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@xxxxxxxxxxxx> > --- > 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); > } > } >