diff options
Diffstat (limited to 'drivers/usb/core/generic.c')
| -rw-r--r-- | drivers/usb/core/generic.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/usb/core/generic.c b/drivers/usb/core/generic.c index 740342a2812a..dcb897158228 100644 --- a/drivers/usb/core/generic.c +++ b/drivers/usb/core/generic.c @@ -59,10 +59,17 @@ int usb_choose_configuration(struct usb_device *udev) int num_configs; int insufficient_power = 0; struct usb_host_config *c, *best; + struct usb_device_driver *udriver = to_usb_device_driver(udev->dev.driver); if (usb_device_is_owned(udev)) return 0; + if (udriver->choose_configuration) { + i = udriver->choose_configuration(udev); + if (i >= 0) + return i; + } + best = NULL; c = udev->config; num_configs = udev->descriptor.bNumConfigurations; |