[media] media/v4l2-core: Add support for V4L2_PIX_FMT_Y16_BE

16 bit greyscale format, structured in Big Endian. Such a format can be
converted into a PMN image just by adding a header.

Signed-off-by: Ricardo Ribalda Delgado <ricardo.ribalda@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 14766029bf49a3620e4bbe3ae944b485c002e905..c5677e4030bbf30dda5c36986fae6c1dccf1e9e0 100644 (file)
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -1146,6 +1146,7 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
        case V4L2_PIX_FMT_Y10:          descr = "10-bit Greyscale"; break;
        case V4L2_PIX_FMT_Y12:          descr = "12-bit Greyscale"; break;
        case V4L2_PIX_FMT_Y16:          descr = "16-bit Greyscale"; break;
+       case V4L2_PIX_FMT_Y16_BE:       descr = "16-bit Greyscale BE"; break;
        case V4L2_PIX_FMT_Y10BPACK:     descr = "10-bit Greyscale (Packed)"; break;
        case V4L2_PIX_FMT_PAL8:         descr = "8-bit Palette"; break;
        case V4L2_PIX_FMT_UV8:          descr = "8-bit Chrominance UV 4-4"; break;
@@ -2539,7 +2540,7 @@ static long __video_do_ioctl(struct file *file,
        if (v4l2_is_known_ioctl(cmd)) {
                info = &v4l2_ioctls[_IOC_NR(cmd)];
 
-               if (!test_bit(_IOC_NR(cmd), vfd->valid_ioctls) &&
+               if (!test_bit(_IOC_NR(cmd), vfd->valid_ioctls) &&
                    !((info->flags & INFO_FL_CTRL) && vfh && vfh->ctrl_handler))
                        goto done;
 

diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index 0f5a4673f3e4193cfbc8df54c79e33bdee062996..bda496adb50b959514679295eb767a0c7bcac0a2 100644 (file)
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -404,6 +404,7 @@ struct v4l2_pix_format {
 #define V4L2_PIX_FMT_Y10     v4l2_fourcc('Y', '1', '0', ' ') /* 10  Greyscale     */
 #define V4L2_PIX_FMT_Y12     v4l2_fourcc('Y', '1', '2', ' ') /* 12  Greyscale     */
 #define V4L2_PIX_FMT_Y16     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
+#define V4L2_PIX_FMT_Y16_BE  v4l2_fourcc_be('Y', '1', '6', ' ') /* 16  Greyscale BE  */
 
 /* Grey bit-packed formats */
 #define V4L2_PIX_FMT_Y10BPACK    v4l2_fourcc('Y', '1', '0', 'B') /* 10  Greyscale bit-packed */