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Searched refs:fans (Results 1 – 41 of 41) sorted by relevance

/linux-4.1.27/drivers/macintosh/
Dwindfarm_smu_controls.c259 struct device_node *smu, *fans, *fan; in smu_controls_init() local
269 for (fans = NULL; (fans = of_get_next_child(smu, fans)) != NULL;) in smu_controls_init()
270 if (!strcmp(fans->name, "rpm-fans") || in smu_controls_init()
271 of_device_is_compatible(fans, "smu-rpm-fans")) in smu_controls_init()
274 fans && (fan = of_get_next_child(fans, fan)) != NULL;) { in smu_controls_init()
285 of_node_put(fans); in smu_controls_init()
289 for (fans = NULL; (fans = of_get_next_child(smu, fans)) != NULL;) in smu_controls_init()
290 if (!strcmp(fans->name, "pwm-fans")) in smu_controls_init()
293 fans && (fan = of_get_next_child(fans, fan)) != NULL;) { in smu_controls_init()
304 of_node_put(fans); in smu_controls_init()
/linux-4.1.27/Documentation/hwmon/
Demc6w20122 measures the speed of up to five fans, and controls the speed of
23 multiple DC fans using three Pulse Width Modulator (PWM) outputs. Note
24 that it is possible to control more than three fans by connecting two
25 fans to one PWM output. The EMC6W201 will be available in a 36-pin
Dlm8591 TACH signal from the fans. The ADM1027 can be configured to measure the
98 To smooth the response of fans to changes in temperature, the LM85 has an
127 fans in a PC or embedded system. The EMC6D101, available in a 24-pin SSOP
173 * temp#_auto_temp_off - temperature below which fans should be off or spinning very low.
174 * temp#_auto_temp_min - temperature over which fans start to spin.
175 * temp#_auto_temp_max - temperature when fans spin at full speed.
176 * temp#_auto_temp_crit - temperature when all fans will run full speed.
189 the behaviour of fans. Write 1 to let fans spinning at
220 The number of pulses-per-rev of the fans can be set, Tach monitoring
Dpc8742720 monitoring capabilities. It can monitor up to 18 voltages, 8 fans and
21 6 temperature sensors. Only the fans and temperatures are supported at
Ducd9000108 created only for enabled fans.
109 Note that even though UCD90910 supports up to 10 fans,
110 only up to four fans are currently supported.
Dthmc5070 so it stops fans even if the value 0 into the ANALOG_OUT register does not.
73 in the temp3 mode), five temperature readings and two fans.
Dit87137 have support for 2 additional fans. The additional fans are supported by the
142 for fans 1 to 3. This is better (no more fan clock divider mess) but not
154 IT8728F. It only supports 3 fans, 16-bit fan mode, and the full speed mode
160 The IT8790E supports up to 3 fans. 16-bit fan mode is always enabled.
202 (temperatures, voltages and fans.)
Dsch562717 capabilities. They can monitor up to 5 voltages, 4 fans and 8 temperatures.
Dasc762165 individual fans on each that would benefit from individual fan control.
69 fan types. We can also support pulse-stretched PWM so that 3-wire fans
96 The aSC7621 has tachometer inputs to measure fan speed on up to four fans.
112 - 3 PWM fan speed control outputs for 2-, 3- or 4-wire fans and up to 4 fan
Dw83781d160 One user has reported problems with fans stopping
169 - One user reports fans stopping under high server load.
304 - 3 fans, identical to the W83781D
307 - 2 fans only, 1350000/RPM/div
388 One remarkable thing is that the fans would only have two or three
393 fans run at low speed, and 0x7F or 0x80 to make them run at full speed.
404 0x80 - seems to turn fans off after some time(1-2 minutes)... might be
409 0x82 - slightly "on-ner" than off, but my fans do not get to move. I can
Dsch563624 The Fujitsu Theseus can monitor up to 5 voltages, 8 fans and 16
Dvt121144 temp2), 1 dedicated voltage (in5) and 2 fans. Additionally, the chip
52 tested very well (due to the fact that my EPIA M10000 doesn't have the fans
162 fans. Writing a 2 to any of the two pwm[1-2]_enable sysfs nodes will put the
Dnct677570 is lower than optimal. Some fans might not be present because they share pins
91 * 0 Fan control disabled (fans set to maximum speed)
174 critical temperature mode, in which the fans should run at full speed.
Duserspace-tools5 voltages, fans speed). They are often connected through an I2C bus, but some
Dmax665041 faster fans.
Dasb10026 these, the ASB100-A also implements a single PWM controller for fans 2 and
Dsmsc47m134 contain monitoring and PWM control circuitry for two fans.
Df71805f36 source), 3 fans and 3 temperature sensors.
105 The chip assumes 2 pulse-per-revolution fans.
Dpc8736038 PWM control circuitry for two fans. The PC87363 chip is similar, and the
42 hardware monitoring chipsets, not only controlling and monitoring three fans,
Dw83627ehf75 suitable fan divisor itself. Some fans might not be present because they
187 southbridge drives the fans. And the DHG supports SST, a one-wire serial bus.
Dw8379377 slow down all controlled fans, this means one fan can receive different
Df71882fg68 capabilities. They can monitor up to 9 voltages, 4 fans and 3 temperature
Dw83792d152 temperature region (sf2_point@_fan# +- tolerance#) it will cause fans to run
Dw83791d76 32, 64 or 128 for all fans) to give the readings more range or accuracy.
Dsysfs-interface238 Also see the Alarms section for status flags associated with fans.
635 to notify open diodes, unconnected fans etc. where the hardware
Ddme1737141 generates. Supported values are 1, 2, and 4. Fan inputs 5-6 only support fans
/linux-4.1.27/drivers/sbus/char/
Dbbc_i2c.h65 struct list_head fans; member
Dbbc_envctrl.c514 list_add(&fp->bp_list, &bp->fans); in attach_one_fan()
558 list_for_each_entry_safe(fp, fpos, &bp->fans, bp_list) { in destroy_all_fans()
DKconfig45 connects to environmental control devices such as fans and
Dbbc_i2c.c304 INIT_LIST_HEAD(&bp->fans); in attach_one_i2c()
/linux-4.1.27/Documentation/ABI/testing/
Ddebugfs-ec19 This can influence the way your machine is cooled and fans may
Dsysfs-driver-samsung-laptop9 their fans quiet at all costs. Reading from this file
/linux-4.1.27/Documentation/
Dpwm.txt5 PWMs are commonly used for controlling LEDs, fans or vibrators in
9 up to the board designer to connect them to LEDs or fans. To provide
Dkernel-parameters.txt1324 i8k.restricted [HW] Allow controlling fans only if SYS_ADMIN
/linux-4.1.27/drivers/thermal/
DKconfig94 used for fans without throttling. Some fan drivers depend on this
282 turning on the fans.
/linux-4.1.27/drivers/parisc/
DKconfig168 fans or power units.
/linux-4.1.27/drivers/pwm/
DKconfig10 PWMs are commonly used to control fans or the brightness of
/linux-4.1.27/drivers/hwmon/
DKconfig14 control the speed of the fans. If you want this support you
515 If you say yes here you get support for fans connected to GPIO lines.
1180 If you say yes here you get support for fans connected to PWM lines.
1738 driver will provide readings of fans, voltages and temperatures
/linux-4.1.27/drivers/platform/x86/
Dthinkpad_acpi.c7629 TPACPI_HANDLE(fans, ec, "FANS"); /* X31, X40, X41 */
8325 TPACPI_ACPIHANDLE_INIT(fans); in fan_init()
/linux-4.1.27/Documentation/laptops/
Dthinkpad-acpi.txt1155 Most ThinkPad fans work in "levels" at the firmware interface. Level 0
/linux-4.1.27/arch/x86/
DKconfig1064 control the fans on the I8K portables.