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/linux/Documentation/ABI/stable/
H A Dsysfs-driver-mlxreg-io1 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/asic_health
10 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld1_version
11 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld2_version
20 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/fan_dir
30 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/cpld3_version
39 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/jtag_enable
48 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/select_iio
59 What: /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu1_on
60 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/psu2_on
61 /sys/devices/platform/mlxplat/mlxreg-io/hwmon/hwmon*/pwr_cycle
[all …]
/linux/drivers/net/ethernet/mellanox/mlx5/core/
H A Dhwmon.c4 #include <linux/hwmon.h>
10 #include "hwmon.h"
18 /* All temperatures retrieved in units of 0.125C. hwmon framework expect
86 struct mlx5_hwmon *hwmon = dev_get_drvdata(dev); in mlx5_hwmon_read() local
93 err = mlx5_hwmon_query_mtmp(hwmon->mdev, hwmon->temp_channel_desc[channel].sensor_index, in mlx5_hwmon_read()
116 struct mlx5_hwmon *hwmon = dev_get_drvdata(dev); in mlx5_hwmon_write() local
121 return mlx5_hwmon_reset_max_temp(hwmon->mdev, in mlx5_hwmon_write()
122 hwmon->temp_channel_desc[channel].sensor_index); in mlx5_hwmon_write()
147 struct mlx5_hwmon *hwmon = dev_get_drvdata(dev); in mlx5_hwmon_read_string() local
152 *str = (const char *)hwmon->temp_channel_desc[channel].sensor_name; in mlx5_hwmon_read_string()
[all …]
/linux/drivers/hwmon/
H A Dmacsmc-hwmon.c3 * Apple SMC hwmon driver for Apple Silicon platforms
16 * populate the required hwmon data structures at runtime.
24 #include <linux/hwmon.h>
95 struct macsmc_hwmon *hwmon = dev_get_drvdata(dev); in macsmc_hwmon_read_label() local
99 *str = hwmon->temp.sensors[channel].label; in macsmc_hwmon_read_label()
102 *str = hwmon->volt.sensors[channel].label; in macsmc_hwmon_read_label()
105 *str = hwmon->curr.sensors[channel].label; in macsmc_hwmon_read_label()
108 *str = hwmon->power.sensors[channel].label; in macsmc_hwmon_read_label()
111 *str = hwmon->fan.fans[channel].label; in macsmc_hwmon_read_label()
271 static int macsmc_hwmon_read_fan(struct macsmc_hwmon *hwmon, u32 attr, int chan, in macsmc_hwmon_read_fan() argument
[all …]
H A Dlan966x-hwmon.c5 #include <linux/hwmon.h>
79 struct lan966x_hwmon *hwmon = dev_get_drvdata(dev); in lan966x_hwmon_read_temp() local
83 ret = regmap_read(hwmon->regmap_pvt, PVT_SENSOR_STAT, &data); in lan966x_hwmon_read_temp()
98 struct lan966x_hwmon *hwmon = dev_get_drvdata(dev); in lan966x_hwmon_read_fan() local
102 ret = regmap_read(hwmon->regmap_fan, FAN_CNT, &data); in lan966x_hwmon_read_fan()
117 struct lan966x_hwmon *hwmon = dev_get_drvdata(dev); in lan966x_hwmon_read_pwm() local
121 ret = regmap_read(hwmon->regmap_fan, FAN_CFG, &data); in lan966x_hwmon_read_pwm()
132 struct lan966x_hwmon *hwmon = dev_get_drvdata(dev); in lan966x_hwmon_read_pwm_freq() local
137 ret = regmap_read(hwmon->regmap_fan, FAN_PWM_FREQ, &data); in lan966x_hwmon_read_pwm_freq()
146 tmp = DIV_ROUND_CLOSEST(hwmon->clk_rate, 256); in lan966x_hwmon_read_pwm_freq()
[all …]
H A Dsparx5-temp.c9 #include <linux/hwmon.h>
28 static void s5_temp_enable(struct s5_hwmon *hwmon) in s5_temp_enable() argument
30 u32 val = readl(hwmon->base + TEMP_CFG); in s5_temp_enable()
31 u32 clk = clk_get_rate(hwmon->clk) / USEC_PER_SEC; in s5_temp_enable()
37 writel(val, hwmon->base + TEMP_CFG); in s5_temp_enable()
43 struct s5_hwmon *hwmon = dev_get_drvdata(dev); in s5_read() local
49 stat = readl_relaxed(hwmon->base + TEMP_STAT); in s5_read()
60 * have millidegrees as specified by the hwmon sysfs in s5_read()
107 struct s5_hwmon *hwmon; in s5_temp_probe() local
109 hwmon = devm_kzalloc(&pdev->dev, sizeof(*hwmon), GFP_KERNEL); in s5_temp_probe()
[all …]
H A Das370-hwmon.c10 #include <linux/hwmon.h>
31 static void init_pvt(struct as370_hwmon *hwmon) in init_pvt() argument
34 void __iomem *addr = hwmon->base + CTRL; in init_pvt()
50 struct as370_hwmon *hwmon = dev_get_drvdata(dev); in as370_hwmon_read() local
54 val = readl_relaxed(hwmon->base + STS) & BN_MASK; in as370_hwmon_read()
97 struct as370_hwmon *hwmon; in as370_hwmon_probe() local
100 hwmon = devm_kzalloc(dev, sizeof(*hwmon), GFP_KERNEL); in as370_hwmon_probe()
101 if (!hwmon) in as370_hwmon_probe()
104 hwmon->base = devm_platform_ioremap_resource(pdev, 0); in as370_hwmon_probe()
105 if (IS_ERR(hwmon->base)) in as370_hwmon_probe()
[all …]
H A Dsl28cpld-hwmon.c9 #include <linux/hwmon.h>
29 struct sl28cpld_hwmon *hwmon = dev_get_drvdata(dev); in sl28cpld_hwmon_read() local
35 ret = regmap_read(hwmon->regmap, hwmon->offset + FAN_INPUT, in sl28cpld_hwmon_read()
79 struct sl28cpld_hwmon *hwmon; in sl28cpld_hwmon_probe() local
86 hwmon = devm_kzalloc(&pdev->dev, sizeof(*hwmon), GFP_KERNEL); in sl28cpld_hwmon_probe()
87 if (!hwmon) in sl28cpld_hwmon_probe()
90 hwmon->regmap = dev_get_regmap(pdev->dev.parent, NULL); in sl28cpld_hwmon_probe()
91 if (!hwmon->regmap) in sl28cpld_hwmon_probe()
94 ret = device_property_read_u32(&pdev->dev, "reg", &hwmon->offset); in sl28cpld_hwmon_probe()
99 "sl28cpld_hwmon", hwmon, in sl28cpld_hwmon_probe()
[all …]
H A Dsmpro-hwmon.c9 #include <linux/hwmon.h>
10 #include <linux/hwmon-sysfs.h>
207 struct smpro_hwmon *hwmon = dev_get_drvdata(dev); in smpro_read_temp() local
213 ret = regmap_read(hwmon->regmap, temperature[channel].reg, &value); in smpro_read_temp()
218 ret = regmap_read(hwmon->regmap, temperature[channel].reg_ext, &value); in smpro_read_temp()
232 struct smpro_hwmon *hwmon = dev_get_drvdata(dev); in smpro_read_in() local
238 ret = regmap_read(hwmon->regmap, voltage[channel].reg, &value); in smpro_read_in()
251 struct smpro_hwmon *hwmon = dev_get_drvdata(dev); in smpro_read_curr() local
257 ret = regmap_read(hwmon->regmap, curr_sensor[channel].reg, &value); in smpro_read_curr()
270 struct smpro_hwmon *hwmon = dev_get_drvdata(dev); in smpro_read_power() local
[all …]
H A Dcgbc-hwmon.c3 * cgbc-hwmon - Congatec Board Controller hardware monitoring driver
10 #include <linux/hwmon.h>
111 static int cgbc_hwmon_probe_sensors(struct device *dev, struct cgbc_hwmon_data *hwmon) in cgbc_hwmon_probe_sensors() argument
113 struct cgbc_device_data *cgbc = hwmon->cgbc; in cgbc_hwmon_probe_sensors()
114 struct cgbc_hwmon_sensor *sensor = hwmon->sensors; in cgbc_hwmon_probe_sensors()
124 hwmon->sensors = devm_kzalloc(dev, sizeof(*hwmon->sensors) * nb_sensors, GFP_KERNEL); in cgbc_hwmon_probe_sensors()
125 if (!hwmon->sensors) in cgbc_hwmon_probe_sensors()
128 sensor = hwmon->sensors; in cgbc_hwmon_probe_sensors()
191 hwmon->nb_sensors++; in cgbc_hwmon_probe_sensors()
197 static struct cgbc_hwmon_sensor *cgbc_hwmon_find_sensor(struct cgbc_hwmon_data *hwmon, in cgbc_hwmon_find_sensor() argument
[all …]
/linux/drivers/thermal/
H A Dthermal_hwmon.c3 * thermal_hwmon.c - Generic Thermal Management hwmon support.
15 #include <linux/hwmon.h>
22 /* hwmon sys I/F */
23 /* thermal zone devices with the same type share one hwmon device */
41 struct thermal_hwmon_attr temp_input; /* hwmon sys attr */
42 struct thermal_hwmon_attr temp_crit; /* hwmon sys attr */
95 struct thermal_hwmon_device *hwmon; in thermal_hwmon_lookup_by_type() local
98 list_for_each_entry(hwmon, &thermal_hwmon_list, node) { in thermal_hwmon_lookup_by_type()
101 if (!strcmp(hwmon->type, type)) in thermal_hwmon_lookup_by_type()
102 return hwmon; in thermal_hwmon_lookup_by_type()
[all …]
/linux/Documentation/ABI/testing/
H A Dsysfs-driver-intel-i915-hwmon1 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/in0_input
9 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_max
23 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_rated_max
31 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_max_interval
40 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/power1_crit
53 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/curr1_crit
66 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/energy1_input
72 For i915 device level hwmon devices (name "i915") this
74 hwmon devices (name "i915_gtN") this reflects energy input
79 What: /sys/bus/pci/drivers/i915/.../hwmon/hwmon<i>/fan1_input
[all …]
H A Dsysfs-platform-dfl-fme110 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/name
114 Description: Read-Only. Read this file to get the name of hwmon device, it
118 'dfl_fme_thermal' thermal hwmon device name
119 'dfl_fme_power' power hwmon device name
122 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/temp1_input
129 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/temp1_max
138 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/temp1_crit
146 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/temp1_emergency
155 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/temp1_max_alarm
162 What: /sys/bus/platform/devices/dfl-fme.0/hwmon/hwmonX/temp1_crit_alarm
[all …]
/linux/drivers/net/ethernet/sfc/
H A Dmcdi_mon.c9 #include <linux/hwmon.h>
146 struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); in efx_mcdi_mon_update() local
151 hwmon->dma_buf.dma_addr); in efx_mcdi_mon_update()
152 MCDI_SET_DWORD(inbuf, READ_SENSORS_EXT_IN_LENGTH, hwmon->dma_buf.len); in efx_mcdi_mon_update()
157 hwmon->last_update = jiffies; in efx_mcdi_mon_update()
165 struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); in efx_mcdi_mon_get_entry() local
170 mutex_lock(&hwmon->update_lock); in efx_mcdi_mon_get_entry()
173 if (time_before(jiffies, hwmon->last_update + HZ)) in efx_mcdi_mon_get_entry()
179 *entry = ((efx_dword_t *)hwmon->dma_buf.addr)[index]; in efx_mcdi_mon_get_entry()
181 mutex_unlock(&hwmon->update_lock); in efx_mcdi_mon_get_entry()
[all …]
/linux/drivers/net/ethernet/sfc/siena/
H A Dmcdi_mon.c9 #include <linux/hwmon.h>
146 struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); in efx_mcdi_mon_update() local
151 hwmon->dma_buf.dma_addr); in efx_mcdi_mon_update()
152 MCDI_SET_DWORD(inbuf, READ_SENSORS_EXT_IN_LENGTH, hwmon->dma_buf.len); in efx_mcdi_mon_update()
157 hwmon->last_update = jiffies; in efx_mcdi_mon_update()
165 struct efx_mcdi_mon *hwmon = efx_mcdi_mon(efx); in efx_mcdi_mon_get_entry() local
170 mutex_lock(&hwmon->update_lock); in efx_mcdi_mon_get_entry()
173 if (time_before(jiffies, hwmon->last_update + HZ)) in efx_mcdi_mon_get_entry()
179 *entry = ((efx_dword_t *)hwmon->dma_buf.addr)[index]; in efx_mcdi_mon_get_entry()
181 mutex_unlock(&hwmon->update_lock); in efx_mcdi_mon_get_entry()
[all …]
/linux/drivers/net/ethernet/meta/fbnic/
H A Dfbnic_hwmon.c4 #include <linux/hwmon.h>
63 fbd->hwmon = hwmon_device_register_with_info(fbd->dev, "fbnic", in fbnic_hwmon_register()
66 if (IS_ERR(fbd->hwmon)) { in fbnic_hwmon_register()
68 "Failed to register hwmon device %pe\n", in fbnic_hwmon_register()
69 fbd->hwmon); in fbnic_hwmon_register()
70 fbd->hwmon = NULL; in fbnic_hwmon_register()
76 if (!IS_REACHABLE(CONFIG_HWMON) || !fbd->hwmon) in fbnic_hwmon_unregister()
79 hwmon_device_unregister(fbd->hwmon); in fbnic_hwmon_unregister()
80 fbd->hwmon = NULL; in fbnic_hwmon_unregister()
/linux/Documentation/devicetree/bindings/hwmon/
H A Dibm,occ-hwmon.yaml4 $id: http://devicetree.org/schemas/hwmon/ibm,occ-hwmon.yaml#
16 through hwmon.
21 - ibm,p9-occ-hwmon
22 - ibm,p10-occ-hwmon
36 hwmon {
37 compatible = "ibm,p10-occ-hwmon";
H A Diio-hwmon.yaml4 $id: http://devicetree.org/schemas/hwmon/iio-hwmon.yaml#
18 const: iio-hwmon
34 iio-hwmon {
35 compatible = "iio-hwmon";
/linux/Documentation/admin-guide/laptops/
H A Dalienware-wmi.rst39 - ``force_hwmon=1``: Forces probing for HWMON support
57 - :ref:`HWMON <hwmon>`:
89 HWMON chapter
93 of these features are exposed to user-space through the HWMON interface.
95 The name of the hwmon class device exported by this driver is "alienware_wmi"
100 grep -l "alienware_wmi" /sys/class/hwmon/hwmon*/name | sed 's|/[^/]*$||'
102 Sensor monitoring is done through the standard HWMON interface. Refer to
103 :ref:`sysfs-class-hwmon <abi_file_testing_sysfs_class_hwmon>` for more
115 through the following, custom hwmon sysfs attribute:
/linux/drivers/hwmon/occ/
H A DMakefile2 occ-hwmon-common-objs := common.o sysfs.o
3 occ-p8-hwmon-objs := p8_i2c.o
4 occ-p9-hwmon-objs := p9_sbe.o
6 obj-$(CONFIG_SENSORS_OCC) += occ-hwmon-common.o
7 obj-$(CONFIG_SENSORS_OCC_P8_I2C) += occ-p8-hwmon.o
8 obj-$(CONFIG_SENSORS_OCC_P9_SBE) += occ-p9-hwmon.o
/linux/tools/perf/util/
H A Dhwmon_pmu.h14 * As described in Documentation/hwmon/sysfs-interface.rst hwmon events are
100 * Related hwmon files start <type><number> that this key represents.
119 * @item: A hwmon <type><number> may have multiple associated items.
122 * An example of a hwmon filename is "temp1_input". The type is temp for a
135 * hwmon_pmu__new() - Allocate and construct a hwmon PMU.
138 * @hwmon_dir: The path to a hwmon directory.
139 * @sysfs_name: Name of the hwmon sysfs directory like hwmon0.
140 * @name: The contents of the "name" file in the hwmon directory.
/linux/tools/perf/tests/
H A Dhwmon_pmu.c63 * /sys/class/hwmon/hwmon<number>/. Give as input a buffer to hold the file in test_pmu_get()
68 const char *test_hwmon_name_nl = "A test hwmon PMU\n"; in test_pmu_get()
69 const char *test_hwmon_name = "A test hwmon PMU"; in test_pmu_get()
70 /* Simulated hwmon items. */ in test_pmu_get()
75 { "temp1_label", "test hwmon event1\n", }, in test_pmu_get()
77 { "temp2_label", "test hwmon event2\n", }, in test_pmu_get()
85 scnprintf(dir, sz, "/tmp/perf-hwmon-pmu-test-XXXXXX"); in test_pmu_get()
97 /* Create the test hwmon directory and give it a name. */ in test_pmu_get()
99 pr_err("Failed to mkdir hwmon director in test_pmu_get()
[all...]
/linux/arch/arm64/boot/dts/renesas/
H A Dr8a779g3-sparrow-hawk-fan-argon40.dtso10 * # Localize hwmon sysfs directory that matches the PWM fan,
12 * r8a779g3-sparrow-hawk$ ls -1 /sys/devices/platform/pwm-fan-ext/hwmon/hwmon?/pwm?_enable
13 * /sys/devices/platform/pwm-fan-ext/hwmon/hwmon0/pwm1_enable
16 * # For details, see Linux Documentation/hwmon/pwm-fan.rst
17 * r8a779g3-sparrow-hawk$ echo 2 > /sys/devices/platform/pwm-fan-ext/hwmon/hwmon0/pwm1_enable
21 * r8a779g3-sparrow-hawk$ echo 101 > /sys/devices/platform/pwm-fan-ext/hwmon/hwmon0/pwm1
/linux/drivers/net/ethernet/mellanox/mlxsw/
H A Dcore_hwmon.c8 #include <linux/hwmon.h>
46 struct mlxsw_hwmon *hwmon; member
72 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_temp_show()
97 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_temp_max_show()
122 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_temp_rst_store()
159 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_fan_rpm_show()
179 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_fan_fault_show()
201 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_pwm_show()
222 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_pwm_store()
249 struct mlxsw_hwmon *mlxsw_hwmon = mlxsw_hwmon_dev->hwmon; in mlxsw_hwmon_module_temp_get()
791 struct mlxsw_hwmon *hwmon = priv; mlxsw_hwmon_got_active() local
839 struct mlxsw_hwmon *hwmon = priv; mlxsw_hwmon_got_inactive() local
[all...]
/linux/drivers/gpu/drm/nouveau/
H A Dnouveau_hwmon.c29 #include <linux/hwmon.h>
30 #include <linux/hwmon-sysfs.h>
671 struct nouveau_hwmon *hwmon; in nouveau_hwmon_init() local
677 NV_DEBUG(drm, "Skipping hwmon registration\n"); in nouveau_hwmon_init()
681 hwmon = drm->hwmon = kzalloc_obj(*hwmon); in nouveau_hwmon_init()
682 if (!hwmon) in nouveau_hwmon_init()
684 hwmon->dev = dev; in nouveau_hwmon_init()
699 NV_ERROR(drm, "Unable to register hwmon device: %d\n", ret); in nouveau_hwmon_init()
703 hwmon->hwmon = hwmon_dev; in nouveau_hwmon_init()
714 struct nouveau_hwmon *hwmon = nouveau_hwmon(dev); in nouveau_hwmon_fini() local
[all …]
/linux/Documentation/hwmon/
H A Dhwmon-kernel-api.rst12 This document does not describe what a hardware monitoring (hwmon) Driver or
15 then please read the following file: Documentation/hwmon/sysfs-interface.rst.
17 For additional guidelines on how to write and improve hwmon drivers, please
18 also read Documentation/hwmon/submitting-patches.rst.
22 Each hardware monitoring driver must #include <linux/hwmon.h> and, in some
23 cases, <linux/hwmon-sysfs.h>. linux/hwmon.h declares the following
60 hwmon device does not have to be removed explicitly by the removal function.
71 All supported hwmon device registration functions only accept valid device
98 condition) occurs or clears. The parameters are the hwmon device, the sensor
140 The list of hwmon operations is defined as::
[all …]

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