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Remove GENERIC_HARDIRQ config option

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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>
This commit is contained in:
Martin Schwidefsky 2013-08-30 09:39:53 +02:00
parent 5a7d8a2808
commit 0244ad004a
81 changed files with 100 additions and 337 deletions
Download patch file Download diff file Expand all files Collapse all files

75
include/linux/interrupt.h
View file

@ -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;