[ 21/66] USB: storage: Define a new macro for USB storage match rules

[Ben Hutchings]

3.2-stable review patch.  If anyone has any objections, please let me know.

------------------

From: fangxiaozhi <huananhu@xxxxxxxxxx>

commit 07c7be3d87e5cdaf5f94c271c516456364ef286c upstream.

1. Define a new macro for USB storage match rules:
    matching with Vendor ID and interface descriptors.

Signed-off-by: fangxiaozhi <huananhu@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
 drivers/usb/storage/usb.c          |   12 ++++++++++++
 drivers/usb/storage/usual-tables.c |   15 +++++++++++++++
 2 files changed, 27 insertions(+)

--- a/drivers/usb/storage/usb.c
+++ b/drivers/usb/storage/usb.c
@@ -120,6 +120,17 @@ MODULE_PARM_DESC(quirks, "supplemental l
 	.useTransport = use_transport,	\
 }
 
+#define UNUSUAL_VENDOR_INTF(idVendor, cl, sc, pr, \
+		vendor_name, product_name, use_protocol, use_transport, \
+		init_function, Flags) \
+{ \
+	.vendorName = vendor_name,	\
+	.productName = product_name,	\
+	.useProtocol = use_protocol,	\
+	.useTransport = use_transport,	\
+	.initFunction = init_function,	\
+}
+
 static struct us_unusual_dev us_unusual_dev_list[] = {
 #	include "unusual_devs.h" 
 	{ }		/* Terminating entry */
@@ -128,6 +139,7 @@ static struct us_unusual_dev us_unusual_
 #undef UNUSUAL_DEV
 #undef COMPLIANT_DEV
 #undef USUAL_DEV
+#undef UNUSUAL_VENDOR_INTF
 
 
 #ifdef CONFIG_PM	/* Minimal support for suspend and resume */
--- a/drivers/usb/storage/usual-tables.c
+++ b/drivers/usb/storage/usual-tables.c
@@ -46,6 +46,20 @@
 { USB_INTERFACE_INFO(USB_CLASS_MASS_STORAGE, useProto, useTrans), \
   .driver_info = ((useType)<<24) }
 
+/* Define the device is matched with Vendor ID and interface descriptors */
+#define UNUSUAL_VENDOR_INTF(id_vendor, cl, sc, pr, \
+			vendorName, productName, useProtocol, useTransport, \
+			initFunction, flags) \
+{ \
+	.match_flags = USB_DEVICE_ID_MATCH_INT_INFO \
+				| USB_DEVICE_ID_MATCH_VENDOR, \
+	.idVendor    = (id_vendor), \
+	.bInterfaceClass = (cl), \
+	.bInterfaceSubClass = (sc), \
+	.bInterfaceProtocol = (pr), \
+	.driver_info = (flags) \
+}
+
 struct usb_device_id usb_storage_usb_ids[] = {
 #	include "unusual_devs.h"
 	{ }		/* Terminating entry */
@@ -57,6 +71,7 @@ MODULE_DEVICE_TABLE(usb, usb_storage_usb
 #undef UNUSUAL_DEV
 #undef COMPLIANT_DEV
 #undef USUAL_DEV
+#undef UNUSUAL_VENDOR_INTF
 
 
 /*


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