From: Guillaume Ranquet <granquet@baylibre.com>

Add flexibility by moving the csc_enable bit to SoC specific config

Signed-off-by: Guillaume Ranquet <granquet@baylibre.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_dpi.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index 3a5555a26cd1..9e4250356342 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -133,6 +133,7 @@ struct mtk_dpi_yc_limit {
  * @hvsize_mask: Mask of HSIZE and VSIZE mask (no shift).
  * @channel_swap_shift: Shift value of channel swap.
  * @yuv422_en_bit: Enable bit of yuv422.
+ * @csc_enable_bit: Enable bit of CSC.
  */
 struct mtk_dpi_conf {
 	unsigned int (*cal_factor)(int clock);
@@ -147,6 +148,7 @@ struct mtk_dpi_conf {
 	u32 hvsize_mask;
 	u32 channel_swap_shift;
 	u32 yuv422_en_bit;
+	u32 csc_enable_bit;
 };
 
 static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32 val, u32 mask)
@@ -390,7 +392,8 @@ static void mtk_dpi_config_yuv422_enable(struct mtk_dpi *dpi, bool enable)
 
 static void mtk_dpi_config_csc_enable(struct mtk_dpi *dpi, bool enable)
 {
-	mtk_dpi_mask(dpi, DPI_CON, enable ? CSC_ENABLE : 0, CSC_ENABLE);
+	mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->csc_enable_bit : 0,
+		     dpi->conf->csc_enable_bit);
 }
 
 static void mtk_dpi_config_swap_input(struct mtk_dpi *dpi, bool enable)
@@ -850,6 +853,7 @@ static const struct mtk_dpi_conf mt8173_conf = {
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
 	.yuv422_en_bit = YUV422_EN,
+	.csc_enable_bit = CSC_ENABLE,
 };
 
 static const struct mtk_dpi_conf mt2701_conf = {
@@ -865,6 +869,7 @@ static const struct mtk_dpi_conf mt2701_conf = {
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
 	.yuv422_en_bit = YUV422_EN,
+	.csc_enable_bit = CSC_ENABLE,
 };
 
 static const struct mtk_dpi_conf mt8183_conf = {
@@ -879,6 +884,7 @@ static const struct mtk_dpi_conf mt8183_conf = {
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
 	.yuv422_en_bit = YUV422_EN,
+	.csc_enable_bit = CSC_ENABLE,
 };
 
 static const struct mtk_dpi_conf mt8192_conf = {
@@ -893,6 +899,7 @@ static const struct mtk_dpi_conf mt8192_conf = {
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
 	.yuv422_en_bit = YUV422_EN,
+	.csc_enable_bit = CSC_ENABLE,
 };
 
 static int mtk_dpi_probe(struct platform_device *pdev)
-- 
2.18.0