linux-kernel - [PATCH] media: tc358746: add support for 8/10/12/14-bit RAW Bayer formats

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Message-Id: <20250107160702.641703-1-matthias.fend@emfend.at>
Date: Tue,  7 Jan 2025 17:07:00 +0100
From: Matthias Fend <matthias.fend@...end.at>
To: Mauro Carvalho Chehab <mchehab@...nel.org>
Cc: m.felsch@...gutronix.de,
	linux-media@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] media: tc358746: add support for 8/10/12/14-bit RAW Bayer formats

The TC358746 supports RAW formats with 8, 10, 12, and 14-bit depths. Since
pixel data is transported transparently without modifying the pixel
arrangement, all Bayer patterns (RGGB, BGGR, GRBG, GBRG) are supported.

Signed-off-by: Matthias Fend <matthias.fend@...end.at>
---
 drivers/media/i2c/tc358746.c | 27 ++++++++++++++++++++++++++-
 1 file changed, 26 insertions(+), 1 deletion(-)

diff --git a/drivers/media/i2c/tc358746.c b/drivers/media/i2c/tc358746.c
index 389582420ba7..5eccd4ffd84d 100644
--- a/drivers/media/i2c/tc358746.c
+++ b/drivers/media/i2c/tc358746.c
@@ -202,6 +202,15 @@ enum {
 	PDFORMAT_YUV444,
 };
 
+#define TC358746_FORMAT_RAW(_bpp, _code)		\
+{							\
+	.code = _code,					\
+	.bus_width = _bpp,				\
+	.bpp = _bpp,					\
+	.pdformat = PDFORMAT_RAW##_bpp,			\
+	.pdataf = PDATAF_MODE0, /* don't care */	\
+}
+
 /* Check tc358746_src_mbus_code() if you add new formats */
 static const struct tc358746_format tc358746_formats[] = {
 	{
@@ -230,7 +239,23 @@ static const struct tc358746_format tc358746_formats[] = {
 		.bpp = 20,
 		.pdformat = PDFORMAT_YUV422_10BIT,
 		.pdataf = PDATAF_MODE0, /* don't care */
-	}
+	},
+	TC358746_FORMAT_RAW(8, MEDIA_BUS_FMT_SBGGR8_1X8),
+	TC358746_FORMAT_RAW(8, MEDIA_BUS_FMT_SGBRG8_1X8),
+	TC358746_FORMAT_RAW(8, MEDIA_BUS_FMT_SGRBG8_1X8),
+	TC358746_FORMAT_RAW(8, MEDIA_BUS_FMT_SRGGB8_1X8),
+	TC358746_FORMAT_RAW(10, MEDIA_BUS_FMT_SBGGR10_1X10),
+	TC358746_FORMAT_RAW(10, MEDIA_BUS_FMT_SGBRG10_1X10),
+	TC358746_FORMAT_RAW(10, MEDIA_BUS_FMT_SGRBG10_1X10),
+	TC358746_FORMAT_RAW(10, MEDIA_BUS_FMT_SRGGB10_1X10),
+	TC358746_FORMAT_RAW(12, MEDIA_BUS_FMT_SBGGR12_1X12),
+	TC358746_FORMAT_RAW(12, MEDIA_BUS_FMT_SGBRG12_1X12),
+	TC358746_FORMAT_RAW(12, MEDIA_BUS_FMT_SGRBG12_1X12),
+	TC358746_FORMAT_RAW(12, MEDIA_BUS_FMT_SRGGB12_1X12),
+	TC358746_FORMAT_RAW(14, MEDIA_BUS_FMT_SBGGR14_1X14),
+	TC358746_FORMAT_RAW(14, MEDIA_BUS_FMT_SGBRG14_1X14),
+	TC358746_FORMAT_RAW(14, MEDIA_BUS_FMT_SGRBG14_1X14),
+	TC358746_FORMAT_RAW(14, MEDIA_BUS_FMT_SRGGB14_1X14),
 };
 
 /* Get n-th format for pad */
-- 
2.34.1