amdgpu_dm_pp_smu.c (24518B)
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 36bool 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 110static 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 142static 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 184static 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 211static 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 237static 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 264static 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 292bool 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 358bool 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 378bool 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 398bool 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 417bool 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 425bool 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 446bool 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 463static 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 512static 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 520static 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 528static 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 536static 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 544static 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 552static 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 563static 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 579static enum pp_smu_status 580pp_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 596static 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 619static enum pp_smu_status 620pp_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 642static 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 655static 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 690static 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 707static 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 725static 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 741static 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 752void 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}