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Searched refs:VIDIOC_PREPARE_BUF (Results 1 – 6 of 6) sorted by relevance

/Linux-v4.19/Documentation/media/uapi/v4l/
Dvidioc-prepare-buf.rst6 ioctl VIDIOC_PREPARE_BUF
12 VIDIOC_PREPARE_BUF - Prepare a buffer for I/O
18 .. c:function:: int ioctl( int fd, VIDIOC_PREPARE_BUF, struct v4l2_buffer *argp )
19 :name: VIDIOC_PREPARE_BUF
35 Applications can optionally call the :ref:`VIDIOC_PREPARE_BUF` ioctl to
Dbuffer.rst559 :ref:`VIDIOC_PREPARE_BUF <VIDIOC_QBUF>`,
/Linux-v4.19/drivers/media/v4l2-core/
Dv4l2-compat-ioctl32.c1201 case VIDIOC_PREPARE_BUF32: cmd = VIDIOC_PREPARE_BUF; break; in do_video_ioctl()
1266 case VIDIOC_PREPARE_BUF: in do_video_ioctl()
1411 case VIDIOC_PREPARE_BUF: in do_video_ioctl()
Dv4l2-dev.c680 SET_VALID_IOCTL(ops, VIDIOC_PREPARE_BUF, vidioc_prepare_buf); in determine_valid_ioctls()
Dv4l2-ioctl.c2663 IOCTL_INFO(VIDIOC_PREPARE_BUF, v4l_prepare_buf, v4l_print_buffer, INFO_FL_QUEUE),
2697 case VIDIOC_PREPARE_BUF: { in v4l2_ioctl_m2m_queue_is_output()
2873 case VIDIOC_PREPARE_BUF: in check_array_args()
/Linux-v4.19/include/uapi/linux/
Dvideodev2.h2397 #define VIDIOC_PREPARE_BUF _IOWR('V', 93, struct v4l2_buffer) macro