From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001 From: James <> Date: Wed, 4 Nov 2015 11:49:21 +0000 Subject: trunk-47381 --- ...ove-useless-call-to-thermal_zone_device_s.patch | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 target/linux/mediatek/patches/0012-thermal-remove-useless-call-to-thermal_zone_device_s.patch (limited to 'target/linux/mediatek/patches/0012-thermal-remove-useless-call-to-thermal_zone_device_s.patch') diff --git a/target/linux/mediatek/patches/0012-thermal-remove-useless-call-to-thermal_zone_device_s.patch b/target/linux/mediatek/patches/0012-thermal-remove-useless-call-to-thermal_zone_device_s.patch new file mode 100644 index 0000000..2d64f49 --- /dev/null +++ b/target/linux/mediatek/patches/0012-thermal-remove-useless-call-to-thermal_zone_device_s.patch @@ -0,0 +1,34 @@ +From 41adcc8cf217dfb4b70c2da061e70034b3c9add0 Mon Sep 17 00:00:00 2001 +From: Sascha Hauer +Date: Wed, 13 May 2015 10:52:31 +0200 +Subject: [PATCH 12/76] thermal: remove useless 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 +Acked-by: Eduardo Valentin +--- + 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 244784f..1b68d20 100644 +--- a/drivers/thermal/thermal_core.c ++++ b/drivers/thermal/thermal_core.c +@@ -1571,9 +1571,6 @@ 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; +-- +1.7.10.4 + -- cgit v1.2.3