cx18_v4l2_enc_poll   17 drivers/media/pci/cx18/cx18-fileops.h __poll_t cx18_v4l2_enc_poll(struct file *filp, poll_table *wait);
cx18_v4l2_enc_poll   31 drivers/media/pci/cx18/cx18-streams.c 	.poll = cx18_v4l2_enc_poll,