From cb9def4dff9fe7e3d3114eba4e2d89f52265e22c Mon Sep 17 00:00:00 2001 From: Dmitry Torokhov Date: Wed, 7 Mar 2007 23:20:26 -0500 Subject: Input: let driver core create class device attribute groups Rely on device core to create attribute groups for input devices instead of open-coding it. Signed-off-by: Dmitry Torokhov --- drivers/input/input.c | 29 ++++++++--------------------- 1 file changed, 8 insertions(+), 21 deletions(-) (limited to 'drivers') diff --git a/drivers/input/input.c b/drivers/input/input.c index 9b3bfce..4486402 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -754,6 +754,13 @@ static struct attribute_group input_dev_caps_attr_group = { .attrs = input_dev_caps_attrs, }; +static struct attribute_group *input_dev_attr_groups[] = { + &input_dev_attr_group, + &input_dev_id_attr_group, + &input_dev_caps_attr_group, + NULL +}; + static void input_dev_release(struct class_device *class_dev) { struct input_dev *dev = to_input_dev(class_dev); @@ -907,6 +914,7 @@ struct input_dev *input_allocate_device(void) dev = kzalloc(sizeof(struct input_dev), GFP_KERNEL); if (dev) { dev->cdev.class = &input_class; + dev->cdev.groups = input_dev_attr_groups; class_device_initialize(&dev->cdev); mutex_init(&dev->mutex); INIT_LIST_HEAD(&dev->h_list); @@ -979,18 +987,6 @@ int input_register_device(struct input_dev *dev) if (error) return error; - error = sysfs_create_group(&dev->cdev.kobj, &input_dev_attr_group); - if (error) - goto fail1; - - error = sysfs_create_group(&dev->cdev.kobj, &input_dev_id_attr_group); - if (error) - goto fail2; - - error = sysfs_create_group(&dev->cdev.kobj, &input_dev_caps_attr_group); - if (error) - goto fail3; - path = kobject_get_path(&dev->cdev.kobj, GFP_KERNEL); printk(KERN_INFO "input: %s as %s\n", dev->name ? dev->name : "Unspecified device", path ? path : "N/A"); @@ -1008,11 +1004,6 @@ int input_register_device(struct input_dev *dev) input_wakeup_procfs_readers(); return 0; - - fail3: sysfs_remove_group(&dev->cdev.kobj, &input_dev_id_attr_group); - fail2: sysfs_remove_group(&dev->cdev.kobj, &input_dev_attr_group); - fail1: class_device_del(&dev->cdev); - return error; } EXPORT_SYMBOL(input_register_device); @@ -1037,10 +1028,6 @@ void input_unregister_device(struct input_dev *dev) list_del_init(&dev->node); - sysfs_remove_group(&dev->cdev.kobj, &input_dev_caps_attr_group); - sysfs_remove_group(&dev->cdev.kobj, &input_dev_id_attr_group); - sysfs_remove_group(&dev->cdev.kobj, &input_dev_attr_group); - class_device_unregister(&dev->cdev); input_wakeup_procfs_readers(); -- cgit v1.1