linux-kernel - [PATCH v1 2/7] drivers: cpufreq: Add thermal_cooling_device pointer to struct cpufreq

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Message-Id: <aadc9cff04dc310138b41979239ce51938afedce.1547078153.git.amit.kucheria@linaro.org>
Date:   Thu, 10 Jan 2019 05:30:51 +0530
From:   Amit Kucheria <amit.kucheria@...aro.org>
To:     linux-kernel@...r.kernel.org
Cc:     linux-arm-msm@...r.kernel.org, bjorn.andersson@...aro.org,
        viresh.kumar@...aro.org, edubezval@...il.com,
        andy.gross@...aro.org, tdas@...eaurora.org, swboyd@...omium.org,
        dianders@...omium.org, mka@...omium.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>,
        linux-pm@...r.kernel.org (open list:CPU FREQUENCY DRIVERS)
Subject: [PATCH v1 2/7] drivers: cpufreq: Add thermal_cooling_device pointer to struct cpufreq_policy

Several cpufreq drivers register themselves as thermal cooling devices.
Adding a pointer to struct cpufreq_policy removes the need for them to
store this pointer in a private data structure.

Signed-off-by: Amit Kucheria <amit.kucheria@...aro.org>
---
 include/linux/cpufreq.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index c86d6d8bdfed..2496549d7573 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -95,6 +95,8 @@ struct cpufreq_policy {
 	struct cpufreq_frequency_table	*freq_table;
 	enum cpufreq_table_sorting freq_table_sorted;
 
+	struct thermal_cooling_device *cooldev; /* Pointer to the cooling
+						 * device if used for thermal mitigation */
 	struct list_head        policy_list;
 	struct kobject		kobj;
 	struct completion	kobj_unregister;
-- 
2.17.1