~hc/RK356X_SDK_RELEASE.git

..	..	@@ -752,13 +752,13 @@
752	752	{
753	753	int ret = 0;
754	754
755		- ret = alloc_chrdev_region(&mdpy_devt, 0, MINORMASK, MDPY_NAME);
	755	+ ret = alloc_chrdev_region(&mdpy_devt, 0, MINORMASK + 1, MDPY_NAME);
756	756	if (ret < 0) {
757	757	pr_err("Error: failed to register mdpy_dev, err: %d\n", ret);
758	758	return ret;
759	759	}
760	760	cdev_init(&mdpy_cdev, &vd_fops);
761		- cdev_add(&mdpy_cdev, mdpy_devt, MINORMASK);
	761	+ cdev_add(&mdpy_cdev, mdpy_devt, MINORMASK + 1);
762	762	pr_info("%s: major %d\n", __func__, MAJOR(mdpy_devt));
763	763
764	764	mdpy_class = class_create(THIS_MODULE, MDPY_CLASS_NAME);
..	..	@@ -787,7 +787,7 @@
787	787	class_destroy(mdpy_class);
788	788	failed1:
789	789	cdev_del(&mdpy_cdev);
790		- unregister_chrdev_region(mdpy_devt, MINORMASK);
	790	+ unregister_chrdev_region(mdpy_devt, MINORMASK + 1);
791	791	return ret;
792	792	}
793	793
..	..	@@ -798,7 +798,7 @@
798	798
799	799	device_unregister(&mdpy_dev);
800	800	cdev_del(&mdpy_cdev);
801		- unregister_chrdev_region(mdpy_devt, MINORMASK);
	801	+ unregister_chrdev_region(mdpy_devt, MINORMASK + 1);
802	802	class_destroy(mdpy_class);
803	803	mdpy_class = NULL;
804	804	}