drm/mediatek: add BLS component

Add BLS component for PWM + GAMMA function

Signed-off-by: YT Shen <yt.shen@mediatek.com>
Acked-by: CK Hu <ck.hu@mediatek.com>

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 3ff788c..f6e853a 100644 (file)
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -255,6 +255,7 @@ static const char * const mtk_ddp_comp_stem[MTK_DDP_COMP_TYPE_MAX] = {
        [MTK_DISP_PWM] = "pwm",
        [MTK_DISP_MUTEX] = "mutex",
        [MTK_DISP_OD] = "od",
+       [MTK_DISP_BLS] = "bls",
 };
 
 struct mtk_ddp_comp_match {
@@ -265,6 +266,7 @@ struct mtk_ddp_comp_match {
 
 static const struct mtk_ddp_comp_match mtk_ddp_matches[DDP_COMPONENT_ID_MAX] = {
        [DDP_COMPONENT_AAL]     = { MTK_DISP_AAL,       0, &ddp_aal },
+       [DDP_COMPONENT_BLS]     = { MTK_DISP_BLS,       0, NULL },
        [DDP_COMPONENT_COLOR0]  = { MTK_DISP_COLOR,     0, &ddp_color },
        [DDP_COMPONENT_COLOR1]  = { MTK_DISP_COLOR,     1, &ddp_color },
        [DDP_COMPONENT_DPI0]    = { MTK_DPI,            0, NULL },
@@ -336,7 +338,8 @@ int mtk_ddp_comp_init(struct device *dev, struct device_node *node,
        comp->id = comp_id;
        comp->funcs = funcs ?: mtk_ddp_matches[comp_id].funcs;
 
-       if (comp_id == DDP_COMPONENT_DPI0 ||
+       if (comp_id == DDP_COMPONENT_BLS ||
+           comp_id == DDP_COMPONENT_DPI0 ||
            comp_id == DDP_COMPONENT_DSI0 ||
            comp_id == DDP_COMPONENT_PWM0) {
                comp->regs = NULL;

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index 22a33ee..0828cf8 100644 (file)
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -36,11 +36,13 @@ enum mtk_ddp_comp_type {
        MTK_DISP_PWM,
        MTK_DISP_MUTEX,
        MTK_DISP_OD,
+       MTK_DISP_BLS,
        MTK_DDP_COMP_TYPE_MAX,
 };
 
 enum mtk_ddp_comp_id {
        DDP_COMPONENT_AAL,
+       DDP_COMPONENT_BLS,
        DDP_COMPONENT_COLOR0,
        DDP_COMPONENT_COLOR1,
        DDP_COMPONENT_DPI0,