On Thu, 2020-01-02 at 13:03 +0800, CK Hu wrote:
> 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....@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
if bls connect with dpi0, rdma1 should connect with dsi0, the condition
is same with before.
>
> > + } 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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