From 98be7feed42539492bc768ec287b204b186790c4 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Mon, 17 Jun 2013 13:09:43 +0200 Subject: [PATCH] backports: add USB_DEVICE_INTERFACE_NUMBER The original version also checked for bInterfaceNumber, which is only available in more recent kernel versions. Signed-off-by: Hauke Mehrtens --- backport/backport-include/linux/usb.h | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/backport/backport-include/linux/usb.h b/backport/backport-include/linux/usb.h index 6d27479b1d15..368da6c74bd9 100644 --- a/backport/backport-include/linux/usb.h +++ b/backport/backport-include/linux/usb.h @@ -37,6 +37,22 @@ .bInterfaceProtocol = (pr) #endif /* USB_VENDOR_AND_INTERFACE_INFO */ +#ifndef USB_DEVICE_INTERFACE_NUMBER +/** + * USB_DEVICE_INTERFACE_NUMBER - describe a usb device with a specific interface number + * @vend: the 16 bit USB Vendor ID + * @prod: the 16 bit USB Product ID + * @num: bInterfaceNumber value + * + * This macro is used to create a struct usb_device_id that matches a + * specific interface number of devices. + */ +#define USB_DEVICE_INTERFACE_NUMBER(vend, prod, num) \ + .match_flags = USB_DEVICE_ID_MATCH_DEVICE, \ + .idVendor = (vend), \ + .idProduct = (prod) +#endif /* USB_DEVICE_INTERFACE_NUMBER */ + #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,36) #ifdef CPTCFG_BACKPORT_OPTION_USB_URB_THREAD_FIX #define usb_scuttle_anchored_urbs LINUX_BACKPORT(usb_scuttle_anchored_urbs) -- 2.30.2