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authorMike Rapoport <rppt@linux.vnet.ibm.com>2018-07-04 09:28:14 +0300
committerGeert Uytterhoeven <geert@linux-m68k.org>2018-07-29 10:48:18 +0200
commit384052e4ed274747fb96deb2df46a14d023a2986 (patch)
treee8a81fced18f743c05b4d1e904df3dc4417265b0 /arch/m68k
parent781c4d6f5f278fc23687d6d224ddb452bb5ac368 (diff)
m68k/bitops: convert __ffs to match generic declaration
The generic bitops declare __ffs as static inline unsigned long __ffs(unsigned long word); Convert the m68k version to match the generic declaration. Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com> Acked-by: Greg Ungerer <gerg@linux-m68k.org> Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/include/asm/bitops.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/m68k/include/asm/bitops.h b/arch/m68k/include/asm/bitops.h
index 93b47b1f6fb4..54009ea710b3 100644
--- a/arch/m68k/include/asm/bitops.h
+++ b/arch/m68k/include/asm/bitops.h
@@ -454,7 +454,7 @@ static inline unsigned long ffz(unsigned long word)
*/
#if (defined(__mcfisaaplus__) || defined(__mcfisac__)) && \
!defined(CONFIG_M68000) && !defined(CONFIG_MCPU32)
-static inline int __ffs(int x)
+static inline unsigned long __ffs(unsigned long x)
{
__asm__ __volatile__ ("bitrev %0; ff1 %0"
: "=d" (x)
@@ -493,7 +493,11 @@ static inline int ffs(int x)
: "dm" (x & -x));
return 32 - cnt;
}
-#define __ffs(x) (ffs(x) - 1)
+
+static inline unsigned long __ffs(unsigned long x)
+{
+ return ffs(x) - 1;
+}
/*
* fls: find last bit set.