summaryrefslogtreecommitdiff
path: root/include/linux/usb.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index b79925dd2b41..246945be000c 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -734,6 +734,17 @@ static inline bool usb_device_no_sg_constraint(struct usb_device *udev)
/* for drivers using iso endpoints */
extern int usb_get_current_frame_number(struct usb_device *usb_dev);
+extern int usb_sec_event_ring_setup(struct usb_device *dev,
+ unsigned intr_num);
+extern int usb_sec_event_ring_cleanup(struct usb_device *dev,
+ unsigned intr_num);
+
+extern dma_addr_t
+usb_get_sec_event_ring_dma_addr(struct usb_device *dev,
+ unsigned intr_num);
+extern dma_addr_t usb_get_dcba_dma_addr(struct usb_device *dev);
+extern dma_addr_t usb_get_xfer_ring_dma_addr(struct usb_device *dev,
+ struct usb_host_endpoint *ep);
/* Sets up a group of bulk endpoints to support multiple stream IDs. */
extern int usb_alloc_streams(struct usb_interface *interface,