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Searched refs:fan (Results 1 – 25 of 501) sorted by relevance

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/linux-6.15/drivers/macintosh/
H A Dwindfarm_fcu_controls.c83 kfree(fan); in wf_fcu_fan_release()
331 fan->min = max(fan->min, (s32)mpu0->rminn_intake_fan); in wf_fcu_get_rpmfan_minmax()
332 fan->max = min(fan->max, (s32)mpu0->rmaxn_intake_fan); in wf_fcu_get_rpmfan_minmax()
336 fan->min = max(fan->min, (s32)mpu1->rminn_intake_fan); in wf_fcu_get_rpmfan_minmax()
337 fan->max = min(fan->max, (s32)mpu1->rmaxn_intake_fan); in wf_fcu_get_rpmfan_minmax()
352 fan->min = max(fan->min, (s32)mpu0->rminn_intake_fan); in wf_fcu_get_rpmfan_minmax()
353 fan->max = min(fan->max, (s32)mpu0->rmaxn_intake_fan); in wf_fcu_get_rpmfan_minmax()
358 fan->ctrl.name, fan->min, fan->max); in wf_fcu_get_rpmfan_minmax()
366 fan = kzalloc(sizeof(*fan), GFP_KERNEL); in wf_fcu_add_fan()
367 if (!fan) in wf_fcu_add_fan()
[all …]
/linux-6.15/drivers/gpu/drm/nouveau/nvkm/subdev/therm/
H A Dfantog.c50 percent = fan->percent; in nvkm_fantog_update()
51 fan->percent = percent; in nvkm_fantog_update()
76 struct nvkm_fantog *fan = (void *)therm->fan; in nvkm_fantog_get() local
77 return fan->percent; in nvkm_fantog_get()
83 struct nvkm_fantog *fan = (void *)therm->fan; in nvkm_fantog_set() local
93 struct nvkm_fantog *fan; in nvkm_fantog_create() local
102 fan = kzalloc(sizeof(*fan), GFP_KERNEL); in nvkm_fantog_create()
103 if (!fan) in nvkm_fantog_create()
106 therm->fan = &fan->base; in nvkm_fantog_create()
112 fan->percent = 100; in nvkm_fantog_create()
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H A Dfan.c44 target = fan->percent; in nvkm_fan_update()
47 if (fan->percent != target) { in nvkm_fan_update()
49 fan->percent = target; in nvkm_fan_update()
53 duty = fan->get(therm); in nvkm_fan_update()
74 ret = fan->set(therm, duty); in nvkm_fan_update()
114 return therm->fan->get(therm); in nvkm_therm_fan_get()
186 therm->fan->bios.pwm_freq = 0; in nvkm_therm_fan_set_defaults()
203 if (therm->fan->bios.min_duty > therm->fan->bios.max_duty) in nvkm_therm_fan_safety_checks()
204 therm->fan->bios.min_duty = therm->fan->bios.max_duty; in nvkm_therm_fan_safety_checks()
260 &therm->fan->tach); in nvkm_therm_fan_ctor()
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H A Dfanpwm.c40 struct nvkm_fanpwm *fan = (void *)therm->fan; in nvkm_fanpwm_get() local
55 return nvkm_gpio_get(gpio, 0, fan->func.func, fan->func.line) * 100; in nvkm_fanpwm_get()
61 struct nvkm_fanpwm *fan = (void *)therm->fan; in nvkm_fanpwm_set() local
67 if (fan->base.bios.pwm_freq) { in nvkm_fanpwm_set()
89 struct nvkm_fanpwm *fan; in nvkm_fanpwm_create() local
100 fan = kzalloc(sizeof(*fan), GFP_KERNEL); in nvkm_fanpwm_create()
101 if (!fan) in nvkm_fanpwm_create()
104 therm->fan = &fan->base; in nvkm_fanpwm_create()
105 fan->base.type = "PWM"; in nvkm_fanpwm_create()
106 fan->base.get = nvkm_fanpwm_get; in nvkm_fanpwm_create()
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H A Dbase.c78 return therm->fan->bios.min_duty; in nvkm_therm_compute_linear_duty()
80 return therm->fan->bios.max_duty; in nvkm_therm_compute_linear_duty()
84 duty *= (therm->fan->bios.max_duty - therm->fan->bios.min_duty); in nvkm_therm_compute_linear_duty()
86 duty += therm->fan->bios.min_duty; in nvkm_therm_compute_linear_duty()
129 switch(therm->fan->bios.fan_mode) { in nvkm_therm_update()
170 therm->cstate = fan; in nvkm_therm_cstate()
219 return therm->fan->bios.min_duty; in nvkm_therm_attr_get()
221 return therm->fan->bios.max_duty; in nvkm_therm_attr_get()
255 therm->fan->bios.min_duty = value; in nvkm_therm_attr_set()
262 therm->fan->bios.max_duty = value; in nvkm_therm_attr_set()
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/linux-6.15/drivers/platform/x86/
H A Dgpd-pocket-fan.c63 fan->last_speed = speed; in gpd_pocket_fan_set_speed()
89 speed = fan->last_speed; in gpd_pocket_fan_worker()
121 fan->last_speed = -1; in gpd_pocket_fan_force_update()
151 fan = devm_kzalloc(&pdev->dev, sizeof(*fan), GFP_KERNEL); in gpd_pocket_fan_probe()
152 if (!fan) in gpd_pocket_fan_probe()
155 fan->dev = &pdev->dev; in gpd_pocket_fan_probe()
163 if (IS_ERR(fan->dts0)) in gpd_pocket_fan_probe()
167 if (IS_ERR(fan->dts1)) in gpd_pocket_fan_probe()
170 fan->gpio0 = devm_gpiod_get_index(fan->dev, NULL, 0, GPIOD_ASIS); in gpd_pocket_fan_probe()
171 if (IS_ERR(fan->gpio0)) in gpd_pocket_fan_probe()
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/linux-6.15/drivers/hwmon/
H A Dmlxreg-fan.c86 struct mlxreg_fan *fan; member
165 fan->samples); in mlxreg_fan_read()
289 HWMON_CHANNEL_INFO(fan,
345 struct mlxreg_fan *fan = pwm->fan; in mlxreg_fan_get_cur_state() local
365 struct mlxreg_fan *fan = pwm->fan; in mlxreg_fan_set_cur_state() local
563 pwm->fan = fan; in mlxreg_fan_cooling_config()
582 struct mlxreg_fan *fan; in mlxreg_fan_probe() local
592 fan = devm_kzalloc(dev, sizeof(*fan), GFP_KERNEL); in mlxreg_fan_probe()
593 if (!fan) in mlxreg_fan_probe()
596 fan->dev = dev; in mlxreg_fan_probe()
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/linux-6.15/drivers/acpi/
H A Dfan_core.c35 if (fan->acpi4) { in fan_get_max_state()
135 if (fan->acpi4) in fan_get_cur_state()
189 if (fan->acpi4) in fan_set_cur_state()
292 if (!fan->fps) { in acpi_fan_get_fps()
310 sort(fan->fps, fan->fps_count, sizeof(*fan->fps), in acpi_fan_get_fps()
326 fan = devm_kzalloc(&pdev->dev, sizeof(*fan), GFP_KERNEL); in acpi_fan_probe()
327 if (!fan) { in acpi_fan_probe()
339 if (fan->acpi4) { in acpi_fan_probe()
381 fan->cdev = cdev; in acpi_fan_probe()
429 if (fan->acpi4) in acpi_fan_suspend()
[all …]
H A Dfan_attr.c79 sysfs_attr_init(&fan->fst_speed.attr); in acpi_fan_create_attributes()
80 fan->fst_speed.show = show_fan_speed; in acpi_fan_create_attributes()
81 fan->fst_speed.store = NULL; in acpi_fan_create_attributes()
83 fan->fst_speed.attr.mode = 0444; in acpi_fan_create_attributes()
88 if (!fan->acpi4) in acpi_fan_create_attributes()
93 fan->fine_grain_control.store = NULL; in acpi_fan_create_attributes()
95 fan->fine_grain_control.attr.mode = 0444; in acpi_fan_create_attributes()
100 for (i = 0; i < fan->fps_count; ++i) { in acpi_fan_create_attributes()
101 struct acpi_fan_fps *fps = &fan->fps[i]; in acpi_fan_create_attributes()
137 if (!fan->acpi4) in acpi_fan_delete_attributes()
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H A Dfan_hwmon.c26 for (i = 0; i < fan->fps_count; i++) { in acpi_fan_get_current_fps()
27 if (fan->fps[i].control == control) in acpi_fan_get_current_fps()
28 return &fan->fps[i]; in acpi_fan_get_current_fps()
37 const struct acpi_fan *fan = drvdata; in acpi_fan_hwmon_is_visible() local
47 if (!fan->acpi4) in acpi_fan_hwmon_is_visible()
54 if (fan->fif.fine_grain_ctrl) in acpi_fan_hwmon_is_visible()
65 if (!fan->acpi4) in acpi_fan_hwmon_is_visible()
72 if (fan->fif.fine_grain_ctrl) in acpi_fan_hwmon_is_visible()
79 for (i = 0; i < fan->fps_count; i++) { in acpi_fan_hwmon_is_visible()
97 struct acpi_fan *fan = dev_get_drvdata(dev); in acpi_fan_hwmon_read() local
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/linux-6.15/arch/arm/boot/dts/aspeed/
H A Daspeed-bmc-amd-daytonax.dts231 fan@0 {
236 fan@1 {
241 fan@2 {
246 fan@3 {
251 fan@4 {
256 fan@5 {
261 fan@6 {
266 fan@7 {
271 fan@8 {
276 fan@9 {
[all …]
H A Daspeed-bmc-lenovo-hr855xg2.dts340 fan@0 {
345 fan@1 {
350 fan@2 {
355 fan@3 {
360 fan@4 {
365 fan@5 {
370 fan@6 {
375 fan@7 {
380 fan@8 {
385 fan@9 {
[all …]
H A Daspeed-bmc-lenovo-hr630.dts335 fan@0 {
340 fan@1 {
345 fan@2 {
350 fan@3 {
355 fan@4 {
360 fan@5 {
365 fan@6 {
370 fan@7 {
375 fan@8 {
380 fan@9 {
[all …]
H A Daspeed-bmc-opp-swift.dts346 fan@0 {
352 maxim,fan-no-watchdog;
354 maxim,fan-ramp = <2>;
358 fan@1 {
366 maxim,fan-ramp = <2>;
370 fan@2 {
378 maxim,fan-ramp = <2>;
382 fan@3 {
390 maxim,fan-ramp = <2>;
394 fan@4 {
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H A Daspeed-bmc-microsoft-olympus.dts177 fan@0 {
179 aspeed,fan-tach-ch = /bits/ 8 <0x00>;
182 fan@1 {
184 aspeed,fan-tach-ch = /bits/ 8 <0x01>;
187 fan@2 {
189 aspeed,fan-tach-ch = /bits/ 8 <0x02>;
192 fan@3 {
194 aspeed,fan-tach-ch = /bits/ 8 <0x03>;
197 fan@4 {
199 aspeed,fan-tach-ch = /bits/ 8 <0x04>;
[all …]
/linux-6.15/drivers/gpu/drm/nouveau/nvkm/subdev/bios/
H A Dfan.c32 u32 fan = 0; in nvbios_fan_table() local
38 if (fan) { in nvbios_fan_table()
39 *ver = nvbios_rd08(bios, fan + 0); in nvbios_fan_table()
42 *hdr = nvbios_rd08(bios, fan + 1); in nvbios_fan_table()
43 *len = nvbios_rd08(bios, fan + 2); in nvbios_fan_table()
44 *cnt = nvbios_rd08(bios, fan + 3); in nvbios_fan_table()
45 return fan; in nvbios_fan_table()
75 fan->type = NVBIOS_THERM_FAN_TOGGLE; in nvbios_fan_parse()
80 fan->type = NVBIOS_THERM_FAN_PWM; in nvbios_fan_parse()
83 fan->type = NVBIOS_THERM_FAN_UNK; in nvbios_fan_parse()
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H A Dtherm.c163 fan->nr_fan_trip = 0; in nvbios_therm_fan_parse()
164 fan->fan_mode = NVBIOS_THERM_FAN_OTHER; in nvbios_therm_fan_parse()
170 fan->min_duty = value & 0xff; in nvbios_therm_fan_parse()
171 fan->max_duty = (value & 0xff00) >> 8; in nvbios_therm_fan_parse()
174 fan->nr_fan_trip++; in nvbios_therm_fan_parse()
177 cur_trip = &fan->trip[fan->nr_fan_trip - 1]; in nvbios_therm_fan_parse()
183 cur_trip = &fan->trip[fan->nr_fan_trip - 1]; in nvbios_therm_fan_parse()
187 if (!fan->pwm_freq) in nvbios_therm_fan_parse()
188 fan->pwm_freq = value; in nvbios_therm_fan_parse()
191 fan->bump_period = value; in nvbios_therm_fan_parse()
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/linux-6.15/Documentation/devicetree/bindings/hwmon/
H A Dnpcm750-pwm-fan.txt9 Required properties for pwm-fan node
17 * "fan" for the Fan registers.
27 fan subnode format:
29 Under fan subnode can be upto 8 child nodes, each child node representing a fan.
52 pwm_fan:pwm-fan-controller@103000 {
58 reg-names = "pwm", "fan";
61 clock-names = "pwm","fan";
74 fan@0 {
79 fan@1 {
83 fan@2 {
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H A Dpwm-fan.yaml4 $id: http://devicetree.org/schemas/hwmon/pwm-fan.yaml#
15 const: pwm-fan
23 fan-supply:
34 fan-stop-to-start-percent:
36 Minimum fan RPM in percent to start when stopped.
40 fan-stop-to-start-us:
67 pwm-fan {
68 compatible = "pwm-fan";
100 pwm-fan {
101 compatible = "pwm-fan";
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H A Dgpio-fan.yaml4 $id: http://devicetree.org/schemas/hwmon/gpio-fan.yaml#
14 const: gpio-fan
26 fan-supply:
27 description: Power supply for fan
29 gpio-fan,speed-map:
35 - description: fan speed in RPMs
38 A mapping of possible fan RPM speeds and the
48 - gpio-fan,speed-map
54 gpio-fan {
55 compatible = "gpio-fan";
[all …]
H A Dmicrochip,emc2305.yaml7 title: Microchip EMC2305 SMBus compliant PWM fan controller
14 fan control circuits.
48 '^fan@[0-4]$':
49 $ref: fan-common.yaml#
54 The fan number used to determine the associated PWM channel.
73 fan_controller: fan-controller@2f {
80 fan@0 {
86 fan@1 {
92 fan@2 {
98 fan@3 {
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H A Dfan-common.yaml4 $id: http://devicetree.org/schemas/hwmon/fan-common.yaml#
16 Max RPM supported by fan.
22 Min RPM supported by fan.
28 The number of pulse from fan sensor per revolution.
39 The default desired fan speed in RPM.
42 fan-driving-mode:
44 Select the driving mode of the fan.(DC, PWM and so on)
63 The tach channel used for the fan.
68 Optional fan label
70 fan-supply:
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/linux-6.15/Documentation/hwmon/
H A Dg762.rst4 The GMT G762 Fan Speed PWM Controller is connected directly to a fan
5 and performs closed-loop or open-loop control of the fan speed. Two
26 fan speed control (i.e. when pwm1_enable is set to 2).
29 provide current fan rotation value in RPM as reported by
30 the fan to the device.
33 fan clock divisor. Supported value are 1, 2, 4 and 8.
36 number of pulses per fan revolution. Supported values
40 reports fan failure, i.e. no transition on fan gear pin for
41 about 0.7s (if the fan is not voluntarily set off).
44 in closed-loop control mode, if fan RPM value is 25% out
[all …]
H A Ddell-smm-hwmon.rst50 fan number X.
52 Disabling automatic BIOS fan control
96 ``type`` set to ``dell-smm-fan[1-4]``. This allows for easy fan control
264 ``0x00a3`` Get fan state Returns current fan state after SMM:
269 ``0x01a3`` Set fan state Sets the fan speed:
275 ``0x02a3`` Get fan speed Returns the current fan speed in RPM:
281 ``0x03a3`` Get fan type Returns the fan type:
295 ``0x04a3`` Get nominal fan speed Returns the nominal RPM in each fan state:
303 ``0x05a3`` Get fan speed tolerance Returns the speed tolerance for each fan state:
348 fan control should be enabled for a specific fan.
[all …]
H A Dmax31790.rst23 PWM outputs. The desired fan speeds (or PWM duty cycles) are written
25 or can be used to modulate the fan's power terminals using an external
28 Tachometer inputs monitor fan tachometer logic outputs for precise (+/-1%)
29 monitoring and control of fan RPM as well as detection of fan failure.
38 fan[1-12]_input RO fan tachometer speed in RPM
39 fan[1-12]_fault RO fan experienced fault
40 fan[1-6]_target RW desired fan speed in RPM
41 fan[1-6]_enable RW enable or disable the tachometer input

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