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Searched refs:VIDIOC_G_CTRL (Results 1 – 18 of 18) sorted by relevance

/linux/Documentation/userspace-api/media/v4l/
H A Dvidioc-g-ctrl.rst7 ioctl VIDIOC_G_CTRL, VIDIOC_S_CTRL
13 VIDIOC_G_CTRL - VIDIOC_S_CTRL - Get or set the value of a control
18 .. c:macro:: VIDIOC_G_CTRL
20 ``int ioctl(int fd, VIDIOC_G_CTRL, struct v4l2_control *argp)``
40 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` ioctl with a pointer to this structure. To change the
43 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctl.
48 However, :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` is a write-only ioctl, it does not return the
H A Dextended-controls.rst46 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
47 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls that act on a single
57 that can also be set using the old :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>`
H A Dvidioc-subscribe-event.rst93 control using :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` will cause
101 application or by the :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>`
H A Dcontrol.rst328 control value with the :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
329 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls. Drivers must implement
330 ``VIDIOC_QUERYCTRL``, ``VIDIOC_G_CTRL`` and ``VIDIOC_S_CTRL`` when the
486 if (0 == ioctl(fd, VIDIOC_G_CTRL, &control)) {
498 perror("VIDIOC_G_CTRL");
H A Ddiff-v4l.rst272 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
273 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls:
377 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
378 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls:
H A Dvidioc-g-ext-ctrls.rst440 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` and
441 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` ioctl belong to this
H A Dhist-v4l2.rst55 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
56 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls under names starting
102 1999-05-20: Definition of VIDIOC_G_CTRL was wrong causing a
633 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls were defined with
H A Dvidioc-dqevent.rst137 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` or
H A Dvidioc-queryctrl.rst368 code on a ``VIDIOC_G_CTRL`` attempt.
H A Ddev-encoder.rst31 interchangeably with :c:func:`VIDIOC_G_CTRL` and :c:func:`VIDIOC_S_CTRL`,
H A Ddev-decoder.rst31 interchangeably with :c:func:`VIDIOC_G_CTRL` and :c:func:`VIDIOC_S_CTRL`,
/linux/Documentation/translations/zh_CN/video4linux/
H A Dv4l2-framework.txt401 VIDIOC_G_CTRL
/linux/drivers/media/v4l2-core/
H A Dv4l2-dev.c578 __set_bit(_IOC_NR(VIDIOC_G_CTRL), valid_ioctls); in determine_valid_ioctls()
H A Dv4l2-ioctl.c892 if (ioctl == VIDIOC_G_CTRL || ioctl == VIDIOC_S_CTRL) in check_ext_ctrls()
2355 if (check_ext_ctrls(&ctrls, VIDIOC_G_CTRL)) { in v4l_g_ctrl()
2920 …IOCTL_INFO(VIDIOC_G_CTRL, v4l_g_ctrl, v4l_print_control, INFO_FL_CTRL | INFO_FL_CLEAR(v4l2_control…
H A Dv4l2-subdev.c659 case VIDIOC_G_CTRL: in subdev_do_ioctl()
/linux/include/uapi/linux/
H A Dvideodev2.h2711 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) macro
/linux/Documentation/driver-api/media/
H A Dv4l2-subdev.rst377 ``VIDIOC_G_CTRL``,
/linux/drivers/video/fbdev/matrox/
H A Dmatroxfb_base.c1125 case VIDIOC_G_CTRL: in matroxfb_ioctl()