On Fri, Jun 26, 2026 at 10:54 AM <[email protected]> wrote:
>
> From: Boyuan Zhang <[email protected]>
>
> jpeg_v5_0_1_is_idle() initializes ret to false and then accumulates ring
> idle status using &=. Since false & condition always remains false, the
> function can never report the JPEG block as idle.
>
> Initialize ret to true so the function returns true only when all JPEG
> rings report RB_JOB_DONE.
>
> Signed-off-by: Boyuan Zhang <[email protected]>
> Reviewed-by: David (Ming Qiang) Wu <[email protected]>

Series is:
Reviewed-by: Alex Deucher <[email protected]>
Fixes: tags would be nice.

Thanks,

Alex

> ---
>  drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_1.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_1.c 
> b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_1.c
> index a562369d2d81..01cafa6a4fed 100644
> --- a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_1.c
> +++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_0_1.c
> @@ -674,7 +674,7 @@ static void jpeg_v5_0_1_dec_ring_set_wptr(struct 
> amdgpu_ring *ring)
>  static bool jpeg_v5_0_1_is_idle(struct amdgpu_ip_block *ip_block)
>  {
>         struct amdgpu_device *adev = ip_block->adev;
> -       bool ret = false;
> +       bool ret = true;
>         int i, j;
>
>         for (i = 0; i < adev->jpeg.num_jpeg_inst; ++i) {
> --
> 2.43.0
>

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