diff options
| author | Evan Quan <evan.quan@amd.com> | 2020-08-24 10:18:00 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2020-09-18 00:47:25 +0300 |
| commit | 7ee98e1b3415963b7fc211743bee35554e2ec42b (patch) | |
| tree | be16fcab2c29ae643ee5abc5947b47e5bf3bdc35 /drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | |
| parent | b66effb18a55eaf81fcb9147b7454151b0655f23 (diff) | |
| download | linux-7ee98e1b3415963b7fc211743bee35554e2ec42b.tar.xz | |
drm/amd/pm: drop unnecessary smu_baco->mutex lock protections(V2)
As these operations are performed in hardware setup and there
is actually no race conditions during this period considering:
1. the hardware setup is serial and cannot be in parallel
2. all other operations can be performed only after hardware
setup complete.
V2: rich the commit log description
Signed-off-by: Evan Quan <evan.quan@amd.com>
Acked-by: Nirmoy Das <nirmoy.das@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c')
| -rw-r--r-- | drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c index 2ce6ad9c6609..d298fa65274d 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c @@ -386,11 +386,9 @@ static int arcturus_check_powerplay_table(struct smu_context *smu) table_context->power_play_table; struct smu_baco_context *smu_baco = &smu->smu_baco; - mutex_lock(&smu_baco->mutex); if (powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_BACO || powerplay_table->platform_caps & SMU_11_0_PP_PLATFORM_CAP_MACO) smu_baco->platform_support = true; - mutex_unlock(&smu_baco->mutex); table_context->thermal_controller_type = powerplay_table->thermal_controller_type; |