diff options
| author | Rex Zhu <Rex.Zhu@amd.com> | 2018-06-05 13:06:11 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-07-05 16:38:48 -0500 |
| commit | b92c628712ed3a1cf5d4a144290e8ffc170bf51e (patch) | |
| tree | 049bc880c00dd06136bcb3eb1e4555c998bf14b0 /drivers/gpu/drm/amd/powerplay | |
| parent | 3eb6e4795de3171d5c59f9368f48bb770087de77 (diff) | |
drm/amd/pp: Unify powergate_uvd/vce/mmhub to set_powergating_by_smu
Some HW ip blocks need call SMU to enter/leave power gate state.
So export common set_powergating_by_smu interface.
1. keep consistent with set_clockgating_by_smu
2. scales easily to powergate other ip(gfx) if necessary
Reviewed-by: Evan Quan <evan.quan@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')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c index b69da116b30c..f68551ffb1e2 100644 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c @@ -244,6 +244,7 @@ static int pp_set_powergating_state(void *handle, /* Enable/disable GFX per cu powergating through SMU */ return hwmgr->hwmgr_func->powergate_gfx(hwmgr, state == AMD_PG_STATE_GATE); + } static int pp_suspend(void *handle) @@ -1183,14 +1184,36 @@ static int pp_dpm_powergate_mmhub(void *handle) return hwmgr->hwmgr_func->powergate_mmhub(hwmgr); } +static int pp_set_powergating_by_smu(void *handle, + uint32_t block_type, bool gate) +{ + int ret = 0; + + switch (block_type) { + case AMD_IP_BLOCK_TYPE_UVD: + case AMD_IP_BLOCK_TYPE_VCN: + pp_dpm_powergate_uvd(handle, gate); + break; + case AMD_IP_BLOCK_TYPE_VCE: + pp_dpm_powergate_vce(handle, gate); + break; + case AMD_IP_BLOCK_TYPE_GMC: + pp_dpm_powergate_mmhub(handle); + break; + case AMD_IP_BLOCK_TYPE_GFX: + break; + default: + break; + } + return ret; +} + static const struct amd_pm_funcs pp_dpm_funcs = { .load_firmware = pp_dpm_load_fw, .wait_for_fw_loading_complete = pp_dpm_fw_loading_complete, .force_performance_level = pp_dpm_force_performance_level, .get_performance_level = pp_dpm_get_performance_level, .get_current_power_state = pp_dpm_get_current_power_state, - .powergate_vce = pp_dpm_powergate_vce, - .powergate_uvd = pp_dpm_powergate_uvd, .dispatch_tasks = pp_dpm_dispatch_tasks, .set_fan_control_mode = pp_dpm_set_fan_control_mode, .get_fan_control_mode = pp_dpm_get_fan_control_mode, @@ -1210,6 +1233,7 @@ static const struct amd_pm_funcs pp_dpm_funcs = { .get_vce_clock_state = pp_dpm_get_vce_clock_state, .switch_power_profile = pp_dpm_switch_power_profile, .set_clockgating_by_smu = pp_set_clockgating_by_smu, + .set_powergating_by_smu = pp_set_powergating_by_smu, .get_power_profile_mode = pp_get_power_profile_mode, .set_power_profile_mode = pp_set_power_profile_mode, .odn_edit_dpm_table = pp_odn_edit_dpm_table, @@ -1227,5 +1251,4 @@ static const struct amd_pm_funcs pp_dpm_funcs = { .set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges, .display_clock_voltage_request = pp_display_clock_voltage_request, .get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks, - .powergate_mmhub = pp_dpm_powergate_mmhub, }; |