cx18_s_frequency 1231 drivers/media/pci/cx18/cx18-driver.c cx18_s_frequency(NULL, &fh, &vf); cx18_s_frequency 1076 drivers/media/pci/cx18/cx18-ioctl.c .vidioc_s_frequency = cx18_s_frequency, cx18_s_frequency 16 drivers/media/pci/cx18/cx18-ioctl.h int cx18_s_frequency(struct file *file, void *fh, const struct v4l2_frequency *vf);