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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-12-24 00:29:56 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-12-27 03:30:11 +0100 |
| commit | 366430b5c2f61a75d45b9fc00886ffff12f395ab (patch) | |
| tree | 729f466e442a1113a71fec3811f0bbf19e7bdd4d /drivers/cpufreq/intel_pstate.c | |
| parent | adec57c61c2421d9d06c1fa8dd1ff7ed4fd2ca1b (diff) | |
| download | lwn-366430b5c2f61a75d45b9fc00886ffff12f395ab.tar.gz lwn-366430b5c2f61a75d45b9fc00886ffff12f395ab.zip | |
cpufreq: intel_pstate: Do not expose PID parameters in passive mode
If intel_pstate works in the passive mode in which it acts as
a regular cpufreq driver and collaborates with generic cpufreq
governors, the PID parameters are not used, so do not expose
them via debugfs in that case.
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 | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 7cd0177ddeaf..0d01cb2dc6d2 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -964,10 +964,6 @@ static void __init intel_pstate_debug_expose_params(void) struct dentry *debugfs_parent; int i = 0; - if (hwp_active || - pstate_funcs.get_target_pstate == get_target_pstate_use_cpu_load) - return; - debugfs_parent = debugfs_create_dir("pstate_snb", NULL); if (IS_ERR_OR_NULL(debugfs_parent)) return; @@ -2433,7 +2429,10 @@ hwp_cpu_matched: if (rc) goto out; - intel_pstate_debug_expose_params(); + if (intel_pstate_driver == &intel_pstate && !hwp_active && + pstate_funcs.get_target_pstate != get_target_pstate_use_cpu_load) + intel_pstate_debug_expose_params(); + intel_pstate_sysfs_expose_params(); if (hwp_active) |