[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>
diff --git a/drivers/input/tsdev.c b/drivers/input/tsdev.c
index 75e1657..ca15479 100644
--- a/drivers/input/tsdev.c
+++ b/drivers/input/tsdev.c
@@ -368,6 +368,7 @@
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 @@
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 @@
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;
