| /kernel/linux/linux-6.6/drivers/thermal/ |
| D | thermal_trip.c | 37 * __thermal_zone_set_trips - Computes the next trip points for the driver
41 * the trip points. The result is the closer low and high trip points
53 struct thermal_trip trip; in __thermal_zone_set_trips() local
67 ret = __thermal_zone_get_trip(tz, i , &trip); in __thermal_zone_set_trips()
71 trip_low = trip.temperature - trip.hysteresis; in __thermal_zone_set_trips()
79 if (trip.temperature > tz->temperature && in __thermal_zone_set_trips()
80 trip.temperature < high) { in __thermal_zone_set_trips()
81 high = trip.temperature; in __thermal_zone_set_trips()
86 /* No need to change trip points */ in __thermal_zone_set_trips()
114 struct thermal_trip *trip) in __thermal_zone_get_trip() argument
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| D | gov_step_wise.c | 20 * If the temperature is higher than a trip point,
22 * state for this trip point
24 * If the temperature is lower than a trip point,
27 * state for this trip point, if the cooling state already
84 const struct thermal_trip *trip = &tz->trips[trip_id]; in thermal_zone_trip_update() local
92 if (tz->temperature >= trip->temperature) { in thermal_zone_trip_update()
94 trace_thermal_zone_trip(tz, trip_id, trip->type); in thermal_zone_trip_update()
97 dev_dbg(&tz->device, "Trip%d[type=%d,temp=%d]:trend=%d,throttle=%d\n", in thermal_zone_trip_update()
98 trip_id, trip->type, trip->temperature, trend, throttle); in thermal_zone_trip_update()
101 if (instance->trip != trip) in thermal_zone_trip_update()
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| D | gov_fair_share.c | 19 * get_trip_level: - obtains the current trip level for a zone
24 struct thermal_trip trip; in get_trip_level() local
28 __thermal_zone_get_trip(tz, count, &trip); in get_trip_level()
29 if (tz->temperature < trip.temperature) in get_trip_level()
34 * count > 0 only if temperature is greater than first trip in get_trip_level()
38 trace_thermal_zone_trip(tz, count - 1, trip.type); in get_trip_level()
52 * @trip_index: trip point index
63 * We do not want to throttle too much when we trip a lower temperature,
64 * whereas the throttling is at full swing if we trip critical levels.
65 * (Heavily assumes the trip points are in ascending order)
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| D | gov_bang_bang.c | 18 const struct thermal_trip *trip = &tz->trips[trip_index]; in thermal_zone_trip_update() local
21 if (!trip->hysteresis) in thermal_zone_trip_update()
25 dev_dbg(&tz->device, "Trip%d[temp=%d]:temp=%d:hyst=%d\n", in thermal_zone_trip_update()
26 trip_index, trip->temperature, tz->temperature, in thermal_zone_trip_update()
27 trip->hysteresis); in thermal_zone_trip_update()
30 if (instance->trip != trip) in thermal_zone_trip_update()
48 if (instance->target == 0 && tz->temperature >= trip->temperature) in thermal_zone_trip_update()
51 tz->temperature <= trip->temperature - trip->hysteresis) in thermal_zone_trip_update()
68 * @trip: the trip point
92 static int bang_bang_control(struct thermal_zone_device *tz, int trip) in bang_bang_control() argument
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| D | Kconfig | 12 Each thermal zone contains its own temperature, trip points,
26 trip point crossed, cooling device update or governor
45 poweroff kicks in. Similarly to the critical trip point,
84 bool "Enable writable trip points"
87 trip temperatures can be changed from userspace. The
92 change trip temperatures.
120 The Userspace governor allows to get trip point crossed
138 devices one step at the time, taking into account the trip
227 user can manually input temperature and test the different trip
254 CPUs when the passive trip is crossed.
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| D | gov_power_allocator.c | 58 * @trip_switch_on: first passive trip point of the thermal zone. The
59 * governor switches on when this trip point is crossed.
60 * If the thermal zone only has one passive trip point,
62 * @trip_max_desired_temperature: last passive trip point of the thermal
100 if (instance->trip != trip_max_desired_temperature) in estimate_sustainable_power()
119 * @trip_switch_on: trip point number for the switch on temperature
129 struct thermal_trip trip; in estimate_pid_constants() local
134 ret = __thermal_zone_get_trip(tz, trip_switch_on, &trip); in estimate_pid_constants()
136 temperature_threshold -= trip.temperature; in estimate_pid_constants()
142 * passive trip points at the same temperature, that person in estimate_pid_constants()
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| /kernel/linux/linux-6.6/drivers/acpi/ |
| D | thermal.c | 60 * 1.An invalid trip point becomes invalid or a valid trip point becomes invalid
69 "ACPI thermal trip point %s changed\n" \
75 MODULE_PARM_DESC(act, "Disable or override all lowest active trip points.");
79 MODULE_PARM_DESC(crt, "Disable or lower all critical trip points.");
91 MODULE_PARM_DESC(psv, "Disable or override all passive trip points.");
101 struct acpi_thermal_trip trip; member
109 struct acpi_thermal_trip trip; member
256 if (((flag & ACPI_TRIPS_PASSIVE) && tz->trips.passive.trip.valid) || in __acpi_thermal_trips_update()
258 valid = tz->trips.passive.trip.valid; in __acpi_thermal_trips_update()
270 tz->trips.passive.trip.valid = false; in __acpi_thermal_trips_update()
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| /kernel/linux/linux-5.10/drivers/thermal/ |
| D | thermal_of.c | 25 * struct __thermal_cooling_bind_param - a cooling device for a trip point
27 * @min: minimum cooling state used at this trip point
28 * @max: maximum cooling state used at this trip point
38 * struct __thermal_bind_param - a match between trip and cooling device
41 * @trip_id: the trip point index
58 * @ntrips: number of trip points
59 * @trips: an array of trip points (0..ntrips - 1)
72 /* trip data */
110 * of_thermal_get_ntrips - function to export number of available trip
114 * This function is a globally visible wrapper to get number of trip points
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| D | gov_step_wise.c | 19 * If the temperature is higher than a trip point,
21 * state for this trip point
24 * for this trip point
26 * for this trip point
27 * If the temperature is lower than a trip point,
30 * state for this trip point, if the cooling state already
116 static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip) in thermal_zone_trip_update() argument
125 if (trip == THERMAL_TRIPS_NONE) { in thermal_zone_trip_update()
129 tz->ops->get_trip_temp(tz, trip, &trip_temp); in thermal_zone_trip_update()
130 tz->ops->get_trip_type(tz, trip, &trip_type); in thermal_zone_trip_update()
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| D | Kconfig | 12 Each thermal zone contains its own temperature, trip points,
26 trip point crossed, cooling device update or governor
45 poweroff kicks in. Similarly to the critical trip point,
80 bool "Enable writable trip points"
83 trip temperatures can be changed from userspace. The
88 change trip temperatures.
213 user can manually input temperature and test the different trip
240 CPUs when the passive trip is crossed.
250 It supports one critical trip point and one passive trip point. The
252 passive trip is crossed.
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| D | gov_fair_share.c | 19 * get_trip_level: - obtains the current trip level for a zone
38 * count > 0 only if temperature is greater than first trip in get_trip_level()
62 * @trip: trip point index
73 * We do not want to throttle too much when we trip a lower temperature,
74 * whereas the throttling is at full swing if we trip critical levels.
75 * (Heavily assumes the trip points are in ascending order)
78 static int fair_share_throttle(struct thermal_zone_device *tz, int trip) in fair_share_throttle() argument
88 if (instance->trip != trip) in fair_share_throttle()
99 if (instance->trip != trip) in fair_share_throttle()
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| D | gov_bang_bang.c | 16 static void thermal_zone_trip_update(struct thermal_zone_device *tz, int trip) in thermal_zone_trip_update() argument
21 tz->ops->get_trip_temp(tz, trip, &trip_temp); in thermal_zone_trip_update()
28 tz->ops->get_trip_hyst(tz, trip, &trip_hyst); in thermal_zone_trip_update()
30 dev_dbg(&tz->device, "Trip%d[temp=%d]:temp=%d:hyst=%d\n", in thermal_zone_trip_update()
31 trip, trip_temp, tz->temperature, in thermal_zone_trip_update()
37 if (instance->trip != trip) in thermal_zone_trip_update()
75 * @trip: the trip point
99 static int bang_bang_control(struct thermal_zone_device *tz, int trip) in bang_bang_control() argument
103 thermal_zone_trip_update(tz, trip); in bang_bang_control()
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| /kernel/linux/linux-5.10/drivers/net/ethernet/mellanox/mlxsw/ |
| D | core_thermal.c | 178 * defined with four trip points. The critical and emergency in mlxsw_thermal_module_trips_update()
180 * and "hot" trip points, "normal" and "critical" trip points are in mlxsw_thermal_module_trips_update()
202 struct mlxsw_thermal_trip *trip = trips; in mlxsw_thermal_tz_score_update() local
210 i++, trip++) { in mlxsw_thermal_tz_score_update()
211 if (temp < trip->temp) { in mlxsw_thermal_tz_score_update()
212 delta = DIV_ROUND_CLOSEST(temp, trip->temp - temp); in mlxsw_thermal_tz_score_update()
237 const struct mlxsw_thermal_trip *trip = &thermal->trips[i]; in mlxsw_thermal_bind() local
240 trip->max_state, in mlxsw_thermal_bind()
241 trip->min_state, in mlxsw_thermal_bind()
244 dev_err(dev, "Failed to bind cooling device to trip %d\n", i); in mlxsw_thermal_bind()
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| /kernel/linux/linux-5.10/drivers/thermal/intel/int340x_thermal/ |
| D | int340x_thermal_zone.c | 44 int trip, int *temp) in int340x_thermal_get_trip_temp() argument
50 return d->override_ops->get_trip_temp(zone, trip, temp); in int340x_thermal_get_trip_temp()
54 if (trip < d->aux_trip_nr) in int340x_thermal_get_trip_temp()
55 *temp = d->aux_trips[trip]; in int340x_thermal_get_trip_temp()
56 else if (trip == d->crt_trip_id) in int340x_thermal_get_trip_temp()
58 else if (trip == d->psv_trip_id) in int340x_thermal_get_trip_temp()
60 else if (trip == d->hot_trip_id) in int340x_thermal_get_trip_temp()
65 d->act_trips[i].id == trip) { in int340x_thermal_get_trip_temp()
80 int trip, in int340x_thermal_get_trip_type() argument
87 return d->override_ops->get_trip_type(zone, trip, type); in int340x_thermal_get_trip_type()
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| /kernel/linux/linux-5.10/Documentation/driver-api/thermal/ |
| D | sysfs-api.rst | 27 inputs from thermal zone attributes (the current temperature and trip point
55 the total number of trip points this thermal zone supports.
57 Bit string: If 'n'th bit is set, then trip point 'n' is writeable.
70 set the trip points window. Whenever the current temperature
71 is updated, the trip points immediately below and above the
79 upon trip points so that user applications can take
84 get the type of certain trip point.
86 get the temperature above which the certain trip point
98 whether trip points have been crossed (0 for interrupt driven systems).
260 int trip, struct thermal_cooling_device *cdev,
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/thermal/ |
| D | thermal-zones.yaml | 35 max dT/dt, such that a device does not cross several trip boundaries
60 this zone, one sub-node containing the various trip points for this
127 An integer expressing the trip temperature in millicelsius.
133 respect to the trip temperature property above, also in
136 (trip temperature - hysteresis). This potentially prevents a
137 situation where the trip gets constantly triggered soon after
148 There are four valid trip types: active, passive, hot,
151 The critical trip type is used to set the maximum
157 The hot trip type can be used to send a notification to
161 The passive trip type can be used to slow down HW e.g. run
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| /kernel/linux/linux-5.10/drivers/thermal/intel/ |
| D | intel_quark_dts_thermal.c | 82 /* Programmable Trip Point Register is configured via QRK_MBI_UNIT_RMU */
93 /* Quark DTS has 2 trip points: hot & catastrophic */
95 /* If DTS not locked, all trip points are configurable */
97 /* If DTS locked, all trip points are not configurable */
114 "Polling interval for checking trip points (in milliseconds)");
175 static int _get_trip_temp(int trip, int *temp) in _get_trip_temp() argument
189 * Thermal Sensor Programmable Trip Point Register has 8-bit in _get_trip_temp()
190 * fields for critical (catastrophic) and hot set trip point in _get_trip_temp()
194 *temp = (out >> (trip * QRK_DTS_SHIFT_TP)) & QRK_DTS_MASK_TP_THRES; in _get_trip_temp()
201 int trip, int *temp) in sys_get_trip_temp() argument
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| D | Kconfig | 20 two trip points which can be set by user to get notifications via thermal
42 thermal zone. There are two trip points. One of the trip point can
44 notification methods.The other trip is a critical trip point, which
53 The DTS will be registered as a thermal zone. There are two trip points:
54 hot & critical. The critical trip point default value is set by
69 the alert trip point interrupts and notifies the thermal framework with
70 the trip point and temperature details of the zone.
78 programmable trip points and other information.
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| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/thermal/ |
| D | thermal-zones.yaml | 35 max dT/dt, such that a device does not cross several trip boundaries
57 this zone, one sub-node containing the various trip points for this
124 An integer expressing the trip temperature in millicelsius.
130 respect to the trip temperature property above, also in
133 (trip temperature - hysteresis). This potentially prevents a
134 situation where the trip gets constantly triggered soon after
145 There are four valid trip types: active, passive, hot,
148 The critical trip type is used to set the maximum
154 The hot trip type can be used to send a notification to
158 The passive trip type can be used to slow down HW e.g. run
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| /kernel/linux/linux-5.10/arch/arm/boot/dts/ |
| D | exynos5422-odroidxu3-common.dtsi | 78 * Exynos542x supports only 4 trip-points
81 * interrupt-driven trip: cpu0_alert2
96 trip = <&cpu0_alert0>;
100 trip = <&cpu0_alert1>;
104 trip = <&cpu0_alert2>;
113 trip = <&cpu0_alert3>;
129 trip = <&cpu0_alert4>;
179 trip = <&cpu1_alert0>;
183 trip = <&cpu1_alert1>;
187 trip = <&cpu1_alert2>;
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| /kernel/linux/linux-6.6/arch/arm/boot/dts/samsung/ |
| D | exynos5422-odroidxu3-common.dtsi | 82 * Exynos542x supports only 4 trip-points
85 * interrupt-driven trip: cpu0_alert2
100 trip = <&cpu0_alert0>;
104 trip = <&cpu0_alert1>;
108 trip = <&cpu0_alert2>;
117 trip = <&cpu0_alert3>;
133 trip = <&cpu0_alert4>;
183 trip = <&cpu1_alert0>;
187 trip = <&cpu1_alert1>;
191 trip = <&cpu1_alert2>;
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| /kernel/linux/linux-6.6/drivers/thermal/intel/ |
| D | Kconfig | 32 two trip points which can be set by user to get notifications via thermal
55 thermal zone. There are two trip points. One of the trip point can
57 notification methods.The other trip is a critical trip point, which
66 The DTS will be registered as a thermal zone. There are two trip points:
67 hot & critical. The critical trip point default value is set by
82 the alert trip point interrupts and notifies the thermal framework with
83 the trip point and temperature details of the zone.
92 programmable trip points and other information.
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| D | intel_quark_dts_thermal.c | 82 /* Programmable Trip Point Register is configured via QRK_MBI_UNIT_RMU */
94 /* Quark DTS has 2 trip points: hot & catastrophic */
96 /* If DTS not locked, all trip points are configurable */
98 /* If DTS locked, all trip points are not configurable */
116 "Polling interval for checking trip points (in milliseconds)");
177 static int get_trip_temp(int trip) in get_trip_temp() argument
191 * Thermal Sensor Programmable Trip Point Register has 8-bit in get_trip_temp()
192 * fields for critical (catastrophic) and hot set trip point in get_trip_temp()
196 temp = (out >> (trip * QRK_DTS_SHIFT_TP)) & QRK_DTS_MASK_TP_THRES; in get_trip_temp()
203 int trip, int temp) in update_trip_temp() argument
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| /kernel/linux/linux-6.6/drivers/thermal/broadcom/ |
| D | brcmstb_thermal.c | 68 /* HW bit to enable the trip */
72 /* HW field to read the trip temperature */
178 struct avs_tmon_trip *trip = &avs_tmon_trips[type]; in avs_tmon_trip_enable() local
179 u32 val = __raw_readl(priv->tmon_base + trip->enable_offs); in avs_tmon_trip_enable()
181 dev_dbg(priv->dev, "%sable trip, type %d\n", en ? "en" : "dis", type); in avs_tmon_trip_enable()
184 val |= trip->enable_mask; in avs_tmon_trip_enable()
186 val &= ~trip->enable_mask; in avs_tmon_trip_enable()
188 __raw_writel(val, priv->tmon_base + trip->enable_offs); in avs_tmon_trip_enable()
194 struct avs_tmon_trip *trip = &avs_tmon_trips[type]; in avs_tmon_get_trip_temp() local
195 u32 val = __raw_readl(priv->tmon_base + trip->reg_offs); in avs_tmon_get_trip_temp()
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| /kernel/linux/linux-5.10/drivers/thermal/ti-soc-thermal/ |
| D | ti-thermal.h | 30 /* trip points of interest in milicelsius (at hotspot level) */
43 * ti_thermal_get_trip_value - returns trip temperature based on index
44 * @i: trip index
50 * ti_thermal_is_valid_trip - check for trip index
51 * @i: trip index
53 #define ti_thermal_is_valid_trip(trip) \ argument
54 ((trip) >= 0 && (trip) < OMAP_TRIP_NUMBER)
|