80 	struct si4713_usb_device *radio = video_drvdata(file);  in vidioc_querycap()  local
84 	usb_make_path(radio->usbdev, v->bus_info, sizeof(v->bus_info));  in vidioc_querycap()
94 	struct si4713_usb_device *radio = video_drvdata(file);  in vidioc_g_modulator()  local
96 	return v4l2_subdev_call(radio->v4l2_subdev, tuner, g_modulator, vm);  in vidioc_g_modulator()
102 	struct si4713_usb_device *radio = video_drvdata(file);  in vidioc_s_modulator()  local
104 	return v4l2_subdev_call(radio->v4l2_subdev, tuner, s_modulator, vm);  in vidioc_s_modulator()
110 	struct si4713_usb_device *radio = video_drvdata(file);  in vidioc_s_frequency()  local
112 	return v4l2_subdev_call(radio->v4l2_subdev, tuner, s_frequency, vf);  in vidioc_s_frequency()
118 	struct si4713_usb_device *radio = video_drvdata(file);  in vidioc_g_frequency()  local
120 	return v4l2_subdev_call(radio->v4l2_subdev, tuner, g_frequency, vf);  in vidioc_g_frequency()
145 	struct si4713_usb_device *radio = to_si4713_dev(v4l2_dev);  in usb_si4713_video_device_release()  local
146 	struct i2c_adapter *adapter = &radio->i2c_adapter;  in usb_si4713_video_device_release()
149 	v4l2_device_unregister(&radio->v4l2_dev);  in usb_si4713_video_device_release()
150 	kfree(radio->buffer);  in usb_si4713_video_device_release()
151 	kfree(radio);  in usb_si4713_video_device_release()
167 static int si4713_send_startup_command(struct si4713_usb_device *radio)  in si4713_send_startup_command()  argument
170 	u8 *buffer = radio->buffer;  in si4713_send_startup_command()
174 	retval = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in si4713_send_startup_command()
175 					0x09, 0x21, 0x033f, 0, radio->buffer,  in si4713_send_startup_command()
182 		retval = usb_control_msg(radio->usbdev, usb_rcvctrlpipe(radio->usbdev, 0),  in si4713_send_startup_command()
183 				0x01, 0xa1, 0x033f, 0, radio->buffer,  in si4713_send_startup_command()
187 		if (!radio->buffer[1]) {  in si4713_send_startup_command()
192 				if (radio->buffer[2] == 0)  in si4713_send_startup_command()
197 				if (radio->buffer[2] & SI4713_CTS)  in si4713_send_startup_command()
201 				if ((radio->buffer[2] & SI4713_CTS) && radio->buffer[9] == 0x08)  in si4713_send_startup_command()
255 static int si4713_start_seq(struct si4713_usb_device *radio)  in si4713_start_seq()  argument
260 	radio->buffer[0] = 0x3f;  in si4713_start_seq()
266 		memcpy(radio->buffer + 1, payload, len);  in si4713_start_seq()
267 		memset(radio->buffer + len + 1, 0, BUFFER_LENGTH - 1 - len);  in si4713_start_seq()
268 		retval = si4713_send_startup_command(radio);  in si4713_start_seq()
308 static int send_command(struct si4713_usb_device *radio, u8 *payload, char *data, int len)  in send_command()  argument
312 	radio->buffer[0] = 0x3f;  in send_command()
313 	radio->buffer[1] = 0x06;  in send_command()
315 	memcpy(radio->buffer + 2, payload, 3);  in send_command()
316 	memcpy(radio->buffer + 5, data, len);  in send_command()
317 	memset(radio->buffer + 5 + len, 0, BUFFER_LENGTH - 5 - len);  in send_command()
320 	retval = usb_control_msg(radio->usbdev, usb_sndctrlpipe(radio->usbdev, 0),  in send_command()
321 					0x09, 0x21, 0x033f, 0, radio->buffer,  in send_command()
327 static int si4713_i2c_read(struct si4713_usb_device *radio, char *data, int len)  in si4713_i2c_read()  argument
334 		retval = usb_control_msg(radio->usbdev,  in si4713_i2c_read()
335 					usb_rcvctrlpipe(radio->usbdev, 0),  in si4713_i2c_read()
336 					0x01, 0xa1, 0x033f, 0, radio->buffer,  in si4713_i2c_read()
348 		if (radio->buffer[1] == 0 && (radio->buffer[2] & SI4713_CTS)) {  in si4713_i2c_read()
349 			memcpy(data, radio->buffer + 2, len);  in si4713_i2c_read()
361 static int si4713_i2c_write(struct si4713_usb_device *radio, char *data, int len)  in si4713_i2c_write()  argument
371 			retval = send_command(radio, command_table[i].payload,  in si4713_i2c_write()
381 	struct si4713_usb_device *radio = i2c_get_adapdata(i2c_adapter);  in si4713_transfer()  local
390 			retval = si4713_i2c_read(radio, msgs[i].buf, msgs[i].len);  in si4713_transfer()
392 			retval = si4713_i2c_write(radio, msgs[i].buf, msgs[i].len);  in si4713_transfer()
418 static int si4713_register_i2c_adapter(struct si4713_usb_device *radio)  in si4713_register_i2c_adapter()  argument
420 	radio->i2c_adapter = si4713_i2c_adapter_template;  in si4713_register_i2c_adapter()
422 	radio->i2c_adapter.dev.parent = &radio->usbdev->dev;  in si4713_register_i2c_adapter()
423 	i2c_set_adapdata(&radio->i2c_adapter, radio);  in si4713_register_i2c_adapter()
425 	return i2c_add_adapter(&radio->i2c_adapter);  in si4713_register_i2c_adapter()
432 	struct si4713_usb_device *radio;  in usb_si4713_probe()  local
441 	radio = kzalloc(sizeof(struct si4713_usb_device), GFP_KERNEL);  in usb_si4713_probe()
442 	if (radio)  in usb_si4713_probe()
443 		radio->buffer = kmalloc(BUFFER_LENGTH, GFP_KERNEL);  in usb_si4713_probe()
445 	if (!radio || !radio->buffer) {  in usb_si4713_probe()
447 		kfree(radio);  in usb_si4713_probe()
451 	mutex_init(&radio->lock);  in usb_si4713_probe()
453 	radio->usbdev = interface_to_usbdev(intf);  in usb_si4713_probe()
454 	radio->intf = intf;  in usb_si4713_probe()
455 	usb_set_intfdata(intf, &radio->v4l2_dev);  in usb_si4713_probe()
457 	retval = si4713_start_seq(radio);  in usb_si4713_probe()
461 	retval = v4l2_device_register(&intf->dev, &radio->v4l2_dev);  in usb_si4713_probe()
467 	retval = si4713_register_i2c_adapter(radio);  in usb_si4713_probe()
473 	adapter = &radio->i2c_adapter;  in usb_si4713_probe()
474 	sd = v4l2_i2c_new_subdev_board(&radio->v4l2_dev, adapter,  in usb_si4713_probe()
476 	radio->v4l2_subdev = sd;  in usb_si4713_probe()
483 	radio->vdev.ctrl_handler = sd->ctrl_handler;  in usb_si4713_probe()
484 	radio->v4l2_dev.release = usb_si4713_video_device_release;  in usb_si4713_probe()
485 	strlcpy(radio->vdev.name, radio->v4l2_dev.name,  in usb_si4713_probe()
486 		sizeof(radio->vdev.name));  in usb_si4713_probe()
487 	radio->vdev.v4l2_dev = &radio->v4l2_dev;  in usb_si4713_probe()
488 	radio->vdev.fops = &usb_si4713_fops;  in usb_si4713_probe()
489 	radio->vdev.ioctl_ops = &usb_si4713_ioctl_ops;  in usb_si4713_probe()
490 	radio->vdev.lock = &radio->lock;  in usb_si4713_probe()
491 	radio->vdev.release = video_device_release_empty;  in usb_si4713_probe()
492 	radio->vdev.vfl_dir = VFL_DIR_TX;  in usb_si4713_probe()
494 	video_set_drvdata(&radio->vdev, radio);  in usb_si4713_probe()
496 	retval = video_register_device(&radio->vdev, VFL_TYPE_RADIO, -1);  in usb_si4713_probe()
503 			video_device_node_name(&radio->vdev));  in usb_si4713_probe()
510 	v4l2_device_unregister(&radio->v4l2_dev);  in usb_si4713_probe()
512 	kfree(radio->buffer);  in usb_si4713_probe()
513 	kfree(radio);  in usb_si4713_probe()
519 	struct si4713_usb_device *radio = to_si4713_dev(usb_get_intfdata(intf));  in usb_si4713_disconnect()  local
523 	mutex_lock(&radio->lock);  in usb_si4713_disconnect()
525 	video_unregister_device(&radio->vdev);  in usb_si4713_disconnect()
526 	v4l2_device_disconnect(&radio->v4l2_dev);  in usb_si4713_disconnect()
527 	mutex_unlock(&radio->lock);  in usb_si4713_disconnect()
528 	v4l2_device_put(&radio->v4l2_dev);  in usb_si4713_disconnect()