80 lines
1.4 KiB
C
80 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2020 MediaTek Inc.
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*/
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#include <linux/platform_device.h>
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#include <linux/module.h>
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#include "debug_driver.h"
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#define APUDBG_DEV_NAME "apu_debug"
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static int debug_probe(struct platform_device *pdev)
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{
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int ret = 0;
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pr_notice("%s in", __func__);
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ret = apusys_dump_init(&pdev->dev);
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if (ret) {
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DBG_LOG_ERR("failed to create debug dump attr node(devinfo).\n");
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goto out;
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}
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return 0;
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out:
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pr_notice("debug probe error!!\n");
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return ret;
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}
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static int debug_remove(struct platform_device *pdev)
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{
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apusys_dump_exit(&pdev->dev);
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return 0;
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}
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static struct platform_driver debug_driver = {
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.probe = debug_probe,
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.remove = debug_remove,
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.driver = {
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.name = APUDBG_DEV_NAME,
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.owner = THIS_MODULE,
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}
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};
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static struct platform_device debug_device = {
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.name = APUDBG_DEV_NAME,
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.id = 0,
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};
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static int __init debug_INIT(void)
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{
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int ret = 0;
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pr_notice("%s debug driver init", __func__);
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ret = platform_driver_register(&debug_driver);
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if (ret != 0)
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pr_notice("failed to register debug driver");
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if (platform_device_register(&debug_device)) {
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DBG_LOG_ERR("failed to register debug_driver device");
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platform_driver_unregister(&debug_driver);
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return -ENODEV;
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}
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return ret;
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}
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static void __exit debug_EXIT(void)
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{
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platform_driver_unregister(&debug_driver);
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}
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module_init(debug_INIT);
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module_exit(debug_EXIT);
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MODULE_LICENSE("GPL");
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