drivers/gpu/drm/amd/powerplay/eventmgr/eventtasks.c

   1 /*
   2  * Copyright 2015 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  */
  23
  24 #include "eventmgr.h"
  25 #include "eventinit.h"
  26 #include "eventmanagement.h"
  27 #include "eventmanager.h"
  28 #include "hardwaremanager.h"
  29 #include "eventtasks.h"
  30 #include "power_state.h"
  31 #include "hwmgr.h"
  32 #include "amd_powerplay.h"
  33 #include "psm.h"
  34
  35 #define TEMP_RANGE_MIN (90 * 1000)
  36 #define TEMP_RANGE_MAX (120 * 1000)
  37
  38 int pem_task_update_allowed_performance_levels(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  39 {
  40
  41         if (pem_is_hw_access_blocked(eventmgr))
  42                 return 0;
  43
  44         phm_force_dpm_levels(eventmgr->hwmgr, AMD_DPM_FORCED_LEVEL_AUTO);
  45
  46         return 0;
  47 }
  48
  49 /* eventtasks_generic.c */
  50 int pem_task_adjust_power_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  51 {
  52         struct pp_hwmgr *hwmgr;
  53
  54         if (pem_is_hw_access_blocked(eventmgr))
  55                 return 0;
  56
  57         hwmgr = eventmgr->hwmgr;
  58         if (event_data->pnew_power_state != NULL)
  59                 hwmgr->request_ps = event_data->pnew_power_state;
  60
  61         if (phm_cap_enabled(eventmgr->platform_descriptor->platformCaps, PHM_PlatformCaps_DynamicPatchPowerState))
  62                 psm_adjust_power_state_dynamic(eventmgr, event_data->skip_state_adjust_rules);
  63         else
  64                 psm_adjust_power_state_static(eventmgr, event_data->skip_state_adjust_rules);
  65
  66         return 0;
  67 }
  68
  69 int pem_task_power_down_asic(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  70 {
  71         return phm_power_down_asic(eventmgr->hwmgr);
  72 }
  73
  74 int pem_task_set_boot_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  75 {
  76         if (pem_is_event_data_valid(event_data->valid_fields, PEM_EventDataValid_RequestedStateID))
  77                 return psm_set_states(eventmgr, &(event_data->requested_state_id));
  78
  79         return 0;
  80 }
  81
  82 int pem_task_reset_boot_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  83 {
  84         /* TODO */
  85         return 0;
  86 }
  87
  88 int pem_task_update_new_power_state_clocks(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  89 {
  90         /* TODO */
  91         return 0;
  92 }
  93
  94 int pem_task_system_shutdown(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
  95 {
  96         /* TODO */
  97         return 0;
  98 }
  99
 100 int pem_task_register_interrupts(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 101 {
 102         /* TODO */
 103         return 0;
 104 }
 105
 106 int pem_task_unregister_interrupts(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 107 {
 108         return pem_unregister_interrupts(eventmgr);
 109 }
 110
 111 int pem_task_get_boot_state_id(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 112 {
 113         int result;
 114
 115         result = psm_get_state_by_classification(eventmgr,
 116                 PP_StateClassificationFlag_Boot,
 117                 &(event_data->requested_state_id)
 118         );
 119
 120         if (0 == result)
 121                 pem_set_event_data_valid(event_data->valid_fields, PEM_EventDataValid_RequestedStateID);
 122         else
 123                 pem_unset_event_data_valid(event_data->valid_fields, PEM_EventDataValid_RequestedStateID);
 124
 125         return result;
 126 }
 127
 128 int pem_task_enable_dynamic_state_management(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 129 {
 130         return phm_enable_dynamic_state_management(eventmgr->hwmgr);
 131 }
 132
 133 int pem_task_disable_dynamic_state_management(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 134 {
 135         return phm_disable_dynamic_state_management(eventmgr->hwmgr);
 136 }
 137
 138 int pem_task_enable_clock_power_gatings_tasks(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 139 {
 140         return phm_enable_clock_power_gatings(eventmgr->hwmgr);
 141 }
 142
 143 int pem_task_powerdown_uvd_tasks(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 144 {
 145         return phm_powerdown_uvd(eventmgr->hwmgr);
 146 }
 147
 148 int pem_task_powerdown_vce_tasks(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 149 {
 150         phm_powergate_uvd(eventmgr->hwmgr, true);
 151         phm_powergate_vce(eventmgr->hwmgr, true);
 152         return 0;
 153 }
 154
 155 int pem_task_disable_clock_power_gatings_tasks(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 156 {
 157         /* TODO */
 158         return 0;
 159 }
 160
 161 int pem_task_start_asic_block_usage(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 162 {
 163         /* TODO */
 164         return 0;
 165 }
 166
 167 int pem_task_stop_asic_block_usage(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 168 {
 169         /* TODO */
 170         return 0;
 171 }
 172
 173 int pem_task_setup_asic(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 174 {
 175         return phm_setup_asic(eventmgr->hwmgr);
 176 }
 177
 178 int pem_task_cleanup_asic(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 179 {
 180         /* TODO */
 181         return 0;
 182 }
 183
 184 int pem_task_store_dal_configuration(struct pp_eventmgr *eventmgr, const struct amd_display_configuration *display_config)
 185 {
 186         /* TODO */
 187         return 0;
 188         /*phm_store_dal_configuration_data(eventmgr->hwmgr, display_config) */
 189 }
 190
 191 int pem_task_notify_hw_mgr_display_configuration_change(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 192 {
 193         if (pem_is_hw_access_blocked(eventmgr))
 194                 return 0;
 195
 196         return phm_display_configuration_changed(eventmgr->hwmgr);
 197 }
 198
 199 int pem_task_notify_hw_mgr_pre_display_configuration_change(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 200 {
 201         return 0;
 202 }
 203
 204 int pem_task_notify_smc_display_config_after_power_state_adjustment(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 205 {
 206         if (pem_is_hw_access_blocked(eventmgr))
 207                 return 0;
 208
 209         return phm_notify_smc_display_config_after_ps_adjustment(eventmgr->hwmgr);
 210 }
 211
 212 int pem_task_block_adjust_power_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 213 {
 214         eventmgr->block_adjust_power_state = true;
 215         /* to do PHM_ResetIPSCounter(pEventMgr->pHwMgr);*/
 216         return 0;
 217 }
 218
 219 int pem_task_unblock_adjust_power_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 220 {
 221         eventmgr->block_adjust_power_state = false;
 222         return 0;
 223 }
 224
 225 int pem_task_notify_power_state_change(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 226 {
 227         /* TODO */
 228         return 0;
 229 }
 230
 231 int pem_task_block_hw_access(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 232 {
 233         /* TODO */
 234         return 0;
 235 }
 236
 237 int pem_task_un_block_hw_access(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 238 {
 239         /* TODO */
 240         return 0;
 241 }
 242
 243 int pem_task_reset_display_phys_access(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 244 {
 245         /* TODO */
 246         return 0;
 247 }
 248
 249 int pem_task_set_cpu_power_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 250 {
 251         return phm_set_cpu_power_state(eventmgr->hwmgr);
 252 }
 253
 254 /*powersaving*/
 255
 256 int pem_task_set_power_source(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 257 {
 258         /* TODO */
 259         return 0;
 260 }
 261
 262 int pem_task_notify_hw_of_power_source(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 263 {
 264         /* TODO */
 265         return 0;
 266 }
 267
 268 int pem_task_get_power_saving_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 269 {
 270         /* TODO */
 271         return 0;
 272 }
 273
 274 int pem_task_reset_power_saving_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 275 {
 276         /* TODO */
 277         return 0;
 278 }
 279
 280 int pem_task_set_power_saving_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 281 {
 282         /* TODO */
 283         return 0;
 284 }
 285
 286 int pem_task_set_screen_state_on(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 287 {
 288         /* TODO */
 289         return 0;
 290 }
 291
 292 int pem_task_set_screen_state_off(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 293 {
 294         /* TODO */
 295         return 0;
 296 }
 297
 298 int pem_task_enable_voltage_island_power_gating(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 299 {
 300         /* TODO */
 301         return 0;
 302 }
 303
 304 int pem_task_disable_voltage_island_power_gating(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 305 {
 306         /* TODO */
 307         return 0;
 308 }
 309
 310 int pem_task_enable_cgpg(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 311 {
 312         /* TODO */
 313         return 0;
 314 }
 315
 316 int pem_task_disable_cgpg(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 317 {
 318         /* TODO */
 319         return 0;
 320 }
 321
 322 int pem_task_enable_clock_power_gating(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 323 {
 324         /* TODO */
 325         return 0;
 326 }
 327
 328
 329 int pem_task_enable_gfx_clock_gating(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 330 {
 331         /* TODO */
 332         return 0;
 333 }
 334
 335 int pem_task_disable_gfx_clock_gating(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 336 {
 337         /* TODO */
 338         return 0;
 339 }
 340
 341
 342 /* performance */
 343 int pem_task_set_performance_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 344 {
 345         if (pem_is_event_data_valid(event_data->valid_fields, PEM_EventDataValid_RequestedStateID))
 346                 return psm_set_states(eventmgr, &(event_data->requested_state_id));
 347
 348         return 0;
 349 }
 350
 351 int pem_task_conditionally_force_3d_performance_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 352 {
 353         /* TODO */
 354         return 0;
 355 }
 356
 357 int pem_task_enable_stutter_mode(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 358 {
 359         /* TODO */
 360         return 0;
 361 }
 362
 363 int pem_task_get_2D_performance_state_id(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 364 {
 365         int result;
 366
 367         if (eventmgr->features[PP_Feature_PowerPlay].supported &&
 368                 !(eventmgr->features[PP_Feature_PowerPlay].enabled))
 369                         result = psm_get_state_by_classification(eventmgr,
 370                                         PP_StateClassificationFlag_Boot,
 371                                         &(event_data->requested_state_id));
 372         else if (eventmgr->features[PP_Feature_User2DPerformance].enabled)
 373                         result = psm_get_state_by_classification(eventmgr,
 374                                    PP_StateClassificationFlag_User2DPerformance,
 375                                         &(event_data->requested_state_id));
 376         else
 377                 result = psm_get_ui_state(eventmgr, PP_StateUILabel_Performance,
 378                                         &(event_data->requested_state_id));
 379
 380         if (0 == result)
 381                 pem_set_event_data_valid(event_data->valid_fields, PEM_EventDataValid_RequestedStateID);
 382         else
 383                 pem_unset_event_data_valid(event_data->valid_fields, PEM_EventDataValid_RequestedStateID);
 384
 385         return result;
 386 }
 387
 388 int pem_task_create_user_performance_state(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 389 {
 390         struct pp_power_state *state;
 391         int table_entries;
 392         struct pp_hwmgr *hwmgr = eventmgr->hwmgr;
 393         int i;
 394
 395         table_entries = hwmgr->num_ps;
 396         state = hwmgr->ps;
 397
 398 restart_search:
 399         for (i = 0; i < table_entries; i++) {
 400                 if (state->classification.ui_label & event_data->requested_ui_label) {
 401                         event_data->pnew_power_state = state;
 402                         return 0;
 403                 }
 404                 state = (struct pp_power_state *)((unsigned long)state + hwmgr->ps_size);
 405         }
 406
 407         switch (event_data->requested_ui_label) {
 408         case PP_StateUILabel_Battery:
 409         case PP_StateUILabel_Balanced:
 410                 event_data->requested_ui_label = PP_StateUILabel_Performance;
 411                 goto restart_search;
 412         default:
 413                 break;
 414         }
 415         return -1;
 416 }
 417
 418 int pem_task_initialize_thermal_controller(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 419 {
 420         struct PP_TemperatureRange range;
 421
 422         range.max = TEMP_RANGE_MAX;
 423         range.min = TEMP_RANGE_MIN;
 424
 425         if (eventmgr == NULL || eventmgr->platform_descriptor == NULL)
 426                 return -EINVAL;
 427
 428         if (phm_cap_enabled(eventmgr->platform_descriptor->platformCaps, PHM_PlatformCaps_ThermalController))
 429                 return phm_start_thermal_controller(eventmgr->hwmgr, &range);
 430
 431         return 0;
 432 }
 433
 434 int pem_task_uninitialize_thermal_controller(struct pp_eventmgr *eventmgr, struct pem_event_data *event_data)
 435 {
 436         return phm_stop_thermal_controller(eventmgr->hwmgr);
 437 }