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2874c5fd28
Based on 1 normalized pattern(s): 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 3029 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070032.746973796@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
50 lines
1.2 KiB
C
50 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
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/*
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* Copyright 2001 MontaVista Software Inc.
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* Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
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* Copyright (C) 2000, 2001 Ralf Baechle (ralf@gnu.org)
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*
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* Copyright (C) 2007 Lemote Inc. & Institute of Computing Technology
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* Author: Fuxin Zhang, zhangfx@lemote.com
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*/
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#include <linux/interrupt.h>
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#include <linux/compiler.h>
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#include <loongson.h>
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static inline void bonito_irq_enable(struct irq_data *d)
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{
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LOONGSON_INTENSET = (1 << (d->irq - LOONGSON_IRQ_BASE));
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mmiowb();
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}
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static inline void bonito_irq_disable(struct irq_data *d)
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{
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LOONGSON_INTENCLR = (1 << (d->irq - LOONGSON_IRQ_BASE));
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mmiowb();
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}
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static struct irq_chip bonito_irq_type = {
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.name = "bonito_irq",
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.irq_mask = bonito_irq_disable,
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.irq_unmask = bonito_irq_enable,
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};
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static struct irqaction __maybe_unused dma_timeout_irqaction = {
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.handler = no_action,
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.name = "dma_timeout",
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};
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void bonito_irq_init(void)
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{
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u32 i;
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for (i = LOONGSON_IRQ_BASE; i < LOONGSON_IRQ_BASE + 32; i++)
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irq_set_chip_and_handler(i, &bonito_irq_type,
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handle_level_irq);
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#ifdef CONFIG_CPU_LOONGSON2E
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setup_irq(LOONGSON_IRQ_BASE + 10, &dma_timeout_irqaction);
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#endif
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}
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