[PATCH AUTOSEL 4.19 14/20] cpufreq: intel_pstate: Only mention the BIOS disabling turbo mode once

[PATCH AUTOSEL 4.19 14/20] cpufreq: intel_pstate: Only mention the BIOS disabling turbo mode once

[Sasha Levin]

From: Chris Wilson <chris@chris-wilson.co.uk>

[ Upstream commit 8c539776ac83c0857395e1ccc9c6b516521a2d32 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/cpufreq/intel_pstate.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 29f25d5d65e00..e7b3d4ed8eff4 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -957,7 +957,7 @@ static ssize_t store_no_turbo(struct kobject *a, struct kobj_attribute *b,
 
 	update_turbo_state();
 	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_driver_lock);
 		return -EPERM;
-- 
2.20.1