| /* | |
| * include/asm-xtensa/irq.h | |
| * | |
| * This file is subject to the terms and conditions of the GNU General Public | |
| * License. See the file "COPYING" in the main directory of this archive | |
| * for more details. | |
| * | |
| * Copyright (C) 2001 - 2005 Tensilica Inc. | |
| */ | |
| #ifndef _XTENSA_IRQ_H | |
| #define _XTENSA_IRQ_H | |
| #include <linux/init.h> | |
| #include <platform/hardware.h> | |
| #include <variant/core.h> | |
| #ifdef CONFIG_VARIANT_IRQ_SWITCH | |
| #include <variant/irq.h> | |
| #else | |
| static inline void variant_irq_enable(unsigned int irq) { } | |
| static inline void variant_irq_disable(unsigned int irq) { } | |
| #endif | |
| #ifndef VARIANT_NR_IRQS | |
| # define VARIANT_NR_IRQS 0 | |
| #endif | |
| #ifndef PLATFORM_NR_IRQS | |
| # define PLATFORM_NR_IRQS 0 | |
| #endif | |
| #define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS | |
| #define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS + 1) | |
| #define XTENSA_PIC_LINUX_IRQ(hwirq) ((hwirq) + 1) | |
| #if VARIANT_NR_IRQS == 0 | |
| static inline void variant_init_irq(void) { } | |
| #else | |
| void variant_init_irq(void) __init; | |
| #endif | |
| static __inline__ int irq_canonicalize(int irq) | |
| { | |
| return (irq); | |
| } | |
| struct irqaction; | |
| struct irq_domain; | |
| void migrate_irqs(void); | |
| int xtensa_irq_domain_xlate(const u32 *intspec, unsigned int intsize, | |
| unsigned long int_irq, unsigned long ext_irq, | |
| unsigned long *out_hwirq, unsigned int *out_type); | |
| int xtensa_irq_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw); | |
| unsigned xtensa_map_ext_irq(unsigned ext_irq); | |
| unsigned xtensa_get_ext_irq_no(unsigned irq); | |
| #endif /* _XTENSA_IRQ_H */ |