_table->PPM_PkgPwrLimit = cpu_to_be16(0);
433 dpm_table->PPM_TemperatureLimit = cpu_to_be16(0);
434 }
435
436 dpm_table->BAPM_TEMP_GRADIENT = cpu_to_be32(pt_defaults->bapm_temp_gradient);
437 def1 = pt_defaults->bapmti_r;
438 def2 = pt_defaults->bapmti_rc;
439
440 for (i = 0; i < SMU7_DTE_ITERATIONS; i++) {
441 for (j = 0; j < SMU7_DTE_SOURCES; j++) {
442 for (k = 0; k < SMU7_DTE_SINKS; k++) {
443 dpm_table->BAPMTI_R[i][j][k] = cpu_to_be16(*def1);
444 dpm_table->BAPMTI_RC[i][j][k] = cpu_to_be16(*def2);
445 def1++;
446 def2++;
447 }
448 }
449 }
450
451 return 0;
452}
453
454static int ci_populate_pm_base(struct radeon_device *rdev)
455{
456 struct ci_power_info *pi = ci_get_pi(rdev);
457 u32 pm_fuse_table_offset;
458 int ret;
459
460 if (pi->caps_power_containment) {
461 ret = ci_read_smc_sram_dword(rdev,
462 SMU7_FIRMWARE_HEADER_LOCATION +
463 offsetof(SMU7_Firmware_Header, PmFuseTable),
464 &pm_fuse_table_offset, pi->sram_end);
465 if (ret)
466 return ret;
467 ret = ci_populate_bapm_vddc_vid_sidd(rdev);
468 if (ret)
469 return ret;
470 ret = ci_populate_vddc_vid(rdev);
471 if (ret)
472 return ret;
473 ret = ci_populate_svi_load_line(rdev);
474 if (ret)
475 return ret;
476 ret = ci_populate_tdc_limit(rdev);
477 if (ret)
478 return ret;
479 ret = ci_populate_dw8(rdev);
480 if (ret)
481 return ret;
482 ret = ci_populate_fuzzy_fan(rdev);
483 if (ret)
484 return ret;
485 ret = ci_min_max_v_gnbl_pm_lid_from_bapm_vddc(rdev);
486 if (ret)
487 return ret;
488 ret = ci_populate_bapm_vddc_base_leakage_sidd(rdev);
489 if (ret)
490 return ret;
491 ret = ci_copy_bytes_to_smc(rdev, pm_fuse_table_offset,
492 (u8 *)&pi->smc_powertune_table,
493 sizeof(SMU7_Discrete_PmFuses), pi->sram_end);
494 if (ret)
495 return ret;
496 }
497
498 return 0;
499}
500
501static void ci_do_enable_didt(struct radeon_device *rdev, const bool enable)
502{
503 struct ci_power_info *pi = ci_get_pi(rdev);
504 u32 data;
505
506 if (pi->caps_sq_ramping) {
507 data = RREG32_DIDT(DIDT_SQ_CTRL0);
508 if (enable)
509 data |= DIDT_CTRL_EN;
510 else
511 data &= ~DIDT_CTRL_EN;
512 WREG32_DIDT(DIDT_SQ_CTRL0, data);
513 }
514
515 if (pi->caps_db_ramping) {
516 data = RREG32_DIDT(DIDT_DB_CTRL0);
517 if (enable)
518 data |= DIDT_CTRL_EN;
519 else
520 data &= ~DIDT_CTRL_EN;
521 WREG32_DIDT(DIDT_DB_CTRL0, data);
522 }
523
524 if (pi->caps_td_ramping) {
525 data = RREG32_DIDT(DIDT_TD_CTRL0);
526 if (enable)
527 data |= DIDT_CTRL_EN;
528 else
529 data &= ~DIDT_CTRL_EN;
530 WREG32_DIDT(DIDT_TD_CTRL0, data);
531 }
532
533 if (pi->caps_tcp_ramping) {
534 data = RREG32_DIDT(DIDT_TCP_CTRL0);
535 if (enable)
536 data |= DIDT_CTRL_EN;
537 else
538 data &= ~DIDT_CTRL_EN;
539 WREG32_DIDT(DIDT_TCP_CTRL0, data);
540 }
541}
542
543static int ci_program_pt_config_registers(struct radeon_device *rdev,
544 const struct ci_pt_config_reg *cac_config_regs)
545{
546 const struct ci_pt_config_reg *config_regs = cac_config_regs;
547 u32 data;
548 u32 cache = 0;
549
550 if (config_regs == NULL)
551 return -EINVAL;
552
553 while (config_regs->offset != 0xFFFFFFFF) {
554 if (config_regs->type == CISLANDS_CONFIGREG_CACHE) {
555 cache |= ((config_regs->value << config_regs->shift) & config_regs->mask);
556 } else {
557 switch (config_regs->type) {
558 case CISLANDS_CONFIGREG_SMC_IND:
559 data = RREG32_SMC(config_regs->offset);
560 break;
561 case CISLANDS_CONFIGREG_DIDT_IND:
562 data = RREG32_DIDT(config_regs->offset);
563 break;
564 default:
565 data = RREG32(config_regs->offset << 2);
566 break;
567 }
568
569 data &= ~config_regs->mask;
570 data |= ((config_regs->value << config_regs->shift) & config_regs->mask);
571 data |= cache;
572
573 switch (config_regs->type) {
574 case CISLANDS_CONFIGREG_SMC_IND:
575 WREG32_SMC(config_regs->offset, data);
576 break;
577 case CISLANDS_CONFIGREG_DIDT_IND:
578 WREG32_DIDT(config_regs->offset, data);
579 break;
580 default:
581 WREG32(config_regs->offset << 2, data);
582 break;
583 }
584 cache = 0;
585 }
586 config_regs++;
587 }
588 return 0;
589}
590
591static int ci_enable_didt(struct radeon_device *rdev, bool enable)
592{
593 struct ci_power_info *pi = ci_get_pi(rdev);
594 int ret;
595
596 if (pi->caps_sq_ramping || pi->caps_db_ramping ||
597 pi->caps_td_ramping || pi->caps_tcp_ramping) {
598 cik_enter_rlc_safe_mode(rdev);
599
600 if (enable) {
601 ret = ci_program_pt_config_registers(rdev, didt_config_ci);
602 if (ret) {
603 cik_exit_rlc_safe_mode(rdev);
604 return ret;
605 }
606 }
607
608 ci_do_enable_didt(rdev, enable);
609
610 cik_exit_rlc_safe_mode(rdev);
611 }
612
613 return 0;
614}
615
616static int ci_enable_power_containment(struct radeon_device *rdev, bool enable)
617{
618 struct ci_power_info *pi = ci_get_pi(rdev);
619 PPSMC_Result smc_result;
620 int ret = 0;
621
622 if (enable) {
623 pi->power_containment_features = 0;
624 if (pi->caps_power_containment) {
625 if (pi->enable_bapm_feature) {
626 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableDTE);
627 if (smc_result != PPSMC_Result_OK)
628 ret = -EINVAL;
629 else
630 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_BAPM;
631 }
632
633 if (pi->enable_tdc_limit_feature) {
634 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitEnable);
635 if (smc_result != PPSMC_Result_OK)
636 ret = -EINVAL;
637 else
638 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_TDCLimit;
639 }
640
641 if (pi->enable_pkg_pwr_tracking_feature) {
642 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitEnable);
643 if (smc_result != PPSMC_Result_OK) {
644 ret = -EINVAL;
645 } else {
646 struct radeon_cac_tdp_table *cac_tdp_table =
647 rdev->pm.dpm.dyn_state.cac_tdp_table;
648 u32 default_pwr_limit =
649 (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
650
651 pi->power_containment_features |= POWERCONTAINMENT_FEATURE_PkgPwrLimit;
652
653 ci_set_power_limit(rdev, default_pwr_limit);
654 }
655 }
656 }
657 } else {
658 if (pi->caps_power_containment && pi->power_containment_features) {
659 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_TDCLimit)
660 ci_send_msg_to_smc(rdev, PPSMC_MSG_TDCLimitDisable);
661
662 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_BAPM)
663 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableDTE);
664
665 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit)
666 ci_send_msg_to_smc(rdev, PPSMC_MSG_PkgPwrLimitDisable);
667 pi->power_containment_features = 0;
668 }
669 }
670
671 return ret;
672}
673
674static int ci_enable_smc_cac(struct radeon_device *rdev, bool enable)
675{
676 struct ci_power_info *pi = ci_get_pi(rdev);
677 PPSMC_Result smc_result;
678 int ret = 0;
679
680 if (pi->caps_cac) {
681 if (enable) {
682 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac);
683 if (smc_result != PPSMC_Result_OK) {
684 ret = -EINVAL;
685 pi->cac_enabled = false;
686 } else {
687 pi->cac_enabled = true;
688 }
689 } else if (pi->cac_enabled) {
690 ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac);
691 pi->cac_enabled = false;
692 }
693 }
694
695 return ret;
696}
697
698static int ci_enable_thermal_based_sclk_dpm(struct radeon_device *rdev,
699 bool enable)
700{
701 struct ci_power_info *pi = ci_get_pi(rdev);
702 PPSMC_Result smc_result = PPSMC_Result_OK;
703
704 if (pi->thermal_sclk_dpm_enabled) {
705 if (enable)
706 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_ENABLE_THERMAL_DPM);
707 else
708 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DISABLE_THERMAL_DPM);
709 }
710
711 if (smc_result == PPSMC_Result_OK)
712 return 0;
713 else
714 return -EINVAL;
715}
716
717static int ci_power_control_set_level(struct radeon_device *rdev)
718{
719 struct ci_power_info *pi = ci_get_pi(rdev);
720 struct radeon_cac_tdp_table *cac_tdp_table =
721 rdev->pm.dpm.dyn_state.cac_tdp_table;
722 s32 adjust_percent;
723 s32 target_tdp;
724 int ret = 0;
725 bool adjust_polarity = false; /* ??? */
726
727 if (pi->caps_power_containment) {
728 adjust_percent = adjust_polarity ?
729 rdev->pm.dpm.tdp_adjustment : (-1 * rdev->pm.dpm.tdp_adjustment);
730 target_tdp = ((100 + adjust_percent) *
731 (s32)cac_tdp_table->configurable_tdp) / 100;
732
733 ret = ci_set_overdrive_target_tdp(rdev, (u32)target_tdp);
734 }
735
736 return ret;
737}
738
739void ci_dpm_powergate_uvd(struct radeon_device *rdev, bool gate)
740{
741 struct ci_power_info *pi = ci_get_pi(rdev);
742
743 if (pi->uvd_power_gated == gate)
744 return;
745
746 pi->uvd_power_gated = gate;
747
748 ci_update_uvd_dpm(rdev, gate);
749}
750
751bool ci_dpm_vblank_too_short(struct radeon_device *rdev)
752{
753 struct ci_power_info *pi = ci_get_pi(rdev);
754 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
755 u32 switch_limit = pi->mem_gddr5 ? 450 : 300;
756
757 /* disable mclk switching if the refresh is >120Hz, even if the
758 * blanking period would allow it
759 */
760 if (r600_dpm_get_vrefresh(rdev) > 120)
761 return true;
762
763 if (vblank_time < switch_limit)
764 return true;
765 else
766 return false;
767
768}
769
770static void ci_apply_state_adjust_rules(struct radeon_device *rdev,
771 struct radeon_ps *rps)
772{
773 struct ci_ps *ps = ci_get_ps(rps);
774 struct ci_power_info *pi = ci_get_pi(rdev);
775 struct radeon_clock_and_voltage_limits *max_limits;
776 bool disable_mclk_switching;
777 u32 sclk, mclk;
778 int i;
779
780 if (rps->vce_active) {
781 rps->evclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].evclk;
782 rps->ecclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].ecclk;
783 } else {
784 rps->evclk = 0;
785 rps->ecclk = 0;
786 }
787
788 if ((rdev->pm.dpm.new_active_crtc_count > 1) ||
789 ci_dpm_vblank_too_short(rdev))
790 disable_mclk_switching = true;
791 else
792 disable_mclk_switching = false;
793
794 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == ATOM_PPLIB_CLASSIFICATION_UI_BATTERY)
795 pi->battery_state = true;
796 else
797 pi->battery_state = false;
798
799 if (rdev->pm.dpm.ac_power)
800 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
801 else
802 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
803
804 if (rdev->pm.dpm.ac_power == false) {
805 for (i = 0; i < ps->performance_level_count; i++) {
806 if (ps->performance_levels[i].mclk > max_limits->mclk)
807 ps->performance_levels[i].mclk = max_limits->mclk;
808 if (ps->performance_levels[i].sclk > max_limits->sclk)
809 ps->performance_levels[i].sclk = max_limits->sclk;
810 }
811 }
812
813 /* XXX validate the min clocks required for display */
814
815 if (disable_mclk_switching) {
816 mclk = ps->performance_levels[ps->performance_level_count - 1].mclk;
817 sclk = ps->performance_levels[0].sclk;
818 } else {
819 mclk = ps->performance_levels[0].mclk;
820 sclk = ps->performance_levels[0].sclk;
821 }
822
823 if (rps->vce_active) {
824 if (sclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk)
825 sclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].sclk;
826 if (mclk < rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk)
827 mclk = rdev->pm.dpm.vce_states[rdev->pm.dpm.vce_level].mclk;
828 }
829
830 ps->performance_levels[0].sclk = sclk;
831 ps->performance_levels[0].mclk = mclk;
832
833 if (ps->performance_levels[1].sclk < ps->performance_levels[0].sclk)
834 ps->performance_levels[1].sclk = ps->performance_levels[0].sclk;
835
836 if (disable_mclk_switching) {
837 if (ps->performance_levels[0].mclk < ps->performance_levels[1].mclk)
838 ps->performance_levels[0].mclk = ps->performance_levels[1].mclk;
839 } else {
840 if (ps->performance_levels[1].mclk < ps->performance_levels[0].mclk)
841 ps->performance_levels[1].mclk = ps->performance_levels[0].mclk;
842 }
843}
844
845static int ci_thermal_set_temperature_range(struct radeon_device *rdev,
846 int min_temp, int max_temp)
847{
848 int low_temp = 0 * 1000;
849 int high_temp = 255 * 1000;
850 u32 tmp;
851
852 if (low_temp < min_temp)
853 low_temp = min_temp;
854 if (high_temp > max_temp)
855 high_temp = max_temp;
856 if (high_temp < low_temp) {
857 DRM_ERROR("invalid thermal range: %d - %d\n", low_temp, high_temp);
858 return -EINVAL;
859 }
860
861 tmp = RREG32_SMC(CG_THERMAL_INT);
862 tmp &= ~(CI_DIG_THERM_INTH_MASK | CI_DIG_THERM_INTL_MASK);
863 tmp |= CI_DIG_THERM_INTH(high_temp / 1000) |
864 CI_DIG_THERM_INTL(low_temp / 1000);
865 WREG32_SMC(CG_THERMAL_INT, tmp);
866
867#if 0
868 /* XXX: need to figure out how to handle this properly */
869 tmp = RREG32_SMC(CG_THERMAL_CTRL);
870 tmp &= DIG_THERM_DPM_MASK;
871 tmp |= DIG_THERM_DPM(high_temp / 1000);
872 WREG32_SMC(CG_THERMAL_CTRL, tmp);
873#endif
874
875 rdev->pm.dpm.thermal.min_temp = low_temp;
876 rdev->pm.dpm.thermal.max_temp = high_temp;
877
878 return 0;
879}
880
881static int ci_thermal_enable_alert(struct radeon_device *rdev,
882 bool enable)
883{
884 u32 thermal_int = RREG32_SMC(CG_THERMAL_INT);
885 PPSMC_Result result;
886
887 if (enable) {
888 thermal_int &= ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
889 WREG32_SMC(CG_THERMAL_INT, thermal_int);
890 rdev->irq.dpm_thermal = false;
891 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Enable);
892 if (result != PPSMC_Result_OK) {
893 DRM_DEBUG_KMS("Could not enable thermal interrupts.\n");
894 return -EINVAL;
895 }
896 } else {
897 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
898 WREG32_SMC(CG_THERMAL_INT, thermal_int);
899 rdev->irq.dpm_thermal = true;
900 result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Thermal_Cntl_Disable);
901 if (result != PPSMC_Result_OK) {
902 DRM_DEBUG_KMS("Could not disable thermal interrupts.\n");
903 return -EINVAL;
904 }
905 }
906
907 return 0;
908}
909
910static void ci_fan_ctrl_set_static_mode(struct radeon_device *rdev, u32 mode)
911{
912 struct ci_power_info *pi = ci_get_pi(rdev);
913 u32 tmp;
914
915 if (pi->fan_ctrl_is_in_default_mode) {
916 tmp = (RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK) >> FDO_PWM_MODE_SHIFT;
917 pi->fan_ctrl_default_mode = tmp;
918 tmp = (RREG32_SMC(CG_FDO_CTRL2) & TMIN_MASK) >> TMIN_SHIFT;
919 pi->t_min = tmp;
920 pi->fan_ctrl_is_in_default_mode = false;
921 }
922
923 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
924 tmp |= TMIN(0);
925 WREG32_SMC(CG_FDO_CTRL2, tmp);
926
927 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
928 tmp |= FDO_PWM_MODE(mode);
929 WREG32_SMC(CG_FDO_CTRL2, tmp);
930}
931
932static int ci_thermal_setup_fan_table(struct radeon_device *rdev)
933{
934 struct ci_power_info *pi = ci_get_pi(rdev);
935 SMU7_Discrete_FanTable fan_table = { FDO_MODE_HARDWARE };
936 u32 duty100;
937 u32 t_diff1, t_diff2, pwm_diff1, pwm_diff2;
938 u16 fdo_min, slope1, slope2;
939 u32 reference_clock, tmp;
940 int ret;
941 u64 tmp64;
942
943 if (!pi->fan_table_start) {
944 rdev->pm.dpm.fan.ucode_fan_control = false;
945 return 0;
946 }
947
948 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
949
950 if (duty100 == 0) {
951 rdev->pm.dpm.fan.ucode_fan_control = false;
952 return 0;
953 }
954
955 tmp64 = (u64)rdev->pm.dpm.fan.pwm_min * duty100;
956 do_div(tmp64, 10000);
957 fdo_min = (u16)tmp64;
958
959 t_diff1 = rdev->pm.dpm.fan.t_med - rdev->pm.dpm.fan.t_min;
960 t_diff2 = rdev->pm.dpm.fan.t_high - rdev->pm.dpm.fan.t_med;
961
962 pwm_diff1 = rdev->pm.dpm.fan.pwm_med - rdev->pm.dpm.fan.pwm_min;
963 pwm_diff2 = rdev->pm.dpm.fan.pwm_high - rdev->pm.dpm.fan.pwm_med;
964
965 slope1 = (u16)((50 + ((16 * duty100 * pwm_diff1) / t_diff1)) / 100);
966 slope2 = (u16)((50 + ((16 * duty100 * pwm_diff2) / t_diff2)) / 100);
967
968 fan_table.TempMin = cpu_to_be16((50 + rdev->pm.dpm.fan.t_min) / 100);
969 fan_table.TempMed = cpu_to_be16((50 + rdev->pm.dpm.fan.t_med) / 100);
970 fan_table.TempMax = cpu_to_be16((50 + rdev->pm.dpm.fan.t_max) / 100);
971
972 fan_table.Slope1 = cpu_to_be16(slope1);
973 fan_table.Slope2 = cpu_to_be16(slope2);
974
975 fan_table.FdoMin = cpu_to_be16(fdo_min);
976
977 fan_table.HystDown = cpu_to_be16(rdev->pm.dpm.fan.t_hyst);
978
979 fan_table.HystUp = cpu_to_be16(1);
980
981 fan_table.HystSlope = cpu_to_be16(1);
982
983 fan_table.TempRespLim = cpu_to_be16(5);
984
985 reference_clock = radeon_get_xclk(rdev);
986
987 fan_table.RefreshPeriod = cpu_to_be32((rdev->pm.dpm.fan.cycle_delay *
988 reference_clock) / 1600);
989
990 fan_table.FdoMax = cpu_to_be16((u16)duty100);
991
992 tmp = (RREG32_SMC(CG_MULT_THERMAL_CTRL) & TEMP_SEL_MASK) >> TEMP_SEL_SHIFT;
993 fan_table.TempSrc = (uint8_t)tmp;
994
995 ret = ci_copy_bytes_to_smc(rdev,
996 pi->fan_table_start,
997 (u8 *)(&fan_table),
998 sizeof(fan_table),
999 pi->sram_end);
1000
1001 if (ret) {
1002 DRM_ERROR("Failed to load fan table to the SMC.");
1003 rdev->pm.dpm.fan.ucode_fan_control = false;
1004 }
1005
1006 return 0;
1007}
1008
1009static int ci_fan_ctrl_start_smc_fan_control(struct radeon_device *rdev)
1010{
1011 struct ci_power_info *pi = ci_get_pi(rdev);
1012 PPSMC_Result ret;
1013
1014 if (pi->caps_od_fuzzy_fan_control_support) {
1015 ret = ci_send_msg_to_smc_with_parameter(rdev,
1016 PPSMC_StartFanControl,
1017 FAN_CONTROL_FUZZY);
1018 if (ret != PPSMC_Result_OK)
1019 return -EINVAL;
1020 ret = ci_send_msg_to_smc_with_parameter(rdev,
1021 PPSMC_MSG_SetFanPwmMax,
1022 rdev->pm.dpm.fan.default_max_fan_pwm);
1023 if (ret != PPSMC_Result_OK)
1024 return -EINVAL;
1025 } else {
1026 ret = ci_send_msg_to_smc_with_parameter(rdev,
1027 PPSMC_StartFanControl,
1028 FAN_CONTROL_TABLE);
1029 if (ret != PPSMC_Result_OK)
1030 return -EINVAL;
1031 }
1032
1033 pi->fan_is_controlled_by_smc = true;
1034 return 0;
1035}
1036
1037static int ci_fan_ctrl_stop_smc_fan_control(struct radeon_device *rdev)
1038{
1039 PPSMC_Result ret;
1040 struct ci_power_info *pi = ci_get_pi(rdev);
1041
1042 ret = ci_send_msg_to_smc(rdev, PPSMC_StopFanControl);
1043 if (ret == PPSMC_Result_OK) {
1044 pi->fan_is_controlled_by_smc = false;
1045 return 0;
1046 } else
1047 return -EINVAL;
1048}
1049
1050int ci_fan_ctrl_get_fan_speed_percent(struct radeon_device *rdev,
1051 u32 *speed)
1052{
1053 u32 duty, duty100;
1054 u64 tmp64;
1055
1056 if (rdev->pm.no_fan)
1057 return -ENOENT;
1058
1059 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1060 duty = (RREG32_SMC(CG_THERMAL_STATUS) & FDO_PWM_DUTY_MASK) >> FDO_PWM_DUTY_SHIFT;
1061
1062 if (duty100 == 0)
1063 return -EINVAL;
1064
1065 tmp64 = (u64)duty * 100;
1066 do_div(tmp64, duty100);
1067 *speed = (u32)tmp64;
1068
1069 if (*speed > 100)
1070 *speed = 100;
1071
1072 return 0;
1073}
1074
1075int ci_fan_ctrl_set_fan_speed_percent(struct radeon_device *rdev,
1076 u32 speed)
1077{
1078 u32 tmp;
1079 u32 duty, duty100;
1080 u64 tmp64;
1081 struct ci_power_info *pi = ci_get_pi(rdev);
1082
1083 if (rdev->pm.no_fan)
1084 return -ENOENT;
1085
1086 if (pi->fan_is_controlled_by_smc)
1087 return -EINVAL;
1088
1089 if (speed > 100)
1090 return -EINVAL;
1091
1092 duty100 = (RREG32_SMC(CG_FDO_CTRL1) & FMAX_DUTY100_MASK) >> FMAX_DUTY100_SHIFT;
1093
1094 if (duty100 == 0)
1095 return -EINVAL;
1096
1097 tmp64 = (u64)speed * duty100;
1098 do_div(tmp64, 100);
1099 duty = (u32)tmp64;
1100
1101 tmp = RREG32_SMC(CG_FDO_CTRL0) & ~FDO_STATIC_DUTY_MASK;
1102 tmp |= FDO_STATIC_DUTY(duty);
1103 WREG32_SMC(CG_FDO_CTRL0, tmp);
1104
1105 return 0;
1106}
1107
1108void ci_fan_ctrl_set_mode(struct radeon_device *rdev, u32 mode)
1109{
1110 if (mode) {
1111 /* stop auto-manage */
1112 if (rdev->pm.dpm.fan.ucode_fan_control)
1113 ci_fan_ctrl_stop_smc_fan_control(rdev);
1114 ci_fan_ctrl_set_static_mode(rdev, mode);
1115 } else {
1116 /* restart auto-manage */
1117 if (rdev->pm.dpm.fan.ucode_fan_control)
1118 ci_thermal_start_smc_fan_control(rdev);
1119 else
1120 ci_fan_ctrl_set_default_mode(rdev);
1121 }
1122}
1123
1124u32 ci_fan_ctrl_get_mode(struct radeon_device *rdev)
1125{
1126 struct ci_power_info *pi = ci_get_pi(rdev);
1127 u32 tmp;
1128
1129 if (pi->fan_is_controlled_by_smc)
1130 return 0;
1131
1132 tmp = RREG32_SMC(CG_FDO_CTRL2) & FDO_PWM_MODE_MASK;
1133 return (tmp >> FDO_PWM_MODE_SHIFT);
1134}
1135
1136#if 0
1137static int ci_fan_ctrl_get_fan_speed_rpm(struct radeon_device *rdev,
1138 u32 *speed)
1139{
1140 u32 tach_period;
1141 u32 xclk = radeon_get_xclk(rdev);
1142
1143 if (rdev->pm.no_fan)
1144 return -ENOENT;
1145
1146 if (rdev->pm.fan_pulses_per_revolution == 0)
1147 return -ENOENT;
1148
1149 tach_period = (RREG32_SMC(CG_TACH_STATUS) & TACH_PERIOD_MASK) >> TACH_PERIOD_SHIFT;
1150 if (tach_period == 0)
1151 return -ENOENT;
1152
1153 *speed = 60 * xclk * 10000 / tach_period;
1154
1155 return 0;
1156}
1157
1158static int ci_fan_ctrl_set_fan_speed_rpm(struct radeon_device *rdev,
1159 u32 speed)
1160{
1161 u32 tach_period, tmp;
1162 u32 xclk = radeon_get_xclk(rdev);
1163
1164 if (rdev->pm.no_fan)
1165 return -ENOENT;
1166
1167 if (rdev->pm.fan_pulses_per_revolution == 0)
1168 return -ENOENT;
1169
1170 if ((speed < rdev->pm.fan_min_rpm) ||
1171 (speed > rdev->pm.fan_max_rpm))
1172 return -EINVAL;
1173
1174 if (rdev->pm.dpm.fan.ucode_fan_control)
1175 ci_fan_ctrl_stop_smc_fan_control(rdev);
1176
1177 tach_period = 60 * xclk * 10000 / (8 * speed);
1178 tmp = RREG32_SMC(CG_TACH_CTRL) & ~TARGET_PERIOD_MASK;
1179 tmp |= TARGET_PERIOD(tach_period);
1180 WREG32_SMC(CG_TACH_CTRL, tmp);
1181
1182 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC_RPM);
1183
1184 return 0;
1185}
1186#endif
1187
1188static void ci_fan_ctrl_set_default_mode(struct radeon_device *rdev)
1189{
1190 struct ci_power_info *pi = ci_get_pi(rdev);
1191 u32 tmp;
1192
1193 if (!pi->fan_ctrl_is_in_default_mode) {
1194 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~FDO_PWM_MODE_MASK;
1195 tmp |= FDO_PWM_MODE(pi->fan_ctrl_default_mode);
1196 WREG32_SMC(CG_FDO_CTRL2, tmp);
1197
1198 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TMIN_MASK;
1199 tmp |= TMIN(pi->t_min);
1200 WREG32_SMC(CG_FDO_CTRL2, tmp);
1201 pi->fan_ctrl_is_in_default_mode = true;
1202 }
1203}
1204
1205static void ci_thermal_start_smc_fan_control(struct radeon_device *rdev)
1206{
1207 if (rdev->pm.dpm.fan.ucode_fan_control) {
1208 ci_fan_ctrl_start_smc_fan_control(rdev);
1209 ci_fan_ctrl_set_static_mode(rdev, FDO_PWM_MODE_STATIC);
1210 }
1211}
1212
1213static void ci_thermal_initialize(struct radeon_device *rdev)
1214{
1215 u32 tmp;
1216
1217 if (rdev->pm.fan_pulses_per_revolution) {
1218 tmp = RREG32_SMC(CG_TACH_CTRL) & ~EDGE_PER_REV_MASK;
1219 tmp |= EDGE_PER_REV(rdev->pm.fan_pulses_per_revolution -1);
1220 WREG32_SMC(CG_TACH_CTRL, tmp);
1221 }
1222
1223 tmp = RREG32_SMC(CG_FDO_CTRL2) & ~TACH_PWM_RESP_RATE_MASK;
1224 tmp |= TACH_PWM_RESP_RATE(0x28);
1225 WREG32_SMC(CG_FDO_CTRL2, tmp);
1226}
1227
1228static int ci_thermal_start_thermal_controller(struct radeon_device *rdev)
1229{
1230 int ret;
1231
1232 ci_thermal_initialize(rdev);
1233 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
1234 if (ret)
1235 return ret;
1236 ret = ci_thermal_enable_alert(rdev, true);
1237 if (ret)
1238 return ret;
1239 if (rdev->pm.dpm.fan.ucode_fan_control) {
1240 ret = ci_thermal_setup_fan_table(rdev);
1241 if (ret)
1242 return ret;
1243 ci_thermal_start_smc_fan_control(rdev);
1244 }
1245
1246 return 0;
1247}
1248
1249static void ci_thermal_stop_thermal_controller(struct radeon_device *rdev)
1250{
1251 if (!rdev->pm.no_fan)
1252 ci_fan_ctrl_set_default_mode(rdev);
1253}
1254
1255#if 0
1256static int ci_read_smc_soft_register(struct radeon_device *rdev,
1257 u16 reg_offset, u32 *value)
1258{
1259 struct ci_power_info *pi = ci_get_pi(rdev);
1260
1261 return ci_read_smc_sram_dword(rdev,
1262 pi->soft_regs_start + reg_offset,
1263 value, pi->sram_end);
1264}
1265#endif
1266
1267static int ci_write_smc_soft_register(struct radeon_device *rdev,
1268 u16 reg_offset, u32 value)
1269{
1270 struct ci_power_info *pi = ci_get_pi(rdev);
1271
1272 return ci_write_smc_sram_dword(rdev,
1273 pi->soft_regs_start + reg_offset,
1274 value, pi->sram_end);
1275}
1276
1277static void ci_init_fps_limits(struct radeon_device *rdev)
1278{
1279 struct ci_power_info *pi = ci_get_pi(rdev);
1280 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
1281
1282 if (pi->caps_fps) {
1283 u16 tmp;
1284
1285 tmp = 45;
1286 table->FpsHighT = cpu_to_be16(tmp);
1287
1288 tmp = 30;
1289 table->FpsLowT = cpu_to_be16(tmp);
1290 }
1291}
1292
1293static int ci_update_sclk_t(struct radeon_device *rdev)
1294{
1295 struct ci_power_info *pi = ci_get_pi(rdev);
1296 int ret = 0;
1297 u32 low_sclk_interrupt_t = 0;
1298
1299 if (pi->caps_sclk_throttle_low_notification) {
1300 low_sclk_interrupt_t = cpu_to_be32(pi->low_sclk_interrupt_t);
1301
1302 ret = ci_copy_bytes_to_smc(rdev,
1303 pi->dpm_table_start +
1304 offsetof(SMU7_Discrete_DpmTable, LowSclkInterruptT),
1305 (u8 *)&low_sclk_interrupt_t,
1306 sizeof(u32), pi->sram_end);
1307
1308 }
1309
1310 return ret;
1311}
1312
1313static void ci_get_leakage_voltages(struct radeon_device *rdev)
1314{
1315 struct ci_power_info *pi = ci_get_pi(rdev);
1316 u16 leakage_id, virtual_voltage_id;
1317 u16 vddc, vddci;
1318 int i;
1319
1320 pi->vddc_leakage.count = 0;
1321 pi->vddci_leakage.count = 0;
1322
1323 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
1324 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1325 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1326 if (radeon_atom_get_voltage_evv(rdev, virtual_voltage_id, &vddc) != 0)
1327 continue;
1328 if (vddc != 0 && vddc != virtual_voltage_id) {
1329 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1330 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1331 pi->vddc_leakage.count++;
1332 }
1333 }
1334 } else if (radeon_atom_get_leakage_id_from_vbios(rdev, &leakage_id) == 0) {
1335 for (i = 0; i < CISLANDS_MAX_LEAKAGE_COUNT; i++) {
1336 virtual_voltage_id = ATOM_VIRTUAL_VOLTAGE_ID0 + i;
1337 if (radeon_atom_get_leakage_vddc_based_on_leakage_params(rdev, &vddc, &vddci,
1338 virtual_voltage_id,
1339 leakage_id) == 0) {
1340 if (vddc != 0 && vddc != virtual_voltage_id) {
1341 pi->vddc_leakage.actual_voltage[pi->vddc_leakage.count] = vddc;
1342 pi->vddc_leakage.leakage_id[pi->vddc_leakage.count] = virtual_voltage_id;
1343 pi->vddc_leakage.count++;
1344 }
1345 if (vddci != 0 && vddci != virtual_voltage_id) {
1346 pi->vddci_leakage.actual_voltage[pi->vddci_leakage.count] = vddci;
1347 pi->vddci_leakage.leakage_id[pi->vddci_leakage.count] = virtual_voltage_id;
1348 pi->vddci_leakage.count++;
1349 }
1350 }
1351 }
1352 }
1353}
1354
1355static void ci_set_dpm_event_sources(struct radeon_device *rdev, u32 sources)
1356{
1357 struct ci_power_info *pi = ci_get_pi(rdev);
1358 bool want_thermal_protection;
1359 u32 tmp;
1360
1361 switch (sources) {
1362 case 0:
1363 default:
1364 want_thermal_protection = false;
1365 break;
1366 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL):
1367 want_thermal_protection = true;
1368 break;
1369 case (1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL):
1370 want_thermal_protection = true;
1371 break;
1372 case ((1 << RADEON_DPM_AUTO_THROTTLE_SRC_EXTERNAL) |
1373 (1 << RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL)):
1374 want_thermal_protection = true;
1375 break;
1376 }
1377
1378 if (want_thermal_protection) {
1379 tmp = RREG32_SMC(GENERAL_PWRMGT);
1380 if (pi->thermal_protection)
1381 tmp &= ~THERMAL_PROTECTION_DIS;
1382 else
1383 tmp |= THERMAL_PROTECTION_DIS;
1384 WREG32_SMC(GENERAL_PWRMGT, tmp);
1385 } else {
1386 tmp = RREG32_SMC(GENERAL_PWRMGT);
1387 tmp |= THERMAL_PROTECTION_DIS;
1388 WREG32_SMC(GENERAL_PWRMGT, tmp);
1389 }
1390}
1391
1392static void ci_enable_auto_throttle_source(struct radeon_device *rdev,
1393 enum radeon_dpm_auto_throttle_src source,
1394 bool enable)
1395{
1396 struct ci_power_info *pi = ci_get_pi(rdev);
1397
1398 if (enable) {
1399 if (!(pi->active_auto_throttle_sources & (1 << source))) {
1400 pi->active_auto_throttle_sources |= 1 << source;
1401 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1402 }
1403 } else {
1404 if (pi->active_auto_throttle_sources & (1 << source)) {
1405 pi->active_auto_throttle_sources &= ~(1 << source);
1406 ci_set_dpm_event_sources(rdev, pi->active_auto_throttle_sources);
1407 }
1408 }
1409}
1410
1411static void ci_enable_vr_hot_gpio_interrupt(struct radeon_device *rdev)
1412{
1413 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT)
1414 ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableVRHotGPIOInterrupt);
1415}
1416
1417static int ci_unfreeze_sclk_mclk_dpm(struct radeon_device *rdev)
1418{
1419 struct ci_power_info *pi = ci_get_pi(rdev);
1420 PPSMC_Result smc_result;
1421
1422 if (!pi->need_update_smu7_dpm_table)
1423 return 0;
1424
1425 if ((!pi->sclk_dpm_key_disabled) &&
1426 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1427 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_UnfreezeLevel);
1428 if (smc_result != PPSMC_Result_OK)
1429 return -EINVAL;
1430 }
1431
1432 if ((!pi->mclk_dpm_key_disabled) &&
1433 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1434 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_UnfreezeLevel);
1435 if (smc_result != PPSMC_Result_OK)
1436 return -EINVAL;
1437 }
1438
1439 pi->need_update_smu7_dpm_table = 0;
1440 return 0;
1441}
1442
1443static int ci_enable_sclk_mclk_dpm(struct radeon_device *rdev, bool enable)
1444{
1445 struct ci_power_info *pi = ci_get_pi(rdev);
1446 PPSMC_Result smc_result;
1447
1448 if (enable) {
1449 if (!pi->sclk_dpm_key_disabled) {
1450 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Enable);
1451 if (smc_result != PPSMC_Result_OK)
1452 return -EINVAL;
1453 }
1454
1455 if (!pi->mclk_dpm_key_disabled) {
1456 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Enable);
1457 if (smc_result != PPSMC_Result_OK)
1458 return -EINVAL;
1459
1460 WREG32_P(MC_SEQ_CNTL_3, CAC_EN, ~CAC_EN);
1461
1462 WREG32_SMC(LCAC_MC0_CNTL, 0x05);
1463 WREG32_SMC(LCAC_MC1_CNTL, 0x05);
1464 WREG32_SMC(LCAC_CPL_CNTL, 0x100005);
1465
1466 udelay(10);
1467
1468 WREG32_SMC(LCAC_MC0_CNTL, 0x400005);
1469 WREG32_SMC(LCAC_MC1_CNTL, 0x400005);
1470 WREG32_SMC(LCAC_CPL_CNTL, 0x500005);
1471 }
1472 } else {
1473 if (!pi->sclk_dpm_key_disabled) {
1474 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_DPM_Disable);
1475 if (smc_result != PPSMC_Result_OK)
1476 return -EINVAL;
1477 }
1478
1479 if (!pi->mclk_dpm_key_disabled) {
1480 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_Disable);
1481 if (smc_result != PPSMC_Result_OK)
1482 return -EINVAL;
1483 }
1484 }
1485
1486 return 0;
1487}
1488
1489static int ci_start_dpm(struct radeon_device *rdev)
1490{
1491 struct ci_power_info *pi = ci_get_pi(rdev);
1492 PPSMC_Result smc_result;
1493 int ret;
1494 u32 tmp;
1495
1496 tmp = RREG32_SMC(GENERAL_PWRMGT);
1497 tmp |= GLOBAL_PWRMGT_EN;
1498 WREG32_SMC(GENERAL_PWRMGT, tmp);
1499
1500 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1501 tmp |= DYNAMIC_PM_EN;
1502 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1503
1504 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VoltageChangeTimeout), 0x1000);
1505
1506 WREG32_P(BIF_LNCNT_RESET, 0, ~RESET_LNCNT_EN);
1507
1508 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Enable);
1509 if (smc_result != PPSMC_Result_OK)
1510 return -EINVAL;
1511
1512 ret = ci_enable_sclk_mclk_dpm(rdev, true);
1513 if (ret)
1514 return ret;
1515
1516 if (!pi->pcie_dpm_key_disabled) {
1517 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Enable);
1518 if (smc_result != PPSMC_Result_OK)
1519 return -EINVAL;
1520 }
1521
1522 return 0;
1523}
1524
1525static int ci_freeze_sclk_mclk_dpm(struct radeon_device *rdev)
1526{
1527 struct ci_power_info *pi = ci_get_pi(rdev);
1528 PPSMC_Result smc_result;
1529
1530 if (!pi->need_update_smu7_dpm_table)
1531 return 0;
1532
1533 if ((!pi->sclk_dpm_key_disabled) &&
1534 (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK))) {
1535 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_SCLKDPM_FreezeLevel);
1536 if (smc_result != PPSMC_Result_OK)
1537 return -EINVAL;
1538 }
1539
1540 if ((!pi->mclk_dpm_key_disabled) &&
1541 (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)) {
1542 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_MCLKDPM_FreezeLevel);
1543 if (smc_result != PPSMC_Result_OK)
1544 return -EINVAL;
1545 }
1546
1547 return 0;
1548}
1549
1550static int ci_stop_dpm(struct radeon_device *rdev)
1551{
1552 struct ci_power_info *pi = ci_get_pi(rdev);
1553 PPSMC_Result smc_result;
1554 int ret;
1555 u32 tmp;
1556
1557 tmp = RREG32_SMC(GENERAL_PWRMGT);
1558 tmp &= ~GLOBAL_PWRMGT_EN;
1559 WREG32_SMC(GENERAL_PWRMGT, tmp);
1560
1561 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1562 tmp &= ~DYNAMIC_PM_EN;
1563 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1564
1565 if (!pi->pcie_dpm_key_disabled) {
1566 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_PCIeDPM_Disable);
1567 if (smc_result != PPSMC_Result_OK)
1568 return -EINVAL;
1569 }
1570
1571 ret = ci_enable_sclk_mclk_dpm(rdev, false);
1572 if (ret)
1573 return ret;
1574
1575 smc_result = ci_send_msg_to_smc(rdev, PPSMC_MSG_Voltage_Cntl_Disable);
1576 if (smc_result != PPSMC_Result_OK)
1577 return -EINVAL;
1578
1579 return 0;
1580}
1581
1582static void ci_enable_sclk_control(struct radeon_device *rdev, bool enable)
1583{
1584 u32 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
1585
1586 if (enable)
1587 tmp &= ~SCLK_PWRMGT_OFF;
1588 else
1589 tmp |= SCLK_PWRMGT_OFF;
1590 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
1591}
1592
1593#if 0
1594static int ci_notify_hw_of_power_source(struct radeon_device *rdev,
1595 bool ac_power)
1596{
1597 struct ci_power_info *pi = ci_get_pi(rdev);
1598 struct radeon_cac_tdp_table *cac_tdp_table =
1599 rdev->pm.dpm.dyn_state.cac_tdp_table;
1600 u32 power_limit;
1601
1602 if (ac_power)
1603 power_limit = (u32)(cac_tdp_table->maximum_power_delivery_limit * 256);
1604 else
1605 power_limit = (u32)(cac_tdp_table->battery_power_limit * 256);
1606
1607 ci_set_power_limit(rdev, power_limit);
1608
1609 if (pi->caps_automatic_dc_transition) {
1610 if (ac_power)
1611 ci_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC);
1612 else
1613 ci_send_msg_to_smc(rdev, PPSMC_MSG_Remove_DC_Clamp);
1614 }
1615
1616 return 0;
1617}
1618#endif
1619
1620static PPSMC_Result ci_send_msg_to_smc(struct radeon_device *rdev, PPSMC_Msg msg)
1621{
1622 u32 tmp;
1623 int i;
1624
1625 if (!ci_is_smc_running(rdev))
1626 return PPSMC_Result_Failed;
1627
1628 WREG32(SMC_MESSAGE_0, msg);
1629
1630 for (i = 0; i < rdev->usec_timeout; i++) {
1631 tmp = RREG32(SMC_RESP_0);
1632 if (tmp != 0)
1633 break;
1634 udelay(1);
1635 }
1636 tmp = RREG32(SMC_RESP_0);
1637
1638 return (PPSMC_Result)tmp;
1639}
1640
1641static PPSMC_Result ci_send_msg_to_smc_with_parameter(struct radeon_device *rdev,
1642 PPSMC_Msg msg, u32 parameter)
1643{
1644 WREG32(SMC_MSG_ARG_0, parameter);
1645 return ci_send_msg_to_smc(rdev, msg);
1646}
1647
1648static PPSMC_Result ci_send_msg_to_smc_return_parameter(struct radeon_device *rdev,
1649 PPSMC_Msg msg, u32 *parameter)
1650{
1651 PPSMC_Result smc_result;
1652
1653 smc_result = ci_send_msg_to_smc(rdev, msg);
1654
1655 if ((smc_result == PPSMC_Result_OK) && parameter)
1656 *parameter = RREG32(SMC_MSG_ARG_0);
1657
1658 return smc_result;
1659}
1660
1661static int ci_dpm_force_state_sclk(struct radeon_device *rdev, u32 n)
1662{
1663 struct ci_power_info *pi = ci_get_pi(rdev);
1664
1665 if (!pi->sclk_dpm_key_disabled) {
1666 PPSMC_Result smc_result =
1667 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SCLKDPM_SetEnabledMask, 1 << n);
1668 if (smc_result != PPSMC_Result_OK)
1669 return -EINVAL;
1670 }
1671
1672 return 0;
1673}
1674
1675static int ci_dpm_force_state_mclk(struct radeon_device *rdev, u32 n)
1676{
1677 struct ci_power_info *pi = ci_get_pi(rdev);
1678
1679 if (!pi->mclk_dpm_key_disabled) {
1680 PPSMC_Result smc_result =
1681 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_MCLKDPM_SetEnabledMask, 1 << n);
1682 if (smc_result != PPSMC_Result_OK)
1683 return -EINVAL;
1684 }
1685
1686 return 0;
1687}
1688
1689static int ci_dpm_force_state_pcie(struct radeon_device *rdev, u32 n)
1690{
1691 struct ci_power_info *pi = ci_get_pi(rdev);
1692
1693 if (!pi->pcie_dpm_key_disabled) {
1694 PPSMC_Result smc_result =
1695 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PCIeDPM_ForceLevel, n);
1696 if (smc_result != PPSMC_Result_OK)
1697 return -EINVAL;
1698 }
1699
1700 return 0;
1701}
1702
1703static int ci_set_power_limit(struct radeon_device *rdev, u32 n)
1704{
1705 struct ci_power_info *pi = ci_get_pi(rdev);
1706
1707 if (pi->power_containment_features & POWERCONTAINMENT_FEATURE_PkgPwrLimit) {
1708 PPSMC_Result smc_result =
1709 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_PkgPwrSetLimit, n);
1710 if (smc_result != PPSMC_Result_OK)
1711 return -EINVAL;
1712 }
1713
1714 return 0;
1715}
1716
1717static int ci_set_overdrive_target_tdp(struct radeon_device *rdev,
1718 u32 target_tdp)
1719{
1720 PPSMC_Result smc_result =
1721 ci_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_OverDriveSetTargetTdp, target_tdp);
1722 if (smc_result != PPSMC_Result_OK)
1723 return -EINVAL;
1724 return 0;
1725}
1726
1727#if 0
1728static int ci_set_boot_state(struct radeon_device *rdev)
1729{
1730 return ci_enable_sclk_mclk_dpm(rdev, false);
1731}
1732#endif
1733
1734static u32 ci_get_average_sclk_freq(struct radeon_device *rdev)
1735{
1736 u32 sclk_freq;
1737 PPSMC_Result smc_result =
1738 ci_send_msg_to_smc_return_parameter(rdev,
1739 PPSMC_MSG_API_GetSclkFrequency,
1740 &sclk_freq);
1741 if (smc_result != PPSMC_Result_OK)
1742 sclk_freq = 0;
1743
1744 return sclk_freq;
1745}
1746
1747static u32 ci_get_average_mclk_freq(struct radeon_device *rdev)
1748{
1749 u32 mclk_freq;
1750 PPSMC_Result smc_result =
1751 ci_send_msg_to_smc_return_parameter(rdev,
1752 PPSMC_MSG_API_GetMclkFrequency,
1753 &mclk_freq);
1754 if (smc_result != PPSMC_Result_OK)
1755 mclk_freq = 0;
1756
1757 return mclk_freq;
1758}
1759
1760static void ci_dpm_start_smc(struct radeon_device *rdev)
1761{
1762 int i;
1763
1764 ci_program_jump_on_start(rdev);
1765 ci_start_smc_clock(rdev);
1766 ci_start_smc(rdev);
1767 for (i = 0; i < rdev->usec_timeout; i++) {
1768 if (RREG32_SMC(FIRMWARE_FLAGS) & INTERRUPTS_ENABLED)
1769 break;
1770 }
1771}
1772
1773static void ci_dpm_stop_smc(struct radeon_device *rdev)
1774{
1775 ci_reset_smc(rdev);
1776 ci_stop_smc_clock(rdev);
1777}
1778
1779static int ci_process_firmware_header(struct radeon_device *rdev)
1780{
1781 struct ci_power_info *pi = ci_get_pi(rdev);
1782 u32 tmp;
1783 int ret;
1784
1785 ret = ci_read_smc_sram_dword(rdev,
1786 SMU7_FIRMWARE_HEADER_LOCATION +
1787 offsetof(SMU7_Firmware_Header, DpmTable),
1788 &tmp, pi->sram_end);
1789 if (ret)
1790 return ret;
1791
1792 pi->dpm_table_start = tmp;
1793
1794 ret = ci_read_smc_sram_dword(rdev,
1795 SMU7_FIRMWARE_HEADER_LOCATION +
1796 offsetof(SMU7_Firmware_Header, SoftRegisters),
1797 &tmp, pi->sram_end);
1798 if (ret)
1799 return ret;
1800
1801 pi->soft_regs_start = tmp;
1802
1803 ret = ci_read_smc_sram_dword(rdev,
1804 SMU7_FIRMWARE_HEADER_LOCATION +
1805 offsetof(SMU7_Firmware_Header, mcRegisterTable),
1806 &tmp, pi->sram_end);
1807 if (ret)
1808 return ret;
1809
1810 pi->mc_reg_table_start = tmp;
1811
1812 ret = ci_read_smc_sram_dword(rdev,
1813 SMU7_FIRMWARE_HEADER_LOCATION +
1814 offsetof(SMU7_Firmware_Header, FanTable),
1815 &tmp, pi->sram_end);
1816 if (ret)
1817 return ret;
1818
1819 pi->fan_table_start = tmp;
1820
1821 ret = ci_read_smc_sram_dword(rdev,
1822 SMU7_FIRMWARE_HEADER_LOCATION +
1823 offsetof(SMU7_Firmware_Header, mcArbDramTimingTable),
1824 &tmp, pi->sram_end);
1825 if (ret)
1826 return ret;
1827
1828 pi->arb_table_start = tmp;
1829
1830 return 0;
1831}
1832
1833static void ci_read_clock_registers(struct radeon_device *rdev)
1834{
1835 struct ci_power_info *pi = ci_get_pi(rdev);
1836
1837 pi->clock_registers.cg_spll_func_cntl =
1838 RREG32_SMC(CG_SPLL_FUNC_CNTL);
1839 pi->clock_registers.cg_spll_func_cntl_2 =
1840 RREG32_SMC(CG_SPLL_FUNC_CNTL_2);
1841 pi->clock_registers.cg_spll_func_cntl_3 =
1842 RREG32_SMC(CG_SPLL_FUNC_CNTL_3);
1843 pi->clock_registers.cg_spll_func_cntl_4 =
1844 RREG32_SMC(CG_SPLL_FUNC_CNTL_4);
1845 pi->clock_registers.cg_spll_spread_spectrum =
1846 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
1847 pi->clock_registers.cg_spll_spread_spectrum_2 =
1848 RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM_2);
1849 pi->clock_registers.dll_cntl = RREG32(DLL_CNTL);
1850 pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL);
1851 pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL);
1852 pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL);
1853 pi->clock_registers.mpll_func_cntl = RREG32(MPLL_FUNC_CNTL);
1854 pi->clock_registers.mpll_func_cntl_1 = RREG32(MPLL_FUNC_CNTL_1);
1855 pi->clock_registers.mpll_func_cntl_2 = RREG32(MPLL_FUNC_CNTL_2);
1856 pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1);
1857 pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2);
1858}
1859
1860static void ci_init_sclk_t(struct radeon_device *rdev)
1861{
1862 struct ci_power_info *pi = ci_get_pi(rdev);
1863
1864 pi->low_sclk_interrupt_t = 0;
1865}
1866
1867static void ci_enable_thermal_protection(struct radeon_device *rdev,
1868 bool enable)
1869{
1870 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1871
1872 if (enable)
1873 tmp &= ~THERMAL_PROTECTION_DIS;
1874 else
1875 tmp |= THERMAL_PROTECTION_DIS;
1876 WREG32_SMC(GENERAL_PWRMGT, tmp);
1877}
1878
1879static void ci_enable_acpi_power_management(struct radeon_device *rdev)
1880{
1881 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
1882
1883 tmp |= STATIC_PM_EN;
1884
1885 WREG32_SMC(GENERAL_PWRMGT, tmp);
1886}
1887
1888#if 0
1889static int ci_enter_ulp_state(struct radeon_device *rdev)
1890{
1891
1892 WREG32(SMC_MESSAGE_0, PPSMC_MSG_SwitchToMinimumPower);
1893
1894 udelay(25000);
1895
1896 return 0;
1897}
1898
1899static int ci_exit_ulp_state(struct radeon_device *rdev)
1900{
1901 int i;
1902
1903 WREG32(SMC_MESSAGE_0, PPSMC_MSG_ResumeFromMinimumPower);
1904
1905 udelay(7000);
1906
1907 for (i = 0; i < rdev->usec_timeout; i++) {
1908 if (RREG32(SMC_RESP_0) == 1)
1909 break;
1910 udelay(1000);
1911 }
1912
1913 return 0;
1914}
1915#endif
1916
1917static int ci_notify_smc_display_change(struct radeon_device *rdev,
1918 bool has_display)
1919{
1920 PPSMC_Msg msg = has_display ? PPSMC_MSG_HasDisplay : PPSMC_MSG_NoDisplay;
1921
1922 return (ci_send_msg_to_smc(rdev, msg) == PPSMC_Result_OK) ? 0 : -EINVAL;
1923}
1924
1925static int ci_enable_ds_master_switch(struct radeon_device *rdev,
1926 bool enable)
1927{
1928 struct ci_power_info *pi = ci_get_pi(rdev);
1929
1930 if (enable) {
1931 if (pi->caps_sclk_ds) {
1932 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_ON) != PPSMC_Result_OK)
1933 return -EINVAL;
1934 } else {
1935 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1936 return -EINVAL;
1937 }
1938 } else {
1939 if (pi->caps_sclk_ds) {
1940 if (ci_send_msg_to_smc(rdev, PPSMC_MSG_MASTER_DeepSleep_OFF) != PPSMC_Result_OK)
1941 return -EINVAL;
1942 }
1943 }
1944
1945 return 0;
1946}
1947
1948static void ci_program_display_gap(struct radeon_device *rdev)
1949{
1950 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
1951 u32 pre_vbi_time_in_us;
1952 u32 frame_time_in_us;
1953 u32 ref_clock = rdev->clock.spll.reference_freq;
1954 u32 refresh_rate = r600_dpm_get_vrefresh(rdev);
1955 u32 vblank_time = r600_dpm_get_vblank_time(rdev);
1956
1957 tmp &= ~DISP_GAP_MASK;
1958 if (rdev->pm.dpm.new_active_crtc_count > 0)
1959 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_VBLANK_OR_WM);
1960 else
1961 tmp |= DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE);
1962 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
1963
1964 if (refresh_rate == 0)
1965 refresh_rate = 60;
1966 if (vblank_time == 0xffffffff)
1967 vblank_time = 500;
1968 frame_time_in_us = 1000000 / refresh_rate;
1969 pre_vbi_time_in_us =
1970 frame_time_in_us - 200 - vblank_time;
1971 tmp = pre_vbi_time_in_us * (ref_clock / 100);
1972
1973 WREG32_SMC(CG_DISPLAY_GAP_CNTL2, tmp);
1974 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, PreVBlankGap), 0x64);
1975 ci_write_smc_soft_register(rdev, offsetof(SMU7_SoftRegisters, VBlankTimeout), (frame_time_in_us - pre_vbi_time_in_us));
1976
1977
1978 ci_notify_smc_display_change(rdev, (rdev->pm.dpm.new_active_crtc_count == 1));
1979
1980}
1981
1982static void ci_enable_spread_spectrum(struct radeon_device *rdev, bool enable)
1983{
1984 struct ci_power_info *pi = ci_get_pi(rdev);
1985 u32 tmp;
1986
1987 if (enable) {
1988 if (pi->caps_sclk_ss_support) {
1989 tmp = RREG32_SMC(GENERAL_PWRMGT);
1990 tmp |= DYN_SPREAD_SPECTRUM_EN;
1991 WREG32_SMC(GENERAL_PWRMGT, tmp);
1992 }
1993 } else {
1994 tmp = RREG32_SMC(CG_SPLL_SPREAD_SPECTRUM);
1995 tmp &= ~SSEN;
1996 WREG32_SMC(CG_SPLL_SPREAD_SPECTRUM, tmp);
1997
1998 tmp = RREG32_SMC(GENERAL_PWRMGT);
1999 tmp &= ~DYN_SPREAD_SPECTRUM_EN;
2000 WREG32_SMC(GENERAL_PWRMGT, tmp);
2001 }
2002}
2003
2004static void ci_program_sstp(struct radeon_device *rdev)
2005{
2006 WREG32_SMC(CG_SSP, (SSTU(R600_SSTU_DFLT) | SST(R600_SST_DFLT)));
2007}
2008
2009static void ci_enable_display_gap(struct radeon_device *rdev)
2010{
2011 u32 tmp = RREG32_SMC(CG_DISPLAY_GAP_CNTL);
2012
2013 tmp &= ~(DISP_GAP_MASK | DISP_GAP_MCHG_MASK);
2014 tmp |= (DISP_GAP(R600_PM_DISPLAY_GAP_IGNORE) |
2015 DISP_GAP_MCHG(R600_PM_DISPLAY_GAP_VBLANK));
2016
2017 WREG32_SMC(CG_DISPLAY_GAP_CNTL, tmp);
2018}
2019
2020static void ci_program_vc(struct radeon_device *rdev)
2021{
2022 u32 tmp;
2023
2024 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2025 tmp &= ~(RESET_SCLK_CNT | RESET_BUSY_CNT);
2026 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2027
2028 WREG32_SMC(CG_FTV_0, CISLANDS_VRC_DFLT0);
2029 WREG32_SMC(CG_FTV_1, CISLANDS_VRC_DFLT1);
2030 WREG32_SMC(CG_FTV_2, CISLANDS_VRC_DFLT2);
2031 WREG32_SMC(CG_FTV_3, CISLANDS_VRC_DFLT3);
2032 WREG32_SMC(CG_FTV_4, CISLANDS_VRC_DFLT4);
2033 WREG32_SMC(CG_FTV_5, CISLANDS_VRC_DFLT5);
2034 WREG32_SMC(CG_FTV_6, CISLANDS_VRC_DFLT6);
2035 WREG32_SMC(CG_FTV_7, CISLANDS_VRC_DFLT7);
2036}
2037
2038static void ci_clear_vc(struct radeon_device *rdev)
2039{
2040 u32 tmp;
2041
2042 tmp = RREG32_SMC(SCLK_PWRMGT_CNTL);
2043 tmp |= (RESET_SCLK_CNT | RESET_BUSY_CNT);
2044 WREG32_SMC(SCLK_PWRMGT_CNTL, tmp);
2045
2046 WREG32_SMC(CG_FTV_0, 0);
2047 WREG32_SMC(CG_FTV_1, 0);
2048 WREG32_SMC(CG_FTV_2, 0);
2049 WREG32_SMC(CG_FTV_3, 0);
2050 WREG32_SMC(CG_FTV_4, 0);
2051 WREG32_SMC(CG_FTV_5, 0);
2052 WREG32_SMC(CG_FTV_6, 0);
2053 WREG32_SMC(CG_FTV_7, 0);
2054}
2055
2056static int ci_upload_firmware(struct radeon_device *rdev)
2057{
2058 struct ci_power_info *pi = ci_get_pi(rdev);
2059 int i;
2060
2061 for (i = 0; i < rdev->usec_timeout; i++) {
2062 if (RREG32_SMC(RCU_UC_EVENTS) & BOOT_SEQ_DONE)
2063 break;
2064 }
2065 WREG32_SMC(SMC_SYSCON_MISC_CNTL, 1);
2066
2067 ci_stop_smc_clock(rdev);
2068 ci_reset_smc(rdev);
2069
2070 return ci_load_smc_ucode(rdev, pi->sram_end);
2071
2072}
2073
2074static int ci_get_svi2_voltage_table(struct radeon_device *rdev,
2075 struct radeon_clock_voltage_dependency_table *voltage_dependency_table,
2076 struct atom_voltage_table *voltage_table)
2077{
2078 u32 i;
2079
2080 if (voltage_dependency_table == NULL)
2081 return -EINVAL;
2082
2083 voltage_table->mask_low = 0;
2084 voltage_table->phase_delay = 0;
2085
2086 voltage_table->count = voltage_dependency_table->count;
2087 for (i = 0; i < voltage_table->count; i++) {
2088 voltage_table->entries[i].value = voltage_dependency_table->entries[i].v;
2089 voltage_table->entries[i].smio_low = 0;
2090 }
2091
2092 return 0;
2093}
2094
2095static int ci_construct_voltage_tables(struct radeon_device *rdev)
2096{
2097 struct ci_power_info *pi = ci_get_pi(rdev);
2098 int ret;
2099
2100 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2101 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDC,
2102 VOLTAGE_OBJ_GPIO_LUT,
2103 &pi->vddc_voltage_table);
2104 if (ret)
2105 return ret;
2106 } else if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2107 ret = ci_get_svi2_voltage_table(rdev,
2108 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2109 &pi->vddc_voltage_table);
2110 if (ret)
2111 return ret;
2112 }
2113
2114 if (pi->vddc_voltage_table.count > SMU7_MAX_LEVELS_VDDC)
2115 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDC,
2116 &pi->vddc_voltage_table);
2117
2118 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2119 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_VDDCI,
2120 VOLTAGE_OBJ_GPIO_LUT,
2121 &pi->vddci_voltage_table);
2122 if (ret)
2123 return ret;
2124 } else if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2125 ret = ci_get_svi2_voltage_table(rdev,
2126 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2127 &pi->vddci_voltage_table);
2128 if (ret)
2129 return ret;
2130 }
2131
2132 if (pi->vddci_voltage_table.count > SMU7_MAX_LEVELS_VDDCI)
2133 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_VDDCI,
2134 &pi->vddci_voltage_table);
2135
2136 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO) {
2137 ret = radeon_atom_get_voltage_table(rdev, VOLTAGE_TYPE_MVDDC,
2138 VOLTAGE_OBJ_GPIO_LUT,
2139 &pi->mvdd_voltage_table);
2140 if (ret)
2141 return ret;
2142 } else if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
2143 ret = ci_get_svi2_voltage_table(rdev,
2144 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2145 &pi->mvdd_voltage_table);
2146 if (ret)
2147 return ret;
2148 }
2149
2150 if (pi->mvdd_voltage_table.count > SMU7_MAX_LEVELS_MVDD)
2151 si_trim_voltage_table_to_fit_state_table(rdev, SMU7_MAX_LEVELS_MVDD,
2152 &pi->mvdd_voltage_table);
2153
2154 return 0;
2155}
2156
2157static void ci_populate_smc_voltage_table(struct radeon_device *rdev,
2158 struct atom_voltage_table_entry *voltage_table,
2159 SMU7_Discrete_VoltageLevel *smc_voltage_table)
2160{
2161 int ret;
2162
2163 ret = ci_get_std_voltage_value_sidd(rdev, voltage_table,
2164 &smc_voltage_table->StdVoltageHiSidd,
2165 &smc_voltage_table->StdVoltageLoSidd);
2166
2167 if (ret) {
2168 smc_voltage_table->StdVoltageHiSidd = voltage_table->value * VOLTAGE_SCALE;
2169 smc_voltage_table->StdVoltageLoSidd = voltage_table->value * VOLTAGE_SCALE;
2170 }
2171
2172 smc_voltage_table->Voltage = cpu_to_be16(voltage_table->value * VOLTAGE_SCALE);
2173 smc_voltage_table->StdVoltageHiSidd =
2174 cpu_to_be16(smc_voltage_table->StdVoltageHiSidd);
2175 smc_voltage_table->StdVoltageLoSidd =
2176 cpu_to_be16(smc_voltage_table->StdVoltageLoSidd);
2177}
2178
2179static int ci_populate_smc_vddc_table(struct radeon_device *rdev,
2180 SMU7_Discrete_DpmTable *table)
2181{
2182 struct ci_power_info *pi = ci_get_pi(rdev);
2183 unsigned int count;
2184
2185 table->VddcLevelCount = pi->vddc_voltage_table.count;
2186 for (count = 0; count < table->VddcLevelCount; count++) {
2187 ci_populate_smc_voltage_table(rdev,
2188 &pi->vddc_voltage_table.entries[count],
2189 &table->VddcLevel[count]);
2190
2191 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2192 table->VddcLevel[count].Smio |=
2193 pi->vddc_voltage_table.entries[count].smio_low;
2194 else
2195 table->VddcLevel[count].Smio = 0;
2196 }
2197 table->VddcLevelCount = cpu_to_be32(table->VddcLevelCount);
2198
2199 return 0;
2200}
2201
2202static int ci_populate_smc_vddci_table(struct radeon_device *rdev,
2203 SMU7_Discrete_DpmTable *table)
2204{
2205 unsigned int count;
2206 struct ci_power_info *pi = ci_get_pi(rdev);
2207
2208 table->VddciLevelCount = pi->vddci_voltage_table.count;
2209 for (count = 0; count < table->VddciLevelCount; count++) {
2210 ci_populate_smc_voltage_table(rdev,
2211 &pi->vddci_voltage_table.entries[count],
2212 &table->VddciLevel[count]);
2213
2214 if (pi->vddci_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2215 table->VddciLevel[count].Smio |=
2216 pi->vddci_voltage_table.entries[count].smio_low;
2217 else
2218 table->VddciLevel[count].Smio = 0;
2219 }
2220 table->VddciLevelCount = cpu_to_be32(table->VddciLevelCount);
2221
2222 return 0;
2223}
2224
2225static int ci_populate_smc_mvdd_table(struct radeon_device *rdev,
2226 SMU7_Discrete_DpmTable *table)
2227{
2228 struct ci_power_info *pi = ci_get_pi(rdev);
2229 unsigned int count;
2230
2231 table->MvddLevelCount = pi->mvdd_voltage_table.count;
2232 for (count = 0; count < table->MvddLevelCount; count++) {
2233 ci_populate_smc_voltage_table(rdev,
2234 &pi->mvdd_voltage_table.entries[count],
2235 &table->MvddLevel[count]);
2236
2237 if (pi->mvdd_control == CISLANDS_VOLTAGE_CONTROL_BY_GPIO)
2238 table->MvddLevel[count].Smio |=
2239 pi->mvdd_voltage_table.entries[count].smio_low;
2240 else
2241 table->MvddLevel[count].Smio = 0;
2242 }
2243 table->MvddLevelCount = cpu_to_be32(table->MvddLevelCount);
2244
2245 return 0;
2246}
2247
2248static int ci_populate_smc_voltage_tables(struct radeon_device *rdev,
2249 SMU7_Discrete_DpmTable *table)
2250{
2251 int ret;
2252
2253 ret = ci_populate_smc_vddc_table(rdev, table);
2254 if (ret)
2255 return ret;
2256
2257 ret = ci_populate_smc_vddci_table(rdev, table);
2258 if (ret)
2259 return ret;
2260
2261 ret = ci_populate_smc_mvdd_table(rdev, table);
2262 if (ret)
2263 return ret;
2264
2265 return 0;
2266}
2267
2268static int ci_populate_mvdd_value(struct radeon_device *rdev, u32 mclk,
2269 SMU7_Discrete_VoltageLevel *voltage)
2270{
2271 struct ci_power_info *pi = ci_get_pi(rdev);
2272 u32 i = 0;
2273
2274 if (pi->mvdd_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
2275 for (i = 0; i < rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count; i++) {
2276 if (mclk <= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries[i].clk) {
2277 voltage->Voltage = pi->mvdd_voltage_table.entries[i].value;
2278 break;
2279 }
2280 }
2281
2282 if (i >= rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.count)
2283 return -EINVAL;
2284 }
2285
2286 return -EINVAL;
2287}
2288
2289static int ci_get_std_voltage_value_sidd(struct radeon_device *rdev,
2290 struct atom_voltage_table_entry *voltage_table,
2291 u16 *std_voltage_hi_sidd, u16 *std_voltage_lo_sidd)
2292{
2293 u16 v_index, idx;
2294 bool voltage_found = false;
2295 *std_voltage_hi_sidd = voltage_table->value * VOLTAGE_SCALE;
2296 *std_voltage_lo_sidd = voltage_table->value * VOLTAGE_SCALE;
2297
2298 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries == NULL)
2299 return -EINVAL;
2300
2301 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries) {
2302 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2303 if (voltage_table->value ==
2304 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2305 voltage_found = true;
2306 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2307 idx = v_index;
2308 else
2309 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2310 *std_voltage_lo_sidd =
2311 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2312 *std_voltage_hi_sidd =
2313 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2314 break;
2315 }
2316 }
2317
2318 if (!voltage_found) {
2319 for (v_index = 0; (u32)v_index < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; v_index++) {
2320 if (voltage_table->value <=
2321 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[v_index].v) {
2322 voltage_found = true;
2323 if ((u32)v_index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)
2324 idx = v_index;
2325 else
2326 idx = rdev->pm.dpm.dyn_state.cac_leakage_table.count - 1;
2327 *std_voltage_lo_sidd =
2328 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].vddc * VOLTAGE_SCALE;
2329 *std_voltage_hi_sidd =
2330 rdev->pm.dpm.dyn_state.cac_leakage_table.entries[idx].leakage * VOLTAGE_SCALE;
2331 break;
2332 }
2333 }
2334 }
2335 }
2336
2337 return 0;
2338}
2339
2340static void ci_populate_phase_value_based_on_sclk(struct radeon_device *rdev,
2341 const struct radeon_phase_shedding_limits_table *limits,
2342 u32 sclk,
2343 u32 *phase_shedding)
2344{
2345 unsigned int i;
2346
2347 *phase_shedding = 1;
2348
2349 for (i = 0; i < limits->count; i++) {
2350 if (sclk < limits->entries[i].sclk) {
2351 *phase_shedding = i;
2352 break;
2353 }
2354 }
2355}
2356
2357static void ci_populate_phase_value_based_on_mclk(struct radeon_device *rdev,
2358 const struct radeon_phase_shedding_limits_table *limits,
2359 u32 mclk,
2360 u32 *phase_shedding)
2361{
2362 unsigned int i;
2363
2364 *phase_shedding = 1;
2365
2366 for (i = 0; i < limits->count; i++) {
2367 if (mclk < limits->entries[i].mclk) {
2368 *phase_shedding = i;
2369 break;
2370 }
2371 }
2372}
2373
2374static int ci_init_arb_table_index(struct radeon_device *rdev)
2375{
2376 struct ci_power_info *pi = ci_get_pi(rdev);
2377 u32 tmp;
2378 int ret;
2379
2380 ret = ci_read_smc_sram_dword(rdev, pi->arb_table_start,
2381 &tmp, pi->sram_end);
2382 if (ret)
2383 return ret;
2384
2385 tmp &= 0x00FFFFFF;
2386 tmp |= MC_CG_ARB_FREQ_F1 << 24;
2387
2388 return ci_write_smc_sram_dword(rdev, pi->arb_table_start,
2389 tmp, pi->sram_end);
2390}
2391
2392static int ci_get_dependency_volt_by_clk(struct radeon_device *rdev,
2393 struct radeon_clock_voltage_dependency_table *allowed_clock_voltage_table,
2394 u32 clock, u32 *voltage)
2395{
2396 u32 i = 0;
2397
2398 if (allowed_clock_voltage_table->count == 0)
2399 return -EINVAL;
2400
2401 for (i = 0; i < allowed_clock_voltage_table->count; i++) {
2402 if (allowed_clock_voltage_table->entries[i].clk >= clock) {
2403 *voltage = allowed_clock_voltage_table->entries[i].v;
2404 return 0;
2405 }
2406 }
2407
2408 *voltage = allowed_clock_voltage_table->entries[i-1].v;
2409
2410 return 0;
2411}
2412
2413static u8 ci_get_sleep_divider_id_from_clock(struct radeon_device *rdev,
2414 u32 sclk, u32 min_sclk_in_sr)
2415{
2416 u32 i;
2417 u32 tmp;
2418 u32 min = (min_sclk_in_sr > CISLAND_MINIMUM_ENGINE_CLOCK) ?
2419 min_sclk_in_sr : CISLAND_MINIMUM_ENGINE_CLOCK;
2420
2421 if (sclk < min)
2422 return 0;
2423
2424 for (i = CISLAND_MAX_DEEPSLEEP_DIVIDER_ID; ; i--) {
2425 tmp = sclk / (1 << i);
2426 if (tmp >= min || i == 0)
2427 break;
2428 }
2429
2430 return (u8)i;
2431}
2432
2433static int ci_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev)
2434{
2435 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1);
2436}
2437
2438static int ci_reset_to_default(struct radeon_device *rdev)
2439{
2440 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_ResetToDefaults) == PPSMC_Result_OK) ?
2441 0 : -EINVAL;
2442}
2443
2444static int ci_force_switch_to_arb_f0(struct radeon_device *rdev)
2445{
2446 u32 tmp;
2447
2448 tmp = (RREG32_SMC(SMC_SCRATCH9) & 0x0000ff00) >> 8;
2449
2450 if (tmp == MC_CG_ARB_FREQ_F0)
2451 return 0;
2452
2453 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0);
2454}
2455
2456static void ci_register_patching_mc_arb(struct radeon_device *rdev,
2457 const u32 engine_clock,
2458 const u32 memory_clock,
2459 u32 *dram_timimg2)
2460{
2461 bool patch;
2462 u32 tmp, tmp2;
2463
2464 tmp = RREG32(MC_SEQ_MISC0);
2465 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
2466
2467 if (patch &&
2468 ((rdev->pdev->device == 0x67B0) ||
2469 (rdev->pdev->device == 0x67B1))) {
2470 if ((memory_clock > 100000) && (memory_clock <= 125000)) {
2471 tmp2 = (((0x31 * engine_clock) / 125000) - 1) & 0xff;
2472 *dram_timimg2 &= ~0x00ff0000;
2473 *dram_timimg2 |= tmp2 << 16;
2474 } else if ((memory_clock > 125000) && (memory_clock <= 137500)) {
2475 tmp2 = (((0x36 * engine_clock) / 137500) - 1) & 0xff;
2476 *dram_timimg2 &= ~0x00ff0000;
2477 *dram_timimg2 |= tmp2 << 16;
2478 }
2479 }
2480}
2481
2482
2483static int ci_populate_memory_timing_parameters(struct radeon_device *rdev,
2484 u32 sclk,
2485 u32 mclk,
2486 SMU7_Discrete_MCArbDramTimingTableEntry *arb_regs)
2487{
2488 u32 dram_timing;
2489 u32 dram_timing2;
2490 u32 burst_time;
2491
2492 radeon_atom_set_engine_dram_timings(rdev, sclk, mclk);
2493
2494 dram_timing = RREG32(MC_ARB_DRAM_TIMING);
2495 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2);
2496 burst_time = RREG32(MC_ARB_BURST_TIME) & STATE0_MASK;
2497
2498 ci_register_patching_mc_arb(rdev, sclk, mclk, &dram_timing2);
2499
2500 arb_regs->McArbDramTiming = cpu_to_be32(dram_timing);
2501 arb_regs->McArbDramTiming2 = cpu_to_be32(dram_timing2);
2502 arb_regs->McArbBurstTime = (u8)burst_time;
2503
2504 return 0;
2505}
2506
2507static int ci_do_program_memory_timing_parameters(struct radeon_device *rdev)
2508{
2509 struct ci_power_info *pi = ci_get_pi(rdev);
2510 SMU7_Discrete_MCArbDramTimingTable arb_regs;
2511 u32 i, j;
2512 int ret = 0;
2513
2514 memset(&arb_regs, 0, sizeof(SMU7_Discrete_MCArbDramTimingTable));
2515
2516 for (i = 0; i < pi->dpm_table.sclk_table.count; i++) {
2517 for (j = 0; j < pi->dpm_table.mclk_table.count; j++) {
2518 ret = ci_populate_memory_timing_parameters(rdev,
2519 pi->dpm_table.sclk_table.dpm_levels[i].value,
2520 pi->dpm_table.mclk_table.dpm_levels[j].value,
2521 &arb_regs.entries[i][j]);
2522 if (ret)
2523 break;
2524 }
2525 }
2526
2527 if (ret == 0)
2528 ret = ci_copy_bytes_to_smc(rdev,
2529 pi->arb_table_start,
2530 (u8 *)&arb_regs,
2531 sizeof(SMU7_Discrete_MCArbDramTimingTable),
2532 pi->sram_end);
2533
2534 return ret;
2535}
2536
2537static int ci_program_memory_timing_parameters(struct radeon_device *rdev)
2538{
2539 struct ci_power_info *pi = ci_get_pi(rdev);
2540
2541 if (pi->need_update_smu7_dpm_table == 0)
2542 return 0;
2543
2544 return ci_do_program_memory_timing_parameters(rdev);
2545}
2546
2547static void ci_populate_smc_initial_state(struct radeon_device *rdev,
2548 struct radeon_ps *radeon_boot_state)
2549{
2550 struct ci_ps *boot_state = ci_get_ps(radeon_boot_state);
2551 struct ci_power_info *pi = ci_get_pi(rdev);
2552 u32 level = 0;
2553
2554 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.count; level++) {
2555 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[level].clk >=
2556 boot_state->performance_levels[0].sclk) {
2557 pi->smc_state_table.GraphicsBootLevel = level;
2558 break;
2559 }
2560 }
2561
2562 for (level = 0; level < rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.count; level++) {
2563 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries[level].clk >=
2564 boot_state->performance_levels[0].mclk) {
2565 pi->smc_state_table.MemoryBootLevel = level;
2566 break;
2567 }
2568 }
2569}
2570
2571static u32 ci_get_dpm_level_enable_mask_value(struct ci_single_dpm_table *dpm_table)
2572{
2573 u32 i;
2574 u32 mask_value = 0;
2575
2576 for (i = dpm_table->count; i > 0; i--) {
2577 mask_value = mask_value << 1;
2578 if (dpm_table->dpm_levels[i-1].enabled)
2579 mask_value |= 0x1;
2580 else
2581 mask_value &= 0xFFFFFFFE;
2582 }
2583
2584 return mask_value;
2585}
2586
2587static void ci_populate_smc_link_level(struct radeon_device *rdev,
2588 SMU7_Discrete_DpmTable *table)
2589{
2590 struct ci_power_info *pi = ci_get_pi(rdev);
2591 struct ci_dpm_table *dpm_table = &pi->dpm_table;
2592 u32 i;
2593
2594 for (i = 0; i < dpm_table->pcie_speed_table.count; i++) {
2595 table->LinkLevel[i].PcieGenSpeed =
2596 (u8)dpm_table->pcie_speed_table.dpm_levels[i].value;
2597 table->LinkLevel[i].PcieLaneCount =
2598 r600_encode_pci_lane_width(dpm_table->pcie_speed_table.dpm_levels[i].param1);
2599 table->LinkLevel[i].EnabledForActivity = 1;
2600 table->LinkLevel[i].DownT = cpu_to_be32(5);
2601 table->LinkLevel[i].UpT = cpu_to_be32(30);
2602 }
2603
2604 pi->smc_state_table.LinkLevelCount = (u8)dpm_table->pcie_speed_table.count;
2605 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
2606 ci_get_dpm_level_enable_mask_value(&dpm_table->pcie_speed_table);
2607}
2608
2609static int ci_populate_smc_uvd_level(struct radeon_device *rdev,
2610 SMU7_Discrete_DpmTable *table)
2611{
2612 u32 count;
2613 struct atom_clock_dividers dividers;
2614 int ret = -EINVAL;
2615
2616 table->UvdLevelCount =
2617 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count;
2618
2619 for (count = 0; count < table->UvdLevelCount; count++) {
2620 table->UvdLevel[count].VclkFrequency =
2621 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].vclk;
2622 table->UvdLevel[count].DclkFrequency =
2623 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].dclk;
2624 table->UvdLevel[count].MinVddc =
2625 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2626 table->UvdLevel[count].MinVddcPhases = 1;
2627
2628 ret = radeon_atom_get_clock_dividers(rdev,
2629 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2630 table->UvdLevel[count].VclkFrequency, false, ÷rs);
2631 if (ret)
2632 return ret;
2633
2634 table->UvdLevel[count].VclkDivider = (u8)dividers.post_divider;
2635
2636 ret = radeon_atom_get_clock_dividers(rdev,
2637 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2638 table->UvdLevel[count].DclkFrequency, false, ÷rs);
2639 if (ret)
2640 return ret;
2641
2642 table->UvdLevel[count].DclkDivider = (u8)dividers.post_divider;
2643
2644 table->UvdLevel[count].VclkFrequency = cpu_to_be32(table->UvdLevel[count].VclkFrequency);
2645 table->UvdLevel[count].DclkFrequency = cpu_to_be32(table->UvdLevel[count].DclkFrequency);
2646 table->UvdLevel[count].MinVddc = cpu_to_be16(table->UvdLevel[count].MinVddc);
2647 }
2648
2649 return ret;
2650}
2651
2652static int ci_populate_smc_vce_level(struct radeon_device *rdev,
2653 SMU7_Discrete_DpmTable *table)
2654{
2655 u32 count;
2656 struct atom_clock_dividers dividers;
2657 int ret = -EINVAL;
2658
2659 table->VceLevelCount =
2660 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count;
2661
2662 for (count = 0; count < table->VceLevelCount; count++) {
2663 table->VceLevel[count].Frequency =
2664 rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].evclk;
2665 table->VceLevel[count].MinVoltage =
2666 (u16)rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2667 table->VceLevel[count].MinPhases = 1;
2668
2669 ret = radeon_atom_get_clock_dividers(rdev,
2670 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2671 table->VceLevel[count].Frequency, false, ÷rs);
2672 if (ret)
2673 return ret;
2674
2675 table->VceLevel[count].Divider = (u8)dividers.post_divider;
2676
2677 table->VceLevel[count].Frequency = cpu_to_be32(table->VceLevel[count].Frequency);
2678 table->VceLevel[count].MinVoltage = cpu_to_be16(table->VceLevel[count].MinVoltage);
2679 }
2680
2681 return ret;
2682
2683}
2684
2685static int ci_populate_smc_acp_level(struct radeon_device *rdev,
2686 SMU7_Discrete_DpmTable *table)
2687{
2688 u32 count;
2689 struct atom_clock_dividers dividers;
2690 int ret = -EINVAL;
2691
2692 table->AcpLevelCount = (u8)
2693 (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count);
2694
2695 for (count = 0; count < table->AcpLevelCount; count++) {
2696 table->AcpLevel[count].Frequency =
2697 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].clk;
2698 table->AcpLevel[count].MinVoltage =
2699 rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[count].v;
2700 table->AcpLevel[count].MinPhases = 1;
2701
2702 ret = radeon_atom_get_clock_dividers(rdev,
2703 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2704 table->AcpLevel[count].Frequency, false, ÷rs);
2705 if (ret)
2706 return ret;
2707
2708 table->AcpLevel[count].Divider = (u8)dividers.post_divider;
2709
2710 table->AcpLevel[count].Frequency = cpu_to_be32(table->AcpLevel[count].Frequency);
2711 table->AcpLevel[count].MinVoltage = cpu_to_be16(table->AcpLevel[count].MinVoltage);
2712 }
2713
2714 return ret;
2715}
2716
2717static int ci_populate_smc_samu_level(struct radeon_device *rdev,
2718 SMU7_Discrete_DpmTable *table)
2719{
2720 u32 count;
2721 struct atom_clock_dividers dividers;
2722 int ret = -EINVAL;
2723
2724 table->SamuLevelCount =
2725 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count;
2726
2727 for (count = 0; count < table->SamuLevelCount; count++) {
2728 table->SamuLevel[count].Frequency =
2729 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].clk;
2730 table->SamuLevel[count].MinVoltage =
2731 rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[count].v * VOLTAGE_SCALE;
2732 table->SamuLevel[count].MinPhases = 1;
2733
2734 ret = radeon_atom_get_clock_dividers(rdev,
2735 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
2736 table->SamuLevel[count].Frequency, false, ÷rs);
2737 if (ret)
2738 return ret;
2739
2740 table->SamuLevel[count].Divider = (u8)dividers.post_divider;
2741
2742 table->SamuLevel[count].Frequency = cpu_to_be32(table->SamuLevel[count].Frequency);
2743 table->SamuLevel[count].MinVoltage = cpu_to_be16(table->SamuLevel[count].MinVoltage);
2744 }
2745
2746 return ret;
2747}
2748
2749static int ci_calculate_mclk_params(struct radeon_device *rdev,
2750 u32 memory_clock,
2751 SMU7_Discrete_MemoryLevel *mclk,
2752 bool strobe_mode,
2753 bool dll_state_on)
2754{
2755 struct ci_power_info *pi = ci_get_pi(rdev);
2756 u32 dll_cntl = pi->clock_registers.dll_cntl;
2757 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2758 u32 mpll_ad_func_cntl = pi->clock_registers.mpll_ad_func_cntl;
2759 u32 mpll_dq_func_cntl = pi->clock_registers.mpll_dq_func_cntl;
2760 u32 mpll_func_cntl = pi->clock_registers.mpll_func_cntl;
2761 u32 mpll_func_cntl_1 = pi->clock_registers.mpll_func_cntl_1;
2762 u32 mpll_func_cntl_2 = pi->clock_registers.mpll_func_cntl_2;
2763 u32 mpll_ss1 = pi->clock_registers.mpll_ss1;
2764 u32 mpll_ss2 = pi->clock_registers.mpll_ss2;
2765 struct atom_mpll_param mpll_param;
2766 int ret;
2767
2768 ret = radeon_atom_get_memory_pll_dividers(rdev, memory_clock, strobe_mode, &mpll_param);
2769 if (ret)
2770 return ret;
2771
2772 mpll_func_cntl &= ~BWCTRL_MASK;
2773 mpll_func_cntl |= BWCTRL(mpll_param.bwcntl);
2774
2775 mpll_func_cntl_1 &= ~(CLKF_MASK | CLKFRAC_MASK | VCO_MODE_MASK);
2776 mpll_func_cntl_1 |= CLKF(mpll_param.clkf) |
2777 CLKFRAC(mpll_param.clkfrac) | VCO_MODE(mpll_param.vco_mode);
2778
2779 mpll_ad_func_cntl &= ~YCLK_POST_DIV_MASK;
2780 mpll_ad_func_cntl |= YCLK_POST_DIV(mpll_param.post_div);
2781
2782 if (pi->mem_gddr5) {
2783 mpll_dq_func_cntl &= ~(YCLK_SEL_MASK | YCLK_POST_DIV_MASK);
2784 mpll_dq_func_cntl |= YCLK_SEL(mpll_param.yclk_sel) |
2785 YCLK_POST_DIV(mpll_param.post_div);
2786 }
2787
2788 if (pi->caps_mclk_ss_support) {
2789 struct radeon_atom_ss ss;
2790 u32 freq_nom;
2791 u32 tmp;
2792 u32 reference_clock = rdev->clock.mpll.reference_freq;
2793
2794 if (mpll_param.qdr == 1)
2795 freq_nom = memory_clock * 4 * (1 << mpll_param.post_div);
2796 else
2797 freq_nom = memory_clock * 2 * (1 << mpll_param.post_div);
2798
2799 tmp = (freq_nom / reference_clock);
2800 tmp = tmp * tmp;
2801 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
2802 ASIC_INTERNAL_MEMORY_SS, freq_nom)) {
2803 u32 clks = reference_clock * 5 / ss.rate;
2804 u32 clkv = (u32)((((131 * ss.percentage * ss.rate) / 100) * tmp) / freq_nom);
2805
2806 mpll_ss1 &= ~CLKV_MASK;
2807 mpll_ss1 |= CLKV(clkv);
2808
2809 mpll_ss2 &= ~CLKS_MASK;
2810 mpll_ss2 |= CLKS(clks);
2811 }
2812 }
2813
2814 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK;
2815 mclk_pwrmgt_cntl |= DLL_SPEED(mpll_param.dll_speed);
2816
2817 if (dll_state_on)
2818 mclk_pwrmgt_cntl |= MRDCK0_PDNB | MRDCK1_PDNB;
2819 else
2820 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
2821
2822 mclk->MclkFrequency = memory_clock;
2823 mclk->MpllFuncCntl = mpll_func_cntl;
2824 mclk->MpllFuncCntl_1 = mpll_func_cntl_1;
2825 mclk->MpllFuncCntl_2 = mpll_func_cntl_2;
2826 mclk->MpllAdFuncCntl = mpll_ad_func_cntl;
2827 mclk->MpllDqFuncCntl = mpll_dq_func_cntl;
2828 mclk->MclkPwrmgtCntl = mclk_pwrmgt_cntl;
2829 mclk->DllCntl = dll_cntl;
2830 mclk->MpllSs1 = mpll_ss1;
2831 mclk->MpllSs2 = mpll_ss2;
2832
2833 return 0;
2834}
2835
2836static int ci_populate_single_memory_level(struct radeon_device *rdev,
2837 u32 memory_clock,
2838 SMU7_Discrete_MemoryLevel *memory_level)
2839{
2840 struct ci_power_info *pi = ci_get_pi(rdev);
2841 int ret;
2842 bool dll_state_on;
2843
2844 if (rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk.entries) {
2845 ret = ci_get_dependency_volt_by_clk(rdev,
2846 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
2847 memory_clock, &memory_level->MinVddc);
2848 if (ret)
2849 return ret;
2850 }
2851
2852 if (rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk.entries) {
2853 ret = ci_get_dependency_volt_by_clk(rdev,
2854 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
2855 memory_clock, &memory_level->MinVddci);
2856 if (ret)
2857 return ret;
2858 }
2859
2860 if (rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk.entries) {
2861 ret = ci_get_dependency_volt_by_clk(rdev,
2862 &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
2863 memory_clock, &memory_level->MinMvdd);
2864 if (ret)
2865 return ret;
2866 }
2867
2868 memory_level->MinVddcPhases = 1;
2869
2870 if (pi->vddc_phase_shed_control)
2871 ci_populate_phase_value_based_on_mclk(rdev,
2872 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
2873 memory_clock,
2874 &memory_level->MinVddcPhases);
2875
2876 memory_level->EnabledForThrottle = 1;
2877 memory_level->UpH = 0;
2878 memory_level->DownH = 100;
2879 memory_level->VoltageDownH = 0;
2880 memory_level->ActivityLevel = (u16)pi->mclk_activity_target;
2881
2882 memory_level->StutterEnable = false;
2883 memory_level->StrobeEnable = false;
2884 memory_level->EdcReadEnable = false;
2885 memory_level->EdcWriteEnable = false;
2886 memory_level->RttEnable = false;
2887
2888 memory_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
2889
2890 if (pi->mclk_stutter_mode_threshold &&
2891 (memory_clock <= pi->mclk_stutter_mode_threshold) &&
2892 (pi->uvd_enabled == false) &&
2893 (RREG32(DPG_PIPE_STUTTER_CONTROL) & STUTTER_ENABLE) &&
2894 (rdev->pm.dpm.new_active_crtc_count <= 2))
2895 memory_level->StutterEnable = true;
2896
2897 if (pi->mclk_strobe_mode_threshold &&
2898 (memory_clock <= pi->mclk_strobe_mode_threshold))
2899 memory_level->StrobeEnable = 1;
2900
2901 if (pi->mem_gddr5) {
2902 memory_level->StrobeRatio =
2903 si_get_mclk_frequency_ratio(memory_clock, memory_level->StrobeEnable);
2904 if (pi->mclk_edc_enable_threshold &&
2905 (memory_clock > pi->mclk_edc_enable_threshold))
2906 memory_level->EdcReadEnable = true;
2907
2908 if (pi->mclk_edc_wr_enable_threshold &&
2909 (memory_clock > pi->mclk_edc_wr_enable_threshold))
2910 memory_level->EdcWriteEnable = true;
2911
2912 if (memory_level->StrobeEnable) {
2913 if (si_get_mclk_frequency_ratio(memory_clock, true) >=
2914 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf))
2915 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2916 else
2917 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false;
2918 } else {
2919 dll_state_on = pi->dll_default_on;
2920 }
2921 } else {
2922 memory_level->StrobeRatio = si_get_ddr3_mclk_frequency_ratio(memory_clock);
2923 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false;
2924 }
2925
2926 ret = ci_calculate_mclk_params(rdev, memory_clock, memory_level, memory_level->StrobeEnable, dll_state_on);
2927 if (ret)
2928 return ret;
2929
2930 memory_level->MinVddc = cpu_to_be32(memory_level->MinVddc * VOLTAGE_SCALE);
2931 memory_level->MinVddcPhases = cpu_to_be32(memory_level->MinVddcPhases);
2932 memory_level->MinVddci = cpu_to_be32(memory_level->MinVddci * VOLTAGE_SCALE);
2933 memory_level->MinMvdd = cpu_to_be32(memory_level->MinMvdd * VOLTAGE_SCALE);
2934
2935 memory_level->MclkFrequency = cpu_to_be32(memory_level->MclkFrequency);
2936 memory_level->ActivityLevel = cpu_to_be16(memory_level->ActivityLevel);
2937 memory_level->MpllFuncCntl = cpu_to_be32(memory_level->MpllFuncCntl);
2938 memory_level->MpllFuncCntl_1 = cpu_to_be32(memory_level->MpllFuncCntl_1);
2939 memory_level->MpllFuncCntl_2 = cpu_to_be32(memory_level->MpllFuncCntl_2);
2940 memory_level->MpllAdFuncCntl = cpu_to_be32(memory_level->MpllAdFuncCntl);
2941 memory_level->MpllDqFuncCntl = cpu_to_be32(memory_level->MpllDqFuncCntl);
2942 memory_level->MclkPwrmgtCntl = cpu_to_be32(memory_level->MclkPwrmgtCntl);
2943 memory_level->DllCntl = cpu_to_be32(memory_level->DllCntl);
2944 memory_level->MpllSs1 = cpu_to_be32(memory_level->MpllSs1);
2945 memory_level->MpllSs2 = cpu_to_be32(memory_level->MpllSs2);
2946
2947 return 0;
2948}
2949
2950static int ci_populate_smc_acpi_level(struct radeon_device *rdev,
2951 SMU7_Discrete_DpmTable *table)
2952{
2953 struct ci_power_info *pi = ci_get_pi(rdev);
2954 struct atom_clock_dividers dividers;
2955 SMU7_Discrete_VoltageLevel voltage_level;
2956 u32 spll_func_cntl = pi->clock_registers.cg_spll_func_cntl;
2957 u32 spll_func_cntl_2 = pi->clock_registers.cg_spll_func_cntl_2;
2958 u32 dll_cntl = pi->clock_registers.dll_cntl;
2959 u32 mclk_pwrmgt_cntl = pi->clock_registers.mclk_pwrmgt_cntl;
2960 int ret;
2961
2962 table->ACPILevel.Flags &= ~PPSMC_SWSTATE_FLAG_DC;
2963
2964 if (pi->acpi_vddc)
2965 table->ACPILevel.MinVddc = cpu_to_be32(pi->acpi_vddc * VOLTAGE_SCALE);
2966 else
2967 table->ACPILevel.MinVddc = cpu_to_be32(pi->min_vddc_in_pp_table * VOLTAGE_SCALE);
2968
2969 table->ACPILevel.MinVddcPhases = pi->vddc_phase_shed_control ? 0 : 1;
2970
2971 table->ACPILevel.SclkFrequency = rdev->clock.spll.reference_freq;
2972
2973 ret = radeon_atom_get_clock_dividers(rdev,
2974 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
2975 table->ACPILevel.SclkFrequency, false, ÷rs);
2976 if (ret)
2977 return ret;
2978
2979 table->ACPILevel.SclkDid = (u8)dividers.post_divider;
2980 table->ACPILevel.DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
2981 table->ACPILevel.DeepSleepDivId = 0;
2982
2983 spll_func_cntl &= ~SPLL_PWRON;
2984 spll_func_cntl |= SPLL_RESET;
2985
2986 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK;
2987 spll_func_cntl_2 |= SCLK_MUX_SEL(4);
2988
2989 table->ACPILevel.CgSpllFuncCntl = spll_func_cntl;
2990 table->ACPILevel.CgSpllFuncCntl2 = spll_func_cntl_2;
2991 table->ACPILevel.CgSpllFuncCntl3 = pi->clock_registers.cg_spll_func_cntl_3;
2992 table->ACPILevel.CgSpllFuncCntl4 = pi->clock_registers.cg_spll_func_cntl_4;
2993 table->ACPILevel.SpllSpreadSpectrum = pi->clock_registers.cg_spll_spread_spectrum;
2994 table->ACPILevel.SpllSpreadSpectrum2 = pi->clock_registers.cg_spll_spread_spectrum_2;
2995 table->ACPILevel.CcPwrDynRm = 0;
2996 table->ACPILevel.CcPwrDynRm1 = 0;
2997
2998 table->ACPILevel.Flags = cpu_to_be32(table->ACPILevel.Flags);
2999 table->ACPILevel.MinVddcPhases = cpu_to_be32(table->ACPILevel.MinVddcPhases);
3000 table->ACPILevel.SclkFrequency = cpu_to_be32(table->ACPILevel.SclkFrequency);
3001 table->ACPILevel.CgSpllFuncCntl = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl);
3002 table->ACPILevel.CgSpllFuncCntl2 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl2);
3003 table->ACPILevel.CgSpllFuncCntl3 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl3);
3004 table->ACPILevel.CgSpllFuncCntl4 = cpu_to_be32(table->ACPILevel.CgSpllFuncCntl4);
3005 table->ACPILevel.SpllSpreadSpectrum = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum);
3006 table->ACPILevel.SpllSpreadSpectrum2 = cpu_to_be32(table->ACPILevel.SpllSpreadSpectrum2);
3007 table->ACPILevel.CcPwrDynRm = cpu_to_be32(table->ACPILevel.CcPwrDynRm);
3008 table->ACPILevel.CcPwrDynRm1 = cpu_to_be32(table->ACPILevel.CcPwrDynRm1);
3009
3010 table->MemoryACPILevel.MinVddc = table->ACPILevel.MinVddc;
3011 table->MemoryACPILevel.MinVddcPhases = table->ACPILevel.MinVddcPhases;
3012
3013 if (pi->vddci_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
3014 if (pi->acpi_vddci)
3015 table->MemoryACPILevel.MinVddci =
3016 cpu_to_be32(pi->acpi_vddci * VOLTAGE_SCALE);
3017 else
3018 table->MemoryACPILevel.MinVddci =
3019 cpu_to_be32(pi->min_vddci_in_pp_table * VOLTAGE_SCALE);
3020 }
3021
3022 if (ci_populate_mvdd_value(rdev, 0, &voltage_level))
3023 table->MemoryACPILevel.MinMvdd = 0;
3024 else
3025 table->MemoryACPILevel.MinMvdd =
3026 cpu_to_be32(voltage_level.Voltage * VOLTAGE_SCALE);
3027
3028 mclk_pwrmgt_cntl |= MRDCK0_RESET | MRDCK1_RESET;
3029 mclk_pwrmgt_cntl &= ~(MRDCK0_PDNB | MRDCK1_PDNB);
3030
3031 dll_cntl &= ~(MRDCK0_BYPASS | MRDCK1_BYPASS);
3032
3033 table->MemoryACPILevel.DllCntl = cpu_to_be32(dll_cntl);
3034 table->MemoryACPILevel.MclkPwrmgtCntl = cpu_to_be32(mclk_pwrmgt_cntl);
3035 table->MemoryACPILevel.MpllAdFuncCntl =
3036 cpu_to_be32(pi->clock_registers.mpll_ad_func_cntl);
3037 table->MemoryACPILevel.MpllDqFuncCntl =
3038 cpu_to_be32(pi->clock_registers.mpll_dq_func_cntl);
3039 table->MemoryACPILevel.MpllFuncCntl =
3040 cpu_to_be32(pi->clock_registers.mpll_func_cntl);
3041 table->MemoryACPILevel.MpllFuncCntl_1 =
3042 cpu_to_be32(pi->clock_registers.mpll_func_cntl_1);
3043 table->MemoryACPILevel.MpllFuncCntl_2 =
3044 cpu_to_be32(pi->clock_registers.mpll_func_cntl_2);
3045 table->MemoryACPILevel.MpllSs1 = cpu_to_be32(pi->clock_registers.mpll_ss1);
3046 table->MemoryACPILevel.MpllSs2 = cpu_to_be32(pi->clock_registers.mpll_ss2);
3047
3048 table->MemoryACPILevel.EnabledForThrottle = 0;
3049 table->MemoryACPILevel.EnabledForActivity = 0;
3050 table->MemoryACPILevel.UpH = 0;
3051 table->MemoryACPILevel.DownH = 100;
3052 table->MemoryACPILevel.VoltageDownH = 0;
3053 table->MemoryACPILevel.ActivityLevel =
3054 cpu_to_be16((u16)pi->mclk_activity_target);
3055
3056 table->MemoryACPILevel.StutterEnable = false;
3057 table->MemoryACPILevel.StrobeEnable = false;
3058 table->MemoryACPILevel.EdcReadEnable = false;
3059 table->MemoryACPILevel.EdcWriteEnable = false;
3060 table->MemoryACPILevel.RttEnable = false;
3061
3062 return 0;
3063}
3064
3065
3066static int ci_enable_ulv(struct radeon_device *rdev, bool enable)
3067{
3068 struct ci_power_info *pi = ci_get_pi(rdev);
3069 struct ci_ulv_parm *ulv = &pi->ulv;
3070
3071 if (ulv->supported) {
3072 if (enable)
3073 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_EnableULV) == PPSMC_Result_OK) ?
3074 0 : -EINVAL;
3075 else
3076 return (ci_send_msg_to_smc(rdev, PPSMC_MSG_DisableULV) == PPSMC_Result_OK) ?
3077 0 : -EINVAL;
3078 }
3079
3080 return 0;
3081}
3082
3083static int ci_populate_ulv_level(struct radeon_device *rdev,
3084 SMU7_Discrete_Ulv *state)
3085{
3086 struct ci_power_info *pi = ci_get_pi(rdev);
3087 u16 ulv_voltage = rdev->pm.dpm.backbias_response_time;
3088
3089 state->CcPwrDynRm = 0;
3090 state->CcPwrDynRm1 = 0;
3091
3092 if (ulv_voltage == 0) {
3093 pi->ulv.supported = false;
3094 return 0;
3095 }
3096
3097 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_BY_SVID2) {
3098 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3099 state->VddcOffset = 0;
3100 else
3101 state->VddcOffset =
3102 rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage;
3103 } else {
3104 if (ulv_voltage > rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v)
3105 state->VddcOffsetVid = 0;
3106 else
3107 state->VddcOffsetVid = (u8)
3108 ((rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[0].v - ulv_voltage) *
3109 VOLTAGE_VID_OFFSET_SCALE2 / VOLTAGE_VID_OFFSET_SCALE1);
3110 }
3111 state->VddcPhase = pi->vddc_phase_shed_control ? 0 : 1;
3112
3113 state->CcPwrDynRm = cpu_to_be32(state->CcPwrDynRm);
3114 state->CcPwrDynRm1 = cpu_to_be32(state->CcPwrDynRm1);
3115 state->VddcOffset = cpu_to_be16(state->VddcOffset);
3116
3117 return 0;
3118}
3119
3120static int ci_calculate_sclk_params(struct radeon_device *rdev,
3121 u32 engine_clock,
3122 SMU7_Discrete_GraphicsLevel *sclk)
3123{
3124 struct ci_power_info *pi = ci_get_pi(rdev);
3125 struct atom_clock_dividers dividers;
3126 u32 spll_func_cntl_3 = pi->clock_registers.cg_spll_func_cntl_3;
3127 u32 spll_func_cntl_4 = pi->clock_registers.cg_spll_func_cntl_4;
3128 u32 cg_spll_spread_spectrum = pi->clock_registers.cg_spll_spread_spectrum;
3129 u32 cg_spll_spread_spectrum_2 = pi->clock_registers.cg_spll_spread_spectrum_2;
3130 u32 reference_clock = rdev->clock.spll.reference_freq;
3131 u32 reference_divider;
3132 u32 fbdiv;
3133 int ret;
3134
3135 ret = radeon_atom_get_clock_dividers(rdev,
3136 COMPUTE_GPUCLK_INPUT_FLAG_SCLK,
3137 engine_clock, false, ÷rs);
3138 if (ret)
3139 return ret;
3140
3141 reference_divider = 1 + dividers.ref_div;
3142 fbdiv = dividers.fb_div & 0x3FFFFFF;
3143
3144 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK;
3145 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv);
3146 spll_func_cntl_3 |= SPLL_DITHEN;
3147
3148 if (pi->caps_sclk_ss_support) {
3149 struct radeon_atom_ss ss;
3150 u32 vco_freq = engine_clock * dividers.post_div;
3151
3152 if (radeon_atombios_get_asic_ss_info(rdev, &ss,
3153 ASIC_INTERNAL_ENGINE_SS, vco_freq)) {
3154 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate);
3155 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000);
3156
3157 cg_spll_spread_spectrum &= ~CLK_S_MASK;
3158 cg_spll_spread_spectrum |= CLK_S(clk_s);
3159 cg_spll_spread_spectrum |= SSEN;
3160
3161 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK;
3162 cg_spll_spread_spectrum_2 |= CLK_V(clk_v);
3163 }
3164 }
3165
3166 sclk->SclkFrequency = engine_clock;
3167 sclk->CgSpllFuncCntl3 = spll_func_cntl_3;
3168 sclk->CgSpllFuncCntl4 = spll_func_cntl_4;
3169 sclk->SpllSpreadSpectrum = cg_spll_spread_spectrum;
3170 sclk->SpllSpreadSpectrum2 = cg_spll_spread_spectrum_2;
3171 sclk->SclkDid = (u8)dividers.post_divider;
3172
3173 return 0;
3174}
3175
3176static int ci_populate_single_graphic_level(struct radeon_device *rdev,
3177 u32 engine_clock,
3178 u16 sclk_activity_level_t,
3179 SMU7_Discrete_GraphicsLevel *graphic_level)
3180{
3181 struct ci_power_info *pi = ci_get_pi(rdev);
3182 int ret;
3183
3184 ret = ci_calculate_sclk_params(rdev, engine_clock, graphic_level);
3185 if (ret)
3186 return ret;
3187
3188 ret = ci_get_dependency_volt_by_clk(rdev,
3189 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
3190 engine_clock, &graphic_level->MinVddc);
3191 if (ret)
3192 return ret;
3193
3194 graphic_level->SclkFrequency = engine_clock;
3195
3196 graphic_level->Flags = 0;
3197 graphic_level->MinVddcPhases = 1;
3198
3199 if (pi->vddc_phase_shed_control)
3200 ci_populate_phase_value_based_on_sclk(rdev,
3201 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table,
3202 engine_clock,
3203 &graphic_level->MinVddcPhases);
3204
3205 graphic_level->ActivityLevel = sclk_activity_level_t;
3206
3207 graphic_level->CcPwrDynRm = 0;
3208 graphic_level->CcPwrDynRm1 = 0;
3209 graphic_level->EnabledForThrottle = 1;
3210 graphic_level->UpH = 0;
3211 graphic_level->DownH = 0;
3212 graphic_level->VoltageDownH = 0;
3213 graphic_level->PowerThrottle = 0;
3214
3215 if (pi->caps_sclk_ds)
3216 graphic_level->DeepSleepDivId = ci_get_sleep_divider_id_from_clock(rdev,
3217 engine_clock,
3218 CISLAND_MINIMUM_ENGINE_CLOCK);
3219
3220 graphic_level->DisplayWatermark = PPSMC_DISPLAY_WATERMARK_LOW;
3221
3222 graphic_level->Flags = cpu_to_be32(graphic_level->Flags);
3223 graphic_level->MinVddc = cpu_to_be32(graphic_level->MinVddc * VOLTAGE_SCALE);
3224 graphic_level->MinVddcPhases = cpu_to_be32(graphic_level->MinVddcPhases);
3225 graphic_level->SclkFrequency = cpu_to_be32(graphic_level->SclkFrequency);
3226 graphic_level->ActivityLevel = cpu_to_be16(graphic_level->ActivityLevel);
3227 graphic_level->CgSpllFuncCntl3 = cpu_to_be32(graphic_level->CgSpllFuncCntl3);
3228 graphic_level->CgSpllFuncCntl4 = cpu_to_be32(graphic_level->CgSpllFuncCntl4);
3229 graphic_level->SpllSpreadSpectrum = cpu_to_be32(graphic_level->SpllSpreadSpectrum);
3230 graphic_level->SpllSpreadSpectrum2 = cpu_to_be32(graphic_level->SpllSpreadSpectrum2);
3231 graphic_level->CcPwrDynRm = cpu_to_be32(graphic_level->CcPwrDynRm);
3232 graphic_level->CcPwrDynRm1 = cpu_to_be32(graphic_level->CcPwrDynRm1);
3233
3234 return 0;
3235}
3236
3237static int ci_populate_all_graphic_levels(struct radeon_device *rdev)
3238{
3239 struct ci_power_info *pi = ci_get_pi(rdev);
3240 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3241 u32 level_array_address = pi->dpm_table_start +
3242 offsetof(SMU7_Discrete_DpmTable, GraphicsLevel);
3243 u32 level_array_size = sizeof(SMU7_Discrete_GraphicsLevel) *
3244 SMU7_MAX_LEVELS_GRAPHICS;
3245 SMU7_Discrete_GraphicsLevel *levels = pi->smc_state_table.GraphicsLevel;
3246 u32 i, ret;
3247
3248 memset(levels, 0, level_array_size);
3249
3250 for (i = 0; i < dpm_table->sclk_table.count; i++) {
3251 ret = ci_populate_single_graphic_level(rdev,
3252 dpm_table->sclk_table.dpm_levels[i].value,
3253 (u16)pi->activity_target[i],
3254 &pi->smc_state_table.GraphicsLevel[i]);
3255 if (ret)
3256 return ret;
3257 if (i > 1)
3258 pi->smc_state_table.GraphicsLevel[i].DeepSleepDivId = 0;
3259 if (i == (dpm_table->sclk_table.count - 1))
3260 pi->smc_state_table.GraphicsLevel[i].DisplayWatermark =
3261 PPSMC_DISPLAY_WATERMARK_HIGH;
3262 }
3263 pi->smc_state_table.GraphicsLevel[0].EnabledForActivity = 1;
3264
3265 pi->smc_state_table.GraphicsDpmLevelCount = (u8)dpm_table->sclk_table.count;
3266 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
3267 ci_get_dpm_level_enable_mask_value(&dpm_table->sclk_table);
3268
3269 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3270 (u8 *)levels, level_array_size,
3271 pi->sram_end);
3272 if (ret)
3273 return ret;
3274
3275 return 0;
3276}
3277
3278static int ci_populate_ulv_state(struct radeon_device *rdev,
3279 SMU7_Discrete_Ulv *ulv_level)
3280{
3281 return ci_populate_ulv_level(rdev, ulv_level);
3282}
3283
3284static int ci_populate_all_memory_levels(struct radeon_device *rdev)
3285{
3286 struct ci_power_info *pi = ci_get_pi(rdev);
3287 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3288 u32 level_array_address = pi->dpm_table_start +
3289 offsetof(SMU7_Discrete_DpmTable, MemoryLevel);
3290 u32 level_array_size = sizeof(SMU7_Discrete_MemoryLevel) *
3291 SMU7_MAX_LEVELS_MEMORY;
3292 SMU7_Discrete_MemoryLevel *levels = pi->smc_state_table.MemoryLevel;
3293 u32 i, ret;
3294
3295 memset(levels, 0, level_array_size);
3296
3297 for (i = 0; i < dpm_table->mclk_table.count; i++) {
3298 if (dpm_table->mclk_table.dpm_levels[i].value == 0)
3299 return -EINVAL;
3300 ret = ci_populate_single_memory_level(rdev,
3301 dpm_table->mclk_table.dpm_levels[i].value,
3302 &pi->smc_state_table.MemoryLevel[i]);
3303 if (ret)
3304 return ret;
3305 }
3306
3307 pi->smc_state_table.MemoryLevel[0].EnabledForActivity = 1;
3308
3309 if ((dpm_table->mclk_table.count >= 2) &&
3310 ((rdev->pdev->device == 0x67B0) || (rdev->pdev->device == 0x67B1))) {
3311 pi->smc_state_table.MemoryLevel[1].MinVddc =
3312 pi->smc_state_table.MemoryLevel[0].MinVddc;
3313 pi->smc_state_table.MemoryLevel[1].MinVddcPhases =
3314 pi->smc_state_table.MemoryLevel[0].MinVddcPhases;
3315 }
3316
3317 pi->smc_state_table.MemoryLevel[0].ActivityLevel = cpu_to_be16(0x1F);
3318
3319 pi->smc_state_table.MemoryDpmLevelCount = (u8)dpm_table->mclk_table.count;
3320 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
3321 ci_get_dpm_level_enable_mask_value(&dpm_table->mclk_table);
3322
3323 pi->smc_state_table.MemoryLevel[dpm_table->mclk_table.count - 1].DisplayWatermark =
3324 PPSMC_DISPLAY_WATERMARK_HIGH;
3325
3326 ret = ci_copy_bytes_to_smc(rdev, level_array_address,
3327 (u8 *)levels, level_array_size,
3328 pi->sram_end);
3329 if (ret)
3330 return ret;
3331
3332 return 0;
3333}
3334
3335static void ci_reset_single_dpm_table(struct radeon_device *rdev,
3336 struct ci_single_dpm_table* dpm_table,
3337 u32 count)
3338{
3339 u32 i;
3340
3341 dpm_table->count = count;
3342 for (i = 0; i < MAX_REGULAR_DPM_NUMBER; i++)
3343 dpm_table->dpm_levels[i].enabled = false;
3344}
3345
3346static void ci_setup_pcie_table_entry(struct ci_single_dpm_table* dpm_table,
3347 u32 index, u32 pcie_gen, u32 pcie_lanes)
3348{
3349 dpm_table->dpm_levels[index].value = pcie_gen;
3350 dpm_table->dpm_levels[index].param1 = pcie_lanes;
3351 dpm_table->dpm_levels[index].enabled = true;
3352}
3353
3354static int ci_setup_default_pcie_tables(struct radeon_device *rdev)
3355{
3356 struct ci_power_info *pi = ci_get_pi(rdev);
3357
3358 if (!pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels)
3359 return -EINVAL;
3360
3361 if (pi->use_pcie_performance_levels && !pi->use_pcie_powersaving_levels) {
3362 pi->pcie_gen_powersaving = pi->pcie_gen_performance;
3363 pi->pcie_lane_powersaving = pi->pcie_lane_performance;
3364 } else if (!pi->use_pcie_performance_levels && pi->use_pcie_powersaving_levels) {
3365 pi->pcie_gen_performance = pi->pcie_gen_powersaving;
3366 pi->pcie_lane_performance = pi->pcie_lane_powersaving;
3367 }
3368
3369 ci_reset_single_dpm_table(rdev,
3370 &pi->dpm_table.pcie_speed_table,
3371 SMU7_MAX_LEVELS_LINK);
3372
3373 if (rdev->family == CHIP_BONAIRE)
3374 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3375 pi->pcie_gen_powersaving.min,
3376 pi->pcie_lane_powersaving.max);
3377 else
3378 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 0,
3379 pi->pcie_gen_powersaving.min,
3380 pi->pcie_lane_powersaving.min);
3381 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 1,
3382 pi->pcie_gen_performance.min,
3383 pi->pcie_lane_performance.min);
3384 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 2,
3385 pi->pcie_gen_powersaving.min,
3386 pi->pcie_lane_powersaving.max);
3387 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 3,
3388 pi->pcie_gen_performance.min,
3389 pi->pcie_lane_performance.max);
3390 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 4,
3391 pi->pcie_gen_powersaving.max,
3392 pi->pcie_lane_powersaving.max);
3393 ci_setup_pcie_table_entry(&pi->dpm_table.pcie_speed_table, 5,
3394 pi->pcie_gen_performance.max,
3395 pi->pcie_lane_performance.max);
3396
3397 pi->dpm_table.pcie_speed_table.count = 6;
3398
3399 return 0;
3400}
3401
3402static int ci_setup_default_dpm_tables(struct radeon_device *rdev)
3403{
3404 struct ci_power_info *pi = ci_get_pi(rdev);
3405 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
3406 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3407 struct radeon_clock_voltage_dependency_table *allowed_mclk_table =
3408 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
3409 struct radeon_cac_leakage_table *std_voltage_table =
3410 &rdev->pm.dpm.dyn_state.cac_leakage_table;
3411 u32 i;
3412
3413 if (allowed_sclk_vddc_table == NULL)
3414 return -EINVAL;
3415 if (allowed_sclk_vddc_table->count < 1)
3416 return -EINVAL;
3417 if (allowed_mclk_table == NULL)
3418 return -EINVAL;
3419 if (allowed_mclk_table->count < 1)
3420 return -EINVAL;
3421
3422 memset(&pi->dpm_table, 0, sizeof(struct ci_dpm_table));
3423
3424 ci_reset_single_dpm_table(rdev,
3425 &pi->dpm_table.sclk_table,
3426 SMU7_MAX_LEVELS_GRAPHICS);
3427 ci_reset_single_dpm_table(rdev,
3428 &pi->dpm_table.mclk_table,
3429 SMU7_MAX_LEVELS_MEMORY);
3430 ci_reset_single_dpm_table(rdev,
3431 &pi->dpm_table.vddc_table,
3432 SMU7_MAX_LEVELS_VDDC);
3433 ci_reset_single_dpm_table(rdev,
3434 &pi->dpm_table.vddci_table,
3435 SMU7_MAX_LEVELS_VDDCI);
3436 ci_reset_single_dpm_table(rdev,
3437 &pi->dpm_table.mvdd_table,
3438 SMU7_MAX_LEVELS_MVDD);
3439
3440 pi->dpm_table.sclk_table.count = 0;
3441 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3442 if ((i == 0) ||
3443 (pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count-1].value !=
3444 allowed_sclk_vddc_table->entries[i].clk)) {
3445 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].value =
3446 allowed_sclk_vddc_table->entries[i].clk;
3447 pi->dpm_table.sclk_table.dpm_levels[pi->dpm_table.sclk_table.count].enabled =
3448 (i == 0) ? true : false;
3449 pi->dpm_table.sclk_table.count++;
3450 }
3451 }
3452
3453 pi->dpm_table.mclk_table.count = 0;
3454 for (i = 0; i < allowed_mclk_table->count; i++) {
3455 if ((i == 0) ||
3456 (pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count-1].value !=
3457 allowed_mclk_table->entries[i].clk)) {
3458 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].value =
3459 allowed_mclk_table->entries[i].clk;
3460 pi->dpm_table.mclk_table.dpm_levels[pi->dpm_table.mclk_table.count].enabled =
3461 (i == 0) ? true : false;
3462 pi->dpm_table.mclk_table.count++;
3463 }
3464 }
3465
3466 for (i = 0; i < allowed_sclk_vddc_table->count; i++) {
3467 pi->dpm_table.vddc_table.dpm_levels[i].value =
3468 allowed_sclk_vddc_table->entries[i].v;
3469 pi->dpm_table.vddc_table.dpm_levels[i].param1 =
3470 std_voltage_table->entries[i].leakage;
3471 pi->dpm_table.vddc_table.dpm_levels[i].enabled = true;
3472 }
3473 pi->dpm_table.vddc_table.count = allowed_sclk_vddc_table->count;
3474
3475 allowed_mclk_table = &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
3476 if (allowed_mclk_table) {
3477 for (i = 0; i < allowed_mclk_table->count; i++) {
3478 pi->dpm_table.vddci_table.dpm_levels[i].value =
3479 allowed_mclk_table->entries[i].v;
3480 pi->dpm_table.vddci_table.dpm_levels[i].enabled = true;
3481 }
3482 pi->dpm_table.vddci_table.count = allowed_mclk_table->count;
3483 }
3484
3485 allowed_mclk_table = &rdev->pm.dpm.dyn_state.mvdd_dependency_on_mclk;
3486 if (allowed_mclk_table) {
3487 for (i = 0; i < allowed_mclk_table->count; i++) {
3488 pi->dpm_table.mvdd_table.dpm_levels[i].value =
3489 allowed_mclk_table->entries[i].v;
3490 pi->dpm_table.mvdd_table.dpm_levels[i].enabled = true;
3491 }
3492 pi->dpm_table.mvdd_table.count = allowed_mclk_table->count;
3493 }
3494
3495 ci_setup_default_pcie_tables(rdev);
3496
3497 return 0;
3498}
3499
3500static int ci_find_boot_level(struct ci_single_dpm_table *table,
3501 u32 value, u32 *boot_level)
3502{
3503 u32 i;
3504 int ret = -EINVAL;
3505
3506 for(i = 0; i < table->count; i++) {
3507 if (value == table->dpm_levels[i].value) {
3508 *boot_level = i;
3509 ret = 0;
3510 }
3511 }
3512
3513 return ret;
3514}
3515
3516static int ci_init_smc_table(struct radeon_device *rdev)
3517{
3518 struct ci_power_info *pi = ci_get_pi(rdev);
3519 struct ci_ulv_parm *ulv = &pi->ulv;
3520 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps;
3521 SMU7_Discrete_DpmTable *table = &pi->smc_state_table;
3522 int ret;
3523
3524 ret = ci_setup_default_dpm_tables(rdev);
3525 if (ret)
3526 return ret;
3527
3528 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE)
3529 ci_populate_smc_voltage_tables(rdev, table);
3530
3531 ci_init_fps_limits(rdev);
3532
3533 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC)
3534 table->SystemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC;
3535
3536 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC)
3537 table->SystemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC;
3538
3539 if (pi->mem_gddr5)
3540 table->SystemFlags |= PPSMC_SYSTEMFLAG_GDDR5;
3541
3542 if (ulv->supported) {
3543 ret = ci_populate_ulv_state(rdev, &pi->smc_state_table.Ulv);
3544 if (ret)
3545 return ret;
3546 WREG32_SMC(CG_ULV_PARAMETER, ulv->cg_ulv_parameter);
3547 }
3548
3549 ret = ci_populate_all_graphic_levels(rdev);
3550 if (ret)
3551 return ret;
3552
3553 ret = ci_populate_all_memory_levels(rdev);
3554 if (ret)
3555 return ret;
3556
3557 ci_populate_smc_link_level(rdev, table);
3558
3559 ret = ci_populate_smc_acpi_level(rdev, table);
3560 if (ret)
3561 return ret;
3562
3563 ret = ci_populate_smc_vce_level(rdev, table);
3564 if (ret)
3565 return ret;
3566
3567 ret = ci_populate_smc_acp_level(rdev, table);
3568 if (ret)
3569 return ret;
3570
3571 ret = ci_populate_smc_samu_level(rdev, table);
3572 if (ret)
3573 return ret;
3574
3575 ret = ci_do_program_memory_timing_parameters(rdev);
3576 if (ret)
3577 return ret;
3578
3579 ret = ci_populate_smc_uvd_level(rdev, table);
3580 if (ret)
3581 return ret;
3582
3583 table->UvdBootLevel = 0;
3584 table->VceBootLevel = 0;
3585 table->AcpBootLevel = 0;
3586 table->SamuBootLevel = 0;
3587 table->GraphicsBootLevel = 0;
3588 table->MemoryBootLevel = 0;
3589
3590 ret = ci_find_boot_level(&pi->dpm_table.sclk_table,
3591 pi->vbios_boot_state.sclk_bootup_value,
3592 (u32 *)&pi->smc_state_table.GraphicsBootLevel);
3593
3594 ret = ci_find_boot_level(&pi->dpm_table.mclk_table,
3595 pi->vbios_boot_state.mclk_bootup_value,
3596 (u32 *)&pi->smc_state_table.MemoryBootLevel);
3597
3598 table->BootVddc = pi->vbios_boot_state.vddc_bootup_value;
3599 table->BootVddci = pi->vbios_boot_state.vddci_bootup_value;
3600 table->BootMVdd = pi->vbios_boot_state.mvdd_bootup_value;
3601
3602 ci_populate_smc_initial_state(rdev, radeon_boot_state);
3603
3604 ret = ci_populate_bapm_parameters_in_dpm_table(rdev);
3605 if (ret)
3606 return ret;
3607
3608 table->UVDInterval = 1;
3609 table->VCEInterval = 1;
3610 table->ACPInterval = 1;
3611 table->SAMUInterval = 1;
3612 table->GraphicsVoltageChangeEnable = 1;
3613 table->GraphicsThermThrottleEnable = 1;
3614 table->GraphicsInterval = 1;
3615 table->VoltageInterval = 1;
3616 table->ThermalInterval = 1;
3617 table->TemperatureLimitHigh = (u16)((pi->thermal_temp_setting.temperature_high *
3618 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3619 table->TemperatureLimitLow = (u16)((pi->thermal_temp_setting.temperature_low *
3620 CISLANDS_Q88_FORMAT_CONVERSION_UNIT) / 1000);
3621 table->MemoryVoltageChangeEnable = 1;
3622 table->MemoryInterval = 1;
3623 table->VoltageResponseTime = 0;
3624 table->VddcVddciDelta = 4000;
3625 table->PhaseResponseTime = 0;
3626 table->MemoryThermThrottleEnable = 1;
3627 table->PCIeBootLinkLevel = pi->dpm_table.pcie_speed_table.count - 1;
3628 table->PCIeGenInterval = 1;
3629 if (pi->voltage_control == CISLANDS_VOLTAGE_CONTROL_BY_SVID2)
3630 table->SVI2Enable = 1;
3631 else
3632 table->SVI2Enable = 0;
3633
3634 table->ThermGpio = 17;
3635 table->SclkStepSize = 0x4000;
3636
3637 table->SystemFlags = cpu_to_be32(table->SystemFlags);
3638 table->SmioMaskVddcVid = cpu_to_be32(table->SmioMaskVddcVid);
3639 table->SmioMaskVddcPhase = cpu_to_be32(table->SmioMaskVddcPhase);
3640 table->SmioMaskVddciVid = cpu_to_be32(table->SmioMaskVddciVid);
3641 table->SmioMaskMvddVid = cpu_to_be32(table->SmioMaskMvddVid);
3642 table->SclkStepSize = cpu_to_be32(table->SclkStepSize);
3643 table->TemperatureLimitHigh = cpu_to_be16(table->TemperatureLimitHigh);
3644 table->TemperatureLimitLow = cpu_to_be16(table->TemperatureLimitLow);
3645 table->VddcVddciDelta = cpu_to_be16(table->VddcVddciDelta);
3646 table->VoltageResponseTime = cpu_to_be16(table->VoltageResponseTime);
3647 table->PhaseResponseTime = cpu_to_be16(table->PhaseResponseTime);
3648 table->BootVddc = cpu_to_be16(table->BootVddc * VOLTAGE_SCALE);
3649 table->BootVddci = cpu_to_be16(table->BootVddci * VOLTAGE_SCALE);
3650 table->BootMVdd = cpu_to_be16(table->BootMVdd * VOLTAGE_SCALE);
3651
3652 ret = ci_copy_bytes_to_smc(rdev,
3653 pi->dpm_table_start +
3654 offsetof(SMU7_Discrete_DpmTable, SystemFlags),
3655 (u8 *)&table->SystemFlags,
3656 sizeof(SMU7_Discrete_DpmTable) - 3 * sizeof(SMU7_PIDController),
3657 pi->sram_end);
3658 if (ret)
3659 return ret;
3660
3661 return 0;
3662}
3663
3664static void ci_trim_single_dpm_states(struct radeon_device *rdev,
3665 struct ci_single_dpm_table *dpm_table,
3666 u32 low_limit, u32 high_limit)
3667{
3668 u32 i;
3669
3670 for (i = 0; i < dpm_table->count; i++) {
3671 if ((dpm_table->dpm_levels[i].value < low_limit) ||
3672 (dpm_table->dpm_levels[i].value > high_limit))
3673 dpm_table->dpm_levels[i].enabled = false;
3674 else
3675 dpm_table->dpm_levels[i].enabled = true;
3676 }
3677}
3678
3679static void ci_trim_pcie_dpm_states(struct radeon_device *rdev,
3680 u32 speed_low, u32 lanes_low,
3681 u32 speed_high, u32 lanes_high)
3682{
3683 struct ci_power_info *pi = ci_get_pi(rdev);
3684 struct ci_single_dpm_table *pcie_table = &pi->dpm_table.pcie_speed_table;
3685 u32 i, j;
3686
3687 for (i = 0; i < pcie_table->count; i++) {
3688 if ((pcie_table->dpm_levels[i].value < speed_low) ||
3689 (pcie_table->dpm_levels[i].param1 < lanes_low) ||
3690 (pcie_table->dpm_levels[i].value > speed_high) ||
3691 (pcie_table->dpm_levels[i].param1 > lanes_high))
3692 pcie_table->dpm_levels[i].enabled = false;
3693 else
3694 pcie_table->dpm_levels[i].enabled = true;
3695 }
3696
3697 for (i = 0; i < pcie_table->count; i++) {
3698 if (pcie_table->dpm_levels[i].enabled) {
3699 for (j = i + 1; j < pcie_table->count; j++) {
3700 if (pcie_table->dpm_levels[j].enabled) {
3701 if ((pcie_table->dpm_levels[i].value == pcie_table->dpm_levels[j].value) &&
3702 (pcie_table->dpm_levels[i].param1 == pcie_table->dpm_levels[j].param1))
3703 pcie_table->dpm_levels[j].enabled = false;
3704 }
3705 }
3706 }
3707 }
3708}
3709
3710static int ci_trim_dpm_states(struct radeon_device *rdev,
3711 struct radeon_ps *radeon_state)
3712{
3713 struct ci_ps *state = ci_get_ps(radeon_state);
3714 struct ci_power_info *pi = ci_get_pi(rdev);
3715 u32 high_limit_count;
3716
3717 if (state->performance_level_count < 1)
3718 return -EINVAL;
3719
3720 if (state->performance_level_count == 1)
3721 high_limit_count = 0;
3722 else
3723 high_limit_count = 1;
3724
3725 ci_trim_single_dpm_states(rdev,
3726 &pi->dpm_table.sclk_table,
3727 state->performance_levels[0].sclk,
3728 state->performance_levels[high_limit_count].sclk);
3729
3730 ci_trim_single_dpm_states(rdev,
3731 &pi->dpm_table.mclk_table,
3732 state->performance_levels[0].mclk,
3733 state->performance_levels[high_limit_count].mclk);
3734
3735 ci_trim_pcie_dpm_states(rdev,
3736 state->performance_levels[0].pcie_gen,
3737 state->performance_levels[0].pcie_lane,
3738 state->performance_levels[high_limit_count].pcie_gen,
3739 state->performance_levels[high_limit_count].pcie_lane);
3740
3741 return 0;
3742}
3743
3744static int ci_apply_disp_minimum_voltage_request(struct radeon_device *rdev)
3745{
3746 struct radeon_clock_voltage_dependency_table *disp_voltage_table =
3747 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk;
3748 struct radeon_clock_voltage_dependency_table *vddc_table =
3749 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
3750 u32 requested_voltage = 0;
3751 u32 i;
3752
3753 if (disp_voltage_table == NULL)
3754 return -EINVAL;
3755 if (!disp_voltage_table->count)
3756 return -EINVAL;
3757
3758 for (i = 0; i < disp_voltage_table->count; i++) {
3759 if (rdev->clock.current_dispclk == disp_voltage_table->entries[i].clk)
3760 requested_voltage = disp_voltage_table->entries[i].v;
3761 }
3762
3763 for (i = 0; i < vddc_table->count; i++) {
3764 if (requested_voltage <= vddc_table->entries[i].v) {
3765 requested_voltage = vddc_table->entries[i].v;
3766 return (ci_send_msg_to_smc_with_parameter(rdev,
3767 PPSMC_MSG_VddC_Request,
3768 requested_voltage * VOLTAGE_SCALE) == PPSMC_Result_OK) ?
3769 0 : -EINVAL;
3770 }
3771 }
3772
3773 return -EINVAL;
3774}
3775
3776static int ci_upload_dpm_level_enable_mask(struct radeon_device *rdev)
3777{
3778 struct ci_power_info *pi = ci_get_pi(rdev);
3779 PPSMC_Result result;
3780
3781 ci_apply_disp_minimum_voltage_request(rdev);
3782
3783 if (!pi->sclk_dpm_key_disabled) {
3784 if (pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
3785 result = ci_send_msg_to_smc_with_parameter(rdev,
3786 PPSMC_MSG_SCLKDPM_SetEnabledMask,
3787 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
3788 if (result != PPSMC_Result_OK)
3789 return -EINVAL;
3790 }
3791 }
3792
3793 if (!pi->mclk_dpm_key_disabled) {
3794 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
3795 result = ci_send_msg_to_smc_with_parameter(rdev,
3796 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3797 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3798 if (result != PPSMC_Result_OK)
3799 return -EINVAL;
3800 }
3801 }
3802#if 0
3803 if (!pi->pcie_dpm_key_disabled) {
3804 if (pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
3805 result = ci_send_msg_to_smc_with_parameter(rdev,
3806 PPSMC_MSG_PCIeDPM_SetEnabledMask,
3807 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
3808 if (result != PPSMC_Result_OK)
3809 return -EINVAL;
3810 }
3811 }
3812#endif
3813 return 0;
3814}
3815
3816static void ci_find_dpm_states_clocks_in_dpm_table(struct radeon_device *rdev,
3817 struct radeon_ps *radeon_state)
3818{
3819 struct ci_power_info *pi = ci_get_pi(rdev);
3820 struct ci_ps *state = ci_get_ps(radeon_state);
3821 struct ci_single_dpm_table *sclk_table = &pi->dpm_table.sclk_table;
3822 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3823 struct ci_single_dpm_table *mclk_table = &pi->dpm_table.mclk_table;
3824 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3825 u32 i;
3826
3827 pi->need_update_smu7_dpm_table = 0;
3828
3829 for (i = 0; i < sclk_table->count; i++) {
3830 if (sclk == sclk_table->dpm_levels[i].value)
3831 break;
3832 }
3833
3834 if (i >= sclk_table->count) {
3835 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_SCLK;
3836 } else {
3837 /* XXX The current code always reprogrammed the sclk levels,
3838 * but we don't currently handle disp sclk requirements
3839 * so just skip it.
3840 */
3841 if (CISLAND_MINIMUM_ENGINE_CLOCK != CISLAND_MINIMUM_ENGINE_CLOCK)
3842 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_SCLK;
3843 }
3844
3845 for (i = 0; i < mclk_table->count; i++) {
3846 if (mclk == mclk_table->dpm_levels[i].value)
3847 break;
3848 }
3849
3850 if (i >= mclk_table->count)
3851 pi->need_update_smu7_dpm_table |= DPMTABLE_OD_UPDATE_MCLK;
3852
3853 if (rdev->pm.dpm.current_active_crtc_count !=
3854 rdev->pm.dpm.new_active_crtc_count)
3855 pi->need_update_smu7_dpm_table |= DPMTABLE_UPDATE_MCLK;
3856}
3857
3858static int ci_populate_and_upload_sclk_mclk_dpm_levels(struct radeon_device *rdev,
3859 struct radeon_ps *radeon_state)
3860{
3861 struct ci_power_info *pi = ci_get_pi(rdev);
3862 struct ci_ps *state = ci_get_ps(radeon_state);
3863 u32 sclk = state->performance_levels[state->performance_level_count-1].sclk;
3864 u32 mclk = state->performance_levels[state->performance_level_count-1].mclk;
3865 struct ci_dpm_table *dpm_table = &pi->dpm_table;
3866 int ret;
3867
3868 if (!pi->need_update_smu7_dpm_table)
3869 return 0;
3870
3871 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_SCLK)
3872 dpm_table->sclk_table.dpm_levels[dpm_table->sclk_table.count-1].value = sclk;
3873
3874 if (pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK)
3875 dpm_table->mclk_table.dpm_levels[dpm_table->mclk_table.count-1].value = mclk;
3876
3877 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_SCLK | DPMTABLE_UPDATE_SCLK)) {
3878 ret = ci_populate_all_graphic_levels(rdev);
3879 if (ret)
3880 return ret;
3881 }
3882
3883 if (pi->need_update_smu7_dpm_table & (DPMTABLE_OD_UPDATE_MCLK | DPMTABLE_UPDATE_MCLK)) {
3884 ret = ci_populate_all_memory_levels(rdev);
3885 if (ret)
3886 return ret;
3887 }
3888
3889 return 0;
3890}
3891
3892static int ci_enable_uvd_dpm(struct radeon_device *rdev, bool enable)
3893{
3894 struct ci_power_info *pi = ci_get_pi(rdev);
3895 const struct radeon_clock_and_voltage_limits *max_limits;
3896 int i;
3897
3898 if (rdev->pm.dpm.ac_power)
3899 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3900 else
3901 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3902
3903 if (enable) {
3904 pi->dpm_level_enable_mask.uvd_dpm_enable_mask = 0;
3905
3906 for (i = rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3907 if (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3908 pi->dpm_level_enable_mask.uvd_dpm_enable_mask |= 1 << i;
3909
3910 if (!pi->caps_uvd_dpm)
3911 break;
3912 }
3913 }
3914
3915 ci_send_msg_to_smc_with_parameter(rdev,
3916 PPSMC_MSG_UVDDPM_SetEnabledMask,
3917 pi->dpm_level_enable_mask.uvd_dpm_enable_mask);
3918
3919 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3920 pi->uvd_enabled = true;
3921 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
3922 ci_send_msg_to_smc_with_parameter(rdev,
3923 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3924 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3925 }
3926 } else {
3927 if (pi->last_mclk_dpm_enable_mask & 0x1) {
3928 pi->uvd_enabled = false;
3929 pi->dpm_level_enable_mask.mclk_dpm_enable_mask |= 1;
3930 ci_send_msg_to_smc_with_parameter(rdev,
3931 PPSMC_MSG_MCLKDPM_SetEnabledMask,
3932 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
3933 }
3934 }
3935
3936 return (ci_send_msg_to_smc(rdev, enable ?
3937 PPSMC_MSG_UVDDPM_Enable : PPSMC_MSG_UVDDPM_Disable) == PPSMC_Result_OK) ?
3938 0 : -EINVAL;
3939}
3940
3941static int ci_enable_vce_dpm(struct radeon_device *rdev, bool enable)
3942{
3943 struct ci_power_info *pi = ci_get_pi(rdev);
3944 const struct radeon_clock_and_voltage_limits *max_limits;
3945 int i;
3946
3947 if (rdev->pm.dpm.ac_power)
3948 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3949 else
3950 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3951
3952 if (enable) {
3953 pi->dpm_level_enable_mask.vce_dpm_enable_mask = 0;
3954 for (i = rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3955 if (rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3956 pi->dpm_level_enable_mask.vce_dpm_enable_mask |= 1 << i;
3957
3958 if (!pi->caps_vce_dpm)
3959 break;
3960 }
3961 }
3962
3963 ci_send_msg_to_smc_with_parameter(rdev,
3964 PPSMC_MSG_VCEDPM_SetEnabledMask,
3965 pi->dpm_level_enable_mask.vce_dpm_enable_mask);
3966 }
3967
3968 return (ci_send_msg_to_smc(rdev, enable ?
3969 PPSMC_MSG_VCEDPM_Enable : PPSMC_MSG_VCEDPM_Disable) == PPSMC_Result_OK) ?
3970 0 : -EINVAL;
3971}
3972
3973#if 0
3974static int ci_enable_samu_dpm(struct radeon_device *rdev, bool enable)
3975{
3976 struct ci_power_info *pi = ci_get_pi(rdev);
3977 const struct radeon_clock_and_voltage_limits *max_limits;
3978 int i;
3979
3980 if (rdev->pm.dpm.ac_power)
3981 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
3982 else
3983 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
3984
3985 if (enable) {
3986 pi->dpm_level_enable_mask.samu_dpm_enable_mask = 0;
3987 for (i = rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
3988 if (rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
3989 pi->dpm_level_enable_mask.samu_dpm_enable_mask |= 1 << i;
3990
3991 if (!pi->caps_samu_dpm)
3992 break;
3993 }
3994 }
3995
3996 ci_send_msg_to_smc_with_parameter(rdev,
3997 PPSMC_MSG_SAMUDPM_SetEnabledMask,
3998 pi->dpm_level_enable_mask.samu_dpm_enable_mask);
3999 }
4000 return (ci_send_msg_to_smc(rdev, enable ?
4001 PPSMC_MSG_SAMUDPM_Enable : PPSMC_MSG_SAMUDPM_Disable) == PPSMC_Result_OK) ?
4002 0 : -EINVAL;
4003}
4004
4005static int ci_enable_acp_dpm(struct radeon_device *rdev, bool enable)
4006{
4007 struct ci_power_info *pi = ci_get_pi(rdev);
4008 const struct radeon_clock_and_voltage_limits *max_limits;
4009 int i;
4010
4011 if (rdev->pm.dpm.ac_power)
4012 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
4013 else
4014 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc;
4015
4016 if (enable) {
4017 pi->dpm_level_enable_mask.acp_dpm_enable_mask = 0;
4018 for (i = rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count - 1; i >= 0; i--) {
4019 if (rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v <= max_limits->vddc) {
4020 pi->dpm_level_enable_mask.acp_dpm_enable_mask |= 1 << i;
4021
4022 if (!pi->caps_acp_dpm)
4023 break;
4024 }
4025 }
4026
4027 ci_send_msg_to_smc_with_parameter(rdev,
4028 PPSMC_MSG_ACPDPM_SetEnabledMask,
4029 pi->dpm_level_enable_mask.acp_dpm_enable_mask);
4030 }
4031
4032 return (ci_send_msg_to_smc(rdev, enable ?
4033 PPSMC_MSG_ACPDPM_Enable : PPSMC_MSG_ACPDPM_Disable) == PPSMC_Result_OK) ?
4034 0 : -EINVAL;
4035}
4036#endif
4037
4038static int ci_update_uvd_dpm(struct radeon_device *rdev, bool gate)
4039{
4040 struct ci_power_info *pi = ci_get_pi(rdev);
4041 u32 tmp;
4042
4043 if (!gate) {
4044 if (pi->caps_uvd_dpm ||
4045 (rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count <= 0))
4046 pi->smc_state_table.UvdBootLevel = 0;
4047 else
4048 pi->smc_state_table.UvdBootLevel =
4049 rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count - 1;
4050
4051 tmp = RREG32_SMC(DPM_TABLE_475);
4052 tmp &= ~UvdBootLevel_MASK;
4053 tmp |= UvdBootLevel(pi->smc_state_table.UvdBootLevel);
4054 WREG32_SMC(DPM_TABLE_475, tmp);
4055 }
4056
4057 return ci_enable_uvd_dpm(rdev, !gate);
4058}
4059
4060static u8 ci_get_vce_boot_level(struct radeon_device *rdev)
4061{
4062 u8 i;
4063 u32 min_evclk = 30000; /* ??? */
4064 struct radeon_vce_clock_voltage_dependency_table *table =
4065 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table;
4066
4067 for (i = 0; i < table->count; i++) {
4068 if (table->entries[i].evclk >= min_evclk)
4069 return i;
4070 }
4071
4072 return table->count - 1;
4073}
4074
4075static int ci_update_vce_dpm(struct radeon_device *rdev,
4076 struct radeon_ps *radeon_new_state,
4077 struct radeon_ps *radeon_current_state)
4078{
4079 struct ci_power_info *pi = ci_get_pi(rdev);
4080 int ret = 0;
4081 u32 tmp;
4082
4083 if (radeon_current_state->evclk != radeon_new_state->evclk) {
4084 if (radeon_new_state->evclk) {
4085 /* turn the clocks on when encoding */
4086 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, false);
4087
4088 pi->smc_state_table.VceBootLevel = ci_get_vce_boot_level(rdev);
4089 tmp = RREG32_SMC(DPM_TABLE_475);
4090 tmp &= ~VceBootLevel_MASK;
4091 tmp |= VceBootLevel(pi->smc_state_table.VceBootLevel);
4092 WREG32_SMC(DPM_TABLE_475, tmp);
4093
4094 ret = ci_enable_vce_dpm(rdev, true);
4095 } else {
4096 /* turn the clocks off when not encoding */
4097 cik_update_cg(rdev, RADEON_CG_BLOCK_VCE, true);
4098
4099 ret = ci_enable_vce_dpm(rdev, false);
4100 }
4101 }
4102 return ret;
4103}
4104
4105#if 0
4106static int ci_update_samu_dpm(struct radeon_device *rdev, bool gate)
4107{
4108 return ci_enable_samu_dpm(rdev, gate);
4109}
4110
4111static int ci_update_acp_dpm(struct radeon_device *rdev, bool gate)
4112{
4113 struct ci_power_info *pi = ci_get_pi(rdev);
4114 u32 tmp;
4115
4116 if (!gate) {
4117 pi->smc_state_table.AcpBootLevel = 0;
4118
4119 tmp = RREG32_SMC(DPM_TABLE_475);
4120 tmp &= ~AcpBootLevel_MASK;
4121 tmp |= AcpBootLevel(pi->smc_state_table.AcpBootLevel);
4122 WREG32_SMC(DPM_TABLE_475, tmp);
4123 }
4124
4125 return ci_enable_acp_dpm(rdev, !gate);
4126}
4127#endif
4128
4129static int ci_generate_dpm_level_enable_mask(struct radeon_device *rdev,
4130 struct radeon_ps *radeon_state)
4131{
4132 struct ci_power_info *pi = ci_get_pi(rdev);
4133 int ret;
4134
4135 ret = ci_trim_dpm_states(rdev, radeon_state);
4136 if (ret)
4137 return ret;
4138
4139 pi->dpm_level_enable_mask.sclk_dpm_enable_mask =
4140 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.sclk_table);
4141 pi->dpm_level_enable_mask.mclk_dpm_enable_mask =
4142 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.mclk_table);
4143 pi->last_mclk_dpm_enable_mask =
4144 pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4145 if (pi->uvd_enabled) {
4146 if (pi->dpm_level_enable_mask.mclk_dpm_enable_mask & 1)
4147 pi->dpm_level_enable_mask.mclk_dpm_enable_mask &= 0xFFFFFFFE;
4148 }
4149 pi->dpm_level_enable_mask.pcie_dpm_enable_mask =
4150 ci_get_dpm_level_enable_mask_value(&pi->dpm_table.pcie_speed_table);
4151
4152 return 0;
4153}
4154
4155static u32 ci_get_lowest_enabled_level(struct radeon_device *rdev,
4156 u32 level_mask)
4157{
4158 u32 level = 0;
4159
4160 while ((level_mask & (1 << level)) == 0)
4161 level++;
4162
4163 return level;
4164}
4165
4166
4167int ci_dpm_force_performance_level(struct radeon_device *rdev,
4168 enum radeon_dpm_forced_level level)
4169{
4170 struct ci_power_info *pi = ci_get_pi(rdev);
4171 u32 tmp, levels, i;
4172 int ret;
4173
4174 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) {
4175 if ((!pi->pcie_dpm_key_disabled) &&
4176 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4177 levels = 0;
4178 tmp = pi->dpm_level_enable_mask.pcie_dpm_enable_mask;
4179 while (tmp >>= 1)
4180 levels++;
4181 if (levels) {
4182 ret = ci_dpm_force_state_pcie(rdev, level);
4183 if (ret)
4184 return ret;
4185 for (i = 0; i < rdev->usec_timeout; i++) {
4186 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4187 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4188 if (tmp == levels)
4189 break;
4190 udelay(1);
4191 }
4192 }
4193 }
4194 if ((!pi->sclk_dpm_key_disabled) &&
4195 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4196 levels = 0;
4197 tmp = pi->dpm_level_enable_mask.sclk_dpm_enable_mask;
4198 while (tmp >>= 1)
4199 levels++;
4200 if (levels) {
4201 ret = ci_dpm_force_state_sclk(rdev, levels);
4202 if (ret)
4203 return ret;
4204 for (i = 0; i < rdev->usec_timeout; i++) {
4205 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4206 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4207 if (tmp == levels)
4208 break;
4209 udelay(1);
4210 }
4211 }
4212 }
4213 if ((!pi->mclk_dpm_key_disabled) &&
4214 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4215 levels = 0;
4216 tmp = pi->dpm_level_enable_mask.mclk_dpm_enable_mask;
4217 while (tmp >>= 1)
4218 levels++;
4219 if (levels) {
4220 ret = ci_dpm_force_state_mclk(rdev, levels);
4221 if (ret)
4222 return ret;
4223 for (i = 0; i < rdev->usec_timeout; i++) {
4224 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4225 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4226 if (tmp == levels)
4227 break;
4228 udelay(1);
4229 }
4230 }
4231 }
4232 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) {
4233 if ((!pi->sclk_dpm_key_disabled) &&
4234 pi->dpm_level_enable_mask.sclk_dpm_enable_mask) {
4235 levels = ci_get_lowest_enabled_level(rdev,
4236 pi->dpm_level_enable_mask.sclk_dpm_enable_mask);
4237 ret = ci_dpm_force_state_sclk(rdev, levels);
4238 if (ret)
4239 return ret;
4240 for (i = 0; i < rdev->usec_timeout; i++) {
4241 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4242 CURR_SCLK_INDEX_MASK) >> CURR_SCLK_INDEX_SHIFT;
4243 if (tmp == levels)
4244 break;
4245 udelay(1);
4246 }
4247 }
4248 if ((!pi->mclk_dpm_key_disabled) &&
4249 pi->dpm_level_enable_mask.mclk_dpm_enable_mask) {
4250 levels = ci_get_lowest_enabled_level(rdev,
4251 pi->dpm_level_enable_mask.mclk_dpm_enable_mask);
4252 ret = ci_dpm_force_state_mclk(rdev, levels);
4253 if (ret)
4254 return ret;
4255 for (i = 0; i < rdev->usec_timeout; i++) {
4256 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX) &
4257 CURR_MCLK_INDEX_MASK) >> CURR_MCLK_INDEX_SHIFT;
4258 if (tmp == levels)
4259 break;
4260 udelay(1);
4261 }
4262 }
4263 if ((!pi->pcie_dpm_key_disabled) &&
4264 pi->dpm_level_enable_mask.pcie_dpm_enable_mask) {
4265 levels = ci_get_lowest_enabled_level(rdev,
4266 pi->dpm_level_enable_mask.pcie_dpm_enable_mask);
4267 ret = ci_dpm_force_state_pcie(rdev, levels);
4268 if (ret)
4269 return ret;
4270 for (i = 0; i < rdev->usec_timeout; i++) {
4271 tmp = (RREG32_SMC(TARGET_AND_CURRENT_PROFILE_INDEX_1) &
4272 CURR_PCIE_INDEX_MASK) >> CURR_PCIE_INDEX_SHIFT;
4273 if (tmp == levels)
4274 break;
4275 udelay(1);
4276 }
4277 }
4278 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) {
4279 if (!pi->pcie_dpm_key_disabled) {
4280 PPSMC_Result smc_result;
4281
4282 smc_result = ci_send_msg_to_smc(rdev,
4283 PPSMC_MSG_PCIeDPM_UnForceLevel);
4284 if (smc_result != PPSMC_Result_OK)
4285 return -EINVAL;
4286 }
4287 ret = ci_upload_dpm_level_enable_mask(rdev);
4288 if (ret)
4289 return ret;
4290 }
4291
4292 rdev->pm.dpm.forced_level = level;
4293
4294 return 0;
4295}
4296
4297static int ci_set_mc_special_registers(struct radeon_device *rdev,
4298 struct ci_mc_reg_table *table)
4299{
4300 struct ci_power_info *pi = ci_get_pi(rdev);
4301 u8 i, j, k;
4302 u32 temp_reg;
4303
4304 for (i = 0, j = table->last; i < table->last; i++) {
4305 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4306 return -EINVAL;
4307 switch(table->mc_reg_address[i].s1 << 2) {
4308 case MC_SEQ_MISC1:
4309 temp_reg = RREG32(MC_PMG_CMD_EMRS);
4310 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2;
4311 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4312 for (k = 0; k < table->num_entries; k++) {
4313 table->mc_reg_table_entry[k].mc_data[j] =
4314 ((temp_reg & 0xffff0000)) | ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16);
4315 }
4316 j++;
4317 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4318 return -EINVAL;
4319
4320 temp_reg = RREG32(MC_PMG_CMD_MRS);
4321 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2;
4322 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4323 for (k = 0; k < table->num_entries; k++) {
4324 table->mc_reg_table_entry[k].mc_data[j] =
4325 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4326 if (!pi->mem_gddr5)
4327 table->mc_reg_table_entry[k].mc_data[j] |= 0x100;
4328 }
4329 j++;
4330 if (j >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4331 return -EINVAL;
4332
4333 if (!pi->mem_gddr5) {
4334 table->mc_reg_address[j].s1 = MC_PMG_AUTO_CMD >> 2;
4335 table->mc_reg_address[j].s0 = MC_PMG_AUTO_CMD >> 2;
4336 for (k = 0; k < table->num_entries; k++) {
4337 table->mc_reg_table_entry[k].mc_data[j] =
4338 (table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16;
4339 }
4340 j++;
4341 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4342 return -EINVAL;
4343 }
4344 break;
4345 case MC_SEQ_RESERVE_M:
4346 temp_reg = RREG32(MC_PMG_CMD_MRS1);
4347 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2;
4348 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4349 for (k = 0; k < table->num_entries; k++) {
4350 table->mc_reg_table_entry[k].mc_data[j] =
4351 (temp_reg & 0xffff0000) | (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff);
4352 }
4353 j++;
4354 if (j > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4355 return -EINVAL;
4356 break;
4357 default:
4358 break;
4359 }
4360
4361 }
4362
4363 table->last = j;
4364
4365 return 0;
4366}
4367
4368static bool ci_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg)
4369{
4370 bool result = true;
4371
4372 switch(in_reg) {
4373 case MC_SEQ_RAS_TIMING >> 2:
4374 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2;
4375 break;
4376 case MC_SEQ_DLL_STBY >> 2:
4377 *out_reg = MC_SEQ_DLL_STBY_LP >> 2;
4378 break;
4379 case MC_SEQ_G5PDX_CMD0 >> 2:
4380 *out_reg = MC_SEQ_G5PDX_CMD0_LP >> 2;
4381 break;
4382 case MC_SEQ_G5PDX_CMD1 >> 2:
4383 *out_reg = MC_SEQ_G5PDX_CMD1_LP >> 2;
4384 break;
4385 case MC_SEQ_G5PDX_CTRL >> 2:
4386 *out_reg = MC_SEQ_G5PDX_CTRL_LP >> 2;
4387 break;
4388 case MC_SEQ_CAS_TIMING >> 2:
4389 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2;
4390 break;
4391 case MC_SEQ_MISC_TIMING >> 2:
4392 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2;
4393 break;
4394 case MC_SEQ_MISC_TIMING2 >> 2:
4395 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2;
4396 break;
4397 case MC_SEQ_PMG_DVS_CMD >> 2:
4398 *out_reg = MC_SEQ_PMG_DVS_CMD_LP >> 2;
4399 break;
4400 case MC_SEQ_PMG_DVS_CTL >> 2:
4401 *out_reg = MC_SEQ_PMG_DVS_CTL_LP >> 2;
4402 break;
4403 case MC_SEQ_RD_CTL_D0 >> 2:
4404 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2;
4405 break;
4406 case MC_SEQ_RD_CTL_D1 >> 2:
4407 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2;
4408 break;
4409 case MC_SEQ_WR_CTL_D0 >> 2:
4410 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2;
4411 break;
4412 case MC_SEQ_WR_CTL_D1 >> 2:
4413 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2;
4414 break;
4415 case MC_PMG_CMD_EMRS >> 2:
4416 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2;
4417 break;
4418 case MC_PMG_CMD_MRS >> 2:
4419 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2;
4420 break;
4421 case MC_PMG_CMD_MRS1 >> 2:
4422 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2;
4423 break;
4424 case MC_SEQ_PMG_TIMING >> 2:
4425 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2;
4426 break;
4427 case MC_PMG_CMD_MRS2 >> 2:
4428 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2;
4429 break;
4430 case MC_SEQ_WR_CTL_2 >> 2:
4431 *out_reg = MC_SEQ_WR_CTL_2_LP >> 2;
4432 break;
4433 default:
4434 result = false;
4435 break;
4436 }
4437
4438 return result;
4439}
4440
4441static void ci_set_valid_flag(struct ci_mc_reg_table *table)
4442{
4443 u8 i, j;
4444
4445 for (i = 0; i < table->last; i++) {
4446 for (j = 1; j < table->num_entries; j++) {
4447 if (table->mc_reg_table_entry[j-1].mc_data[i] !=
4448 table->mc_reg_table_entry[j].mc_data[i]) {
4449 table->valid_flag |= 1 << i;
4450 break;
4451 }
4452 }
4453 }
4454}
4455
4456static void ci_set_s0_mc_reg_index(struct ci_mc_reg_table *table)
4457{
4458 u32 i;
4459 u16 address;
4460
4461 for (i = 0; i < table->last; i++) {
4462 table->mc_reg_address[i].s0 =
4463 ci_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ?
4464 address : table->mc_reg_address[i].s1;
4465 }
4466}
4467
4468static int ci_copy_vbios_mc_reg_table(const struct atom_mc_reg_table *table,
4469 struct ci_mc_reg_table *ci_table)
4470{
4471 u8 i, j;
4472
4473 if (table->last > SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4474 return -EINVAL;
4475 if (table->num_entries > MAX_AC_TIMING_ENTRIES)
4476 return -EINVAL;
4477
4478 for (i = 0; i < table->last; i++)
4479 ci_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1;
4480
4481 ci_table->last = table->last;
4482
4483 for (i = 0; i < table->num_entries; i++) {
4484 ci_table->mc_reg_table_entry[i].mclk_max =
4485 table->mc_reg_table_entry[i].mclk_max;
4486 for (j = 0; j < table->last; j++)
4487 ci_table->mc_reg_table_entry[i].mc_data[j] =
4488 table->mc_reg_table_entry[i].mc_data[j];
4489 }
4490 ci_table->num_entries = table->num_entries;
4491
4492 return 0;
4493}
4494
4495static int ci_register_patching_mc_seq(struct radeon_device *rdev,
4496 struct ci_mc_reg_table *table)
4497{
4498 u8 i, k;
4499 u32 tmp;
4500 bool patch;
4501
4502 tmp = RREG32(MC_SEQ_MISC0);
4503 patch = ((tmp & 0x0000f00) == 0x300) ? true : false;
4504
4505 if (patch &&
4506 ((rdev->pdev->device == 0x67B0) ||
4507 (rdev->pdev->device == 0x67B1))) {
4508 for (i = 0; i < table->last; i++) {
4509 if (table->last >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4510 return -EINVAL;
4511 switch(table->mc_reg_address[i].s1 >> 2) {
4512 case MC_SEQ_MISC1:
4513 for (k = 0; k < table->num_entries; k++) {
4514 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4515 (table->mc_reg_table_entry[k].mclk_max == 137500))
4516 table->mc_reg_table_entry[k].mc_data[i] =
4517 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFF8) |
4518 0x00000007;
4519 }
4520 break;
4521 case MC_SEQ_WR_CTL_D0:
4522 for (k = 0; k < table->num_entries; k++) {
4523 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4524 (table->mc_reg_table_entry[k].mclk_max == 137500))
4525 table->mc_reg_table_entry[k].mc_data[i] =
4526 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4527 0x0000D0DD;
4528 }
4529 break;
4530 case MC_SEQ_WR_CTL_D1:
4531 for (k = 0; k < table->num_entries; k++) {
4532 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4533 (table->mc_reg_table_entry[k].mclk_max == 137500))
4534 table->mc_reg_table_entry[k].mc_data[i] =
4535 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFF0F00) |
4536 0x0000D0DD;
4537 }
4538 break;
4539 case MC_SEQ_WR_CTL_2:
4540 for (k = 0; k < table->num_entries; k++) {
4541 if ((table->mc_reg_table_entry[k].mclk_max == 125000) ||
4542 (table->mc_reg_table_entry[k].mclk_max == 137500))
4543 table->mc_reg_table_entry[k].mc_data[i] = 0;
4544 }
4545 break;
4546 case MC_SEQ_CAS_TIMING:
4547 for (k = 0; k < table->num_entries; k++) {
4548 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4549 table->mc_reg_table_entry[k].mc_data[i] =
4550 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4551 0x000C0140;
4552 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4553 table->mc_reg_table_entry[k].mc_data[i] =
4554 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFE0FE0F) |
4555 0x000C0150;
4556 }
4557 break;
4558 case MC_SEQ_MISC_TIMING:
4559 for (k = 0; k < table->num_entries; k++) {
4560 if (table->mc_reg_table_entry[k].mclk_max == 125000)
4561 table->mc_reg_table_entry[k].mc_data[i] =
4562 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4563 0x00000030;
4564 else if (table->mc_reg_table_entry[k].mclk_max == 137500)
4565 table->mc_reg_table_entry[k].mc_data[i] =
4566 (table->mc_reg_table_entry[k].mc_data[i] & 0xFFFFFFE0) |
4567 0x00000035;
4568 }
4569 break;
4570 default:
4571 break;
4572 }
4573 }
4574
4575 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4576 tmp = RREG32(MC_SEQ_IO_DEBUG_DATA);
4577 tmp = (tmp & 0xFFF8FFFF) | (1 << 16);
4578 WREG32(MC_SEQ_IO_DEBUG_INDEX, 3);
4579 WREG32(MC_SEQ_IO_DEBUG_DATA, tmp);
4580 }
4581
4582 return 0;
4583}
4584
4585static int ci_initialize_mc_reg_table(struct radeon_device *rdev)
4586{
4587 struct ci_power_info *pi = ci_get_pi(rdev);
4588 struct atom_mc_reg_table *table;
4589 struct ci_mc_reg_table *ci_table = &pi->mc_reg_table;
4590 u8 module_index = rv770_get_memory_module_index(rdev);
4591 int ret;
4592
4593 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL);
4594 if (!table)
4595 return -ENOMEM;
4596
4597 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING));
4598 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING));
4599 WREG32(MC_SEQ_DLL_STBY_LP, RREG32(MC_SEQ_DLL_STBY));
4600 WREG32(MC_SEQ_G5PDX_CMD0_LP, RREG32(MC_SEQ_G5PDX_CMD0));
4601 WREG32(MC_SEQ_G5PDX_CMD1_LP, RREG32(MC_SEQ_G5PDX_CMD1));
4602 WREG32(MC_SEQ_G5PDX_CTRL_LP, RREG32(MC_SEQ_G5PDX_CTRL));
4603 WREG32(MC_SEQ_PMG_DVS_CMD_LP, RREG32(MC_SEQ_PMG_DVS_CMD));
4604 WREG32(MC_SEQ_PMG_DVS_CTL_LP, RREG32(MC_SEQ_PMG_DVS_CTL));
4605 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING));
4606 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2));
4607 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS));
4608 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS));
4609 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1));
4610 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0));
4611 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1));
4612 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0));
4613 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1));
4614 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING));
4615 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2));
4616 WREG32(MC_SEQ_WR_CTL_2_LP, RREG32(MC_SEQ_WR_CTL_2));
4617
4618 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table);
4619 if (ret)
4620 goto init_mc_done;
4621
4622 ret = ci_copy_vbios_mc_reg_table(table, ci_table);
4623 if (ret)
4624 goto init_mc_done;
4625
4626 ci_set_s0_mc_reg_index(ci_table);
4627
4628 ret = ci_register_patching_mc_seq(rdev, ci_table);
4629 if (ret)
4630 goto init_mc_done;
4631
4632 ret = ci_set_mc_special_registers(rdev, ci_table);
4633 if (ret)
4634 goto init_mc_done;
4635
4636 ci_set_valid_flag(ci_table);
4637
4638init_mc_done:
4639 kfree(table);
4640
4641 return ret;
4642}
4643
4644static int ci_populate_mc_reg_addresses(struct radeon_device *rdev,
4645 SMU7_Discrete_MCRegisters *mc_reg_table)
4646{
4647 struct ci_power_info *pi = ci_get_pi(rdev);
4648 u32 i, j;
4649
4650 for (i = 0, j = 0; j < pi->mc_reg_table.last; j++) {
4651 if (pi->mc_reg_table.valid_flag & (1 << j)) {
4652 if (i >= SMU7_DISCRETE_MC_REGISTER_ARRAY_SIZE)
4653 return -EINVAL;
4654 mc_reg_table->address[i].s0 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s0);
4655 mc_reg_table->address[i].s1 = cpu_to_be16(pi->mc_reg_table.mc_reg_address[j].s1);
4656 i++;
4657 }
4658 }
4659
4660 mc_reg_table->last = (u8)i;
4661
4662 return 0;
4663}
4664
4665static void ci_convert_mc_registers(const struct ci_mc_reg_entry *entry,
4666 SMU7_Discrete_MCRegisterSet *data,
4667 u32 num_entries, u32 valid_flag)
4668{
4669 u32 i, j;
4670
4671 for (i = 0, j = 0; j < num_entries; j++) {
4672 if (valid_flag & (1 << j)) {
4673 data->value[i] = cpu_to_be32(entry->mc_data[j]);
4674 i++;
4675 }
4676 }
4677}
4678
4679static void ci_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev,
4680 const u32 memory_clock,
4681 SMU7_Discrete_MCRegisterSet *mc_reg_table_data)
4682{
4683 struct ci_power_info *pi = ci_get_pi(rdev);
4684 u32 i = 0;
4685
4686 for(i = 0; i < pi->mc_reg_table.num_entries; i++) {
4687 if (memory_clock <= pi->mc_reg_table.mc_reg_table_entry[i].mclk_max)
4688 break;
4689 }
4690
4691 if ((i == pi->mc_reg_table.num_entries) && (i > 0))
4692 --i;
4693
4694 ci_convert_mc_registers(&pi->mc_reg_table.mc_reg_table_entry[i],
4695 mc_reg_table_data, pi->mc_reg_table.last,
4696 pi->mc_reg_table.valid_flag);
4697}
4698
4699static void ci_convert_mc_reg_table_to_smc(struct radeon_device *rdev,
4700 SMU7_Discrete_MCRegisters *mc_reg_table)
4701{
4702 struct ci_power_info *pi = ci_get_pi(rdev);
4703 u32 i;
4704
4705 for (i = 0; i < pi->dpm_table.mclk_table.count; i++)
4706 ci_convert_mc_reg_table_entry_to_smc(rdev,
4707 pi->dpm_table.mclk_table.dpm_levels[i].value,
4708 &mc_reg_table->data[i]);
4709}
4710
4711static int ci_populate_initial_mc_reg_table(struct radeon_device *rdev)
4712{
4713 struct ci_power_info *pi = ci_get_pi(rdev);
4714 int ret;
4715
4716 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4717
4718 ret = ci_populate_mc_reg_addresses(rdev, &pi->smc_mc_reg_table);
4719 if (ret)
4720 return ret;
4721 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4722
4723 return ci_copy_bytes_to_smc(rdev,
4724 pi->mc_reg_table_start,
4725 (u8 *)&pi->smc_mc_reg_table,
4726 sizeof(SMU7_Discrete_MCRegisters),
4727 pi->sram_end);
4728}
4729
4730static int ci_update_and_upload_mc_reg_table(struct radeon_device *rdev)
4731{
4732 struct ci_power_info *pi = ci_get_pi(rdev);
4733
4734 if (!(pi->need_update_smu7_dpm_table & DPMTABLE_OD_UPDATE_MCLK))
4735 return 0;
4736
4737 memset(&pi->smc_mc_reg_table, 0, sizeof(SMU7_Discrete_MCRegisters));
4738
4739 ci_convert_mc_reg_table_to_smc(rdev, &pi->smc_mc_reg_table);
4740
4741 return ci_copy_bytes_to_smc(rdev,
4742 pi->mc_reg_table_start +
4743 offsetof(SMU7_Discrete_MCRegisters, data[0]),
4744 (u8 *)&pi->smc_mc_reg_table.data[0],
4745 sizeof(SMU7_Discrete_MCRegisterSet) *
4746 pi->dpm_table.mclk_table.count,
4747 pi->sram_end);
4748}
4749
4750static void ci_enable_voltage_control(struct radeon_device *rdev)
4751{
4752 u32 tmp = RREG32_SMC(GENERAL_PWRMGT);
4753
4754 tmp |= VOLT_PWRMGT_EN;
4755 WREG32_SMC(GENERAL_PWRMGT, tmp);
4756}
4757
4758static enum radeon_pcie_gen ci_get_maximum_link_speed(struct radeon_device *rdev,
4759 struct radeon_ps *radeon_state)
4760{
4761 struct ci_ps *state = ci_get_ps(radeon_state);
4762 int i;
4763 u16 pcie_speed, max_speed = 0;
4764
4765 for (i = 0; i < state->performance_level_count; i++) {
4766 pcie_speed = state->performance_levels[i].pcie_gen;
4767 if (max_speed < pcie_speed)
4768 max_speed = pcie_speed;
4769 }
4770
4771 return max_speed;
4772}
4773
4774static u16 ci_get_current_pcie_speed(struct radeon_device *rdev)
4775{
4776 u32 speed_cntl = 0;
4777
4778 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL) & LC_CURRENT_DATA_RATE_MASK;
4779 speed_cntl >>= LC_CURRENT_DATA_RATE_SHIFT;
4780
4781 return (u16)speed_cntl;
4782}
4783
4784static int ci_get_current_pcie_lane_number(struct radeon_device *rdev)
4785{
4786 u32 link_width = 0;
4787
4788 link_width = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL) & LC_LINK_WIDTH_RD_MASK;
4789 link_width >>= LC_LINK_WIDTH_RD_SHIFT;
4790
4791 switch (link_width) {
4792 case RADEON_PCIE_LC_LINK_WIDTH_X1:
4793 return 1;
4794 case RADEON_PCIE_LC_LINK_WIDTH_X2:
4795 return 2;
4796 case RADEON_PCIE_LC_LINK_WIDTH_X4:
4797 return 4;
4798 case RADEON_PCIE_LC_LINK_WIDTH_X8:
4799 return 8;
4800 case RADEON_PCIE_LC_LINK_WIDTH_X12:
4801 /* not actually supported */
4802 return 12;
4803 case RADEON_PCIE_LC_LINK_WIDTH_X0:
4804 case RADEON_PCIE_LC_LINK_WIDTH_X16:
4805 default:
4806 return 16;
4807 }
4808}
4809
4810static void ci_request_link_speed_change_before_state_change(struct radeon_device *rdev,
4811 struct radeon_ps *radeon_new_state,
4812 struct radeon_ps *radeon_current_state)
4813{
4814 struct ci_power_info *pi = ci_get_pi(rdev);
4815 enum radeon_pcie_gen target_link_speed =
4816 ci_get_maximum_link_speed(rdev, radeon_new_state);
4817 enum radeon_pcie_gen current_link_speed;
4818
4819 if (pi->force_pcie_gen == RADEON_PCIE_GEN_INVALID)
4820 current_link_speed = ci_get_maximum_link_speed(rdev, radeon_current_state);
4821 else
4822 current_link_speed = pi->force_pcie_gen;
4823
4824 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
4825 pi->pspp_notify_required = false;
4826 if (target_link_speed > current_link_speed) {
4827 switch (target_link_speed) {
4828#ifdef CONFIG_ACPI
4829 case RADEON_PCIE_GEN3:
4830 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN3, false) == 0)
4831 break;
4832 pi->force_pcie_gen = RADEON_PCIE_GEN2;
4833 if (current_link_speed == RADEON_PCIE_GEN2)
4834 break;
4835 fallthrough;
4836 case RADEON_PCIE_GEN2:
4837 if (radeon_acpi_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, false) == 0)
4838 break;
4839 fallthrough;
4840#endif
4841 default:
4842 pi->force_pcie_gen = ci_get_current_pcie_speed(rdev);
4843 break;
4844 }
4845 } else {
4846 if (target_link_speed < current_link_speed)
4847 pi->pspp_notify_required = true;
4848 }
4849}
4850
4851static void ci_notify_link_speed_change_after_state_change(struct radeon_device *rdev,
4852 struct radeon_ps *radeon_new_state,
4853 struct radeon_ps *radeon_current_state)
4854{
4855 struct ci_power_info *pi = ci_get_pi(rdev);
4856 enum radeon_pcie_gen target_link_speed =
4857 ci_get_maximum_link_speed(rdev, radeon_new_state);
4858 u8 request;
4859
4860 if (pi->pspp_notify_required) {
4861 if (target_link_speed == RADEON_PCIE_GEN3)
4862 request = PCIE_PERF_REQ_PECI_GEN3;
4863 else if (target_link_speed == RADEON_PCIE_GEN2)
4864 request = PCIE_PERF_REQ_PECI_GEN2;
4865 else
4866 request = PCIE_PERF_REQ_PECI_GEN1;
4867
4868 if ((request == PCIE_PERF_REQ_PECI_GEN1) &&
4869 (ci_get_current_pcie_speed(rdev) > 0))
4870 return;
4871
4872#ifdef CONFIG_ACPI
4873 radeon_acpi_pcie_performance_request(rdev, request, false);
4874#endif
4875 }
4876}
4877
4878static int ci_set_private_data_variables_based_on_pptable(struct radeon_device *rdev)
4879{
4880 struct ci_power_info *pi = ci_get_pi(rdev);
4881 struct radeon_clock_voltage_dependency_table *allowed_sclk_vddc_table =
4882 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk;
4883 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddc_table =
4884 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk;
4885 struct radeon_clock_voltage_dependency_table *allowed_mclk_vddci_table =
4886 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk;
4887
4888 if (allowed_sclk_vddc_table == NULL)
4889 return -EINVAL;
4890 if (allowed_sclk_vddc_table->count < 1)
4891 return -EINVAL;
4892 if (allowed_mclk_vddc_table == NULL)
4893 return -EINVAL;
4894 if (allowed_mclk_vddc_table->count < 1)
4895 return -EINVAL;
4896 if (allowed_mclk_vddci_table == NULL)
4897 return -EINVAL;
4898 if (allowed_mclk_vddci_table->count < 1)
4899 return -EINVAL;
4900
4901 pi->min_vddc_in_pp_table = allowed_sclk_vddc_table->entries[0].v;
4902 pi->max_vddc_in_pp_table =
4903 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4904
4905 pi->min_vddci_in_pp_table = allowed_mclk_vddci_table->entries[0].v;
4906 pi->max_vddci_in_pp_table =
4907 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4908
4909 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk =
4910 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4911 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk =
4912 allowed_mclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].clk;
4913 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc =
4914 allowed_sclk_vddc_table->entries[allowed_sclk_vddc_table->count - 1].v;
4915 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci =
4916 allowed_mclk_vddci_table->entries[allowed_mclk_vddci_table->count - 1].v;
4917
4918 return 0;
4919}
4920
4921static void ci_patch_with_vddc_leakage(struct radeon_device *rdev, u16 *vddc)
4922{
4923 struct ci_power_info *pi = ci_get_pi(rdev);
4924 struct ci_leakage_voltage *leakage_table = &pi->vddc_leakage;
4925 u32 leakage_index;
4926
4927 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4928 if (leakage_table->leakage_id[leakage_index] == *vddc) {
4929 *vddc = leakage_table->actual_voltage[leakage_index];
4930 break;
4931 }
4932 }
4933}
4934
4935static void ci_patch_with_vddci_leakage(struct radeon_device *rdev, u16 *vddci)
4936{
4937 struct ci_power_info *pi = ci_get_pi(rdev);
4938 struct ci_leakage_voltage *leakage_table = &pi->vddci_leakage;
4939 u32 leakage_index;
4940
4941 for (leakage_index = 0; leakage_index < leakage_table->count; leakage_index++) {
4942 if (leakage_table->leakage_id[leakage_index] == *vddci) {
4943 *vddci = leakage_table->actual_voltage[leakage_index];
4944 break;
4945 }
4946 }
4947}
4948
4949static void ci_patch_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4950 struct radeon_clock_voltage_dependency_table *table)
4951{
4952 u32 i;
4953
4954 if (table) {
4955 for (i = 0; i < table->count; i++)
4956 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4957 }
4958}
4959
4960static void ci_patch_clock_voltage_dependency_table_with_vddci_leakage(struct radeon_device *rdev,
4961 struct radeon_clock_voltage_dependency_table *table)
4962{
4963 u32 i;
4964
4965 if (table) {
4966 for (i = 0; i < table->count; i++)
4967 ci_patch_with_vddci_leakage(rdev, &table->entries[i].v);
4968 }
4969}
4970
4971static void ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4972 struct radeon_vce_clock_voltage_dependency_table *table)
4973{
4974 u32 i;
4975
4976 if (table) {
4977 for (i = 0; i < table->count; i++)
4978 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4979 }
4980}
4981
4982static void ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(struct radeon_device *rdev,
4983 struct radeon_uvd_clock_voltage_dependency_table *table)
4984{
4985 u32 i;
4986
4987 if (table) {
4988 for (i = 0; i < table->count; i++)
4989 ci_patch_with_vddc_leakage(rdev, &table->entries[i].v);
4990 }
4991}
4992
4993static void ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(struct radeon_device *rdev,
4994 struct radeon_phase_shedding_limits_table *table)
4995{
4996 u32 i;
4997
4998 if (table) {
4999 for (i = 0; i < table->count; i++)
5000 ci_patch_with_vddc_leakage(rdev, &table->entries[i].voltage);
5001 }
5002}
5003
5004static void ci_patch_clock_voltage_limits_with_vddc_leakage(struct radeon_device *rdev,
5005 struct radeon_clock_and_voltage_limits *table)
5006{
5007 if (table) {
5008 ci_patch_with_vddc_leakage(rdev, (u16 *)&table->vddc);
5009 ci_patch_with_vddci_leakage(rdev, (u16 *)&table->vddci);
5010 }
5011}
5012
5013static void ci_patch_cac_leakage_table_with_vddc_leakage(struct radeon_device *rdev,
5014 struct radeon_cac_leakage_table *table)
5015{
5016 u32 i;
5017
5018 if (table) {
5019 for (i = 0; i < table->count; i++)
5020 ci_patch_with_vddc_leakage(rdev, &table->entries[i].vddc);
5021 }
5022}
5023
5024static void ci_patch_dependency_tables_with_leakage(struct radeon_device *rdev)
5025{
5026
5027 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5028 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk);
5029 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5030 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk);
5031 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5032 &rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk);
5033 ci_patch_clock_voltage_dependency_table_with_vddci_leakage(rdev,
5034 &rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk);
5035 ci_patch_vce_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5036 &rdev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table);
5037 ci_patch_uvd_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5038 &rdev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table);
5039 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5040 &rdev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table);
5041 ci_patch_clock_voltage_dependency_table_with_vddc_leakage(rdev,
5042 &rdev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table);
5043 ci_patch_vddc_phase_shed_limit_table_with_vddc_leakage(rdev,
5044 &rdev->pm.dpm.dyn_state.phase_shedding_limits_table);
5045 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5046 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac);
5047 ci_patch_clock_voltage_limits_with_vddc_leakage(rdev,
5048 &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc);
5049 ci_patch_cac_leakage_table_with_vddc_leakage(rdev,
5050 &rdev->pm.dpm.dyn_state.cac_leakage_table);
5051
5052}
5053
5054static void ci_get_memory_type(struct radeon_device *rdev)
5055{
5056 struct ci_power_info *pi = ci_get_pi(rdev);
5057 u32 tmp;
5058
5059 tmp = RREG32(MC_SEQ_MISC0);
5060
5061 if (((tmp & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT) ==
5062 MC_SEQ_MISC0_GDDR5_VALUE)
5063 pi->mem_gddr5 = true;
5064 else
5065 pi->mem_gddr5 = false;
5066
5067}
5068
5069static void ci_update_current_ps(struct radeon_device *rdev,
5070 struct radeon_ps *rps)
5071{
5072 struct ci_ps *new_ps = ci_get_ps(rps);
5073 struct ci_power_info *pi = ci_get_pi(rdev);
5074
5075 pi->current_rps = *rps;
5076 pi->current_ps = *new_ps;
5077 pi->current_rps.ps_priv = &pi->current_ps;
5078}
5079
5080static void ci_update_requested_ps(struct radeon_device *rdev,
5081 struct radeon_ps *rps)
5082{
5083 struct ci_ps *new_ps = ci_get_ps(rps);
5084 struct ci_power_info *pi = ci_get_pi(rdev);
5085
5086 pi->requested_rps = *rps;
5087 pi->requested_ps = *new_ps;
5088 pi->requested_rps.ps_priv = &pi->requested_ps;
5089}
5090
5091int ci_dpm_pre_set_power_state(struct radeon_device *rdev)
5092{
5093 struct ci_power_info *pi = ci_get_pi(rdev);
5094 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps;
5095 struct radeon_ps *new_ps = &requested_ps;
5096
5097 ci_update_requested_ps(rdev, new_ps);
5098
5099 ci_apply_state_adjust_rules(rdev, &pi->requested_rps);
5100
5101 return 0;
5102}
5103
5104void ci_dpm_post_set_power_state(struct radeon_device *rdev)
5105{
5106 struct ci_power_info *pi = ci_get_pi(rdev);
5107 struct radeon_ps *new_ps = &pi->requested_rps;
5108
5109 ci_update_current_ps(rdev, new_ps);
5110}
5111
5112
5113void ci_dpm_setup_asic(struct radeon_device *rdev)
5114{
5115 int r;
5116
5117 r = ci_mc_load_microcode(rdev);
5118 if (r)
5119 DRM_ERROR("Failed to load MC firmware!\n");
5120 ci_read_clock_registers(rdev);
5121 ci_get_memory_type(rdev);
5122 ci_enable_acpi_power_management(rdev);
5123 ci_init_sclk_t(rdev);
5124}
5125
5126int ci_dpm_enable(struct radeon_device *rdev)
5127{
5128 struct ci_power_info *pi = ci_get_pi(rdev);
5129 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5130 int ret;
5131
5132 if (ci_is_smc_running(rdev))
5133 return -EINVAL;
5134 if (pi->voltage_control != CISLANDS_VOLTAGE_CONTROL_NONE) {
5135 ci_enable_voltage_control(rdev);
5136 ret = ci_construct_voltage_tables(rdev);
5137 if (ret) {
5138 DRM_ERROR("ci_construct_voltage_tables failed\n");
5139 return ret;
5140 }
5141 }
5142 if (pi->caps_dynamic_ac_timing) {
5143 ret = ci_initialize_mc_reg_table(rdev);
5144 if (ret)
5145 pi->caps_dynamic_ac_timing = false;
5146 }
5147 if (pi->dynamic_ss)
5148 ci_enable_spread_spectrum(rdev, true);
5149 if (pi->thermal_protection)
5150 ci_enable_thermal_protection(rdev, true);
5151 ci_program_sstp(rdev);
5152 ci_enable_display_gap(rdev);
5153 ci_program_vc(rdev);
5154 ret = ci_upload_firmware(rdev);
5155 if (ret) {
5156 DRM_ERROR("ci_upload_firmware failed\n");
5157 return ret;
5158 }
5159 ret = ci_process_firmware_header(rdev);
5160 if (ret) {
5161 DRM_ERROR("ci_process_firmware_header failed\n");
5162 return ret;
5163 }
5164 ret = ci_initial_switch_from_arb_f0_to_f1(rdev);
5165 if (ret) {
5166 DRM_ERROR("ci_initial_switch_from_arb_f0_to_f1 failed\n");
5167 return ret;
5168 }
5169 ret = ci_init_smc_table(rdev);
5170 if (ret) {
5171 DRM_ERROR("ci_init_smc_table failed\n");
5172 return ret;
5173 }
5174 ret = ci_init_arb_table_index(rdev);
5175 if (ret) {
5176 DRM_ERROR("ci_init_arb_table_index failed\n");
5177 return ret;
5178 }
5179 if (pi->caps_dynamic_ac_timing) {
5180 ret = ci_populate_initial_mc_reg_table(rdev);
5181 if (ret) {
5182 DRM_ERROR("ci_populate_initial_mc_reg_table failed\n");
5183 return ret;
5184 }
5185 }
5186 ret = ci_populate_pm_base(rdev);
5187 if (ret) {
5188 DRM_ERROR("ci_populate_pm_base failed\n");
5189 return ret;
5190 }
5191 ci_dpm_start_smc(rdev);
5192 ci_enable_vr_hot_gpio_interrupt(rdev);
5193 ret = ci_notify_smc_display_change(rdev, false);
5194 if (ret) {
5195 DRM_ERROR("ci_notify_smc_display_change failed\n");
5196 return ret;
5197 }
5198 ci_enable_sclk_control(rdev, true);
5199 ret = ci_enable_ulv(rdev, true);
5200 if (ret) {
5201 DRM_ERROR("ci_enable_ulv failed\n");
5202 return ret;
5203 }
5204 ret = ci_enable_ds_master_switch(rdev, true);
5205 if (ret) {
5206 DRM_ERROR("ci_enable_ds_master_switch failed\n");
5207 return ret;
5208 }
5209 ret = ci_start_dpm(rdev);
5210 if (ret) {
5211 DRM_ERROR("ci_start_dpm failed\n");
5212 return ret;
5213 }
5214 ret = ci_enable_didt(rdev, true);
5215 if (ret) {
5216 DRM_ERROR("ci_enable_didt failed\n");
5217 return ret;
5218 }
5219 ret = ci_enable_smc_cac(rdev, true);
5220 if (ret) {
5221 DRM_ERROR("ci_enable_smc_cac failed\n");
5222 return ret;
5223 }
5224 ret = ci_enable_power_containment(rdev, true);
5225 if (ret) {
5226 DRM_ERROR("ci_enable_power_containment failed\n");
5227 return ret;
5228 }
5229
5230 ret = ci_power_control_set_level(rdev);
5231 if (ret) {
5232 DRM_ERROR("ci_power_control_set_level failed\n");
5233 return ret;
5234 }
5235
5236 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true);
5237
5238 ret = ci_enable_thermal_based_sclk_dpm(rdev, true);
5239 if (ret) {
5240 DRM_ERROR("ci_enable_thermal_based_sclk_dpm failed\n");
5241 return ret;
5242 }
5243
5244 ci_thermal_start_thermal_controller(rdev);
5245
5246 ci_update_current_ps(rdev, boot_ps);
5247
5248 return 0;
5249}
5250
5251static int ci_set_temperature_range(struct radeon_device *rdev)
5252{
5253 int ret;
5254
5255 ret = ci_thermal_enable_alert(rdev, false);
5256 if (ret)
5257 return ret;
5258 ret = ci_thermal_set_temperature_range(rdev, R600_TEMP_RANGE_MIN, R600_TEMP_RANGE_MAX);
5259 if (ret)
5260 return ret;
5261 ret = ci_thermal_enable_alert(rdev, true);
5262 if (ret)
5263 return ret;
5264
5265 return ret;
5266}
5267
5268int ci_dpm_late_enable(struct radeon_device *rdev)
5269{
5270 int ret;
5271
5272 ret = ci_set_temperature_range(rdev);
5273 if (ret)
5274 return ret;
5275
5276 ci_dpm_powergate_uvd(rdev, true);
5277
5278 return 0;
5279}
5280
5281void ci_dpm_disable(struct radeon_device *rdev)
5282{
5283 struct ci_power_info *pi = ci_get_pi(rdev);
5284 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps;
5285
5286 ci_dpm_powergate_uvd(rdev, false);
5287
5288 if (!ci_is_smc_running(rdev))
5289 return;
5290
5291 ci_thermal_stop_thermal_controller(rdev);
5292
5293 if (pi->thermal_protection)
5294 ci_enable_thermal_protection(rdev, false);
5295 ci_enable_power_containment(rdev, false);
5296 ci_enable_smc_cac(rdev, false);
5297 ci_enable_didt(rdev, false);
5298 ci_enable_spread_spectrum(rdev, false);
5299 ci_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false);
5300 ci_stop_dpm(rdev);
5301 ci_enable_ds_master_switch(rdev, false);
5302 ci_enable_ulv(rdev, false);
5303 ci_clear_vc(rdev);
5304 ci_reset_to_default(rdev);
5305 ci_dpm_stop_smc(rdev);
5306 ci_force_switch_to_arb_f0(rdev);
5307 ci_enable_thermal_based_sclk_dpm(rdev, false);
5308
5309 ci_update_current_ps(rdev, boot_ps);
5310}
5311
5312int ci_dpm_set_power_state(struct radeon_device *rdev)
5313{
5314 struct ci_power_info *pi = ci_get_pi(rdev);
5315 struct radeon_ps *new_ps = &pi->requested_rps;
5316 struct radeon_ps *old_ps = &pi->current_rps;
5317 int ret;
5318
5319 ci_find_dpm_states_clocks_in_dpm_table(rdev, new_ps);
5320 if (pi->pcie_performance_request)
5321 ci_request_link_speed_change_before_state_change(rdev, new_ps, old_ps);
5322 ret = ci_freeze_sclk_mclk_dpm(rdev);
5323 if (ret) {
5324 DRM_ERROR("ci_freeze_sclk_mclk_dpm failed\n");
5325 return ret;
5326 }
5327 ret = ci_populate_and_upload_sclk_mclk_dpm_levels(rdev, new_ps);
5328 if (ret) {
5329 DRM_ERROR("ci_populate_and_upload_sclk_mclk_dpm_levels failed\n");
5330 return ret;
5331 }
5332 ret = ci_generate_dpm_level_enable_mask(rdev, new_ps);
5333 if (ret) {
5334 DRM_ERROR("ci_generate_dpm_level_enable_mask failed\n");
5335 return ret;
5336 }
5337
5338 ret = ci_update_vce_dpm(rdev, new_ps, old_ps);
5339 if (ret) {
5340 DRM_ERROR("ci_update_vce_dpm failed\n");
5341 return ret;
5342 }
5343
5344 ret = ci_update_sclk_t(rdev);
5345 if (ret) {
5346 DRM_ERROR("ci_update_sclk_t failed\n");
5347 return ret;
5348 }
5349 if (pi->caps_dynamic_ac_timing) {
5350 ret = ci_update_and_upload_mc_reg_table(rdev);
5351 if (ret) {
5352 DRM_ERROR("ci_update_and_upload_mc_reg_table failed\n");
5353 return ret;
5354 }
5355 }
5356 ret = ci_program_memory_timing_parameters(rdev);
5357 if (ret) {
5358 DRM_ERROR("ci_program_memory_timing_parameters failed\n");
5359 return ret;
5360 }
5361 ret = ci_unfreeze_sclk_mclk_dpm(rdev);
5362 if (ret) {
5363 DRM_ERROR("ci_unfreeze_sclk_mclk_dpm failed\n");
5364 return ret;
5365 }
5366 ret = ci_upload_dpm_level_enable_mask(rdev);
5367 if (ret) {
5368 DRM_ERROR("ci_upload_dpm_level_enable_mask failed\n");
5369 return ret;
5370 }
5371 if (pi->pcie_performance_request)
5372 ci_notify_link_speed_change_after_state_change(rdev, new_ps, old_ps);
5373
5374 return 0;
5375}
5376
5377#if 0
5378void ci_dpm_reset_asic(struct radeon_device *rdev)
5379{
5380 ci_set_boot_state(rdev);
5381}
5382#endif
5383
5384void ci_dpm_display_configuration_changed(struct radeon_device *rdev)
5385{
5386 ci_program_display_gap(rdev);
5387}
5388
5389union power_info {
5390 struct _ATOM_POWERPLAY_INFO info;
5391 struct _ATOM_POWERPLAY_INFO_V2 info_2;
5392 struct _ATOM_POWERPLAY_INFO_V3 info_3;
5393 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
5394 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
5395 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
5396};
5397
5398union pplib_clock_info {
5399 struct _ATOM_PPLIB_R600_CLOCK_INFO r600;
5400 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780;
5401 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen;
5402 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo;
5403 struct _ATOM_PPLIB_SI_CLOCK_INFO si;
5404 struct _ATOM_PPLIB_CI_CLOCK_INFO ci;
5405};
5406
5407union pplib_power_state {
5408 struct _ATOM_PPLIB_STATE v1;
5409 struct _ATOM_PPLIB_STATE_V2 v2;
5410};
5411
5412static void ci_parse_pplib_non_clock_info(struct radeon_device *rdev,
5413 struct radeon_ps *rps,
5414 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info,
5415 u8 table_rev)
5416{
5417 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings);
5418 rps->class = le16_to_cpu(non_clock_info->usClassification);
5419 rps->class2 = le16_to_cpu(non_clock_info->usClassification2);
5420
5421 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) {
5422 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK);
5423 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK);
5424 } else {
5425 rps->vclk = 0;
5426 rps->dclk = 0;
5427 }
5428
5429 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT)
5430 rdev->pm.dpm.boot_ps = rps;
5431 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
5432 rdev->pm.dpm.uvd_ps = rps;
5433}
5434
5435static void ci_parse_pplib_clock_info(struct radeon_device *rdev,
5436 struct radeon_ps *rps, int index,
5437 union pplib_clock_info *clock_info)
5438{
5439 struct ci_power_info *pi = ci_get_pi(rdev);
5440 struct ci_ps *ps = ci_get_ps(rps);
5441 struct ci_pl *pl = &ps->performance_levels[index];
5442
5443 ps->performance_level_count = index + 1;
5444
5445 pl->sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5446 pl->sclk |= clock_info->ci.ucEngineClockHigh << 16;
5447 pl->mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5448 pl->mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5449
5450 pl->pcie_gen = r600_get_pcie_gen_support(rdev,
5451 pi->sys_pcie_mask,
5452 pi->vbios_boot_state.pcie_gen_bootup_value,
5453 clock_info->ci.ucPCIEGen);
5454 pl->pcie_lane = r600_get_pcie_lane_support(rdev,
5455 pi->vbios_boot_state.pcie_lane_bootup_value,
5456 le16_to_cpu(clock_info->ci.usPCIELane));
5457
5458 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) {
5459 pi->acpi_pcie_gen = pl->pcie_gen;
5460 }
5461
5462 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) {
5463 pi->ulv.supported = true;
5464 pi->ulv.pl = *pl;
5465 pi->ulv.cg_ulv_parameter = CISLANDS_CGULVPARAMETER_DFLT;
5466 }
5467
5468 /* patch up boot state */
5469 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) {
5470 pl->mclk = pi->vbios_boot_state.mclk_bootup_value;
5471 pl->sclk = pi->vbios_boot_state.sclk_bootup_value;
5472 pl->pcie_gen = pi->vbios_boot_state.pcie_gen_bootup_value;
5473 pl->pcie_lane = pi->vbios_boot_state.pcie_lane_bootup_value;
5474 }
5475
5476 switch (rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
5477 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
5478 pi->use_pcie_powersaving_levels = true;
5479 if (pi->pcie_gen_powersaving.max < pl->pcie_gen)
5480 pi->pcie_gen_powersaving.max = pl->pcie_gen;
5481 if (pi->pcie_gen_powersaving.min > pl->pcie_gen)
5482 pi->pcie_gen_powersaving.min = pl->pcie_gen;
5483 if (pi->pcie_lane_powersaving.max < pl->pcie_lane)
5484 pi->pcie_lane_powersaving.max = pl->pcie_lane;
5485 if (pi->pcie_lane_powersaving.min > pl->pcie_lane)
5486 pi->pcie_lane_powersaving.min = pl->pcie_lane;
5487 break;
5488 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
5489 pi->use_pcie_performance_levels = true;
5490 if (pi->pcie_gen_performance.max < pl->pcie_gen)
5491 pi->pcie_gen_performance.max = pl->pcie_gen;
5492 if (pi->pcie_gen_performance.min > pl->pcie_gen)
5493 pi->pcie_gen_performance.min = pl->pcie_gen;
5494 if (pi->pcie_lane_performance.max < pl->pcie_lane)
5495 pi->pcie_lane_performance.max = pl->pcie_lane;
5496 if (pi->pcie_lane_performance.min > pl->pcie_lane)
5497 pi->pcie_lane_performance.min = pl->pcie_lane;
5498 break;
5499 default:
5500 break;
5501 }
5502}
5503
5504static int ci_parse_power_table(struct radeon_device *rdev)
5505{
5506 struct radeon_mode_info *mode_info = &rdev->mode_info;
5507 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info;
5508 union pplib_power_state *power_state;
5509 int i, j, k, non_clock_array_index, clock_array_index;
5510 union pplib_clock_info *clock_info;
5511 struct _StateArray *state_array;
5512 struct _ClockInfoArray *clock_info_array;
5513 struct _NonClockInfoArray *non_clock_info_array;
5514 union power_info *power_info;
5515 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
5516 u16 data_offset;
5517 u8 frev, crev;
5518 u8 *power_state_offset;
5519 struct ci_ps *ps;
5520
5521 if (!atom_parse_data_header(mode_info->atom_context, index, NULL,
5522 &frev, &crev, &data_offset))
5523 return -EINVAL;
5524 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
5525
5526 state_array = (struct _StateArray *)
5527 (mode_info->atom_context->bios + data_offset +
5528 le16_to_cpu(power_info->pplib.usStateArrayOffset));
5529 clock_info_array = (struct _ClockInfoArray *)
5530 (mode_info->atom_context->bios + data_offset +
5531 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset));
5532 non_clock_info_array = (struct _NonClockInfoArray *)
5533 (mode_info->atom_context->bios + data_offset +
5534 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset));
5535
5536 rdev->pm.dpm.ps = kcalloc(state_array->ucNumEntries,
5537 sizeof(struct radeon_ps),
5538 GFP_KERNEL);
5539 if (!rdev->pm.dpm.ps)
5540 return -ENOMEM;
5541 power_state_offset = (u8 *)state_array->states;
5542 rdev->pm.dpm.num_ps = 0;
5543 for (i = 0; i < state_array->ucNumEntries; i++) {
5544 u8 *idx;
5545 power_state = (union pplib_power_state *)power_state_offset;
5546 non_clock_array_index = power_state->v2.nonClockInfoIndex;
5547 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *)
5548 &non_clock_info_array->nonClockInfo[non_clock_array_index];
5549 if (!rdev->pm.power_state[i].clock_info)
5550 return -EINVAL;
5551 ps = kzalloc(sizeof(struct ci_ps), GFP_KERNEL);
5552 if (ps == NULL)
5553 return -ENOMEM;
5554 rdev->pm.dpm.ps[i].ps_priv = ps;
5555 ci_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i],
5556 non_clock_info,
5557 non_clock_info_array->ucEntrySize);
5558 k = 0;
5559 idx = (u8 *)&power_state->v2.clockInfoIndex[0];
5560 for (j = 0; j < power_state->v2.ucNumDPMLevels; j++) {
5561 clock_array_index = idx[j];
5562 if (clock_array_index >= clock_info_array->ucNumEntries)
5563 continue;
5564 if (k >= CISLANDS_MAX_HARDWARE_POWERLEVELS)
5565 break;
5566 clock_info = (union pplib_clock_info *)
5567 ((u8 *)&clock_info_array->clockInfo[0] +
5568 (clock_array_index * clock_info_array->ucEntrySize));
5569 ci_parse_pplib_clock_info(rdev,
5570 &rdev->pm.dpm.ps[i], k,
5571 clock_info);
5572 k++;
5573 }
5574 power_state_offset += 2 + power_state->v2.ucNumDPMLevels;
5575 rdev->pm.dpm.num_ps = i + 1;
5576 }
5577
5578 /* fill in the vce power states */
5579 for (i = 0; i < RADEON_MAX_VCE_LEVELS; i++) {
5580 u32 sclk, mclk;
5581 clock_array_index = rdev->pm.dpm.vce_states[i].clk_idx;
5582 clock_info = (union pplib_clock_info *)
5583 &clock_info_array->clockInfo[clock_array_index * clock_info_array->ucEntrySize];
5584 sclk = le16_to_cpu(clock_info->ci.usEngineClockLow);
5585 sclk |= clock_info->ci.ucEngineClockHigh << 16;
5586 mclk = le16_to_cpu(clock_info->ci.usMemoryClockLow);
5587 mclk |= clock_info->ci.ucMemoryClockHigh << 16;
5588 rdev->pm.dpm.vce_states[i].sclk = sclk;
5589 rdev->pm.dpm.vce_states[i].mclk = mclk;
5590 }
5591
5592 return 0;
5593}
5594
5595static int ci_get_vbios_boot_values(struct radeon_device *rdev,
5596 struct ci_vbios_boot_state *boot_state)
5597{
5598 struct radeon_mode_info *mode_info = &rdev->mode_info;
5599 int index = GetIndexIntoMasterTable(DATA, FirmwareInfo);
5600 ATOM_FIRMWARE_INFO_V2_2 *firmware_info;
5601 u8 frev, crev;
5602 u16 data_offset;
5603
5604 if (atom_parse_data_header(mode_info->atom_context, index, NULL,
5605 &frev, &crev, &data_offset)) {
5606 firmware_info =
5607 (ATOM_FIRMWARE_INFO_V2_2 *)(mode_info->atom_context->bios +
5608 data_offset);
5609 boot_state->mvdd_bootup_value = le16_to_cpu(firmware_info->usBootUpMVDDCVoltage);
5610 boot_state->vddc_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCVoltage);
5611 boot_state->vddci_bootup_value = le16_to_cpu(firmware_info->usBootUpVDDCIVoltage);
5612 boot_state->pcie_gen_bootup_value = ci_get_current_pcie_speed(rdev);
5613 boot_state->pcie_lane_bootup_value = ci_get_current_pcie_lane_number(rdev);
5614 boot_state->sclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultEngineClock);
5615 boot_state->mclk_bootup_value = le32_to_cpu(firmware_info->ulDefaultMemoryClock);
5616
5617 return 0;
5618 }
5619 return -EINVAL;
5620}
5621
5622void ci_dpm_fini(struct radeon_device *rdev)
5623{
5624 int i;
5625
5626 for (i = 0; i < rdev->pm.dpm.num_ps; i++) {
5627 kfree(rdev->pm.dpm.ps[i].ps_priv);
5628 }
5629 kfree(rdev->pm.dpm.ps);
5630 kfree(rdev->pm.dpm.priv);
5631 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries);
5632 r600_free_extended_power_table(rdev);
5633}
5634
5635int ci_dpm_init(struct radeon_device *rdev)
5636{
5637 int index = GetIndexIntoMasterTable(DATA, ASIC_InternalSS_Info);
5638 SMU7_Discrete_DpmTable *dpm_table;
5639 struct radeon_gpio_rec gpio;
5640 u16 data_offset, size;
5641 u8 frev, crev;
5642 struct ci_power_info *pi;
5643 enum pci_bus_speed speed_cap = PCI_SPEED_UNKNOWN;
5644 struct pci_dev *root = rdev->pdev->bus->self;
5645 int ret;
5646
5647 pi = kzalloc(sizeof(struct ci_power_info), GFP_KERNEL);
5648 if (pi == NULL)
5649 return -ENOMEM;
5650 rdev->pm.dpm.priv = pi;
5651
5652 if (!pci_is_root_bus(rdev->pdev->bus))
5653 speed_cap = pcie_get_speed_cap(root);
5654 if (speed_cap == PCI_SPEED_UNKNOWN) {
5655 pi->sys_pcie_mask = 0;
5656 } else {
5657 if (speed_cap == PCIE_SPEED_8_0GT)
5658 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 |
5659 RADEON_PCIE_SPEED_50 |
5660 RADEON_PCIE_SPEED_80;
5661 else if (speed_cap == PCIE_SPEED_5_0GT)
5662 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25 |
5663 RADEON_PCIE_SPEED_50;
5664 else
5665 pi->sys_pcie_mask = RADEON_PCIE_SPEED_25;
5666 }
5667 pi->force_pcie_gen = RADEON_PCIE_GEN_INVALID;
5668
5669 pi->pcie_gen_performance.max = RADEON_PCIE_GEN1;
5670 pi->pcie_gen_performance.min = RADEON_PCIE_GEN3;
5671 pi->pcie_gen_powersaving.max = RADEON_PCIE_GEN1;
5672 pi->pcie_gen_powersaving.min = RADEON_PCIE_GEN3;
5673
5674 pi->pcie_lane_performance.max = 0;
5675 pi->pcie_lane_performance.min = 16;
5676 pi->pcie_lane_powersaving.max = 0;
5677 pi->pcie_lane_powersaving.min = 16;
5678
5679 ret = ci_get_vbios_boot_values(rdev, &pi->vbios_boot_state);
5680 if (ret) {
5681 ci_dpm_fini(rdev);
5682 return ret;
5683 }
5684
5685 ret = r600_get_platform_caps(rdev);
5686 if (ret) {
5687 ci_dpm_fini(rdev);
5688 return ret;
5689 }
5690
5691 ret = r600_parse_extended_power_table(rdev);
5692 if (ret) {
5693 ci_dpm_fini(rdev);
5694 return ret;
5695 }
5696
5697 ret = ci_parse_power_table(rdev);
5698 if (ret) {
5699 ci_dpm_fini(rdev);
5700 return ret;
5701 }
5702
5703 pi->dll_default_on = false;
5704 pi->sram_end = SMC_RAM_END;
5705
5706 pi->activity_target[0] = CISLAND_TARGETACTIVITY_DFLT;
5707 pi->activity_target[1] = CISLAND_TARGETACTIVITY_DFLT;
5708 pi->activity_target[2] = CISLAND_TARGETACTIVITY_DFLT;
5709 pi->activity_target[3] = CISLAND_TARGETACTIVITY_DFLT;
5710 pi->activity_target[4] = CISLAND_TARGETACTIVITY_DFLT;
5711 pi->activity_target[5] = CISLAND_TARGETACTIVITY_DFLT;
5712 pi->activity_target[6] = CISLAND_TARGETACTIVITY_DFLT;
5713 pi->activity_target[7] = CISLAND_TARGETACTIVITY_DFLT;
5714
5715 pi->mclk_activity_target = CISLAND_MCLK_TARGETACTIVITY_DFLT;
5716
5717 pi->sclk_dpm_key_disabled = 0;
5718 pi->mclk_dpm_key_disabled = 0;
5719 pi->pcie_dpm_key_disabled = 0;
5720 pi->thermal_sclk_dpm_enabled = 0;
5721
5722 /* mclk dpm is unstable on some R7 260X cards with the old mc ucode */
5723 if ((rdev->pdev->device == 0x6658) &&
5724 (rdev->mc_fw->size == (BONAIRE_MC_UCODE_SIZE * 4))) {
5725 pi->mclk_dpm_key_disabled = 1;
5726 }
5727
5728 pi->caps_sclk_ds = true;
5729
5730 pi->mclk_strobe_mode_threshold = 40000;
5731 pi->mclk_stutter_mode_threshold = 40000;
5732 pi->mclk_edc_enable_threshold = 40000;
5733 pi->mclk_edc_wr_enable_threshold = 40000;
5734
5735 ci_initialize_powertune_defaults(rdev);
5736
5737 pi->caps_fps = false;
5738
5739 pi->caps_sclk_throttle_low_notification = false;
5740
5741 pi->caps_uvd_dpm = true;
5742 pi->caps_vce_dpm = true;
5743
5744 ci_get_leakage_voltages(rdev);
5745 ci_patch_dependency_tables_with_leakage(rdev);
5746 ci_set_private_data_variables_based_on_pptable(rdev);
5747
5748 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries =
5749 kcalloc(4,
5750 sizeof(struct radeon_clock_voltage_dependency_entry),
5751 GFP_KERNEL);
5752 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) {
5753 ci_dpm_fini(rdev);
5754 return -ENOMEM;
5755 }
5756 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4;
5757 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0;
5758 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0;
5759 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000;
5760 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720;
5761 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000;
5762 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810;
5763 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000;
5764 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900;
5765
5766 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 4;
5767 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 15000;
5768 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200;
5769
5770 rdev->pm.dpm.dyn_state.valid_sclk_values.count = 0;
5771 rdev->pm.dpm.dyn_state.valid_sclk_values.values = NULL;
5772 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0;
5773 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL;
5774
5775 if (rdev->family == CHIP_HAWAII) {
5776 pi->thermal_temp_setting.temperature_low = 94500;
5777 pi->thermal_temp_setting.temperature_high = 95000;
5778 pi->thermal_temp_setting.temperature_shutdown = 104000;
5779 } else {
5780 pi->thermal_temp_setting.temperature_low = 99500;
5781 pi->thermal_temp_setting.temperature_high = 100000;
5782 pi->thermal_temp_setting.temperature_shutdown = 104000;
5783 }
5784
5785 pi->uvd_enabled = false;
5786
5787 dpm_table = &pi->smc_state_table;
5788
5789 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_VRHOT_GPIO_PINID);
5790 if (gpio.valid) {
5791 dpm_table->VRHotGpio = gpio.shift;
5792 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
5793 } else {
5794 dpm_table->VRHotGpio = CISLANDS_UNUSED_GPIO_PIN;
5795 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_REGULATOR_HOT;
5796 }
5797
5798 gpio = radeon_atombios_lookup_gpio(rdev, PP_AC_DC_SWITCH_GPIO_PINID);
5799 if (gpio.valid) {
5800 dpm_table->AcDcGpio = gpio.shift;
5801 rdev->pm.dpm.platform_caps |= ATOM_PP_PLATFORM_CAP_HARDWAREDC;
5802 } else {
5803 dpm_table->AcDcGpio = CISLANDS_UNUSED_GPIO_PIN;
5804 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_HARDWAREDC;
5805 }
5806
5807 gpio = radeon_atombios_lookup_gpio(rdev, VDDC_PCC_GPIO_PINID);
5808 if (gpio.valid) {
5809 u32 tmp = RREG32_SMC(CNB_PWRMGT_CNTL);
5810
5811 switch (gpio.shift) {
5812 case 0:
5813 tmp &= ~GNB_SLOW_MODE_MASK;
5814 tmp |= GNB_SLOW_MODE(1);
5815 break;
5816 case 1:
5817 tmp &= ~GNB_SLOW_MODE_MASK;
5818 tmp |= GNB_SLOW_MODE(2);
5819 break;
5820 case 2:
5821 tmp |= GNB_SLOW;
5822 break;
5823 case 3:
5824 tmp |= FORCE_NB_PS1;
5825 break;
5826 case 4:
5827 tmp |= DPM_ENABLED;
5828 break;
5829 default:
5830 DRM_DEBUG("Invalid PCC GPIO: %u!\n", gpio.shift);
5831 break;
5832 }
5833 WREG32_SMC(CNB_PWRMGT_CNTL, tmp);
5834 }
5835
5836 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5837 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5838 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_NONE;
5839 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_GPIO_LUT))
5840 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5841 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDC, VOLTAGE_OBJ_SVID2))
5842 pi->voltage_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5843
5844 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL) {
5845 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_GPIO_LUT))
5846 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5847 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_VDDCI, VOLTAGE_OBJ_SVID2))
5848 pi->vddci_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5849 else
5850 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_VDDCI_CONTROL;
5851 }
5852
5853 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_MVDDCONTROL) {
5854 if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_GPIO_LUT))
5855 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_GPIO;
5856 else if (radeon_atom_is_voltage_gpio(rdev, VOLTAGE_TYPE_MVDDC, VOLTAGE_OBJ_SVID2))
5857 pi->mvdd_control = CISLANDS_VOLTAGE_CONTROL_BY_SVID2;
5858 else
5859 rdev->pm.dpm.platform_caps &= ~ATOM_PP_PLATFORM_CAP_MVDDCONTROL;
5860 }
5861
5862 pi->vddc_phase_shed_control = true;
5863
5864#if defined(CONFIG_ACPI)
5865 pi->pcie_performance_request =
5866 radeon_acpi_is_pcie_performance_request_supported(rdev);
5867#else
5868 pi->pcie_performance_request = false;
5869#endif
5870
5871 if (atom_parse_data_header(rdev->mode_info.atom_context, index, &size,
5872 &frev, &crev, &data_offset)) {
5873 pi->caps_sclk_ss_support = true;
5874 pi->caps_mclk_ss_support = true;
5875 pi->dynamic_ss = true;
5876 } else {
5877 pi->caps_sclk_ss_support = false;
5878 pi->caps_mclk_ss_support = false;
5879 pi->dynamic_ss = true;
5880 }
5881
5882 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE)
5883 pi->thermal_protection = true;
5884 else
5885 pi->thermal_protection = false;
5886
5887 pi->caps_dynamic_ac_timing = true;
5888
5889 pi->uvd_power_gated = false;
5890
5891 /* make sure dc limits are valid */
5892 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) ||
5893 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0))
5894 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc =
5895 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac;
5896
5897 pi->fan_ctrl_is_in_default_mode = true;
5898
5899 return 0;
5900}
5901
5902void ci_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev,
5903 struct seq_file *m)
5904{
5905 struct ci_power_info *pi = ci_get_pi(rdev);
5906 struct radeon_ps *rps = &pi->current_rps;
5907 u32 sclk = ci_get_average_sclk_freq(rdev);
5908 u32 mclk = ci_get_average_mclk_freq(rdev);
5909
5910 seq_printf(m, "uvd %sabled\n", pi->uvd_enabled ? "en" : "dis");
5911 seq_printf(m, "vce %sabled\n", rps->vce_active ? "en" : "dis");
5912 seq_printf(m, "power level avg sclk: %u mclk: %u\n",
5913 sclk, mclk);
5914}
5915
5916void ci_dpm_print_power_state(struct radeon_device *rdev,
5917 struct radeon_ps *rps)
5918{
5919 struct ci_ps *ps = ci_get_ps(rps);
5920 struct ci_pl *pl;
5921 int i;
5922
5923 r600_dpm_print_class_info(rps->class, rps->class2);
5924 r600_dpm_print_cap_info(rps->caps);
5925 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk);
5926 for (i = 0; i < ps->performance_level_count; i++) {
5927 pl = &ps->performance_levels[i];
5928 printk("\t\tpower level %d sclk: %u mclk: %u pcie gen: %u pcie lanes: %u\n",
5929 i, pl->sclk, pl->mclk, pl->pcie_gen + 1, pl->pcie_lane);
5930 }
5931 r600_dpm_print_ps_status(rdev, rps);
5932}
5933
5934u32 ci_dpm_get_current_sclk(struct radeon_device *rdev)
5935{
5936 u32 sclk = ci_get_average_sclk_freq(rdev);
5937
5938 return sclk;
5939}
5940
5941u32 ci_dpm_get_current_mclk(struct radeon_device *rdev)
5942{
5943 u32 mclk = ci_get_average_mclk_freq(rdev);
5944
5945 return mclk;
5946}
5947
5948u32 ci_dpm_get_sclk(struct radeon_device *rdev, bool low)
5949{
5950 struct ci_power_info *pi = ci_get_pi(rdev);
5951 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
5952
5953 if (low)
5954 return requested_state->performance_levels[0].sclk;
5955 else
5956 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk;
5957}
5958
5959u32 ci_dpm_get_mclk(struct radeon_device *rdev, bool low)
5960{
5961 struct ci_power_info *pi = ci_get_pi(rdev);
5962 struct ci_ps *requested_state = ci_get_ps(&pi->requested_rps);
5963
5964 if (low)
5965 return requested_state->performance_levels[0].mclk;
5966 else
5967 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk;
5968}