linux-kernel - [PATCH 1/4] powercap: idle

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Message-Id: <20221108030342.1127216-2-srinivas.pandruvada@linux.intel.com>
Date:   Mon,  7 Nov 2022 19:03:39 -0800
From:   Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
To:     rui.zhang@...el.com, rafael@...nel.org, daniel.lezcano@...aro.org
Cc:     amitk@...nel.org, linux-kernel@...r.kernel.org,
        linux-pm@...r.kernel.org,
        Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Subject: [PATCH 1/4] powercap: idle_inject: Export symbols

Export symbols for external interfaces, so that they can be used in
other loadable modules.

Export is done under name space IDLE_INJECT.

Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
---
 drivers/powercap/idle_inject.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/powercap/idle_inject.c b/drivers/powercap/idle_inject.c
index 999e218d7793..e73885bd9065 100644
--- a/drivers/powercap/idle_inject.c
+++ b/drivers/powercap/idle_inject.c
@@ -159,6 +159,7 @@ void idle_inject_set_duration(struct idle_inject_device *ii_dev,
 		WRITE_ONCE(ii_dev->idle_duration_us, idle_duration_us);
 	}
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_set_duration, IDLE_INJECT);
 
 /**
  * idle_inject_get_duration - idle and run duration retrieval helper
@@ -172,6 +173,7 @@ void idle_inject_get_duration(struct idle_inject_device *ii_dev,
 	*run_duration_us = READ_ONCE(ii_dev->run_duration_us);
 	*idle_duration_us = READ_ONCE(ii_dev->idle_duration_us);
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_get_duration, IDLE_INJECT);
 
 /**
  * idle_inject_set_latency - set the maximum latency allowed
@@ -182,6 +184,7 @@ void idle_inject_set_latency(struct idle_inject_device *ii_dev,
 {
 	WRITE_ONCE(ii_dev->latency_us, latency_us);
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_set_latency, IDLE_INJECT);
 
 /**
  * idle_inject_start - start idle injections
@@ -213,6 +216,7 @@ int idle_inject_start(struct idle_inject_device *ii_dev)
 
 	return 0;
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_start, IDLE_INJECT);
 
 /**
  * idle_inject_stop - stops idle injections
@@ -259,6 +263,7 @@ void idle_inject_stop(struct idle_inject_device *ii_dev)
 
 	cpu_hotplug_enable();
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_stop, IDLE_INJECT);
 
 /**
  * idle_inject_setup - prepare the current task for idle injection
@@ -334,6 +339,7 @@ struct idle_inject_device *idle_inject_register(struct cpumask *cpumask)
 
 	return NULL;
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_register, IDLE_INJECT);
 
 /**
  * idle_inject_unregister - unregister idle injection control device
@@ -354,6 +360,7 @@ void idle_inject_unregister(struct idle_inject_device *ii_dev)
 
 	kfree(ii_dev);
 }
+EXPORT_SYMBOL_NS_GPL(idle_inject_unregister, IDLE_INJECT);
 
 static struct smp_hotplug_thread idle_inject_threads = {
 	.store = &idle_inject_thread.tsk,
-- 
2.37.3