diff options
| author | Rob Clark <robdclark@chromium.org> | 2021-12-06 09:13:49 -0800 |
|---|---|---|
| committer | Rob Clark <robdclark@chromium.org> | 2021-12-06 09:14:28 -0800 |
| commit | 83b965d118cbab1dbdfffdff8cabc8c1cfd183c6 (patch) | |
| tree | f46a8f6d854b05a47311125f6fd6b6081e79557a /drivers/gpu/drm/amd/pm/amdgpu_dpm.c | |
| parent | fee32807633395e666f0951d6b7b6546e9b76c3d (diff) | |
| parent | c305ae99dfd4d0fe70c7fdf13ef5f7650a804ea7 (diff) | |
Merge remote-tracking branch 'drm/drm-next' into msm-next-staging
Backmerge drm-next to pull in:
8f59ee9a570c ("drm/msm/dsi: Adjust probe order")
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/amdgpu_dpm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c index 03581d5b1836..08362d506534 100644 --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c @@ -927,6 +927,13 @@ int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block { int ret = 0; const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; + enum ip_power_state pwr_state = gate ? POWER_STATE_OFF : POWER_STATE_ON; + + if (atomic_read(&adev->pm.pwr_state[block_type]) == pwr_state) { + dev_dbg(adev->dev, "IP block%d already in the target %s state!", + block_type, gate ? "gate" : "ungate"); + return 0; + } switch (block_type) { case AMD_IP_BLOCK_TYPE_UVD: @@ -979,6 +986,9 @@ int amdgpu_dpm_set_powergating_by_smu(struct amdgpu_device *adev, uint32_t block break; } + if (!ret) + atomic_set(&adev->pm.pwr_state[block_type], pwr_state); + return ret; } |