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authorAl Viro <viro@zeniv.linux.org.uk>2007-07-21 19:19:38 -0700
committerDavid S. Miller <davem@davemloft.net>2007-07-21 19:19:38 -0700
commit0f516813ce5aa78b30084cd0cc2e7e2ba1777168 (patch)
tree7fda885e9288f9204c4e5e1683943a48f4e8115b /arch/sparc
parent32231a66b4e1b649c346dc76b7d191f7e64a663a (diff)
downloadlinux-0f516813ce5aa78b30084cd0cc2e7e2ba1777168.tar.bz2
[SPARC32]: Take enable_irq/disable_irq out of line.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/kernel/irq.c25
-rw-r--r--arch/sparc/kernel/irq.h20
-rw-r--r--arch/sparc/kernel/sparc_ksyms.c2
-rw-r--r--arch/sparc/kernel/sun4d_irq.c4
-rw-r--r--arch/sparc/kernel/tick14.c4
5 files changed, 46 insertions, 9 deletions
diff --git a/arch/sparc/kernel/irq.c b/arch/sparc/kernel/irq.c
index 5e9af3073acf..75b2240ad0f9 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 8254a86d97d0..32ef3ebd0a88 100644
--- a/arch/sparc/kernel/irq.h
+++ b/arch/sparc/kernel/irq.h
@@ -1,11 +1,31 @@
#include <asm/btfixup.h>
+/* 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 d8e008a04e2b..55bac516dfe2 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 7a09186a432e..e0efab2a6bef 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 a55f0463b929..707bfda86570 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);
}
}