diff options
| author | Prike Liang <Prike.Liang@amd.com> | 2020-10-20 15:58:30 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-11-13 17:29:45 -0500 |
| commit | 8279bb4ec78568a34c4102e723df170b49fb7c33 (patch) | |
| tree | 7399ac676b1c9b552dd77d4d1401bddd5c9a161f /drivers/gpu/drm/amd/pm/swsmu | |
| parent | 628c36d7b238e2d72158e8aba229ec79c69c157e (diff) | |
| download | lwn-8279bb4ec78568a34c4102e723df170b49fb7c33.tar.gz lwn-8279bb4ec78568a34c4102e723df170b49fb7c33.zip | |
drm/amd/pm: add gfx_state_change_set() for rn gfx power switch (v2)
The gfx_state_change_set() funtion can support set GFX power
change status to D0/D3.
v2: make sure to register callback (Alex)
Signed-off-by: Prike Liang <Prike.Liang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 12 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c | 7 |
2 files changed, 19 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c index 39990790ed67..7b698c5ddad0 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c @@ -2529,3 +2529,15 @@ int smu_enable_mgpu_fan_boost(struct smu_context *smu) return ret; } + +int smu_gfx_state_change_set(struct smu_context *smu, uint32_t state) +{ + int ret = 0; + + mutex_lock(&smu->mutex); + if (smu->ppt_funcs->gfx_state_change_set) + ret = smu->ppt_funcs->gfx_state_change_set(smu, state); + mutex_unlock(&smu->mutex); + + return ret; +} diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c index 66c1026489be..46c44f0abdfb 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu12/renoir_ppt.c @@ -1136,6 +1136,12 @@ static ssize_t renoir_get_gpu_metrics(struct smu_context *smu, return sizeof(struct gpu_metrics_v2_0); } +static int renoir_gfx_state_change_set(struct smu_context *smu, uint32_t state) +{ + + return smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GpuChangeState, state, NULL); +} + static const struct pptable_funcs renoir_ppt_funcs = { .set_power_state = NULL, .print_clk_levels = renoir_print_clk_levels, @@ -1171,6 +1177,7 @@ static const struct pptable_funcs renoir_ppt_funcs = { .get_pp_feature_mask = smu_cmn_get_pp_feature_mask, .set_pp_feature_mask = smu_cmn_set_pp_feature_mask, .get_gpu_metrics = renoir_get_gpu_metrics, + .gfx_state_change_set = renoir_gfx_state_change_set, }; void renoir_set_ppt_funcs(struct smu_context *smu) |