From 0f516813ce5aa78b30084cd0cc2e7e2ba1777168 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sat, 21 Jul 2007 19:19:38 -0700 Subject: [PATCH] [SPARC32]: Take enable_irq/disable_irq out of line. Signed-off-by: Al Viro Signed-off-by: David S. Miller --- arch/sparc/kernel/irq.c | 25 ++++++++++++++++++++++--- arch/sparc/kernel/irq.h | 20 ++++++++++++++++++++ arch/sparc/kernel/sparc_ksyms.c | 2 -- arch/sparc/kernel/sun4d_irq.c | 4 ++-- arch/sparc/kernel/tick14.c | 4 ++-- include/asm-sparc/irq.h | 32 +++----------------------------- 6 files changed, 49 insertions(+), 38 deletions(-) diff --git a/arch/sparc/kernel/irq.c b/arch/sparc/kernel/irq.c index 5e9af30..75b2240 100644 --- a/arch/sparc/kernel/irq.c +++ b/arch/sparc/kernel/irq.c @@ -270,7 +270,7 @@ void free_irq(unsigned int irq, void *dev_id) kfree(action); if (!sparc_irq[cpu_irq].action) - disable_irq(irq); + __disable_irq(irq); out_unlock: spin_unlock_irqrestore(&irq_action_lock, flags); @@ -466,7 +466,7 @@ int request_fast_irq(unsigned int irq, sparc_irq[cpu_irq].action = action; - enable_irq(irq); + __enable_irq(irq); ret = 0; out_unlock: @@ -546,7 +546,7 @@ int request_irq(unsigned int irq, *actionp = action; - enable_irq(irq); + __enable_irq(irq); ret = 0; out_unlock: @@ -557,6 +557,25 @@ out: EXPORT_SYMBOL(request_irq); +void disable_irq_nosync(unsigned int irq) +{ + return __disable_irq(irq); +} +EXPORT_SYMBOL(disable_irq_nosync); + +void disable_irq(unsigned int irq) +{ + return __disable_irq(irq); +} +EXPORT_SYMBOL(disable_irq); + +void enable_irq(unsigned int irq) +{ + return __enable_irq(irq); +} + +EXPORT_SYMBOL(enable_irq); + /* We really don't need these at all on the Sparc. We only have * stubs here because they are exported to modules. */ diff --git a/arch/sparc/kernel/irq.h b/arch/sparc/kernel/irq.h index 8254a86..32ef3eb 100644 --- a/arch/sparc/kernel/irq.h +++ b/arch/sparc/kernel/irq.h @@ -1,11 +1,31 @@ #include +/* Dave Redman (djhr@tadpole.co.uk) + * changed these to function pointers.. it saves cycles and will allow + * the irq dependencies to be split into different files at a later date + * sun4c_irq.c, sun4m_irq.c etc so we could reduce the kernel size. + * Jakub Jelinek (jj@sunsite.mff.cuni.cz) + * Changed these to btfixup entities... It saves cycles :) + */ + +BTFIXUPDEF_CALL(void, disable_irq, unsigned int) +BTFIXUPDEF_CALL(void, enable_irq, unsigned int) BTFIXUPDEF_CALL(void, disable_pil_irq, unsigned int) BTFIXUPDEF_CALL(void, enable_pil_irq, unsigned int) BTFIXUPDEF_CALL(void, clear_clock_irq, void) BTFIXUPDEF_CALL(void, clear_profile_irq, int) BTFIXUPDEF_CALL(void, load_profile_irq, int, unsigned int) +static inline void __disable_irq(unsigned int irq) +{ + BTFIXUP_CALL(disable_irq)(irq); +} + +static inline void __enable_irq(unsigned int irq) +{ + BTFIXUP_CALL(enable_irq)(irq); +} + static inline void disable_pil_irq(unsigned int irq) { BTFIXUP_CALL(disable_pil_irq)(irq); diff --git a/arch/sparc/kernel/sparc_ksyms.c b/arch/sparc/kernel/sparc_ksyms.c index d8e008a..55bac51 100644 --- a/arch/sparc/kernel/sparc_ksyms.c +++ b/arch/sparc/kernel/sparc_ksyms.c @@ -154,8 +154,6 @@ EXPORT_SYMBOL(BTFIXUP_CALL(___xchg32)); #else EXPORT_SYMBOL(BTFIXUP_CALL(__hard_smp_processor_id)); #endif -EXPORT_SYMBOL(BTFIXUP_CALL(enable_irq)); -EXPORT_SYMBOL(BTFIXUP_CALL(disable_irq)); EXPORT_SYMBOL(BTFIXUP_CALL(mmu_unlockarea)); EXPORT_SYMBOL(BTFIXUP_CALL(mmu_lockarea)); EXPORT_SYMBOL(BTFIXUP_CALL(mmu_get_scsi_sgl)); diff --git a/arch/sparc/kernel/sun4d_irq.c b/arch/sparc/kernel/sun4d_irq.c index 7a09186..e0efab2 100644 --- a/arch/sparc/kernel/sun4d_irq.c +++ b/arch/sparc/kernel/sun4d_irq.c @@ -190,7 +190,7 @@ void sun4d_free_irq(unsigned int irq, void *dev_id) kfree(action); if (!(*actionp)) - disable_irq(irq); + __disable_irq(irq); out_unlock: spin_unlock_irqrestore(&irq_action_lock, flags); @@ -348,7 +348,7 @@ int sun4d_request_irq(unsigned int irq, else *actionp = action; - enable_irq(irq); + __enable_irq(irq); ret = 0; out_unlock: diff --git a/arch/sparc/kernel/tick14.c b/arch/sparc/kernel/tick14.c index a55f046..707bfda 100644 --- a/arch/sparc/kernel/tick14.c +++ b/arch/sparc/kernel/tick14.c @@ -64,7 +64,7 @@ void claim_ticker14(irq_handler_t handler, /* first we copy the obp handler instructions */ - disable_irq(irq_nr); + __disable_irq(irq_nr); if (!handler) return; @@ -81,6 +81,6 @@ void claim_ticker14(irq_handler_t handler, NULL)) { install_linux_ticker(); load_profile_irq(cpu, timeout); - enable_irq(irq_nr); + __enable_irq(irq_nr); } } diff --git a/include/asm-sparc/irq.h b/include/asm-sparc/irq.h index 4582793..afb88a5 100644 --- a/include/asm-sparc/irq.h +++ b/include/asm-sparc/irq.h @@ -7,41 +7,15 @@ #ifndef _SPARC_IRQ_H #define _SPARC_IRQ_H -#include -#include /* For NR_CPUS */ #include -#include /* For SUN4M_NCPUS */ -#include - #define NR_IRQS 16 #define irq_canonicalize(irq) (irq) -/* Dave Redman (djhr@tadpole.co.uk) - * changed these to function pointers.. it saves cycles and will allow - * the irq dependencies to be split into different files at a later date - * sun4c_irq.c, sun4m_irq.c etc so we could reduce the kernel size. - * Jakub Jelinek (jj@sunsite.mff.cuni.cz) - * Changed these to btfixup entities... It saves cycles :) - */ -BTFIXUPDEF_CALL(void, disable_irq, unsigned int) -BTFIXUPDEF_CALL(void, enable_irq, unsigned int) - -static inline void disable_irq_nosync(unsigned int irq) -{ - BTFIXUP_CALL(disable_irq)(irq); -} - -static inline void disable_irq(unsigned int irq) -{ - BTFIXUP_CALL(disable_irq)(irq); -} - -static inline void enable_irq(unsigned int irq) -{ - BTFIXUP_CALL(enable_irq)(irq); -} +extern void disable_irq_nosync(unsigned int irq); +extern void disable_irq(unsigned int irq); +extern void enable_irq(unsigned int irq); extern int request_fast_irq(unsigned int irq, irq_handler_t handler, unsigned long flags, __const__ char *devname); -- 2.7.4