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| author | Evan Quan <evan.quan@amd.com> | 2020-08-03 11:15:14 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-08-07 17:29:45 -0400 |
| commit | ad1cac262ed2c344ec93e145c5307480cecfbc2f (patch) | |
| tree | df51ad0589114661a995a324d4208b386b3c58b0 /drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | |
| parent | ca6fd7a66843b6ef64179d0a4ce943affbb6c057 (diff) | |
| download | linux-ad1cac262ed2c344ec93e145c5307480cecfbc2f.tar.bz2 | |
drm/amd/powerplay: update swSMU VCN/JPEG PG logics
Add lock protections and avoid unnecessary actions
if the PG state is already the same as required.
Signed-off-by: Evan Quan <evan.quan@amd.com>
Tested-by: Matt Coffin <mcoffin13@gmail.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/powerplay/inc/amdgpu_smu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index ec2d2aa7f4ec..23c2279bd500 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -295,8 +295,10 @@ struct smu_dpm_context { struct smu_power_gate { bool uvd_gated; bool vce_gated; - bool vcn_gated; - bool jpeg_gated; + atomic_t vcn_gated; + atomic_t jpeg_gated; + struct mutex vcn_gate_lock; + struct mutex jpeg_gate_lock; }; struct smu_power_context { |