diff options
| -rw-r--r-- | drivers/usb/core/driver.c | 14 | ||||
| -rw-r--r-- | drivers/usb/core/usb.h | 2 |
2 files changed, 16 insertions, 0 deletions
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index d3787d084937..697898327b44 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -800,6 +800,20 @@ const struct usb_device_id *usb_match_id(struct usb_interface *interface, } EXPORT_SYMBOL_GPL(usb_match_id); +const struct usb_device_id *usb_device_match_id(struct usb_device *udev, + const struct usb_device_id *id) +{ + if (!id) + return NULL; + + for (; id->idVendor || id->idProduct ; id++) { + if (usb_match_device(udev, id)) + return id; + } + + return NULL; +} + static int usb_device_match(struct device *dev, struct device_driver *drv) { /* devices and interfaces are handled separately */ diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h index bbe24817315e..f1dc63848219 100644 --- a/drivers/usb/core/usb.h +++ b/drivers/usb/core/usb.h @@ -69,6 +69,8 @@ extern int usb_match_one_id_intf(struct usb_device *dev, const struct usb_device_id *id); extern int usb_match_device(struct usb_device *dev, const struct usb_device_id *id); +extern const struct usb_device_id *usb_device_match_id(struct usb_device *udev, + const struct usb_device_id *id); extern void usb_forced_unbind_intf(struct usb_interface *intf); extern void usb_unbind_and_rebind_marked_interfaces(struct usb_device *udev); |