[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>
This commit is contained in:
Greg Kroah-Hartman
2005-10-27 22:25:43 -07:00
parent ea9f240bd8
commit c9bcd582df
4 changed files with 32 additions and 8 deletions

View File

@@ -448,6 +448,7 @@ static struct file_operations joydev_fops = {
static struct input_handle *joydev_connect(struct input_handler *handler, struct input_dev *dev, struct input_device_id *id)
{
struct joydev *joydev;
struct class_device *cdev;
int i, j, t, minor;
for (minor = 0; minor < JOYDEV_MINORS && joydev_table[minor]; minor++);
@@ -513,9 +514,13 @@ static struct input_handle *joydev_connect(struct input_handler *handler, struct
joydev_table[minor] = joydev;
class_device_create(&input_class, &dev->cdev,
cdev = class_device_create(&input_class, &dev->cdev,
MKDEV(INPUT_MAJOR, JOYDEV_MINOR_BASE + minor),
dev->cdev.dev, "js%d", minor);
dev->cdev.dev, joydev->name);
/* temporary symlink to keep userspace happy */
sysfs_create_link(&input_class.subsys.kset.kobj, &cdev->kobj,
joydev->name);
return &joydev->handle;
}
@@ -525,6 +530,7 @@ static void joydev_disconnect(struct input_handle *handle)
struct joydev *joydev = handle->private;
struct joydev_list *list;
sysfs_remove_link(&input_class.subsys.kset.kobj, joydev->name);
class_device_destroy(&input_class, MKDEV(INPUT_MAJOR, JOYDEV_MINOR_BASE + joydev->minor));
joydev->exist = 0;