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1/*
2 * Copyright 2011 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 * Authors: Alex Deucher
23 */
24
25#include "drmP.h"
26#include "amdgpu.h"
27#include "amdgpu_atombios.h"
28#include "amdgpu_i2c.h"
29#include "amdgpu_dpm.h"
30#include "atom.h"
31
32void amdgpu_dpm_print_class_info(u32 class, u32 class2)
33{
34 printk("\tui class: ");
35 switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
36 case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
37 default:
38 printk("none\n");
39 break;
40 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
41 printk("battery\n");
42 break;
43 case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
44 printk("balanced\n");
45 break;
46 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
47 printk("performance\n");
48 break;
49 }
50 printk("\tinternal class: ");
51 if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
52 (class2 == 0))
53 printk("none");
54 else {
55 if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
56 printk("boot ");
57 if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
58 printk("thermal ");
59 if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
60 printk("limited_pwr ");
61 if (class & ATOM_PPLIB_CLASSIFICATION_REST)
62 printk("rest ");
63 if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
64 printk("forced ");
65 if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
66 printk("3d_perf ");
67 if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
68 printk("ovrdrv ");
69 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
70 printk("uvd ");
71 if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
72 printk("3d_low ");
73 if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
74 printk("acpi ");
75 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
76 printk("uvd_hd2 ");
77 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
78 printk("uvd_hd ");
79 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
80 printk("uvd_sd ");
81 if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
82 printk("limited_pwr2 ");
83 if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
84 printk("ulv ");
85 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
86 printk("uvd_mvc ");
87 }
88 printk("\n");
89}
90
91void amdgpu_dpm_print_cap_info(u32 caps)
92{
93 printk("\tcaps: ");
94 if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
95 printk("single_disp ");
96 if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
97 printk("video ");
98 if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
99 printk("no_dc ");
100 printk("\n");
101}
102
103void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
104 struct amdgpu_ps *rps)
105{
106 printk("\tstatus: ");
107 if (rps == adev->pm.dpm.current_ps)
108 printk("c ");
109 if (rps == adev->pm.dpm.requested_ps)
110 printk("r ");
111 if (rps == adev->pm.dpm.boot_ps)
112 printk("b ");
113 printk("\n");
114}
115
116u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
117{
118 struct drm_device *dev = adev->ddev;
119 struct drm_crtc *crtc;
120 struct amdgpu_crtc *amdgpu_crtc;
121 u32 line_time_us, vblank_lines;
122 u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
123
124 if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
125 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
126 amdgpu_crtc = to_amdgpu_crtc(crtc);
127 if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
128 line_time_us = (amdgpu_crtc->hw_mode.crtc_htotal * 1000) /
129 amdgpu_crtc->hw_mode.clock;
130 vblank_lines = amdgpu_crtc->hw_mode.crtc_vblank_end -
131 amdgpu_crtc->hw_mode.crtc_vdisplay +
132 (amdgpu_crtc->v_border * 2);
133 vblank_time_us = vblank_lines * line_time_us;
134 break;
135 }
136 }
137 }
138
139 return vblank_time_us;
140}
141
142u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
143{
144 struct drm_device *dev = adev->ddev;
145 struct drm_crtc *crtc;
146 struct amdgpu_crtc *amdgpu_crtc;
147 u32 vrefresh = 0;
148
149 if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
150 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
151 amdgpu_crtc = to_amdgpu_crtc(crtc);
152 if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
153 vrefresh = amdgpu_crtc->hw_mode.vrefresh;
154 break;
155 }
156 }
157 }
158
159 return vrefresh;
160}
161
162void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
163 u32 *p, u32 *u)
164{
165 u32 b_c = 0;
166 u32 i_c;
167 u32 tmp;
168
169 i_c = (i * r_c) / 100;
170 tmp = i_c >> p_b;
171
172 while (tmp) {
173 b_c++;
174 tmp >>= 1;
175 }
176
177 *u = (b_c + 1) / 2;
178 *p = i_c / (1 << (2 * (*u)));
179}
180
181int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th)
182{
183 u32 k, a, ah, al;
184 u32 t1;
185
186 if ((fl == 0) || (fh == 0) || (fl > fh))
187 return -EINVAL;
188
189 k = (100 * fh) / fl;
190 t1 = (t * (k - 100));
191 a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100));
192 a = (a + 5) / 10;
193 ah = ((a * t) + 5000) / 10000;
194 al = a - ah;
195
196 *th = t - ah;
197 *tl = t + al;
198
199 return 0;
200}
201
202bool amdgpu_is_uvd_state(u32 class, u32 class2)
203{
204 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
205 return true;
206 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
207 return true;
208 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
209 return true;
210 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
211 return true;
212 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
213 return true;
214 return false;
215}
216
217bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor)
218{
219 switch (sensor) {
220 case THERMAL_TYPE_RV6XX:
221 case THERMAL_TYPE_RV770:
222 case THERMAL_TYPE_EVERGREEN:
223 case THERMAL_TYPE_SUMO:
224 case THERMAL_TYPE_NI:
225 case THERMAL_TYPE_SI:
226 case THERMAL_TYPE_CI:
227 case THERMAL_TYPE_KV:
228 return true;
229 case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
230 case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
231 return false; /* need special handling */
232 case THERMAL_TYPE_NONE:
233 case THERMAL_TYPE_EXTERNAL:
234 case THERMAL_TYPE_EXTERNAL_GPIO:
235 default:
236 return false;
237 }
238}
239
240union power_info {
241 struct _ATOM_POWERPLAY_INFO info;
242 struct _ATOM_POWERPLAY_INFO_V2 info_2;
243 struct _ATOM_POWERPLAY_INFO_V3 info_3;
244 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
245 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
246 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
247 struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4;
248 struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5;
249};
250
251union fan_info {
252 struct _ATOM_PPLIB_FANTABLE fan;
253 struct _ATOM_PPLIB_FANTABLE2 fan2;
254 struct _ATOM_PPLIB_FANTABLE3 fan3;
255};
256
257static int amdgpu_parse_clk_voltage_dep_table(struct amdgpu_clock_voltage_dependency_table *amdgpu_table,
258 ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table)
259{
260 u32 size = atom_table->ucNumEntries *
261 sizeof(struct amdgpu_clock_voltage_dependency_entry);
262 int i;
263 ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry;
264
265 amdgpu_table->entries = kzalloc(size, GFP_KERNEL);
266 if (!amdgpu_table->entries)
267 return -ENOMEM;
268
269 entry = &atom_table->entries[0];
270 for (i = 0; i < atom_table->ucNumEntries; i++) {
271 amdgpu_table->entries[i].clk = le16_to_cpu(entry->usClockLow) |
272 (entry->ucClockHigh << 16);
273 amdgpu_table->entries[i].v = le16_to_cpu(entry->usVoltage);
274 entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *)
275 ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record));
276 }
277 amdgpu_table->count = atom_table->ucNumEntries;
278
279 return 0;
280}
281
282int amdgpu_get_platform_caps(struct amdgpu_device *adev)
283{
284 struct amdgpu_mode_info *mode_info = &adev->mode_info;
285 union power_info *power_info;
286 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
287 u16 data_offset;
288 u8 frev, crev;
289
290 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
291 &frev, &crev, &data_offset))
292 return -EINVAL;
293 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
294
295 adev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
296 adev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
297 adev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
298
299 return 0;
300}
301
302/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */
303#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12
304#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14
305#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16
306#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18
307#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20
308#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22
309#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8 24
310#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V9 26
311
312int amdgpu_parse_extended_power_table(struct amdgpu_device *adev)
313{
314 struct amdgpu_mode_info *mode_info = &adev->mode_info;
315 union power_info *power_info;
316 union fan_info *fan_info;
317 ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table;
318 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
319 u16 data_offset;
320 u8 frev, crev;
321 int ret, i;
322
323 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
324 &frev, &crev, &data_offset))
325 return -EINVAL;
326 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
327
328 /* fan table */
329 if (le16_to_cpu(power_info->pplib.usTableSize) >=
330 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
331 if (power_info->pplib3.usFanTableOffset) {
332 fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset +
333 le16_to_cpu(power_info->pplib3.usFanTableOffset));
334 adev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst;
335 adev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin);
336 adev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed);
337 adev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh);
338 adev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin);
339 adev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed);
340 adev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh);
341 if (fan_info->fan.ucFanTableFormat >= 2)
342 adev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax);
343 else
344 adev->pm.dpm.fan.t_max = 10900;
345 adev->pm.dpm.fan.cycle_delay = 100000;
346 if (fan_info->fan.ucFanTableFormat >= 3) {
347 adev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode;
348 adev->pm.dpm.fan.default_max_fan_pwm =
349 le16_to_cpu(fan_info->fan3.usFanPWMMax);
350 adev->pm.dpm.fan.default_fan_output_sensitivity = 4836;
351 adev->pm.dpm.fan.fan_output_sensitivity =
352 le16_to_cpu(fan_info->fan3.usFanOutputSensitivity);
353 }
354 adev->pm.dpm.fan.ucode_fan_control = true;
355 }
356 }
357
358 /* clock dependancy tables, shedding tables */
359 if (le16_to_cpu(power_info->pplib.usTableSize) >=
360 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) {
361 if (power_info->pplib4.usVddcDependencyOnSCLKOffset) {
362 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
363 (mode_info->atom_context->bios + data_offset +
364 le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset));
365 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
366 dep_table);
367 if (ret) {
368 amdgpu_free_extended_power_table(adev);
369 return ret;
370 }
371 }
372 if (power_info->pplib4.usVddciDependencyOnMCLKOffset) {
373 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
374 (mode_info->atom_context->bios + data_offset +
375 le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset));
376 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
377 dep_table);
378 if (ret) {
379 amdgpu_free_extended_power_table(adev);
380 return ret;
381 }
382 }
383 if (power_info->pplib4.usVddcDependencyOnMCLKOffset) {
384 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
385 (mode_info->atom_context->bios + data_offset +
386 le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset));
387 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
388 dep_table);
389 if (ret) {
390 amdgpu_free_extended_power_table(adev);
391 return ret;
392 }
393 }
394 if (power_info->pplib4.usMvddDependencyOnMCLKOffset) {
395 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
396 (mode_info->atom_context->bios + data_offset +
397 le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset));
398 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
399 dep_table);
400 if (ret) {
401 amdgpu_free_extended_power_table(adev);
402 return ret;
403 }
404 }
405 if (power_info->pplib4.usMaxClockVoltageOnDCOffset) {
406 ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v =
407 (ATOM_PPLIB_Clock_Voltage_Limit_Table *)
408 (mode_info->atom_context->bios + data_offset +
409 le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset));
410 if (clk_v->ucNumEntries) {
411 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk =
412 le16_to_cpu(clk_v->entries[0].usSclkLow) |
413 (clk_v->entries[0].ucSclkHigh << 16);
414 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk =
415 le16_to_cpu(clk_v->entries[0].usMclkLow) |
416 (clk_v->entries[0].ucMclkHigh << 16);
417 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc =
418 le16_to_cpu(clk_v->entries[0].usVddc);
419 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci =
420 le16_to_cpu(clk_v->entries[0].usVddci);
421 }
422 }
423 if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) {
424 ATOM_PPLIB_PhaseSheddingLimits_Table *psl =
425 (ATOM_PPLIB_PhaseSheddingLimits_Table *)
426 (mode_info->atom_context->bios + data_offset +
427 le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset));
428 ATOM_PPLIB_PhaseSheddingLimits_Record *entry;
429
430 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries =
431 kzalloc(psl->ucNumEntries *
432 sizeof(struct amdgpu_phase_shedding_limits_entry),
433 GFP_KERNEL);
434 if (!adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) {
435 amdgpu_free_extended_power_table(adev);
436 return -ENOMEM;
437 }
438
439 entry = &psl->entries[0];
440 for (i = 0; i < psl->ucNumEntries; i++) {
441 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk =
442 le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16);
443 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk =
444 le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16);
445 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage =
446 le16_to_cpu(entry->usVoltage);
447 entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *)
448 ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record));
449 }
450 adev->pm.dpm.dyn_state.phase_shedding_limits_table.count =
451 psl->ucNumEntries;
452 }
453 }
454
455 /* cac data */
456 if (le16_to_cpu(power_info->pplib.usTableSize) >=
457 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) {
458 adev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit);
459 adev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit);
460 adev->pm.dpm.near_tdp_limit_adjusted = adev->pm.dpm.near_tdp_limit;
461 adev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit);
462 if (adev->pm.dpm.tdp_od_limit)
463 adev->pm.dpm.power_control = true;
464 else
465 adev->pm.dpm.power_control = false;
466 adev->pm.dpm.tdp_adjustment = 0;
467 adev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold);
468 adev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage);
469 adev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope);
470 if (power_info->pplib5.usCACLeakageTableOffset) {
471 ATOM_PPLIB_CAC_Leakage_Table *cac_table =
472 (ATOM_PPLIB_CAC_Leakage_Table *)
473 (mode_info->atom_context->bios + data_offset +
474 le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset));
475 ATOM_PPLIB_CAC_Leakage_Record *entry;
476 u32 size = cac_table->ucNumEntries * sizeof(struct amdgpu_cac_leakage_table);
477 adev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL);
478 if (!adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
479 amdgpu_free_extended_power_table(adev);
480 return -ENOMEM;
481 }
482 entry = &cac_table->entries[0];
483 for (i = 0; i < cac_table->ucNumEntries; i++) {
484 if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
485 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 =
486 le16_to_cpu(entry->usVddc1);
487 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 =
488 le16_to_cpu(entry->usVddc2);
489 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 =
490 le16_to_cpu(entry->usVddc3);
491 } else {
492 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc =
493 le16_to_cpu(entry->usVddc);
494 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage =
495 le32_to_cpu(entry->ulLeakageValue);
496 }
497 entry = (ATOM_PPLIB_CAC_Leakage_Record *)
498 ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record));
499 }
500 adev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries;
501 }
502 }
503
504 /* ext tables */
505 if (le16_to_cpu(power_info->pplib.usTableSize) >=
506 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
507 ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *)
508 (mode_info->atom_context->bios + data_offset +
509 le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset));
510 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) &&
511 ext_hdr->usVCETableOffset) {
512 VCEClockInfoArray *array = (VCEClockInfoArray *)
513 (mode_info->atom_context->bios + data_offset +
514 le16_to_cpu(ext_hdr->usVCETableOffset) + 1);
515 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits =
516 (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *)
517 (mode_info->atom_context->bios + data_offset +
518 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
519 1 + array->ucNumEntries * sizeof(VCEClockInfo));
520 ATOM_PPLIB_VCE_State_Table *states =
521 (ATOM_PPLIB_VCE_State_Table *)
522 (mode_info->atom_context->bios + data_offset +
523 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
524 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) +
525 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)));
526 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry;
527 ATOM_PPLIB_VCE_State_Record *state_entry;
528 VCEClockInfo *vce_clk;
529 u32 size = limits->numEntries *
530 sizeof(struct amdgpu_vce_clock_voltage_dependency_entry);
531 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries =
532 kzalloc(size, GFP_KERNEL);
533 if (!adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) {
534 amdgpu_free_extended_power_table(adev);
535 return -ENOMEM;
536 }
537 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count =
538 limits->numEntries;
539 entry = &limits->entries[0];
540 state_entry = &states->entries[0];
541 for (i = 0; i < limits->numEntries; i++) {
542 vce_clk = (VCEClockInfo *)
543 ((u8 *)&array->entries[0] +
544 (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
545 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk =
546 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
547 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk =
548 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
549 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v =
550 le16_to_cpu(entry->usVoltage);
551 entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *)
552 ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record));
553 }
554 for (i = 0; i < states->numEntries; i++) {
555 if (i >= AMDGPU_MAX_VCE_LEVELS)
556 break;
557 vce_clk = (VCEClockInfo *)
558 ((u8 *)&array->entries[0] +
559 (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
560 adev->pm.dpm.vce_states[i].evclk =
561 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
562 adev->pm.dpm.vce_states[i].ecclk =
563 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
564 adev->pm.dpm.vce_states[i].clk_idx =
565 state_entry->ucClockInfoIndex & 0x3f;
566 adev->pm.dpm.vce_states[i].pstate =
567 (state_entry->ucClockInfoIndex & 0xc0) >> 6;
568 state_entry = (ATOM_PPLIB_VCE_State_Record *)
569 ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record));
570 }
571 }
572 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) &&
573 ext_hdr->usUVDTableOffset) {
574 UVDClockInfoArray *array = (UVDClockInfoArray *)
575 (mode_info->atom_context->bios + data_offset +
576 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1);
577 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits =
578 (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *)
579 (mode_info->atom_context->bios + data_offset +
580 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 +
581 1 + (array->ucNumEntries * sizeof (UVDClockInfo)));
582 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry;
583 u32 size = limits->numEntries *
584 sizeof(struct amdgpu_uvd_clock_voltage_dependency_entry);
585 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries =
586 kzalloc(size, GFP_KERNEL);
587 if (!adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) {
588 amdgpu_free_extended_power_table(adev);
589 return -ENOMEM;
590 }
591 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count =
592 limits->numEntries;
593 entry = &limits->entries[0];
594 for (i = 0; i < limits->numEntries; i++) {
595 UVDClockInfo *uvd_clk = (UVDClockInfo *)
596 ((u8 *)&array->entries[0] +
597 (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo)));
598 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk =
599 le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16);
600 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk =
601 le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16);
602 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v =
603 le16_to_cpu(entry->usVoltage);
604 entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *)
605 ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record));
606 }
607 }
608 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) &&
609 ext_hdr->usSAMUTableOffset) {
610 ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits =
611 (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *)
612 (mode_info->atom_context->bios + data_offset +
613 le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1);
614 ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry;
615 u32 size = limits->numEntries *
616 sizeof(struct amdgpu_clock_voltage_dependency_entry);
617 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries =
618 kzalloc(size, GFP_KERNEL);
619 if (!adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) {
620 amdgpu_free_extended_power_table(adev);
621 return -ENOMEM;
622 }
623 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count =
624 limits->numEntries;
625 entry = &limits->entries[0];
626 for (i = 0; i < limits->numEntries; i++) {
627 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk =
628 le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16);
629 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v =
630 le16_to_cpu(entry->usVoltage);
631 entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *)
632 ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record));
633 }
634 }
635 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) &&
636 ext_hdr->usPPMTableOffset) {
637 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *)
638 (mode_info->atom_context->bios + data_offset +
639 le16_to_cpu(ext_hdr->usPPMTableOffset));
640 adev->pm.dpm.dyn_state.ppm_table =
641 kzalloc(sizeof(struct amdgpu_ppm_table), GFP_KERNEL);
642 if (!adev->pm.dpm.dyn_state.ppm_table) {
643 amdgpu_free_extended_power_table(adev);
644 return -ENOMEM;
645 }
646 adev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign;
647 adev->pm.dpm.dyn_state.ppm_table->cpu_core_number =
648 le16_to_cpu(ppm->usCpuCoreNumber);
649 adev->pm.dpm.dyn_state.ppm_table->platform_tdp =
650 le32_to_cpu(ppm->ulPlatformTDP);
651 adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp =
652 le32_to_cpu(ppm->ulSmallACPlatformTDP);
653 adev->pm.dpm.dyn_state.ppm_table->platform_tdc =
654 le32_to_cpu(ppm->ulPlatformTDC);
655 adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc =
656 le32_to_cpu(ppm->ulSmallACPlatformTDC);
657 adev->pm.dpm.dyn_state.ppm_table->apu_tdp =
658 le32_to_cpu(ppm->ulApuTDP);
659 adev->pm.dpm.dyn_state.ppm_table->dgpu_tdp =
660 le32_to_cpu(ppm->ulDGpuTDP);
661 adev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power =
662 le32_to_cpu(ppm->ulDGpuUlvPower);
663 adev->pm.dpm.dyn_state.ppm_table->tj_max =
664 le32_to_cpu(ppm->ulTjmax);
665 }
666 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) &&
667 ext_hdr->usACPTableOffset) {
668 ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits =
669 (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *)
670 (mode_info->atom_context->bios + data_offset +
671 le16_to_cpu(ext_hdr->usACPTableOffset) + 1);
672 ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry;
673 u32 size = limits->numEntries *
674 sizeof(struct amdgpu_clock_voltage_dependency_entry);
675 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries =
676 kzalloc(size, GFP_KERNEL);
677 if (!adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) {
678 amdgpu_free_extended_power_table(adev);
679 return -ENOMEM;
680 }
681 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count =
682 limits->numEntries;
683 entry = &limits->entries[0];
684 for (i = 0; i < limits->numEntries; i++) {
685 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk =
686 le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16);
687 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v =
688 le16_to_cpu(entry->usVoltage);
689 entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *)
690 ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record));
691 }
692 }
693 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) &&
694 ext_hdr->usPowerTuneTableOffset) {
695 u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset +
696 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
697 ATOM_PowerTune_Table *pt;
698 adev->pm.dpm.dyn_state.cac_tdp_table =
699 kzalloc(sizeof(struct amdgpu_cac_tdp_table), GFP_KERNEL);
700 if (!adev->pm.dpm.dyn_state.cac_tdp_table) {
701 amdgpu_free_extended_power_table(adev);
702 return -ENOMEM;
703 }
704 if (rev > 0) {
705 ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *)
706 (mode_info->atom_context->bios + data_offset +
707 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
708 adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit =
709 ppt->usMaximumPowerDeliveryLimit;
710 pt = &ppt->power_tune_table;
711 } else {
712 ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *)
713 (mode_info->atom_context->bios + data_offset +
714 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
715 adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255;
716 pt = &ppt->power_tune_table;
717 }
718 adev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP);
719 adev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp =
720 le16_to_cpu(pt->usConfigurableTDP);
721 adev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC);
722 adev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit =
723 le16_to_cpu(pt->usBatteryPowerLimit);
724 adev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit =
725 le16_to_cpu(pt->usSmallPowerLimit);
726 adev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage =
727 le16_to_cpu(pt->usLowCACLeakage);
728 adev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage =
729 le16_to_cpu(pt->usHighCACLeakage);
730 }
731 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8) &&
732 ext_hdr->usSclkVddgfxTableOffset) {
733 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
734 (mode_info->atom_context->bios + data_offset +
735 le16_to_cpu(ext_hdr->usSclkVddgfxTableOffset));
736 ret = amdgpu_parse_clk_voltage_dep_table(
737 &adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk,
738 dep_table);
739 if (ret) {
740 kfree(adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk.entries);
741 return ret;
742 }
743 }
744 }
745
746 return 0;
747}
748
749void amdgpu_free_extended_power_table(struct amdgpu_device *adev)
750{
751 struct amdgpu_dpm_dynamic_state *dyn_state = &adev->pm.dpm.dyn_state;
752
753 kfree(dyn_state->vddc_dependency_on_sclk.entries);
754 kfree(dyn_state->vddci_dependency_on_mclk.entries);
755 kfree(dyn_state->vddc_dependency_on_mclk.entries);
756 kfree(dyn_state->mvdd_dependency_on_mclk.entries);
757 kfree(dyn_state->cac_leakage_table.entries);
758 kfree(dyn_state->phase_shedding_limits_table.entries);
759 kfree(dyn_state->ppm_table);
760 kfree(dyn_state->cac_tdp_table);
761 kfree(dyn_state->vce_clock_voltage_dependency_table.entries);
762 kfree(dyn_state->uvd_clock_voltage_dependency_table.entries);
763 kfree(dyn_state->samu_clock_voltage_dependency_table.entries);
764 kfree(dyn_state->acp_clock_voltage_dependency_table.entries);
765 kfree(dyn_state->vddgfx_dependency_on_sclk.entries);
766}
767
768static const char *pp_lib_thermal_controller_names[] = {
769 "NONE",
770 "lm63",
771 "adm1032",
772 "adm1030",
773 "max6649",
774 "lm64",
775 "f75375",
776 "RV6xx",
777 "RV770",
778 "adt7473",
779 "NONE",
780 "External GPIO",
781 "Evergreen",
782 "emc2103",
783 "Sumo",
784 "Northern Islands",
785 "Southern Islands",
786 "lm96163",
787 "Sea Islands",
788 "Kaveri/Kabini",
789};
790
791void amdgpu_add_thermal_controller(struct amdgpu_device *adev)
792{
793 struct amdgpu_mode_info *mode_info = &adev->mode_info;
794 ATOM_PPLIB_POWERPLAYTABLE *power_table;
795 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
796 ATOM_PPLIB_THERMALCONTROLLER *controller;
797 struct amdgpu_i2c_bus_rec i2c_bus;
798 u16 data_offset;
799 u8 frev, crev;
800
801 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
802 &frev, &crev, &data_offset))
803 return;
804 power_table = (ATOM_PPLIB_POWERPLAYTABLE *)
805 (mode_info->atom_context->bios + data_offset);
806 controller = &power_table->sThermalController;
807
808 /* add the i2c bus for thermal/fan chip */
809 if (controller->ucType > 0) {
810 if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
811 adev->pm.no_fan = true;
812 adev->pm.fan_pulses_per_revolution =
813 controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
814 if (adev->pm.fan_pulses_per_revolution) {
815 adev->pm.fan_min_rpm = controller->ucFanMinRPM;
816 adev->pm.fan_max_rpm = controller->ucFanMaxRPM;
817 }
818 if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
819 DRM_INFO("Internal thermal controller %s fan control\n",
820 (controller->ucFanParameters &
821 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
822 adev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
823 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
824 DRM_INFO("Internal thermal controller %s fan control\n",
825 (controller->ucFanParameters &
826 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
827 adev->pm.int_thermal_type = THERMAL_TYPE_RV770;
828 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
829 DRM_INFO("Internal thermal controller %s fan control\n",
830 (controller->ucFanParameters &
831 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
832 adev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN;
833 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
834 DRM_INFO("Internal thermal controller %s fan control\n",
835 (controller->ucFanParameters &
836 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
837 adev->pm.int_thermal_type = THERMAL_TYPE_SUMO;
838 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
839 DRM_INFO("Internal thermal controller %s fan control\n",
840 (controller->ucFanParameters &
841 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
842 adev->pm.int_thermal_type = THERMAL_TYPE_NI;
843 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
844 DRM_INFO("Internal thermal controller %s fan control\n",
845 (controller->ucFanParameters &
846 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
847 adev->pm.int_thermal_type = THERMAL_TYPE_SI;
848 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
849 DRM_INFO("Internal thermal controller %s fan control\n",
850 (controller->ucFanParameters &
851 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
852 adev->pm.int_thermal_type = THERMAL_TYPE_CI;
853 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
854 DRM_INFO("Internal thermal controller %s fan control\n",
855 (controller->ucFanParameters &
856 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
857 adev->pm.int_thermal_type = THERMAL_TYPE_KV;
858 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
859 DRM_INFO("External GPIO thermal controller %s fan control\n",
860 (controller->ucFanParameters &
861 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
862 adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
863 } else if (controller->ucType ==
864 ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
865 DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
866 (controller->ucFanParameters &
867 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
868 adev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
869 } else if (controller->ucType ==
870 ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
871 DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
872 (controller->ucFanParameters &
873 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
874 adev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
875 } else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
876 DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
877 pp_lib_thermal_controller_names[controller->ucType],
878 controller->ucI2cAddress >> 1,
879 (controller->ucFanParameters &
880 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
881 adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
882 i2c_bus = amdgpu_atombios_lookup_i2c_gpio(adev, controller->ucI2cLine);
883 adev->pm.i2c_bus = amdgpu_i2c_lookup(adev, &i2c_bus);
884 if (adev->pm.i2c_bus) {
885 struct i2c_board_info info = { };
886 const char *name = pp_lib_thermal_controller_names[controller->ucType];
887 info.addr = controller->ucI2cAddress >> 1;
888 strlcpy(info.type, name, sizeof(info.type));
889 i2c_new_device(&adev->pm.i2c_bus->adapter, &info);
890 }
891 } else {
892 DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
893 controller->ucType,
894 controller->ucI2cAddress >> 1,
895 (controller->ucFanParameters &
896 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
897 }
898 }
899}
900
901enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
902 u32 sys_mask,
903 enum amdgpu_pcie_gen asic_gen,
904 enum amdgpu_pcie_gen default_gen)
905{
906 switch (asic_gen) {
907 case AMDGPU_PCIE_GEN1:
908 return AMDGPU_PCIE_GEN1;
909 case AMDGPU_PCIE_GEN2:
910 return AMDGPU_PCIE_GEN2;
911 case AMDGPU_PCIE_GEN3:
912 return AMDGPU_PCIE_GEN3;
913 default:
914 if ((sys_mask & DRM_PCIE_SPEED_80) && (default_gen == AMDGPU_PCIE_GEN3))
915 return AMDGPU_PCIE_GEN3;
916 else if ((sys_mask & DRM_PCIE_SPEED_50) && (default_gen == AMDGPU_PCIE_GEN2))
917 return AMDGPU_PCIE_GEN2;
918 else
919 return AMDGPU_PCIE_GEN1;
920 }
921 return AMDGPU_PCIE_GEN1;
922}
923
924u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
925 u16 asic_lanes,
926 u16 default_lanes)
927{
928 switch (asic_lanes) {
929 case 0:
930 default:
931 return default_lanes;
932 case 1:
933 return 1;
934 case 2:
935 return 2;
936 case 4:
937 return 4;
938 case 8:
939 return 8;
940 case 12:
941 return 12;
942 case 16:
943 return 16;
944 }
945}
946
947u8 amdgpu_encode_pci_lane_width(u32 lanes)
948{
949 u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 };
950
951 if (lanes > 16)
952 return 0;
953
954 return encoded_lanes[lanes];
955}
1/*
2 * Copyright 2011 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 * Authors: Alex Deucher
23 */
24
25#include "drmP.h"
26#include "amdgpu.h"
27#include "amdgpu_atombios.h"
28#include "amdgpu_i2c.h"
29#include "amdgpu_dpm.h"
30#include "atom.h"
31
32void amdgpu_dpm_print_class_info(u32 class, u32 class2)
33{
34 printk("\tui class: ");
35 switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
36 case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
37 default:
38 printk("none\n");
39 break;
40 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
41 printk("battery\n");
42 break;
43 case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
44 printk("balanced\n");
45 break;
46 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
47 printk("performance\n");
48 break;
49 }
50 printk("\tinternal class: ");
51 if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
52 (class2 == 0))
53 printk("none");
54 else {
55 if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
56 printk("boot ");
57 if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
58 printk("thermal ");
59 if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
60 printk("limited_pwr ");
61 if (class & ATOM_PPLIB_CLASSIFICATION_REST)
62 printk("rest ");
63 if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
64 printk("forced ");
65 if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
66 printk("3d_perf ");
67 if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
68 printk("ovrdrv ");
69 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
70 printk("uvd ");
71 if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
72 printk("3d_low ");
73 if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
74 printk("acpi ");
75 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
76 printk("uvd_hd2 ");
77 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
78 printk("uvd_hd ");
79 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
80 printk("uvd_sd ");
81 if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
82 printk("limited_pwr2 ");
83 if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
84 printk("ulv ");
85 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
86 printk("uvd_mvc ");
87 }
88 printk("\n");
89}
90
91void amdgpu_dpm_print_cap_info(u32 caps)
92{
93 printk("\tcaps: ");
94 if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
95 printk("single_disp ");
96 if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
97 printk("video ");
98 if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
99 printk("no_dc ");
100 printk("\n");
101}
102
103void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
104 struct amdgpu_ps *rps)
105{
106 printk("\tstatus: ");
107 if (rps == adev->pm.dpm.current_ps)
108 printk("c ");
109 if (rps == adev->pm.dpm.requested_ps)
110 printk("r ");
111 if (rps == adev->pm.dpm.boot_ps)
112 printk("b ");
113 printk("\n");
114}
115
116
117u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
118{
119 struct drm_device *dev = adev->ddev;
120 struct drm_crtc *crtc;
121 struct amdgpu_crtc *amdgpu_crtc;
122 u32 vblank_in_pixels;
123 u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
124
125 if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
126 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
127 amdgpu_crtc = to_amdgpu_crtc(crtc);
128 if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
129 vblank_in_pixels =
130 amdgpu_crtc->hw_mode.crtc_htotal *
131 (amdgpu_crtc->hw_mode.crtc_vblank_end -
132 amdgpu_crtc->hw_mode.crtc_vdisplay +
133 (amdgpu_crtc->v_border * 2));
134
135 vblank_time_us = vblank_in_pixels * 1000 / amdgpu_crtc->hw_mode.clock;
136 break;
137 }
138 }
139 }
140
141 return vblank_time_us;
142}
143
144u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
145{
146 struct drm_device *dev = adev->ddev;
147 struct drm_crtc *crtc;
148 struct amdgpu_crtc *amdgpu_crtc;
149 u32 vrefresh = 0;
150
151 if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
152 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
153 amdgpu_crtc = to_amdgpu_crtc(crtc);
154 if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
155 vrefresh = drm_mode_vrefresh(&amdgpu_crtc->hw_mode);
156 break;
157 }
158 }
159 }
160
161 return vrefresh;
162}
163
164void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
165 u32 *p, u32 *u)
166{
167 u32 b_c = 0;
168 u32 i_c;
169 u32 tmp;
170
171 i_c = (i * r_c) / 100;
172 tmp = i_c >> p_b;
173
174 while (tmp) {
175 b_c++;
176 tmp >>= 1;
177 }
178
179 *u = (b_c + 1) / 2;
180 *p = i_c / (1 << (2 * (*u)));
181}
182
183int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th)
184{
185 u32 k, a, ah, al;
186 u32 t1;
187
188 if ((fl == 0) || (fh == 0) || (fl > fh))
189 return -EINVAL;
190
191 k = (100 * fh) / fl;
192 t1 = (t * (k - 100));
193 a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100));
194 a = (a + 5) / 10;
195 ah = ((a * t) + 5000) / 10000;
196 al = a - ah;
197
198 *th = t - ah;
199 *tl = t + al;
200
201 return 0;
202}
203
204bool amdgpu_is_uvd_state(u32 class, u32 class2)
205{
206 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
207 return true;
208 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
209 return true;
210 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
211 return true;
212 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
213 return true;
214 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
215 return true;
216 return false;
217}
218
219bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor)
220{
221 switch (sensor) {
222 case THERMAL_TYPE_RV6XX:
223 case THERMAL_TYPE_RV770:
224 case THERMAL_TYPE_EVERGREEN:
225 case THERMAL_TYPE_SUMO:
226 case THERMAL_TYPE_NI:
227 case THERMAL_TYPE_SI:
228 case THERMAL_TYPE_CI:
229 case THERMAL_TYPE_KV:
230 return true;
231 case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
232 case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
233 return false; /* need special handling */
234 case THERMAL_TYPE_NONE:
235 case THERMAL_TYPE_EXTERNAL:
236 case THERMAL_TYPE_EXTERNAL_GPIO:
237 default:
238 return false;
239 }
240}
241
242union power_info {
243 struct _ATOM_POWERPLAY_INFO info;
244 struct _ATOM_POWERPLAY_INFO_V2 info_2;
245 struct _ATOM_POWERPLAY_INFO_V3 info_3;
246 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
247 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
248 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
249 struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4;
250 struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5;
251};
252
253union fan_info {
254 struct _ATOM_PPLIB_FANTABLE fan;
255 struct _ATOM_PPLIB_FANTABLE2 fan2;
256 struct _ATOM_PPLIB_FANTABLE3 fan3;
257};
258
259static int amdgpu_parse_clk_voltage_dep_table(struct amdgpu_clock_voltage_dependency_table *amdgpu_table,
260 ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table)
261{
262 u32 size = atom_table->ucNumEntries *
263 sizeof(struct amdgpu_clock_voltage_dependency_entry);
264 int i;
265 ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry;
266
267 amdgpu_table->entries = kzalloc(size, GFP_KERNEL);
268 if (!amdgpu_table->entries)
269 return -ENOMEM;
270
271 entry = &atom_table->entries[0];
272 for (i = 0; i < atom_table->ucNumEntries; i++) {
273 amdgpu_table->entries[i].clk = le16_to_cpu(entry->usClockLow) |
274 (entry->ucClockHigh << 16);
275 amdgpu_table->entries[i].v = le16_to_cpu(entry->usVoltage);
276 entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *)
277 ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record));
278 }
279 amdgpu_table->count = atom_table->ucNumEntries;
280
281 return 0;
282}
283
284int amdgpu_get_platform_caps(struct amdgpu_device *adev)
285{
286 struct amdgpu_mode_info *mode_info = &adev->mode_info;
287 union power_info *power_info;
288 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
289 u16 data_offset;
290 u8 frev, crev;
291
292 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
293 &frev, &crev, &data_offset))
294 return -EINVAL;
295 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
296
297 adev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
298 adev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
299 adev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
300
301 return 0;
302}
303
304/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */
305#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12
306#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14
307#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16
308#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18
309#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20
310#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22
311#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8 24
312#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V9 26
313
314int amdgpu_parse_extended_power_table(struct amdgpu_device *adev)
315{
316 struct amdgpu_mode_info *mode_info = &adev->mode_info;
317 union power_info *power_info;
318 union fan_info *fan_info;
319 ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table;
320 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
321 u16 data_offset;
322 u8 frev, crev;
323 int ret, i;
324
325 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
326 &frev, &crev, &data_offset))
327 return -EINVAL;
328 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
329
330 /* fan table */
331 if (le16_to_cpu(power_info->pplib.usTableSize) >=
332 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
333 if (power_info->pplib3.usFanTableOffset) {
334 fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset +
335 le16_to_cpu(power_info->pplib3.usFanTableOffset));
336 adev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst;
337 adev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin);
338 adev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed);
339 adev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh);
340 adev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin);
341 adev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed);
342 adev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh);
343 if (fan_info->fan.ucFanTableFormat >= 2)
344 adev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax);
345 else
346 adev->pm.dpm.fan.t_max = 10900;
347 adev->pm.dpm.fan.cycle_delay = 100000;
348 if (fan_info->fan.ucFanTableFormat >= 3) {
349 adev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode;
350 adev->pm.dpm.fan.default_max_fan_pwm =
351 le16_to_cpu(fan_info->fan3.usFanPWMMax);
352 adev->pm.dpm.fan.default_fan_output_sensitivity = 4836;
353 adev->pm.dpm.fan.fan_output_sensitivity =
354 le16_to_cpu(fan_info->fan3.usFanOutputSensitivity);
355 }
356 adev->pm.dpm.fan.ucode_fan_control = true;
357 }
358 }
359
360 /* clock dependancy tables, shedding tables */
361 if (le16_to_cpu(power_info->pplib.usTableSize) >=
362 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) {
363 if (power_info->pplib4.usVddcDependencyOnSCLKOffset) {
364 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
365 (mode_info->atom_context->bios + data_offset +
366 le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset));
367 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
368 dep_table);
369 if (ret) {
370 amdgpu_free_extended_power_table(adev);
371 return ret;
372 }
373 }
374 if (power_info->pplib4.usVddciDependencyOnMCLKOffset) {
375 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
376 (mode_info->atom_context->bios + data_offset +
377 le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset));
378 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
379 dep_table);
380 if (ret) {
381 amdgpu_free_extended_power_table(adev);
382 return ret;
383 }
384 }
385 if (power_info->pplib4.usVddcDependencyOnMCLKOffset) {
386 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
387 (mode_info->atom_context->bios + data_offset +
388 le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset));
389 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
390 dep_table);
391 if (ret) {
392 amdgpu_free_extended_power_table(adev);
393 return ret;
394 }
395 }
396 if (power_info->pplib4.usMvddDependencyOnMCLKOffset) {
397 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
398 (mode_info->atom_context->bios + data_offset +
399 le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset));
400 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
401 dep_table);
402 if (ret) {
403 amdgpu_free_extended_power_table(adev);
404 return ret;
405 }
406 }
407 if (power_info->pplib4.usMaxClockVoltageOnDCOffset) {
408 ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v =
409 (ATOM_PPLIB_Clock_Voltage_Limit_Table *)
410 (mode_info->atom_context->bios + data_offset +
411 le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset));
412 if (clk_v->ucNumEntries) {
413 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk =
414 le16_to_cpu(clk_v->entries[0].usSclkLow) |
415 (clk_v->entries[0].ucSclkHigh << 16);
416 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk =
417 le16_to_cpu(clk_v->entries[0].usMclkLow) |
418 (clk_v->entries[0].ucMclkHigh << 16);
419 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc =
420 le16_to_cpu(clk_v->entries[0].usVddc);
421 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci =
422 le16_to_cpu(clk_v->entries[0].usVddci);
423 }
424 }
425 if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) {
426 ATOM_PPLIB_PhaseSheddingLimits_Table *psl =
427 (ATOM_PPLIB_PhaseSheddingLimits_Table *)
428 (mode_info->atom_context->bios + data_offset +
429 le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset));
430 ATOM_PPLIB_PhaseSheddingLimits_Record *entry;
431
432 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries =
433 kzalloc(psl->ucNumEntries *
434 sizeof(struct amdgpu_phase_shedding_limits_entry),
435 GFP_KERNEL);
436 if (!adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) {
437 amdgpu_free_extended_power_table(adev);
438 return -ENOMEM;
439 }
440
441 entry = &psl->entries[0];
442 for (i = 0; i < psl->ucNumEntries; i++) {
443 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk =
444 le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16);
445 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk =
446 le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16);
447 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage =
448 le16_to_cpu(entry->usVoltage);
449 entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *)
450 ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record));
451 }
452 adev->pm.dpm.dyn_state.phase_shedding_limits_table.count =
453 psl->ucNumEntries;
454 }
455 }
456
457 /* cac data */
458 if (le16_to_cpu(power_info->pplib.usTableSize) >=
459 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) {
460 adev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit);
461 adev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit);
462 adev->pm.dpm.near_tdp_limit_adjusted = adev->pm.dpm.near_tdp_limit;
463 adev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit);
464 if (adev->pm.dpm.tdp_od_limit)
465 adev->pm.dpm.power_control = true;
466 else
467 adev->pm.dpm.power_control = false;
468 adev->pm.dpm.tdp_adjustment = 0;
469 adev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold);
470 adev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage);
471 adev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope);
472 if (power_info->pplib5.usCACLeakageTableOffset) {
473 ATOM_PPLIB_CAC_Leakage_Table *cac_table =
474 (ATOM_PPLIB_CAC_Leakage_Table *)
475 (mode_info->atom_context->bios + data_offset +
476 le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset));
477 ATOM_PPLIB_CAC_Leakage_Record *entry;
478 u32 size = cac_table->ucNumEntries * sizeof(struct amdgpu_cac_leakage_table);
479 adev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL);
480 if (!adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
481 amdgpu_free_extended_power_table(adev);
482 return -ENOMEM;
483 }
484 entry = &cac_table->entries[0];
485 for (i = 0; i < cac_table->ucNumEntries; i++) {
486 if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
487 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 =
488 le16_to_cpu(entry->usVddc1);
489 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 =
490 le16_to_cpu(entry->usVddc2);
491 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 =
492 le16_to_cpu(entry->usVddc3);
493 } else {
494 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc =
495 le16_to_cpu(entry->usVddc);
496 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage =
497 le32_to_cpu(entry->ulLeakageValue);
498 }
499 entry = (ATOM_PPLIB_CAC_Leakage_Record *)
500 ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record));
501 }
502 adev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries;
503 }
504 }
505
506 /* ext tables */
507 if (le16_to_cpu(power_info->pplib.usTableSize) >=
508 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
509 ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *)
510 (mode_info->atom_context->bios + data_offset +
511 le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset));
512 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) &&
513 ext_hdr->usVCETableOffset) {
514 VCEClockInfoArray *array = (VCEClockInfoArray *)
515 (mode_info->atom_context->bios + data_offset +
516 le16_to_cpu(ext_hdr->usVCETableOffset) + 1);
517 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits =
518 (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *)
519 (mode_info->atom_context->bios + data_offset +
520 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
521 1 + array->ucNumEntries * sizeof(VCEClockInfo));
522 ATOM_PPLIB_VCE_State_Table *states =
523 (ATOM_PPLIB_VCE_State_Table *)
524 (mode_info->atom_context->bios + data_offset +
525 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
526 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) +
527 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)));
528 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry;
529 ATOM_PPLIB_VCE_State_Record *state_entry;
530 VCEClockInfo *vce_clk;
531 u32 size = limits->numEntries *
532 sizeof(struct amdgpu_vce_clock_voltage_dependency_entry);
533 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries =
534 kzalloc(size, GFP_KERNEL);
535 if (!adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) {
536 amdgpu_free_extended_power_table(adev);
537 return -ENOMEM;
538 }
539 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count =
540 limits->numEntries;
541 entry = &limits->entries[0];
542 state_entry = &states->entries[0];
543 for (i = 0; i < limits->numEntries; i++) {
544 vce_clk = (VCEClockInfo *)
545 ((u8 *)&array->entries[0] +
546 (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
547 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk =
548 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
549 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk =
550 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
551 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v =
552 le16_to_cpu(entry->usVoltage);
553 entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *)
554 ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record));
555 }
556 adev->pm.dpm.num_of_vce_states =
557 states->numEntries > AMD_MAX_VCE_LEVELS ?
558 AMD_MAX_VCE_LEVELS : states->numEntries;
559 for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
560 vce_clk = (VCEClockInfo *)
561 ((u8 *)&array->entries[0] +
562 (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
563 adev->pm.dpm.vce_states[i].evclk =
564 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
565 adev->pm.dpm.vce_states[i].ecclk =
566 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
567 adev->pm.dpm.vce_states[i].clk_idx =
568 state_entry->ucClockInfoIndex & 0x3f;
569 adev->pm.dpm.vce_states[i].pstate =
570 (state_entry->ucClockInfoIndex & 0xc0) >> 6;
571 state_entry = (ATOM_PPLIB_VCE_State_Record *)
572 ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record));
573 }
574 }
575 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) &&
576 ext_hdr->usUVDTableOffset) {
577 UVDClockInfoArray *array = (UVDClockInfoArray *)
578 (mode_info->atom_context->bios + data_offset +
579 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1);
580 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits =
581 (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *)
582 (mode_info->atom_context->bios + data_offset +
583 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 +
584 1 + (array->ucNumEntries * sizeof (UVDClockInfo)));
585 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry;
586 u32 size = limits->numEntries *
587 sizeof(struct amdgpu_uvd_clock_voltage_dependency_entry);
588 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries =
589 kzalloc(size, GFP_KERNEL);
590 if (!adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) {
591 amdgpu_free_extended_power_table(adev);
592 return -ENOMEM;
593 }
594 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count =
595 limits->numEntries;
596 entry = &limits->entries[0];
597 for (i = 0; i < limits->numEntries; i++) {
598 UVDClockInfo *uvd_clk = (UVDClockInfo *)
599 ((u8 *)&array->entries[0] +
600 (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo)));
601 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk =
602 le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16);
603 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk =
604 le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16);
605 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v =
606 le16_to_cpu(entry->usVoltage);
607 entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *)
608 ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record));
609 }
610 }
611 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) &&
612 ext_hdr->usSAMUTableOffset) {
613 ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits =
614 (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *)
615 (mode_info->atom_context->bios + data_offset +
616 le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1);
617 ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry;
618 u32 size = limits->numEntries *
619 sizeof(struct amdgpu_clock_voltage_dependency_entry);
620 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries =
621 kzalloc(size, GFP_KERNEL);
622 if (!adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) {
623 amdgpu_free_extended_power_table(adev);
624 return -ENOMEM;
625 }
626 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count =
627 limits->numEntries;
628 entry = &limits->entries[0];
629 for (i = 0; i < limits->numEntries; i++) {
630 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk =
631 le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16);
632 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v =
633 le16_to_cpu(entry->usVoltage);
634 entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *)
635 ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record));
636 }
637 }
638 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) &&
639 ext_hdr->usPPMTableOffset) {
640 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *)
641 (mode_info->atom_context->bios + data_offset +
642 le16_to_cpu(ext_hdr->usPPMTableOffset));
643 adev->pm.dpm.dyn_state.ppm_table =
644 kzalloc(sizeof(struct amdgpu_ppm_table), GFP_KERNEL);
645 if (!adev->pm.dpm.dyn_state.ppm_table) {
646 amdgpu_free_extended_power_table(adev);
647 return -ENOMEM;
648 }
649 adev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign;
650 adev->pm.dpm.dyn_state.ppm_table->cpu_core_number =
651 le16_to_cpu(ppm->usCpuCoreNumber);
652 adev->pm.dpm.dyn_state.ppm_table->platform_tdp =
653 le32_to_cpu(ppm->ulPlatformTDP);
654 adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp =
655 le32_to_cpu(ppm->ulSmallACPlatformTDP);
656 adev->pm.dpm.dyn_state.ppm_table->platform_tdc =
657 le32_to_cpu(ppm->ulPlatformTDC);
658 adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc =
659 le32_to_cpu(ppm->ulSmallACPlatformTDC);
660 adev->pm.dpm.dyn_state.ppm_table->apu_tdp =
661 le32_to_cpu(ppm->ulApuTDP);
662 adev->pm.dpm.dyn_state.ppm_table->dgpu_tdp =
663 le32_to_cpu(ppm->ulDGpuTDP);
664 adev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power =
665 le32_to_cpu(ppm->ulDGpuUlvPower);
666 adev->pm.dpm.dyn_state.ppm_table->tj_max =
667 le32_to_cpu(ppm->ulTjmax);
668 }
669 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) &&
670 ext_hdr->usACPTableOffset) {
671 ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits =
672 (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *)
673 (mode_info->atom_context->bios + data_offset +
674 le16_to_cpu(ext_hdr->usACPTableOffset) + 1);
675 ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry;
676 u32 size = limits->numEntries *
677 sizeof(struct amdgpu_clock_voltage_dependency_entry);
678 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries =
679 kzalloc(size, GFP_KERNEL);
680 if (!adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) {
681 amdgpu_free_extended_power_table(adev);
682 return -ENOMEM;
683 }
684 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count =
685 limits->numEntries;
686 entry = &limits->entries[0];
687 for (i = 0; i < limits->numEntries; i++) {
688 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk =
689 le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16);
690 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v =
691 le16_to_cpu(entry->usVoltage);
692 entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *)
693 ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record));
694 }
695 }
696 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) &&
697 ext_hdr->usPowerTuneTableOffset) {
698 u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset +
699 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
700 ATOM_PowerTune_Table *pt;
701 adev->pm.dpm.dyn_state.cac_tdp_table =
702 kzalloc(sizeof(struct amdgpu_cac_tdp_table), GFP_KERNEL);
703 if (!adev->pm.dpm.dyn_state.cac_tdp_table) {
704 amdgpu_free_extended_power_table(adev);
705 return -ENOMEM;
706 }
707 if (rev > 0) {
708 ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *)
709 (mode_info->atom_context->bios + data_offset +
710 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
711 adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit =
712 ppt->usMaximumPowerDeliveryLimit;
713 pt = &ppt->power_tune_table;
714 } else {
715 ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *)
716 (mode_info->atom_context->bios + data_offset +
717 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
718 adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255;
719 pt = &ppt->power_tune_table;
720 }
721 adev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP);
722 adev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp =
723 le16_to_cpu(pt->usConfigurableTDP);
724 adev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC);
725 adev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit =
726 le16_to_cpu(pt->usBatteryPowerLimit);
727 adev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit =
728 le16_to_cpu(pt->usSmallPowerLimit);
729 adev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage =
730 le16_to_cpu(pt->usLowCACLeakage);
731 adev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage =
732 le16_to_cpu(pt->usHighCACLeakage);
733 }
734 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8) &&
735 ext_hdr->usSclkVddgfxTableOffset) {
736 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
737 (mode_info->atom_context->bios + data_offset +
738 le16_to_cpu(ext_hdr->usSclkVddgfxTableOffset));
739 ret = amdgpu_parse_clk_voltage_dep_table(
740 &adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk,
741 dep_table);
742 if (ret) {
743 kfree(adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk.entries);
744 return ret;
745 }
746 }
747 }
748
749 return 0;
750}
751
752void amdgpu_free_extended_power_table(struct amdgpu_device *adev)
753{
754 struct amdgpu_dpm_dynamic_state *dyn_state = &adev->pm.dpm.dyn_state;
755
756 kfree(dyn_state->vddc_dependency_on_sclk.entries);
757 kfree(dyn_state->vddci_dependency_on_mclk.entries);
758 kfree(dyn_state->vddc_dependency_on_mclk.entries);
759 kfree(dyn_state->mvdd_dependency_on_mclk.entries);
760 kfree(dyn_state->cac_leakage_table.entries);
761 kfree(dyn_state->phase_shedding_limits_table.entries);
762 kfree(dyn_state->ppm_table);
763 kfree(dyn_state->cac_tdp_table);
764 kfree(dyn_state->vce_clock_voltage_dependency_table.entries);
765 kfree(dyn_state->uvd_clock_voltage_dependency_table.entries);
766 kfree(dyn_state->samu_clock_voltage_dependency_table.entries);
767 kfree(dyn_state->acp_clock_voltage_dependency_table.entries);
768 kfree(dyn_state->vddgfx_dependency_on_sclk.entries);
769}
770
771static const char *pp_lib_thermal_controller_names[] = {
772 "NONE",
773 "lm63",
774 "adm1032",
775 "adm1030",
776 "max6649",
777 "lm64",
778 "f75375",
779 "RV6xx",
780 "RV770",
781 "adt7473",
782 "NONE",
783 "External GPIO",
784 "Evergreen",
785 "emc2103",
786 "Sumo",
787 "Northern Islands",
788 "Southern Islands",
789 "lm96163",
790 "Sea Islands",
791 "Kaveri/Kabini",
792};
793
794void amdgpu_add_thermal_controller(struct amdgpu_device *adev)
795{
796 struct amdgpu_mode_info *mode_info = &adev->mode_info;
797 ATOM_PPLIB_POWERPLAYTABLE *power_table;
798 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
799 ATOM_PPLIB_THERMALCONTROLLER *controller;
800 struct amdgpu_i2c_bus_rec i2c_bus;
801 u16 data_offset;
802 u8 frev, crev;
803
804 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
805 &frev, &crev, &data_offset))
806 return;
807 power_table = (ATOM_PPLIB_POWERPLAYTABLE *)
808 (mode_info->atom_context->bios + data_offset);
809 controller = &power_table->sThermalController;
810
811 /* add the i2c bus for thermal/fan chip */
812 if (controller->ucType > 0) {
813 if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
814 adev->pm.no_fan = true;
815 adev->pm.fan_pulses_per_revolution =
816 controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
817 if (adev->pm.fan_pulses_per_revolution) {
818 adev->pm.fan_min_rpm = controller->ucFanMinRPM;
819 adev->pm.fan_max_rpm = controller->ucFanMaxRPM;
820 }
821 if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
822 DRM_INFO("Internal thermal controller %s fan control\n",
823 (controller->ucFanParameters &
824 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
825 adev->pm.int_thermal_type = THERMAL_TYPE_RV6XX;
826 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
827 DRM_INFO("Internal thermal controller %s fan control\n",
828 (controller->ucFanParameters &
829 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
830 adev->pm.int_thermal_type = THERMAL_TYPE_RV770;
831 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
832 DRM_INFO("Internal thermal controller %s fan control\n",
833 (controller->ucFanParameters &
834 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
835 adev->pm.int_thermal_type = THERMAL_TYPE_EVERGREEN;
836 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
837 DRM_INFO("Internal thermal controller %s fan control\n",
838 (controller->ucFanParameters &
839 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
840 adev->pm.int_thermal_type = THERMAL_TYPE_SUMO;
841 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
842 DRM_INFO("Internal thermal controller %s fan control\n",
843 (controller->ucFanParameters &
844 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
845 adev->pm.int_thermal_type = THERMAL_TYPE_NI;
846 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
847 DRM_INFO("Internal thermal controller %s fan control\n",
848 (controller->ucFanParameters &
849 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
850 adev->pm.int_thermal_type = THERMAL_TYPE_SI;
851 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
852 DRM_INFO("Internal thermal controller %s fan control\n",
853 (controller->ucFanParameters &
854 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
855 adev->pm.int_thermal_type = THERMAL_TYPE_CI;
856 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
857 DRM_INFO("Internal thermal controller %s fan control\n",
858 (controller->ucFanParameters &
859 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
860 adev->pm.int_thermal_type = THERMAL_TYPE_KV;
861 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
862 DRM_INFO("External GPIO thermal controller %s fan control\n",
863 (controller->ucFanParameters &
864 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
865 adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
866 } else if (controller->ucType ==
867 ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
868 DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
869 (controller->ucFanParameters &
870 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
871 adev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
872 } else if (controller->ucType ==
873 ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
874 DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
875 (controller->ucFanParameters &
876 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
877 adev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
878 } else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
879 DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
880 pp_lib_thermal_controller_names[controller->ucType],
881 controller->ucI2cAddress >> 1,
882 (controller->ucFanParameters &
883 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
884 adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
885 i2c_bus = amdgpu_atombios_lookup_i2c_gpio(adev, controller->ucI2cLine);
886 adev->pm.i2c_bus = amdgpu_i2c_lookup(adev, &i2c_bus);
887 if (adev->pm.i2c_bus) {
888 struct i2c_board_info info = { };
889 const char *name = pp_lib_thermal_controller_names[controller->ucType];
890 info.addr = controller->ucI2cAddress >> 1;
891 strlcpy(info.type, name, sizeof(info.type));
892 i2c_new_device(&adev->pm.i2c_bus->adapter, &info);
893 }
894 } else {
895 DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
896 controller->ucType,
897 controller->ucI2cAddress >> 1,
898 (controller->ucFanParameters &
899 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
900 }
901 }
902}
903
904enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
905 u32 sys_mask,
906 enum amdgpu_pcie_gen asic_gen,
907 enum amdgpu_pcie_gen default_gen)
908{
909 switch (asic_gen) {
910 case AMDGPU_PCIE_GEN1:
911 return AMDGPU_PCIE_GEN1;
912 case AMDGPU_PCIE_GEN2:
913 return AMDGPU_PCIE_GEN2;
914 case AMDGPU_PCIE_GEN3:
915 return AMDGPU_PCIE_GEN3;
916 default:
917 if ((sys_mask & DRM_PCIE_SPEED_80) && (default_gen == AMDGPU_PCIE_GEN3))
918 return AMDGPU_PCIE_GEN3;
919 else if ((sys_mask & DRM_PCIE_SPEED_50) && (default_gen == AMDGPU_PCIE_GEN2))
920 return AMDGPU_PCIE_GEN2;
921 else
922 return AMDGPU_PCIE_GEN1;
923 }
924 return AMDGPU_PCIE_GEN1;
925}
926
927u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
928 u16 asic_lanes,
929 u16 default_lanes)
930{
931 switch (asic_lanes) {
932 case 0:
933 default:
934 return default_lanes;
935 case 1:
936 return 1;
937 case 2:
938 return 2;
939 case 4:
940 return 4;
941 case 8:
942 return 8;
943 case 12:
944 return 12;
945 case 16:
946 return 16;
947 }
948}
949
950u8 amdgpu_encode_pci_lane_width(u32 lanes)
951{
952 u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 };
953
954 if (lanes > 16)
955 return 0;
956
957 return encoded_lanes[lanes];
958}
959
960struct amd_vce_state*
961amdgpu_get_vce_clock_state(struct amdgpu_device *adev, unsigned idx)
962{
963 if (idx < adev->pm.dpm.num_of_vce_states)
964 return &adev->pm.dpm.vce_states[idx];
965
966 return NULL;
967}