162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * Copyright (c) 2021, NVIDIA Corporation. 462306a36Sopenharmony_ci */ 562306a36Sopenharmony_ci 662306a36Sopenharmony_ci#include <linux/device.h> 762306a36Sopenharmony_ci#include <linux/of.h> 862306a36Sopenharmony_ci 962306a36Sopenharmony_cistruct bus_type host1x_context_device_bus_type = { 1062306a36Sopenharmony_ci .name = "host1x-context", 1162306a36Sopenharmony_ci}; 1262306a36Sopenharmony_ciEXPORT_SYMBOL_GPL(host1x_context_device_bus_type); 1362306a36Sopenharmony_ci 1462306a36Sopenharmony_cistatic int __init host1x_context_device_bus_init(void) 1562306a36Sopenharmony_ci{ 1662306a36Sopenharmony_ci int err; 1762306a36Sopenharmony_ci 1862306a36Sopenharmony_ci err = bus_register(&host1x_context_device_bus_type); 1962306a36Sopenharmony_ci if (err < 0) { 2062306a36Sopenharmony_ci pr_err("bus type registration failed: %d\n", err); 2162306a36Sopenharmony_ci return err; 2262306a36Sopenharmony_ci } 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci return 0; 2562306a36Sopenharmony_ci} 2662306a36Sopenharmony_cipostcore_initcall(host1x_context_device_bus_init); 27