there will be more sout case in the future, make the sout function format same mtk_ddp_sel_in Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> --- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index d66ce31..ae08fc4 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -386,17 +386,23 @@ static unsigned int mtk_ddp_sel_in(enum mtk_ddp_comp_id cur, return value; } -static void mtk_ddp_sout_sel(struct regmap *config_regs, - enum mtk_ddp_comp_id cur, - enum mtk_ddp_comp_id next) +static unsigned int mtk_ddp_sout_sel(enum mtk_ddp_comp_id cur, + enum mtk_ddp_comp_id next, + unsigned int *addr) { + unsigned int value; + if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) { - regmap_write(config_regs, DISP_REG_CONFIG_OUT_SEL, - BLS_TO_DSI_RDMA1_TO_DPI1); + *addr = DISP_REG_CONFIG_OUT_SEL; + value = BLS_TO_DSI_RDMA1_TO_DPI1; } 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); + *addr = DISP_REG_CONFIG_OUT_SEL; + value = BLS_TO_DPI_RDMA1_TO_DSI; + } else { + value = 0; } + + return value; } void mtk_ddp_add_comp_to_path(struct regmap *config_regs, @@ -409,7 +415,9 @@ void mtk_ddp_add_comp_to_path(struct regmap *config_regs, if (value) regmap_update_bits(config_regs, addr, value, value); - mtk_ddp_sout_sel(config_regs, cur, next); + value = mtk_ddp_sout_sel(cur, next, &addr); + if (value) + regmap_update_bits(config_regs, addr, value, value); value = mtk_ddp_sel_in(cur, next, &addr); if (value) -- 1.8.1.1.dirty _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel