drm/amdgpu: Correct VCN V5_0_2 doorbell index setting

Each VCN 5.0.2 instance has 11 doorbells. Use an 11-doorbell when
calculating the per-instance VCN ring doorbell index.

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Boyuan Zhang <Boyuan.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Sonny Jiang 2026-05-19 12:07:30 -04:00 • committed by Alex Deucher
commit 66421e3789