diff --git a/Documentation/DocBook/media/v4l/pixfmt.xml b/Documentation/DocBook/media/v4l/pixfmt.xml
index bb36b3829cf9..87ce7f3e7178 100644
--- a/Documentation/DocBook/media/v4l/pixfmt.xml
+++ b/Documentation/DocBook/media/v4l/pixfmt.xml
@@ -135,6 +135,12 @@ extended fields were set to zero. On return drivers must set the
V4L2_PIX_FMT_PRIV_MAGIC and all the extended fields to
applicable values.
+
+ __u32
+ flags
+ Flags set by the application or driver, see .
+
@@ -220,9 +226,15 @@ codes can be used.
and the number of valid entries in the
plane_fmt array.
+
+ __u8
+ flags
+ Flags set by the application or driver, see .
+
__u8
- reserved[11]
+ reserved[10]
Reserved for future extensions. Should be zeroed by the
application.
@@ -1079,4 +1091,21 @@ concatenated to form the JPEG stream.
+
+
diff --git a/Documentation/DocBook/media/v4l/v4l2.xml b/Documentation/DocBook/media/v4l/v4l2.xml
index d0a48bebfa52..f2f81f06a17b 100644
--- a/Documentation/DocBook/media/v4l/v4l2.xml
+++ b/Documentation/DocBook/media/v4l/v4l2.xml
@@ -155,7 +155,7 @@ applications. -->
3.16
2014-05-27
lp
- Extended &v4l2-pix-format;.
+ Extended &v4l2-pix-format;. Added format flags.
diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
index 2e630005676f..e0bafda89e13 100644
--- a/drivers/media/v4l2-core/v4l2-ioctl.c
+++ b/drivers/media/v4l2-core/v4l2-ioctl.c
@@ -256,7 +256,8 @@ static void v4l_print_format(const void *arg, bool write_only)
pix = &p->fmt.pix;
pr_cont(", width=%u, height=%u, "
"pixelformat=%c%c%c%c, field=%s, "
- "bytesperline=%u, sizeimage=%u, colorspace=%d\n",
+ "bytesperline=%u, sizeimage=%u, colorspace=%d, "
+ "flags %u\n",
pix->width, pix->height,
(pix->pixelformat & 0xff),
(pix->pixelformat >> 8) & 0xff,
@@ -264,7 +265,7 @@ static void v4l_print_format(const void *arg, bool write_only)
(pix->pixelformat >> 24) & 0xff,
prt_names(pix->field, v4l2_field_names),
pix->bytesperline, pix->sizeimage,
- pix->colorspace);
+ pix->colorspace, pix->flags);
break;
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
case V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE:
diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
index eb3bdd33816b..b73e8cda7192 100644
--- a/include/uapi/linux/videodev2.h
+++ b/include/uapi/linux/videodev2.h
@@ -288,6 +288,7 @@ struct v4l2_pix_format {
__u32 sizeimage;
__u32 colorspace; /* enum v4l2_colorspace */
__u32 priv; /* private data, depends on pixelformat */
+ __u32 flags; /* format flags (V4L2_PIX_FMT_FLAG_*) */
};
/* Pixel format FOURCC depth Description */
@@ -452,6 +453,9 @@ struct v4l2_pix_format {
/* priv field value to indicates that subsequent fields are valid. */
#define V4L2_PIX_FMT_PRIV_MAGIC 0xfeedcafe
+/* Flags */
+#define V4L2_PIX_FMT_FLAG_PREMUL_ALPHA 0x00000001
+
/*
* F O R M A T E N U M E R A T I O N
*/
@@ -1754,6 +1758,7 @@ struct v4l2_plane_pix_format {
* @colorspace: enum v4l2_colorspace; supplemental to pixelformat
* @plane_fmt: per-plane information
* @num_planes: number of planes for this format
+ * @flags: format flags (V4L2_PIX_FMT_FLAG_*)
*/
struct v4l2_pix_format_mplane {
__u32 width;
@@ -1764,7 +1769,8 @@ struct v4l2_pix_format_mplane {
struct v4l2_plane_pix_format plane_fmt[VIDEO_MAX_PLANES];
__u8 num_planes;
- __u8 reserved[11];
+ __u8 flags;
+ __u8 reserved[10];
} __attribute__ ((packed));
/**