linux-kernel - [PATCH v12 09/14] drm/mediatek: dpi: move the csc

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Date:   Mon, 20 Jun 2022 20:10:23 +0800
From:   Bo-Chen Chen <rex-bc.chen@...iatek.com>
To:     <chunkuang.hu@...nel.org>, <p.zabel@...gutronix.de>,
        <daniel@...ll.ch>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <matthias.bgg@...il.com>,
        <airlied@...ux.ie>
CC:     <msp@...libre.com>, <granquet@...libre.com>,
        <jitao.shi@...iatek.com>, <wenst@...omium.org>,
        <angelogioacchino.delregno@...labora.com>, <ck.hu@...iatek.com>,
        <dri-devel@...ts.freedesktop.org>,
        <linux-mediatek@...ts.infradead.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: [PATCH v12 09/14] drm/mediatek: dpi: move the csc_enable bit to SoC config

From: Guillaume Ranquet <granquet@...libre.com>

Add flexibility by moving the csc_enable bit to SoC specific config

Signed-off-by: Guillaume Ranquet <granquet@...libre.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Rex-BC Chen <rex-bc.chen@...iatek.com>
Reviewed-by: CK Hu <ck.hu@...iatek.com>
---
 drivers/gpu/drm/mediatek/mtk_dpi.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_dpi.c b/drivers/gpu/drm/mediatek/mtk_dpi.c
index c0ee6b18a057..e186870ba3bc 100644
--- a/drivers/gpu/drm/mediatek/mtk_dpi.c
+++ b/drivers/gpu/drm/mediatek/mtk_dpi.c
@@ -133,6 +133,7 @@ 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)
@@ -376,7 +377,8 @@ 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)
@@ -836,6 +838,7 @@ 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 = {
@@ -851,6 +854,7 @@ 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 = {
@@ -865,6 +869,7 @@ 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 = {
@@ -879,6 +884,7 @@ 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