301 static int az6027_usb_in_op(struct dvb_usb_device *d, u8 req,  in az6027_usb_in_op()  argument
305 	if (mutex_lock_interruptible(&d->usb_mutex))  in az6027_usb_in_op()
308 	ret = usb_control_msg(d->udev,  in az6027_usb_in_op()
309 			      usb_rcvctrlpipe(d->udev, 0),  in az6027_usb_in_op()
327 	mutex_unlock(&d->usb_mutex);  in az6027_usb_in_op()
331 static int az6027_usb_out_op(struct dvb_usb_device *d,  in az6027_usb_out_op()  argument
343 	if (mutex_lock_interruptible(&d->usb_mutex))  in az6027_usb_out_op()
346 	ret = usb_control_msg(d->udev,  in az6027_usb_out_op()
347 			      usb_sndctrlpipe(d->udev, 0),  in az6027_usb_out_op()
358 		mutex_unlock(&d->usb_mutex);  in az6027_usb_out_op()
361 		mutex_unlock(&d->usb_mutex);  in az6027_usb_out_op()
395 static int az6027_rc_query(struct dvb_usb_device *d, u32 *event, int *state)  in az6027_rc_query()  argument
412 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_read_attribute_mem()  local
413 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_read_attribute_mem()
436 	ret = az6027_usb_in_op(d, req, value, index, b, blen);  in az6027_ci_read_attribute_mem()
454 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_write_attribute_mem()  local
455 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_write_attribute_mem()
473 	ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);  in az6027_ci_write_attribute_mem()
485 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_read_cam_control()  local
486 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_read_cam_control()
509 	ret = az6027_usb_in_op(d, req, value, index, b, blen);  in az6027_ci_read_cam_control()
531 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_write_cam_control()  local
532 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_write_cam_control()
549 	ret = az6027_usb_out_op(d, req, value1, index, NULL, blen);  in az6027_ci_write_cam_control()
562 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in CI_CamReady()  local
580 	ret = az6027_usb_in_op(d, req, value, index, b, blen);  in CI_CamReady()
593 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_slot_reset()  local
594 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_slot_reset()
609 	ret = az6027_usb_out_op(d, req, value, index, NULL, blen);  in az6027_ci_slot_reset()
621 	ret = az6027_usb_out_op(d, req, value, index, NULL, blen);  in az6027_ci_slot_reset()
649 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_slot_ts_enable()  local
650 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_slot_ts_enable()
665 	ret = az6027_usb_out_op(d, req, value, index, NULL, blen);  in az6027_ci_slot_ts_enable()
678 	struct dvb_usb_device *d = (struct dvb_usb_device *)ca->data;  in az6027_ci_poll_slot_status()  local
679 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_poll_slot_status()
697 	ret = az6027_usb_in_op(d, req, value, index, b, blen);  in az6027_ci_poll_slot_status()
715 static void az6027_ci_uninit(struct dvb_usb_device *d)  in az6027_ci_uninit()  argument
721 	if (NULL == d)  in az6027_ci_uninit()
724 	state = (struct az6027_device_state *)d->priv;  in az6027_ci_uninit()
739 	struct dvb_usb_device *d = a->dev;  in az6027_ci_init()  local
740 	struct az6027_device_state *state = (struct az6027_device_state *)d->priv;  in az6027_ci_init()
756 	state->ca.data			= d;  in az6027_ci_init()
936 	struct dvb_usb_device *d = usb_get_intfdata(intf);  in az6027_usb_disconnect()  local
937 	az6027_ci_uninit(d);  in az6027_usb_disconnect()
955 	struct dvb_usb_device *d = i2c_get_adapdata(adap);  in az6027_i2c_xfer()  local
967 	if (mutex_lock_interruptible(&d->i2c_mutex) < 0) {  in az6027_i2c_xfer()
982 			az6027_usb_out_op(d, req, value, index, data, length);  in az6027_i2c_xfer()
992 				az6027_usb_in_op(d, req, value, index, data, length);  in az6027_i2c_xfer()
1008 				az6027_usb_out_op(d, req, value, index, data, length);  in az6027_i2c_xfer()
1019 				az6027_usb_in_op(d, req, value, index, data, length);  in az6027_i2c_xfer()
1035 				az6027_usb_out_op(d, req, value, index, data, length);  in az6027_i2c_xfer()
1039 	mutex_unlock(&d->i2c_mutex);  in az6027_i2c_xfer()