diff options
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index d2465bc0e73c..447a7e2fc19b 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -1862,6 +1862,18 @@ extern void usb_unregister_notify(struct notifier_block *nb); /* debugfs stuff */ extern struct dentry *usb_debug_root; +/* LED triggers */ +enum usb_led_event { + USB_LED_EVENT_HOST = 0, + USB_LED_EVENT_GADGET = 1, +}; + +#ifdef CONFIG_USB_LED_TRIG +extern void usb_led_activity(enum usb_led_event ev); +#else +static inline void usb_led_activity(enum usb_led_event ev) {} +#endif + #endif /* __KERNEL__ */ #endif |