diff mbox series

[v2,3/4] cpufreq: Add strict_target to struct cpufreq_policy

Message ID 2826323.52ZM0ncLkd@kreacher
State Superseded
Headers show
Series cpufreq: intel_pstate: Handle powersave governor correctly in the passive mode with HWP | expand

Commit Message

Rafael J. Wysocki Nov. 9, 2020, 4:53 p.m. UTC 
From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Add a new field to be set when the CPUFREQ_GOV_FLAG_STRICT_TARGET
flag is set for the current governor to struct cpufreq_policy, so
that the drivers needing to check CPUFREQ_GOV_FLAG_STRICT_TARGET do
not have to access the governor object during every frequency
transition.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/cpufreq/cpufreq.c |    2 ++
 include/linux/cpufreq.h   |    6 ++++++
 2 files changed, 8 insertions(+)
diff mbox series

Patch

Index: linux-pm/drivers/cpufreq/cpufreq.c
===================================================================
--- linux-pm.orig/drivers/cpufreq/cpufreq.c
+++ linux-pm/drivers/cpufreq/cpufreq.c
@@ -2280,6 +2280,8 @@  static int cpufreq_init_governor(struct
 		}
 	}
 
+	policy->strict_target = !!(policy->governor->flags & CPUFREQ_GOV_FLAG_STRICT_TARGET);
+
 	return 0;
 }
 
Index: linux-pm/include/linux/cpufreq.h
===================================================================
--- linux-pm.orig/include/linux/cpufreq.h
+++ linux-pm/include/linux/cpufreq.h
@@ -109,6 +109,12 @@  struct cpufreq_policy {
 	bool			fast_switch_enabled;
 
 	/*
+	 * Set if the CPUFREQ_GOV_FLAG_STRICT_TARGET flag is set for the
+	 * current governor.
+	 */
+	bool			strict_target;
+
+	/*
 	 * Preferred average time interval between consecutive invocations of
 	 * the driver to set the frequency for this policy.  To be set by the
 	 * scaling driver (0, which is the default, means no preference).