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authorMichael Brown2015-05-08 17:50:47 +0200
committerMichael Brown2015-05-09 21:09:08 +0200
commita66fd8920df1e0a534d0a8ed68adb6143a304a66 (patch)
tree8068a0cdaed2b181c35bfab53e5b1465fd93d920 /src/include
parent[ehci] Poll child companion controllers after disowning port (diff)
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[usb] Add find_usb_bus_by_location() helper function
Signed-off-by: Michael Brown <mcb30@ipxe.org>
Diffstat (limited to 'src/include')
-rw-r--r--src/include/ipxe/usb.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/include/ipxe/usb.h b/src/include/ipxe/usb.h
index ee826bc11..eb5b99f8a 100644
--- a/src/include/ipxe/usb.h
+++ b/src/include/ipxe/usb.h
@@ -1211,6 +1211,8 @@ extern struct usb_bus * alloc_usb_bus ( struct device *dev,
extern int register_usb_bus ( struct usb_bus *bus );
extern void unregister_usb_bus ( struct usb_bus *bus );
extern void free_usb_bus ( struct usb_bus *bus );
+extern struct usb_bus * find_usb_bus_by_location ( unsigned int bus_type,
+ unsigned int location );
extern int usb_alloc_address ( struct usb_bus *bus );
extern void usb_free_address ( struct usb_bus *bus, unsigned int address );