diff options
author | Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> | 2017-01-18 10:48:23 -0800 |
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committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2017-02-04 00:05:32 +0100 |
commit | 7d9a8a9f4ee682e299fa2acee48031713aef1b76 (patch) | |
tree | 056395c2d78dd25c7cea15d48e57efd5abbb9bef /lib/memory-notifier-error-inject.c | |
parent | fb1fe1041c04ee5ba362cf239e83a7c559beb0f3 (diff) |
cpufreq: intel_pstate: Lower frequency than expected under no_turbo
When turbo is not disabled by BIOS, but user disabled from intel P-State
sysfs and changes max/min using cpufreq sysfs, the resultant frequency
is lower than what user requested.
The reason for this, when the perf limits are calculated in set_policy()
callback, they are with reference to max cpu frequency (turbo frequency
), but when enforced in the intel_pstate_get_min_max() they are with
reference to max available performance as documented in the intel_pstate
documentation (in this case max non turbo P-State).
This needs similar change as done in intel_cpufreq_verify_policy() for
passive mode. Set policy->cpuinfo.max_freq based on the turbo status.
Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'lib/memory-notifier-error-inject.c')
0 files changed, 0 insertions, 0 deletions