v4l2_streamparm  1399 include/linux/videodev2.h #define VIDIOC_G_PARM		_IOWR('V', 21, struct v4l2_streamparm)
v4l2_streamparm  1400 include/linux/videodev2.h #define VIDIOC_S_PARM		_IOWR('V', 22, struct v4l2_streamparm)
v4l2_streamparm  1458 include/linux/videodev2.h #define VIDIOC_S_PARM_OLD      	 _IOW('V', 22, struct v4l2_streamparm)
v4l2_streamparm   201 include/media/v4l2-ioctl.h 					struct v4l2_streamparm *a);
v4l2_streamparm   203 include/media/v4l2-ioctl.h 					struct v4l2_streamparm *a);