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| author | Alan Stern <stern@rowland.harvard.edu> | 2005-11-23 12:09:52 -0500 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2006-01-04 13:48:35 -0800 |
| commit | 12c3da346eb81b6a281031f62eda3bca993dff5a (patch) | |
| tree | 428ac85a5ebf1564aa4254dcf625174ef36452d9 /include/linux/usb.h | |
| parent | 55c527187c9d78f840b284d596a0b298bc1493af (diff) | |
| download | lwn-12c3da346eb81b6a281031f62eda3bca993dff5a.tar.gz lwn-12c3da346eb81b6a281031f62eda3bca993dff5a.zip | |
[PATCH] USB: Store port number in usb_device
This patch (as610) adds a field to struct usb_device to store the device's
port number. This allows us to remove several loops in the hub driver
(searching for a particular device among all the entries in the parent's
array of children).
Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include/linux/usb.h')
| -rw-r--r-- | include/linux/usb.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/usb.h b/include/linux/usb.h index 27575e678a7c..e59d1bd52d4f 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -348,6 +348,7 @@ struct usb_device { char **rawdescriptors; /* Raw descriptors for each config */ unsigned short bus_mA; /* Current available from the bus */ + u8 portnum; /* Parent port number (origin 1) */ int have_langid; /* whether string_langid is valid */ int string_langid; /* language ID for strings */ |