45 	struct vprbrd *vb = (struct vprbrd *)i2c->algo_data;  in vprbrd_i2c_status()  local
50 	ret = usb_control_msg(vb->usb_dev, usb_rcvctrlpipe(vb->usb_dev, 0),  in vprbrd_i2c_status()
118 static int vprbrd_i2c_read(struct vprbrd *vb, struct i2c_msg *msg)  in vprbrd_i2c_read()  argument
123 		(struct vprbrd_i2c_read_msg *)vb->buf;  in vprbrd_i2c_read()
205 		ret = vprbrd_i2c_receive(vb->usb_dev, rmsg, len1);  in vprbrd_i2c_read()
213 			ret = vprbrd_i2c_receive(vb->usb_dev, rmsg, len2);  in vprbrd_i2c_read()
223 static int vprbrd_i2c_write(struct vprbrd *vb, struct i2c_msg *msg)  in vprbrd_i2c_write()  argument
229 		(struct vprbrd_i2c_write_msg *)vb->buf;  in vprbrd_i2c_write()
260 		ret = usb_bulk_msg(vb->usb_dev,  in vprbrd_i2c_write()
261 			usb_sndbulkpipe(vb->usb_dev,  in vprbrd_i2c_write()
276 	struct vprbrd *vb = (struct vprbrd *)i2c->algo_data;  in vprbrd_i2c_xfer()  local
278 		(struct vprbrd_i2c_addr_msg *)vb->buf;  in vprbrd_i2c_xfer()
279 	struct vprbrd_i2c_status *smsg = (struct vprbrd_i2c_status *)vb->buf;  in vprbrd_i2c_xfer()
291 		mutex_lock(&vb->lock);  in vprbrd_i2c_xfer()
302 			ret = vprbrd_i2c_addr(vb->usb_dev, amsg);  in vprbrd_i2c_xfer()
306 			ret = vprbrd_i2c_read(vb, pmsg);  in vprbrd_i2c_xfer()
318 			ret = vprbrd_i2c_write(vb, pmsg);  in vprbrd_i2c_xfer()
327 			ret = vprbrd_i2c_addr(vb->usb_dev, amsg);  in vprbrd_i2c_xfer()
338 		mutex_unlock(&vb->lock);  in vprbrd_i2c_xfer()
342 	mutex_unlock(&vb->lock);  in vprbrd_i2c_xfer()
364 	struct vprbrd *vb = dev_get_drvdata(pdev->dev.parent);  in vprbrd_i2c_probe()  local
378 	vb_i2c->i2c.algo_data = vb;  in vprbrd_i2c_probe()
384 		 vb->usb_dev->bus->busnum, vb->usb_dev->devnum);  in vprbrd_i2c_probe()
389 		pipe = usb_sndctrlpipe(vb->usb_dev, 0);  in vprbrd_i2c_probe()
390 		ret = usb_control_msg(vb->usb_dev, pipe,  in vprbrd_i2c_probe()