sh: Convert to generic bitops for IRQ-toggling implementation.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/include/asm/bitops-grb.h b/arch/sh/include/asm/bitops-grb.h
index a5907b9..e73af33 100644 (file)
--- a/arch/sh/include/asm/bitops-grb.h
+++ b/arch/sh/include/asm/bitops-grb.h
@@ -166,4 +166,7 @@ static inline int test_and_change_bit(int nr, volatile void * addr)
 
         return retval;
 }
+
+#include <asm-generic/bitops/non-atomic.h>
+
 #endif /* __ASM_SH_BITOPS_GRB_H */

diff --git a/arch/sh/include/asm/bitops-irq.h b/arch/sh/include/asm/bitops-irq.h
deleted file mode 100644 (file)
index 653a127..0000000
--- a/arch/sh/include/asm/bitops-irq.h
+++ /dev/null
@@ -1,91 +0,0 @@
-#ifndef __ASM_SH_BITOPS_IRQ_H
-#define __ASM_SH_BITOPS_IRQ_H
-
-static inline void set_bit(int nr, volatile void *addr)
-{
-       int     mask;
-       volatile unsigned int *a = addr;
-       unsigned long flags;
-
-       a += nr >> 5;
-       mask = 1 << (nr & 0x1f);
-       local_irq_save(flags);
-       *a |= mask;
-       local_irq_restore(flags);
-}
-
-static inline void clear_bit(int nr, volatile void *addr)
-{
-       int     mask;
-       volatile unsigned int *a = addr;
-       unsigned long flags;
-
-       a += nr >> 5;
-       mask = 1 << (nr & 0x1f);
-       local_irq_save(flags);
-       *a &= ~mask;
-       local_irq_restore(flags);
-}
-
-static inline void change_bit(int nr, volatile void *addr)
-{
-       int     mask;
-       volatile unsigned int *a = addr;
-       unsigned long flags;
-
-       a += nr >> 5;
-       mask = 1 << (nr & 0x1f);
-       local_irq_save(flags);
-       *a ^= mask;
-       local_irq_restore(flags);
-}
-
-static inline int test_and_set_bit(int nr, volatile void *addr)
-{
-       int     mask, retval;
-       volatile unsigned int *a = addr;
-       unsigned long flags;
-
-       a += nr >> 5;
-       mask = 1 << (nr & 0x1f);
-       local_irq_save(flags);
-       retval = (mask & *a) != 0;
-       *a |= mask;
-       local_irq_restore(flags);
-
-       return retval;
-}
-
-static inline int test_and_clear_bit(int nr, volatile void *addr)
-{
-       int     mask, retval;
-       volatile unsigned int *a = addr;
-       unsigned long flags;
-
-       a += nr >> 5;
-       mask = 1 << (nr & 0x1f);
-       local_irq_save(flags);
-       retval = (mask & *a) != 0;
-       *a &= ~mask;
-       local_irq_restore(flags);
-
-       return retval;
-}
-
-static inline int test_and_change_bit(int nr, volatile void *addr)
-{
-       int     mask, retval;
-       volatile unsigned int *a = addr;
-       unsigned long flags;
-
-       a += nr >> 5;
-       mask = 1 << (nr & 0x1f);
-       local_irq_save(flags);
-       retval = (mask & *a) != 0;
-       *a ^= mask;
-       local_irq_restore(flags);
-
-       return retval;
-}
-
-#endif /* __ASM_SH_BITOPS_IRQ_H */

diff --git a/arch/sh/include/asm/bitops-llsc.h b/arch/sh/include/asm/bitops-llsc.h
index 43b8e1a..1d2fc0b 100644 (file)
--- a/arch/sh/include/asm/bitops-llsc.h
+++ b/arch/sh/include/asm/bitops-llsc.h
@@ -141,4 +141,6 @@ static inline int test_and_change_bit(int nr, volatile void * addr)
        return retval != 0;
 }
 
+#include <asm-generic/bitops/non-atomic.h>
+
 #endif /* __ASM_SH_BITOPS_LLSC_H */

diff --git a/arch/sh/include/asm/bitops.h b/arch/sh/include/asm/bitops.h
index 367930d..9b141e0 100644 (file)
--- a/arch/sh/include/asm/bitops.h
+++ b/arch/sh/include/asm/bitops.h
@@ -16,18 +16,16 @@
 #elif defined(CONFIG_CPU_SH4A)
 #include <asm/bitops-llsc.h>
 #else
-#include <asm/bitops-irq.h>
+#include <asm-generic/bitops/atomic.h>
+#include <asm-generic/bitops/non-atomic.h>
 #endif
 
-
 /*
  * clear_bit() doesn't provide any barrier for the compiler.
  */
 #define smp_mb__before_clear_bit()     barrier()
 #define smp_mb__after_clear_bit()      barrier()
 
-#include <asm-generic/bitops/non-atomic.h>
-
 #ifdef CONFIG_SUPERH32
 static inline unsigned long ffz(unsigned long word)
 {