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Message-Id: <1436168777-10463-3-git-send-email-s.hauer@pengutronix.de>
Date: Mon, 6 Jul 2015 09:46:15 +0200
From: Sascha Hauer <s.hauer@...gutronix.de>
To: linux-pm@...r.kernel.org
Cc: Zhang Rui <rui.zhang@...el.com>, linux-kernel@...r.kernel.org,
Eduardo Valentin <edubezval@...il.com>,
Sascha Hauer <s.hauer@...gutronix.de>
Subject: [PATCH 2/4] thermal: remove unnecessary call to thermal_zone_device_set_polling
When the thermal zone has no get_temp callback then thermal_zone_device_register()
calls thermal_zone_device_set_polling() with a polling delay of 0. This
only cancels the poll_queue. Since the poll_queue hasn't been scheduled this
is a no-op. Remove it.
Signed-off-by: Sascha Hauer <s.hauer@...gutronix.de>
Acked-by: Eduardo Valentin <edubezval@...il.com>
---
drivers/thermal/thermal_core.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 34ce9e4..aa0a661 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -1848,9 +1848,6 @@ struct thermal_zone_device *thermal_zone_device_register(const char *type,
INIT_DELAYED_WORK(&(tz->poll_queue), thermal_zone_device_check);
- if (!tz->ops->get_temp)
- thermal_zone_device_set_polling(tz, 0);
-
thermal_zone_device_update(tz);
return tz;
--
2.1.4
--
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