interface = usb_find_interface(&lcd_driver, subminor);
if (!interface) {
mutex_unlock(&lcd_mutex);
- err("USBLCD: %s - error, can't find device for minor %d",
- __func__, subminor);
+ printk(KERN_ERR "USBLCD: %s - error, can't find device for minor %d\n",
+ __func__, subminor);
return -ENODEV;
}
/* send the data out the bulk port */
retval = usb_submit_urb(urb, GFP_KERNEL);
if (retval) {
- err("USBLCD: %s - failed submitting write urb, error %d",
- __func__, retval);
+ dev_err(&dev->udev->dev,
+ "%s - failed submitting write urb, error %d\n",
+ __func__, retval);
goto error_unanchor;
}
/* allocate memory for our device state and initialize it */
dev = kzalloc(sizeof(*dev), GFP_KERNEL);
if (dev == NULL) {
- err("Out of memory");
+ dev_err(&interface->dev, "Out of memory\n");
goto error;
}
kref_init(&dev->kref);
dev->bulk_in_endpointAddr = endpoint->bEndpointAddress;
dev->bulk_in_buffer = kmalloc(buffer_size, GFP_KERNEL);
if (!dev->bulk_in_buffer) {
- err("Could not allocate bulk_in_buffer");
+ dev_err(&interface->dev,
+ "Could not allocate bulk_in_buffer\n");
goto error;
}
}
}
}
if (!(dev->bulk_in_endpointAddr && dev->bulk_out_endpointAddr)) {
- err("Could not find both bulk-in and bulk-out endpoints");
+ dev_err(&interface->dev,
+ "Could not find both bulk-in and bulk-out endpoints\n");
goto error;
}
retval = usb_register_dev(interface, &lcd_class);
if (retval) {
/* something prevented us from registering this driver */
- err("Not able to get a minor for this device.");
+ dev_err(&interface->dev,
+ "Not able to get a minor for this device.\n");
usb_set_intfdata(interface, NULL);
goto error;
}