Re: [PATCH v5, 25/32] drm/mediatek: add connection from OVL0 to OVL_2L0

[CK Hu]

Hi, Yongqiang:

On Thu, 2019-08-29 at 22:50 +0800, yongqiang....@mediatek.com wrote:
> From: Yongqiang Niu <yongqiang....@mediatek.com>
> 
> This patch add connection from OVL0 to OVL_2L0

Reviewed-by: CK Hu <ck...@mediatek.com>

> 
> Signed-off-by: Yongqiang Niu <yongqiang....@mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c 
> b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> index effc24a..42a130a 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> @@ -137,6 +137,8 @@
>  #define DPI_SEL_IN_BLS                       0x0
>  #define DSI_SEL_IN_RDMA                      0x1
>  
> +#define OVL0_MOUT_EN_OVL0_2L         BIT(4)
> +
>  struct mtk_disp_mutex {
>       int id;
>       bool claimed;
> @@ -299,6 +301,9 @@ static unsigned int mtk_ddp_mout_en(const struct 
> mtk_mmsys_reg_data *data,
>       } else if (cur == DDP_COMPONENT_OD1 && next == DDP_COMPONENT_RDMA1) {
>               *addr = DISP_REG_CONFIG_DISP_OD_MOUT_EN;
>               value = OD1_MOUT_EN_RDMA1;
> +     } else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_OVL_2L0) {
> +             *addr = data->ovl0_mout_en;
> +             value = OVL0_MOUT_EN_OVL0_2L;
>       } else {
>               value = 0;
>       }