diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/irqchip/arm-gic.h | 16 | ||||
| -rw-r--r-- | include/linux/irqdesc.h | 19 |
2 files changed, 35 insertions, 0 deletions
diff --git a/include/linux/irqchip/arm-gic.h b/include/linux/irqchip/arm-gic.h index 45e2d8c15bd..13eed92c7d2 100644 --- a/include/linux/irqchip/arm-gic.h +++ b/include/linux/irqchip/arm-gic.h @@ -21,7 +21,11 @@ #define GIC_CPU_ACTIVEPRIO 0xd0 #define GIC_CPU_IDENT 0xfc +#define GICC_ENABLE 0x1 +#define GICC_INT_PRI_THRESHOLD 0xf0 #define GICC_IAR_INT_ID_MASK 0x3ff +#define GICC_INT_SPURIOUS 1023 +#define GICC_DIS_BYPASS_MASK 0x1e0 #define GIC_DIST_CTRL 0x000 #define GIC_DIST_CTR 0x004 @@ -39,6 +43,18 @@ #define GIC_DIST_SGI_PENDING_CLEAR 0xf10 #define GIC_DIST_SGI_PENDING_SET 0xf20 +#define GICD_ENABLE 0x1 +#define GICD_DISABLE 0x0 +#define GICD_INT_ACTLOW_LVLTRIG 0x0 +#define GICD_INT_EN_CLR_X32 0xffffffff +#define GICD_INT_EN_SET_SGI 0x0000ffff +#define GICD_INT_EN_CLR_PPI 0xffff0000 +#define GICD_INT_DEF_PRI 0xa0 +#define GICD_INT_DEF_PRI_X4 ((GICD_INT_DEF_PRI << 24) |\ + (GICD_INT_DEF_PRI << 16) |\ + (GICD_INT_DEF_PRI << 8) |\ + GICD_INT_DEF_PRI) + #define GICH_HCR 0x0 #define GICH_VTR 0x4 #define GICH_VMCR 0x8 diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h index 472c021a2d4..ff24667cd86 100644 --- a/include/linux/irqdesc.h +++ b/include/linux/irqdesc.h @@ -12,6 +12,8 @@ struct irq_affinity_notify; struct proc_dir_entry; struct module; struct irq_desc; +struct irq_domain; +struct pt_regs; /** * struct irq_desc - interrupt descriptor @@ -118,6 +120,23 @@ static inline void generic_handle_irq_desc(unsigned int irq, struct irq_desc *de int generic_handle_irq(unsigned int irq); +#ifdef CONFIG_HANDLE_DOMAIN_IRQ +/* + * Convert a HW interrupt number to a logical one using a IRQ domain, + * and handle the result interrupt number. Return -EINVAL if + * conversion failed. Providing a NULL domain indicates that the + * conversion has already been done. + */ +int __handle_domain_irq(struct irq_domain *domain, unsigned int hwirq, + bool lookup, struct pt_regs *regs); + +static inline int handle_domain_irq(struct irq_domain *domain, + unsigned int hwirq, struct pt_regs *regs) +{ + return __handle_domain_irq(domain, hwirq, true, regs); +} +#endif + /* Test to see if a driver has successfully requested an irq */ static inline int irq_has_action(unsigned int irq) { |