diff options
| author | Prike Liang <Prike.Liang@amd.com> | 2020-09-09 11:08:00 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-11-13 17:29:45 -0500 |
| commit | d90a53d65ad207d8eb73445fc4ceef461a98f861 (patch) | |
| tree | d815d2b1082d1aa9afb2d352bda63a226679779e /drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c | |
| parent | 4cd078dc654d7ead65746fba04b06e5ab7e97bff (diff) | |
drm/amdgpu: add amdgpu_gfx_state_change_set() set gfx power change entry (v2)
The new amdgpu_gfx_state_change_set() funtion can support set GFX power
change status to D0/D3.
v2: squash in warning fix (Alex)
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c index eab9768029c1..e0d288208220 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c +++ b/drivers/gpu/drm/amd/pm/powerplay/amd_powerplay.c @@ -1629,6 +1629,24 @@ static ssize_t pp_get_gpu_metrics(void *handle, void **table) return size; } +static int pp_gfx_state_change_set(void *handle, uint32_t state) +{ + struct pp_hwmgr *hwmgr = handle; + + if (!hwmgr || !hwmgr->pm_en) + return -EINVAL; + + if (hwmgr->hwmgr_func->gfx_state_change == NULL) { + pr_info_ratelimited("%s was not implemented.\n", __func__); + return -EINVAL; + } + + mutex_lock(&hwmgr->smu_lock); + hwmgr->hwmgr_func->gfx_state_change(hwmgr, state); + mutex_unlock(&hwmgr->smu_lock); + return 0; +} + 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, @@ -1691,4 +1709,5 @@ static const struct amd_pm_funcs pp_dpm_funcs = { .set_df_cstate = pp_set_df_cstate, .set_xgmi_pstate = pp_set_xgmi_pstate, .get_gpu_metrics = pp_get_gpu_metrics, + .gfx_state_change_set = pp_gfx_state_change_set, }; |