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SubjectRe: [PATCH v6, 02/14] drm/mediatek: move dsi/dpi select input into mtk_ddp_sel_in
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Hi, Yongqiang:

On Thu, 2020-01-02 at 12:00 +0800, Yongqiang Niu wrote:
> move dsi/dpi select input into mtk_ddp_sel_in
>
> Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
> ---
> drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> index 39700b9..91c9b19 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
> @@ -376,6 +376,12 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur,
> } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) {
> *addr = DISP_REG_CONFIG_DSI_SEL;
> value = DSI_SEL_IN_BLS;
> + } else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
> + *addr = DISP_REG_CONFIG_DSI_SEL;
> + value = DSI_SEL_IN_RDMA;

In original code, this is set when cur == DDP_COMPONENT_BLS and next ==
DDP_COMPONENT_DPI0. Why do you change the condition?

Regards,
CK

> + } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) {
> + *addr = DISP_REG_CONFIG_DPI_SEL;
> + value = DPI_SEL_IN_BLS;
> } else {
> value = 0;
> }
> @@ -393,10 +399,6 @@ static void mtk_ddp_sout_sel(struct regmap *config_regs,
> } else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) {
> regmap_write(config_regs, DISP_REG_CONFIG_OUT_SEL,
> BLS_TO_DPI_RDMA1_TO_DSI);
> - regmap_write(config_regs, DISP_REG_CONFIG_DSI_SEL,
> - DSI_SEL_IN_RDMA);
> - regmap_write(config_regs, DISP_REG_CONFIG_DPI_SEL,
> - DPI_SEL_IN_BLS);
> }
> }
>

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