sp2_ci_read_cam_control 309 drivers/media/dvb-frontends/sp2.c s->ca.read_cam_control = sp2_ci_read_cam_control; sp2_ci_read_cam_control 33 drivers/media/dvb-frontends/sp2.h extern int sp2_ci_read_cam_control(struct dvb_ca_en50221 *en50221,