| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef __ASM_ARM_IRQ_H |
| 2 | #define __ASM_ARM_IRQ_H |
| 3 | |
| 4 | #include <asm/arch/irqs.h> |
| 5 | |
| 6 | #ifndef irq_canonicalize |
| 7 | #define irq_canonicalize(i) (i) |
| 8 | #endif |
| 9 | |
| 10 | #ifndef NR_IRQS |
| 11 | #define NR_IRQS 128 |
| 12 | #endif |
| 13 | |
| 14 | /* |
| 15 | * Use this value to indicate lack of interrupt |
| 16 | * capability |
| 17 | */ |
| 18 | #ifndef NO_IRQ |
| 19 | #define NO_IRQ ((unsigned int)(-1)) |
| 20 | #endif |
| 21 | |
| 22 | struct irqaction; |
| 23 | |
| 24 | extern void disable_irq_nosync(unsigned int); |
| 25 | extern void disable_irq(unsigned int); |
| 26 | extern void enable_irq(unsigned int); |
| 27 | |
| Russell King | 9ded96f | 2006-01-08 01:02:07 -0800 | [diff] [blame] | 28 | /* |
| 29 | * These correspond with the SA_TRIGGER_* defines, and therefore the |
| Russell King | 7abe531 | 2006-03-20 10:12:31 +0000 | [diff] [blame] | 30 | * IORESOURCE_IRQ_* defines. |
| Russell King | 9ded96f | 2006-01-08 01:02:07 -0800 | [diff] [blame] | 31 | */ |
| 32 | #define __IRQT_RISEDGE (1 << 0) |
| 33 | #define __IRQT_FALEDGE (1 << 1) |
| 34 | #define __IRQT_HIGHLVL (1 << 2) |
| 35 | #define __IRQT_LOWLVL (1 << 3) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 36 | |
| 37 | #define IRQT_NOEDGE (0) |
| 38 | #define IRQT_RISING (__IRQT_RISEDGE) |
| 39 | #define IRQT_FALLING (__IRQT_FALEDGE) |
| 40 | #define IRQT_BOTHEDGE (__IRQT_RISEDGE|__IRQT_FALEDGE) |
| 41 | #define IRQT_LOW (__IRQT_LOWLVL) |
| 42 | #define IRQT_HIGH (__IRQT_HIGHLVL) |
| 43 | #define IRQT_PROBE (1 << 4) |
| 44 | |
| 45 | int set_irq_type(unsigned int irq, unsigned int type); |
| 46 | void disable_irq_wake(unsigned int irq); |
| 47 | void enable_irq_wake(unsigned int irq); |
| 48 | int setup_irq(unsigned int, struct irqaction *); |
| 49 | |
| Russell King | a054a81 | 2005-11-02 22:24:33 +0000 | [diff] [blame] | 50 | extern void migrate_irqs(void); |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | #endif |
| 52 | |