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/linux/Documentation/userspace-api/media/dvb/
H A Dfrontend-stat-properties.rst64 measurement was not complete yet.
70 measurement for power (actually, 0 to 65535).
83 measurement was not complete yet.
88 measurement for Signal/Noise (actually, 0 to 65535).
103 In order to get the BER (Bit Error Rate) measurement, it should be
107 This measurement is monotonically increased, as the frontend gets more
114 measurement was not complete yet.
128 measurement was taken.
130 It should be noted that this measurement can be smaller than the total
132 manually restart the measurement, losing some data between each
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/linux/Documentation/hwmon/
H A Dadm9240.rst52 microprocessor-based systems, providing measurement and limit comparison
59 measurement.
68 The measurement cycle
70 The adm9240 driver will take a measurement reading no faster than once
72 measurement update rate and will receive cached data from the most
73 recent measurement.
75 ADM9240 has a very fast 320us temperature and voltage measurement cycle
76 with independent fan speed measurement cycles counting alternating rising
79 DS1780 measurement cycle is about once per second including fan speed.
81 LM81 measurement cycle is about once per 400ms including fan speed.
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H A Dda9052.rst26 Channel 0 VDDOUT - measurement of the system voltage
27 Channel 1 ICH - internal battery charger current measurement
29 Channel 3 VBAT - measurement of the battery voltage
36 Channel 9 VBBAT - measurement of the backup battery voltage
H A Dsht15.rst51 measurement and decrease power consumption, while losing on precision.
81 measurement may be invalid.
H A Dina3221.rst33 curr[123]_input Current(mA) measurement channels
46 curr4_input Sum of current(mA) measurement channels,
H A Dadm1025.rst36 monitor for microprocessor-based systems, providing measurement and limit
37 comparison of various system parameters. Five voltage measurement inputs
/linux/Documentation/iio/
H A Dade9000.rst7 This driver supports Analog Device's ADE9000 energy measurement IC on SPI bus.
38 | Current measurement related device files | Description …
40 | in_current[0-2]_raw | Raw current measurement for phases A, B, C. …
46 | in_altcurrent[0-2]_rms_raw | RMS current measurement for phases A, B, C. …
54 | Voltage measurement related device files | Description …
56 | in_voltage[0-2]_raw | Raw voltage measurement for phases A, B, C. …
64 | in_altvoltage[0-2]_rms_raw | RMS voltage measurement for phases A, B, C. …
72 | Power measurement related device files | Description …
74 | in_power[0-2]_active_raw | Active power measurement for phases A, B, C. …
82 | in_power[0-2]_reactive_raw | Reactive power measurement for phases A, B, C…
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H A Dad7191.rst102 - Internal temperature measurement
107 - Differential voltage measurement
112 - Differential voltage measurement
/linux/tools/testing/selftests/kvm/lib/x86/
H A Dsev.c106 void sev_vm_launch_measure(struct kvm_vm *vm, u8 *measurement) in sev_vm_launch_measure() argument
112 launch_measure.uaddr = (__u64)measurement; in sev_vm_launch_measure()
177 void vm_sev_launch(struct kvm_vm *vm, u64 policy, u8 *measurement) in vm_sev_launch() argument
193 if (!measurement) in vm_sev_launch()
194 measurement = alloca(256); in vm_sev_launch()
196 sev_vm_launch_measure(vm, measurement); in vm_sev_launch()
/linux/net/mac80211/
H A Dspectmgmt.c403 skb = dev_alloc_skb(IEEE80211_MIN_ACTION_SIZE(measurement) + in ieee80211_send_refuse_measurement_request()
409 msr_report = skb_put_zero(skb, IEEE80211_MIN_ACTION_SIZE(measurement)); in ieee80211_send_refuse_measurement_request()
419 msr_report->u.action.measurement.dialog_token = dialog_token; in ieee80211_send_refuse_measurement_request()
420 msr_report->u.action.measurement.element_id = WLAN_EID_MEASURE_REPORT; in ieee80211_send_refuse_measurement_request()
421 msr_report->u.action.measurement.length = in ieee80211_send_refuse_measurement_request()
423 msr_report->u.action.measurement.msr_elem.token = request_ie->token; in ieee80211_send_refuse_measurement_request()
424 msr_report->u.action.measurement.msr_elem.mode |= in ieee80211_send_refuse_measurement_request()
426 msr_report->u.action.measurement.msr_elem.type = request_ie->type; in ieee80211_send_refuse_measurement_request()
443 &mgmt->u.action.measurement.msr_elem, in ieee80211_process_measurement_req()
445 mgmt->u.action.measurement.dialog_token); in ieee80211_process_measurement_req()
/linux/security/integrity/ima/
H A DKconfig36 bool "Enable carrying the IMA measurement list across a soft boot"
41 a TPM's quote after a soft boot, the IMA measurement list of the
44 Depending on the IMA policy, the measurement list can grow to
54 measurement list. If unsure, use the default 10.
67 Select the default IMA measurement template.
69 The original 'ima' measurement list template contains a
71 limited to 255 characters. The 'ima-ng' measurement list
91 Select the default hash algorithm used for the measurement
148 This option enables local measurement integrity appraisal.
150 attribute containing the file hash measurement
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/linux/drivers/net/pse-pd/
H A Drealtek-pse-mcu-core.c397 struct rtpse_mcu_port_measurement *measurement) in rtpse_mcu_port_get_measurement() argument
411 measurement->voltage_raw = get_unaligned_be16(&resp.payload[1]); in rtpse_mcu_port_get_measurement()
412 measurement->current_raw = get_unaligned_be16(&resp.payload[3]); in rtpse_mcu_port_get_measurement()
413 measurement->temperature_raw = get_unaligned_be16(&resp.payload[5]); in rtpse_mcu_port_get_measurement()
414 measurement->power_raw = get_unaligned_be16(&resp.payload[7]); in rtpse_mcu_port_get_measurement()
561 struct rtpse_mcu_port_measurement measurement; in rtpse_mcu_port_get_actual_pw() local
564 ret = rtpse_mcu_port_get_measurement(pse, id, &measurement); in rtpse_mcu_port_get_actual_pw()
569 return measurement.power_raw * 100U; in rtpse_mcu_port_get_actual_pw()
575 struct rtpse_mcu_port_measurement measurement; in rtpse_mcu_port_get_voltage() local
579 ret = rtpse_mcu_port_get_measurement(pse, id, &measurement); in rtpse_mcu_port_get_voltage()
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/linux/Documentation/devicetree/bindings/sound/
H A Dcs43130.txt29 Boolean, define to enable headphone DC impedance measurement.
32 Boolean, define to enable headphone AC impedance measurement.
33 DC impedance must also be enabled for AC impedance measurement.
/linux/Documentation/userspace-api/media/v4l/
H A Ddev-touch.rst31 A touch input may be determined by comparing the raw capacitance measurement to
32 a no-touch reference (or "baseline") measurement:
36 The reference measurement takes account of variations in the capacitance across
/linux/Documentation/misc-devices/
H A Dbh1770glc.rst46 so that measurement produces about the expected lux value.
71 RW - measurement rate in Hz
74 RO - supported measurement rates
127 RO - Supported proximity measurement rates in Hz
/linux/Documentation/ABI/testing/
H A Dsysfs-bus-iio-chemical-sunrise-co229 - 'error_no_measurement': Cleared at first measurement
31 - 'error_measurement_timeout': Unable to complete measurement
H A Dsysfs-bus-iio-sx93106 Proximity measurement indicating that some object is
H A Dsysfs-devices-virtual-misc-tdx_guest6 Value of a TDX measurement register (MR). MRNAME and HASH above
17 https://docs.kernel.org/driver-api/coco/measurement-registers.html
/linux/Documentation/security/tpm/
H A Dtpm_event_log.rst26 are accompanied by a measurement log. While not trusted on their own,
27 the measurement log contains a richer set of information than do the PCR
29 measurement log."
/linux/Documentation/driver-api/iio/
H A Dintro.rst13 or temperature measurement. :doc:`Input <../input>` is, as its name suggests,
24 * inertial measurement units (IMUs)
/linux/drivers/greybus/
H A Dinterface.c461 u32 measurement; in voltage_now_show() local
465 &measurement); in voltage_now_show()
471 return sprintf(buf, "%u\n", measurement); in voltage_now_show()
480 u32 measurement; in current_now_show() local
484 &measurement); in current_now_show()
490 return sprintf(buf, "%u\n", measurement); in current_now_show()
499 u32 measurement; in power_now_show() local
503 &measurement); in power_now_show()
509 return sprintf(buf, "%u\n", measurement); in power_now_show()
/linux/Documentation/security/
H A DIMA-templates.rst26 which information should be included in the measurement list; a template
32 measurement entries. Defining a new template descriptor requires
41 mechanism) to generate a new measurement entry by using the template
48 (pointer to allocated data and data length) in the measurement entry structure.
103 To specify the template descriptor to be used to generate measurement entries,
/linux/tools/testing/selftests/kvm/include/x86/
H A Dsev.h50 void sev_vm_launch_measure(struct kvm_vm *vm, u8 *measurement);
58 void vm_sev_launch(struct kvm_vm *vm, u64 policy, u8 *measurement);
/linux/Documentation/virt/kvm/x86/
H A Damd-memory-encryption.rst163 calculates a measurement of the memory contents. The measurement is a signature
183 The KVM_SEV_LAUNCH_MEASURE command is used to retrieve the measurement of the
186 measurement. Since the guest owner knows the initial contents of the guest at
187 boot, the measurement can be verified by comparing it to what the guest owner
190 If len is zero on entry, the measurement blob length is written to len and
200 __u64 uaddr; /* where to copy the measurement */
201 __u32 len; /* length of measurement blob */
204 For more details on the measurement verification flow, see SEV spec Section 6.4.
289 data after the measurement has been validated by the guest owner.
316 If len is zero on entry, the measurement blob length is written to len and
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/linux/Documentation/driver-api/
H A Ds390-drivers.rst90 The channel-measurement facility
93 The channel-measurement facility provides a means to collect measurement

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