예제 #1
0
파일: drm_module.c 프로젝트: ryo/netbsd-src
static int
drm_init(void)
{
	extern int linux_guarantee_initialized(void);
	int error;

	error = linux_guarantee_initialized();
	if (error)
		return error;

	if (ISSET(boothowto, AB_DEBUG))
		drm_debug = ~(unsigned int)0;

	spin_lock_init(&drm_minor_lock);
	idr_init(&drm_minors_idr);
	linux_mutex_init(&drm_global_mutex);
	drm_connector_ida_init();
	drm_global_init();
	drm_sysctl_init(&drm_def);
	drm_i2c_encoders_init();

	return 0;
}
예제 #2
0
파일: drm_drv.c 프로젝트: uarka/linux-next
static int __init drm_core_init(void)
{
	int ret = -ENOMEM;

	drm_global_init();
	drm_connector_ida_init();
	idr_init(&drm_minors_idr);

	if (register_chrdev(DRM_MAJOR, "drm", &drm_stub_fops))
		goto err_p1;

	drm_class = drm_sysfs_create(THIS_MODULE, "drm");
	if (IS_ERR(drm_class)) {
		printk(KERN_ERR "DRM: Error creating drm class.\n");
		ret = PTR_ERR(drm_class);
		goto err_p2;
	}

	drm_debugfs_root = debugfs_create_dir("dri", NULL);
	if (!drm_debugfs_root) {
		DRM_ERROR("Cannot create /sys/kernel/debug/dri\n");
		ret = -1;
		goto err_p3;
	}

	DRM_INFO("Initialized %s %d.%d.%d %s\n",
		 CORE_NAME, CORE_MAJOR, CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
	return 0;
err_p3:
	drm_sysfs_destroy();
err_p2:
	unregister_chrdev(DRM_MAJOR, "drm");

	idr_destroy(&drm_minors_idr);
err_p1:
	return ret;
}