diff options
Diffstat (limited to 'include/linux/usb')
| -rw-r--r-- | include/linux/usb/ch9.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h index da2ed77d3e8..b0f7e9f5717 100644 --- a/include/linux/usb/ch9.h +++ b/include/linux/usb/ch9.h @@ -808,4 +808,14 @@ enum usb_device_state { */ }; +/*-------------------------------------------------------------------------*/ + +/* + * As per USB compliance update, a device that is actively drawing + * more than 100mA from USB must report itself as bus-powered in + * the GetStatus(DEVICE) call. + * http://compliance.usb.org/index.asp?UpdateFile=Electrical&Format=Standard#34 + */ +#define USB_SELF_POWER_VBUS_MAX_DRAW 100 + #endif /* __LINUX_USB_CH9_H */ |