[PATCH] drm/amdgpu: Skip mark offset for high priority rings

[Alex Deucher]

Acked-by: Alex Deucher <alexander.deucher at amd.com>

On Thu, Jun 15, 2023 at 7:19 AM <jiadong.zhu at amd.com> wrote:
>
> From: Jiadong Zhu <Jiadong.Zhu at amd.com>
>
> Only low priority rings are using chunks to save the offset.
> Bypass the mark offset callings from high priority rings.
>
> Signed-off-by: Jiadong Zhu <Jiadong.Zhu at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c
> index 73516abef662..b779ee4bbaa7 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c
> @@ -423,6 +423,9 @@ void amdgpu_sw_ring_ib_mark_offset(struct amdgpu_ring *ring, enum amdgpu_ring_mu
>         struct amdgpu_ring_mux *mux = &adev->gfx.muxer;
>         unsigned offset;
>
> +       if (ring->hw_prio > AMDGPU_RING_PRIO_DEFAULT)
> +               return;
> +
>         offset = ring->wptr & ring->buf_mask;
>
>         amdgpu_ring_mux_ib_mark_offset(mux, ring, offset, type);
> --
> 2.25.1
>