drm.c

		 driver->major, driver->minor, driver->patchlevel,
		 driver->date, drm->primary->index);

	return 0;

unref:
	drm_dev_unref(drm);
	return err;
}

static int host1x_drm_remove(struct host1x_device *dev)
{
	struct drm_device *drm = dev_get_drvdata(&dev->dev);

	drm_dev_unregister(drm);
	drm_dev_unref(drm);

	return 0;
}

#ifdef CONFIG_PM_SLEEP
static int host1x_drm_suspend(struct device *dev)
{
	struct drm_device *drm = dev_get_drvdata(dev);

	drm_kms_helper_poll_disable(drm);

	return 0;
}

static int host1x_drm_resume(struct device *dev)
{
	struct drm_device *drm = dev_get_drvdata(dev);

	drm_kms_helper_poll_enable(drm);

	return 0;
}
#endif

static SIMPLE_DEV_PM_OPS(host1x_drm_pm_ops, host1x_drm_suspend,
			 host1x_drm_resume);

static const struct of_device_id host1x_drm_subdevs[] = {
	{ .compatible = "nvidia,tegra20-dc", },
	{ .compatible = "nvidia,tegra20-hdmi", },
	{ .compatible = "nvidia,tegra20-gr2d", },
	{ .compatible = "nvidia,tegra20-gr3d", },
	{ .compatible = "nvidia,tegra30-dc", },
	{ .compatible = "nvidia,tegra30-hdmi", },
	{ .compatible = "nvidia,tegra30-gr2d", },
	{ .compatible = "nvidia,tegra30-gr3d", },
	{ .compatible = "nvidia,tegra114-dsi", },
	{ .compatible = "nvidia,tegra114-hdmi", },
	{ .compatible = "nvidia,tegra114-gr3d", },
	{ .compatible = "nvidia,tegra124-dc", },
	{ .compatible = "nvidia,tegra124-sor", },
	{ .compatible = "nvidia,tegra124-hdmi", },
	{ .compatible = "nvidia,tegra124-dsi", },
	{ .compatible = "nvidia,tegra132-dsi", },
	{ .compatible = "nvidia,tegra210-dc", },
	{ /* sentinel */ }
};

static struct host1x_driver host1x_drm_driver = {
	.driver = {
		.name = "drm",
		.pm = &host1x_drm_pm_ops,
	},
	.probe = host1x_drm_probe,
	.remove = host1x_drm_remove,
	.subdevs = host1x_drm_subdevs,
};

static int __init host1x_drm_init(void)
{
	int err;

	err = host1x_driver_register(&host1x_drm_driver);
	if (err < 0)
		return err;

	err = platform_driver_register(&tegra_dc_driver);
	if (err < 0)
		goto unregister_host1x;

	err = platform_driver_register(&tegra_dsi_driver);
	if (err < 0)
		goto unregister_dc;

	err = platform_driver_register(&tegra_sor_driver);
	if (err < 0)
		goto unregister_dsi;

	err = platform_driver_register(&tegra_hdmi_driver);
	if (err < 0)
		goto unregister_sor;

	err = platform_driver_register(&tegra_dpaux_driver);
	if (err < 0)
		goto unregister_hdmi;

	err = platform_driver_register(&tegra_gr2d_driver);
	if (err < 0)
		goto unregister_dpaux;

	err = platform_driver_register(&tegra_gr3d_driver);
	if (err < 0)
		goto unregister_gr2d;

	return 0;

unregister_gr2d:
	platform_driver_unregister(&tegra_gr2d_driver);
unregister_dpaux:
	platform_driver_unregister(&tegra_dpaux_driver);
unregister_hdmi:
	platform_driver_unregister(&tegra_hdmi_driver);
unregister_sor:
	platform_driver_unregister(&tegra_sor_driver);
unregister_dsi:
	platform_driver_unregister(&tegra_dsi_driver);
unregister_dc:
	platform_driver_unregister(&tegra_dc_driver);
unregister_host1x:
	host1x_driver_unregister(&host1x_drm_driver);
	return err;
}
module_init(host1x_drm_init);

static void __exit host1x_drm_exit(void)
{
	platform_driver_unregister(&tegra_gr3d_driver);
	platform_driver_unregister(&tegra_gr2d_driver);
	platform_driver_unregister(&tegra_dpaux_driver);
	platform_driver_unregister(&tegra_hdmi_driver);
	platform_driver_unregister(&tegra_sor_driver);
	platform_driver_unregister(&tegra_dsi_driver);
	platform_driver_unregister(&tegra_dc_driver);
	host1x_driver_unregister(&host1x_drm_driver);
}
module_exit(host1x_drm_exit);

MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>");
MODULE_DESCRIPTION("NVIDIA Tegra DRM driver");
MODULE_LICENSE("GPL v2");