diff options
author | Rex Zhu <Rex.Zhu@amd.com> | 2015-12-07 18:44:23 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2016-02-10 16:12:23 -0500 |
commit | e273b041174c70aa2c7fd4c279596a07c21b8f16 (patch) | |
tree | d13b4a44e252b439640e01fd2c67f9e8446b28b5 /drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | |
parent | 47329134ae7b16cba16a5501fb7685320da08878 (diff) | |
download | op-kernel-dev-e273b041174c70aa2c7fd4c279596a07c21b8f16.zip op-kernel-dev-e273b041174c70aa2c7fd4c279596a07c21b8f16.tar.gz |
drm/amd/powerplay: export interface to DAL.
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c')
-rw-r--r-- | drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c | 91 |
1 files changed, 89 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hardwaremanager.c index a53d4f2..be31bed 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); +} |