X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fusb%2Fgadget%2Fzero.c;h=a2e6e3fc8c8d731b516ec3880ea3a987f3098438;hb=9d8bab58b758cd5a96d368a8cc64111c9ab50407;hp=ec9c424f1d9706e59fa6a31612c96cacfdbd75ab;hpb=55016f10e31bb15b85d8c500f979dfdceb37d548;p=safe%2Fjmp%2Flinux-2.6

diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c
index ec9c424..a2e6e3f 100644
--- a/drivers/usb/gadget/zero.c
+++ b/drivers/usb/gadget/zero.c
@@ -62,14 +62,11 @@
 #define DEBUG 1
 // #define VERBOSE
 
-#include <linux/config.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/delay.h>
 #include <linux/ioport.h>
-#include <linux/sched.h>
 #include <linux/slab.h>
-#include <linux/smp_lock.h>
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/timer.h>
@@ -85,7 +82,7 @@
 #include <asm/system.h>
 #include <asm/unaligned.h>
 
-#include <linux/usb_ch9.h>
+#include <linux/usb/ch9.h>
 #include <linux/usb_gadget.h>
 
 #include "gadget_chips.h"
@@ -165,8 +162,8 @@ static unsigned buflen = 4096;
 static unsigned qlen = 32;
 static unsigned pattern = 0;
 
-module_param (buflen, uint, S_IRUGO|S_IWUSR);
-module_param (qlen, uint, S_IRUGO|S_IWUSR);
+module_param (buflen, uint, S_IRUGO);
+module_param (qlen, uint, S_IRUGO);
 module_param (pattern, uint, S_IRUGO|S_IWUSR);
 
 /*
@@ -484,8 +481,7 @@ alloc_ep_req (struct usb_ep *ep, unsigned length)
 	req = usb_ep_alloc_request (ep, GFP_ATOMIC);
 	if (req) {
 		req->length = length;
-		req->buf = usb_ep_alloc_buffer (ep, length,
-				&req->dma, GFP_ATOMIC);
+		req->buf = kmalloc(length, GFP_ATOMIC);
 		if (!req->buf) {
 			usb_ep_free_request (ep, req);
 			req = NULL;
@@ -496,8 +492,7 @@ alloc_ep_req (struct usb_ep *ep, unsigned length)
 
 static void free_ep_req (struct usb_ep *ep, struct usb_request *req)
 {
-	if (req->buf)
-		usb_ep_free_buffer (ep, req->buf, req->dma, req->length);
+	kfree(req->buf);
 	usb_ep_free_request (ep, req);
 }
 
@@ -572,9 +567,10 @@ static void source_sink_complete (struct usb_ep *ep, struct usb_request *req)
 	switch (status) {
 
 	case 0: 			/* normal completion? */
-		if (ep == dev->out_ep)
+		if (ep == dev->out_ep) {
 			check_read_data (dev, ep, req);
-		else
+			memset (req->buf, 0x55, req->length);
+		} else
 			reinit_write_data (dev, ep, req);
 		break;
 
@@ -626,6 +622,8 @@ source_sink_start_ep (struct usb_ep *ep, gfp_t gfp_flags)
 
 	if (strcmp (ep->name, EP_IN_NAME) == 0)
 		reinit_write_data (ep->driver_data, ep, req);
+	else
+		memset (req->buf, 0x55, req->length);
 
 	status = usb_ep_queue (ep, req, gfp_flags);
 	if (status) {
@@ -1119,7 +1117,7 @@ zero_autoresume (unsigned long _dev)
 
 /*-------------------------------------------------------------------------*/
 
-static void
+static void /* __init_or_exit */
 zero_unbind (struct usb_gadget *gadget)
 {
 	struct zero_dev		*dev = get_gadget_data (gadget);
@@ -1127,14 +1125,16 @@ zero_unbind (struct usb_gadget *gadget)
 	DBG (dev, "unbind\n");
 
 	/* we've already been disconnected ... no i/o is active */
-	if (dev->req)
+	if (dev->req) {
+		dev->req->length = USB_BUFSIZ;
 		free_ep_req (gadget->ep0, dev->req);
+	}
 	del_timer_sync (&dev->resume);
 	kfree (dev);
 	set_gadget_data (gadget, NULL);
 }
 
-static int
+static int __init
 zero_bind (struct usb_gadget *gadget)
 {
 	struct zero_dev		*dev;
@@ -1186,10 +1186,9 @@ autoconf_fail:
 
 
 	/* ok, we made sense of the hardware ... */
-	dev = kmalloc (sizeof *dev, SLAB_KERNEL);
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
 	if (!dev)
 		return -ENOMEM;
-	memset (dev, 0, sizeof *dev);
 	spin_lock_init (&dev->lock);
 	dev->gadget = gadget;
 	set_gadget_data (gadget, dev);
@@ -1198,8 +1197,7 @@ autoconf_fail:
 	dev->req = usb_ep_alloc_request (gadget->ep0, GFP_KERNEL);
 	if (!dev->req)
 		goto enomem;
-	dev->req->buf = usb_ep_alloc_buffer (gadget->ep0, USB_BUFSIZ,
-				&dev->req->dma, GFP_KERNEL);
+	dev->req->buf = kmalloc(USB_BUFSIZ, GFP_KERNEL);
 	if (!dev->req->buf)
 		goto enomem;
 
@@ -1222,12 +1220,6 @@ autoconf_fail:
 		loopback_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
 	}
 
-	if (gadget->is_otg) {
-		otg_descriptor.bmAttributes |= USB_OTG_HNP,
-		source_sink_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
-		loopback_config.bmAttributes |= USB_CONFIG_ATT_WAKEUP;
-	}
-
 	usb_gadget_set_selfpowered (gadget);
 
 	init_timer (&dev->resume);
@@ -1245,7 +1237,7 @@ autoconf_fail:
 		EP_OUT_NAME, EP_IN_NAME);
 
 	snprintf (manufacturer, sizeof manufacturer, "%s %s with %s",
-		system_utsname.sysname, system_utsname.release,
+		init_utsname()->sysname, init_utsname()->release,
 		gadget->name);
 
 	return 0;
@@ -1292,7 +1284,7 @@ static struct usb_gadget_driver zero_driver = {
 #endif
 	.function	= (char *) longname,
 	.bind		= zero_bind,
-	.unbind		= zero_unbind,
+	.unbind		= __exit_p(zero_unbind),
 
 	.setup		= zero_setup,
 	.disconnect	= zero_disconnect,
@@ -1302,9 +1294,7 @@ static struct usb_gadget_driver zero_driver = {
 
 	.driver 	= {
 		.name		= (char *) shortname,
-		// .shutdown = ...
-		// .suspend = ...
-		// .resume = ...
+		.owner		= THIS_MODULE,
 	},
 };