linux-kernel - [PATCH 1/3] media: atmel-isc: Not support RBG format from sensor.

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Message-ID: <20170817071614.12767-2-wenyou.yang@microchip.com>
Date:   Thu, 17 Aug 2017 15:16:12 +0800
From:   Wenyou Yang <wenyou.yang@...rochip.com>
To:     Mauro Carvalho Chehab <mchehab@...pensource.com>
CC:     Nicolas Ferre <nicolas.ferre@...rochip.com>,
        <linux-kernel@...r.kernel.org>, Sakari Ailus <sakari.ailus@....fi>,
        "Jonathan Corbet" <corbet@....net>,
        <linux-arm-kernel@...ts.infradead.org>,
        "Linux Media Mailing List" <linux-media@...r.kernel.org>,
        Wenyou Yang <wenyou.yang@...rochip.com>
Subject: [PATCH 1/3] media: atmel-isc: Not support RBG format from sensor.

The 12-bit parallel interface supports the Raw Bayer, YCbCr,
Monochrome and JPEG Compressed pixel formats from the external
sensor, not support RBG pixel format.

Signed-off-by: Wenyou Yang <wenyou.yang@...rochip.com>
---

 drivers/media/platform/atmel/atmel-isc.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/media/platform/atmel/atmel-isc.c b/drivers/media/platform/atmel/atmel-isc.c
index d4df3d4ccd85..535bb03783fe 100644
--- a/drivers/media/platform/atmel/atmel-isc.c
+++ b/drivers/media/platform/atmel/atmel-isc.c
@@ -1478,6 +1478,11 @@ static int isc_formats_init(struct isc_device *isc)
 	while (!v4l2_subdev_call(subdev, pad, enum_mbus_code,
 	       NULL, &mbus_code)) {
 		mbus_code.index++;
+
+		/* Not support the RGB pixel formats from sensor */
+		if ((mbus_code.code & 0xf000) == 0x1000)
+			continue;
+
 		fmt = find_format_by_code(mbus_code.code, &i);
 		if (!fmt)
 			continue;
-- 
2.13.0