diff options
Diffstat (limited to 'drivers/gpu/drm/amd/pm/inc/power_state.h')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/inc/power_state.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/inc/power_state.h b/drivers/gpu/drm/amd/pm/inc/power_state.h new file mode 100644 index 000000000000..a5f2227a3971 --- /dev/null +++ b/drivers/gpu/drm/amd/pm/inc/power_state.h @@ -0,0 +1,196 @@ +/* + * Copyright 2015 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ +#ifndef PP_POWERSTATE_H +#define PP_POWERSTATE_H + +struct pp_hw_power_state { + unsigned int magic; +}; + +struct pp_power_state; + + +#define PP_INVALID_POWER_STATE_ID (0) + + +/* + * An item of a list containing Power States. + */ + +struct PP_StateLinkedList { + struct pp_power_state *next; + struct pp_power_state *prev; +}; + + +enum PP_StateUILabel { + PP_StateUILabel_None, + PP_StateUILabel_Battery, + PP_StateUILabel_MiddleLow, + PP_StateUILabel_Balanced, + PP_StateUILabel_MiddleHigh, + PP_StateUILabel_Performance, + PP_StateUILabel_BACO +}; + +enum PP_StateClassificationFlag { + PP_StateClassificationFlag_Boot = 0x0001, + PP_StateClassificationFlag_Thermal = 0x0002, + PP_StateClassificationFlag_LimitedPowerSource = 0x0004, + PP_StateClassificationFlag_Rest = 0x0008, + PP_StateClassificationFlag_Forced = 0x0010, + PP_StateClassificationFlag_User3DPerformance = 0x0020, + PP_StateClassificationFlag_User2DPerformance = 0x0040, + PP_StateClassificationFlag_3DPerformance = 0x0080, + PP_StateClassificationFlag_ACOverdriveTemplate = 0x0100, + PP_StateClassificationFlag_Uvd = 0x0200, + PP_StateClassificationFlag_3DPerformanceLow = 0x0400, + PP_StateClassificationFlag_ACPI = 0x0800, + PP_StateClassificationFlag_HD2 = 0x1000, + PP_StateClassificationFlag_UvdHD = 0x2000, + PP_StateClassificationFlag_UvdSD = 0x4000, + PP_StateClassificationFlag_UserDCPerformance = 0x8000, + PP_StateClassificationFlag_DCOverdriveTemplate = 0x10000, + PP_StateClassificationFlag_BACO = 0x20000, + PP_StateClassificationFlag_LimitedPowerSource_2 = 0x40000, + PP_StateClassificationFlag_ULV = 0x80000, + PP_StateClassificationFlag_UvdMVC = 0x100000, +}; + +typedef unsigned int PP_StateClassificationFlags; + +struct PP_StateClassificationBlock { + enum PP_StateUILabel ui_label; + enum PP_StateClassificationFlag flags; + int bios_index; + bool temporary_state; + bool to_be_deleted; +}; + +struct PP_StatePcieBlock { + unsigned int lanes; +}; + +enum PP_RefreshrateSource { + PP_RefreshrateSource_EDID, + PP_RefreshrateSource_Explicit +}; + +struct PP_StateDisplayBlock { + bool disableFrameModulation; + bool limitRefreshrate; + enum PP_RefreshrateSource refreshrateSource; + int explicitRefreshrate; + int edidRefreshrateIndex; + bool enableVariBright; +}; + +struct PP_StateMemroyBlock { + bool dllOff; + uint8_t m3arb; + uint8_t unused[3]; +}; + +struct PP_StateSoftwareAlgorithmBlock { + bool disableLoadBalancing; + bool enableSleepForTimestamps; +}; + +#define PP_TEMPERATURE_UNITS_PER_CENTIGRADES 1000 + +/** + * Type to hold a temperature range. + */ +struct PP_TemperatureRange { + int min; + int max; + int edge_emergency_max; + int hotspot_min; + int hotspot_crit_max; + int hotspot_emergency_max; + int mem_min; + int mem_crit_max; + int mem_emergency_max; +}; + +struct PP_StateValidationBlock { + bool singleDisplayOnly; + bool disallowOnDC; + uint8_t supportedPowerLevels; +}; + +struct PP_UVD_CLOCKS { + uint32_t VCLK; + uint32_t DCLK; +}; + +/** +* Structure to hold a PowerPlay Power State. +*/ +struct pp_power_state { + uint32_t id; + struct PP_StateLinkedList orderedList; + struct PP_StateLinkedList allStatesList; + + struct PP_StateClassificationBlock classification; + struct PP_StateValidationBlock validation; + struct PP_StatePcieBlock pcie; + struct PP_StateDisplayBlock display; + struct PP_StateMemroyBlock memory; + struct PP_TemperatureRange temperatures; + struct PP_StateSoftwareAlgorithmBlock software; + struct PP_UVD_CLOCKS uvd_clocks; + struct pp_hw_power_state hardware; +}; + +enum PP_MMProfilingState { + PP_MMProfilingState_NA = 0, + PP_MMProfilingState_Started, + PP_MMProfilingState_Stopped +}; + +struct pp_clock_engine_request { + unsigned long client_type; + unsigned long ctx_id; + uint64_t context_handle; + unsigned long sclk; + unsigned long sclk_hard_min; + unsigned long mclk; + unsigned long iclk; + unsigned long evclk; + unsigned long ecclk; + unsigned long ecclk_hard_min; + unsigned long vclk; + unsigned long dclk; + unsigned long sclk_over_drive; + unsigned long mclk_over_drive; + unsigned long sclk_threshold; + unsigned long flag; + unsigned long vclk_ceiling; + unsigned long dclk_ceiling; + unsigned long num_cus; + unsigned long pm_flag; + enum PP_MMProfilingState mm_profiling_state; +}; + +#endif |