[linux-2.6-block.git] / drivers / gpu / host1x / context_bus.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Copyright (c) 2021, NVIDIA Corporation.
 */

#include <linux/device.h>
#include <linux/of.h>

struct bus_type host1x_context_device_bus_type = {
	.name = "host1x-context",
};
EXPORT_SYMBOL_GPL(host1x_context_device_bus_type);

static int __init host1x_context_device_bus_init(void)
{
	int err;

	if (!of_machine_is_compatible("nvidia,tegra186") &&
	    !of_machine_is_compatible("nvidia,tegra194") &&
	    !of_machine_is_compatible("nvidia,tegra234"))
		return 0;

	err = bus_register(&host1x_context_device_bus_type);
	if (err < 0) {
		pr_err("bus type registration failed: %d\n", err);
		return err;
	}

	return 0;
}
postcore_initcall(host1x_context_device_bus_init);
Commit	Line	Data
597b89d3 MP	1	// SPDX-License-Identifier: GPL-2.0-only
	2	/*
	3	* Copyright (c) 2021, NVIDIA Corporation.
	4	*/
	5
	6	#include <linux/device.h>
	7	#include <linux/of.h>
	8
	9	struct bus_type host1x_context_device_bus_type = {
	10	.name = "host1x-context",
	11	};
	12	EXPORT_SYMBOL_GPL(host1x_context_device_bus_type);
	13
	14	static int __init host1x_context_device_bus_init(void)
	15	{
	16	int err;
	17
	18	if (!of_machine_is_compatible("nvidia,tegra186") &&
	19	!of_machine_is_compatible("nvidia,tegra194") &&
	20	!of_machine_is_compatible("nvidia,tegra234"))
	21	return 0;
	22
	23	err = bus_register(&host1x_context_device_bus_type);
	24	if (err < 0) {
	25	pr_err("bus type registration failed: %d\n", err);
	26	return err;
	27	}
	28
	29	return 0;
	30	}
	31	postcore_initcall(host1x_context_device_bus_init);