projects / mirror_ubuntu-artful-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 9a8fd558 CZ |
1 | /* |
| 2 | * include/asm-xtensa/irq.h | |
| 3 | * | |
| 4 | * This file is subject to the terms and conditions of the GNU General Public | |
| 5 | * License. See the file "COPYING" in the main directory of this archive | |
| 6 | * for more details. | |
| 7 | * | |
| 8 | * Copyright (C) 2001 - 2005 Tensilica Inc. | |
| 9 | */ | |
| 10 | ||
| 11 | #ifndef _XTENSA_IRQ_H | |
| 12 | #define _XTENSA_IRQ_H | |
| 13 | ||
| 1beee210 | 14 | #include <linux/init.h> |
| 367b8112 CZ |
15 | #include <platform/hardware.h> |
| 16 | #include <variant/core.h> | |
| 9a8fd558 | 17 | |
| 4c0d2141 JW |
18 | #ifdef CONFIG_VARIANT_IRQ_SWITCH |
| 19 | #include <variant/irq.h> | |
| 20 | #else | |
| 21 | static inline void variant_irq_enable(unsigned int irq) { } | |
| 22 | static inline void variant_irq_disable(unsigned int irq) { } | |
| 23 | #endif | |
| 24 | ||
| 1beee210 DG |
25 | #ifndef VARIANT_NR_IRQS |
| 26 | # define VARIANT_NR_IRQS 0 | |
| 27 | #endif | |
| 9a8fd558 CZ |
28 | #ifndef PLATFORM_NR_IRQS |
| 29 | # define PLATFORM_NR_IRQS 0 | |
| 30 | #endif | |
| 31 | #define XTENSA_NR_IRQS XCHAL_NUM_INTERRUPTS | |
| e5c86679 MF |
32 | #define NR_IRQS (XTENSA_NR_IRQS + VARIANT_NR_IRQS + PLATFORM_NR_IRQS + 1) |
| 33 | #define XTENSA_PIC_LINUX_IRQ(hwirq) ((hwirq) + 1) | |
| 1beee210 DG |
34 | |
| 35 | #if VARIANT_NR_IRQS == 0 | |
| 36 | static inline void variant_init_irq(void) { } | |
| 37 | #else | |
| 38 | void variant_init_irq(void) __init; | |
| 39 | #endif | |
| 9a8fd558 CZ |
40 | |
| 41 | static __inline__ int irq_canonicalize(int irq) | |
| 42 | { | |
| 43 | return (irq); | |
| 44 | } | |
| 45 | ||
| 46 | struct irqaction; | |
| cbd1de2e MF |
47 | struct irq_domain; |
| 48 | ||
| 49b424fe | 49 | void migrate_irqs(void); |
| cbd1de2e MF |
50 | int xtensa_irq_domain_xlate(const u32 *intspec, unsigned int intsize, |
| 51 | unsigned long int_irq, unsigned long ext_irq, | |
| 52 | unsigned long *out_hwirq, unsigned int *out_type); | |
| 53 | int xtensa_irq_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw); | |
| 54 | unsigned xtensa_map_ext_irq(unsigned ext_irq); | |
| 26a8e96a | 55 | unsigned xtensa_get_ext_irq_no(unsigned irq); |
| 9a8fd558 CZ |
56 | |
| 57 | #endif /* _XTENSA_IRQ_H */ |