linux-kernel - [PATCH] cpufreq: Remove unused flag CPUFREQ_PM_NO

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Date:   Tue,  2 Feb 2021 11:11:55 +0530
From:   Viresh Kumar <viresh.kumar@...aro.org>
To:     Rafael Wysocki <rjw@...ysocki.net>,
        Viresh Kumar <viresh.kumar@...aro.org>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>
Cc:     linux-pm@...r.kernel.org,
        Vincent Guittot <vincent.guittot@...aro.org>,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH] cpufreq: Remove unused flag CPUFREQ_PM_NO_WARN

This flag is set by one of the drivers but it isn't used in the code
otherwise. Remove the unused flag and update the driver.

Signed-off-by: Viresh Kumar <viresh.kumar@...aro.org>
---
Rebased over:

https://lore.kernel.org/lkml/a59bb322b22c247d570b70a8e94067804287623b.1612241683.git.viresh.kumar@linaro.org/

 drivers/cpufreq/pmac32-cpufreq.c |  3 +--
 include/linux/cpufreq.h          | 13 +++++--------
 2 files changed, 6 insertions(+), 10 deletions(-)

diff --git a/drivers/cpufreq/pmac32-cpufreq.c b/drivers/cpufreq/pmac32-cpufreq.c
index 73621bc11976..4f20c6a9108d 100644
--- a/drivers/cpufreq/pmac32-cpufreq.c
+++ b/drivers/cpufreq/pmac32-cpufreq.c
@@ -439,8 +439,7 @@ static struct cpufreq_driver pmac_cpufreq_driver = {
 	.init		= pmac_cpufreq_cpu_init,
 	.suspend	= pmac_cpufreq_suspend,
 	.resume		= pmac_cpufreq_resume,
-	.flags		= CPUFREQ_PM_NO_WARN |
-			  CPUFREQ_NO_AUTO_DYNAMIC_SWITCHING,
+	.flags		= CPUFREQ_NO_AUTO_DYNAMIC_SWITCHING,
 	.attr		= cpufreq_generic_attr,
 	.name		= "powermac",
 };
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index c8e40e91fe9b..353969c7acd3 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -398,8 +398,11 @@ struct cpufreq_driver {
 /* loops_per_jiffy or other kernel "constants" aren't affected by frequency transitions */
 #define CPUFREQ_CONST_LOOPS			BIT(1)
 
-/* don't warn on suspend/resume speed mismatches */
-#define CPUFREQ_PM_NO_WARN			BIT(2)
+/*
+ * Set by drivers that want the core to automatically register the cpufreq
+ * driver as a thermal cooling device.
+ */
+#define CPUFREQ_IS_COOLING_DEV			BIT(2)
 
 /*
  * This should be set by platforms having multiple clock-domains, i.e.
@@ -431,12 +434,6 @@ struct cpufreq_driver {
  */
 #define CPUFREQ_NO_AUTO_DYNAMIC_SWITCHING	BIT(6)
 
-/*
- * Set by drivers that want the core to automatically register the cpufreq
- * driver as a thermal cooling device.
- */
-#define CPUFREQ_IS_COOLING_DEV			BIT(7)
-
 int cpufreq_register_driver(struct cpufreq_driver *driver_data);
 int cpufreq_unregister_driver(struct cpufreq_driver *driver_data);
 
-- 
2.25.0.rc1.19.g042ed3e048af