From 876dbd4cc1b35c1a4cb96a2be1d43ea0eabce3b4 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Tue, 8 Feb 2011 17:28:12 +0100 Subject: genirq: Mirror irq trigger type bits in irq_data.state That's the data structure chip functions get provided. Also allow them to signal the core code that they updated the flags in irq_data.state by returning IRQ_SET_MASK_OK_NOCOPY. The default is unchanged. The type bits should be accessed via: val = irqd_get_trigger_type(irqdata); and irqd_set_trigger_type(irqdata, val); Coders who access them directly will be tracked down and slapped with stinking trouts. Signed-off-by: Thomas Gleixner --- kernel/irq/settings.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'kernel/irq/settings.h') diff --git a/kernel/irq/settings.h b/kernel/irq/settings.h index da5acb446b1c..2201f2aaa9a0 100644 --- a/kernel/irq/settings.h +++ b/kernel/irq/settings.h @@ -5,6 +5,7 @@ enum { _IRQ_DEFAULT_INIT_FLAGS = IRQ_DEFAULT_INIT_FLAGS, _IRQ_PER_CPU = IRQ_PER_CPU, + _IRQ_LEVEL = IRQ_LEVEL, _IRQ_NO_BALANCING = IRQ_NO_BALANCING, _IRQF_MODIFY_MASK = IRQF_MODIFY_MASK, }; @@ -31,6 +32,8 @@ enum { #define IRQ_NO_BALANCING GOT_YOU_MORON #undef IRQ_AFFINITY_SET #define IRQ_AFFINITY_SET GOT_YOU_MORON +#undef IRQ_LEVEL +#define IRQ_LEVEL GOT_YOU_MORON #undef IRQF_MODIFY_MASK #define IRQF_MODIFY_MASK GOT_YOU_MORON @@ -60,3 +63,30 @@ static inline bool irq_settings_has_no_balance_set(struct irq_desc *desc) { return desc->status & _IRQ_NO_BALANCING; } + +static inline u32 irq_settings_get_trigger_mask(struct irq_desc *desc) +{ + return desc->status & IRQ_TYPE_SENSE_MASK; +} + +static inline void +irq_settings_set_trigger_mask(struct irq_desc *desc, u32 mask) +{ + desc->status &= ~IRQ_TYPE_SENSE_MASK; + desc->status |= mask & IRQ_TYPE_SENSE_MASK; +} + +static inline bool irq_settings_is_level(struct irq_desc *desc) +{ + return desc->status & _IRQ_LEVEL; +} + +static inline void irq_settings_clr_level(struct irq_desc *desc) +{ + desc->status &= ~_IRQ_LEVEL; +} + +static inline void irq_settings_set_level(struct irq_desc *desc) +{ + desc->status |= _IRQ_LEVEL; +} -- cgit