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[PATCH] genirq: add ->retrigger() irq op to consolidate hw_irq_resend()

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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>
This commit is contained in:
Ingo Molnar
2006-06-29 02:24:44 -07:00
committed by Linus Torvalds
parent 096c8131c5
commit c0ad90a32f
21 changed files with 45 additions and 74 deletions
Download Patch File Download Diff File Expand all files Collapse all files
include/asm-alpha/hw_irq.h
-2
View File
@@ -2,8 +2,6 @@
#define _ALPHA_HW_IRQ_H
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {}
extern volatile unsigned long irq_err_count;
#ifdef CONFIG_ALPHA_GENERIC
include/asm-cris/hw_irq.h
-2
View File
@@ -1,7 +1,5 @@
#ifndef _ASM_HW_IRQ_H
#define _ASM_HW_IRQ_H
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {}
#endif
include/asm-i386/hw_irq.h
-10
View File
@@ -69,14 +69,4 @@ extern atomic_t irq_mis_count;
#define IO_APIC_IRQ(x) (((x) >= 16) || ((1<<(x)) & io_apic_irqs))
#if defined(CONFIG_X86_IO_APIC)
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i)
{
if (IO_APIC_IRQ(i))
send_IPI_self(IO_APIC_VECTOR(i));
}
#else
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {}
#endif
#endif /* _ASM_HW_IRQ_H */
include/asm-ia64/hw_irq.h
+1 -2
View File
@@ -97,8 +97,7 @@ extern int reserve_irq_vector (int vector);
extern void ia64_send_ipi (int cpu, int vector, int delivery_mode, int redirect);
extern void register_percpu_irq (ia64_vector vec, struct irqaction *action);
static inline void
hw_resend_irq (struct hw_interrupt_type *h, unsigned int vector)
static inline void ia64_resend_irq(unsigned int vector)
{
platform_send_ipi(smp_processor_id(), vector, IA64_IPI_DM_INT, 0);
}
include/asm-m32r/hw_irq.h
-5
View File
@@ -1,9 +1,4 @@
#ifndef _ASM_M32R_HW_IRQ_H
#define _ASM_M32R_HW_IRQ_H
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i)
{
/* Nothing to do */
}
#endif /* _ASM_M32R_HW_IRQ_H */
include/asm-mips/hw_irq.h
+4 -4
View File
@@ -19,9 +19,9 @@ extern void init_8259A(int aeoi);
extern atomic_t irq_err_count;
/* This may not be apropriate for all machines, we'll see ... */
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i)
{
}
/*
* interrupt-retrigger: NOP for now. This may not be apropriate for all
* machines, we'll see ...
*/
#endif /* __ASM_HW_IRQ_H */
include/asm-parisc/hw_irq.h
-9
View File
@@ -3,15 +3,6 @@
/*
* linux/include/asm/hw_irq.h
*
* (C) 1992, 1993 Linus Torvalds, (C) 1997 Ingo Molnar
*
* moved some of the old arch/i386/kernel/irq.h to here. VY
*
* IRQ/IPI changes taken from work by Thomas Radke
* <tomsoft@informatik.tu-chemnitz.de>
*/
extern void hw_resend_irq(struct hw_interrupt_type *, unsigned int);
#endif
include/asm-powerpc/hw_irq.h
+3 -3
View File
@@ -102,11 +102,11 @@ static inline void local_irq_save_ptr(unsigned long *flags)
desc->chip->ack(irq); \
})
/* Should we handle this via lost interrupts and IPIs or should we don't care like
* we do now ? --BenH.
/*
* interrupt-retrigger: should we handle this via lost interrupts and IPIs
* or should we not care like we do now ? --BenH.
*/
struct hw_interrupt_type;
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {}
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_HW_IRQ_H */
include/asm-sh/hw_irq.h
-5
View File
@@ -1,9 +1,4 @@
#ifndef __ASM_SH_HW_IRQ_H
#define __ASM_SH_HW_IRQ_H
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i)
{
/* Nothing to do */
}
#endif /* __ASM_SH_HW_IRQ_H */
include/asm-sh64/hw_irq.h
-1
View File
@@ -11,6 +11,5 @@
* Copyright (C) 2000, 2001 Paolo Alberelli
*
*/
static __inline__ void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) { /* Nothing to do */ }
#endif /* __ASM_SH64_HW_IRQ_H */
include/asm-um/hw_irq.h
-3
View File
@@ -4,7 +4,4 @@
#include "asm/irq.h"
#include "asm/archparam.h"
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i)
{}
#endif
include/asm-v850/hw_irq.h
-4
View File
@@ -1,8 +1,4 @@
#ifndef __V850_HW_IRQ_H__
#define __V850_HW_IRQ_H__
static inline void hw_resend_irq (struct hw_interrupt_type *h, unsigned int i)
{
}
#endif /* __V850_HW_IRQ_H__ */
include/asm-x86_64/hw_irq.h
-9
View File
@@ -127,15 +127,6 @@ __asm__( \
"push $~(" #nr ") ; " \
"jmp common_interrupt");
#if defined(CONFIG_X86_IO_APIC)
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {
if (IO_APIC_IRQ(i))
send_IPI_self(IO_APIC_VECTOR(i));
}
#else
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {}
#endif
#define platform_legacy_irq(irq) ((irq) < 16)
#endif
include/asm-xtensa/hw_irq.h
-4
View File
@@ -11,8 +11,4 @@
#ifndef _XTENSA_HW_IRQ_H
#define _XTENSA_HW_IRQ_H
static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i)
{
}
#endif
include/linux/irq.h
+2
View File
@@ -53,6 +53,8 @@ struct hw_interrupt_type {
void (*ack)(unsigned int irq);
void (*end)(unsigned int irq);
void (*set_affinity)(unsigned int irq, cpumask_t dest);
int (*retrigger)(unsigned int irq);
/* Currently used only by UML, might disappear one day.*/
#ifdef CONFIG_IRQ_RELEASE_METHOD
void (*release)(unsigned int irq, void *dev_id);