From: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
To: linux-pm@vger.kernel.org, linux-acpi@vger.kernel.org,
netdev@vger.kernel.org, linux-wireless@vger.kernel.org,
platform-driver-x86@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-renesas-soc@vger.kernel.org,
linux-rockchip@lists.infradead.org
Cc: "Emmanuel Grumbach" <emmanuel.grumbach@intel.com>,
"Heiko Stuebner" <heiko@sntech.de>,
"Rafael J . Wysocki" <rjw@rjwysocki.net>,
"Vishal Kulkarni" <vishal@chelsio.com>,
"Luca Coelho" <luciano.coelho@intel.com>,
"Miquel Raynal" <miquel.raynal@bootlin.com>,
kernel@collabora.com, "Fabio Estevam" <festevam@gmail.com>,
"Amit Kucheria" <amit.kucheria@verdurent.com>,
"kernel test robot" <lkp@intel.com>,
"Chunyan Zhang" <zhang.lyra@gmail.com>,
"Daniel Lezcano" <daniel.lezcano@linaro.org>,
"Allison Randal" <allison@lohutok.net>,
"NXP Linux Team" <linux-imx@nxp.com>,
"Darren Hart" <dvhart@infradead.org>,
"Zhang Rui" <rui.zhang@intel.com>,
"Gayatri Kammela" <gayatri.kammela@intel.com>,
"Len Brown" <lenb@kernel.org>,
"Johannes Berg" <johannes.berg@intel.com>,
"Intel Linux Wireless" <linuxwifi@intel.com>,
"Sascha Hauer" <s.hauer@pengutronix.de>,
"Ido Schimmel" <idosch@mellanox.com>,
"Baolin Wang" <baolin.wang7@gmail.com>,
"Jiri Pirko" <jiri@mellanox.com>,
"Orson Zhai" <orsonzhai@gmail.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Kalle Valo" <kvalo@codeaurora.org>,
"Support Opensource" <support.opensource@diasemi.com>,
"Enrico Weigelt" <info@metux.net>,
"Peter Kaestle" <peter@piie.net>,
"Sebastian Reichel" <sre@kernel.org>,
"Andrzej Pietrasiewicz" <andrzej.p@collabora.com>,
"Bartlomiej Zolnierkiewicz" <b.zolnierkie@samsung.com>,
"Pengutronix Kernel Team" <kernel@pengutronix.de>,
"Niklas Söderlund" <niklas.soderlund@ragnatech.se>,
"Shawn Guo" <shawnguo@kernel.org>,
"David S . Miller" <davem@davemloft.net>,
"Andy Shevchenko" <andy@infradead.org>
Subject: [PATCH v7 06/11] thermal: Add mode helpers
Date: Mon, 29 Jun 2020 14:29:20 +0200 [thread overview]
Message-ID: <20200629122925.21729-7-andrzej.p@collabora.com> (raw)
In-Reply-To: <20200629122925.21729-1-andrzej.p@collabora.com>
Prepare for making the drivers not access tzd's private members.
Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
Reviewed-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
[staticize thermal_zone_device_set_mode()]
Signed-off-by: kernel test robot <lkp@intel.com>
---
drivers/thermal/thermal_core.c | 53 ++++++++++++++++++++++++++++++++++
include/linux/thermal.h | 13 +++++++++
2 files changed, 66 insertions(+)
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 14d3b1b94c4f..f02c57c986f0 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -459,6 +459,59 @@ static void thermal_zone_device_reset(struct thermal_zone_device *tz)
thermal_zone_device_init(tz);
}
+static int thermal_zone_device_set_mode(struct thermal_zone_device *tz,
+ enum thermal_device_mode mode)
+{
+ int ret = 0;
+
+ mutex_lock(&tz->lock);
+
+ /* do nothing if mode isn't changing */
+ if (mode == tz->mode) {
+ mutex_unlock(&tz->lock);
+
+ return ret;
+ }
+
+ if (tz->ops->set_mode)
+ ret = tz->ops->set_mode(tz, mode);
+
+ if (!ret)
+ tz->mode = mode;
+
+ mutex_unlock(&tz->lock);
+
+ thermal_zone_device_update(tz, THERMAL_EVENT_UNSPECIFIED);
+
+ return ret;
+}
+
+int thermal_zone_device_enable(struct thermal_zone_device *tz)
+{
+ return thermal_zone_device_set_mode(tz, THERMAL_DEVICE_ENABLED);
+}
+EXPORT_SYMBOL_GPL(thermal_zone_device_enable);
+
+int thermal_zone_device_disable(struct thermal_zone_device *tz)
+{
+ return thermal_zone_device_set_mode(tz, THERMAL_DEVICE_DISABLED);
+}
+EXPORT_SYMBOL_GPL(thermal_zone_device_disable);
+
+int thermal_zone_device_is_enabled(struct thermal_zone_device *tz)
+{
+ enum thermal_device_mode mode;
+
+ mutex_lock(&tz->lock);
+
+ mode = tz->mode;
+
+ mutex_unlock(&tz->lock);
+
+ return mode == THERMAL_DEVICE_ENABLED;
+}
+EXPORT_SYMBOL_GPL(thermal_zone_device_is_enabled);
+
void thermal_zone_device_update(struct thermal_zone_device *tz,
enum thermal_notify_event event)
{
diff --git a/include/linux/thermal.h b/include/linux/thermal.h
index a808f6fa2777..df013c39ba9b 100644
--- a/include/linux/thermal.h
+++ b/include/linux/thermal.h
@@ -416,6 +416,9 @@ int thermal_zone_get_offset(struct thermal_zone_device *tz);
void thermal_cdev_update(struct thermal_cooling_device *);
void thermal_notify_framework(struct thermal_zone_device *, int);
+int thermal_zone_device_enable(struct thermal_zone_device *tz);
+int thermal_zone_device_disable(struct thermal_zone_device *tz);
+int thermal_zone_device_is_enabled(struct thermal_zone_device *tz);
#else
static inline struct thermal_zone_device *thermal_zone_device_register(
const char *type, int trips, int mask, void *devdata,
@@ -463,6 +466,16 @@ static inline void thermal_cdev_update(struct thermal_cooling_device *cdev)
static inline void thermal_notify_framework(struct thermal_zone_device *tz,
int trip)
{ }
+
+static inline int thermal_zone_device_enable(struct thermal_zone_device *tz)
+{ return -ENODEV; }
+
+static inline int thermal_zone_device_disable(struct thermal_zone_device *tz)
+{ return -ENODEV; }
+
+static inline int
+thermal_zone_device_is_enabled(struct thermal_zone_device *tz)
+{ return -ENODEV; }
#endif /* CONFIG_THERMAL */
#endif /* __THERMAL_H__ */
--
2.17.1
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next prev parent reply other threads:[~2020-06-29 12:32 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-29 12:29 [PATCH v7 00/11] Stop monitoring disabled devices Andrzej Pietrasiewicz
2020-06-29 12:29 ` [PATCH v7 01/11] acpi: thermal: Fix error handling in the register function Andrzej Pietrasiewicz
2020-06-29 12:29 ` [PATCH v7 02/11] thermal: Store thermal mode in a dedicated enum Andrzej Pietrasiewicz
2020-06-29 12:29 ` [PATCH v7 03/11] thermal: Add current mode to thermal zone device Andrzej Pietrasiewicz
2020-06-29 12:29 ` [PATCH v7 04/11] thermal: Store device mode in struct thermal_zone_device Andrzej Pietrasiewicz
2020-06-29 12:29 ` [PATCH v7 05/11] thermal: remove get_mode() operation of drivers Andrzej Pietrasiewicz
2020-06-29 12:29 ` Andrzej Pietrasiewicz [this message]
2020-06-29 12:29 ` [PATCH v7 07/11] thermal: Use mode helpers in drivers Andrzej Pietrasiewicz
2020-06-29 12:45 ` Amit Kucheria
2020-06-29 14:14 ` Bartlomiej Zolnierkiewicz
2020-06-29 12:29 ` [PATCH v7 08/11] thermal: Explicitly enable non-changing thermal zone devices Andrzej Pietrasiewicz
2020-06-29 14:15 ` Bartlomiej Zolnierkiewicz
2020-06-30 5:07 ` Amit Kucheria
2020-06-29 12:29 ` [PATCH v7 09/11] thermal: core: Stop polling DISABLED thermal devices Andrzej Pietrasiewicz
2020-06-29 12:46 ` Amit Kucheria
2020-06-29 12:29 ` [PATCH v7 10/11] thermal: Simplify or eliminate unnecessary set_mode() methods Andrzej Pietrasiewicz
2020-06-29 12:47 ` Amit Kucheria
2020-06-29 12:29 ` [PATCH v7 11/11] thermal: Rename set_mode() to change_mode() Andrzej Pietrasiewicz
2020-06-29 12:48 ` Amit Kucheria
2020-06-30 12:57 ` [PATCH v7 00/11] Stop monitoring disabled devices Daniel Lezcano
2020-06-30 13:43 ` Andrzej Pietrasiewicz
2020-06-30 14:53 ` Daniel Lezcano
2020-06-30 15:29 ` Andrzej Pietrasiewicz
2020-06-30 15:53 ` Daniel Lezcano
2020-06-30 16:56 ` Andrzej Pietrasiewicz
2020-06-30 18:33 ` Daniel Lezcano
2020-07-01 10:23 ` Andrzej Pietrasiewicz
2020-07-01 14:25 ` Daniel Lezcano
2020-07-02 13:47 ` Daniel Lezcano
2020-07-02 13:53 ` Andrzej Pietrasiewicz
2020-07-02 14:58 ` Daniel Lezcano
2020-07-02 17:01 ` Daniel Lezcano
2020-07-02 17:19 ` Andrzej Pietrasiewicz
2020-07-02 17:49 ` Daniel Lezcano
2020-07-02 17:52 ` Daniel Lezcano
2020-07-03 1:49 ` Zhang Rui
2020-07-03 6:38 ` Daniel Lezcano
2020-07-03 10:45 ` Andrzej Pietrasiewicz
2020-07-03 11:05 ` Daniel Lezcano
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