From b59f9f9775e643435bba76e30e59e47c19c56dee Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Tue, 24 Jan 2012 17:41:55 +0900 Subject: sh: intc: optimize intc IRQ lookup This ensures that the sense/prio lists are sorted at registration time, enabling us to use a simple binary search for an optimized lookup (something that had been on the TODO for some time). Signed-off-by: Paul Mundt --- drivers/sh/intc/internals.h | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/sh/intc/internals.h') diff --git a/drivers/sh/intc/internals.h b/drivers/sh/intc/internals.h index 422b72df089e..f034a979a16f 100644 --- a/drivers/sh/intc/internals.h +++ b/drivers/sh/intc/internals.h @@ -108,6 +108,14 @@ static inline void activate_irq(int irq) #endif } +static inline int intc_handle_int_cmp(const void *a, const void *b) +{ + const struct intc_handle_int *_a = a; + const struct intc_handle_int *_b = b; + + return _a->irq - _b->irq; +} + /* access.c */ extern unsigned long (*intc_reg_fns[])(unsigned long addr, unsigned long h, unsigned long data); -- cgit v1.2.3