Re: [PATCH v2 5/5] drm/msm/dpu: enable writeback on SM8550

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On Wed, 11 Oct 2023 at 14:59, Neil Armstrong <neil.armstrong@xxxxxxxxxx> wrote:
>
> Enable WB2 hardware block, enabling writeback support on this platform.
>
> Signed-off-by: Neil Armstrong <neil.armstrong@xxxxxxxxxx>

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>

> ---
>  drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
>
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h
> index 4590a01c1252..d83a68a2cc0a 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h
> +++ b/drivers/gpu/drm/msm/disp/dpu1/catalog/dpu_9_0_sm8550.h
> @@ -321,6 +321,20 @@ static const struct dpu_dsc_cfg sm8550_dsc[] = {
>         },
>  };
>
> +static const struct dpu_wb_cfg sm8550_wb[] = {
> +       {
> +               .name = "wb_2", .id = WB_2,
> +               .base = 0x65000, .len = 0x2c8,
> +               .features = WB_SM8250_MASK,
> +               .format_list = wb2_formats,
> +               .num_formats = ARRAY_SIZE(wb2_formats),
> +               .xin_id = 6,
> +               .vbif_idx = VBIF_RT,
> +               .maxlinewidth = 4096,
> +               .intr_wb_done = DPU_IRQ_IDX(MDP_SSPP_TOP0_INTR, 4),
> +       },
> +};
> +
>  static const struct dpu_intf_cfg sm8550_intf[] = {
>         {
>                 .name = "intf_0", .id = INTF_0,
> @@ -418,6 +432,8 @@ const struct dpu_mdss_cfg dpu_sm8550_cfg = {
>         .dsc = sm8550_dsc,
>         .merge_3d_count = ARRAY_SIZE(sm8550_merge_3d),
>         .merge_3d = sm8550_merge_3d,
> +       .wb_count = ARRAY_SIZE(sm8550_wb),
> +       .wb = sm8550_wb,
>         .intf_count = ARRAY_SIZE(sm8550_intf),
>         .intf = sm8550_intf,
>         .vbif_count = ARRAY_SIZE(sm8550_vbif),
>
> --
> 2.34.1
>


-- 
With best wishes
Dmitry



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