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1beee21030
There was already a PLATFORM_NR_IRQS define, which is now accompanied by a VARIANT_NR_IRQS. To be able to initialize these interrupts, init_IRQ now calls a variant specific hook. Changes compared to v1: - adapted to new CONFIG_VARIANT_IRQ_EXT - removed definition and call of platform_init_IRQ as there already is a platform_init_irq defined in asm/platform.h with a weak default in kernel/platform.c - renamed variant_init_IRQ to variant_init_irq Note that I could not find the call site of platform_init_irq although it is stated in platform.h that it is called from init_IRQ. Signed-off-by: Daniel Glöckner <dg@emlix.com> Signed-off-by: Chris Zankel <chris@zankel.net>
47 lines
1 KiB
C
47 lines
1 KiB
C
/*
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* include/asm-xtensa/irq.h
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 2001 - 2005 Tensilica Inc.
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*/
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#ifndef _XTENSA_IRQ_H
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#define _XTENSA_IRQ_H
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#include <linux/init.h>
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#include <platform/hardware.h>
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#include <variant/core.h>
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#ifdef CONFIG_VARIANT_IRQ_SWITCH
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#include <variant/irq.h>
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#else
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static inline void variant_irq_enable(unsigned int irq) { }
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static inline void variant_irq_disable(unsigned int irq) { }
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#endif
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#ifndef VARIANT_NR_IRQS
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# define VARIANT_NR_IRQS 0
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#endif
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#ifndef PLATFORM_NR_IRQS
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# define PLATFORM_NR_IRQS 0
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#endif
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#define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS
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#define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS)
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#if VARIANT_NR_IRQS == 0
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static inline void variant_init_irq(void) { }
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#else
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void variant_init_irq(void) __init;
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#endif
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static __inline__ int irq_canonicalize(int irq)
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{
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return (irq);
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}
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struct irqaction;
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#endif /* _XTENSA_IRQ_H */
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