linux-kernel - [157/165] V4L/DVB: uvcvideo: Add support for V4L2_PIX_FMT

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Message-Id: <20100730171513.843541343@clark.site>
Date:	Fri, 30 Jul 2010 10:16:25 -0700
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	Mauro Carvalho Chehab <mchehab@...hat.com>
Subject: [157/165] V4L/DVB: uvcvideo: Add support for V4L2_PIX_FMT_Y16

2.6.32-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Laurent Pinchart <laurent.pinchart@...asonboard.com>

commit 61421206833a4085d9bdf35b2b84cd9a67dfdfac upstream.

The Miricle 307K (17dc:0202) camera reports a 16-bit greyscale format,
support it in the driver.

Signed-off-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 drivers/media/video/uvc/uvc_driver.c |    7 ++++++-
 drivers/media/video/uvc/uvcvideo.h   |    4 +++-
 2 files changed, 9 insertions(+), 2 deletions(-)

--- a/drivers/media/video/uvc/uvc_driver.c
+++ b/drivers/media/video/uvc/uvc_driver.c
@@ -83,11 +83,16 @@ static struct uvc_format_desc uvc_fmts[]
 		.fcc		= V4L2_PIX_FMT_UYVY,
 	},
 	{
-		.name		= "Greyscale",
+		.name		= "Greyscale (8-bit)",
 		.guid		= UVC_GUID_FORMAT_Y800,
 		.fcc		= V4L2_PIX_FMT_GREY,
 	},
 	{
+		.name		= "Greyscale (16-bit)",
+		.guid		= UVC_GUID_FORMAT_Y16,
+		.fcc		= V4L2_PIX_FMT_Y16,
+	},
+	{
 		.name		= "RGB Bayer",
 		.guid		= UVC_GUID_FORMAT_BY8,
 		.fcc		= V4L2_PIX_FMT_SBGGR8,
--- a/drivers/media/video/uvc/uvcvideo.h
+++ b/drivers/media/video/uvc/uvcvideo.h
@@ -127,11 +127,13 @@ struct uvc_xu_control {
 #define UVC_GUID_FORMAT_Y800 \
 	{ 'Y',  '8',  '0',  '0', 0x00, 0x00, 0x10, 0x00, \
 	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
+#define UVC_GUID_FORMAT_Y16 \
+	{ 'Y',  '1',  '6',  ' ', 0x00, 0x00, 0x10, 0x00, \
+	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
 #define UVC_GUID_FORMAT_BY8 \
 	{ 'B',  'Y',  '8',  ' ', 0x00, 0x00, 0x10, 0x00, \
 	 0x80, 0x00, 0x00, 0xaa, 0x00, 0x38, 0x9b, 0x71}
 
-
 /* ------------------------------------------------------------------------
  * Driver specific constants.
  */


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