Symbol: v4l2_frequency
usr/src/uts/common/sys/videodev2.h
1385
#define VIDIOC_G_FREQUENCY _IOWR('V', 56, struct v4l2_frequency)
usr/src/uts/common/sys/videodev2.h
1386
#define VIDIOC_S_FREQUENCY _IOW('V', 57, struct v4l2_frequency)