diff options
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 2511f1e5b114d..375ee6e202dbe 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -55,7 +55,8 @@ struct ep_device; * @eusb2_isoc_ep_comp: eUSB2 isoc companion descriptor for this endpoint * @urb_list: urbs queued to this endpoint; maintained by usbcore * @hcpriv: for use by HCD; typically holds hardware dma queue head (QH) - * with one or more transfer descriptors (TDs) per urb + * with one or more transfer descriptors (TDs) per urb; must be preserved + * by core while BW is allocated for the endpoint * @ep_dev: ep_device for sysfs info * @extra: descriptors following this endpoint in the configuration * @extralen: how many bytes of "extra" are valid |