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/linux-6.8/Documentation/hwmon/
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
6 modes - PWM or DC - are supported by the device.
9 http://natisbad.org/NAS/ref/GMT_EDS-762_763-080710-0.2.pdf. sysfs
10 bindings are described in Documentation/hwmon/sysfs-interface.rst.
25 set desired fan speed. This only makes sense in closed-loop
26 fan speed control (i.e. when pwm1_enable is set to 2).
29 provide current fan rotation value in RPM as reported by
44 in closed-loop control mode, if fan RPM value is 25% out
49 set current fan speed control mode i.e. 1 for manual fan
[all …]
Daquacomputer_d5next.rst1 .. SPDX-License-Identifier: GPL-2.0-or-later
3 Kernel driver aquacomputer-d5next
25 -----------
32 speed (in RPM), power, voltage and current. Temperature offsets and fan speeds
35 For the D5 Next pump, available sensors are pump and fan speed, power, voltage
36 and current, as well as coolant temperature and eight virtual temp sensors. Also
37 available through debugfs are the serial number, firmware version and power-on
39 temperature curves directly from the pump. If it's not connected, the fan-related
49 eight PWM controllable fans, along with their speed (in RPM), power, voltage and
50 current.
[all …]
Dadm1026.rst16 - Philip Pokorny <ppokorny@penguincomputing.com> for Penguin Computing
17 - Justin Thiessen <jthiessen@penguincomputing.com>
20 -----------------
23 List of GPIO pins (0-16) to program as inputs
26 List of GPIO pins (0-16) to program as outputs
29 List of GPIO pins (0-16) to program as inverted
32 List of GPIO pins (0-16) to program as normal/non-inverted
35 List of GPIO pins (0-7) to program as fan tachs
39 -----------
45 16 general purpose digital I/O lines, eight (8) fan speed sensors (8-bit),
[all …]
Dlineage-pem.rst1 Kernel driver lineage-pem
8 Prefix: 'lineage-pem'
10 Addresses scanned: -
16 Author: Guenter Roeck <linux@roeck-us.net>
20 -----------
27 and status reporting commands are non-standard. For this reason, a standard
32 -----------
41 $ modprobe lineage-pem
42 $ echo lineage-pem 0x40 > /sys/bus/i2c/devices/i2c-1/new_device
44 All Lineage CPL power entry modules have a built-in I2C bus master selector
[all …]
Dnzxt-smart2.rst1 .. SPDX-License-Identifier: GPL-2.0-or-later
3 Kernel driver nzxt-smart2
8 - NZXT RGB & Fan controller
9 - NZXT Smart Device v2
12 -----------
15 Besides typical speed monitoring and PWM duty cycle control, voltage and current
25 -----------
33 during initialization. Speed, voltage, current monitoring will work even without
43 -------------
46 fan[1-3]_input Fan speed monitoring (in rpm).
[all …]
Dacbel-fsg032.rst1 Kernel driver acbel-fsg032
6 * ACBEL FSG032-00xG power supply.
11 -----------
13 This driver supports ACBEL FSG032-00xG Power Supply. This driver
17 -----------
19 This driver does not auto-detect devices. You will have to instantiate the
20 devices explicitly. Please see Documentation/i2c/instantiating-devices.rst for
24 -------------
29 curr1_crit Critical maximum current.
30 curr1_crit_alarm Input current critical alarm.
[all …]
/linux-6.8/Documentation/devicetree/bindings/usb/
Dusb251xb.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Microchip USB 2.0 Hi-Speed Hub Controller
10 - Richard Leitner <richard.leitner@skidata.com>
15 - microchip,usb2422
16 - microchip,usb2512b
17 - microchip,usb2512bi
18 - microchip,usb2513b
19 - microchip,usb2513bi
[all …]
/linux-6.8/tools/testing/selftests/net/forwarding/
Dethtool.sh2 # SPDX-License-Identifier: GPL-2.0
57 local -a speeds_arr=($(common_speeds_get $h1 $h2 0 0))
59 for speed in "${speeds_arr[@]}"; do
61 ethtool_set $h1 speed $speed autoneg off
62 ethtool_set $h2 speed $speed autoneg off
67 check_err $? "speed $speed autoneg off"
68 log_test "force of same speed autoneg off"
69 log_info "speed = $speed"
72 ethtool -s $h2 autoneg on
73 ethtool -s $h1 autoneg on
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/linux-6.8/drivers/gpu/drm/nouveau/nvkm/subdev/pci/
Dpcie.c33 nvkm_pcie_speed(enum pci_bus_speed speed) in nvkm_pcie_speed() argument
35 switch (speed) { in nvkm_pcie_speed()
44 if (speed == 0x17) in nvkm_pcie_speed()
46 return -1; in nvkm_pcie_speed()
53 if (!pci->func->pcie.version) in nvkm_pcie_get_version()
54 return -ENOSYS; in nvkm_pcie_get_version()
56 return pci->func->pcie.version(pci); in nvkm_pcie_get_version()
62 if (!pci->func->pcie.version_supported) in nvkm_pcie_get_max_version()
63 return -ENOSYS; in nvkm_pcie_get_max_version()
65 return pci->func->pcie.version_supported(pci); in nvkm_pcie_get_max_version()
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/linux-6.8/Documentation/devicetree/bindings/sound/
Dserial-midi.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
4 ---
5 $id: http://devicetree.org/schemas/sound/serial-midi.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Daniel Kaehn <kaehndan@gmail.com>
23 results in the standard MIDI baud rate, and set the 'current-speed' property to 38400 (default)
27 const: serial-midi
29 current-speed:
34 - compatible
39 - |
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/linux-6.8/Documentation/driver-api/thermal/
Dnouveau_thermal.rst12 -----------
17 Currently, due to the absence of in-kernel API to access HWMON drivers, Nouveau
24 ----------------------
26 Temperature is exposed under as a read-only HWMON attribute temp1_input.
32 Fan speed is set to 100% when reaching this temperature;
56 --------------
62 Current fan management mode (NONE, MANUAL or AUTO);
64 Current PWM value (power percentage);
66 The minimum PWM speed allowed;
68 The maximum PWM speed allowed (bypassed when hitting Fan_boost);
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/linux-6.8/Documentation/devicetree/bindings/phy/
Dqcom,usb-snps-femto-v2.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/phy/qcom,usb-snps-femto-v2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Qualcomm Synopsys Femto High-Speed USB PHY V2
10 - Wesley Cheng <quic_wcheng@quicinc.com>
13 Qualcomm High-Speed USB PHY
18 - enum:
19 - qcom,sc8180x-usb-hs-phy
20 - qcom,usb-snps-femto-v2-phy
[all …]
Dphy-stm32-usbphyc.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/phy/phy-stm32-usbphyc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 The STM32 USBPHYC block contains a dual port High Speed UTMI+ PHY and a UTMI
22 |_ PHY port#2 ----| |________________
27 - Amelie Delaunay <amelie.delaunay@foss.st.com>
31 const: st,stm32mp1-usbphyc
42 "#address-cells":
45 "#size-cells":
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/linux-6.8/Documentation/devicetree/bindings/gnss/
Dgnss-common.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/gnss/gnss-common.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Johan Hovold <johan@kernel.org>
21 lna-supply:
26 enable-gpios:
33 timepulse-gpios:
38 current-speed:
40 online, current active speed.
[all …]
/linux-6.8/arch/arm/boot/dts/ti/omap/
Domap-zoom-common.dtsi1 // SPDX-License-Identifier: GPL-2.0
6 #include "omap-gpmc-smsc911x.dtsi"
20 bank-width = <2>;
21 reg-shift = <1>;
22 reg-io-width = <1>;
23 interrupt-parent = <&gpio4>;
25 clock-frequency = <1843200>;
26 current-speed = <115200>;
27 gpmc,mux-add-data = <0>;
28 gpmc,device-width = <1>;
[all …]
/linux-6.8/drivers/usb/dwc2/
Dhcd.h1 /* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
3 * hcd.h - DesignWare HS OTG Controller host-mode declarations
5 * Copyright (C) 2004-2013 Synopsys, Inc.
24 * struct dwc2_host_chan - Software host channel descriptor
30 * @speed: Device speed. One of the following values:
31 * - USB_SPEED_LOW
32 * - USB_SPEED_FULL
33 * - USB_SPEED_HIGH
35 * - USB_ENDPOINT_XFER_CONTROL: 0
36 * - USB_ENDPOINT_XFER_ISOC: 1
[all …]
/linux-6.8/drivers/i2c/busses/
Di2c-designware-core.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
191 * struct dw_i2c_dev - private i2c-designware data
202 * @get_clk_rate_khz: callback to retrieve IP specific bus speed
206 * @msg_write_idx: the element index of the current tx message in the msgs array
207 * @tx_buf_len: the length of the current tx buffer
208 * @tx_buf: the current tx buffer
209 * @msg_read_idx: the element index of the current rx message in the msgs array
210 * @rx_buf_len: the length of the current rx buffer
211 * @rx_buf: the current rx buffer
212 * @msg_err: error status of the current transfer
[all …]
/linux-6.8/drivers/staging/media/av7110/
Dvideo_types.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
10 .. _video-format-t:
18 .. code-block:: c
30 about the display format of the current video stream.
33 .. _video-displayformat-t:
44 .. code-block:: c
55 .. _video-stream-source-t:
65 .. code-block:: c
80 .. _video-play-state-t:
89 .. code-block:: c
[all …]
/linux-6.8/drivers/hwmon/
Daquacomputer_d5next.c1 // SPDX-License-Identifier: GPL-2.0+
163 static u16 d5next_ctrl_fan_offsets[] = { 0x97, 0x42 }; /* Pump and fan speed (from 0-100%) */
215 /* Fan speed offsets (0-100%) */
235 static u16 quadro_ctrl_fan_offsets[] = { 0x37, 0x8c, 0xe1, 0x136 }; /* Fan speed offsets (0-100%) */
307 "Pump speed",
308 "Fan speed"
324 "Pump current",
325 "Fan current"
366 /* Labels for Octo and Quadro (except speed) */
368 "Fan 1 speed",
[all …]
/linux-6.8/Documentation/devicetree/bindings/serial/
Dxlnx,opb-uartlite.yaml1 # SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/serial/xlnx,opb-uartlite.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Peter Korsgaard <jacmet@sunsite.dk>
16 - xlnx,xps-uartlite-1.00.a
17 - xlnx,opb-uartlite-1.00.b
25 port-number:
32 clock-names:
35 current-speed:
[all …]
/linux-6.8/Documentation/ABI/testing/
Dsysfs-driver-w1_ds28e171 What: /sys/bus/w1/devices/19-<id>/speed
5 Description: When written, this file sets the I2C speed on the connected
6 DS28E17 chip. When read, it reads the current setting from
11 Default 100, can be set by w1_ds28e17.speed= module parameter.
14 What: /sys/bus/w1/devices/19-<id>/stretch
20 chip. When read, returns the current setting.
/linux-6.8/Documentation/admin-guide/pm/
Dintel-speed-select.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Intel(R) Speed Select Technology User Guide
7 The Intel(R) Speed Select Technology (Intel(R) SST) provides a powerful new
14 - https://www.intel.com/content/www/us/en/architecture-and-technology/speed-select-technology-artic…
15 - https://builders.intel.com/docs/networkbuilders/intel-speed-select-technology-base-frequency-enha…
19 dynamically without pre-configuring via BIOS setup options. This dynamic
21 and configure these features is by using the Intel Speed Select utility.
23 This document explains how to use the Intel Speed Select tool to enumerate and
29 intel-speed-select configuration tool
32 Most Linux distribution packages may include the "intel-speed-select" tool. If not,
[all …]
/linux-6.8/drivers/macintosh/
Dwindfarm_rm31.c1 // SPDX-License-Identifier: GPL-2.0-only
93 #define LOW_OVER_CLEAR ((-10) << 16)
161 cpu_thist_total -= t_old; in cpu_check_overtemp()
187 /* High overtemp -> immediate shutdown */ in cpu_check_overtemp()
211 return -EIO; in read_one_cpu_vals()
220 return -EIO; in read_one_cpu_vals()
224 /* Get current */ in read_one_cpu_vals()
227 DBG(" CPU%d, current reading error !\n", cpu); in read_one_cpu_vals()
228 return -EIO; in read_one_cpu_vals()
234 /* Scale voltage and current raw sensor values according to fixed scales in read_one_cpu_vals()
[all …]
Dwindfarm_pm72.c1 // SPDX-License-Identifier: GPL-2.0-only
65 /* Fixed speed for slot fan */
99 #define LOW_OVER_CLEAR ((-10) << 16)
167 cpu_thist_total -= t_old; in cpu_check_overtemp()
193 /* High overtemp -> immediate shutdown */ in cpu_check_overtemp()
217 return -EIO; in read_one_cpu_vals()
226 return -EIO; in read_one_cpu_vals()
230 /* Get current */ in read_one_cpu_vals()
233 DBG(" CPU%d, current reading error !\n", cpu); in read_one_cpu_vals()
234 return -EIO; in read_one_cpu_vals()
[all …]
/linux-6.8/drivers/net/ethernet/intel/ice/
Dice_vf_mbx.c1 // SPDX-License-Identifier: GPL-2.0
11 * @v_opcode: opcodes for VF-PF communication
31 cmd->id = cpu_to_le32(vfid); in ice_aq_send_msg_to_vf()
39 return ice_sq_send_cmd(hw, &hw->mailboxq, &desc, msg, msglen, cd); in ice_aq_send_msg_to_vf()
58 * @adv_link_support: determines the format of the returned link speed
61 * Convert link speed supported by HW to link speed supported by virtchnl.
62 * If adv_link_support is true, then return link speed in Mbps. Else return
63 * link speed as a VIRTCHNL_LINK_SPEED_* casted to a u32. Note that the caller
66 * expect the speed in Mbps.
71 u32 index = fls(link_speed) - 1; in ice_conv_link_speed_to_virtchnl()
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