usb: Add quirk detection based on interface information
authorLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Thu, 19 Jul 2012 10:39:13 +0000 (12:39 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 14 Apr 2014 13:44:22 +0000 (06:44 -0700)
commita85e474e00d762b1a20d912c003daa64c42cc74e
tree081a8311f6ee82be98aae898a1eff5ee716f75a4
parent96ff7eff36f9f756726dbde657b020cd4469de8d
usb: Add quirk detection based on interface information

commit 80da2e0df5af700518611b7d1cc4fc9945bcaf95 upstream.

When a whole class of devices (possibly from a specific vendor, or
across multiple vendors) require a quirk, explictly listing all devices
in the class make the quirks table unnecessarily large. Fix this by
allowing matching devices based on interface information.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Cc: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/core/driver.c
drivers/usb/core/hub.c
drivers/usb/core/quirks.c
drivers/usb/core/usb.h