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
dm_pp_apply_display_requirements(const struct dc_context * ctx,const struct dm_pp_display_configuration * pp_display_cfg)36 bool dm_pp_apply_display_requirements(
37 const struct dc_context *ctx,
38 const struct dm_pp_display_configuration *pp_display_cfg)
39 {
40 struct amdgpu_device *adev = ctx->driver_context;
41 int i;
42
43 if (adev->pm.dpm_enabled) {
44
45 memset(&adev->pm.pm_display_cfg, 0,
46 sizeof(adev->pm.pm_display_cfg));
47
48 adev->pm.pm_display_cfg.cpu_cc6_disable =
49 pp_display_cfg->cpu_cc6_disable;
50
51 adev->pm.pm_display_cfg.cpu_pstate_disable =
52 pp_display_cfg->cpu_pstate_disable;
53
54 adev->pm.pm_display_cfg.cpu_pstate_separation_time =
55 pp_display_cfg->cpu_pstate_separation_time;
56
57 adev->pm.pm_display_cfg.nb_pstate_switch_disable =
58 pp_display_cfg->nb_pstate_switch_disable;
59
60 adev->pm.pm_display_cfg.num_display =
61 pp_display_cfg->display_count;
62 adev->pm.pm_display_cfg.num_path_including_non_display =
63 pp_display_cfg->display_count;
64
65 adev->pm.pm_display_cfg.min_core_set_clock =
66 pp_display_cfg->min_engine_clock_khz/10;
67 adev->pm.pm_display_cfg.min_core_set_clock_in_sr =
68 pp_display_cfg->min_engine_clock_deep_sleep_khz/10;
69 adev->pm.pm_display_cfg.min_mem_set_clock =
70 pp_display_cfg->min_memory_clock_khz/10;
71
72 adev->pm.pm_display_cfg.min_dcef_deep_sleep_set_clk =
73 pp_display_cfg->min_engine_clock_deep_sleep_khz/10;
74 adev->pm.pm_display_cfg.min_dcef_set_clk =
75 pp_display_cfg->min_dcfclock_khz/10;
76
77 adev->pm.pm_display_cfg.multi_monitor_in_sync =
78 pp_display_cfg->all_displays_in_sync;
79 adev->pm.pm_display_cfg.min_vblank_time =
80 pp_display_cfg->avail_mclk_switch_time_us;
81
82 adev->pm.pm_display_cfg.display_clk =
83 pp_display_cfg->disp_clk_khz/10;
84
85 adev->pm.pm_display_cfg.dce_tolerable_mclk_in_active_latency =
86 pp_display_cfg->avail_mclk_switch_time_in_disp_active_us;
87
88 adev->pm.pm_display_cfg.crtc_index = pp_display_cfg->crtc_index;
89 adev->pm.pm_display_cfg.line_time_in_us =
90 pp_display_cfg->line_time_in_us;
91
92 adev->pm.pm_display_cfg.vrefresh = pp_display_cfg->disp_configs[0].v_refresh;
93 adev->pm.pm_display_cfg.crossfire_display_index = -1;
94 adev->pm.pm_display_cfg.min_bus_bandwidth = 0;
95
96 for (i = 0; i < pp_display_cfg->display_count; i++) {
97 const struct dm_pp_single_disp_config *dc_cfg =
98 &pp_display_cfg->disp_configs[i];
99 adev->pm.pm_display_cfg.displays[i].controller_id = dc_cfg->pipe_idx + 1;
100 }
101
102 amdgpu_dpm_display_configuration_change(adev, &adev->pm.pm_display_cfg);
103
104 amdgpu_dpm_compute_clocks(adev);
105 }
106
107 return true;
108 }
109
get_default_clock_levels(enum dm_pp_clock_type clk_type,struct dm_pp_clock_levels * clks)110 static void get_default_clock_levels(
111 enum dm_pp_clock_type clk_type,
112 struct dm_pp_clock_levels *clks)
113 {
114 uint32_t disp_clks_in_khz[6] = {
115 300000, 400000, 496560, 626090, 685720, 757900 };
116 uint32_t sclks_in_khz[6] = {
117 300000, 360000, 423530, 514290, 626090, 720000 };
118 uint32_t mclks_in_khz[2] = { 333000, 800000 };
119
120 switch (clk_type) {
121 case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
122 clks->num_levels = 6;
123 memmove(clks->clocks_in_khz, disp_clks_in_khz,
124 sizeof(disp_clks_in_khz));
125 break;
126 case DM_PP_CLOCK_TYPE_ENGINE_CLK:
127 clks->num_levels = 6;
128 memmove(clks->clocks_in_khz, sclks_in_khz,
129 sizeof(sclks_in_khz));
130 break;
131 case DM_PP_CLOCK_TYPE_MEMORY_CLK:
132 clks->num_levels = 2;
133 memmove(clks->clocks_in_khz, mclks_in_khz,
134 sizeof(mclks_in_khz));
135 break;
136 default:
137 clks->num_levels = 0;
138 break;
139 }
140 }
141
dc_to_pp_clock_type(enum dm_pp_clock_type dm_pp_clk_type)142 static enum amd_pp_clock_type dc_to_pp_clock_type(
143 enum dm_pp_clock_type dm_pp_clk_type)
144 {
145 enum amd_pp_clock_type amd_pp_clk_type = 0;
146
147 switch (dm_pp_clk_type) {
148 case DM_PP_CLOCK_TYPE_DISPLAY_CLK:
149 amd_pp_clk_type = amd_pp_disp_clock;
150 break;
151 case DM_PP_CLOCK_TYPE_ENGINE_CLK:
152 amd_pp_clk_type = amd_pp_sys_clock;
153 break;
154 case DM_PP_CLOCK_TYPE_MEMORY_CLK:
155 amd_pp_clk_type = amd_pp_mem_clock;
156 break;
157 case DM_PP_CLOCK_TYPE_DCEFCLK:
158 amd_pp_clk_type = amd_pp_dcef_clock;
159 break;
160 case DM_PP_CLOCK_TYPE_DCFCLK:
161 amd_pp_clk_type = amd_pp_dcf_clock;
162 break;
163 case DM_PP_CLOCK_TYPE_PIXELCLK:
164 amd_pp_clk_type = amd_pp_pixel_clock;
165 break;
166 case DM_PP_CLOCK_TYPE_FCLK:
167 amd_pp_clk_type = amd_pp_f_clock;
168 break;
169 case DM_PP_CLOCK_TYPE_DISPLAYPHYCLK:
170 amd_pp_clk_type = amd_pp_phy_clock;
171 break;
172 case DM_PP_CLOCK_TYPE_DPPCLK:
173 amd_pp_clk_type = amd_pp_dpp_clock;
174 break;
175 default:
176 DRM_ERROR("DM_PPLIB: invalid clock type: %d!\n",
177 dm_pp_clk_type);
178 break;
179 }
180
181 return amd_pp_clk_type;
182 }
183
pp_to_dc_powerlevel_state(enum PP_DAL_POWERLEVEL max_clocks_state)184 static enum dm_pp_clocks_state pp_to_dc_powerlevel_state(
185 enum PP_DAL_POWERLEVEL max_clocks_state)
186 {
187 switch (max_clocks_state) {
188 case PP_DAL_POWERLEVEL_0:
189 return DM_PP_CLOCKS_DPM_STATE_LEVEL_0;
190 case PP_DAL_POWERLEVEL_1:
191 return DM_PP_CLOCKS_DPM_STATE_LEVEL_1;
192 case PP_DAL_POWERLEVEL_2:
193 return DM_PP_CLOCKS_DPM_STATE_LEVEL_2;
194 case PP_DAL_POWERLEVEL_3:
195 return DM_PP_CLOCKS_DPM_STATE_LEVEL_3;
196 case PP_DAL_POWERLEVEL_4:
197 return DM_PP_CLOCKS_DPM_STATE_LEVEL_4;
198 case PP_DAL_POWERLEVEL_5:
199 return DM_PP_CLOCKS_DPM_STATE_LEVEL_5;
200 case PP_DAL_POWERLEVEL_6:
201 return DM_PP_CLOCKS_DPM_STATE_LEVEL_6;
202 case PP_DAL_POWERLEVEL_7:
203 return DM_PP_CLOCKS_DPM_STATE_LEVEL_7;
204 default:
205 DRM_ERROR("DM_PPLIB: invalid powerlevel state: %d!\n",
206 max_clocks_state);
207 return DM_PP_CLOCKS_STATE_INVALID;
208 }
209 }
210
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)211 static void pp_to_dc_clock_levels(
212 const struct amd_pp_clocks *pp_clks,
213 struct dm_pp_clock_levels *dc_clks,
214 enum dm_pp_clock_type dc_clk_type)
215 {
216 uint32_t i;
217
218 if (pp_clks->count > DM_PP_MAX_CLOCK_LEVELS) {
219 DRM_INFO("DM_PPLIB: Warning: %s clock: number of levels %d exceeds maximum of %d!\n",
220 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type),
221 pp_clks->count,
222 DM_PP_MAX_CLOCK_LEVELS);
223
224 dc_clks->num_levels = DM_PP_MAX_CLOCK_LEVELS;
225 } else
226 dc_clks->num_levels = pp_clks->count;
227
228 DRM_INFO("DM_PPLIB: values for %s clock\n",
229 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type));
230
231 for (i = 0; i < dc_clks->num_levels; i++) {
232 DRM_INFO("DM_PPLIB:\t %d\n", pp_clks->clock[i]);
233 dc_clks->clocks_in_khz[i] = pp_clks->clock[i];
234 }
235 }
236
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)237 static void pp_to_dc_clock_levels_with_latency(
238 const struct pp_clock_levels_with_latency *pp_clks,
239 struct dm_pp_clock_levels_with_latency *clk_level_info,
240 enum dm_pp_clock_type dc_clk_type)
241 {
242 uint32_t i;
243
244 if (pp_clks->num_levels > DM_PP_MAX_CLOCK_LEVELS) {
245 DRM_INFO("DM_PPLIB: Warning: %s clock: number of levels %d exceeds maximum of %d!\n",
246 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type),
247 pp_clks->num_levels,
248 DM_PP_MAX_CLOCK_LEVELS);
249
250 clk_level_info->num_levels = DM_PP_MAX_CLOCK_LEVELS;
251 } else
252 clk_level_info->num_levels = pp_clks->num_levels;
253
254 DRM_DEBUG("DM_PPLIB: values for %s clock\n",
255 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type));
256
257 for (i = 0; i < clk_level_info->num_levels; i++) {
258 DRM_DEBUG("DM_PPLIB:\t %d in kHz\n", pp_clks->data[i].clocks_in_khz);
259 clk_level_info->data[i].clocks_in_khz = pp_clks->data[i].clocks_in_khz;
260 clk_level_info->data[i].latency_in_us = pp_clks->data[i].latency_in_us;
261 }
262 }
263
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)264 static void pp_to_dc_clock_levels_with_voltage(
265 const struct pp_clock_levels_with_voltage *pp_clks,
266 struct dm_pp_clock_levels_with_voltage *clk_level_info,
267 enum dm_pp_clock_type dc_clk_type)
268 {
269 uint32_t i;
270
271 if (pp_clks->num_levels > DM_PP_MAX_CLOCK_LEVELS) {
272 DRM_INFO("DM_PPLIB: Warning: %s clock: number of levels %d exceeds maximum of %d!\n",
273 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type),
274 pp_clks->num_levels,
275 DM_PP_MAX_CLOCK_LEVELS);
276
277 clk_level_info->num_levels = DM_PP_MAX_CLOCK_LEVELS;
278 } else
279 clk_level_info->num_levels = pp_clks->num_levels;
280
281 DRM_INFO("DM_PPLIB: values for %s clock\n",
282 DC_DECODE_PP_CLOCK_TYPE(dc_clk_type));
283
284 for (i = 0; i < clk_level_info->num_levels; i++) {
285 DRM_INFO("DM_PPLIB:\t %d in kHz, %d in mV\n", pp_clks->data[i].clocks_in_khz,
286 pp_clks->data[i].voltage_in_mv);
287 clk_level_info->data[i].clocks_in_khz = pp_clks->data[i].clocks_in_khz;
288 clk_level_info->data[i].voltage_in_mv = pp_clks->data[i].voltage_in_mv;
289 }
290 }
291
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)292 bool dm_pp_get_clock_levels_by_type(
293 const struct dc_context *ctx,
294 enum dm_pp_clock_type clk_type,
295 struct dm_pp_clock_levels *dc_clks)
296 {
297 struct amdgpu_device *adev = ctx->driver_context;
298 struct amd_pp_clocks pp_clks = { 0 };
299 struct amd_pp_simple_clock_info validation_clks = { 0 };
300 uint32_t i;
301
302 if (amdgpu_dpm_get_clock_by_type(adev,
303 dc_to_pp_clock_type(clk_type), &pp_clks)) {
304 /* Error in pplib. Provide default values. */
305 get_default_clock_levels(clk_type, dc_clks);
306 return true;
307 }
308
309 pp_to_dc_clock_levels(&pp_clks, dc_clks, clk_type);
310
311 if (amdgpu_dpm_get_display_mode_validation_clks(adev, &validation_clks)) {
312 /* Error in pplib. Provide default values. */
313 DRM_INFO("DM_PPLIB: Warning: using default validation clocks!\n");
314 validation_clks.engine_max_clock = 72000;
315 validation_clks.memory_max_clock = 80000;
316 validation_clks.level = 0;
317 }
318
319 DRM_INFO("DM_PPLIB: Validation clocks:\n");
320 DRM_INFO("DM_PPLIB: engine_max_clock: %d\n",
321 validation_clks.engine_max_clock);
322 DRM_INFO("DM_PPLIB: memory_max_clock: %d\n",
323 validation_clks.memory_max_clock);
324 DRM_INFO("DM_PPLIB: level : %d\n",
325 validation_clks.level);
326
327 /* Translate 10 kHz to kHz. */
328 validation_clks.engine_max_clock *= 10;
329 validation_clks.memory_max_clock *= 10;
330
331 /* Determine the highest non-boosted level from the Validation Clocks */
332 if (clk_type == DM_PP_CLOCK_TYPE_ENGINE_CLK) {
333 for (i = 0; i < dc_clks->num_levels; i++) {
334 if (dc_clks->clocks_in_khz[i] > validation_clks.engine_max_clock) {
335 /* This clock is higher the validation clock.
336 * Than means the previous one is the highest
337 * non-boosted one. */
338 DRM_INFO("DM_PPLIB: reducing engine clock level from %d to %d\n",
339 dc_clks->num_levels, i);
340 dc_clks->num_levels = i > 0 ? i : 1;
341 break;
342 }
343 }
344 } else if (clk_type == DM_PP_CLOCK_TYPE_MEMORY_CLK) {
345 for (i = 0; i < dc_clks->num_levels; i++) {
346 if (dc_clks->clocks_in_khz[i] > validation_clks.memory_max_clock) {
347 DRM_INFO("DM_PPLIB: reducing memory clock level from %d to %d\n",
348 dc_clks->num_levels, i);
349 dc_clks->num_levels = i > 0 ? i : 1;
350 break;
351 }
352 }
353 }
354
355 return true;
356 }
357
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)358 bool dm_pp_get_clock_levels_by_type_with_latency(
359 const struct dc_context *ctx,
360 enum dm_pp_clock_type clk_type,
361 struct dm_pp_clock_levels_with_latency *clk_level_info)
362 {
363 struct amdgpu_device *adev = ctx->driver_context;
364 struct pp_clock_levels_with_latency pp_clks = { 0 };
365 int ret;
366
367 ret = amdgpu_dpm_get_clock_by_type_with_latency(adev,
368 dc_to_pp_clock_type(clk_type),
369 &pp_clks);
370 if (ret)
371 return false;
372
373 pp_to_dc_clock_levels_with_latency(&pp_clks, clk_level_info, clk_type);
374
375 return true;
376 }
377
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)378 bool dm_pp_get_clock_levels_by_type_with_voltage(
379 const struct dc_context *ctx,
380 enum dm_pp_clock_type clk_type,
381 struct dm_pp_clock_levels_with_voltage *clk_level_info)
382 {
383 struct amdgpu_device *adev = ctx->driver_context;
384 struct pp_clock_levels_with_voltage pp_clk_info = {0};
385 int ret;
386
387 ret = amdgpu_dpm_get_clock_by_type_with_voltage(adev,
388 dc_to_pp_clock_type(clk_type),
389 &pp_clk_info);
390 if (ret)
391 return false;
392
393 pp_to_dc_clock_levels_with_voltage(&pp_clk_info, clk_level_info, clk_type);
394
395 return true;
396 }
397
dm_pp_notify_wm_clock_changes(const struct dc_context * ctx,struct dm_pp_wm_sets_with_clock_ranges * wm_with_clock_ranges)398 bool dm_pp_notify_wm_clock_changes(
399 const struct dc_context *ctx,
400 struct dm_pp_wm_sets_with_clock_ranges *wm_with_clock_ranges)
401 {
402 struct amdgpu_device *adev = ctx->driver_context;
403
404 /*
405 * Limit this watermark setting for Polaris for now
406 * TODO: expand this to other ASICs
407 */
408 if ((adev->asic_type >= CHIP_POLARIS10) &&
409 (adev->asic_type <= CHIP_VEGAM) &&
410 !amdgpu_dpm_set_watermarks_for_clocks_ranges(adev,
411 (void *)wm_with_clock_ranges))
412 return true;
413
414 return false;
415 }
416
dm_pp_apply_power_level_change_request(const struct dc_context * ctx,struct dm_pp_power_level_change_request * level_change_req)417 bool dm_pp_apply_power_level_change_request(
418 const struct dc_context *ctx,
419 struct dm_pp_power_level_change_request *level_change_req)
420 {
421 /* TODO: to be implemented */
422 return false;
423 }
424
dm_pp_apply_clock_for_voltage_request(const struct dc_context * ctx,struct dm_pp_clock_for_voltage_req * clock_for_voltage_req)425 bool dm_pp_apply_clock_for_voltage_request(
426 const struct dc_context *ctx,
427 struct dm_pp_clock_for_voltage_req *clock_for_voltage_req)
428 {
429 struct amdgpu_device *adev = ctx->driver_context;
430 struct pp_display_clock_request pp_clock_request = {0};
431 int ret = 0;
432
433 pp_clock_request.clock_type = dc_to_pp_clock_type(clock_for_voltage_req->clk_type);
434 pp_clock_request.clock_freq_in_khz = clock_for_voltage_req->clocks_in_khz;
435
436 if (!pp_clock_request.clock_type)
437 return false;
438
439 ret = amdgpu_dpm_display_clock_voltage_request(adev, &pp_clock_request);
440 if (ret && (ret != -EOPNOTSUPP))
441 return false;
442
443 return true;
444 }
445
dm_pp_get_static_clocks(const struct dc_context * ctx,struct dm_pp_static_clock_info * static_clk_info)446 bool dm_pp_get_static_clocks(
447 const struct dc_context *ctx,
448 struct dm_pp_static_clock_info *static_clk_info)
449 {
450 struct amdgpu_device *adev = ctx->driver_context;
451 struct amd_pp_clock_info pp_clk_info = {0};
452
453 if (amdgpu_dpm_get_current_clocks(adev, &pp_clk_info))
454 return false;
455
456 static_clk_info->max_clocks_state = pp_to_dc_powerlevel_state(pp_clk_info.max_clocks_state);
457 static_clk_info->max_mclk_khz = pp_clk_info.max_memory_clock * 10;
458 static_clk_info->max_sclk_khz = pp_clk_info.max_engine_clock * 10;
459
460 return true;
461 }
462
pp_rv_set_wm_ranges(struct pp_smu * pp,struct pp_smu_wm_range_sets * ranges)463 static void pp_rv_set_wm_ranges(struct pp_smu *pp,
464 struct pp_smu_wm_range_sets *ranges)
465 {
466 const struct dc_context *ctx = pp->dm;
467 struct amdgpu_device *adev = ctx->driver_context;
468 struct dm_pp_wm_sets_with_clock_ranges_soc15 wm_with_clock_ranges;
469 struct dm_pp_clock_range_for_dmif_wm_set_soc15 *wm_dce_clocks = wm_with_clock_ranges.wm_dmif_clocks_ranges;
470 struct dm_pp_clock_range_for_mcif_wm_set_soc15 *wm_soc_clocks = wm_with_clock_ranges.wm_mcif_clocks_ranges;
471 int32_t i;
472
473 wm_with_clock_ranges.num_wm_dmif_sets = ranges->num_reader_wm_sets;
474 wm_with_clock_ranges.num_wm_mcif_sets = ranges->num_writer_wm_sets;
475
476 for (i = 0; i < wm_with_clock_ranges.num_wm_dmif_sets; i++) {
477 if (ranges->reader_wm_sets[i].wm_inst > 3)
478 wm_dce_clocks[i].wm_set_id = WM_SET_A;
479 else
480 wm_dce_clocks[i].wm_set_id =
481 ranges->reader_wm_sets[i].wm_inst;
482 wm_dce_clocks[i].wm_max_dcfclk_clk_in_khz =
483 ranges->reader_wm_sets[i].max_drain_clk_mhz * 1000;
484 wm_dce_clocks[i].wm_min_dcfclk_clk_in_khz =
485 ranges->reader_wm_sets[i].min_drain_clk_mhz * 1000;
486 wm_dce_clocks[i].wm_max_mem_clk_in_khz =
487 ranges->reader_wm_sets[i].max_fill_clk_mhz * 1000;
488 wm_dce_clocks[i].wm_min_mem_clk_in_khz =
489 ranges->reader_wm_sets[i].min_fill_clk_mhz * 1000;
490 }
491
492 for (i = 0; i < wm_with_clock_ranges.num_wm_mcif_sets; i++) {
493 if (ranges->writer_wm_sets[i].wm_inst > 3)
494 wm_soc_clocks[i].wm_set_id = WM_SET_A;
495 else
496 wm_soc_clocks[i].wm_set_id =
497 ranges->writer_wm_sets[i].wm_inst;
498 wm_soc_clocks[i].wm_max_socclk_clk_in_khz =
499 ranges->writer_wm_sets[i].max_fill_clk_mhz * 1000;
500 wm_soc_clocks[i].wm_min_socclk_clk_in_khz =
501 ranges->writer_wm_sets[i].min_fill_clk_mhz * 1000;
502 wm_soc_clocks[i].wm_max_mem_clk_in_khz =
503 ranges->writer_wm_sets[i].max_drain_clk_mhz * 1000;
504 wm_soc_clocks[i].wm_min_mem_clk_in_khz =
505 ranges->writer_wm_sets[i].min_drain_clk_mhz * 1000;
506 }
507
508 amdgpu_dpm_set_watermarks_for_clocks_ranges(adev,
509 &wm_with_clock_ranges);
510 }
511
pp_rv_set_pme_wa_enable(struct pp_smu * pp)512 static void pp_rv_set_pme_wa_enable(struct pp_smu *pp)
513 {
514 const struct dc_context *ctx = pp->dm;
515 struct amdgpu_device *adev = ctx->driver_context;
516
517 amdgpu_dpm_notify_smu_enable_pwe(adev);
518 }
519
pp_rv_set_active_display_count(struct pp_smu * pp,int count)520 static void pp_rv_set_active_display_count(struct pp_smu *pp, int count)
521 {
522 const struct dc_context *ctx = pp->dm;
523 struct amdgpu_device *adev = ctx->driver_context;
524
525 amdgpu_dpm_set_active_display_count(adev, count);
526 }
527
pp_rv_set_min_deep_sleep_dcfclk(struct pp_smu * pp,int clock)528 static void pp_rv_set_min_deep_sleep_dcfclk(struct pp_smu *pp, int clock)
529 {
530 const struct dc_context *ctx = pp->dm;
531 struct amdgpu_device *adev = ctx->driver_context;
532
533 amdgpu_dpm_set_min_deep_sleep_dcefclk(adev, clock);
534 }
535
pp_rv_set_hard_min_dcefclk_by_freq(struct pp_smu * pp,int clock)536 static void pp_rv_set_hard_min_dcefclk_by_freq(struct pp_smu *pp, int clock)
537 {
538 const struct dc_context *ctx = pp->dm;
539 struct amdgpu_device *adev = ctx->driver_context;
540
541 amdgpu_dpm_set_hard_min_dcefclk_by_freq(adev, clock);
542 }
543
pp_rv_set_hard_min_fclk_by_freq(struct pp_smu * pp,int mhz)544 static void pp_rv_set_hard_min_fclk_by_freq(struct pp_smu *pp, int mhz)
545 {
546 const struct dc_context *ctx = pp->dm;
547 struct amdgpu_device *adev = ctx->driver_context;
548
549 amdgpu_dpm_set_hard_min_fclk_by_freq(adev, mhz);
550 }
551
pp_nv_set_wm_ranges(struct pp_smu * pp,struct pp_smu_wm_range_sets * ranges)552 static enum pp_smu_status pp_nv_set_wm_ranges(struct pp_smu *pp,
553 struct pp_smu_wm_range_sets *ranges)
554 {
555 const struct dc_context *ctx = pp->dm;
556 struct amdgpu_device *adev = ctx->driver_context;
557
558 amdgpu_dpm_set_watermarks_for_clocks_ranges(adev, ranges);
559
560 return PP_SMU_RESULT_OK;
561 }
562
pp_nv_set_display_count(struct pp_smu * pp,int count)563 static enum pp_smu_status pp_nv_set_display_count(struct pp_smu *pp, int count)
564 {
565 const struct dc_context *ctx = pp->dm;
566 struct amdgpu_device *adev = ctx->driver_context;
567 int ret = 0;
568
569 ret = amdgpu_dpm_set_active_display_count(adev, count);
570 if (ret == -EOPNOTSUPP)
571 return PP_SMU_RESULT_UNSUPPORTED;
572 else if (ret)
573 /* 0: successful or smu.ppt_funcs->set_display_count = NULL; 1: fail */
574 return PP_SMU_RESULT_FAIL;
575
576 return PP_SMU_RESULT_OK;
577 }
578
579 static enum pp_smu_status
pp_nv_set_min_deep_sleep_dcfclk(struct pp_smu * pp,int mhz)580 pp_nv_set_min_deep_sleep_dcfclk(struct pp_smu *pp, int mhz)
581 {
582 const struct dc_context *ctx = pp->dm;
583 struct amdgpu_device *adev = ctx->driver_context;
584 int ret = 0;
585
586 /* 0: successful or smu.ppt_funcs->set_deep_sleep_dcefclk = NULL;1: fail */
587 ret = amdgpu_dpm_set_min_deep_sleep_dcefclk(adev, mhz);
588 if (ret == -EOPNOTSUPP)
589 return PP_SMU_RESULT_UNSUPPORTED;
590 else if (ret)
591 return PP_SMU_RESULT_FAIL;
592
593 return PP_SMU_RESULT_OK;
594 }
595
pp_nv_set_hard_min_dcefclk_by_freq(struct pp_smu * pp,int mhz)596 static enum pp_smu_status pp_nv_set_hard_min_dcefclk_by_freq(
597 struct pp_smu *pp, int mhz)
598 {
599 const struct dc_context *ctx = pp->dm;
600 struct amdgpu_device *adev = ctx->driver_context;
601 struct pp_display_clock_request clock_req;
602 int ret = 0;
603
604 clock_req.clock_type = amd_pp_dcef_clock;
605 clock_req.clock_freq_in_khz = mhz * 1000;
606
607 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL
608 * 1: fail
609 */
610 ret = amdgpu_dpm_display_clock_voltage_request(adev, &clock_req);
611 if (ret == -EOPNOTSUPP)
612 return PP_SMU_RESULT_UNSUPPORTED;
613 else if (ret)
614 return PP_SMU_RESULT_FAIL;
615
616 return PP_SMU_RESULT_OK;
617 }
618
619 static enum pp_smu_status
pp_nv_set_hard_min_uclk_by_freq(struct pp_smu * pp,int mhz)620 pp_nv_set_hard_min_uclk_by_freq(struct pp_smu *pp, int mhz)
621 {
622 const struct dc_context *ctx = pp->dm;
623 struct amdgpu_device *adev = ctx->driver_context;
624 struct pp_display_clock_request clock_req;
625 int ret = 0;
626
627 clock_req.clock_type = amd_pp_mem_clock;
628 clock_req.clock_freq_in_khz = mhz * 1000;
629
630 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL
631 * 1: fail
632 */
633 ret = amdgpu_dpm_display_clock_voltage_request(adev, &clock_req);
634 if (ret == -EOPNOTSUPP)
635 return PP_SMU_RESULT_UNSUPPORTED;
636 else if (ret)
637 return PP_SMU_RESULT_FAIL;
638
639 return PP_SMU_RESULT_OK;
640 }
641
pp_nv_set_pstate_handshake_support(struct pp_smu * pp,bool pstate_handshake_supported)642 static enum pp_smu_status pp_nv_set_pstate_handshake_support(
643 struct pp_smu *pp, bool pstate_handshake_supported)
644 {
645 const struct dc_context *ctx = pp->dm;
646 struct amdgpu_device *adev = ctx->driver_context;
647
648 if (amdgpu_dpm_display_disable_memory_clock_switch(adev,
649 !pstate_handshake_supported))
650 return PP_SMU_RESULT_FAIL;
651
652 return PP_SMU_RESULT_OK;
653 }
654
pp_nv_set_voltage_by_freq(struct pp_smu * pp,enum pp_smu_nv_clock_id clock_id,int mhz)655 static enum pp_smu_status pp_nv_set_voltage_by_freq(struct pp_smu *pp,
656 enum pp_smu_nv_clock_id clock_id, int mhz)
657 {
658 const struct dc_context *ctx = pp->dm;
659 struct amdgpu_device *adev = ctx->driver_context;
660 struct pp_display_clock_request clock_req;
661 int ret = 0;
662
663 switch (clock_id) {
664 case PP_SMU_NV_DISPCLK:
665 clock_req.clock_type = amd_pp_disp_clock;
666 break;
667 case PP_SMU_NV_PHYCLK:
668 clock_req.clock_type = amd_pp_phy_clock;
669 break;
670 case PP_SMU_NV_PIXELCLK:
671 clock_req.clock_type = amd_pp_pixel_clock;
672 break;
673 default:
674 break;
675 }
676 clock_req.clock_freq_in_khz = mhz * 1000;
677
678 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL
679 * 1: fail
680 */
681 ret = amdgpu_dpm_display_clock_voltage_request(adev, &clock_req);
682 if (ret == -EOPNOTSUPP)
683 return PP_SMU_RESULT_UNSUPPORTED;
684 else if (ret)
685 return PP_SMU_RESULT_FAIL;
686
687 return PP_SMU_RESULT_OK;
688 }
689
pp_nv_get_maximum_sustainable_clocks(struct pp_smu * pp,struct pp_smu_nv_clock_table * max_clocks)690 static enum pp_smu_status pp_nv_get_maximum_sustainable_clocks(
691 struct pp_smu *pp, struct pp_smu_nv_clock_table *max_clocks)
692 {
693 const struct dc_context *ctx = pp->dm;
694 struct amdgpu_device *adev = ctx->driver_context;
695 int ret = 0;
696
697 ret = amdgpu_dpm_get_max_sustainable_clocks_by_dc(adev,
698 max_clocks);
699 if (ret == -EOPNOTSUPP)
700 return PP_SMU_RESULT_UNSUPPORTED;
701 else if (ret)
702 return PP_SMU_RESULT_FAIL;
703
704 return PP_SMU_RESULT_OK;
705 }
706
pp_nv_get_uclk_dpm_states(struct pp_smu * pp,unsigned int * clock_values_in_khz,unsigned int * num_states)707 static enum pp_smu_status pp_nv_get_uclk_dpm_states(struct pp_smu *pp,
708 unsigned int *clock_values_in_khz, unsigned int *num_states)
709 {
710 const struct dc_context *ctx = pp->dm;
711 struct amdgpu_device *adev = ctx->driver_context;
712 int ret = 0;
713
714 ret = amdgpu_dpm_get_uclk_dpm_states(adev,
715 clock_values_in_khz,
716 num_states);
717 if (ret == -EOPNOTSUPP)
718 return PP_SMU_RESULT_UNSUPPORTED;
719 else if (ret)
720 return PP_SMU_RESULT_FAIL;
721
722 return PP_SMU_RESULT_OK;
723 }
724
pp_rn_get_dpm_clock_table(struct pp_smu * pp,struct dpm_clocks * clock_table)725 static enum pp_smu_status pp_rn_get_dpm_clock_table(
726 struct pp_smu *pp, struct dpm_clocks *clock_table)
727 {
728 const struct dc_context *ctx = pp->dm;
729 struct amdgpu_device *adev = ctx->driver_context;
730 int ret = 0;
731
732 ret = amdgpu_dpm_get_dpm_clock_table(adev, clock_table);
733 if (ret == -EOPNOTSUPP)
734 return PP_SMU_RESULT_UNSUPPORTED;
735 else if (ret)
736 return PP_SMU_RESULT_FAIL;
737
738 return PP_SMU_RESULT_OK;
739 }
740
pp_rn_set_wm_ranges(struct pp_smu * pp,struct pp_smu_wm_range_sets * ranges)741 static enum pp_smu_status pp_rn_set_wm_ranges(struct pp_smu *pp,
742 struct pp_smu_wm_range_sets *ranges)
743 {
744 const struct dc_context *ctx = pp->dm;
745 struct amdgpu_device *adev = ctx->driver_context;
746
747 amdgpu_dpm_set_watermarks_for_clocks_ranges(adev, ranges);
748
749 return PP_SMU_RESULT_OK;
750 }
751
dm_pp_get_funcs(struct dc_context * ctx,struct pp_smu_funcs * funcs)752 void dm_pp_get_funcs(
753 struct dc_context *ctx,
754 struct pp_smu_funcs *funcs)
755 {
756 switch (ctx->dce_version) {
757 case DCN_VERSION_1_0:
758 case DCN_VERSION_1_01:
759 funcs->ctx.ver = PP_SMU_VER_RV;
760 funcs->rv_funcs.pp_smu.dm = ctx;
761 funcs->rv_funcs.set_wm_ranges = pp_rv_set_wm_ranges;
762 funcs->rv_funcs.set_pme_wa_enable = pp_rv_set_pme_wa_enable;
763 funcs->rv_funcs.set_display_count =
764 pp_rv_set_active_display_count;
765 funcs->rv_funcs.set_min_deep_sleep_dcfclk =
766 pp_rv_set_min_deep_sleep_dcfclk;
767 funcs->rv_funcs.set_hard_min_dcfclk_by_freq =
768 pp_rv_set_hard_min_dcefclk_by_freq;
769 funcs->rv_funcs.set_hard_min_fclk_by_freq =
770 pp_rv_set_hard_min_fclk_by_freq;
771 break;
772 case DCN_VERSION_2_0:
773 funcs->ctx.ver = PP_SMU_VER_NV;
774 funcs->nv_funcs.pp_smu.dm = ctx;
775 funcs->nv_funcs.set_display_count = pp_nv_set_display_count;
776 funcs->nv_funcs.set_hard_min_dcfclk_by_freq =
777 pp_nv_set_hard_min_dcefclk_by_freq;
778 funcs->nv_funcs.set_min_deep_sleep_dcfclk =
779 pp_nv_set_min_deep_sleep_dcfclk;
780 funcs->nv_funcs.set_voltage_by_freq =
781 pp_nv_set_voltage_by_freq;
782 funcs->nv_funcs.set_wm_ranges = pp_nv_set_wm_ranges;
783
784 /* todo set_pme_wa_enable cause 4k@6ohz display not light up */
785 funcs->nv_funcs.set_pme_wa_enable = NULL;
786 /* todo debug waring message */
787 funcs->nv_funcs.set_hard_min_uclk_by_freq = pp_nv_set_hard_min_uclk_by_freq;
788 /* todo compare data with window driver*/
789 funcs->nv_funcs.get_maximum_sustainable_clocks = pp_nv_get_maximum_sustainable_clocks;
790 /*todo compare data with window driver */
791 funcs->nv_funcs.get_uclk_dpm_states = pp_nv_get_uclk_dpm_states;
792 funcs->nv_funcs.set_pstate_handshake_support = pp_nv_set_pstate_handshake_support;
793 break;
794
795 case DCN_VERSION_2_1:
796 funcs->ctx.ver = PP_SMU_VER_RN;
797 funcs->rn_funcs.pp_smu.dm = ctx;
798 funcs->rn_funcs.set_wm_ranges = pp_rn_set_wm_ranges;
799 funcs->rn_funcs.get_dpm_clock_table = pp_rn_get_dpm_clock_table;
800 break;
801 default:
802 DRM_ERROR("smu version is not supported !\n");
803 break;
804 }
805 }
806