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From: Dmitry Osipenko <digetx@gmail.com>
To: Thierry Reding <thierry.reding@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	Zhang Rui <rui.zhang@intel.com>,
	Daniel Lezcano <daniel.lezcano@linaro.org>,
	Amit Kucheria <amitk@kernel.org>,
	Andreas Westman Dorcsak <hedmoo@yahoo.com>,
	Maxim Schwalm <maxim.schwalm@gmail.com>,
	Svyatoslav Ryhel <clamor95@gmail.com>,
	Ihor Didenko <tailormoon@rambler.ru>,
	Ion Agorria <ion@agorria.com>,
	Matt Merhar <mattmerhar@protonmail.com>,
	Peter Geis <pgwipeout@gmail.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-tegra@vger.kernel.org, linux-pm@vger.kernel.org
Subject: [PATCH v3 3/7] thermal/core: Export thermal_cooling_device_stats_update()
Date: Sat, 29 May 2021 20:09:51 +0300	[thread overview]
Message-ID: <20210529170955.32574-4-digetx@gmail.com> (raw)
In-Reply-To: <20210529170955.32574-1-digetx@gmail.com>

NVIDIA Tegra30 thermal sensor driver has a hardware-controlled CPU cooling
feature that halves CPU frequency once a specified trip point is breached.
In order to account the hardware state transitions, which are reported by
interrupt, the sensor driver needs to report the cooling state transition
and this is done by thermal_cooling_device_stats_update(). The sensor
driver could be compiled as a loadable driver module, but this API
function isn't exported, hence export it.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
 drivers/thermal/thermal_sysfs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c
index 1c4aac8464a7..ab373280f853 100644
--- a/drivers/thermal/thermal_sysfs.c
+++ b/drivers/thermal/thermal_sysfs.c
@@ -690,6 +690,7 @@ void thermal_cooling_device_stats_update(struct thermal_cooling_device *cdev,
 unlock:
 	spin_unlock(&stats->lock);
 }
+EXPORT_SYMBOL_GPL(thermal_cooling_device_stats_update);
 
 static ssize_t total_trans_show(struct device *dev,
 				struct device_attribute *attr, char *buf)
-- 
2.30.2


  parent reply	other threads:[~2021-05-29 17:10 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-29 17:09 [PATCH v3 0/7] Add driver for NVIDIA Tegra30 SoC Thermal sensor Dmitry Osipenko
2021-05-29 17:09 ` [PATCH v3 1/7] dt-bindings: thermal: Add binding for Tegra30 thermal sensor Dmitry Osipenko
2021-05-29 17:09 ` [PATCH v3 2/7] thermal: thermal_of: Stop zone device before unregistering it Dmitry Osipenko
2021-05-29 17:09 ` Dmitry Osipenko [this message]
2021-05-29 17:09 ` [PATCH v3 4/7] thermal/drivers/tegra: Add driver for Tegra30 thermal sensor Dmitry Osipenko
2021-05-31 12:51   ` Thierry Reding
2021-06-15 10:03   ` Daniel Lezcano
2021-06-15 10:26     ` Viresh Kumar
2021-06-15 13:01       ` Dmitry Osipenko
2021-06-15 16:18         ` Daniel Lezcano
2021-06-15 19:32           ` Dmitry Osipenko
2021-06-16  2:50             ` Thara Gopinath
2021-06-16 10:47               ` Dmitry Osipenko
2021-06-16 14:36                 ` Thara Gopinath
2021-06-16  8:03             ` Viresh Kumar
2021-06-16  8:30               ` Vincent Guittot
2021-06-16  8:39                 ` Dmitry Osipenko
2021-06-16  8:51                   ` Vincent Guittot
2021-06-16 10:49                     ` Dmitry Osipenko
2021-05-29 17:09 ` [PATCH v3 5/7] ARM: tegra_defconfig: Enable CONFIG_TEGRA30_TSENSOR Dmitry Osipenko
2021-05-29 17:09 ` [PATCH v3 6/7] ARM: multi_v7_defconfig: " Dmitry Osipenko
2021-05-29 17:09 ` [PATCH v3 7/7] ARM: tegra: Add SoC thermal sensor to Tegra30 device-trees Dmitry Osipenko

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