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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-12 08:18:10 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-06-12 08:18:10 +0200
commit069a0f32c9ca75ec7f02146711ec1f5840a68cbf (patch)
tree0ee4fe0bdd706333192b26a0c43dda1481862bae /drivers/cpufreq/intel_pstate.c
parentaca4e68acf3a08561f2a413322cbb232edad8764 (diff)
parent32c1431eea4881a6b17bd7c639315010aeefa452 (diff)
Merge 4.12-rc5 into char-misc-next
We want the char/misc driver fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/cpufreq/intel_pstate.c')
-rw-r--r--drivers/cpufreq/intel_pstate.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index b7de5bd76a31..eb1158532de3 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -571,9 +571,10 @@ static inline void update_turbo_state(void)
static int min_perf_pct_min(void)
{
struct cpudata *cpu = all_cpu_data[0];
+ int turbo_pstate = cpu->pstate.turbo_pstate;
- return DIV_ROUND_UP(cpu->pstate.min_pstate * 100,
- cpu->pstate.turbo_pstate);
+ return turbo_pstate ?
+ DIV_ROUND_UP(cpu->pstate.min_pstate * 100, turbo_pstate) : 0;
}
static s16 intel_pstate_get_epb(struct cpudata *cpu_data)