/* * wm8804-i2c.c -- WM8804 S/PDIF transceiver driver - I2C * * Copyright 2015 Cirrus Logic Inc * * Author: Charles Keepax * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include #include #include #include "wm8804.h" static int wm8804_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *id) { struct regmap *regmap; regmap = devm_regmap_init_i2c(i2c, &wm8804_regmap_config); if (IS_ERR(regmap)) return PTR_ERR(regmap); return wm8804_probe(&i2c->dev, regmap); } static int wm8804_i2c_remove(struct i2c_client *i2c) { wm8804_remove(&i2c->dev); return 0; } static const struct i2c_device_id wm8804_i2c_id[] = { { "wm8804", 0 }, { } }; MODULE_DEVICE_TABLE(i2c, wm8804_i2c_id); static const struct of_device_id wm8804_of_match[] = { { .compatible = "wlf,wm8804", }, { } }; MODULE_DEVICE_TABLE(of, wm8804_of_match); static struct i2c_driver wm8804_i2c_driver = { .driver = { .name = "wm8804", .pm = &wm8804_pm, .of_match_table = wm8804_of_match, }, .probe = wm8804_i2c_probe, .remove = wm8804_i2c_remove, .id_table = wm8804_i2c_id }; module_i2c_driver(wm8804_i2c_driver); MODULE_DESCRIPTION("ASoC WM8804 driver - I2C"); MODULE_AUTHOR("Charles Keepax "); MODULE_LICENSE("GPL"); le>
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authorThomas Gleixner <tglx@linutronix.de>2017-01-31 19:03:21 +0100
committerThomas Gleixner <tglx@linutronix.de>2017-01-31 20:22:18 +0100
commitaaaec6fc755447a1d056765b11b24d8ff2b81366 (patch)
treea7f4167960ee1df86739905b6ccdeb95465bfe5f /sound/pci/hda/dell_wmi_helper.c
parent08d85f3ea99f1eeafc4e8507936190e86a16ee8c (diff)
x86/irq: Make irq activate operations symmetric
The recent commit which prevents double activation of interrupts unearthed interesting code in x86. The code (ab)uses irq_domain_activate_irq() to reconfigure an already activated interrupt. That trips over the prevention code now. Fix it by deactivating the interrupt before activating the new configuration. Fixes: 08d85f3ea99f1 "irqdomain: Avoid activating interrupts more than once" Reported-and-tested-by: Mike Galbraith <efault@gmx.de> Reported-and-tested-by: Borislav Petkov <bp@alien8.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andrey Ryabinin <aryabinin@virtuozzo.com> Cc: Marc Zyngier <marc.zyngier@arm.com> Cc: stable@vger.kernel.org Link: http://lkml.kernel.org/r/alpine.DEB.2.20.1701311901580.3457@nanos
Diffstat (limited to 'sound/pci/hda/dell_wmi_helper.c')