diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2019-12-17 17:35:01 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-19 00:09:13 +0300 |
| commit | fa7df7516e32807cfc5360f41de8c2cc34e00046 (patch) | |
| tree | 8b67c15fb3a4fb80590cb1698632539716f5b077 /drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | |
| parent | d012ea925d6110f2bd4a9b398f87ef1a76c649c5 (diff) | |
| download | linux-fa7df7516e32807cfc5360f41de8c2cc34e00046.tar.xz | |
drm/amdgpu/smu: add metrics table lock
This table is used for lots of things, add it's own lock.
Bug: https://gitlab.freedesktop.org/drm/amd/issues/900
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/amdgpu_smu.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index f76a1717ffbd..936c68298786 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -872,6 +872,7 @@ static int smu_sw_init(void *handle) smu->smu_baco.platform_support = false; mutex_init(&smu->sensor_lock); + mutex_init(&smu->metrics_lock); smu->watermarks_bitmap = 0; smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT; |