[PATCH] INPUT: Create symlinks for backwards compatibility

This creates symlinks in /sys/class/input/ to the nested class devices
to help userspace cope with the nesting.

Unfortunatly udev still needs to be updated as it can't handle symlinks
properly here :(

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 8 insertions, 2 deletions

diff --git a/drivers/input/tsdev.c b/drivers/input/tsdev.c
index 75e165736655..ca1547929d62 100644
--- a/drivers/input/tsdev.c
+++ b/drivers/input/tsdev.c
@@ -368,6 +368,7 @@ static struct input_handle *tsdev_connect(struct input_handler *handler,
                                           struct input_device_id *id)
 {
         struct tsdev *tsdev;
+        struct class_device *cdev;
         int minor, delta;
 
         for (minor = 0; minor < TSDEV_MINORS/2 && tsdev_table[minor];
@@ -409,9 +410,13 @@ static struct input_handle *tsdev_connect(struct input_handler *handler,
 
         tsdev_table[minor] = tsdev;
 
-        class_device_create(&input_class, &dev->cdev,
+        cdev = class_device_create(&input_class, &dev->cdev,
                         MKDEV(INPUT_MAJOR, TSDEV_MINOR_BASE + minor),
-                        dev->cdev.dev, "ts%d", minor);
+                        dev->cdev.dev, tsdev->name);
+
+        /* temporary symlink to keep userspace happy */
+        sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
+                          tsdev->name);
 
         return &tsdev->handle;
 }
@@ -421,6 +426,7 @@ static void tsdev_disconnect(struct input_handle *handle)
         struct tsdev *tsdev = handle->private;
         struct tsdev_list *list;
 
+        sysfs_remove_link(&input_class.subsys.kset.kobj, tsdev->name);
         class_device_destroy(&input_class,
                         MKDEV(INPUT_MAJOR, TSDEV_MINOR_BASE + tsdev->minor));
         tsdev->exist = 0;