[PATCH 1/3] drm/amdgpu/gfx11: select HDP ref/mask according to gfx ring pipe

[Alex Deucher]

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Alex

On Mon, May 13, 2024 at 4:32 PM Alex Deucher <alexander.deucher at amd.com> wrote:
>
> Use correct ref/mask for differnent gfx ring pipe. Ported from
> ZhenGuo's patch for gfx10.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
> index c87943f6c4436..c8c055ef2f3c2 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v11_0.c
> @@ -5294,7 +5294,7 @@ static void gfx_v11_0_ring_emit_hdp_flush(struct amdgpu_ring *ring)
>                 }
>                 reg_mem_engine = 0;
>         } else {
> -               ref_and_mask = nbio_hf_reg->ref_and_mask_cp0;
> +               ref_and_mask = nbio_hf_reg->ref_and_mask_cp0 << ring->pipe;
>                 reg_mem_engine = 1; /* pfp */
>         }
>
> --
> 2.45.0
>