diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-03-27 11:02:49 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-03-27 17:45:58 +0200 |
| commit | 801a0e9ae36e9b487092e31699d28c0b9a21ad52 (patch) | |
| tree | c448d150797272b09417f5410e7570742e59368b /include | |
| parent | genirq: Reserve the irq when calling irq_set_chip() (diff) | |
| download | linux-801a0e9ae36e9b487092e31699d28c0b9a21ad52.tar.xz linux-801a0e9ae36e9b487092e31699d28c0b9a21ad52.zip | |
genirq: Add irq disabled flag to irq_data state
Some irq_chip implementation require to know the disabled state of the
interrupt in certain callbacks. Add a state flag and accessor to
irq_data.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/irq.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/irq.h b/include/linux/irq.h index 5d876c9b3a3d..8649b0fb9daf 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -174,6 +174,8 @@ struct irq_data { * from suspend * IRDQ_MOVE_PCNTXT - Interrupt can be moved in process * context + * IRQD_IRQ_DISABLED - Some chip function need to know the + * disabled state. */ enum { IRQD_TRIGGER_MASK = 0xf, @@ -184,6 +186,7 @@ enum { IRQD_LEVEL = (1 << 13), IRQD_WAKEUP_STATE = (1 << 14), IRQD_MOVE_PCNTXT = (1 << 15), + IRQD_IRQ_DISABLED = (1 << 16), }; static inline bool irqd_is_setaffinity_pending(struct irq_data *d) @@ -235,6 +238,11 @@ static inline bool irqd_can_move_in_process_context(struct irq_data *d) return d->state_use_accessors & IRQD_MOVE_PCNTXT; } +static inline bool irqd_irq_disabled(struct irq_data *d) +{ + return d->state_use_accessors & IRQD_IRQ_DISABLED; +} + /** * struct irq_chip - hardware interrupt chip descriptor * |