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Subject[PATCH] clocksource: use clocksource_freq2mult() helper
Date
which is introduced in the 7aca0c072 commit to simplify calculation of
the mult and shift in the clocks_calc_mult_shift().

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
---
kernel/time/clocksource.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 56ece14..de57923 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -80,9 +80,7 @@ clocks_calc_mult_shift(u32 *mult, u32 *shift, u32 from, u32 to, u32 maxsec)
* accuracy and fits the maxsec conversion range:
*/
for (sft = 32; sft > 0; sft--) {
- tmp = (u64) to << sft;
- tmp += from / 2;
- do_div(tmp, from);
+ tmp = clocksource_freq2mult(from, sft, to);
if ((tmp >> sftacc) == 0)
break;
}
--
2.8.0.rc2.216.g1477fb2.dirty
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