netdev - [RFC 7/8] thermal: of: Monitor thermal zone after enabling it

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Message-Id: <20200407174926.23971-8-andrzej.p@collabora.com>
Date:   Tue,  7 Apr 2020 19:49:25 +0200
From:   Andrzej Pietrasiewicz <andrzej.p@...labora.com>
To:     linux-pm@...r.kernel.org
Cc:     Zhang Rui <rui.zhang@...el.com>,
        "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Len Brown <lenb@...nel.org>, Jiri Pirko <jiri@...lanox.com>,
        Ido Schimmel <idosch@...lanox.com>,
        "David S . Miller" <davem@...emloft.net>,
        Peter Kaestle <peter@...e.net>,
        Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>,
        Support Opensource <support.opensource@...semi.com>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Amit Kucheria <amit.kucheria@...durent.com>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Allison Randal <allison@...utok.net>,
        Enrico Weigelt <info@...ux.net>,
        Gayatri Kammela <gayatri.kammela@...el.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        linux-acpi@...r.kernel.org, netdev@...r.kernel.org,
        platform-driver-x86@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, kernel@...labora.com,
        Andrzej Pietrasiewicz <andrzej.p@...labora.com>
Subject: [RFC 7/8] thermal: of: Monitor thermal zone after enabling it

thermal/of calls its own ->set_mode() method, so monitor thermal zone
afterwards. This is needed for the DISABLED->ENABLED transition.

Signed-off-by: Andrzej Pietrasiewicz <andrzej.p@...labora.com>
---
 drivers/thermal/of-thermal.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/thermal/of-thermal.c b/drivers/thermal/of-thermal.c
index b7621dfab17c..cf2c43ebcb78 100644
--- a/drivers/thermal/of-thermal.c
+++ b/drivers/thermal/of-thermal.c
@@ -523,8 +523,11 @@ thermal_zone_of_sensor_register(struct device *dev, int sensor_id, void *data,
 		if (sensor_specs.np == sensor_np && id == sensor_id) {
 			tzd = thermal_zone_of_add_sensor(child, sensor_np,
 							 data, ops);
-			if (!IS_ERR(tzd))
+			if (!IS_ERR(tzd)) {
 				tzd->ops->set_mode(tzd, THERMAL_DEVICE_ENABLED);
+				thermal_zone_device_update(tzd,
+						THERMAL_EVENT_UNSPECIFIED);
+			}
 
 			of_node_put(sensor_specs.np);
 			of_node_put(child);
-- 
2.17.1