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authorAkinobu Mita <akinobu.mita@gmail.com>2011-05-26 19:26:11 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-26 20:12:38 -0400
commit04b18ff9ca69545a2447462a65c7ba5373e23f69 (patch)
tree750ded98da86a30730b77d195e94bf6d271ffe99
parent63e424c84429903c92a0f1e9654c31ccaf6694d0 (diff)
arm: use asm-generic/bitops/le.h
The previous style change enables to use asm-generic/bitops/le.h on arm. Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com> Acked-by: Russell King <rmk+kernel@arm.linux.org.uk> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Greg Ungerer <gerg@uclinux.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--arch/arm/include/asm/bitops.h43
1 files changed, 5 insertions, 38 deletions
diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h
index 18a024b7b676..b4892a06442c 100644
--- a/arch/arm/include/asm/bitops.h
+++ b/arch/arm/include/asm/bitops.h
@@ -203,8 +203,6 @@ extern int _find_next_bit_be(const unsigned long *p, int size, int offset);
203#define find_first_bit(p,sz) _find_first_bit_le(p,sz) 203#define find_first_bit(p,sz) _find_first_bit_le(p,sz)
204#define find_next_bit(p,sz,off) _find_next_bit_le(p,sz,off) 204#define find_next_bit(p,sz,off) _find_next_bit_le(p,sz,off)
205 205
206#define WORD_BITOFF_TO_LE(x) ((x))
207
208#else 206#else
209/* 207/*
210 * These are the big endian, atomic definitions. 208 * These are the big endian, atomic definitions.
@@ -214,8 +212,6 @@ extern int _find_next_bit_be(const unsigned long *p, int size, int offset);
214#define find_first_bit(p,sz) _find_first_bit_be(p,sz) 212#define find_first_bit(p,sz) _find_first_bit_be(p,sz)
215#define find_next_bit(p,sz,off) _find_next_bit_be(p,sz,off) 213#define find_next_bit(p,sz,off) _find_next_bit_be(p,sz,off)
216 214
217#define WORD_BITOFF_TO_LE(x) ((x) ^ 0x18)
218
219#endif 215#endif
220 216
221#if __LINUX_ARM_ARCH__ < 5 217#if __LINUX_ARM_ARCH__ < 5
@@ -287,40 +283,7 @@ static inline int fls(int x)
287#include <asm-generic/bitops/hweight.h> 283#include <asm-generic/bitops/hweight.h>
288#include <asm-generic/bitops/lock.h> 284#include <asm-generic/bitops/lock.h>
289 285
290static inline void __set_bit_le(int nr, void *addr) 286#ifdef __ARMEB__
291{
292 __set_bit(WORD_BITOFF_TO_LE(nr), addr);
293}
294
295static inline void __clear_bit_le(int nr, void *addr)
296{
297 __clear_bit(WORD_BITOFF_TO_LE(nr), addr);
298}
299
300static inline int __test_and_set_bit_le(int nr, void *addr)
301{
302 return __test_and_set_bit(WORD_BITOFF_TO_LE(nr), addr);
303}
304
305static inline int test_and_set_bit_le(int nr, void *addr)
306{
307 return test_and_set_bit(WORD_BITOFF_TO_LE(nr), addr);
308}
309
310static inline int __test_and_clear_bit_le(int nr, void *addr)
311{
312 return __test_and_clear_bit(WORD_BITOFF_TO_LE(nr), addr);
313}
314
315static inline int test_and_clear_bit_le(int nr, void *addr)
316{
317 return test_and_clear_bit(WORD_BITOFF_TO_LE(nr), addr);
318}
319
320static inline int test_bit_le(int nr, const void *addr)
321{
322 return test_bit(WORD_BITOFF_TO_LE(nr), addr);
323}
324 287
325static inline int find_first_zero_bit_le(const void *p, unsigned size) 288static inline int find_first_zero_bit_le(const void *p, unsigned size)
326{ 289{
@@ -340,6 +303,10 @@ static inline int find_next_bit_le(const void *p, int size, int offset)
340} 303}
341#define find_next_bit_le find_next_bit_le 304#define find_next_bit_le find_next_bit_le
342 305
306#endif
307
308#include <asm-generic/bitops/le.h>
309
343/* 310/*
344 * Ext2 is defined to use little-endian byte ordering. 311 * Ext2 is defined to use little-endian byte ordering.
345 */ 312 */