[v4] drm/msm/disp/dpu1: add support for dspp sub block flush in sc7280

[Stephen Boyd]

Quoting Kalyan Thota (2022-09-08 00:26:28)
> diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> index a35ecb6..bbda09a 100644
> --- a/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> +++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_hw_ctl.c
> @@ -307,6 +309,31 @@ static void dpu_hw_ctl_update_pending_flush_dspp(struct dpu_hw_ctl *ctx,
>         }
>  }
>
> +static void dpu_hw_ctl_update_pending_flush_dspp_subblocks(
> +       struct dpu_hw_ctl *ctx, enum dpu_dspp dspp, u32 dspp_sub_blk)
> +{
> +       uint32_t flushbits = 0, active;

Please use u32 in the kernel. It's shorter.