1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * include/asm-xtensa/irq.h 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General Public 5*4882a593Smuzhiyun * License. See the file "COPYING" in the main directory of this archive 6*4882a593Smuzhiyun * for more details. 7*4882a593Smuzhiyun * 8*4882a593Smuzhiyun * Copyright (C) 2001 - 2005 Tensilica Inc. 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #ifndef _XTENSA_IRQ_H 12*4882a593Smuzhiyun #define _XTENSA_IRQ_H 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun #include <linux/init.h> 15*4882a593Smuzhiyun #include <asm/core.h> 16*4882a593Smuzhiyun 17*4882a593Smuzhiyun #ifdef CONFIG_PLATFORM_NR_IRQS 18*4882a593Smuzhiyun # define PLATFORM_NR_IRQS CONFIG_PLATFORM_NR_IRQS 19*4882a593Smuzhiyun #else 20*4882a593Smuzhiyun # define PLATFORM_NR_IRQS 0 21*4882a593Smuzhiyun #endif 22*4882a593Smuzhiyun #define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS 23*4882a593Smuzhiyun #define NR_IRQS (XTENSA_NR_IRQS + PLATFORM_NR_IRQS + 1) 24*4882a593Smuzhiyun #define XTENSA_PIC_LINUX_IRQ(hwirq) ((hwirq) + 1) 25*4882a593Smuzhiyun irq_canonicalize(int irq)26*4882a593Smuzhiyunstatic __inline__ int irq_canonicalize(int irq) 27*4882a593Smuzhiyun { 28*4882a593Smuzhiyun return (irq); 29*4882a593Smuzhiyun } 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun struct irqaction; 32*4882a593Smuzhiyun struct irq_domain; 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun void migrate_irqs(void); 35*4882a593Smuzhiyun int xtensa_irq_domain_xlate(const u32 *intspec, unsigned int intsize, 36*4882a593Smuzhiyun unsigned long int_irq, unsigned long ext_irq, 37*4882a593Smuzhiyun unsigned long *out_hwirq, unsigned int *out_type); 38*4882a593Smuzhiyun int xtensa_irq_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw); 39*4882a593Smuzhiyun unsigned xtensa_map_ext_irq(unsigned ext_irq); 40*4882a593Smuzhiyun unsigned xtensa_get_ext_irq_no(unsigned irq); 41*4882a593Smuzhiyun 42*4882a593Smuzhiyun #endif /* _XTENSA_IRQ_H */ 43