aboutsummaryrefslogtreecommitdiffstats
path: root/arch/i386/kernel
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2006-06-29 05:24:44 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-29 13:26:23 -0400
commitc0ad90a32fb60f4129d0e24dfd5fd7128e2e09f2 (patch)
tree260d99ab74d33a37cbcc3557e2f18a5e96879f4d /arch/i386/kernel
parent096c8131c573ed37939dc3f1440221c92c87e74b (diff)
[PATCH] genirq: add ->retrigger() irq op to consolidate hw_irq_resend()
Add ->retrigger() irq op to consolidate hw_irq_resend() implementations. (Most architectures had it defined to NOP anyway.) NOTE: ia64 needs testing. i386 and x86_64 tested. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/i386/kernel')
-rw-r--r--arch/i386/kernel/io_apic.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index afe54f257cb8..ec9ea0269d36 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -2071,6 +2071,13 @@ static void set_ioapic_affinity_vector (unsigned int vector,
2071#endif 2071#endif
2072#endif 2072#endif
2073 2073
2074static int ioapic_retrigger(unsigned int irq)
2075{
2076 send_IPI_self(IO_APIC_VECTOR(irq));
2077
2078 return 1;
2079}
2080
2074/* 2081/*
2075 * Level and edge triggered IO-APIC interrupts need different handling, 2082 * Level and edge triggered IO-APIC interrupts need different handling,
2076 * so we use two separate IRQ descriptors. Edge triggered IRQs can be 2083 * so we use two separate IRQ descriptors. Edge triggered IRQs can be
@@ -2090,6 +2097,7 @@ static struct hw_interrupt_type ioapic_edge_type __read_mostly = {
2090#ifdef CONFIG_SMP 2097#ifdef CONFIG_SMP
2091 .set_affinity = set_ioapic_affinity, 2098 .set_affinity = set_ioapic_affinity,
2092#endif 2099#endif
2100 .retrigger = ioapic_retrigger,
2093}; 2101};
2094 2102
2095static struct hw_interrupt_type ioapic_level_type __read_mostly = { 2103static struct hw_interrupt_type ioapic_level_type __read_mostly = {
@@ -2103,6 +2111,7 @@ static struct hw_interrupt_type ioapic_level_type __read_mostly = {
2103#ifdef CONFIG_SMP 2111#ifdef CONFIG_SMP
2104 .set_affinity = set_ioapic_affinity, 2112 .set_affinity = set_ioapic_affinity,
2105#endif 2113#endif
2114 .retrigger = ioapic_retrigger,
2106}; 2115};
2107 2116
2108static inline void init_IO_APIC_traps(void) 2117static inline void init_IO_APIC_traps(void)