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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 23:37:27 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-21 23:37:27 +0200
commite36f561a2c88394ef2708f1ab300fe8a79e9f651 (patch)
tree385f378c4240955e4356d49686a8ef606a82a7c1 /arch/parisc/include
parentMerge branch 'next-spi' of git://git.secretlab.ca/git/linux-2.6 (diff)
parentFix IRQ flag handling naming (diff)
downloadlinux-e36f561a2c88394ef2708f1ab300fe8a79e9f651.tar.xz
linux-e36f561a2c88394ef2708f1ab300fe8a79e9f651.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-irqflags
* git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-2.6-irqflags: Fix IRQ flag handling naming MIPS: Add missing #inclusions of <linux/irq.h> smc91x: Add missing #inclusion of <linux/irq.h> Drop a couple of unnecessary asm/system.h inclusions SH: Add missing consts to sys_execve() declaration Blackfin: Rename IRQ flags handling functions Blackfin: Add missing dep to asm/irqflags.h Blackfin: Rename DES PC2() symbol to avoid collision Blackfin: Split the BF532 BFIN_*_FIO_FLAG() functions to their own header Blackfin: Split PLL code from mach-specific cdef headers
Diffstat (limited to 'arch/parisc/include')
-rw-r--r--arch/parisc/include/asm/irqflags.h46
-rw-r--r--arch/parisc/include/asm/system.h19
2 files changed, 47 insertions, 18 deletions
diff --git a/arch/parisc/include/asm/irqflags.h b/arch/parisc/include/asm/irqflags.h
new file mode 100644
index 000000000000..34f9cb9b4754
--- /dev/null
+++ b/arch/parisc/include/asm/irqflags.h
@@ -0,0 +1,46 @@
+#ifndef __PARISC_IRQFLAGS_H
+#define __PARISC_IRQFLAGS_H
+
+#include <linux/types.h>
+#include <asm/psw.h>
+
+static inline unsigned long arch_local_save_flags(void)
+{
+ unsigned long flags;
+ asm volatile("ssm 0, %0" : "=r" (flags) : : "memory");
+ return flags;
+}
+
+static inline void arch_local_irq_disable(void)
+{
+ asm volatile("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory");
+}
+
+static inline void arch_local_irq_enable(void)
+{
+ asm volatile("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory");
+}
+
+static inline unsigned long arch_local_irq_save(void)
+{
+ unsigned long flags;
+ asm volatile("rsm %1,%0" : "=r" (flags) : "i" (PSW_I) : "memory");
+ return flags;
+}
+
+static inline void arch_local_irq_restore(unsigned long flags)
+{
+ asm volatile("mtsm %0" : : "r" (flags) : "memory");
+}
+
+static inline bool arch_irqs_disabled_flags(unsigned long flags)
+{
+ return (flags & PSW_I) == 0;
+}
+
+static inline bool arch_irqs_disabled(void)
+{
+ return arch_irqs_disabled_flags(arch_local_save_flags());
+}
+
+#endif /* __PARISC_IRQFLAGS_H */
diff --git a/arch/parisc/include/asm/system.h b/arch/parisc/include/asm/system.h
index 2ab4af58ecb9..b19e63a8e848 100644
--- a/arch/parisc/include/asm/system.h
+++ b/arch/parisc/include/asm/system.h
@@ -1,7 +1,7 @@
#ifndef __PARISC_SYSTEM_H
#define __PARISC_SYSTEM_H
-#include <asm/psw.h>
+#include <linux/irqflags.h>
/* The program status word as bitfields. */
struct pa_psw {
@@ -48,23 +48,6 @@ extern struct task_struct *_switch_to(struct task_struct *, struct task_struct *
(last) = _switch_to(prev, next); \
} while(0)
-/* interrupt control */
-#define local_save_flags(x) __asm__ __volatile__("ssm 0, %0" : "=r" (x) : : "memory")
-#define local_irq_disable() __asm__ __volatile__("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory" )
-#define local_irq_enable() __asm__ __volatile__("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory" )
-
-#define local_irq_save(x) \
- __asm__ __volatile__("rsm %1,%0" : "=r" (x) :"i" (PSW_I) : "memory" )
-#define local_irq_restore(x) \
- __asm__ __volatile__("mtsm %0" : : "r" (x) : "memory" )
-
-#define irqs_disabled() \
-({ \
- unsigned long flags; \
- local_save_flags(flags); \
- (flags & PSW_I) == 0; \
-})
-
#define mfctl(reg) ({ \
unsigned long cr; \
__asm__ __volatile__( \