drm/amdgpu/vcn2: read back register after written
authorDavid (Ming Qiang) Wu <David.Wu3@amd.com>
Wed, 14 May 2025 22:52:13 +0000 (18:52 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Thu, 29 May 2025 14:56:03 +0000 (10:56 -0400)
commit8c5ed7f5abe2cae3b0bf33d4f51f6fb03aadf3ff
tree8a7d682c2d15290208c761670bb59f7040cb437f
parent988b1d2164a1cbe56616a1ded0c877a3ae753558
drm/amdgpu/vcn2: read back register after written

The addition of register read-back in VCN v2.0 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_v2_0.c