diff options
Diffstat (limited to 'sys/dev/usb/usb_device.h')
| -rw-r--r-- | sys/dev/usb/usb_device.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/dev/usb/usb_device.h b/sys/dev/usb/usb_device.h index 24a5a4a..22e1560 100644 --- a/sys/dev/usb/usb_device.h +++ b/sys/dev/usb/usb_device.h @@ -162,7 +162,7 @@ struct usb_temp_setup { /* * The scratch area for USB devices. Access to this structure is - * protected by the enumeration SX lock. + * protected by the control SX lock. */ union usb_device_scratch { struct usb_hw_ep_scratch hw_ep_scratch[1]; @@ -183,6 +183,7 @@ struct usb_device { struct usb_udev_msg cs_msg[2]; struct sx enum_sx; struct sx sr_sx; + struct sx ctrl_sx; struct mtx device_mtx; struct cv ctrlreq_cv; struct cv ref_cv; @@ -320,6 +321,8 @@ uint8_t usbd_enum_lock_sig(struct usb_device *); void usbd_enum_unlock(struct usb_device *); void usbd_sr_lock(struct usb_device *); void usbd_sr_unlock(struct usb_device *); +uint8_t usbd_ctrl_lock(struct usb_device *); +void usbd_ctrl_unlock(struct usb_device *); uint8_t usbd_enum_is_locked(struct usb_device *); #if USB_HAVE_TT_SUPPORT |
