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authorOliver Neukum <oliver@neukum.org>2008-08-25 22:40:25 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2008-10-17 14:41:02 -0700
commit1987625226a918cd20c334ffce5e2a224cba0718 (patch)
tree4502ac6292f22c72f1d15fb649d99565e83b7e0a /include/linux/usb.h
parentc0f082c5367a02e8493d779e16ad336167e14718 (diff)
downloadblackbird-op-linux-1987625226a918cd20c334ffce5e2a224cba0718.tar.gz
blackbird-op-linux-1987625226a918cd20c334ffce5e2a224cba0718.zip
USB: anchor API changes needed for btusb
This extends the anchor API as btusb needs for autosuspend. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/usb.h')
-rw-r--r--include/linux/usb.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h
index d97927970f54..8fa973bede5e 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -1469,6 +1469,9 @@ extern void usb_anchor_urb(struct urb *urb, struct usb_anchor *anchor);
extern void usb_unanchor_urb(struct urb *urb);
extern int usb_wait_anchor_empty_timeout(struct usb_anchor *anchor,
unsigned int timeout);
+extern struct urb *usb_get_from_anchor(struct usb_anchor *anchor);
+extern void usb_scuttle_anchored_urbs(struct usb_anchor *anchor);
+extern int usb_anchor_empty(struct usb_anchor *anchor);
/**
* usb_urb_dir_in - check if an URB describes an IN transfer
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