50 static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value,
52 static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value,
59 u32 au0828_readreg(struct au0828_dev *dev, u16 reg)  in au0828_readreg()  argument
63 	recv_control_msg(dev, CMD_REQUEST_IN, 0, reg, &result, 1);  in au0828_readreg()
69 u32 au0828_writereg(struct au0828_dev *dev, u16 reg, u32 val)  in au0828_writereg()  argument
72 	return send_control_msg(dev, CMD_REQUEST_OUT, val, reg);  in au0828_writereg()
75 static int send_control_msg(struct au0828_dev *dev, u16 request, u32 value,  in send_control_msg()  argument
80 	if (dev->usbdev) {  in send_control_msg()
83 		status = usb_control_msg(dev->usbdev,  in send_control_msg()
84 				usb_sndctrlpipe(dev->usbdev, 0),  in send_control_msg()
102 static int recv_control_msg(struct au0828_dev *dev, u16 request, u32 value,  in recv_control_msg()  argument
106 	mutex_lock(&dev->mutex);  in recv_control_msg()
107 	if (dev->usbdev) {  in recv_control_msg()
108 		status = usb_control_msg(dev->usbdev,  in recv_control_msg()
109 				usb_rcvctrlpipe(dev->usbdev, 0),  in recv_control_msg()
113 				dev->ctrlmsg, size, 1000);  in recv_control_msg()
124 		memcpy(cp, dev->ctrlmsg, size);  in recv_control_msg()
126 	mutex_unlock(&dev->mutex);  in recv_control_msg()
130 static void au0828_usb_release(struct au0828_dev *dev)  in au0828_usb_release()  argument
133 	au0828_i2c_unregister(dev);  in au0828_usb_release()
135 	kfree(dev);  in au0828_usb_release()
141 	struct au0828_dev *dev =  in au0828_usb_v4l2_release()  local
144 	v4l2_ctrl_handler_free(&dev->v4l2_ctrl_hdl);  in au0828_usb_v4l2_release()
145 	v4l2_device_unregister(&dev->v4l2_dev);  in au0828_usb_v4l2_release()
146 	au0828_usb_release(dev);  in au0828_usb_v4l2_release()
152 	struct au0828_dev *dev = usb_get_intfdata(interface);  in au0828_usb_disconnect()  local
162 	set_bit(DEV_DISCONNECTED, &dev->dev_state);  in au0828_usb_disconnect()
164 	au0828_rc_unregister(dev);  in au0828_usb_disconnect()
166 	au0828_dvb_unregister(dev);  in au0828_usb_disconnect()
169 	mutex_lock(&dev->mutex);  in au0828_usb_disconnect()
170 	dev->usbdev = NULL;  in au0828_usb_disconnect()
171 	mutex_unlock(&dev->mutex);  in au0828_usb_disconnect()
174 		au0828_analog_unregister(dev);  in au0828_usb_disconnect()
175 		v4l2_device_disconnect(&dev->v4l2_dev);  in au0828_usb_disconnect()
176 		v4l2_device_put(&dev->v4l2_dev);  in au0828_usb_disconnect()
180 	au0828_usb_release(dev);  in au0828_usb_disconnect()
189 	struct au0828_dev *dev;  in au0828_usb_probe()  local
213 	dev = kzalloc(sizeof(*dev), GFP_KERNEL);  in au0828_usb_probe()
214 	if (dev == NULL) {  in au0828_usb_probe()
219 	mutex_init(&dev->lock);  in au0828_usb_probe()
220 	mutex_lock(&dev->lock);  in au0828_usb_probe()
221 	mutex_init(&dev->mutex);  in au0828_usb_probe()
222 	mutex_init(&dev->dvb.lock);  in au0828_usb_probe()
223 	dev->usbdev = usbdev;  in au0828_usb_probe()
224 	dev->boardnr = id->driver_info;  in au0828_usb_probe()
225 	dev->board = au0828_boards[dev->boardnr];  in au0828_usb_probe()
229 	dev->v4l2_dev.release = au0828_usb_v4l2_release;  in au0828_usb_probe()
232 	retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);  in au0828_usb_probe()
236 		mutex_unlock(&dev->lock);  in au0828_usb_probe()
237 		kfree(dev);  in au0828_usb_probe()
241 	retval = v4l2_ctrl_handler_init(&dev->v4l2_ctrl_hdl, 4);  in au0828_usb_probe()
245 		mutex_unlock(&dev->lock);  in au0828_usb_probe()
246 		kfree(dev);  in au0828_usb_probe()
249 	dev->v4l2_dev.ctrl_handler = &dev->v4l2_ctrl_hdl;  in au0828_usb_probe()
253 	au0828_write(dev, REG_600, 1 << 4);  in au0828_usb_probe()
256 	au0828_gpio_setup(dev);  in au0828_usb_probe()
259 	au0828_i2c_register(dev);  in au0828_usb_probe()
262 	au0828_card_setup(dev);  in au0828_usb_probe()
267 		au0828_analog_register(dev, interface);  in au0828_usb_probe()
271 	retval = au0828_dvb_register(dev);  in au0828_usb_probe()
277 	au0828_rc_register(dev);  in au0828_usb_probe()
283 	usb_set_intfdata(interface, dev);  in au0828_usb_probe()
286 		dev->board.name == NULL ? "Unset" : dev->board.name);  in au0828_usb_probe()
288 	mutex_unlock(&dev->lock);  in au0828_usb_probe()
296 	struct au0828_dev *dev = usb_get_intfdata(interface);  in au0828_suspend()  local
298 	if (!dev)  in au0828_suspend()
303 	au0828_rc_suspend(dev);  in au0828_suspend()
304 	au0828_v4l2_suspend(dev);  in au0828_suspend()
305 	au0828_dvb_suspend(dev);  in au0828_suspend()
314 	struct au0828_dev *dev = usb_get_intfdata(interface);  in au0828_resume()  local
315 	if (!dev)  in au0828_resume()
321 	au0828_write(dev, REG_600, 1 << 4);  in au0828_resume()
324 	au0828_gpio_setup(dev);  in au0828_resume()
326 	au0828_rc_resume(dev);  in au0828_resume()
327 	au0828_v4l2_resume(dev);  in au0828_resume()
328 	au0828_dvb_resume(dev);  in au0828_resume()