xen: remove driver_data direct access of struct device from more drivers

In the near future, the driver core is going to not allow direct access
to the driver_data pointer in struct device.  Instead, the functions
dev_get_drvdata() and dev_set_drvdata() should be used.  These functions
have been around since the beginning, so are backwards compatible with
all older kernel versions.

Cc: xen-devel@lists.xensource.com
Cc: virtualization@lists.osdl.org
Acked-by: Chris Wright <chrisw@sous-sol.org>
Cc: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/input/xen-kbdfront.c b/drivers/input/xen-kbdfront.c
index 928d2ed8865f6b296b2fe9550d599b016d06f606..b115726dc088b169003a725ba29de8a4171e58a9 100644 (file)
--- a/drivers/input/xen-kbdfront.c
+++ b/drivers/input/xen-kbdfront.c
@@ -114,7 +114,7 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
                xenbus_dev_fatal(dev, -ENOMEM, "allocating info structure");
                return -ENOMEM;
        }
-       dev->dev.driver_data = info;
+       dev_set_drvdata(&dev->dev, info);
        info->xbdev = dev;
        info->irq = -1;
        snprintf(info->phys, sizeof(info->phys), "xenbus/%s", dev->nodename);
@@ -186,7 +186,7 @@ static int __devinit xenkbd_probe(struct xenbus_device *dev,
 
 static int xenkbd_resume(struct xenbus_device *dev)
 {
-       struct xenkbd_info *info = dev->dev.driver_data;
+       struct xenkbd_info *info = dev_get_drvdata(&dev->dev);
 
        xenkbd_disconnect_backend(info);
        memset(info->page, 0, PAGE_SIZE);
@@ -195,7 +195,7 @@ static int xenkbd_resume(struct xenbus_device *dev)
 
 static int xenkbd_remove(struct xenbus_device *dev)
 {
-       struct xenkbd_info *info = dev->dev.driver_data;
+       struct xenkbd_info *info = dev_get_drvdata(&dev->dev);
 
        xenkbd_disconnect_backend(info);
        if (info->kbd)
@@ -266,7 +266,7 @@ static void xenkbd_disconnect_backend(struct xenkbd_info *info)
 static void xenkbd_backend_changed(struct xenbus_device *dev,
                                   enum xenbus_state backend_state)
 {
-       struct xenkbd_info *info = dev->dev.driver_data;
+       struct xenkbd_info *info = dev_get_drvdata(&dev->dev);
        int ret, val;
 
        switch (backend_state) {

diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index f673253879024d18b90557be62b145feb7e99ec7..8d88daeed0c6e51c7b73046468a6e8a2606de77d 100644 (file)
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1212,7 +1212,7 @@ static int __devinit netfront_probe(struct xenbus_device *dev,
        }
 
        info = netdev_priv(netdev);
-       dev->dev.driver_data = info;
+       dev_set_drvdata(&dev->dev, info);
 
        err = register_netdev(info->netdev);
        if (err) {
@@ -1233,7 +1233,7 @@ static int __devinit netfront_probe(struct xenbus_device *dev,
 
  fail:
        free_netdev(netdev);
-       dev->dev.driver_data = NULL;
+       dev_set_drvdata(&dev->dev, NULL);
        return err;
 }
 
@@ -1275,7 +1275,7 @@ static void xennet_disconnect_backend(struct netfront_info *info)
  */
 static int netfront_resume(struct xenbus_device *dev)
 {
-       struct netfront_info *info = dev->dev.driver_data;
+       struct netfront_info *info = dev_get_drvdata(&dev->dev);
 
        dev_dbg(&dev->dev, "%s\n", dev->nodename);
 
@@ -1600,7 +1600,7 @@ static int xennet_connect(struct net_device *dev)
 static void backend_changed(struct xenbus_device *dev,
                            enum xenbus_state backend_state)
 {
-       struct netfront_info *np = dev->dev.driver_data;
+       struct netfront_info *np = dev_get_drvdata(&dev->dev);
        struct net_device *netdev = np->netdev;
 
        dev_dbg(&dev->dev, "%s\n", xenbus_strstate(backend_state));
@@ -1774,7 +1774,7 @@ static struct xenbus_device_id netfront_ids[] = {
 
 static int __devexit xennet_remove(struct xenbus_device *dev)
 {
-       struct netfront_info *info = dev->dev.driver_data;
+       struct netfront_info *info = dev_get_drvdata(&dev->dev);
 
        dev_dbg(&dev->dev, "%s\n", dev->nodename);
 

diff --git a/drivers/video/xen-fbfront.c b/drivers/video/xen-fbfront.c
index 2493f05e9f6176588c0f0fc3471097f62c8ae68d..15502d5e3641890f1f6646cc661b5e26d4755753 100644 (file)
--- a/drivers/video/xen-fbfront.c
+++ b/drivers/video/xen-fbfront.c
@@ -384,7 +384,7 @@ static int __devinit xenfb_probe(struct xenbus_device *dev,
                fb_size = XENFB_DEFAULT_FB_LEN;
        }
 
-       dev->dev.driver_data = info;
+       dev_set_drvdata(&dev->dev, info);
        info->xbdev = dev;
        info->irq = -1;
        info->x1 = info->y1 = INT_MAX;
@@ -503,7 +503,7 @@ xenfb_make_preferred_console(void)
 
 static int xenfb_resume(struct xenbus_device *dev)
 {
-       struct xenfb_info *info = dev->dev.driver_data;
+       struct xenfb_info *info = dev_get_drvdata(&dev->dev);
 
        xenfb_disconnect_backend(info);
        xenfb_init_shared_page(info, info->fb_info);
@@ -512,7 +512,7 @@ static int xenfb_resume(struct xenbus_device *dev)
 
 static int xenfb_remove(struct xenbus_device *dev)
 {
-       struct xenfb_info *info = dev->dev.driver_data;
+       struct xenfb_info *info = dev_get_drvdata(&dev->dev);
 
        xenfb_disconnect_backend(info);
        if (info->fb_info) {
@@ -621,7 +621,7 @@ static void xenfb_disconnect_backend(struct xenfb_info *info)
 static void xenfb_backend_changed(struct xenbus_device *dev,
                                  enum xenbus_state backend_state)
 {
-       struct xenfb_info *info = dev->dev.driver_data;
+       struct xenfb_info *info = dev_get_drvdata(&dev->dev);
        int val;
 
        switch (backend_state) {