diff options
Diffstat (limited to 'drivers/usb/core/driver.c')
| -rw-r--r-- | drivers/usb/core/driver.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 697898327b44..9d1502a9571d 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -818,13 +818,24 @@ static int usb_device_match(struct device *dev, struct device_driver *drv) { /* devices and interfaces are handled separately */ if (is_usb_device(dev)) { + struct usb_device *udev; + struct usb_device_driver *udrv; /* interface drivers never match devices */ if (!is_usb_device_driver(drv)) return 0; - /* TODO: Add real matching code */ - return 1; + udev = to_usb_device(dev); + udrv = to_usb_device_driver(drv); + + if (udrv->id_table && + usb_device_match_id(udev, udrv->id_table) != NULL) { + return 1; + } + + if (udrv->match) + return udrv->match(udev); + return 0; } else if (is_usb_interface(dev)) { struct usb_interface *intf; |