diff options
Diffstat (limited to 'sound/oss/sonicvibes.c')
-rw-r--r-- | sound/oss/sonicvibes.c | 18 |
1 files changed, 0 insertions, 18 deletions
diff --git a/sound/oss/sonicvibes.c b/sound/oss/sonicvibes.c index 69a4b8778b51..4471757b7985 100644 --- a/sound/oss/sonicvibes.c +++ b/sound/oss/sonicvibes.c | |||
@@ -407,24 +407,6 @@ static inline unsigned ld2(unsigned int x) | |||
407 | return r; | 407 | return r; |
408 | } | 408 | } |
409 | 409 | ||
410 | /* | ||
411 | * hweightN: returns the hamming weight (i.e. the number | ||
412 | * of bits set) of a N-bit word | ||
413 | */ | ||
414 | |||
415 | #ifdef hweight32 | ||
416 | #undef hweight32 | ||
417 | #endif | ||
418 | |||
419 | static inline unsigned int hweight32(unsigned int w) | ||
420 | { | ||
421 | unsigned int res = (w & 0x55555555) + ((w >> 1) & 0x55555555); | ||
422 | res = (res & 0x33333333) + ((res >> 2) & 0x33333333); | ||
423 | res = (res & 0x0F0F0F0F) + ((res >> 4) & 0x0F0F0F0F); | ||
424 | res = (res & 0x00FF00FF) + ((res >> 8) & 0x00FF00FF); | ||
425 | return (res & 0x0000FFFF) + ((res >> 16) & 0x0000FFFF); | ||
426 | } | ||
427 | |||
428 | /* --------------------------------------------------------------------- */ | 410 | /* --------------------------------------------------------------------- */ |
429 | 411 | ||
430 | /* | 412 | /* |