1878 	struct mport_dev *chdev;  in mport_cdev_open()  local
1887 	chdev = container_of(inode->i_cdev, struct mport_dev, cdev);  in mport_cdev_open()
1889 	rmcd_debug(INIT, "%s filp=%p", dev_name(&chdev->dev), filp);  in mport_cdev_open()
1891 	if (atomic_read(&chdev->active) == 0)  in mport_cdev_open()
1894 	get_device(&chdev->dev);  in mport_cdev_open()
1898 		put_device(&chdev->dev);  in mport_cdev_open()
1902 	priv->md = chdev;  in mport_cdev_open()
1904 	mutex_lock(&chdev->file_mutex);  in mport_cdev_open()
1905 	list_add_tail(&priv->list, &chdev->file_list);  in mport_cdev_open()
1906 	mutex_unlock(&chdev->file_mutex);  in mport_cdev_open()
1916 		dev_err(&chdev->dev, DRV_NAME ": kfifo_alloc failed\n");  in mport_cdev_open()
2010 	struct mport_dev *chdev;  in mport_cdev_release()  local
2018 	chdev = priv->md;  in mport_cdev_release()
2023 	spin_lock_irqsave(&chdev->pw_lock, flags);  in mport_cdev_release()
2029 	spin_unlock_irqrestore(&chdev->pw_lock, flags);  in mport_cdev_release()
2031 	spin_lock_irqsave(&chdev->db_lock, flags);  in mport_cdev_release()
2036 	spin_unlock_irqrestore(&chdev->db_lock, flags);  in mport_cdev_release()
2040 	mutex_lock(&chdev->buf_mutex);  in mport_cdev_release()
2041 	list_for_each_entry_safe(map, _map, &chdev->mappings, node) {  in mport_cdev_release()
2048 	mutex_unlock(&chdev->buf_mutex);  in mport_cdev_release()
2052 	mutex_lock(&chdev->file_mutex);  in mport_cdev_release()
2054 	mutex_unlock(&chdev->file_mutex);  in mport_cdev_release()
2055 	put_device(&chdev->dev);  in mport_cdev_release()
2542 	struct mport_dev *chdev = NULL;  in mport_add_mport()  local
2548 	chdev = mport_cdev_add(mport);  in mport_add_mport()
2549 	if (!chdev)  in mport_add_mport()
2563 	struct mport_dev *chdev;  in mport_remove_mport()  local
2570 	list_for_each_entry(chdev, &mport_devs, node) {  in mport_remove_mport()
2571 		if (chdev->mport->id == mport->id) {  in mport_remove_mport()
2572 			atomic_set(&chdev->active, 0);  in mport_remove_mport()
2573 			list_del(&chdev->node);  in mport_remove_mport()
2581 		mport_cdev_remove(chdev);  in mport_remove_mport()