From 53d6a1bf3369432d8c5645e3548e5ef925d2e023 Mon Sep 17 00:00:00 2001
From: Guillaume Ranquet <granquet@baylibre.com>
Date: Fri, 1 Jul 2022 11:58:40 +0800
Subject: drm/mediatek: dpi: Move the yuv422_en_bit to SoC config
Git-commit: 4e28119bd52beda1643f885a01db2ac404878755
Patch-mainline: v6.0-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225 jsc#PED-2849

Add flexibility by moving the yuv422 en bit to SoC specific config

Signed-off-by: Guillaume Ranquet <granquet@baylibre.com>
Signed-off-by: Bo-Chen Chen <rex-bc.chen@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Rex-BC Chen <rex-bc.chen@mediatek.com>
Link: https://patchwork.kernel.org/project/linux-mediatek/patch/20220701035845.16458-12-rex-bc.chen@mediatek.com/
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
 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 c4e0e90bf532..dd4e77fc8d8a 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -128,6 +128,7 @@ struct mtk_dpi_yc_limit {
  *		    (no shift).
  * @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.
  */
 struct mtk_dpi_conf {
 	unsigned int (*cal_factor)(int clock);
@@ -141,6 +142,7 @@ struct mtk_dpi_conf {
 	u32 dimension_mask;
 	u32 hvsize_mask;
 	u32 channel_swap_shift;
+	u32 yuv422_en_bit;
 };
 
 static void mtk_dpi_mask(struct mtk_dpi *dpi, u32 offset, u32 val, u32 mask)
@@ -378,7 +380,8 @@ static void mtk_dpi_config_channel_swap(struct mtk_dpi *dpi,
 
 static void mtk_dpi_config_yuv422_enable(struct mtk_dpi *dpi, bool enable)
 {
-	mtk_dpi_mask(dpi, DPI_CON, enable ? YUV422_EN : 0, YUV422_EN);
+	mtk_dpi_mask(dpi, DPI_CON, enable ? dpi->conf->yuv422_en_bit : 0,
+		     dpi->conf->yuv422_en_bit);
 }
 
 static void mtk_dpi_config_csc_enable(struct mtk_dpi *dpi, bool enable)
@@ -824,6 +827,7 @@ static const struct mtk_dpi_conf mt8173_conf = {
 	.dimension_mask = HPW_MASK,
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
+	.yuv422_en_bit = YUV422_EN,
 };
 
 static const struct mtk_dpi_conf mt2701_conf = {
@@ -838,6 +842,7 @@ static const struct mtk_dpi_conf mt2701_conf = {
 	.dimension_mask = HPW_MASK,
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
+	.yuv422_en_bit = YUV422_EN,
 };
 
 static const struct mtk_dpi_conf mt8183_conf = {
@@ -851,6 +856,7 @@ static const struct mtk_dpi_conf mt8183_conf = {
 	.dimension_mask = HPW_MASK,
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
+	.yuv422_en_bit = YUV422_EN,
 };
 
 static const struct mtk_dpi_conf mt8192_conf = {
@@ -864,6 +870,7 @@ static const struct mtk_dpi_conf mt8192_conf = {
 	.dimension_mask = HPW_MASK,
 	.hvsize_mask = HSIZE_MASK,
 	.channel_swap_shift = CH_SWAP,
+	.yuv422_en_bit = YUV422_EN,
 };
 
 static int mtk_dpi_probe(struct platform_device *pdev)
-- 
2.38.1