linux-kernel - [PATCH v3 09/14] drm/mediatek: Add new color format MACROs in OVL

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Message-Id: <20240620-igt-v3-9-a9d62d2e2c7e@mediatek.com>
Date: Thu, 20 Jun 2024 00:38:49 +0800
From: Hsiao Chien Sung via B4 Relay <devnull+shawn.sung.mediatek.com@...nel.org>
To: Chun-Kuang Hu <chunkuang.hu@...nel.org>, 
 Philipp Zabel <p.zabel@...gutronix.de>, David Airlie <airlied@...il.com>, 
 Daniel Vetter <daniel@...ll.ch>, Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 CK Hu <ck.hu@...iatek.com>, Bibby Hsieh <bibby.hsieh@...iatek.com>, 
 Daniel Kurtz <djkurtz@...omium.org>, Mao Huang <littlecvr@...omium.org>, 
 "Nancy.Lin" <nancy.lin@...iatek.com>
Cc: YT Shen <yt.shen@...iatek.com>, dri-devel@...ts.freedesktop.org, 
 linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, 
 Hsiao Chien Sung <shawn.sung@...iatek.com>
Subject: [PATCH v3 09/14] drm/mediatek: Add new color format MACROs in OVL

From: Hsiao Chien Sung <shawn.sung@...iatek.com>

Define new color formats to hide the bit operation in the MACROs to make
the switch statement more concise.
Change the MACROs to align the naming rule in DRM.

Reviewed-by: CK Hu <ck.hu@...iatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Signed-off-by: Hsiao Chien Sung <shawn.sung@...iatek.com>
---
 drivers/gpu/drm/mediatek/mtk_disp_ovl.c | 14 ++++++++------
 1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
index 26b598b9f71f..33c332b29381 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl.c
@@ -55,8 +55,10 @@
 #define OVL_CON_BYTE_SWAP	BIT(24)
 #define OVL_CON_MTX_YUV_TO_RGB	(6 << 16)
 #define OVL_CON_CLRFMT_RGB	(1 << 12)
-#define OVL_CON_CLRFMT_RGBA8888	(2 << 12)
-#define OVL_CON_CLRFMT_ARGB8888	(3 << 12)
+#define OVL_CON_CLRFMT_ARGB8888	(2 << 12)
+#define OVL_CON_CLRFMT_RGBA8888	(3 << 12)
+#define OVL_CON_CLRFMT_ABGR8888	(OVL_CON_CLRFMT_RGBA8888 | OVL_CON_BYTE_SWAP)
+#define OVL_CON_CLRFMT_BGRA8888	(OVL_CON_CLRFMT_ARGB8888 | OVL_CON_BYTE_SWAP)
 #define OVL_CON_CLRFMT_UYVY	(4 << 12)
 #define OVL_CON_CLRFMT_YUYV	(5 << 12)
 #define OVL_CON_CLRFMT_RGB565(ovl)	((ovl)->data->fmt_rgb565_is_0 ? \
@@ -377,18 +379,18 @@ static unsigned int ovl_fmt_convert(struct mtk_disp_ovl *ovl, unsigned int fmt)
 		return OVL_CON_CLRFMT_RGB888(ovl) | OVL_CON_BYTE_SWAP;
 	case DRM_FORMAT_RGBX8888:
 	case DRM_FORMAT_RGBA8888:
-		return OVL_CON_CLRFMT_ARGB8888;
+		return OVL_CON_CLRFMT_RGBA8888;
 	case DRM_FORMAT_BGRX8888:
 	case DRM_FORMAT_BGRA8888:
 	case DRM_FORMAT_BGRA1010102:
-		return OVL_CON_CLRFMT_ARGB8888 | OVL_CON_BYTE_SWAP;
+		return OVL_CON_CLRFMT_BGRA8888;
 	case DRM_FORMAT_XRGB8888:
 	case DRM_FORMAT_ARGB8888:
 	case DRM_FORMAT_ARGB2101010:
-		return OVL_CON_CLRFMT_RGBA8888;
+		return OVL_CON_CLRFMT_ARGB8888;
 	case DRM_FORMAT_XBGR8888:
 	case DRM_FORMAT_ABGR8888:
-		return OVL_CON_CLRFMT_RGBA8888 | OVL_CON_BYTE_SWAP;
+		return OVL_CON_CLRFMT_ABGR8888;
 	case DRM_FORMAT_UYVY:
 		return OVL_CON_CLRFMT_UYVY | OVL_CON_MTX_YUV_TO_RGB;
 	case DRM_FORMAT_YUYV:

-- 
Git-146)