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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2017-07-24 16:51:18 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2017-07-24 16:51:18 -0700
commit53a7ff8fb785839b87f950fd85433d9c662fac89 (patch)
tree119840a23e5226d3f258e2309b4ef1d328535dd2 /drivers/cpufreq/intel_pstate.c
parent4323418d62fefe48ee5019f2c744c918be06ec69 (diff)
parent072a7852338af900c302490474939e089f4bd4c4 (diff)
Merge branch 'bind_unbind' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core into next
This brings in devm_device_add_group() and friends so that we can create driver-specific device attributes as managed resources.
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)