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author | Kamil Debski <k.debski@samsung.com> | 2015-02-23 12:26:16 (GMT) |
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committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-10 12:44:38 (GMT) |
commit | 06e7a9b638467fddf8f62ca9f07adc7754319461 (patch) | |
tree | 97d1e05d23d9b181ff5ec032ee501bef3756f466 /include/media/videobuf2-core.h | |
parent | be8e58d93fba531b12ef2fce4fb33c9c5fb5b69f (diff) | |
download | linux-06e7a9b638467fddf8f62ca9f07adc7754319461.tar.xz |
[media] vb2: split the io_flags member of vb2_queue into a bit field
This patch splits the io_flags member of vb2_queue into a bit field.
Instead of an enum with flags separate bit fields were introduced.
Signed-off-by: Kamil Debski <k.debski@samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'include/media/videobuf2-core.h')
-rw-r--r-- | include/media/videobuf2-core.h | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index bd2cec2..e49dc6b0 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -134,17 +134,6 @@ enum vb2_io_modes { }; /** - * enum vb2_fileio_flags - flags for selecting a mode of the file io emulator, - * by default the 'streaming' style is used by the file io emulator - * @VB2_FILEIO_READ_ONCE: report EOF after reading the first buffer - * @VB2_FILEIO_WRITE_IMMEDIATELY: queue buffer after each write() call - */ -enum vb2_fileio_flags { - VB2_FILEIO_READ_ONCE = (1 << 0), - VB2_FILEIO_WRITE_IMMEDIATELY = (1 << 1), -}; - -/** * enum vb2_buffer_state - current video buffer state * @VB2_BUF_STATE_DEQUEUED: buffer under userspace control * @VB2_BUF_STATE_PREPARING: buffer is being prepared in videobuf @@ -346,7 +335,8 @@ struct v4l2_fh; * * @type: queue type (see V4L2_BUF_TYPE_* in linux/videodev2.h * @io_modes: supported io methods (see vb2_io_modes enum) - * @io_flags: additional io flags (see vb2_fileio_flags enum) + * @fileio_read_once: report EOF after reading the first buffer + * @fileio_write_immediately: queue buffer after each write() call * @lock: pointer to a mutex that protects the vb2_queue struct. The * driver can set this to a mutex to let the v4l2 core serialize * the queuing ioctls. If the driver wants to handle locking @@ -396,7 +386,9 @@ struct v4l2_fh; struct vb2_queue { enum v4l2_buf_type type; unsigned int io_modes; - unsigned int io_flags; + unsigned fileio_read_once:1; + unsigned fileio_write_immediately:1; + struct mutex *lock; struct v4l2_fh *owner; |