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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 <drm/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 const char *s;
35
36 switch (class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) {
37 case ATOM_PPLIB_CLASSIFICATION_UI_NONE:
38 default:
39 s = "none";
40 break;
41 case ATOM_PPLIB_CLASSIFICATION_UI_BATTERY:
42 s = "battery";
43 break;
44 case ATOM_PPLIB_CLASSIFICATION_UI_BALANCED:
45 s = "balanced";
46 break;
47 case ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE:
48 s = "performance";
49 break;
50 }
51 printk("\tui class: %s\n", s);
52 printk("\tinternal class:");
53 if (((class & ~ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 0) &&
54 (class2 == 0))
55 pr_cont(" none");
56 else {
57 if (class & ATOM_PPLIB_CLASSIFICATION_BOOT)
58 pr_cont(" boot");
59 if (class & ATOM_PPLIB_CLASSIFICATION_THERMAL)
60 pr_cont(" thermal");
61 if (class & ATOM_PPLIB_CLASSIFICATION_LIMITEDPOWERSOURCE)
62 pr_cont(" limited_pwr");
63 if (class & ATOM_PPLIB_CLASSIFICATION_REST)
64 pr_cont(" rest");
65 if (class & ATOM_PPLIB_CLASSIFICATION_FORCED)
66 pr_cont(" forced");
67 if (class & ATOM_PPLIB_CLASSIFICATION_3DPERFORMANCE)
68 pr_cont(" 3d_perf");
69 if (class & ATOM_PPLIB_CLASSIFICATION_OVERDRIVETEMPLATE)
70 pr_cont(" ovrdrv");
71 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
72 pr_cont(" uvd");
73 if (class & ATOM_PPLIB_CLASSIFICATION_3DLOW)
74 pr_cont(" 3d_low");
75 if (class & ATOM_PPLIB_CLASSIFICATION_ACPI)
76 pr_cont(" acpi");
77 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
78 pr_cont(" uvd_hd2");
79 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
80 pr_cont(" uvd_hd");
81 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
82 pr_cont(" uvd_sd");
83 if (class2 & ATOM_PPLIB_CLASSIFICATION2_LIMITEDPOWERSOURCE_2)
84 pr_cont(" limited_pwr2");
85 if (class2 & ATOM_PPLIB_CLASSIFICATION2_ULV)
86 pr_cont(" ulv");
87 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
88 pr_cont(" uvd_mvc");
89 }
90 pr_cont("\n");
91}
92
93void amdgpu_dpm_print_cap_info(u32 caps)
94{
95 printk("\tcaps:");
96 if (caps & ATOM_PPLIB_SINGLE_DISPLAY_ONLY)
97 pr_cont(" single_disp");
98 if (caps & ATOM_PPLIB_SUPPORTS_VIDEO_PLAYBACK)
99 pr_cont(" video");
100 if (caps & ATOM_PPLIB_DISALLOW_ON_DC)
101 pr_cont(" no_dc");
102 pr_cont("\n");
103}
104
105void amdgpu_dpm_print_ps_status(struct amdgpu_device *adev,
106 struct amdgpu_ps *rps)
107{
108 printk("\tstatus:");
109 if (rps == adev->pm.dpm.current_ps)
110 pr_cont(" c");
111 if (rps == adev->pm.dpm.requested_ps)
112 pr_cont(" r");
113 if (rps == adev->pm.dpm.boot_ps)
114 pr_cont(" b");
115 pr_cont("\n");
116}
117
118
119u32 amdgpu_dpm_get_vblank_time(struct amdgpu_device *adev)
120{
121 struct drm_device *dev = adev->ddev;
122 struct drm_crtc *crtc;
123 struct amdgpu_crtc *amdgpu_crtc;
124 u32 vblank_in_pixels;
125 u32 vblank_time_us = 0xffffffff; /* if the displays are off, vblank time is max */
126
127 if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
128 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
129 amdgpu_crtc = to_amdgpu_crtc(crtc);
130 if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
131 vblank_in_pixels =
132 amdgpu_crtc->hw_mode.crtc_htotal *
133 (amdgpu_crtc->hw_mode.crtc_vblank_end -
134 amdgpu_crtc->hw_mode.crtc_vdisplay +
135 (amdgpu_crtc->v_border * 2));
136
137 vblank_time_us = vblank_in_pixels * 1000 / amdgpu_crtc->hw_mode.clock;
138 break;
139 }
140 }
141 }
142
143 return vblank_time_us;
144}
145
146u32 amdgpu_dpm_get_vrefresh(struct amdgpu_device *adev)
147{
148 struct drm_device *dev = adev->ddev;
149 struct drm_crtc *crtc;
150 struct amdgpu_crtc *amdgpu_crtc;
151 u32 vrefresh = 0;
152
153 if (adev->mode_info.num_crtc && adev->mode_info.mode_config_initialized) {
154 list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
155 amdgpu_crtc = to_amdgpu_crtc(crtc);
156 if (crtc->enabled && amdgpu_crtc->enabled && amdgpu_crtc->hw_mode.clock) {
157 vrefresh = drm_mode_vrefresh(&amdgpu_crtc->hw_mode);
158 break;
159 }
160 }
161 }
162
163 return vrefresh;
164}
165
166void amdgpu_calculate_u_and_p(u32 i, u32 r_c, u32 p_b,
167 u32 *p, u32 *u)
168{
169 u32 b_c = 0;
170 u32 i_c;
171 u32 tmp;
172
173 i_c = (i * r_c) / 100;
174 tmp = i_c >> p_b;
175
176 while (tmp) {
177 b_c++;
178 tmp >>= 1;
179 }
180
181 *u = (b_c + 1) / 2;
182 *p = i_c / (1 << (2 * (*u)));
183}
184
185int amdgpu_calculate_at(u32 t, u32 h, u32 fh, u32 fl, u32 *tl, u32 *th)
186{
187 u32 k, a, ah, al;
188 u32 t1;
189
190 if ((fl == 0) || (fh == 0) || (fl > fh))
191 return -EINVAL;
192
193 k = (100 * fh) / fl;
194 t1 = (t * (k - 100));
195 a = (1000 * (100 * h + t1)) / (10000 + (t1 / 100));
196 a = (a + 5) / 10;
197 ah = ((a * t) + 5000) / 10000;
198 al = a - ah;
199
200 *th = t - ah;
201 *tl = t + al;
202
203 return 0;
204}
205
206bool amdgpu_is_uvd_state(u32 class, u32 class2)
207{
208 if (class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE)
209 return true;
210 if (class & ATOM_PPLIB_CLASSIFICATION_HD2STATE)
211 return true;
212 if (class & ATOM_PPLIB_CLASSIFICATION_HDSTATE)
213 return true;
214 if (class & ATOM_PPLIB_CLASSIFICATION_SDSTATE)
215 return true;
216 if (class2 & ATOM_PPLIB_CLASSIFICATION2_MVC)
217 return true;
218 return false;
219}
220
221bool amdgpu_is_internal_thermal_sensor(enum amdgpu_int_thermal_type sensor)
222{
223 switch (sensor) {
224 case THERMAL_TYPE_RV6XX:
225 case THERMAL_TYPE_RV770:
226 case THERMAL_TYPE_EVERGREEN:
227 case THERMAL_TYPE_SUMO:
228 case THERMAL_TYPE_NI:
229 case THERMAL_TYPE_SI:
230 case THERMAL_TYPE_CI:
231 case THERMAL_TYPE_KV:
232 return true;
233 case THERMAL_TYPE_ADT7473_WITH_INTERNAL:
234 case THERMAL_TYPE_EMC2103_WITH_INTERNAL:
235 return false; /* need special handling */
236 case THERMAL_TYPE_NONE:
237 case THERMAL_TYPE_EXTERNAL:
238 case THERMAL_TYPE_EXTERNAL_GPIO:
239 default:
240 return false;
241 }
242}
243
244union power_info {
245 struct _ATOM_POWERPLAY_INFO info;
246 struct _ATOM_POWERPLAY_INFO_V2 info_2;
247 struct _ATOM_POWERPLAY_INFO_V3 info_3;
248 struct _ATOM_PPLIB_POWERPLAYTABLE pplib;
249 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2;
250 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3;
251 struct _ATOM_PPLIB_POWERPLAYTABLE4 pplib4;
252 struct _ATOM_PPLIB_POWERPLAYTABLE5 pplib5;
253};
254
255union fan_info {
256 struct _ATOM_PPLIB_FANTABLE fan;
257 struct _ATOM_PPLIB_FANTABLE2 fan2;
258 struct _ATOM_PPLIB_FANTABLE3 fan3;
259};
260
261static int amdgpu_parse_clk_voltage_dep_table(struct amdgpu_clock_voltage_dependency_table *amdgpu_table,
262 ATOM_PPLIB_Clock_Voltage_Dependency_Table *atom_table)
263{
264 u32 size = atom_table->ucNumEntries *
265 sizeof(struct amdgpu_clock_voltage_dependency_entry);
266 int i;
267 ATOM_PPLIB_Clock_Voltage_Dependency_Record *entry;
268
269 amdgpu_table->entries = kzalloc(size, GFP_KERNEL);
270 if (!amdgpu_table->entries)
271 return -ENOMEM;
272
273 entry = &atom_table->entries[0];
274 for (i = 0; i < atom_table->ucNumEntries; i++) {
275 amdgpu_table->entries[i].clk = le16_to_cpu(entry->usClockLow) |
276 (entry->ucClockHigh << 16);
277 amdgpu_table->entries[i].v = le16_to_cpu(entry->usVoltage);
278 entry = (ATOM_PPLIB_Clock_Voltage_Dependency_Record *)
279 ((u8 *)entry + sizeof(ATOM_PPLIB_Clock_Voltage_Dependency_Record));
280 }
281 amdgpu_table->count = atom_table->ucNumEntries;
282
283 return 0;
284}
285
286int amdgpu_get_platform_caps(struct amdgpu_device *adev)
287{
288 struct amdgpu_mode_info *mode_info = &adev->mode_info;
289 union power_info *power_info;
290 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
291 u16 data_offset;
292 u8 frev, crev;
293
294 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
295 &frev, &crev, &data_offset))
296 return -EINVAL;
297 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
298
299 adev->pm.dpm.platform_caps = le32_to_cpu(power_info->pplib.ulPlatformCaps);
300 adev->pm.dpm.backbias_response_time = le16_to_cpu(power_info->pplib.usBackbiasTime);
301 adev->pm.dpm.voltage_response_time = le16_to_cpu(power_info->pplib.usVoltageTime);
302
303 return 0;
304}
305
306/* sizeof(ATOM_PPLIB_EXTENDEDHEADER) */
307#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2 12
308#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3 14
309#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4 16
310#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5 18
311#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6 20
312#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7 22
313#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8 24
314#define SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V9 26
315
316int amdgpu_parse_extended_power_table(struct amdgpu_device *adev)
317{
318 struct amdgpu_mode_info *mode_info = &adev->mode_info;
319 union power_info *power_info;
320 union fan_info *fan_info;
321 ATOM_PPLIB_Clock_Voltage_Dependency_Table *dep_table;
322 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
323 u16 data_offset;
324 u8 frev, crev;
325 int ret, i;
326
327 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
328 &frev, &crev, &data_offset))
329 return -EINVAL;
330 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset);
331
332 /* fan table */
333 if (le16_to_cpu(power_info->pplib.usTableSize) >=
334 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
335 if (power_info->pplib3.usFanTableOffset) {
336 fan_info = (union fan_info *)(mode_info->atom_context->bios + data_offset +
337 le16_to_cpu(power_info->pplib3.usFanTableOffset));
338 adev->pm.dpm.fan.t_hyst = fan_info->fan.ucTHyst;
339 adev->pm.dpm.fan.t_min = le16_to_cpu(fan_info->fan.usTMin);
340 adev->pm.dpm.fan.t_med = le16_to_cpu(fan_info->fan.usTMed);
341 adev->pm.dpm.fan.t_high = le16_to_cpu(fan_info->fan.usTHigh);
342 adev->pm.dpm.fan.pwm_min = le16_to_cpu(fan_info->fan.usPWMMin);
343 adev->pm.dpm.fan.pwm_med = le16_to_cpu(fan_info->fan.usPWMMed);
344 adev->pm.dpm.fan.pwm_high = le16_to_cpu(fan_info->fan.usPWMHigh);
345 if (fan_info->fan.ucFanTableFormat >= 2)
346 adev->pm.dpm.fan.t_max = le16_to_cpu(fan_info->fan2.usTMax);
347 else
348 adev->pm.dpm.fan.t_max = 10900;
349 adev->pm.dpm.fan.cycle_delay = 100000;
350 if (fan_info->fan.ucFanTableFormat >= 3) {
351 adev->pm.dpm.fan.control_mode = fan_info->fan3.ucFanControlMode;
352 adev->pm.dpm.fan.default_max_fan_pwm =
353 le16_to_cpu(fan_info->fan3.usFanPWMMax);
354 adev->pm.dpm.fan.default_fan_output_sensitivity = 4836;
355 adev->pm.dpm.fan.fan_output_sensitivity =
356 le16_to_cpu(fan_info->fan3.usFanOutputSensitivity);
357 }
358 adev->pm.dpm.fan.ucode_fan_control = true;
359 }
360 }
361
362 /* clock dependancy tables, shedding tables */
363 if (le16_to_cpu(power_info->pplib.usTableSize) >=
364 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE4)) {
365 if (power_info->pplib4.usVddcDependencyOnSCLKOffset) {
366 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
367 (mode_info->atom_context->bios + data_offset +
368 le16_to_cpu(power_info->pplib4.usVddcDependencyOnSCLKOffset));
369 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_sclk,
370 dep_table);
371 if (ret) {
372 amdgpu_free_extended_power_table(adev);
373 return ret;
374 }
375 }
376 if (power_info->pplib4.usVddciDependencyOnMCLKOffset) {
377 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
378 (mode_info->atom_context->bios + data_offset +
379 le16_to_cpu(power_info->pplib4.usVddciDependencyOnMCLKOffset));
380 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddci_dependency_on_mclk,
381 dep_table);
382 if (ret) {
383 amdgpu_free_extended_power_table(adev);
384 return ret;
385 }
386 }
387 if (power_info->pplib4.usVddcDependencyOnMCLKOffset) {
388 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
389 (mode_info->atom_context->bios + data_offset +
390 le16_to_cpu(power_info->pplib4.usVddcDependencyOnMCLKOffset));
391 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.vddc_dependency_on_mclk,
392 dep_table);
393 if (ret) {
394 amdgpu_free_extended_power_table(adev);
395 return ret;
396 }
397 }
398 if (power_info->pplib4.usMvddDependencyOnMCLKOffset) {
399 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
400 (mode_info->atom_context->bios + data_offset +
401 le16_to_cpu(power_info->pplib4.usMvddDependencyOnMCLKOffset));
402 ret = amdgpu_parse_clk_voltage_dep_table(&adev->pm.dpm.dyn_state.mvdd_dependency_on_mclk,
403 dep_table);
404 if (ret) {
405 amdgpu_free_extended_power_table(adev);
406 return ret;
407 }
408 }
409 if (power_info->pplib4.usMaxClockVoltageOnDCOffset) {
410 ATOM_PPLIB_Clock_Voltage_Limit_Table *clk_v =
411 (ATOM_PPLIB_Clock_Voltage_Limit_Table *)
412 (mode_info->atom_context->bios + data_offset +
413 le16_to_cpu(power_info->pplib4.usMaxClockVoltageOnDCOffset));
414 if (clk_v->ucNumEntries) {
415 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk =
416 le16_to_cpu(clk_v->entries[0].usSclkLow) |
417 (clk_v->entries[0].ucSclkHigh << 16);
418 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk =
419 le16_to_cpu(clk_v->entries[0].usMclkLow) |
420 (clk_v->entries[0].ucMclkHigh << 16);
421 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc =
422 le16_to_cpu(clk_v->entries[0].usVddc);
423 adev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddci =
424 le16_to_cpu(clk_v->entries[0].usVddci);
425 }
426 }
427 if (power_info->pplib4.usVddcPhaseShedLimitsTableOffset) {
428 ATOM_PPLIB_PhaseSheddingLimits_Table *psl =
429 (ATOM_PPLIB_PhaseSheddingLimits_Table *)
430 (mode_info->atom_context->bios + data_offset +
431 le16_to_cpu(power_info->pplib4.usVddcPhaseShedLimitsTableOffset));
432 ATOM_PPLIB_PhaseSheddingLimits_Record *entry;
433
434 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries =
435 kzalloc(psl->ucNumEntries *
436 sizeof(struct amdgpu_phase_shedding_limits_entry),
437 GFP_KERNEL);
438 if (!adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries) {
439 amdgpu_free_extended_power_table(adev);
440 return -ENOMEM;
441 }
442
443 entry = &psl->entries[0];
444 for (i = 0; i < psl->ucNumEntries; i++) {
445 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].sclk =
446 le16_to_cpu(entry->usSclkLow) | (entry->ucSclkHigh << 16);
447 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].mclk =
448 le16_to_cpu(entry->usMclkLow) | (entry->ucMclkHigh << 16);
449 adev->pm.dpm.dyn_state.phase_shedding_limits_table.entries[i].voltage =
450 le16_to_cpu(entry->usVoltage);
451 entry = (ATOM_PPLIB_PhaseSheddingLimits_Record *)
452 ((u8 *)entry + sizeof(ATOM_PPLIB_PhaseSheddingLimits_Record));
453 }
454 adev->pm.dpm.dyn_state.phase_shedding_limits_table.count =
455 psl->ucNumEntries;
456 }
457 }
458
459 /* cac data */
460 if (le16_to_cpu(power_info->pplib.usTableSize) >=
461 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE5)) {
462 adev->pm.dpm.tdp_limit = le32_to_cpu(power_info->pplib5.ulTDPLimit);
463 adev->pm.dpm.near_tdp_limit = le32_to_cpu(power_info->pplib5.ulNearTDPLimit);
464 adev->pm.dpm.near_tdp_limit_adjusted = adev->pm.dpm.near_tdp_limit;
465 adev->pm.dpm.tdp_od_limit = le16_to_cpu(power_info->pplib5.usTDPODLimit);
466 if (adev->pm.dpm.tdp_od_limit)
467 adev->pm.dpm.power_control = true;
468 else
469 adev->pm.dpm.power_control = false;
470 adev->pm.dpm.tdp_adjustment = 0;
471 adev->pm.dpm.sq_ramping_threshold = le32_to_cpu(power_info->pplib5.ulSQRampingThreshold);
472 adev->pm.dpm.cac_leakage = le32_to_cpu(power_info->pplib5.ulCACLeakage);
473 adev->pm.dpm.load_line_slope = le16_to_cpu(power_info->pplib5.usLoadLineSlope);
474 if (power_info->pplib5.usCACLeakageTableOffset) {
475 ATOM_PPLIB_CAC_Leakage_Table *cac_table =
476 (ATOM_PPLIB_CAC_Leakage_Table *)
477 (mode_info->atom_context->bios + data_offset +
478 le16_to_cpu(power_info->pplib5.usCACLeakageTableOffset));
479 ATOM_PPLIB_CAC_Leakage_Record *entry;
480 u32 size = cac_table->ucNumEntries * sizeof(struct amdgpu_cac_leakage_table);
481 adev->pm.dpm.dyn_state.cac_leakage_table.entries = kzalloc(size, GFP_KERNEL);
482 if (!adev->pm.dpm.dyn_state.cac_leakage_table.entries) {
483 amdgpu_free_extended_power_table(adev);
484 return -ENOMEM;
485 }
486 entry = &cac_table->entries[0];
487 for (i = 0; i < cac_table->ucNumEntries; i++) {
488 if (adev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_EVV) {
489 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc1 =
490 le16_to_cpu(entry->usVddc1);
491 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc2 =
492 le16_to_cpu(entry->usVddc2);
493 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc3 =
494 le16_to_cpu(entry->usVddc3);
495 } else {
496 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].vddc =
497 le16_to_cpu(entry->usVddc);
498 adev->pm.dpm.dyn_state.cac_leakage_table.entries[i].leakage =
499 le32_to_cpu(entry->ulLeakageValue);
500 }
501 entry = (ATOM_PPLIB_CAC_Leakage_Record *)
502 ((u8 *)entry + sizeof(ATOM_PPLIB_CAC_Leakage_Record));
503 }
504 adev->pm.dpm.dyn_state.cac_leakage_table.count = cac_table->ucNumEntries;
505 }
506 }
507
508 /* ext tables */
509 if (le16_to_cpu(power_info->pplib.usTableSize) >=
510 sizeof(struct _ATOM_PPLIB_POWERPLAYTABLE3)) {
511 ATOM_PPLIB_EXTENDEDHEADER *ext_hdr = (ATOM_PPLIB_EXTENDEDHEADER *)
512 (mode_info->atom_context->bios + data_offset +
513 le16_to_cpu(power_info->pplib3.usExtendendedHeaderOffset));
514 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V2) &&
515 ext_hdr->usVCETableOffset) {
516 VCEClockInfoArray *array = (VCEClockInfoArray *)
517 (mode_info->atom_context->bios + data_offset +
518 le16_to_cpu(ext_hdr->usVCETableOffset) + 1);
519 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *limits =
520 (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Table *)
521 (mode_info->atom_context->bios + data_offset +
522 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
523 1 + array->ucNumEntries * sizeof(VCEClockInfo));
524 ATOM_PPLIB_VCE_State_Table *states =
525 (ATOM_PPLIB_VCE_State_Table *)
526 (mode_info->atom_context->bios + data_offset +
527 le16_to_cpu(ext_hdr->usVCETableOffset) + 1 +
528 1 + (array->ucNumEntries * sizeof (VCEClockInfo)) +
529 1 + (limits->numEntries * sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record)));
530 ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *entry;
531 ATOM_PPLIB_VCE_State_Record *state_entry;
532 VCEClockInfo *vce_clk;
533 u32 size = limits->numEntries *
534 sizeof(struct amdgpu_vce_clock_voltage_dependency_entry);
535 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries =
536 kzalloc(size, GFP_KERNEL);
537 if (!adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries) {
538 amdgpu_free_extended_power_table(adev);
539 return -ENOMEM;
540 }
541 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.count =
542 limits->numEntries;
543 entry = &limits->entries[0];
544 state_entry = &states->entries[0];
545 for (i = 0; i < limits->numEntries; i++) {
546 vce_clk = (VCEClockInfo *)
547 ((u8 *)&array->entries[0] +
548 (entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
549 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].evclk =
550 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
551 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].ecclk =
552 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
553 adev->pm.dpm.dyn_state.vce_clock_voltage_dependency_table.entries[i].v =
554 le16_to_cpu(entry->usVoltage);
555 entry = (ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record *)
556 ((u8 *)entry + sizeof(ATOM_PPLIB_VCE_Clock_Voltage_Limit_Record));
557 }
558 adev->pm.dpm.num_of_vce_states =
559 states->numEntries > AMD_MAX_VCE_LEVELS ?
560 AMD_MAX_VCE_LEVELS : states->numEntries;
561 for (i = 0; i < adev->pm.dpm.num_of_vce_states; i++) {
562 vce_clk = (VCEClockInfo *)
563 ((u8 *)&array->entries[0] +
564 (state_entry->ucVCEClockInfoIndex * sizeof(VCEClockInfo)));
565 adev->pm.dpm.vce_states[i].evclk =
566 le16_to_cpu(vce_clk->usEVClkLow) | (vce_clk->ucEVClkHigh << 16);
567 adev->pm.dpm.vce_states[i].ecclk =
568 le16_to_cpu(vce_clk->usECClkLow) | (vce_clk->ucECClkHigh << 16);
569 adev->pm.dpm.vce_states[i].clk_idx =
570 state_entry->ucClockInfoIndex & 0x3f;
571 adev->pm.dpm.vce_states[i].pstate =
572 (state_entry->ucClockInfoIndex & 0xc0) >> 6;
573 state_entry = (ATOM_PPLIB_VCE_State_Record *)
574 ((u8 *)state_entry + sizeof(ATOM_PPLIB_VCE_State_Record));
575 }
576 }
577 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V3) &&
578 ext_hdr->usUVDTableOffset) {
579 UVDClockInfoArray *array = (UVDClockInfoArray *)
580 (mode_info->atom_context->bios + data_offset +
581 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1);
582 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *limits =
583 (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Table *)
584 (mode_info->atom_context->bios + data_offset +
585 le16_to_cpu(ext_hdr->usUVDTableOffset) + 1 +
586 1 + (array->ucNumEntries * sizeof (UVDClockInfo)));
587 ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *entry;
588 u32 size = limits->numEntries *
589 sizeof(struct amdgpu_uvd_clock_voltage_dependency_entry);
590 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries =
591 kzalloc(size, GFP_KERNEL);
592 if (!adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries) {
593 amdgpu_free_extended_power_table(adev);
594 return -ENOMEM;
595 }
596 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.count =
597 limits->numEntries;
598 entry = &limits->entries[0];
599 for (i = 0; i < limits->numEntries; i++) {
600 UVDClockInfo *uvd_clk = (UVDClockInfo *)
601 ((u8 *)&array->entries[0] +
602 (entry->ucUVDClockInfoIndex * sizeof(UVDClockInfo)));
603 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].vclk =
604 le16_to_cpu(uvd_clk->usVClkLow) | (uvd_clk->ucVClkHigh << 16);
605 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].dclk =
606 le16_to_cpu(uvd_clk->usDClkLow) | (uvd_clk->ucDClkHigh << 16);
607 adev->pm.dpm.dyn_state.uvd_clock_voltage_dependency_table.entries[i].v =
608 le16_to_cpu(entry->usVoltage);
609 entry = (ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record *)
610 ((u8 *)entry + sizeof(ATOM_PPLIB_UVD_Clock_Voltage_Limit_Record));
611 }
612 }
613 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V4) &&
614 ext_hdr->usSAMUTableOffset) {
615 ATOM_PPLIB_SAMClk_Voltage_Limit_Table *limits =
616 (ATOM_PPLIB_SAMClk_Voltage_Limit_Table *)
617 (mode_info->atom_context->bios + data_offset +
618 le16_to_cpu(ext_hdr->usSAMUTableOffset) + 1);
619 ATOM_PPLIB_SAMClk_Voltage_Limit_Record *entry;
620 u32 size = limits->numEntries *
621 sizeof(struct amdgpu_clock_voltage_dependency_entry);
622 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries =
623 kzalloc(size, GFP_KERNEL);
624 if (!adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries) {
625 amdgpu_free_extended_power_table(adev);
626 return -ENOMEM;
627 }
628 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.count =
629 limits->numEntries;
630 entry = &limits->entries[0];
631 for (i = 0; i < limits->numEntries; i++) {
632 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].clk =
633 le16_to_cpu(entry->usSAMClockLow) | (entry->ucSAMClockHigh << 16);
634 adev->pm.dpm.dyn_state.samu_clock_voltage_dependency_table.entries[i].v =
635 le16_to_cpu(entry->usVoltage);
636 entry = (ATOM_PPLIB_SAMClk_Voltage_Limit_Record *)
637 ((u8 *)entry + sizeof(ATOM_PPLIB_SAMClk_Voltage_Limit_Record));
638 }
639 }
640 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V5) &&
641 ext_hdr->usPPMTableOffset) {
642 ATOM_PPLIB_PPM_Table *ppm = (ATOM_PPLIB_PPM_Table *)
643 (mode_info->atom_context->bios + data_offset +
644 le16_to_cpu(ext_hdr->usPPMTableOffset));
645 adev->pm.dpm.dyn_state.ppm_table =
646 kzalloc(sizeof(struct amdgpu_ppm_table), GFP_KERNEL);
647 if (!adev->pm.dpm.dyn_state.ppm_table) {
648 amdgpu_free_extended_power_table(adev);
649 return -ENOMEM;
650 }
651 adev->pm.dpm.dyn_state.ppm_table->ppm_design = ppm->ucPpmDesign;
652 adev->pm.dpm.dyn_state.ppm_table->cpu_core_number =
653 le16_to_cpu(ppm->usCpuCoreNumber);
654 adev->pm.dpm.dyn_state.ppm_table->platform_tdp =
655 le32_to_cpu(ppm->ulPlatformTDP);
656 adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdp =
657 le32_to_cpu(ppm->ulSmallACPlatformTDP);
658 adev->pm.dpm.dyn_state.ppm_table->platform_tdc =
659 le32_to_cpu(ppm->ulPlatformTDC);
660 adev->pm.dpm.dyn_state.ppm_table->small_ac_platform_tdc =
661 le32_to_cpu(ppm->ulSmallACPlatformTDC);
662 adev->pm.dpm.dyn_state.ppm_table->apu_tdp =
663 le32_to_cpu(ppm->ulApuTDP);
664 adev->pm.dpm.dyn_state.ppm_table->dgpu_tdp =
665 le32_to_cpu(ppm->ulDGpuTDP);
666 adev->pm.dpm.dyn_state.ppm_table->dgpu_ulv_power =
667 le32_to_cpu(ppm->ulDGpuUlvPower);
668 adev->pm.dpm.dyn_state.ppm_table->tj_max =
669 le32_to_cpu(ppm->ulTjmax);
670 }
671 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V6) &&
672 ext_hdr->usACPTableOffset) {
673 ATOM_PPLIB_ACPClk_Voltage_Limit_Table *limits =
674 (ATOM_PPLIB_ACPClk_Voltage_Limit_Table *)
675 (mode_info->atom_context->bios + data_offset +
676 le16_to_cpu(ext_hdr->usACPTableOffset) + 1);
677 ATOM_PPLIB_ACPClk_Voltage_Limit_Record *entry;
678 u32 size = limits->numEntries *
679 sizeof(struct amdgpu_clock_voltage_dependency_entry);
680 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries =
681 kzalloc(size, GFP_KERNEL);
682 if (!adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries) {
683 amdgpu_free_extended_power_table(adev);
684 return -ENOMEM;
685 }
686 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.count =
687 limits->numEntries;
688 entry = &limits->entries[0];
689 for (i = 0; i < limits->numEntries; i++) {
690 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].clk =
691 le16_to_cpu(entry->usACPClockLow) | (entry->ucACPClockHigh << 16);
692 adev->pm.dpm.dyn_state.acp_clock_voltage_dependency_table.entries[i].v =
693 le16_to_cpu(entry->usVoltage);
694 entry = (ATOM_PPLIB_ACPClk_Voltage_Limit_Record *)
695 ((u8 *)entry + sizeof(ATOM_PPLIB_ACPClk_Voltage_Limit_Record));
696 }
697 }
698 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V7) &&
699 ext_hdr->usPowerTuneTableOffset) {
700 u8 rev = *(u8 *)(mode_info->atom_context->bios + data_offset +
701 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
702 ATOM_PowerTune_Table *pt;
703 adev->pm.dpm.dyn_state.cac_tdp_table =
704 kzalloc(sizeof(struct amdgpu_cac_tdp_table), GFP_KERNEL);
705 if (!adev->pm.dpm.dyn_state.cac_tdp_table) {
706 amdgpu_free_extended_power_table(adev);
707 return -ENOMEM;
708 }
709 if (rev > 0) {
710 ATOM_PPLIB_POWERTUNE_Table_V1 *ppt = (ATOM_PPLIB_POWERTUNE_Table_V1 *)
711 (mode_info->atom_context->bios + data_offset +
712 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
713 adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit =
714 ppt->usMaximumPowerDeliveryLimit;
715 pt = &ppt->power_tune_table;
716 } else {
717 ATOM_PPLIB_POWERTUNE_Table *ppt = (ATOM_PPLIB_POWERTUNE_Table *)
718 (mode_info->atom_context->bios + data_offset +
719 le16_to_cpu(ext_hdr->usPowerTuneTableOffset));
720 adev->pm.dpm.dyn_state.cac_tdp_table->maximum_power_delivery_limit = 255;
721 pt = &ppt->power_tune_table;
722 }
723 adev->pm.dpm.dyn_state.cac_tdp_table->tdp = le16_to_cpu(pt->usTDP);
724 adev->pm.dpm.dyn_state.cac_tdp_table->configurable_tdp =
725 le16_to_cpu(pt->usConfigurableTDP);
726 adev->pm.dpm.dyn_state.cac_tdp_table->tdc = le16_to_cpu(pt->usTDC);
727 adev->pm.dpm.dyn_state.cac_tdp_table->battery_power_limit =
728 le16_to_cpu(pt->usBatteryPowerLimit);
729 adev->pm.dpm.dyn_state.cac_tdp_table->small_power_limit =
730 le16_to_cpu(pt->usSmallPowerLimit);
731 adev->pm.dpm.dyn_state.cac_tdp_table->low_cac_leakage =
732 le16_to_cpu(pt->usLowCACLeakage);
733 adev->pm.dpm.dyn_state.cac_tdp_table->high_cac_leakage =
734 le16_to_cpu(pt->usHighCACLeakage);
735 }
736 if ((le16_to_cpu(ext_hdr->usSize) >= SIZE_OF_ATOM_PPLIB_EXTENDEDHEADER_V8) &&
737 ext_hdr->usSclkVddgfxTableOffset) {
738 dep_table = (ATOM_PPLIB_Clock_Voltage_Dependency_Table *)
739 (mode_info->atom_context->bios + data_offset +
740 le16_to_cpu(ext_hdr->usSclkVddgfxTableOffset));
741 ret = amdgpu_parse_clk_voltage_dep_table(
742 &adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk,
743 dep_table);
744 if (ret) {
745 kfree(adev->pm.dpm.dyn_state.vddgfx_dependency_on_sclk.entries);
746 return ret;
747 }
748 }
749 }
750
751 return 0;
752}
753
754void amdgpu_free_extended_power_table(struct amdgpu_device *adev)
755{
756 struct amdgpu_dpm_dynamic_state *dyn_state = &adev->pm.dpm.dyn_state;
757
758 kfree(dyn_state->vddc_dependency_on_sclk.entries);
759 kfree(dyn_state->vddci_dependency_on_mclk.entries);
760 kfree(dyn_state->vddc_dependency_on_mclk.entries);
761 kfree(dyn_state->mvdd_dependency_on_mclk.entries);
762 kfree(dyn_state->cac_leakage_table.entries);
763 kfree(dyn_state->phase_shedding_limits_table.entries);
764 kfree(dyn_state->ppm_table);
765 kfree(dyn_state->cac_tdp_table);
766 kfree(dyn_state->vce_clock_voltage_dependency_table.entries);
767 kfree(dyn_state->uvd_clock_voltage_dependency_table.entries);
768 kfree(dyn_state->samu_clock_voltage_dependency_table.entries);
769 kfree(dyn_state->acp_clock_voltage_dependency_table.entries);
770 kfree(dyn_state->vddgfx_dependency_on_sclk.entries);
771}
772
773static const char *pp_lib_thermal_controller_names[] = {
774 "NONE",
775 "lm63",
776 "adm1032",
777 "adm1030",
778 "max6649",
779 "lm64",
780 "f75375",
781 "RV6xx",
782 "RV770",
783 "adt7473",
784 "NONE",
785 "External GPIO",
786 "Evergreen",
787 "emc2103",
788 "Sumo",
789 "Northern Islands",
790 "Southern Islands",
791 "lm96163",
792 "Sea Islands",
793 "Kaveri/Kabini",
794};
795
796void amdgpu_add_thermal_controller(struct amdgpu_device *adev)
797{
798 struct amdgpu_mode_info *mode_info = &adev->mode_info;
799 ATOM_PPLIB_POWERPLAYTABLE *power_table;
800 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo);
801 ATOM_PPLIB_THERMALCONTROLLER *controller;
802 struct amdgpu_i2c_bus_rec i2c_bus;
803 u16 data_offset;
804 u8 frev, crev;
805
806 if (!amdgpu_atom_parse_data_header(mode_info->atom_context, index, NULL,
807 &frev, &crev, &data_offset))
808 return;
809 power_table = (ATOM_PPLIB_POWERPLAYTABLE *)
810 (mode_info->atom_context->bios + data_offset);
811 controller = &power_table->sThermalController;
812
813 /* add the i2c bus for thermal/fan chip */
814 if (controller->ucType > 0) {
815 if (controller->ucFanParameters & ATOM_PP_FANPARAMETERS_NOFAN)
816 adev->pm.no_fan = true;
817 adev->pm.fan_pulses_per_revolution =
818 controller->ucFanParameters & ATOM_PP_FANPARAMETERS_TACHOMETER_PULSES_PER_REVOLUTION_MASK;
819 if (adev->pm.fan_pulses_per_revolution) {
820 adev->pm.fan_min_rpm = controller->ucFanMinRPM;
821 adev->pm.fan_max_rpm = controller->ucFanMaxRPM;
822 }
823 if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV6xx) {
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_RV6XX;
828 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_RV770) {
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_RV770;
833 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EVERGREEN) {
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_EVERGREEN;
838 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SUMO) {
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_SUMO;
843 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_NISLANDS) {
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_NI;
848 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_SISLANDS) {
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_SI;
853 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_CISLANDS) {
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_CI;
858 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_KAVERI) {
859 DRM_INFO("Internal thermal controller %s fan control\n",
860 (controller->ucFanParameters &
861 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
862 adev->pm.int_thermal_type = THERMAL_TYPE_KV;
863 } else if (controller->ucType == ATOM_PP_THERMALCONTROLLER_EXTERNAL_GPIO) {
864 DRM_INFO("External GPIO thermal controller %s fan control\n",
865 (controller->ucFanParameters &
866 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
867 adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL_GPIO;
868 } else if (controller->ucType ==
869 ATOM_PP_THERMALCONTROLLER_ADT7473_WITH_INTERNAL) {
870 DRM_INFO("ADT7473 with internal thermal controller %s fan control\n",
871 (controller->ucFanParameters &
872 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
873 adev->pm.int_thermal_type = THERMAL_TYPE_ADT7473_WITH_INTERNAL;
874 } else if (controller->ucType ==
875 ATOM_PP_THERMALCONTROLLER_EMC2103_WITH_INTERNAL) {
876 DRM_INFO("EMC2103 with internal thermal controller %s fan control\n",
877 (controller->ucFanParameters &
878 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
879 adev->pm.int_thermal_type = THERMAL_TYPE_EMC2103_WITH_INTERNAL;
880 } else if (controller->ucType < ARRAY_SIZE(pp_lib_thermal_controller_names)) {
881 DRM_INFO("Possible %s thermal controller at 0x%02x %s fan control\n",
882 pp_lib_thermal_controller_names[controller->ucType],
883 controller->ucI2cAddress >> 1,
884 (controller->ucFanParameters &
885 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
886 adev->pm.int_thermal_type = THERMAL_TYPE_EXTERNAL;
887 i2c_bus = amdgpu_atombios_lookup_i2c_gpio(adev, controller->ucI2cLine);
888 adev->pm.i2c_bus = amdgpu_i2c_lookup(adev, &i2c_bus);
889 if (adev->pm.i2c_bus) {
890 struct i2c_board_info info = { };
891 const char *name = pp_lib_thermal_controller_names[controller->ucType];
892 info.addr = controller->ucI2cAddress >> 1;
893 strlcpy(info.type, name, sizeof(info.type));
894 i2c_new_device(&adev->pm.i2c_bus->adapter, &info);
895 }
896 } else {
897 DRM_INFO("Unknown thermal controller type %d at 0x%02x %s fan control\n",
898 controller->ucType,
899 controller->ucI2cAddress >> 1,
900 (controller->ucFanParameters &
901 ATOM_PP_FANPARAMETERS_NOFAN) ? "without" : "with");
902 }
903 }
904}
905
906enum amdgpu_pcie_gen amdgpu_get_pcie_gen_support(struct amdgpu_device *adev,
907 u32 sys_mask,
908 enum amdgpu_pcie_gen asic_gen,
909 enum amdgpu_pcie_gen default_gen)
910{
911 switch (asic_gen) {
912 case AMDGPU_PCIE_GEN1:
913 return AMDGPU_PCIE_GEN1;
914 case AMDGPU_PCIE_GEN2:
915 return AMDGPU_PCIE_GEN2;
916 case AMDGPU_PCIE_GEN3:
917 return AMDGPU_PCIE_GEN3;
918 default:
919 if ((sys_mask & DRM_PCIE_SPEED_80) && (default_gen == AMDGPU_PCIE_GEN3))
920 return AMDGPU_PCIE_GEN3;
921 else if ((sys_mask & DRM_PCIE_SPEED_50) && (default_gen == AMDGPU_PCIE_GEN2))
922 return AMDGPU_PCIE_GEN2;
923 else
924 return AMDGPU_PCIE_GEN1;
925 }
926 return AMDGPU_PCIE_GEN1;
927}
928
929u16 amdgpu_get_pcie_lane_support(struct amdgpu_device *adev,
930 u16 asic_lanes,
931 u16 default_lanes)
932{
933 switch (asic_lanes) {
934 case 0:
935 default:
936 return default_lanes;
937 case 1:
938 return 1;
939 case 2:
940 return 2;
941 case 4:
942 return 4;
943 case 8:
944 return 8;
945 case 12:
946 return 12;
947 case 16:
948 return 16;
949 }
950}
951
952u8 amdgpu_encode_pci_lane_width(u32 lanes)
953{
954 u8 encoded_lanes[] = { 0, 1, 2, 0, 3, 0, 0, 0, 4, 0, 0, 0, 5, 0, 0, 0, 6 };
955
956 if (lanes > 16)
957 return 0;
958
959 return encoded_lanes[lanes];
960}
961
962struct amd_vce_state*
963amdgpu_get_vce_clock_state(void *handle, u32 idx)
964{
965 struct amdgpu_device *adev = (struct amdgpu_device *)handle;
966
967 if (idx < adev->pm.dpm.num_of_vce_states)
968 return &adev->pm.dpm.vce_states[idx];
969
970 return NULL;
971}