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| author | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2016-05-05 01:07:34 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-05-05 02:43:47 +0300 |
| commit | e59a8f7ff4573fd54f1acec0e29280a6556fdde9 (patch) | |
| tree | 3a303e596c3ab459d7b769c68005e491e15008ff /drivers/cpufreq/intel_pstate.c | |
| parent | d9975b0b079c2708d39c01dad882c91a7a5a348f (diff) | |
| download | linux-e59a8f7ff4573fd54f1acec0e29280a6556fdde9.tar.xz | |
cpufreq: intel_pstate: Ignore _PPC processing under HWP
When HWP (hardware P states) feature is active, the ACPI _PSS and _PPC
is not used. So ignore processing for _PPC limits.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/intel_pstate.c')
| -rw-r--r-- | drivers/cpufreq/intel_pstate.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index a0823e84ceca..74453fe546c1 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -380,6 +380,9 @@ static void intel_pstate_init_acpi_perf_limits(struct cpufreq_policy *policy) int ret; int i; + if (hwp_active) + return; + if (!intel_pstate_get_ppc_enable_status()) return; |