[PATCH 3/3] drm/amdgpu/gfx12: set MQD as appriopriate for queue priv

[Alex Deucher]

ping on this series.


On Fri, Jul 11, 2025 at 6:28 PM Alex Deucher <alexander.deucher at amd.com> wrote:
>
> Set the MQD as appropriate for the queue priv state.
>
> Acked-by: Christian König <christian.koenig at amd.com>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
> ---
>  drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
> index e4fc42470cf3e..c4dc6bfb0f6f1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c
> @@ -3016,6 +3016,8 @@ static int gfx_v12_0_gfx_mqd_init(struct amdgpu_device *adev, void *m,
>  #endif
>         if (prop->tmz_queue)
>                 tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, TMZ_MATCH, 1);
> +       if (!prop->priv_queue)
> +               tmp = REG_SET_FIELD(tmp, CP_GFX_HQD_CNTL, RB_NON_PRIV, 1);
>         mqd->cp_gfx_hqd_cntl = tmp;
>
>         /* set up cp_doorbell_control */
> @@ -3165,8 +3167,10 @@ static int gfx_v12_0_compute_mqd_init(struct amdgpu_device *adev, void *m,
>                             (order_base_2(AMDGPU_GPU_PAGE_SIZE / 4) - 1));
>         tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, UNORD_DISPATCH, 1);
>         tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TUNNEL_DISPATCH, 0);
> -       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
> -       tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
> +       if (prop->priv_queue) {
> +               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, PRIV_STATE, 1);
> +               tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, KMD_QUEUE, 1);
> +       }
>         if (prop->tmz_queue)
>                 tmp = REG_SET_FIELD(tmp, CP_HQD_PQ_CONTROL, TMZ, 1);
>         mqd->cp_hqd_pq_control = tmp;
> --
> 2.50.0
>