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| author | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2017-02-27 14:47:26 +0100 |
|---|---|---|
| committer | Philipp Tomsich <philipp.tomsich@theobroma-systems.com> | 2017-03-09 01:40:19 +0100 |
| commit | c1549925c561ccf4f1ce5ffd7ba7ddca9b5da53c (patch) | |
| tree | 1007692c696683c64d566828d14077526f937a49 | |
| parent | 1b216d755596926881a56e9e03b7c3a8100011ff (diff) | |
linux/kernel.h: sync DIV_ROUND_UP_ULL from kernel
The DIV_ROUND_UP_ULL is required for porting the sunxi clock (CCU)
binding from linux.
| -rw-r--r-- | include/linux/kernel.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 0b616713cc..dc3f36a520 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -56,6 +56,8 @@ #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d)) +#define DIV_ROUND_UP_ULL(ll,d) \ + ({ unsigned long long _tmp = (ll)+(d)-1; do_div(_tmp, d); _tmp; }) #if BITS_PER_LONG == 32 # define DIV_ROUND_UP_SECTOR_T(ll,d) DIV_ROUND_UP_ULL(ll, d) |