[PATCH v1 0/8] drm/amdgpu: read back register after written

[Alex Deucher]

On Wed, May 14, 2025 at 1:33 PM David (Ming Qiang) Wu <David.Wu3 at amd.com> wrote:
>
> Similar to the changes made for VCN v4.0.5, the addition of register
> read-back support in other VCN versions is intended to prevent potential
> race conditions, even though such issues have not been observed yet.
> This change ensures consistency across different VCN variants and helps
> avoid similar issues. The overhead introduced is negligible.
>

May want to update the comments to say something like:

/* read back to post the writes so we don't race with the doorbell */

Either way, the series is:
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>