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| author |   Veerabadhran G <vegopala@amd.com> | 2020-10-08 22:30:02 +0530 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2020-10-14 15:14:37 -0400 |
| commit | 56380c388c6a4efb0e308bb5cd597e665f58224f (patch) | |
| tree | 631452e970096bcb09d2443799ba1202b77223f8 /drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | |
| parent | drm/amdgpu: enable GDDR6 save-restore support for dimgrey_cavefish (diff) | |
| download | linux-dev-56380c388c6a4efb0e308bb5cd597e665f58224f.tar.xz linux-dev-56380c388c6a4efb0e308bb5cd597e665f58224f.zip | |
drm/amdgpu: vcn and jpeg ring synchronization
Synchronize the ring usage for vcn1 and jpeg1 to workaround a hardware bug.
Signed-off-by: Veerabadhran Gopalakrishnan <veerabadhran.gopalakrishnan@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index efdd9954d474..277a8435dd06 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -74,6 +74,7 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev) INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler); mutex_init(&adev->vcn.vcn_pg_lock); + mutex_init(&adev->vcn.vcn1_jpeg1_workaround); atomic_set(&adev->vcn.total_submission_cnt, 0); for (i = 0; i < adev->vcn.num_vcn_inst; i++) atomic_set(&adev->vcn.inst[i].dpg_enc_submission_cnt, 0); @@ -256,6 +257,7 @@ int amdgpu_vcn_sw_fini(struct amdgpu_device *adev) } release_firmware(adev->vcn.fw); + mutex_destroy(&adev->vcn.vcn1_jpeg1_workaround); mutex_destroy(&adev->vcn.vcn_pg_lock); return 0; |