From: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
This patch add ddp component CCORR
Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
Reviewed-by: CK Hu <ck.hu@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c | 32 +++++++++++++++++++++++++++++
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 2 ++
2 files changed, 34 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index ede15c9..b357b24 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -41,6 +41,12 @@
#define DISP_AAL_EN 0x0000
#define DISP_AAL_SIZE 0x0030
+#define DISP_CCORR_EN 0x0000
+#define CCORR_EN BIT(0)
+#define DISP_CCORR_CFG 0x0020
+#define CCORR_RELAY_MODE BIT(0)
+#define DISP_CCORR_SIZE 0x0030
+
#define DISP_GAMMA_EN 0x0000
#define DISP_GAMMA_CFG 0x0020
#define DISP_GAMMA_SIZE 0x0030
@@ -131,6 +137,24 @@ static void mtk_aal_stop(struct mtk_ddp_comp *comp)
writel_relaxed(0x0, comp->regs + DISP_AAL_EN);
}
+static void mtk_ccorr_config(struct mtk_ddp_comp *comp, unsigned int w,
+ unsigned int h, unsigned int vrefresh,
+ unsigned int bpc)
+{
+ writel(h << 16 | w, comp->regs + DISP_CCORR_SIZE);
+ writel(CCORR_RELAY_MODE, comp->regs + DISP_CCORR_CFG);
+}
+
+static void mtk_ccorr_start(struct mtk_ddp_comp *comp)
+{
+ writel(CCORR_EN, comp->regs + DISP_CCORR_EN);
+}
+
+static void mtk_ccorr_stop(struct mtk_ddp_comp *comp)
+{
+ writel_relaxed(0x0, comp->regs + DISP_CCORR_EN);
+}
+
static void mtk_gamma_config(struct mtk_ddp_comp *comp, unsigned int w,
unsigned int h, unsigned int vrefresh,
unsigned int bpc)
@@ -179,6 +203,12 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp,
.stop = mtk_aal_stop,
};
+static const struct mtk_ddp_comp_funcs ddp_ccorr = {
+ .config = mtk_ccorr_config,
+ .start = mtk_ccorr_start,
+ .stop = mtk_ccorr_stop,
+};
+
static const struct mtk_ddp_comp_funcs ddp_gamma = {
.gamma_set = mtk_gamma_set,
.config = mtk_gamma_config,
@@ -200,6 +230,7 @@ static void mtk_gamma_set(struct mtk_ddp_comp *comp,
[MTK_DISP_RDMA] = "rdma",
[MTK_DISP_WDMA] = "wdma",
[MTK_DISP_COLOR] = "color",
+ [MTK_DISP_CCORR] = "ccorr",
[MTK_DISP_AAL] = "aal",
[MTK_DISP_GAMMA] = "gamma",
[MTK_DISP_UFOE] = "ufoe",
@@ -221,6 +252,7 @@ struct mtk_ddp_comp_match {
[DDP_COMPONENT_AAL0] = { MTK_DISP_AAL, 0, &ddp_aal },
[DDP_COMPONENT_AAL1] = { MTK_DISP_AAL, 1, &ddp_aal },
[DDP_COMPONENT_BLS] = { MTK_DISP_BLS, 0, NULL },
+ [DDP_COMPONENT_CCORR] = { MTK_DISP_CCORR, 0, &ddp_ccorr },
[DDP_COMPONENT_COLOR0] = { MTK_DISP_COLOR, 0, NULL },
[DDP_COMPONENT_COLOR1] = { MTK_DISP_COLOR, 1, NULL },
[DDP_COMPONENT_DPI0] = { MTK_DPI, 0, NULL },
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index b8dc17e..bd5fcc9 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -28,6 +28,7 @@ enum mtk_ddp_comp_type {
MTK_DISP_RDMA,
MTK_DISP_WDMA,
MTK_DISP_COLOR,
+ MTK_DISP_CCORR,
MTK_DISP_AAL,
MTK_DISP_GAMMA,
MTK_DISP_UFOE,
@@ -44,6 +45,7 @@ enum mtk_ddp_comp_id {
DDP_COMPONENT_AAL0,
DDP_COMPONENT_AAL1,
DDP_COMPONENT_BLS,
+ DDP_COMPONENT_CCORR,
DDP_COMPONENT_COLOR0,
DDP_COMPONENT_COLOR1,
DDP_COMPONENT_DPI0,
--
1.8.1.1.dirty
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