drm/amdgpu/vcn3: read back register after written
authorDavid (Ming Qiang) Wu <David.Wu3@amd.com>
Wed, 14 May 2025 22:54:39 +0000 (18:54 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 29 May 2025 14:56:08 +0000 (10:56 -0400)
commitb7a4842a917e3a251b5a6aa1a21a5daf6d396ef3
treeeee8f99e19083ec2253807cb4b7cb6ac4b774f49
parentd9e688b9148bb23629d32017344888dd67ec2ab1
drm/amdgpu/vcn3: read back register after written

The addition of register read-back in VCN v3.0 is intended to prevent
potential race conditions.

Reviewed-by: Ruijing Dong <ruijing.dong@amd.com>
Signed-off-by: David (Ming Qiang) Wu <David.Wu3@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c