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From: Thara Gopinath <thara.gopinath@linaro.org>
To: rui.zhang@intel.com, daniel.lezcano@linaro.org,
	robh+dt@kernel.org, agross@kernel.org,
	bjorn.andersson@linaro.org
Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	lukasz.luba@arm.com, amitk@kernel.org
Subject: [PATCH RFC 4/8] thermal:core:Add genetlink notifications for monitoring falling temperature
Date: Wed, 16 Sep 2020 23:22:22 -0400	[thread overview]
Message-ID: <20200917032226.820371-5-thara.gopinath@linaro.org> (raw)
In-Reply-To: <20200917032226.820371-1-thara.gopinath@linaro.org>

Add notification calls for trip points that are being monitored for
falling temperatures.

Signed-off-by: Thara Gopinath <thara.gopinath@linaro.org>
---
 drivers/thermal/thermal_core.c | 25 +++++++++++++++++++------
 1 file changed, 19 insertions(+), 6 deletions(-)

diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c
index 72bf159bcecc..bfd436379408 100644
--- a/drivers/thermal/thermal_core.c
+++ b/drivers/thermal/thermal_core.c
@@ -417,6 +417,7 @@ static void handle_critical_trips(struct thermal_zone_device *tz,
 static void handle_thermal_trip(struct thermal_zone_device *tz, int trip)
 {
 	enum thermal_trip_type type;
+	enum thermal_trip_monitor_type mon_type;
 	int trip_temp, hyst = 0;
 
 	/* Ignore disabled trip points */
@@ -428,13 +429,25 @@ static void handle_thermal_trip(struct thermal_zone_device *tz, int trip)
 	if (tz->ops->get_trip_hyst)
 		tz->ops->get_trip_hyst(tz, trip, &hyst);
 
+	if (tz->ops->get_trip_mon_type)
+		tz->ops->get_trip_mon_type(tz, trip, &mon_type);
+
 	if (tz->last_temperature != THERMAL_TEMP_INVALID) {
-		if (tz->last_temperature < trip_temp &&
-		    tz->temperature >= trip_temp)
-			thermal_notify_tz_trip_up(tz->id, trip);
-		if (tz->last_temperature >= trip_temp &&
-		    tz->temperature < (trip_temp - hyst))
-			thermal_notify_tz_trip_down(tz->id, trip);
+		if (mon_type == THERMAL_TRIP_MONITOR_FALLING) {
+			if (tz->last_temperature > trip_temp &&
+			    tz->temperature <= trip_temp)
+				thermal_notify_tz_trip_down(tz->id, trip);
+			if (tz->last_temperature <= trip_temp &&
+			    tz->temperature > (trip_temp + hyst))
+				thermal_notify_tz_trip_up(tz->id, trip);
+		} else {
+			if (tz->last_temperature < trip_temp &&
+			    tz->temperature >= trip_temp)
+				thermal_notify_tz_trip_up(tz->id, trip);
+			if (tz->last_temperature >= trip_temp &&
+			    tz->temperature < (trip_temp - hyst))
+				thermal_notify_tz_trip_down(tz->id, trip);
+		}
 	}
 
 	if (type == THERMAL_TRIP_CRITICAL || type == THERMAL_TRIP_HOT)
-- 
2.25.1


  parent reply	other threads:[~2020-09-17  3:28 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-17  3:22 [PATCH RFC 0/8] Introduce warming in thermal framework Thara Gopinath
2020-09-17  3:22 ` [PATCH RFC 1/8] dt-bindings: thermal: Introduce monitor-falling parameter to thermal trip point binding Thara Gopinath
2020-09-23 16:03   ` Rob Herring
2020-09-28 11:21     ` Thara Gopinath
2020-09-17  3:22 ` [PATCH RFC 2/8] thermal: Introduce new property monitor_type for trip point Thara Gopinath
2020-09-17  3:22 ` [PATCH RFC 3/8] thermal: thermal_of: Extend thermal dt driver to support bi-directional monitoring of a thermal " Thara Gopinath
2020-09-17  3:22 ` Thara Gopinath [this message]
2020-09-17  3:22 ` [PATCH RFC 5/8] thermal: gov_step_wise: Extend thermal step-wise governor to monitor falling temperature Thara Gopinath
2020-09-17  3:22 ` [PATCH RFC 6/8] thermal: Modify thermal governors to do nothing for trip points being monitored for " Thara Gopinath
2020-09-17  3:22 ` [PATCH RFC 7/8] thermal:core: Add is_warming_dev and supporting warming device api's to the cooling dev framework Thara Gopinath
2020-09-17  3:22 ` [PATCH RFC 8/8] soc:qcom:qcom_aoss: Change cooling_device_register to warming_device_register Thara Gopinath
2020-10-19 18:42 ` [PATCH RFC 0/8] Introduce warming in thermal framework Thara Gopinath
2020-10-19 19:22   ` Daniel Lezcano

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