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authorMartin Schwidefsky <schwidefsky@de.ibm.com>2013-08-30 11:39:53 +0400
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2013-09-13 17:09:52 +0400
commit0244ad004a54e39308d495fee0a2e637f8b5c317 (patch)
treeb59152dc7cf57e7ffb9c8388ae9095e665406633 /include/linux/interrupt.h
parent5a7d8a28080caed7fd4cb1b81d092adac4445e8e (diff)
downloadlinux-0244ad004a54e39308d495fee0a2e637f8b5c317.tar.xz
Remove GENERIC_HARDIRQ config option
After the last architecture switched to generic hard irqs the config options HAVE_GENERIC_HARDIRQS & GENERIC_HARDIRQS and the related code for !CONFIG_GENERIC_HARDIRQS can be removed. Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/linux/interrupt.h')
-rw-r--r--include/linux/interrupt.h75
1 files changed, 3 insertions, 72 deletions
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 5fa5afeeb759..5e865b554940 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -120,7 +120,6 @@ struct irqaction {
extern irqreturn_t no_action(int cpl, void *dev_id);
-#ifdef CONFIG_GENERIC_HARDIRQS
extern int __must_check
request_threaded_irq(unsigned int irq, irq_handler_t handler,
irq_handler_t thread_fn,
@@ -140,40 +139,6 @@ request_any_context_irq(unsigned int irq, irq_handler_t handler,
extern int __must_check
request_percpu_irq(unsigned int irq, irq_handler_t handler,
const char *devname, void __percpu *percpu_dev_id);
-#else
-
-extern int __must_check
-request_irq(unsigned int irq, irq_handler_t handler, unsigned long flags,
- const char *name, void *dev);
-
-/*
- * Special function to avoid ifdeffery in kernel/irq/devres.c which
- * gets magically built by GENERIC_HARDIRQS=n architectures (sparc,
- * m68k). I really love these $@%#!* obvious Makefile references:
- * ../../../kernel/irq/devres.o
- */
-static inline int __must_check
-request_threaded_irq(unsigned int irq, irq_handler_t handler,
- irq_handler_t thread_fn,
- unsigned long flags, const char *name, void *dev)
-{
- return request_irq(irq, handler, flags, name, dev);
-}
-
-static inline int __must_check
-request_any_context_irq(unsigned int irq, irq_handler_t handler,
- unsigned long flags, const char *name, void *dev_id)
-{
- return request_irq(irq, handler, flags, name, dev_id);
-}
-
-static inline int __must_check
-request_percpu_irq(unsigned int irq, irq_handler_t handler,
- const char *devname, void __percpu *percpu_dev_id)
-{
- return request_irq(irq, handler, 0, devname, percpu_dev_id);
-}
-#endif
extern void free_irq(unsigned int, void *);
extern void free_percpu_irq(unsigned int, void __percpu *);
@@ -221,7 +186,6 @@ extern void enable_irq(unsigned int irq);
extern void enable_percpu_irq(unsigned int irq, unsigned int type);
/* The following three functions are for the core kernel use only. */
-#ifdef CONFIG_GENERIC_HARDIRQS
extern void suspend_device_irqs(void);
extern void resume_device_irqs(void);
#ifdef CONFIG_PM_SLEEP
@@ -229,13 +193,8 @@ extern int check_wakeup_irqs(void);
#else
static inline int check_wakeup_irqs(void) { return 0; }
#endif
-#else
-static inline void suspend_device_irqs(void) { };
-static inline void resume_device_irqs(void) { };
-static inline int check_wakeup_irqs(void) { return 0; }
-#endif
-#if defined(CONFIG_SMP) && defined(CONFIG_GENERIC_HARDIRQS)
+#if defined(CONFIG_SMP)
extern cpumask_var_t irq_default_affinity;
@@ -287,9 +246,8 @@ static inline int irq_set_affinity_hint(unsigned int irq,
{
return -EINVAL;
}
-#endif /* CONFIG_SMP && CONFIG_GENERIC_HARDIRQS */
+#endif /* CONFIG_SMP */
-#ifdef CONFIG_GENERIC_HARDIRQS
/*
* Special lockdep variants of irq disabling/enabling.
* These should be used for locking constructs that
@@ -354,33 +312,6 @@ static inline int disable_irq_wake(unsigned int irq)
return irq_set_irq_wake(irq, 0);
}
-#else /* !CONFIG_GENERIC_HARDIRQS */
-/*
- * NOTE: non-genirq architectures, if they want to support the lock
- * validator need to define the methods below in their asm/irq.h
- * files, under an #ifdef CONFIG_LOCKDEP section.
- */
-#ifndef CONFIG_LOCKDEP
-# define disable_irq_nosync_lockdep(irq) disable_irq_nosync(irq)
-# define disable_irq_nosync_lockdep_irqsave(irq, flags) \
- disable_irq_nosync(irq)
-# define disable_irq_lockdep(irq) disable_irq(irq)
-# define enable_irq_lockdep(irq) enable_irq(irq)
-# define enable_irq_lockdep_irqrestore(irq, flags) \
- enable_irq(irq)
-# endif
-
-static inline int enable_irq_wake(unsigned int irq)
-{
- return 0;
-}
-
-static inline int disable_irq_wake(unsigned int irq)
-{
- return 0;
-}
-#endif /* CONFIG_GENERIC_HARDIRQS */
-
#ifdef CONFIG_IRQ_FORCED_THREADING
extern bool force_irqthreads;
@@ -655,7 +586,7 @@ void tasklet_hrtimer_cancel(struct tasklet_hrtimer *ttimer)
* if more than one irq occurred.
*/
-#if defined(CONFIG_GENERIC_HARDIRQS) && !defined(CONFIG_GENERIC_IRQ_PROBE)
+#if !defined(CONFIG_GENERIC_IRQ_PROBE)
static inline unsigned long probe_irq_on(void)
{
return 0;