1 files changed, 13 insertions, 49 deletions

diff --git a/drivers/usb/gadget/ncm.c b/drivers/usb/gadget/ncm.c
index 89530034dff..a22ad9af056 100644
--- a/drivers/usb/gadget/ncm.c
+++ b/drivers/usb/gadget/ncm.c
@@ -20,8 +20,8 @@
 /* #define VERBOSE_DEBUG */
 
 #include <linux/kernel.h>
-#include <linux/utsname.h>
-
+#include <linux/module.h>
+#include <linux/usb/composite.h>
 
 #include "u_ether.h"
 
@@ -36,11 +36,6 @@
  * the runtime footprint, and giving us at least some parts of what
  * a "gcc --combine ... part1.c part2.c part3.c ... " build would.
  */
-#include "composite.c"
-#include "usbstring.c"
-#include "config.c"
-#include "epautoconf.c"
-
 #include "f_ncm.c"
 #include "u_ether.c"
 
@@ -57,6 +52,7 @@
 #define CDC_PRODUCT_NUM		0xa4a1	/* Linux-USB Ethernet Gadget */
 
 /*-------------------------------------------------------------------------*/
+USB_GADGET_COMPOSITE_OPTIONS();
 
 static struct usb_device_descriptor device_desc = {
 	.bLength =		sizeof device_desc,
@@ -97,17 +93,11 @@ static const struct usb_descriptor_header *otg_desc[] = {
 	NULL,
 };
 
-
 /* string IDs are assigned dynamically */
-
-#define STRING_MANUFACTURER_IDX		0
-#define STRING_PRODUCT_IDX		1
-
-static char manufacturer[50];
-
 static struct usb_string strings_dev[] = {
-	[STRING_MANUFACTURER_IDX].s = manufacturer,
-	[STRING_PRODUCT_IDX].s = DRIVER_DESC,
+	[USB_GADGET_MANUFACTURER_IDX].s = "",
+	[USB_GADGET_PRODUCT_IDX].s = DRIVER_DESC,
+	[USB_GADGET_SERIAL_IDX].s = "",
 	{  } /* end of list */
 };
 
@@ -149,7 +139,6 @@ static struct usb_configuration ncm_config_driver = {
 
 static int __init gncm_bind(struct usb_composite_dev *cdev)
 {
-	int			gcnum;
 	struct usb_gadget	*gadget = cdev->gadget;
 	int			status;
 
@@ -158,48 +147,22 @@ static int __init gncm_bind(struct usb_composite_dev *cdev)
 	if (status < 0)
 		return status;
 
-	gcnum = usb_gadget_controller_number(gadget);
-	if (gcnum >= 0)
-		device_desc.bcdDevice = cpu_to_le16(0x0300 | gcnum);
-	else {
-		/* We assume that can_support_ecm() tells the truth;
-		 * but if the controller isn't recognized at all then
-		 * that assumption is a bit more likely to be wrong.
-		 */
-		dev_warn(&gadget->dev,
-			 "controller '%s' not recognized; trying %s\n",
-			 gadget->name,
-			 ncm_config_driver.label);
-		device_desc.bcdDevice =
-			cpu_to_le16(0x0300 | 0x0099);
-	}
-
-
 	/* Allocate string descriptor numbers ... note that string
 	 * contents can be overridden by the composite_dev glue.
 	 */
 
-	/* device descriptor strings: manufacturer, product */
-	snprintf(manufacturer, sizeof manufacturer, "%s %s with %s",
-		init_utsname()->sysname, init_utsname()->release,
-		gadget->name);
-	status = usb_string_id(cdev);
-	if (status < 0)
-		goto fail;
-	strings_dev[STRING_MANUFACTURER_IDX].id = status;
-	device_desc.iManufacturer = status;
-
-	status = usb_string_id(cdev);
+	status = usb_string_ids_tab(cdev, strings_dev);
 	if (status < 0)
 		goto fail;
-	strings_dev[STRING_PRODUCT_IDX].id = status;
-	device_desc.iProduct = status;
+	device_desc.iManufacturer = strings_dev[USB_GADGET_MANUFACTURER_IDX].id;
+	device_desc.iProduct = strings_dev[USB_GADGET_PRODUCT_IDX].id;
 
 	status = usb_add_config(cdev, &ncm_config_driver,
 				ncm_do_config);
 	if (status < 0)
 		goto fail;
 
+	usb_composite_overwrite_options(cdev, &coverwrite);
 	dev_info(&gadget->dev, "%s\n", DRIVER_DESC);
 
 	return 0;
@@ -215,11 +178,12 @@ static int __exit gncm_unbind(struct usb_composite_dev *cdev)
 	return 0;
 }
 
-static struct usb_composite_driver ncm_driver = {
+static __refdata struct usb_composite_driver ncm_driver = {
 	.name		= "g_ncm",
 	.dev		= &device_desc,
 	.strings	= dev_strings,
 	.max_speed	= USB_SPEED_HIGH,
+	.bind		= gncm_bind,
 	.unbind		= __exit_p(gncm_unbind),
 };
 
@@ -229,7 +193,7 @@ MODULE_LICENSE("GPL");
 
 static int __init init(void)
 {
-	return usb_composite_probe(&ncm_driver, gncm_bind);
+	return usb_composite_probe(&ncm_driver);
 }
 module_init(init);