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 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 } 109 110 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 } 141 142 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 } 183 184 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 } 210 211 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 } 236 237 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 } 263 264 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 } 291 292 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 */ 339 DRM_INFO("DM_PPLIB: reducing engine clock level from %d to %d\n", 340 dc_clks->num_levels, i); 341 dc_clks->num_levels = i > 0 ? i : 1; 342 break; 343 } 344 } 345 } else if (clk_type == DM_PP_CLOCK_TYPE_MEMORY_CLK) { 346 for (i = 0; i < dc_clks->num_levels; i++) { 347 if (dc_clks->clocks_in_khz[i] > validation_clks.memory_max_clock) { 348 DRM_INFO("DM_PPLIB: reducing memory clock level from %d to %d\n", 349 dc_clks->num_levels, i); 350 dc_clks->num_levels = i > 0 ? i : 1; 351 break; 352 } 353 } 354 } 355 356 return true; 357 } 358 359 bool dm_pp_get_clock_levels_by_type_with_latency( 360 const struct dc_context *ctx, 361 enum dm_pp_clock_type clk_type, 362 struct dm_pp_clock_levels_with_latency *clk_level_info) 363 { 364 struct amdgpu_device *adev = ctx->driver_context; 365 struct pp_clock_levels_with_latency pp_clks = { 0 }; 366 int ret; 367 368 ret = amdgpu_dpm_get_clock_by_type_with_latency(adev, 369 dc_to_pp_clock_type(clk_type), 370 &pp_clks); 371 if (ret) 372 return false; 373 374 pp_to_dc_clock_levels_with_latency(&pp_clks, clk_level_info, clk_type); 375 376 return true; 377 } 378 379 bool dm_pp_get_clock_levels_by_type_with_voltage( 380 const struct dc_context *ctx, 381 enum dm_pp_clock_type clk_type, 382 struct dm_pp_clock_levels_with_voltage *clk_level_info) 383 { 384 struct amdgpu_device *adev = ctx->driver_context; 385 struct pp_clock_levels_with_voltage pp_clk_info = {0}; 386 int ret; 387 388 ret = amdgpu_dpm_get_clock_by_type_with_voltage(adev, 389 dc_to_pp_clock_type(clk_type), 390 &pp_clk_info); 391 if (ret) 392 return false; 393 394 pp_to_dc_clock_levels_with_voltage(&pp_clk_info, clk_level_info, clk_type); 395 396 return true; 397 } 398 399 bool dm_pp_notify_wm_clock_changes( 400 const struct dc_context *ctx, 401 struct dm_pp_wm_sets_with_clock_ranges *wm_with_clock_ranges) 402 { 403 struct amdgpu_device *adev = ctx->driver_context; 404 405 /* 406 * Limit this watermark setting for Polaris for now 407 * TODO: expand this to other ASICs 408 */ 409 if ((adev->asic_type >= CHIP_POLARIS10) && 410 (adev->asic_type <= CHIP_VEGAM) && 411 !amdgpu_dpm_set_watermarks_for_clocks_ranges(adev, 412 (void *)wm_with_clock_ranges)) 413 return true; 414 415 return false; 416 } 417 418 bool dm_pp_apply_power_level_change_request( 419 const struct dc_context *ctx, 420 struct dm_pp_power_level_change_request *level_change_req) 421 { 422 /* TODO: to be implemented */ 423 return false; 424 } 425 426 bool dm_pp_apply_clock_for_voltage_request( 427 const struct dc_context *ctx, 428 struct dm_pp_clock_for_voltage_req *clock_for_voltage_req) 429 { 430 struct amdgpu_device *adev = ctx->driver_context; 431 struct pp_display_clock_request pp_clock_request = {0}; 432 int ret = 0; 433 434 pp_clock_request.clock_type = dc_to_pp_clock_type(clock_for_voltage_req->clk_type); 435 pp_clock_request.clock_freq_in_khz = clock_for_voltage_req->clocks_in_khz; 436 437 if (!pp_clock_request.clock_type) 438 return false; 439 440 ret = amdgpu_dpm_display_clock_voltage_request(adev, &pp_clock_request); 441 if (ret && (ret != -EOPNOTSUPP)) 442 return false; 443 444 return true; 445 } 446 447 bool dm_pp_get_static_clocks( 448 const struct dc_context *ctx, 449 struct dm_pp_static_clock_info *static_clk_info) 450 { 451 struct amdgpu_device *adev = ctx->driver_context; 452 struct amd_pp_clock_info pp_clk_info = {0}; 453 454 if (amdgpu_dpm_get_current_clocks(adev, &pp_clk_info)) 455 return false; 456 457 static_clk_info->max_clocks_state = pp_to_dc_powerlevel_state(pp_clk_info.max_clocks_state); 458 static_clk_info->max_mclk_khz = pp_clk_info.max_memory_clock * 10; 459 static_clk_info->max_sclk_khz = pp_clk_info.max_engine_clock * 10; 460 461 return true; 462 } 463 464 static void pp_rv_set_wm_ranges(struct pp_smu *pp, 465 struct pp_smu_wm_range_sets *ranges) 466 { 467 const struct dc_context *ctx = pp->dm; 468 struct amdgpu_device *adev = ctx->driver_context; 469 struct dm_pp_wm_sets_with_clock_ranges_soc15 wm_with_clock_ranges; 470 struct dm_pp_clock_range_for_dmif_wm_set_soc15 *wm_dce_clocks = wm_with_clock_ranges.wm_dmif_clocks_ranges; 471 struct dm_pp_clock_range_for_mcif_wm_set_soc15 *wm_soc_clocks = wm_with_clock_ranges.wm_mcif_clocks_ranges; 472 int32_t i; 473 474 wm_with_clock_ranges.num_wm_dmif_sets = ranges->num_reader_wm_sets; 475 wm_with_clock_ranges.num_wm_mcif_sets = ranges->num_writer_wm_sets; 476 477 for (i = 0; i < wm_with_clock_ranges.num_wm_dmif_sets; i++) { 478 if (ranges->reader_wm_sets[i].wm_inst > 3) 479 wm_dce_clocks[i].wm_set_id = WM_SET_A; 480 else 481 wm_dce_clocks[i].wm_set_id = 482 ranges->reader_wm_sets[i].wm_inst; 483 wm_dce_clocks[i].wm_max_dcfclk_clk_in_khz = 484 ranges->reader_wm_sets[i].max_drain_clk_mhz * 1000; 485 wm_dce_clocks[i].wm_min_dcfclk_clk_in_khz = 486 ranges->reader_wm_sets[i].min_drain_clk_mhz * 1000; 487 wm_dce_clocks[i].wm_max_mem_clk_in_khz = 488 ranges->reader_wm_sets[i].max_fill_clk_mhz * 1000; 489 wm_dce_clocks[i].wm_min_mem_clk_in_khz = 490 ranges->reader_wm_sets[i].min_fill_clk_mhz * 1000; 491 } 492 493 for (i = 0; i < wm_with_clock_ranges.num_wm_mcif_sets; i++) { 494 if (ranges->writer_wm_sets[i].wm_inst > 3) 495 wm_soc_clocks[i].wm_set_id = WM_SET_A; 496 else 497 wm_soc_clocks[i].wm_set_id = 498 ranges->writer_wm_sets[i].wm_inst; 499 wm_soc_clocks[i].wm_max_socclk_clk_in_khz = 500 ranges->writer_wm_sets[i].max_fill_clk_mhz * 1000; 501 wm_soc_clocks[i].wm_min_socclk_clk_in_khz = 502 ranges->writer_wm_sets[i].min_fill_clk_mhz * 1000; 503 wm_soc_clocks[i].wm_max_mem_clk_in_khz = 504 ranges->writer_wm_sets[i].max_drain_clk_mhz * 1000; 505 wm_soc_clocks[i].wm_min_mem_clk_in_khz = 506 ranges->writer_wm_sets[i].min_drain_clk_mhz * 1000; 507 } 508 509 amdgpu_dpm_set_watermarks_for_clocks_ranges(adev, 510 &wm_with_clock_ranges); 511 } 512 513 static void pp_rv_set_pme_wa_enable(struct pp_smu *pp) 514 { 515 const struct dc_context *ctx = pp->dm; 516 struct amdgpu_device *adev = ctx->driver_context; 517 518 amdgpu_dpm_notify_smu_enable_pwe(adev); 519 } 520 521 static void pp_rv_set_active_display_count(struct pp_smu *pp, int count) 522 { 523 const struct dc_context *ctx = pp->dm; 524 struct amdgpu_device *adev = ctx->driver_context; 525 526 amdgpu_dpm_set_active_display_count(adev, count); 527 } 528 529 static void pp_rv_set_min_deep_sleep_dcfclk(struct pp_smu *pp, int clock) 530 { 531 const struct dc_context *ctx = pp->dm; 532 struct amdgpu_device *adev = ctx->driver_context; 533 534 amdgpu_dpm_set_min_deep_sleep_dcefclk(adev, clock); 535 } 536 537 static void pp_rv_set_hard_min_dcefclk_by_freq(struct pp_smu *pp, int clock) 538 { 539 const struct dc_context *ctx = pp->dm; 540 struct amdgpu_device *adev = ctx->driver_context; 541 542 amdgpu_dpm_set_hard_min_dcefclk_by_freq(adev, clock); 543 } 544 545 static void pp_rv_set_hard_min_fclk_by_freq(struct pp_smu *pp, int mhz) 546 { 547 const struct dc_context *ctx = pp->dm; 548 struct amdgpu_device *adev = ctx->driver_context; 549 550 amdgpu_dpm_set_hard_min_fclk_by_freq(adev, mhz); 551 } 552 553 static enum pp_smu_status pp_nv_set_wm_ranges(struct pp_smu *pp, 554 struct pp_smu_wm_range_sets *ranges) 555 { 556 const struct dc_context *ctx = pp->dm; 557 struct amdgpu_device *adev = ctx->driver_context; 558 559 amdgpu_dpm_set_watermarks_for_clocks_ranges(adev, ranges); 560 561 return PP_SMU_RESULT_OK; 562 } 563 564 static enum pp_smu_status pp_nv_set_display_count(struct pp_smu *pp, int count) 565 { 566 const struct dc_context *ctx = pp->dm; 567 struct amdgpu_device *adev = ctx->driver_context; 568 int ret = 0; 569 570 ret = amdgpu_dpm_set_active_display_count(adev, count); 571 if (ret == -EOPNOTSUPP) 572 return PP_SMU_RESULT_UNSUPPORTED; 573 else if (ret) 574 /* 0: successful or smu.ppt_funcs->set_display_count = NULL; 1: fail */ 575 return PP_SMU_RESULT_FAIL; 576 577 return PP_SMU_RESULT_OK; 578 } 579 580 static enum pp_smu_status 581 pp_nv_set_min_deep_sleep_dcfclk(struct pp_smu *pp, int mhz) 582 { 583 const struct dc_context *ctx = pp->dm; 584 struct amdgpu_device *adev = ctx->driver_context; 585 int ret = 0; 586 587 /* 0: successful or smu.ppt_funcs->set_deep_sleep_dcefclk = NULL;1: fail */ 588 ret = amdgpu_dpm_set_min_deep_sleep_dcefclk(adev, mhz); 589 if (ret == -EOPNOTSUPP) 590 return PP_SMU_RESULT_UNSUPPORTED; 591 else if (ret) 592 return PP_SMU_RESULT_FAIL; 593 594 return PP_SMU_RESULT_OK; 595 } 596 597 static enum pp_smu_status pp_nv_set_hard_min_dcefclk_by_freq( 598 struct pp_smu *pp, int mhz) 599 { 600 const struct dc_context *ctx = pp->dm; 601 struct amdgpu_device *adev = ctx->driver_context; 602 struct pp_display_clock_request clock_req; 603 int ret = 0; 604 605 clock_req.clock_type = amd_pp_dcef_clock; 606 clock_req.clock_freq_in_khz = mhz * 1000; 607 608 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL 609 * 1: fail 610 */ 611 ret = amdgpu_dpm_display_clock_voltage_request(adev, &clock_req); 612 if (ret == -EOPNOTSUPP) 613 return PP_SMU_RESULT_UNSUPPORTED; 614 else if (ret) 615 return PP_SMU_RESULT_FAIL; 616 617 return PP_SMU_RESULT_OK; 618 } 619 620 static enum pp_smu_status 621 pp_nv_set_hard_min_uclk_by_freq(struct pp_smu *pp, int mhz) 622 { 623 const struct dc_context *ctx = pp->dm; 624 struct amdgpu_device *adev = ctx->driver_context; 625 struct pp_display_clock_request clock_req; 626 int ret = 0; 627 628 clock_req.clock_type = amd_pp_mem_clock; 629 clock_req.clock_freq_in_khz = mhz * 1000; 630 631 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL 632 * 1: fail 633 */ 634 ret = amdgpu_dpm_display_clock_voltage_request(adev, &clock_req); 635 if (ret == -EOPNOTSUPP) 636 return PP_SMU_RESULT_UNSUPPORTED; 637 else if (ret) 638 return PP_SMU_RESULT_FAIL; 639 640 return PP_SMU_RESULT_OK; 641 } 642 643 static enum pp_smu_status pp_nv_set_pstate_handshake_support( 644 struct pp_smu *pp, bool pstate_handshake_supported) 645 { 646 const struct dc_context *ctx = pp->dm; 647 struct amdgpu_device *adev = ctx->driver_context; 648 649 if (amdgpu_dpm_display_disable_memory_clock_switch(adev, 650 !pstate_handshake_supported)) 651 return PP_SMU_RESULT_FAIL; 652 653 return PP_SMU_RESULT_OK; 654 } 655 656 static enum pp_smu_status pp_nv_set_voltage_by_freq(struct pp_smu *pp, 657 enum pp_smu_nv_clock_id clock_id, int mhz) 658 { 659 const struct dc_context *ctx = pp->dm; 660 struct amdgpu_device *adev = ctx->driver_context; 661 struct pp_display_clock_request clock_req; 662 int ret = 0; 663 664 switch (clock_id) { 665 case PP_SMU_NV_DISPCLK: 666 clock_req.clock_type = amd_pp_disp_clock; 667 break; 668 case PP_SMU_NV_PHYCLK: 669 clock_req.clock_type = amd_pp_phy_clock; 670 break; 671 case PP_SMU_NV_PIXELCLK: 672 clock_req.clock_type = amd_pp_pixel_clock; 673 break; 674 default: 675 break; 676 } 677 clock_req.clock_freq_in_khz = mhz * 1000; 678 679 /* 0: successful or smu.ppt_funcs->display_clock_voltage_request = NULL 680 * 1: fail 681 */ 682 ret = amdgpu_dpm_display_clock_voltage_request(adev, &clock_req); 683 if (ret == -EOPNOTSUPP) 684 return PP_SMU_RESULT_UNSUPPORTED; 685 else if (ret) 686 return PP_SMU_RESULT_FAIL; 687 688 return PP_SMU_RESULT_OK; 689 } 690 691 static enum pp_smu_status pp_nv_get_maximum_sustainable_clocks( 692 struct pp_smu *pp, struct pp_smu_nv_clock_table *max_clocks) 693 { 694 const struct dc_context *ctx = pp->dm; 695 struct amdgpu_device *adev = ctx->driver_context; 696 int ret = 0; 697 698 ret = amdgpu_dpm_get_max_sustainable_clocks_by_dc(adev, 699 max_clocks); 700 if (ret == -EOPNOTSUPP) 701 return PP_SMU_RESULT_UNSUPPORTED; 702 else if (ret) 703 return PP_SMU_RESULT_FAIL; 704 705 return PP_SMU_RESULT_OK; 706 } 707 708 static enum pp_smu_status pp_nv_get_uclk_dpm_states(struct pp_smu *pp, 709 unsigned int *clock_values_in_khz, unsigned int *num_states) 710 { 711 const struct dc_context *ctx = pp->dm; 712 struct amdgpu_device *adev = ctx->driver_context; 713 int ret = 0; 714 715 ret = amdgpu_dpm_get_uclk_dpm_states(adev, 716 clock_values_in_khz, 717 num_states); 718 if (ret == -EOPNOTSUPP) 719 return PP_SMU_RESULT_UNSUPPORTED; 720 else if (ret) 721 return PP_SMU_RESULT_FAIL; 722 723 return PP_SMU_RESULT_OK; 724 } 725 726 static enum pp_smu_status pp_rn_get_dpm_clock_table( 727 struct pp_smu *pp, struct dpm_clocks *clock_table) 728 { 729 const struct dc_context *ctx = pp->dm; 730 struct amdgpu_device *adev = ctx->driver_context; 731 int ret = 0; 732 733 ret = amdgpu_dpm_get_dpm_clock_table(adev, clock_table); 734 if (ret == -EOPNOTSUPP) 735 return PP_SMU_RESULT_UNSUPPORTED; 736 else if (ret) 737 return PP_SMU_RESULT_FAIL; 738 739 return PP_SMU_RESULT_OK; 740 } 741 742 static enum pp_smu_status pp_rn_set_wm_ranges(struct pp_smu *pp, 743 struct pp_smu_wm_range_sets *ranges) 744 { 745 const struct dc_context *ctx = pp->dm; 746 struct amdgpu_device *adev = ctx->driver_context; 747 748 amdgpu_dpm_set_watermarks_for_clocks_ranges(adev, ranges); 749 750 return PP_SMU_RESULT_OK; 751 } 752 753 void dm_pp_get_funcs( 754 struct dc_context *ctx, 755 struct pp_smu_funcs *funcs) 756 { 757 switch (ctx->dce_version) { 758 case DCN_VERSION_1_0: 759 case DCN_VERSION_1_01: 760 funcs->ctx.ver = PP_SMU_VER_RV; 761 funcs->rv_funcs.pp_smu.dm = ctx; 762 funcs->rv_funcs.set_wm_ranges = pp_rv_set_wm_ranges; 763 funcs->rv_funcs.set_pme_wa_enable = pp_rv_set_pme_wa_enable; 764 funcs->rv_funcs.set_display_count = 765 pp_rv_set_active_display_count; 766 funcs->rv_funcs.set_min_deep_sleep_dcfclk = 767 pp_rv_set_min_deep_sleep_dcfclk; 768 funcs->rv_funcs.set_hard_min_dcfclk_by_freq = 769 pp_rv_set_hard_min_dcefclk_by_freq; 770 funcs->rv_funcs.set_hard_min_fclk_by_freq = 771 pp_rv_set_hard_min_fclk_by_freq; 772 break; 773 case DCN_VERSION_2_0: 774 funcs->ctx.ver = PP_SMU_VER_NV; 775 funcs->nv_funcs.pp_smu.dm = ctx; 776 funcs->nv_funcs.set_display_count = pp_nv_set_display_count; 777 funcs->nv_funcs.set_hard_min_dcfclk_by_freq = 778 pp_nv_set_hard_min_dcefclk_by_freq; 779 funcs->nv_funcs.set_min_deep_sleep_dcfclk = 780 pp_nv_set_min_deep_sleep_dcfclk; 781 funcs->nv_funcs.set_voltage_by_freq = 782 pp_nv_set_voltage_by_freq; 783 funcs->nv_funcs.set_wm_ranges = pp_nv_set_wm_ranges; 784 785 /* todo set_pme_wa_enable cause 4k@6ohz display not light up */ 786 funcs->nv_funcs.set_pme_wa_enable = NULL; 787 /* todo debug waring message */ 788 funcs->nv_funcs.set_hard_min_uclk_by_freq = pp_nv_set_hard_min_uclk_by_freq; 789 /* todo compare data with window driver*/ 790 funcs->nv_funcs.get_maximum_sustainable_clocks = pp_nv_get_maximum_sustainable_clocks; 791 /*todo compare data with window driver */ 792 funcs->nv_funcs.get_uclk_dpm_states = pp_nv_get_uclk_dpm_states; 793 funcs->nv_funcs.set_pstate_handshake_support = pp_nv_set_pstate_handshake_support; 794 break; 795 796 case DCN_VERSION_2_1: 797 funcs->ctx.ver = PP_SMU_VER_RN; 798 funcs->rn_funcs.pp_smu.dm = ctx; 799 funcs->rn_funcs.set_wm_ranges = pp_rn_set_wm_ranges; 800 funcs->rn_funcs.get_dpm_clock_table = pp_rn_get_dpm_clock_table; 801 break; 802 default: 803 DRM_ERROR("smu version is not supported !\n"); 804 break; 805 } 806 } 807