/* * db8500_cpufreq_cooling.c - DB8500 cpufreq works as cooling device. * * Copyright (C) 2012 ST-Ericsson * Copyright (C) 2012 Linaro Ltd. * * Author: Hongbo Zhang * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #include #include #include #include #include #include static int db8500_cpufreq_cooling_probe(struct platform_device *pdev) { struct thermal_cooling_device *cdev; cdev = cpufreq_cooling_register(cpu_present_mask); if (IS_ERR(cdev)) { int ret = PTR_ERR(cdev); if (ret != -EPROBE_DEFER) dev_err(&pdev->dev, "Failed to register cooling device %d\n", ret); return ret; } platform_set_drvdata(pdev, cdev); dev_info(&pdev->dev, "Cooling device registered: %s\n", cdev->type); return 0; } static int db8500_cpufreq_cooling_remove(struct platform_device *pdev) { struct thermal_cooling_device *cdev = platform_get_drvdata(pdev); cpufreq_cooling_unregister(cdev); return 0; } static int db8500_cpufreq_cooling_suspend(struct platform_device *pdev, pm_message_t state) { return -ENOSYS; } static int db8500_cpufreq_cooling_resume(struct platform_device *pdev) { return -ENOSYS; } #ifdef CONFIG_OF static const struct of_device_id db8500_cpufreq_cooling_match[] = { { .compatible = "stericsson,db8500-cpufreq-cooling" }, {}, }; MODULE_DEVICE_TABLE(of, db8500_cpufreq_cooling_match); #endif static struct platform_driver db8500_cpufreq_cooling_driver = { .driver = { .name = "db8500-cpufreq-cooling", .of_match_table = of_match_ptr(db8500_cpufreq_cooling_match), }, .probe = db8500_cpufreq_cooling_probe, .suspend = db8500_cpufreq_cooling_suspend, .resume = db8500_cpufreq_cooling_resume, .remove = db8500_cpufreq_cooling_remove, }; static int __init db8500_cpufreq_cooling_init(void) { return platform_driver_register(&db8500_cpufreq_cooling_driver); } static void __exit db8500_cpufreq_cooling_exit(void) { platform_driver_unregister(&db8500_cpufreq_cooling_driver); } /* Should be later than db8500_cpufreq_register */ late_initcall(db8500_cpufreq_cooling_init); module_exit(db8500_cpufreq_cooling_exit); MODULE_AUTHOR("Hongbo Zhang "); MODULE_DESCRIPTION("DB8500 cpufreq cooling driver"); MODULE_LICENSE("GPL");

path: root/sound/soc/codecs/max9860.h

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