Re: [PATCH 2/8] drm/msm/a6xx: Fix GMU shutdown idle check
From: Konrad Dybcio
Date: Mon Oct 26 2026 - 05:54:23 EST
On 10/24/26 12:30 PM, Akhil P Oommen wrote:
> From: Jie Zhang <jie.zhang@xxxxxxxxxxxxxxxx>
>
> GPUBUSYIGNAHB only indicates GPU hardware busy status and does not cover
> the whole GPU subsystem. Use CXGXCPUBUSYIGNAHB instead so GMU shutdown
> waits until CX/GX/CPU busy activity is cleared.
>
> Also, increase the timeout to 100ms to match the downstream driver.
>
> Fixes: 4b565ca5a2cb ("drm/msm: Add A6XX device support")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Jie Zhang <jie.zhang@xxxxxxxxxxxxxxxx>
> Signed-off-by: Akhil P Oommen <akhilpo@xxxxxxxxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Konrad