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a359f75796
Fix ~36 single-word typos in the IRQ, irqchip and irqdomain code comments. Signed-off-by: Ingo Molnar <mingo@kernel.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Marc Zyngier <maz@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Peter Zijlstra <peterz@infradead.org> Cc: linux-kernel@vger.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
65 lines
1.3 KiB
C
65 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (C) 1992, 1998-2006 Linus Torvalds, Ingo Molnar
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* Copyright (C) 2005-2006, Thomas Gleixner, Russell King
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*
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* This file contains the dummy interrupt chip implementation
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*/
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#include <linux/interrupt.h>
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#include <linux/irq.h>
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#include <linux/export.h>
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#include "internals.h"
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/*
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* What should we do if we get a hw irq event on an illegal vector?
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* Each architecture has to answer this themselves.
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*/
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static void ack_bad(struct irq_data *data)
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{
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struct irq_desc *desc = irq_data_to_desc(data);
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print_irq_desc(data->irq, desc);
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ack_bad_irq(data->irq);
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}
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/*
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* NOP functions
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*/
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static void noop(struct irq_data *data) { }
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static unsigned int noop_ret(struct irq_data *data)
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{
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return 0;
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}
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/*
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* Generic no controller implementation
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*/
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struct irq_chip no_irq_chip = {
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.name = "none",
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.irq_startup = noop_ret,
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.irq_shutdown = noop,
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.irq_enable = noop,
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.irq_disable = noop,
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.irq_ack = ack_bad,
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.flags = IRQCHIP_SKIP_SET_WAKE,
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};
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/*
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* Generic dummy implementation which can be used for
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* real dumb interrupt sources
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*/
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struct irq_chip dummy_irq_chip = {
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.name = "dummy",
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.irq_startup = noop_ret,
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.irq_shutdown = noop,
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.irq_enable = noop,
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.irq_disable = noop,
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.irq_ack = noop,
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.irq_mask = noop,
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.irq_unmask = noop,
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.flags = IRQCHIP_SKIP_SET_WAKE,
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};
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EXPORT_SYMBOL_GPL(dummy_irq_chip);
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