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authorMyungJoo Ham <myungjoo.ham@samsung.com>2015-08-05 04:55:10 +0300
committerMyungJoo Ham <myungjoo.ham@samsung.com>2015-09-11 08:22:26 +0300
commit86fa4cdb0f1e16d7e27278e29e4f0b9ba22f1a9b (patch)
tree64b22ef9f64a89e57171a7798e9d159cd6d05a85 /drivers/devfreq/event
parentd80f02231a1ee891f56f06ee6e4646db6ba28836 (diff)
downloadlinux-86fa4cdb0f1e16d7e27278e29e4f0b9ba22f1a9b.tar.xz
PM / devfreq: exynos-ppmu: bit-wise operation bugfix.
Make it u64 before left-shifting 32bits. Signed-off-by: MyungJoo Ham <myungjoo.ham@samsung.com>
Diffstat (limited to 'drivers/devfreq/event')
-rw-r--r--drivers/devfreq/event/exynos-ppmu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/devfreq/event/exynos-ppmu.c b/drivers/devfreq/event/exynos-ppmu.c
index f9901f52a225..f312485f1451 100644
--- a/drivers/devfreq/event/exynos-ppmu.c
+++ b/drivers/devfreq/event/exynos-ppmu.c
@@ -319,7 +319,8 @@ static int exynos_ppmu_v2_get_event(struct devfreq_event_dev *edev,
case PPMU_PMNCNT3:
pmcnt_high = __raw_readl(info->ppmu.base + PPMU_V2_PMCNT3_HIGH);
pmcnt_low = __raw_readl(info->ppmu.base + PPMU_V2_PMCNT3_LOW);
- load_count = (u64)((pmcnt_high & 0xff) << 32) + (u64)pmcnt_low;
+ load_count = ((u64)((pmcnt_high & 0xff)) << 32)
+ + (u64)pmcnt_low;
break;
}
edata->load_count = load_count;