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cpufreq: intel_pstate: Only mention the BIOS disabling turbo mode once 

Make a note of the first time we discover the turbo mode has been
disabled by the BIOS, as otherwise we complain every time we try to
update the mode.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Chris Wilson 2020-04-10 20:26:29 +01:00 committed by Rafael J. Wysocki
parent 6a8b55ed40
commit 8c539776ac
1 changed files with 1 additions and 1 deletions
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2
drivers/cpufreq/intel_pstate.c
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@ -1059,7 +1059,7 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b,
update_turbo_state(); update_turbo_state();
if (global.turbo_disabled) { if (global.turbo_disabled) {
pr_warn("Turbo disabled by BIOS or unavailable on processor\n"); pr_notice_once("Turbo disabled by BIOS or unavailable on processor\n");
mutex_unlock(&intel_pstate_limits_lock); mutex_unlock(&intel_pstate_limits_lock);
mutex_unlock(&intel_pstate_driver_lock); mutex_unlock(&intel_pstate_driver_lock);
return -EPERM; return -EPERM;