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Searched refs:VIDIOC_G_CTRL (Results 1 – 16 of 16) sorted by relevance

/Linux-v4.19/Documentation/media/uapi/v4l/
Dvidioc-g-ctrl.rst6 ioctl VIDIOC_G_CTRL, VIDIOC_S_CTRL
12 VIDIOC_G_CTRL - VIDIOC_S_CTRL - Get or set the value of a control
18 .. c:function:: int ioctl( int fd, VIDIOC_G_CTRL, struct v4l2_control *argp )
19 :name: VIDIOC_G_CTRL
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
Dvidioc-subscribe-event.rst95 control using :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` will cause
103 application or by the :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>`
Dcontrol.rst312 control value with the :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
313 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls. Drivers must implement
314 ``VIDIOC_QUERYCTRL``, ``VIDIOC_G_CTRL`` and ``VIDIOC_S_CTRL`` when the
470 if (0 == ioctl(fd, VIDIOC_G_CTRL, &control)) {
482 perror("VIDIOC_G_CTRL");
Ddiff-v4l.rst273 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
274 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls:
383 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
384 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls:
Dvidioc-g-ext-ctrls.rst300 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` and
301 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` ioctl belong to this
Dhist-v4l2.rst55 :ref:`VIDIOC_G_CTRL <VIDIOC_G_CTRL>` and
56 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls under names starting
105 1999-05-20: Definition of VIDIOC_G_CTRL was wrong causing a
662 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` ioctls were defined with
Dvidioc-dqevent.rst153 :ref:`VIDIOC_S_CTRL <VIDIOC_G_CTRL>` or
Dvidioc-queryctrl.rst375 code on a ``VIDIOC_G_CTRL`` attempt.
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>`
/Linux-v4.19/drivers/media/v4l2-core/
Dv4l2-subdev.c212 case VIDIOC_G_CTRL: in subdev_do_ioctl()
Dv4l2-dev.c553 set_bit(_IOC_NR(VIDIOC_G_CTRL), valid_ioctls); in determine_valid_ioctls()
Dv4l2-ioctl.c2608 …IOCTL_INFO(VIDIOC_G_CTRL, v4l_g_ctrl, v4l_print_control, INFO_FL_CTRL | INFO_FL_CLEAR(v4l2_control…
/Linux-v4.19/Documentation/translations/zh_CN/video4linux/
Dv4l2-framework.txt401 VIDIOC_G_CTRL
/Linux-v4.19/include/uapi/linux/
Dvideodev2.h2339 #define VIDIOC_G_CTRL _IOWR('V', 27, struct v4l2_control) macro
/Linux-v4.19/Documentation/media/kapi/
Dv4l2-subdev.rst285 ``VIDIOC_G_CTRL``,
/Linux-v4.19/drivers/video/fbdev/matrox/
Dmatroxfb_base.c1123 case VIDIOC_G_CTRL: in matroxfb_ioctl()