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| author | MyungJoo Ham <myungjoo.ham@samsung.com> | 2015-08-05 03:55:10 +0200 |
|---|---|---|
| committer | MyungJoo Ham <myungjoo.ham@samsung.com> | 2015-09-11 07:22:26 +0200 |
| commit | 86fa4cdb0f1e16d7e27278e29e4f0b9ba22f1a9b (patch) | |
| tree | 64b22ef9f64a89e57171a7798e9d159cd6d05a85 /drivers/devfreq/event | |
| parent | PM / devfreq: exynos-ppmu: Update documentation to support PPMUv2 (diff) | |
| download | linux-86fa4cdb0f1e16d7e27278e29e4f0b9ba22f1a9b.tar.xz linux-86fa4cdb0f1e16d7e27278e29e4f0b9ba22f1a9b.zip | |
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.c | 3 |
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; |