1 /*
2 * Copyright 2018 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: AMD
23 */
24 #include <linux/string.h>
25 #include <linux/acpi.h>
26
27 #include <drm/drm_probe_helper.h>
28 #include <drm/amdgpu_drm.h>
29 #include "dm_services.h"
30 #include "amdgpu.h"
31 #include "amdgpu_dm.h"
32 #include "amdgpu_dm_irq.h"
33 #include "amdgpu_pm.h"
34 #include "dm_pp_smu.h"
35 #include "amdgpu_smu.h"
36
37
dm_pp_apply_display_requirements(const struct dc_context * ctx,const struct dm_pp_display_configuration * pp_display_cfg)38 bool dm_pp_apply_display_requirements(
39 const struct dc_context *ctx,
40 const struct dm_pp_display_configuration *pp_display_cfg)
41 {
42 struct amdgpu_device *adev = ctx->driver_context;
43 struct smu_context *smu = &adev->smu;
44 int i;
45
46 if (adev->pm.dpm_enabled) {
47
48 memset(&adev->pm.pm_display_cfg, 0,
49 sizeof(adev->pm.pm_display_cfg));
50
51 adev->pm.pm_display_cfg.cpu_cc6_disable =
52 pp_display_cfg->cpu_cc6_disable;
53
54 adev->pm.pm_display_cfg.cpu_pstate_disable =
55 pp_display_cfg->cpu_pstate_disable;
56
57 adev->pm.pm_display_cfg.cpu_pstate_separation_time =
58 pp_display_cfg->cpu_pstate_separation_time;
59
60 adev->pm.pm_display_cfg.nb_pstate_switch_disable =
61 pp_display_cfg->nb_pstate_switch_disable;
62
63 adev->pm.pm_display_cfg.num_display =
64 pp_display_cfg->display_count;
65 adev->pm.pm_display_cfg.num_path_including_non_display =
66 pp_display_cfg->display_count;
67
68 adev->pm.pm_display_cfg.min_core_set_clock =
69 pp_display_cfg->min_engine_clock_khz/10;
70 adev->pm.pm_display_cfg.min_core_set_clock_in_sr =
71 pp_display_cfg->min_engine_clock_deep_sleep_khz/10;
72 adev->pm.pm_display_cfg.min_mem_set_clock =
73 pp_display_cfg->min_memory_clock_khz/10;
74
75 adev->pm.pm_display_cfg.min_dcef_deep_sleep_set_clk =
76 pp_display_cfg->min_engine_clock_deep_sleep_khz/10;
77 adev->pm.pm_display_cfg.min_dcef_set_clk =
78 pp_display_cfg->min_dcfclock_khz/10;
79
80 adev->pm.pm_display_cfg.multi_monitor_in_sync =
81 pp_display_cfg->all_displays_in_sync;
82 adev->pm.pm_display_cfg.min_vblank_time =
83 pp_display_cfg->avail_mclk_switch_time_us;
84
85 adev->pm.pm_display_cfg.display_clk =
86 pp_display_cfg->disp_clk_khz/10;
87
88 adev->pm.pm_display_cfg.dce_tolerable_mclk_in_active_latency =
89 pp_display_cfg->avail_mclk_switch_time_in_disp_active_us;
90
91 adev->pm.pm_display_cfg.crtc_index = pp_display_cfg->crtc_index;
92 adev->pm.pm_display_cfg.line_time_in_us =
93 pp_display_cfg->line_time_in_us;
94
95 adev->pm.pm_display_cfg.vrefresh = pp_display_cfg->disp_configs[0].v_refresh;
96 adev->pm.pm_display_cfg.crossfire_display_index = -1;
97 adev->pm.pm_display_cfg.min_bus_bandwidth = 0;
98
99 for (i = 0; i < pp_display_cfg->display_count; i++) {
100 const struct dm_pp_single_disp_config *dc_cfg =
101 &pp_display_cfg->disp_configs[i];
102 adev->pm.pm_display_cfg.displays[i].controller_id = dc_cfg->pipe_idx + 1;
103 }
104
105 if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->display_configuration_change)
106 adev->powerplay.pp_funcs->display_configuration_change(
107 adev->powerplay.pp_handle,
108 &adev->pm.pm_display_cfg);
109 else if (adev->smu.ppt_funcs)
110 smu_display_configuration_change(smu,
111 &adev->pm.pm_display_cfg);
112
113 amdgpu_pm_compute_clocks(adev);
114 }
115
116 return true;
117 }
118
get_default_clock_levels(enum dm_pp_clock_type clk_type,struct dm_pp_clock_levels * clks)119 static void get_default_clock_levels(
120 enum dm_pp_clock_type clk_type,
121 struct dm_pp_clock_levels *clks)
122 {
123 uint32_t disp_clks_in_khz[6] = {
124 300000, 400000, 496560, 626090, 685720, 757900 };
125 uint32_t sclks_in_khz[6] = {
126 300000, 360000, 423530, 514290, 626090, 720000 };
127 uint32_t mclks_in_khz[2] = { 333000, 800000 };
128
129 switch (clk_type) {
130 case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
131 clks->num_levels = 6;
132 memmove(clks->clocks_in_khz, disp_clks_in_khz,
133 sizeof(disp_clks_in_khz));
134 break;
135 case DM_PP_CLOCK_TYPE_ENGINE_CLK:
136 clks->num_levels = 6;
137 memmove(clks->clocks_in_khz, sclks_in_khz,
138 sizeof(sclks_in_khz));
139 break;
140 case DM_PP_CLOCK_TYPE_MEMORY_CLK:
141 clks->num_levels = 2;
142 memmove(clks->clocks_in_khz, mclks_in_khz,
143 sizeof(mclks_in_khz));
144 break;
145 default:
146 clks->num_levels = 0;
147 break;
148 }
149 }
150
dc_to_smu_clock_type(enum dm_pp_clock_type dm_pp_clk_type)151 static enum smu_clk_type dc_to_smu_clock_type(
152 enum dm_pp_clock_type dm_pp_clk_type)
153 {
154 enum smu_clk_type smu_clk_type = SMU_CLK_COUNT;
155
156 switch (dm_pp_clk_type) {
157 case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
158 smu_clk_type = SMU_DISPCLK;
159 break;
160 case DM_PP_CLOCK_TYPE_ENGINE_CLK:
161 smu_clk_type = SMU_GFXCLK;
162 break;
163 case DM_PP_CLOCK_TYPE_MEMORY_CLK:
164 smu_clk_type = SMU_MCLK;
165 break;
166 case DM_PP_CLOCK_TYPE_DCEFCLK:
167 smu_clk_type = SMU_DCEFCLK;
168 break;
169 case DM_PP_CLOCK_TYPE_SOCCLK:
170 smu_clk_type = SMU_SOCCLK;
171 break;
172 default:
173 DRM_ERROR("DM_PPLIB: invalid clock type: %d!\n",
174 dm_pp_clk_type);
175 break;
176 }
177
178 return smu_clk_type;
179 }
180
dc_to_pp_clock_type(enum dm_pp_clock_type dm_pp_clk_type)181 static enum amd_pp_clock_type dc_to_pp_clock_type(
182 enum dm_pp_clock_type dm_pp_clk_type)
183 {
184 enum amd_pp_clock_type amd_pp_clk_type = 0;
185
186 switch (dm_pp_clk_type) {
187 case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
188 amd_pp_clk_type = amd_pp_disp_clock;
189 break;
190 case DM_PP_CLOCK_TYPE_ENGINE_CLK:
191 amd_pp_clk_type = amd_pp_sys_clock;
192 break;
193 case DM_PP_CLOCK_TYPE_MEMORY_CLK:
194 amd_pp_clk_type = amd_pp_mem_clock;
195 break;
196 case DM_PP_CLOCK_TYPE_DCEFCLK:
197 amd_pp_clk_type = amd_pp_dcef_clock;
198 break;
199 case DM_PP_CLOCK_TYPE_DCFCLK:
200 amd_pp_clk_type = amd_pp_dcf_clock;
201 break;
202 case DM_PP_CLOCK_TYPE_PIXELCLK:
203 amd_pp_clk_type = amd_pp_pixel_clock;
204 break;
205 case DM_PP_CLOCK_TYPE_FCLK:
206 amd_pp_clk_type = amd_pp_f_clock;
207 break;
208 case DM_PP_CLOCK_TYPE_DISPLAYPHYCLK:
209 amd_pp_clk_type = amd_pp_phy_clock;
210 break;
211 case DM_PP_CLOCK_TYPE_DPPCLK:
212 amd_pp_clk_type = amd_pp_dpp_clock;
213 break;
214 default:
215 DRM_ERROR("DM_PPLIB: invalid clock type: %d!\n",
216 dm_pp_clk_type);
217 break;
218 }
219
220 return amd_pp_clk_type;
221 }
222
pp_to_dc_powerlevel_state(enum PP_DAL_POWERLEVEL max_clocks_state)223 static enum dm_pp_clocks_state pp_to_dc_powerlevel_state(
224 enum PP_DAL_POWERLEVEL max_clocks_state)
225 {
226 switch (max_clocks_state) {
227 case PP_DAL_POWERLEVEL_0:
228 return DM_PP_CLOCKS_DPM_STATE_LEVEL_0;
229 case PP_DAL_POWERLEVEL_1:
230 return DM_PP_CLOCKS_DPM_STATE_LEVEL_1;
231 case PP_DAL_POWERLEVEL_2:
232 return DM_PP_CLOCKS_DPM_STATE_LEVEL_2;
233 case PP_DAL_POWERLEVEL_3:
234 return DM_PP_CLOCKS_DPM_STATE_LEVEL_3;
235 case PP_DAL_POWERLEVEL_4:
236 return DM_PP_CLOCKS_DPM_STATE_LEVEL_4;
237 case PP_DAL_POWERLEVEL_5:
238 return DM_PP_CLOCKS_DPM_STATE_LEVEL_5;
239 case PP_DAL_POWERLEVEL_6:
240 return DM_PP_CLOCKS_DPM_STATE_LEVEL_6;
241 case PP_DAL_POWERLEVEL_7:
242 return DM_PP_CLOCKS_DPM_STATE_LEVEL_7;
243 default:
244 DRM_ERROR("DM_PPLIB: invalid powerlevel state: %d!\n",
245 max_clocks_state);
246 return DM_PP_CLOCKS_STATE_INVALID;
247 }
248 }
249
pp_to_dc_clock_levels(const struct amd_pp_clocks * pp_clks,struct dm_pp_clock_levels * dc_clks,enum dm_pp_clock_type dc_clk_type)250 static void pp_to_dc_clock_levels(
251 const struct amd_pp_clocks *pp_clks,
252 struct dm_pp_clock_levels *dc_clks,
253 enum dm_pp_clock_type dc_clk_type)
254 {
255 uint32_t i;
256
257 if (pp_clks->count > DM_PP_MAX_CLOCK_LEVELS) {
258 DRM_INFO("DM_PPLIB: Warning: %s clock: number of levels %d exceeds maximum of %d!\n",
259 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type),
260 pp_clks->count,
261 DM_PP_MAX_CLOCK_LEVELS);
262
263 dc_clks->num_levels = DM_PP_MAX_CLOCK_LEVELS;
264 } else
265 dc_clks->num_levels = pp_clks->count;
266
267 DRM_INFO("DM_PPLIB: values for %s clock\n",
268 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type));
269
270 for (i = 0; i < dc_clks->num_levels; i++) {
271 DRM_INFO("DM_PPLIB:\t %d\n", pp_clks->clock[i]);
272 dc_clks->clocks_in_khz[i] = pp_clks->clock[i];
273 }
274 }
275
pp_to_dc_clock_levels_with_latency(const struct pp_clock_levels_with_latency * pp_clks,struct dm_pp_clock_levels_with_latency * clk_level_info,enum dm_pp_clock_type dc_clk_type)276 static void pp_to_dc_clock_levels_with_latency(
277 const struct pp_clock_levels_with_latency *pp_clks,
278 struct dm_pp_clock_levels_with_latency *clk_level_info,
279 enum dm_pp_clock_type dc_clk_type)
280 {
281 uint32_t i;
282
283 if (pp_clks->num_levels > DM_PP_MAX_CLOCK_LEVELS) {
284 DRM_INFO("DM_PPLIB: Warning: %s clock: number of levels %d exceeds maximum of %d!\n",
285 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type),
286 pp_clks->num_levels,
287 DM_PP_MAX_CLOCK_LEVELS);
288
289 clk_level_info->num_levels = DM_PP_MAX_CLOCK_LEVELS;
290 } else
291 clk_level_info->num_levels = pp_clks->num_levels;
292
293 DRM_DEBUG("DM_PPLIB: values for %s clock\n",
294 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type));
295
296 for (i = 0; i < clk_level_info->num_levels; i++) {
297 DRM_DEBUG("DM_PPLIB:\t %d in kHz\n", pp_clks->data[i].clocks_in_khz);
298 clk_level_info->data[i].clocks_in_khz = pp_clks->data[i].clocks_in_khz;
299 clk_level_info->data[i].latency_in_us = pp_clks->data[i].latency_in_us;
300 }
301 }
302
pp_to_dc_clock_levels_with_voltage(const struct pp_clock_levels_with_voltage * pp_clks,struct dm_pp_clock_levels_with_voltage * clk_level_info,enum dm_pp_clock_type dc_clk_type)303 static void pp_to_dc_clock_levels_with_voltage(
304 const struct pp_clock_levels_with_voltage *pp_clks,
305 struct dm_pp_clock_levels_with_voltage *clk_level_info,
306 enum dm_pp_clock_type dc_clk_type)
307 {
308 uint32_t i;
309
310 if (pp_clks->num_levels > DM_PP_MAX_CLOCK_LEVELS) {
311 DRM_INFO("DM_PPLIB: Warning: %s clock: number of levels %d exceeds maximum of %d!\n",
312 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type),
313 pp_clks->num_levels,
314 DM_PP_MAX_CLOCK_LEVELS);
315
316 clk_level_info->num_levels = DM_PP_MAX_CLOCK_LEVELS;
317 } else
318 clk_level_info->num_levels = pp_clks->num_levels;
319
320 DRM_INFO("DM_PPLIB: values for %s clock\n",
321 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type));
322
323 for (i = 0; i < clk_level_info->num_levels; i++) {
324 DRM_INFO("DM_PPLIB:\t %d in kHz, %d in mV\n", pp_clks->data[i].clocks_in_khz,
325 pp_clks->data[i].voltage_in_mv);
326 clk_level_info->data[i].clocks_in_khz = pp_clks->data[i].clocks_in_khz;
327 clk_level_info->data[i].voltage_in_mv = pp_clks->data[i].voltage_in_mv;
328 }
329 }
330
dm_pp_get_clock_levels_by_type(const struct dc_context * ctx,enum dm_pp_clock_type clk_type,struct dm_pp_clock_levels * dc_clks)331 bool dm_pp_get_clock_levels_by_type(
332 const struct dc_context *ctx,
333 enum dm_pp_clock_type clk_type,
334 struct dm_pp_clock_levels *dc_clks)
335 {
336 struct amdgpu_device *adev = ctx->driver_context;
337 void *pp_handle = adev->powerplay.pp_handle;
338 struct amd_pp_clocks pp_clks = { 0 };
339 struct amd_pp_simple_clock_info validation_clks = { 0 };
340 uint32_t i;
341
342 if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->get_clock_by_type) {
343 if (adev->powerplay.pp_funcs->get_clock_by_type(pp_handle,
344 dc_to_pp_clock_type(clk_type), &pp_clks)) {
345 /* Error in pplib. Provide default values. */
346 get_default_clock_levels(clk_type, dc_clks);
347 return true;
348 }
349 } else if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->get_clock_by_type) {
350 if (smu_get_clock_by_type(&adev->smu,
351 dc_to_pp_clock_type(clk_type),
352 &pp_clks)) {
353 get_default_clock_levels(clk_type, dc_clks);
354 return true;
355 }
356 }
357
358 pp_to_dc_clock_levels(&pp_clks, dc_clks, clk_type);
359
360 if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->get_display_mode_validation_clocks) {
361 if (adev->powerplay.pp_funcs->get_display_mode_validation_clocks(
362 pp_handle, &validation_clks)) {
363 /* Error in pplib. Provide default values. */
364 DRM_INFO("DM_PPLIB: Warning: using default validation clocks!\n");
365 validation_clks.engine_max_clock = 72000;
366 validation_clks.memory_max_clock = 80000;
367 validation_clks.level = 0;
368 }
369 } else if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->get_max_high_clocks) {
370 if (smu_get_max_high_clocks(&adev->smu, &validation_clks)) {
371 DRM_INFO("DM_PPLIB: Warning: using default validation clocks!\n");
372 validation_clks.engine_max_clock = 72000;
373 validation_clks.memory_max_clock = 80000;
374 validation_clks.level = 0;
375 }
376 }
377
378 DRM_INFO("DM_PPLIB: Validation clocks:\n");
379 DRM_INFO("DM_PPLIB: engine_max_clock: %d\n",
380 validation_clks.engine_max_clock);
381 DRM_INFO("DM_PPLIB: memory_max_clock: %d\n",
382 validation_clks.memory_max_clock);
383 DRM_INFO("DM_PPLIB: level : %d\n",
384 validation_clks.level);
385
386 /* Translate 10 kHz to kHz. */
387 validation_clks.engine_max_clock *= 10;
388 validation_clks.memory_max_clock *= 10;
389
390 /* Determine the highest non-boosted level from the Validation Clocks */
391 if (clk_type == DM_PP_CLOCK_TYPE_ENGINE_CLK) {
392 for (i = 0; i < dc_clks->num_levels; i++) {
393 if (dc_clks->clocks_in_khz[i] > validation_clks.engine_max_clock) {
394 /* This clock is higher the validation clock.
395 * Than means the previous one is the highest
396 * non-boosted one. */
397 DRM_INFO("DM_PPLIB: reducing engine clock level from %d to %d\n",
398 dc_clks->num_levels, i);
399 dc_clks->num_levels = i > 0 ? i : 1;
400 break;
401 }
402 }
403 } else if (clk_type == DM_PP_CLOCK_TYPE_MEMORY_CLK) {
404 for (i = 0; i < dc_clks->num_levels; i++) {
405 if (dc_clks->clocks_in_khz[i] > validation_clks.memory_max_clock) {
406 DRM_INFO("DM_PPLIB: reducing memory clock level from %d to %d\n",
407 dc_clks->num_levels, i);
408 dc_clks->num_levels = i > 0 ? i : 1;
409 break;
410 }
411 }
412 }
413
414 return true;
415 }
416
dm_pp_get_clock_levels_by_type_with_latency(const struct dc_context * ctx,enum dm_pp_clock_type clk_type,struct dm_pp_clock_levels_with_latency * clk_level_info)417 bool dm_pp_get_clock_levels_by_type_with_latency(
418 const struct dc_context *ctx,
419 enum dm_pp_clock_type clk_type,
420 struct dm_pp_clock_levels_with_latency *clk_level_info)
421 {
422 struct amdgpu_device *adev = ctx->driver_context;
423 void *pp_handle = adev->powerplay.pp_handle;
424 struct pp_clock_levels_with_latency pp_clks = { 0 };
425 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
426 int ret;
427
428 if (pp_funcs && pp_funcs->get_clock_by_type_with_latency) {
429 ret = pp_funcs->get_clock_by_type_with_latency(pp_handle,
430 dc_to_pp_clock_type(clk_type),
431 &pp_clks);
432 if (ret)
433 return false;
434 } else if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->get_clock_by_type_with_latency) {
435 if (smu_get_clock_by_type_with_latency(&adev->smu,
436 dc_to_smu_clock_type(clk_type),
437 &pp_clks))
438 return false;
439 }
440
441
442 pp_to_dc_clock_levels_with_latency(&pp_clks, clk_level_info, clk_type);
443
444 return true;
445 }
446
dm_pp_get_clock_levels_by_type_with_voltage(const struct dc_context * ctx,enum dm_pp_clock_type clk_type,struct dm_pp_clock_levels_with_voltage * clk_level_info)447 bool dm_pp_get_clock_levels_by_type_with_voltage(
448 const struct dc_context *ctx,
449 enum dm_pp_clock_type clk_type,
450 struct dm_pp_clock_levels_with_voltage *clk_level_info)
451 {
452 struct amdgpu_device *adev = ctx->driver_context;
453 void *pp_handle = adev->powerplay.pp_handle;
454 struct pp_clock_levels_with_voltage pp_clk_info = {0};
455 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
456 int ret;
457
458 if (pp_funcs && pp_funcs->get_clock_by_type_with_voltage) {
459 ret = pp_funcs->get_clock_by_type_with_voltage(pp_handle,
460 dc_to_pp_clock_type(clk_type),
461 &pp_clk_info);
462 if (ret)
463 return false;
464 } else if (adev->smu.ppt_funcs && adev->smu.ppt_funcs->get_clock_by_type_with_voltage) {
465 if (smu_get_clock_by_type_with_voltage(&adev->smu,
466 dc_to_pp_clock_type(clk_type),
467 &pp_clk_info))
468 return false;
469 }
470
471 pp_to_dc_clock_levels_with_voltage(&pp_clk_info, clk_level_info, clk_type);
472
473 return true;
474 }
475
dm_pp_notify_wm_clock_changes(const struct dc_context * ctx,struct dm_pp_wm_sets_with_clock_ranges * wm_with_clock_ranges)476 bool dm_pp_notify_wm_clock_changes(
477 const struct dc_context *ctx,
478 struct dm_pp_wm_sets_with_clock_ranges *wm_with_clock_ranges)
479 {
480 /* TODO: to be implemented */
481 return false;
482 }
483
dm_pp_apply_power_level_change_request(const struct dc_context * ctx,struct dm_pp_power_level_change_request * level_change_req)484 bool dm_pp_apply_power_level_change_request(
485 const struct dc_context *ctx,
486 struct dm_pp_power_level_change_request *level_change_req)
487 {
488 /* TODO: to be implemented */
489 return false;
490 }
491
dm_pp_apply_clock_for_voltage_request(const struct dc_context * ctx,struct dm_pp_clock_for_voltage_req * clock_for_voltage_req)492 bool dm_pp_apply_clock_for_voltage_request(
493 const struct dc_context *ctx,
494 struct dm_pp_clock_for_voltage_req *clock_for_voltage_req)
495 {
496 struct amdgpu_device *adev = ctx->driver_context;
497 struct pp_display_clock_request pp_clock_request = {0};
498 int ret = 0;
499
500 pp_clock_request.clock_type = dc_to_pp_clock_type(clock_for_voltage_req->clk_type);
501 pp_clock_request.clock_freq_in_khz = clock_for_voltage_req->clocks_in_khz;
502
503 if (!pp_clock_request.clock_type)
504 return false;
505
506 if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->display_clock_voltage_request)
507 ret = adev->powerplay.pp_funcs->display_clock_voltage_request(
508 adev->powerplay.pp_handle,
509 &pp_clock_request);
510 else if (adev->smu.ppt_funcs &&
511 adev->smu.ppt_funcs->display_clock_voltage_request)
512 ret = smu_display_clock_voltage_request(&adev->smu,
513 &pp_clock_request);
514 if (ret)
515 return false;
516 return true;
517 }
518
dm_pp_get_static_clocks(const struct dc_context * ctx,struct dm_pp_static_clock_info * static_clk_info)519 bool dm_pp_get_static_clocks(
520 const struct dc_context *ctx,
521 struct dm_pp_static_clock_info *static_clk_info)
522 {
523 struct amdgpu_device *adev = ctx->driver_context;
524 struct amd_pp_clock_info pp_clk_info = {0};
525 int ret = 0;
526
527 if (adev->powerplay.pp_funcs && adev->powerplay.pp_funcs->get_current_clocks)
528 ret = adev->powerplay.pp_funcs->get_current_clocks(
529 adev->powerplay.pp_handle,
530 &pp_clk_info);
531 else if (adev->smu.ppt_funcs)
532 ret = smu_get_current_clocks(&adev->smu, &pp_clk_info);
533 else
534 return false;
535 if (ret)
536 return false;
537
538 static_clk_info->max_clocks_state = pp_to_dc_powerlevel_state(pp_clk_info.max_clocks_state);
539 static_clk_info->max_mclk_khz = pp_clk_info.max_memory_clock * 10;
540 static_clk_info->max_sclk_khz = pp_clk_info.max_engine_clock * 10;
541
542 return true;
543 }
544
pp_rv_set_wm_ranges(struct pp_smu * pp,struct pp_smu_wm_range_sets * ranges)545 void pp_rv_set_wm_ranges(struct pp_smu *pp,
546 struct pp_smu_wm_range_sets *ranges)
547 {
548 const struct dc_context *ctx = pp->dm;
549 struct amdgpu_device *adev = ctx->driver_context;
550 void *pp_handle = adev->powerplay.pp_handle;
551 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
552 struct dm_pp_wm_sets_with_clock_ranges_soc15 wm_with_clock_ranges;
553 struct dm_pp_clock_range_for_dmif_wm_set_soc15 *wm_dce_clocks = wm_with_clock_ranges.wm_dmif_clocks_ranges;
554 struct dm_pp_clock_range_for_mcif_wm_set_soc15 *wm_soc_clocks = wm_with_clock_ranges.wm_mcif_clocks_ranges;
555 int32_t i;
556
557 wm_with_clock_ranges.num_wm_dmif_sets = ranges->num_reader_wm_sets;
558 wm_with_clock_ranges.num_wm_mcif_sets = ranges->num_writer_wm_sets;
559
560 for (i = 0; i < wm_with_clock_ranges.num_wm_dmif_sets; i++) {
561 if (ranges->reader_wm_sets[i].wm_inst > 3)
562 wm_dce_clocks[i].wm_set_id = WM_SET_A;
563 else
564 wm_dce_clocks[i].wm_set_id =
565 ranges->reader_wm_sets[i].wm_inst;
566 wm_dce_clocks[i].wm_max_dcfclk_clk_in_khz =
567 ranges->reader_wm_sets[i].max_drain_clk_mhz * 1000;
568 wm_dce_clocks[i].wm_min_dcfclk_clk_in_khz =
569 ranges->reader_wm_sets[i].min_drain_clk_mhz * 1000;
570 wm_dce_clocks[i].wm_max_mem_clk_in_khz =
571 ranges->reader_wm_sets[i].max_fill_clk_mhz * 1000;
572 wm_dce_clocks[i].wm_min_mem_clk_in_khz =
573 ranges->reader_wm_sets[i].min_fill_clk_mhz * 1000;
574 }
575
576 for (i = 0; i < wm_with_clock_ranges.num_wm_mcif_sets; i++) {
577 if (ranges->writer_wm_sets[i].wm_inst > 3)
578 wm_soc_clocks[i].wm_set_id = WM_SET_A;
579 else
580 wm_soc_clocks[i].wm_set_id =
581 ranges->writer_wm_sets[i].wm_inst;
582 wm_soc_clocks[i].wm_max_socclk_clk_in_khz =
583 ranges->writer_wm_sets[i].max_fill_clk_mhz * 1000;
584 wm_soc_clocks[i].wm_min_socclk_clk_in_khz =
585 ranges->writer_wm_sets[i].min_fill_clk_mhz * 1000;
586 wm_soc_clocks[i].wm_max_mem_clk_in_khz =
587 ranges->writer_wm_sets[i].max_drain_clk_mhz * 1000;
588 wm_soc_clocks[i].wm_min_mem_clk_in_khz =
589 ranges->writer_wm_sets[i].min_drain_clk_mhz * 1000;
590 }
591
592 if (pp_funcs && pp_funcs->set_watermarks_for_clocks_ranges)
593 pp_funcs->set_watermarks_for_clocks_ranges(pp_handle,
594 &wm_with_clock_ranges);
595 }
596
pp_rv_set_pme_wa_enable(struct pp_smu * pp)597 void pp_rv_set_pme_wa_enable(struct pp_smu *pp)
598 {
599 const struct dc_context *ctx = pp->dm;
600 struct amdgpu_device *adev = ctx->driver_context;
601 void *pp_handle = adev->powerplay.pp_handle;
602 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
603
604 if (pp_funcs && pp_funcs->notify_smu_enable_pwe)
605 pp_funcs->notify_smu_enable_pwe(pp_handle);
606 else if (adev->smu.ppt_funcs)
607 smu_notify_smu_enable_pwe(&adev->smu);
608 }
609
pp_rv_set_active_display_count(struct pp_smu * pp,int count)610 void pp_rv_set_active_display_count(struct pp_smu *pp, int count)
611 {
612 const struct dc_context *ctx = pp->dm;
613 struct amdgpu_device *adev = ctx->driver_context;
614 void *pp_handle = adev->powerplay.pp_handle;
615 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
616
617 if (!pp_funcs || !pp_funcs->set_active_display_count)
618 return;
619
620 pp_funcs->set_active_display_count(pp_handle, count);
621 }
622
pp_rv_set_min_deep_sleep_dcfclk(struct pp_smu * pp,int clock)623 void pp_rv_set_min_deep_sleep_dcfclk(struct pp_smu *pp, int clock)
624 {
625 const struct dc_context *ctx = pp->dm;
626 struct amdgpu_device *adev = ctx->driver_context;
627 void *pp_handle = adev->powerplay.pp_handle;
628 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
629
630 if (!pp_funcs || !pp_funcs->set_min_deep_sleep_dcefclk)
631 return;
632
633 pp_funcs->set_min_deep_sleep_dcefclk(pp_handle, clock);
634 }
635
pp_rv_set_hard_min_dcefclk_by_freq(struct pp_smu * pp,int clock)636 void pp_rv_set_hard_min_dcefclk_by_freq(struct pp_smu *pp, int clock)
637 {
638 const struct dc_context *ctx = pp->dm;
639 struct amdgpu_device *adev = ctx->driver_context;
640 void *pp_handle = adev->powerplay.pp_handle;
641 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
642
643 if (!pp_funcs || !pp_funcs->set_hard_min_dcefclk_by_freq)
644 return;
645
646 pp_funcs->set_hard_min_dcefclk_by_freq(pp_handle, clock);
647 }
648
pp_rv_set_hard_min_fclk_by_freq(struct pp_smu * pp,int mhz)649 void pp_rv_set_hard_min_fclk_by_freq(struct pp_smu *pp, int mhz)
650 {
651 const struct dc_context *ctx = pp->dm;
652 struct amdgpu_device *adev = ctx->driver_context;
653 void *pp_handle = adev->powerplay.pp_handle;
654 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
655
656 if (!pp_funcs || !pp_funcs->set_hard_min_fclk_by_freq)
657 return;
658
659 pp_funcs->set_hard_min_fclk_by_freq(pp_handle, mhz);
660 }
661
pp_nv_set_wm_ranges(struct pp_smu * pp,struct pp_smu_wm_range_sets * ranges)662 static enum pp_smu_status pp_nv_set_wm_ranges(struct pp_smu *pp,
663 struct pp_smu_wm_range_sets *ranges)
664 {
665 const struct dc_context *ctx = pp->dm;
666 struct amdgpu_device *adev = ctx->driver_context;
667
668 smu_set_watermarks_for_clock_ranges(&adev->smu, ranges);
669
670 return PP_SMU_RESULT_OK;
671 }
672
pp_nv_set_pme_wa_enable(struct pp_smu * pp)673 enum pp_smu_status pp_nv_set_pme_wa_enable(struct pp_smu *pp)
674 {
675 const struct dc_context *ctx = pp->dm;
676 struct amdgpu_device *adev = ctx->driver_context;
677 struct smu_context *smu = &adev->smu;
678
679 if (!smu->ppt_funcs)
680 return PP_SMU_RESULT_UNSUPPORTED;
681
682 /* 0: successful or smu.ppt_funcs->set_azalia_d3_pme = NULL; 1: fail */
683 if (smu_set_azalia_d3_pme(smu))
684 return PP_SMU_RESULT_FAIL;
685
686 return PP_SMU_RESULT_OK;
687 }
688
pp_nv_set_display_count(struct pp_smu * pp,int count)689 static enum pp_smu_status pp_nv_set_display_count(struct pp_smu *pp, int count)
690 {
691 const struct dc_context *ctx = pp->dm;
692 struct amdgpu_device *adev = ctx->driver_context;
693 struct smu_context *smu = &adev->smu;
694
695 if (!smu->ppt_funcs)
696 return PP_SMU_RESULT_UNSUPPORTED;
697
698 /* 0: successful or smu.ppt_funcs->set_display_count = NULL; 1: fail */
699 if (smu_set_display_count(smu, count))
700 return PP_SMU_RESULT_FAIL;
701
702 return PP_SMU_RESULT_OK;
703 }
704
705 static enum pp_smu_status
pp_nv_set_min_deep_sleep_dcfclk(struct pp_smu * pp,int mhz)706 pp_nv_set_min_deep_sleep_dcfclk(struct pp_smu *pp, int mhz)
707 {
708 const struct dc_context *ctx = pp->dm;
709 struct amdgpu_device *adev = ctx->driver_context;
710 struct smu_context *smu = &adev->smu;
711
712 if (!smu->ppt_funcs)
713 return PP_SMU_RESULT_UNSUPPORTED;
714
715 /* 0: successful or smu.ppt_funcs->set_deep_sleep_dcefclk = NULL;1: fail */
716 if (smu_set_deep_sleep_dcefclk(smu, mhz))
717 return PP_SMU_RESULT_FAIL;
718
719 return PP_SMU_RESULT_OK;
720 }
721
pp_nv_set_hard_min_dcefclk_by_freq(struct pp_smu * pp,int mhz)722 static enum pp_smu_status pp_nv_set_hard_min_dcefclk_by_freq(
723 struct pp_smu *pp, int mhz)
724 {
725 const struct dc_context *ctx = pp->dm;
726 struct amdgpu_device *adev = ctx->driver_context;
727 struct smu_context *smu = &adev->smu;
728 struct pp_display_clock_request clock_req;
729
730 if (!smu->ppt_funcs)
731 return PP_SMU_RESULT_UNSUPPORTED;
732
733 clock_req.clock_type = amd_pp_dcef_clock;
734 clock_req.clock_freq_in_khz = mhz * 1000;
735
736 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL
737 * 1: fail
738 */
739 if (smu_display_clock_voltage_request(smu, &clock_req))
740 return PP_SMU_RESULT_FAIL;
741
742 return PP_SMU_RESULT_OK;
743 }
744
745 static enum pp_smu_status
pp_nv_set_hard_min_uclk_by_freq(struct pp_smu * pp,int mhz)746 pp_nv_set_hard_min_uclk_by_freq(struct pp_smu *pp, int mhz)
747 {
748 const struct dc_context *ctx = pp->dm;
749 struct amdgpu_device *adev = ctx->driver_context;
750 struct smu_context *smu = &adev->smu;
751 struct pp_display_clock_request clock_req;
752
753 if (!smu->ppt_funcs)
754 return PP_SMU_RESULT_UNSUPPORTED;
755
756 clock_req.clock_type = amd_pp_mem_clock;
757 clock_req.clock_freq_in_khz = mhz * 1000;
758
759 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL
760 * 1: fail
761 */
762 if (smu_display_clock_voltage_request(smu, &clock_req))
763 return PP_SMU_RESULT_FAIL;
764
765 return PP_SMU_RESULT_OK;
766 }
767
pp_nv_set_pstate_handshake_support(struct pp_smu * pp,bool pstate_handshake_supported)768 static enum pp_smu_status pp_nv_set_pstate_handshake_support(
769 struct pp_smu *pp, bool pstate_handshake_supported)
770 {
771 const struct dc_context *ctx = pp->dm;
772 struct amdgpu_device *adev = ctx->driver_context;
773 struct smu_context *smu = &adev->smu;
774
775 if (smu_display_disable_memory_clock_switch(smu, !pstate_handshake_supported))
776 return PP_SMU_RESULT_FAIL;
777
778 return PP_SMU_RESULT_OK;
779 }
780
pp_nv_set_voltage_by_freq(struct pp_smu * pp,enum pp_smu_nv_clock_id clock_id,int mhz)781 static enum pp_smu_status pp_nv_set_voltage_by_freq(struct pp_smu *pp,
782 enum pp_smu_nv_clock_id clock_id, int mhz)
783 {
784 const struct dc_context *ctx = pp->dm;
785 struct amdgpu_device *adev = ctx->driver_context;
786 struct smu_context *smu = &adev->smu;
787 struct pp_display_clock_request clock_req;
788
789 if (!smu->ppt_funcs)
790 return PP_SMU_RESULT_UNSUPPORTED;
791
792 switch (clock_id) {
793 case PP_SMU_NV_DISPCLK:
794 clock_req.clock_type = amd_pp_disp_clock;
795 break;
796 case PP_SMU_NV_PHYCLK:
797 clock_req.clock_type = amd_pp_phy_clock;
798 break;
799 case PP_SMU_NV_PIXELCLK:
800 clock_req.clock_type = amd_pp_pixel_clock;
801 break;
802 default:
803 break;
804 }
805 clock_req.clock_freq_in_khz = mhz * 1000;
806
807 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL
808 * 1: fail
809 */
810 if (smu_display_clock_voltage_request(smu, &clock_req))
811 return PP_SMU_RESULT_FAIL;
812
813 return PP_SMU_RESULT_OK;
814 }
815
pp_nv_get_maximum_sustainable_clocks(struct pp_smu * pp,struct pp_smu_nv_clock_table * max_clocks)816 static enum pp_smu_status pp_nv_get_maximum_sustainable_clocks(
817 struct pp_smu *pp, struct pp_smu_nv_clock_table *max_clocks)
818 {
819 const struct dc_context *ctx = pp->dm;
820 struct amdgpu_device *adev = ctx->driver_context;
821 struct smu_context *smu = &adev->smu;
822
823 if (!smu->ppt_funcs)
824 return PP_SMU_RESULT_UNSUPPORTED;
825
826 if (!smu->ppt_funcs->get_max_sustainable_clocks_by_dc)
827 return PP_SMU_RESULT_UNSUPPORTED;
828
829 if (!smu_get_max_sustainable_clocks_by_dc(smu, max_clocks))
830 return PP_SMU_RESULT_OK;
831
832 return PP_SMU_RESULT_FAIL;
833 }
834
pp_nv_get_uclk_dpm_states(struct pp_smu * pp,unsigned int * clock_values_in_khz,unsigned int * num_states)835 static enum pp_smu_status pp_nv_get_uclk_dpm_states(struct pp_smu *pp,
836 unsigned int *clock_values_in_khz, unsigned int *num_states)
837 {
838 const struct dc_context *ctx = pp->dm;
839 struct amdgpu_device *adev = ctx->driver_context;
840 struct smu_context *smu = &adev->smu;
841
842 if (!smu->ppt_funcs)
843 return PP_SMU_RESULT_UNSUPPORTED;
844
845 if (!smu->ppt_funcs->get_uclk_dpm_states)
846 return PP_SMU_RESULT_UNSUPPORTED;
847
848 if (!smu_get_uclk_dpm_states(smu,
849 clock_values_in_khz, num_states))
850 return PP_SMU_RESULT_OK;
851
852 return PP_SMU_RESULT_FAIL;
853 }
854
pp_rn_get_dpm_clock_table(struct pp_smu * pp,struct dpm_clocks * clock_table)855 static enum pp_smu_status pp_rn_get_dpm_clock_table(
856 struct pp_smu *pp, struct dpm_clocks *clock_table)
857 {
858 const struct dc_context *ctx = pp->dm;
859 struct amdgpu_device *adev = ctx->driver_context;
860 struct smu_context *smu = &adev->smu;
861
862 if (!smu->ppt_funcs)
863 return PP_SMU_RESULT_UNSUPPORTED;
864
865 if (!smu->ppt_funcs->get_dpm_clock_table)
866 return PP_SMU_RESULT_UNSUPPORTED;
867
868 if (!smu_get_dpm_clock_table(smu, clock_table))
869 return PP_SMU_RESULT_OK;
870
871 return PP_SMU_RESULT_FAIL;
872 }
873
pp_rn_set_wm_ranges(struct pp_smu * pp,struct pp_smu_wm_range_sets * ranges)874 static enum pp_smu_status pp_rn_set_wm_ranges(struct pp_smu *pp,
875 struct pp_smu_wm_range_sets *ranges)
876 {
877 const struct dc_context *ctx = pp->dm;
878 struct amdgpu_device *adev = ctx->driver_context;
879
880 smu_set_watermarks_for_clock_ranges(&adev->smu, ranges);
881
882 return PP_SMU_RESULT_OK;
883 }
884
dm_pp_get_funcs(struct dc_context * ctx,struct pp_smu_funcs * funcs)885 void dm_pp_get_funcs(
886 struct dc_context *ctx,
887 struct pp_smu_funcs *funcs)
888 {
889 switch (ctx->dce_version) {
890 case DCN_VERSION_1_0:
891 case DCN_VERSION_1_01:
892 funcs->ctx.ver = PP_SMU_VER_RV;
893 funcs->rv_funcs.pp_smu.dm = ctx;
894 funcs->rv_funcs.set_wm_ranges = pp_rv_set_wm_ranges;
895 funcs->rv_funcs.set_pme_wa_enable = pp_rv_set_pme_wa_enable;
896 funcs->rv_funcs.set_display_count =
897 pp_rv_set_active_display_count;
898 funcs->rv_funcs.set_min_deep_sleep_dcfclk =
899 pp_rv_set_min_deep_sleep_dcfclk;
900 funcs->rv_funcs.set_hard_min_dcfclk_by_freq =
901 pp_rv_set_hard_min_dcefclk_by_freq;
902 funcs->rv_funcs.set_hard_min_fclk_by_freq =
903 pp_rv_set_hard_min_fclk_by_freq;
904 break;
905 case DCN_VERSION_2_0:
906 funcs->ctx.ver = PP_SMU_VER_NV;
907 funcs->nv_funcs.pp_smu.dm = ctx;
908 funcs->nv_funcs.set_display_count = pp_nv_set_display_count;
909 funcs->nv_funcs.set_hard_min_dcfclk_by_freq =
910 pp_nv_set_hard_min_dcefclk_by_freq;
911 funcs->nv_funcs.set_min_deep_sleep_dcfclk =
912 pp_nv_set_min_deep_sleep_dcfclk;
913 funcs->nv_funcs.set_voltage_by_freq =
914 pp_nv_set_voltage_by_freq;
915 funcs->nv_funcs.set_wm_ranges = pp_nv_set_wm_ranges;
916
917 /* todo set_pme_wa_enable cause 4k@6ohz display not light up */
918 funcs->nv_funcs.set_pme_wa_enable = NULL;
919 /* todo debug waring message */
920 funcs->nv_funcs.set_hard_min_uclk_by_freq = pp_nv_set_hard_min_uclk_by_freq;
921 /* todo compare data with window driver*/
922 funcs->nv_funcs.get_maximum_sustainable_clocks = pp_nv_get_maximum_sustainable_clocks;
923 /*todo compare data with window driver */
924 funcs->nv_funcs.get_uclk_dpm_states = pp_nv_get_uclk_dpm_states;
925 funcs->nv_funcs.set_pstate_handshake_support = pp_nv_set_pstate_handshake_support;
926 break;
927
928 case DCN_VERSION_2_1:
929 funcs->ctx.ver = PP_SMU_VER_RN;
930 funcs->rn_funcs.pp_smu.dm = ctx;
931 funcs->rn_funcs.set_wm_ranges = pp_rn_set_wm_ranges;
932 funcs->rn_funcs.get_dpm_clock_table = pp_rn_get_dpm_clock_table;
933 break;
934 default:
935 DRM_ERROR("smu version is not supported !\n");
936 break;
937 }
938 }
939