diff options
Diffstat (limited to 'include')
| -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 3cb9285df2d..1c56386de70 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -557,6 +557,18 @@ static inline int usb_endpoint_xfer_bulk(const struct usb_endpoint_descriptor *e } /** + * usb_endpoint_xfer_control - check if the endpoint has control transfer type + * @epd: endpoint to be checked + * + * Returns true if the endpoint is of type control, otherwise it returns false. + */ +static inline int usb_endpoint_xfer_control(const struct usb_endpoint_descriptor *epd) +{ + return ((epd->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == + USB_ENDPOINT_XFER_CONTROL); +} + +/** * usb_endpoint_xfer_int - check if the endpoint has interrupt transfer type * @epd: endpoint to be checked * |