From e273b041174c70aa2c7fd4c279596a07c21b8f16 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Mon, 7 Dec 2015 18:44:23 +0800 Subject: [PATCH] drm/amd/powerplay: export interface to DAL. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 81 +++++++++++++++++ .../drm/amd/powerplay/hwmgr/hardwaremanager.c | 91 ++++++++++++++++++- .../gpu/drm/amd/powerplay/inc/amd_powerplay.h | 50 ++++++++++ .../drm/amd/powerplay/inc/hardwaremanager.h | 42 +++++---- drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 8 +- 5 files changed, 251 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index 9a18c5045926..fd56af6e92d4 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -29,6 +29,7 @@ #include "pp_instance.h" #include "power_state.h" #include "eventmanager.h" +#include "pp_debug.h" #define PP_CHECK(handle) \ do { \ @@ -777,3 +778,83 @@ int amd_powerplay_get_display_power_level(void *handle, return phm_get_dal_power_level(hwmgr, output); } + +int amd_powerplay_get_current_clocks(void *handle, + void *output) +{ + struct pp_hwmgr *hwmgr; + struct amd_pp_simple_clock_info simple_clocks; + struct pp_clock_info hw_clocks; + struct amd_pp_clock_info *clocks = (struct amd_pp_clock_info *)output; + + if (handle == NULL || output == NULL) + return -EINVAL; + + hwmgr = ((struct pp_instance *)handle)->hwmgr; + + phm_get_dal_power_level(hwmgr, &simple_clocks); + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_PowerContainment)) { + if (0 != phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks, PHM_PerformanceLevelDesignation_PowerContainment)) + PP_ASSERT_WITH_CODE(0, "Error in PHM_GetPowerContainmentClockInfo", return -1); + } else { + if (0 != phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks, PHM_PerformanceLevelDesignation_Activity)) + PP_ASSERT_WITH_CODE(0, "Error in PHM_GetClockInfo", return -1); + } + + clocks->min_engine_clock = hw_clocks.min_eng_clk; + clocks->max_engine_clock = hw_clocks.max_eng_clk; + clocks->min_memory_clock = hw_clocks.min_mem_clk; + clocks->max_memory_clock = hw_clocks.max_mem_clk; + clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth; + clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth; + + clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; + clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; + + clocks->max_clocks_state = simple_clocks.level; + + if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) { + clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; + clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; + } + + return 0; + +} + +int amd_powerplay_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks) +{ + int result = -1; + + struct pp_hwmgr *hwmgr; + + if (handle == NULL || clocks == NULL) + return -EINVAL; + + hwmgr = ((struct pp_instance *)handle)->hwmgr; + + result = phm_get_clock_by_type(hwmgr, type, clocks); + + return result; +} + +int amd_powerplay_get_display_mode_validation_clocks(void *handle, const void *input, + void *output) +{ + int result = -1; + + struct amd_pp_simple_clock_info *clocks = output; + struct pp_hwmgr *hwmgr; + + if (handle == NULL || clocks == NULL) + return -EINVAL; + + hwmgr = ((struct pp_instance *)handle)->hwmgr; + + if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState)) + result = phm_get_max_high_clocks(hwmgr, clocks); + + return result; +} + diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c index a53d4f280058..be31bed2538a 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c @@ -26,7 +26,7 @@ #include "power_state.h" #include "pp_acpi.h" #include "amd_acpi.h" -#include "amd_powerplay.h" +#include "pp_debug.h" #define PHM_FUNC_CHECK(hw) \ do { \ @@ -319,7 +319,6 @@ int phm_get_dal_power_level(struct pp_hwmgr *hwmgr, if (info == NULL || hwmgr->hwmgr_func->get_dal_power_level == NULL) return -EINVAL; - return hwmgr->hwmgr_func->get_dal_power_level(hwmgr, info); } @@ -332,3 +331,91 @@ int phm_set_cpu_power_state(struct pp_hwmgr *hwmgr) return 0; } + + +int phm_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, + PHM_PerformanceLevelDesignation designation, uint32_t index, + PHM_PerformanceLevel *level) +{ + PHM_FUNC_CHECK(hwmgr); + if (hwmgr->hwmgr_func->get_performance_level == NULL) + return -EINVAL; + + return hwmgr->hwmgr_func->get_performance_level(hwmgr, state, designation, index, level); + + +} + + +/** +* Gets Clock Info. +* +* @param pHwMgr the address of the powerplay hardware manager. +* @param pPowerState the address of the Power State structure. +* @param pClockInfo the address of PP_ClockInfo structure where the result will be returned. +* @exception PP_Result_Failed if any of the paramters is NULL, otherwise the return value from the back-end. +*/ +int phm_get_clock_info(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, struct pp_clock_info *pclock_info, + PHM_PerformanceLevelDesignation designation) +{ + int result; + PHM_PerformanceLevel performance_level; + + PHM_FUNC_CHECK(hwmgr); + + PP_ASSERT_WITH_CODE((NULL != state), "Invalid Input!", return -EINVAL); + PP_ASSERT_WITH_CODE((NULL != pclock_info), "Invalid Input!", return -EINVAL); + + result = phm_get_performance_level(hwmgr, state, PHM_PerformanceLevelDesignation_Activity, 0, &performance_level); + + PP_ASSERT_WITH_CODE((0 == result), "Failed to retrieve minimum clocks.", return result); + + + pclock_info->min_mem_clk = performance_level.memory_clock; + pclock_info->min_eng_clk = performance_level.coreClock; + pclock_info->min_bus_bandwidth = performance_level.nonLocalMemoryFreq * performance_level.nonLocalMemoryWidth; + + + result = phm_get_performance_level(hwmgr, state, designation, + (hwmgr->platform_descriptor.hardwareActivityPerformanceLevels - 1), &performance_level); + + PP_ASSERT_WITH_CODE((0 == result), "Failed to retrieve maximum clocks.", return result); + + pclock_info->max_mem_clk = performance_level.memory_clock; + pclock_info->max_eng_clk = performance_level.coreClock; + pclock_info->max_bus_bandwidth = performance_level.nonLocalMemoryFreq * performance_level.nonLocalMemoryWidth; + + return 0; +} + +int phm_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, struct pp_clock_info *clock_info) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->get_current_shallow_sleep_clocks == NULL) + return -EINVAL; + + return hwmgr->hwmgr_func->get_current_shallow_sleep_clocks(hwmgr, state, clock_info); + +} + +int phm_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->get_clock_by_type == NULL) + return -EINVAL; + + return hwmgr->hwmgr_func->get_clock_by_type(hwmgr, type, clocks); + +} + +int phm_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks) +{ + PHM_FUNC_CHECK(hwmgr); + + if (hwmgr->hwmgr_func->get_max_high_clocks == NULL) + return -EINVAL; + + return hwmgr->hwmgr_func->get_max_high_clocks(hwmgr, clocks); +} diff --git a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h index 6825af6b03c9..d0aeb14f6256 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amd_powerplay.h @@ -29,6 +29,7 @@ #include "amd_shared.h" #include "cgs_common.h" + enum amd_pp_event { AMD_PP_EVENT_INITIALIZE = 0, AMD_PP_EVENT_UNINITIALIZE, @@ -219,6 +220,49 @@ struct amd_pp_simple_clock_info { uint32_t level; }; +enum PP_DAL_POWERLEVEL { + PP_DAL_POWERLEVEL_INVALID = 0, + PP_DAL_POWERLEVEL_ULTRALOW, + PP_DAL_POWERLEVEL_LOW, + PP_DAL_POWERLEVEL_NOMINAL, + PP_DAL_POWERLEVEL_PERFORMANCE, + + PP_DAL_POWERLEVEL_0 = PP_DAL_POWERLEVEL_ULTRALOW, + PP_DAL_POWERLEVEL_1 = PP_DAL_POWERLEVEL_LOW, + PP_DAL_POWERLEVEL_2 = PP_DAL_POWERLEVEL_NOMINAL, + PP_DAL_POWERLEVEL_3 = PP_DAL_POWERLEVEL_PERFORMANCE, + PP_DAL_POWERLEVEL_4 = PP_DAL_POWERLEVEL_3+1, + PP_DAL_POWERLEVEL_5 = PP_DAL_POWERLEVEL_4+1, + PP_DAL_POWERLEVEL_6 = PP_DAL_POWERLEVEL_5+1, + PP_DAL_POWERLEVEL_7 = PP_DAL_POWERLEVEL_6+1, +}; + +struct amd_pp_clock_info { + uint32_t min_engine_clock; + uint32_t max_engine_clock; + uint32_t min_memory_clock; + uint32_t max_memory_clock; + uint32_t min_bus_bandwidth; + uint32_t max_bus_bandwidth; + uint32_t max_engine_clock_in_sr; + uint32_t min_engine_clock_in_sr; + enum PP_DAL_POWERLEVEL max_clocks_state; +}; + +enum amd_pp_clock_type { + amd_pp_disp_clock = 1, + amd_pp_sys_clock, + amd_pp_mem_clock +}; + +#define MAX_NUM_CLOCKS 16 + +struct amd_pp_clocks { + uint32_t count; + uint32_t clock[MAX_NUM_CLOCKS]; +}; + + enum { PP_GROUP_UNKNOWN = 0, PP_GROUP_GFX = 1, @@ -312,5 +356,11 @@ int amd_powerplay_display_configuration_change(void *handle, const void *input); int amd_powerplay_get_display_power_level(void *handle, struct amd_pp_simple_clock_info *output); +int amd_powerplay_get_current_clocks(void *handle, void *output); + +int amd_powerplay_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks); + +int amd_powerplay_get_display_mode_validation_clocks(void *handle, const void *input, + void *output); #endif /* _AMD_POWERPLAY_H_ */ diff --git a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h index ce97bf24b5e9..040d3f7cbf49 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hardwaremanager.h @@ -31,6 +31,7 @@ struct pp_power_state; enum amd_dpm_forced_level; struct PP_TemperatureRange; + struct phm_fan_speed_info { uint32_t min_percent; uint32_t max_percent; @@ -290,6 +291,15 @@ struct PP_Clocks { uint32_t engineClockInSR; }; +struct pp_clock_info { + uint32_t min_mem_clk; + uint32_t max_mem_clk; + uint32_t min_eng_clk; + uint32_t max_eng_clk; + uint32_t min_bus_bandwidth; + uint32_t max_bus_bandwidth; +}; + struct phm_platform_descriptor { uint32_t platformCaps[PHM_MAX_NUM_CAPS_ULONG_ENTRIES]; uint32_t vbiosInterruptId; @@ -323,24 +333,6 @@ struct phm_clocks { uint32_t clock[MAX_NUM_CLOCKS]; }; -enum PP_DAL_POWERLEVEL { - PP_DAL_POWERLEVEL_INVALID = 0, - PP_DAL_POWERLEVEL_ULTRALOW, - PP_DAL_POWERLEVEL_LOW, - PP_DAL_POWERLEVEL_NOMINAL, - PP_DAL_POWERLEVEL_PERFORMANCE, - - PP_DAL_POWERLEVEL_0 = PP_DAL_POWERLEVEL_ULTRALOW, - PP_DAL_POWERLEVEL_1 = PP_DAL_POWERLEVEL_LOW, - PP_DAL_POWERLEVEL_2 = PP_DAL_POWERLEVEL_NOMINAL, - PP_DAL_POWERLEVEL_3 = PP_DAL_POWERLEVEL_PERFORMANCE, - PP_DAL_POWERLEVEL_4 = PP_DAL_POWERLEVEL_3+1, - PP_DAL_POWERLEVEL_5 = PP_DAL_POWERLEVEL_4+1, - PP_DAL_POWERLEVEL_6 = PP_DAL_POWERLEVEL_5+1, - PP_DAL_POWERLEVEL_7 = PP_DAL_POWERLEVEL_6+1, -}; - - extern int phm_enable_clock_power_gatings(struct pp_hwmgr *hwmgr); extern int phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool gate); extern int phm_powergate_vce(struct pp_hwmgr *hwmgr, bool gate); @@ -381,5 +373,19 @@ extern int phm_set_cpu_power_state(struct pp_hwmgr *hwmgr); extern int phm_power_down_asic(struct pp_hwmgr *hwmgr); +extern int phm_get_performance_level(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, + PHM_PerformanceLevelDesignation designation, uint32_t index, + PHM_PerformanceLevel *level); + +extern int phm_get_clock_info(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, + struct pp_clock_info *pclock_info, + PHM_PerformanceLevelDesignation designation); + +extern int phm_get_current_shallow_sleep_clocks(struct pp_hwmgr *hwmgr, const struct pp_hw_power_state *state, struct pp_clock_info *clock_info); + +extern int phm_get_clock_by_type(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks); + +extern int phm_get_max_high_clocks(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks); + #endif /* _HARDWARE_MANAGER_H_ */ diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h index e3214f1161cc..928f5a740cba 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h @@ -325,7 +325,13 @@ struct pp_hwmgr_func { bool cc6_disable, bool pstate_disable, bool pstate_switch_disable); int (*get_dal_power_level)(struct pp_hwmgr *hwmgr, - struct amd_pp_simple_clock_info *info); + struct amd_pp_simple_clock_info *info); + int (*get_performance_level)(struct pp_hwmgr *, const struct pp_hw_power_state *, + PHM_PerformanceLevelDesignation, uint32_t, PHM_PerformanceLevel *); + int (*get_current_shallow_sleep_clocks)(struct pp_hwmgr *hwmgr, + const struct pp_hw_power_state *state, struct pp_clock_info *clock_info); + int (*get_clock_by_type)(struct pp_hwmgr *hwmgr, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks); + int (*get_max_high_clocks)(struct pp_hwmgr *hwmgr, struct amd_pp_simple_clock_info *clocks); int (*power_off_asic)(struct pp_hwmgr *hwmgr); int (*get_pp_table)(struct pp_hwmgr *hwmgr, char **table); int (*set_pp_table)(struct pp_hwmgr *hwmgr, const char *buf, size_t size); -- 2.30.2