#ifndef _ASM_GENERIC_BITOPS_FLS_H_ #define _ASM_GENERIC_BITOPS_FLS_H_ /** * fls - find last (most-significant) bit set * @x: the word to search * * This is defined the same way as ffs. * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. */ static __always_inline int fls(int x) { int r = 32; if (!x) return 0; if (!(x & 0xffff0000u)) { x <<= 16; r -= 16; } if (!(x & 0xff000000u)) { x <<= 8; r -= 8; } if (!(x & 0xf0000000u)) { x <<= 4; r -= 4; } if (!(x & 0xc0000000u)) { x <<= 2; r -= 2; } if (!(x & 0x80000000u)) { x <<= 1; r -= 1; } return r; } #endif /* _ASM_GENERIC_BITOPS_FLS_H_ */ '>
summaryrefslogtreecommitdiff
path: root/drivers/usb/dwc3
diff options
context:
space:
mode:
authorJames Bottomley <James.Bottomley@HansenPartnership.com>2017-01-17 17:32:54 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2017-01-17 17:32:54 -0500
commit9208b75e048dda0d285904de9be7ab654a4b94fc (patch)
treeb3af58ccd11b9ea186d1388be263b8ae0cb829b3 /drivers/usb/dwc3
parent2f5a31456ee80b37ef1170319fa134af0a1dfcc4 (diff)
parentffb58456589443ca572221fabbdef3db8483a779 (diff)
Merge remote-tracking branch 'mkp-scsi/fixes' into fixes
Diffstat (limited to 'drivers/usb/dwc3')