Revision 72f898ca0ab85fde6facf78b14d9f67a4a7b32d1 authored by Janghyub Seo on 26 October 2021, 07:12:42 UTC, committed by Jakub Kicinski on 28 October 2021, 00:07:28 UTC
This patch makes the driver r8169 pick up device Realtek Semiconductor Co. , Ltd. Device [10ec:8162]. Signed-off-by: Janghyub Seo <jhyub06@gmail.com> Suggested-by: Rushab Shah <rushabshah32@gmail.com> Link: https://lore.kernel.org/r/1635231849296.1489250046.441294000@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
1 parent f821615
dummy-irq.c
// SPDX-License-Identifier: GPL-2.0-only
/*
* Dummy IRQ handler driver.
*
* This module only registers itself as a handler that is specified to it
* by the 'irq' parameter.
*
* The sole purpose of this module is to help with debugging of systems on
* which spurious IRQs would happen on disabled IRQ vector.
*
* Copyright (C) 2013 Jiri Kosina
*/
#include <linux/module.h>
#include <linux/irq.h>
#include <linux/interrupt.h>
static int irq = -1;
static irqreturn_t dummy_interrupt(int irq, void *dev_id)
{
static int count = 0;
if (count == 0) {
printk(KERN_INFO "dummy-irq: interrupt occurred on IRQ %d\n",
irq);
count++;
}
return IRQ_NONE;
}
static int __init dummy_irq_init(void)
{
if (irq < 0) {
printk(KERN_ERR "dummy-irq: no IRQ given. Use irq=N\n");
return -EIO;
}
if (request_irq(irq, &dummy_interrupt, IRQF_SHARED, "dummy_irq", &irq)) {
printk(KERN_ERR "dummy-irq: cannot register IRQ %d\n", irq);
return -EIO;
}
printk(KERN_INFO "dummy-irq: registered for IRQ %d\n", irq);
return 0;
}
static void __exit dummy_irq_exit(void)
{
printk(KERN_INFO "dummy-irq unloaded\n");
free_irq(irq, &irq);
}
module_init(dummy_irq_init);
module_exit(dummy_irq_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Jiri Kosina");
module_param_hw(irq, uint, irq, 0444);
MODULE_PARM_DESC(irq, "The IRQ to register for");
MODULE_DESCRIPTION("Dummy IRQ handler driver");
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