| /linux/Documentation/admin-guide/pm/ |
| H A D | intel_uncore_frequency_scaling.rst | 1 .. SPDX-License-Identifier: GPL-2.0 8 :Copyright: |copy| 2022-2023 Intel Corporation 13 ------------ 30 --------------- 45 This is a read-only attribute. If users adjust max_freq_khz, 50 This is a read-only attribute. If users adjust min_freq_khz, 63 ----------------------------------------------------------------- 127 Efficiency vs. Latency Tradeoff 128 ------------------------------- 130 The Efficiency Latency Control (ELC) feature improves performance [all …]
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| /linux/tools/power/x86/x86_energy_perf_policy/ |
| H A D | x86_energy_perf_policy.8 | 1 .\" This page Copyright (C) 2010 - 2015 Len Brown <len.brown@intel.com> 5 x86_energy_perf_policy \- Manage Energy vs. Performance Policy 10 .RB "scope: \-\-cpu\ cpu-list | \-\-pkg\ pkg-list" 12 .RB "cpu-list, pkg-lis [all...] |
| /linux/sound/soc/codecs/ |
| H A D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 5 # setting - SPI can't be modular so that case doesn't need to be covered. 498 tristate "Analog Devices AU1761 CODEC - I2C" 504 tristate "Analog Devices AU1761 CODEC - SPI" 541 tristate "Analog Devices ADAU7002 Stereo PDM-to-I2S/TDM Converter" 547 tristate "Analog Devices ADAU7118 8 Channel PDM-t [all...] |
| /linux/Documentation/arch/x86/ |
| H A D | amd-hfi.rst | 1 .. SPDX-License-Identifier: GPL-2.0 13 -------- 16 architectural class and CPUs are comprised of cores of various efficiency and 17 power capabilities: performance-oriented *classic cores* and power-efficient 26 sending background threads to the dense cores while sending high priority 35 ----------------------------- 38 efficiency capability data for each CPU in the system. The scheduler can use 42 ---------------------------------------------------- 45 describes an efficiency and performance ranking for each classification. 57 +----------+----------------+-------------------------------+---------------------+---------+ [all …]
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| /linux/Documentation/devicetree/bindings/regulator/ |
| H A D | adi,max77503-regulator.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 4 --- 5 $id: http://devicetree.org/schemas/regulator/adi,max77503-regulator.yaml# 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Gokhan Celik <Gokhan.Celik@analog.com> 15 high-efficiency buck converter. This converter has 94% efficiency 16 for 2-Cell/3-Cell battery applications. 19 - $ref: regulator.yaml# 24 - adi,max77503 29 - enum: [0x1e, 0x24, 0x37] [all …]
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| H A D | richtek,rt5739.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Richtek RT5739 Step-Down Buck Converter 10 - ChiYuan Huang <cy_huang@richtek.com> 13 The RT5739 is a step-down switching buck converter that can deliver the 16 capability at over 80% high efficiency. 19 - $ref: regulator.yaml# 24 - richtek,rt5733 25 - richtek,rt5739 [all …]
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| H A D | maxim,max20411.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Maxim Integrated MAX20411 Step-Down DC-DC Converter 10 - Bjorn Andersson <andersson@kernel.org> 13 The MAX20411 is a high-efficiency, DC-DC step-down converter. It provides 18 - $ref: regulator.yaml# 27 enable-gpios: 28 description: GPIO connected to the EN pin, active high 30 vdd-supply: [all …]
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| H A D | richtek,rt6160-regulator.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 4 $id: http://devicetree.org/schemas/regulator/richtek,rt6160-regulator.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - ChiYuan Huang <cy_huang@richtek.com> 13 The RT6160 is a high-efficiency buck-boost converter that can provide 18 https://www.richtek.com/assets/product_file/RT6160A/DS6160A-00.pdf 21 - $ref: regulator.yaml# 26 - richtek,rt6160 31 enable-gpios: [all …]
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| H A D | maxim,max77686.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Chanwoo Choi <cw00.choi@samsung.com> 11 - Krzysztof Kozlowski <krzk@kernel.org> 17 The Maxim MAX77686 provides high-efficiency Buck and 26 Low-DropOut (LDO) 25 "^LDO([1-9]|1[0-9]|2[3-6])$": 32 LDO2, LDO6-8, LDO10-12, LDO14-16 35 - regulator-name 37 # LDO20-LDO22 with maxim,ena-gpios [all …]
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| H A D | maxim,max77802.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Javier Martinez Canillas <javier@dowhile0.org> 11 - Krzysztof Kozlowski <krzk@kernel.org> 17 The Maxim MAX77686 provides 10 high-efficiency Buck and 32 Low-DropOut (LDO) 23 Certain regulators support "regulator-initial-mode" and "regulator-mode". 24 The valid modes list is defined in the dt-bindings/regulator/maxim,max77802.h 26 1 - Normal regulator voltage output mode. 27 3 - Low Power which reduces the quiescent current down to only 1uA [all …]
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| /linux/Documentation/devicetree/bindings/power/supply/ |
| H A D | maxim,max8971.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Svyatoslav Ryhel <clamor95@gmail.com> 13 The MAX8971 is a compact, high-frequency, high-efficiency switch-mode charger 14 for a one-cell lithium-ion (Li+) battery. 17 - $ref: power-supply.yaml# 29 monitored-battery: true 37 - compatible 38 - reg [all …]
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| H A D | bq25980.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 4 --- 6 $schema: http://devicetree.org/meta-schemas/core.yaml# 11 - Andrew Davis <afd@ti.com> 15 for use in high-power density portable electronics. These inductorless 16 switching chargers can provide over 97% efficiency by making use of the 20 - $ref: power-supply.yaml# 25 - ti,bq25980 26 - ti,bq25975 27 - ti,bq25960 [all …]
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| /linux/Documentation/hwmon/ |
| H A D | ltc2947.rst | 1 Kernel drivers ltc2947-i2c and ltc2947-spi 10 Addresses scanned: - 14 https://www.analog.com/media/en/technical-documentation/data-sheets/LTC2947.pdf 21 The LTC2947 is a high precision power and energy monitor that measures current, 27 accumulates if current is positive (to check battery charging efficiency for 37 The following attributes are supported. Limits are read-write, reset_history 38 is write-only and all the other attributes are read-only. 41 in0_input VP-VM voltage (mV). 49 in0_label Channel label (VP-VM) 61 curr1_input IP-IM Sense current (mA) [all …]
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| H A D | pm6764tr.rst | 1 .. SPDX-License-Identifier: GPL-2.0-only 12 Addresses scanned: - 20 ------------ 22 This driver supports the STMicroelectronics PM6764TR chip. The PM6764TR is a high 27 custom configurations. The PM6764TR device features up to 4-phase programmable operation. 30 maintaining the best efficiency over all loading conditions without compromising transient
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| H A D | tps546d24.rst | 1 .. SPDX-License-Identifier: GPL-2.0-only 12 Addresses scanned: - 20 ----------- 22 The TPS546D24A is a highly integrated, non-isolated DC/DC converter capable 23 of high frequency operation and 40-A current output from a 7-mm x 5-mm 28 overdrive the internal 5-V LDO with an external 5-V supply via the VDD5 29 pin to improve efficiency and reduce power dissipation of the converter. 33 ---------------------
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| /linux/Documentation/driver-api/thermal/ |
| H A D | power_allocator.rst | 6 ----------- 20 -------------- 23 Proportional-Integral-Derivative controller (PID controller) with 29 - e = desired_temperature - current_temperature 30 - err_integral is the sum of previous errors 31 - diff_err = e - previous_error 39 | +----------+ +---+ 40 | +----->| diff_err |-->| X |------+ 41 | | +----------+ +---+ | 47 +---+ | +-------+ +---+ +---+ +---+ +----------+ [all …]
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| /linux/Documentation/features/core/jump-labels/ |
| H A D | arch-support.txt | 2 # Feature name: jump-labels 4 # description: arch supports live patched, high efficiency branches 6 ----------------------- 8 ----------------------- 30 -----------------------
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| /linux/Documentation/devicetree/bindings/sound/ |
| H A D | awinic,aw87390.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Weidong Wang <wangweidong.a@awinic.com> 15 sound quallity, which is a new high efficiency, low 19 - $ref: dai-common.yaml# 28 "#sound-dai-cells": 31 awinic,audio-channel: 40 - compatible 41 - reg [all …]
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| H A D | richtek,rtq9128.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - ChiYuan Huang <cy_huang@richtek.com> 13 The RTQ9128 is a ultra-low output noise, high-efficiency, four-channel 14 class-D audio power amplifier and delivering 4x75W into 4OHm at 10% 18 - $ref: dai-common.yaml# 23 - richtek,rtq9128 28 enable-gpios: 31 richtek,tdm-input-data2-select: [all …]
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| H A D | richtek,rt9120.yaml | 1 # SPDX-License-Identifier: GPL-2.0 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 7 title: Richtek RT9120 Class-D audio amplifier 10 - ChiYuan Huang <cy_huang@richtek.com> 13 The RT9120 is a high efficiency, I2S-input, stereo audio power amplifier 20 - $ref: dai-common.yaml# 25 - richtek,rt9120 31 pwdnn-gpios: 35 dvdd-supply: [all …]
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| H A D | richtek,rt9123.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - ChiYuan Huang <cy_huang@richtek.com> 13 RT9123 is a 3.2W mono Class-D audio amplifier that features high efficiency 14 and performance with ultra-low quiescent current. The digital audio interface 15 support various formats, including I2S, left-justified, right-justified, and 18 RTQ9124 is an ultra-low output noise, digital input, mono-channel Class-D 20 both DC and AC load diagnostics, as well as real-time load monitoring to 25 - $ref: dai-common.yaml# [all …]
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| /linux/Documentation/driver-api/soundwire/ |
| H A D | bra.rst | 6 ----------- 12 ------------ 14 The SoundWire 1.x specification provides a mechanism to speed-up 28 10-byte overhead per frame (header and footer response). 32 efficiency of the protocol by requiring multiple BRA transfers 36 Port 0, and likewise the Manager SHALL expose audio-like Ports 40 (4) The BRA transport efficiency depends on the available 41 bandwidth. If there are no on-going audio transfers, the entire 43 also impacts efficiency: since Column0 cannot be used for 45 minimize the number of rows. The bus clock should be as high as [all …]
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| /linux/Documentation/devicetree/bindings/leds/ |
| H A D | leds-lm3697.txt | 1 * Texas Instruments - LM3697 Highly Efficient White LED Driver 3 The LM3697 11-bit LED driver provides high- 5 LED strings while delivering up to 90% efficiency. 10 - compatible: 12 - reg : I2C slave address 13 - #address-cells : 1 14 - #size-cells : 0 17 - enable-gpios : GPIO pin to enable/disable the device 18 - vled-supply : LED supply 21 - reg : 0 - LED is Controlled by bank A [all …]
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| /linux/Documentation/devicetree/bindings/leds/backlight/ |
| H A D | kinetic,ktz8866.yaml | 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 3 --- 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Jianhua Lu <lujianhua000@gmail.com> 13 The Kinetic Technologies KTZ8866 is a high efficiency 6-channels-current-sinks 15 https://www.kinet-ic.com/ktz8866/ 18 - $ref: common.yaml# 27 vddpos-supply: 30 vddneg-supply: 33 enable-gpios: [all …]
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| /linux/mm/ |
| H A D | vmpressure.c | 1 // SPDX-License-Identifier: GPL-2.0-only 27 * rate-limit tunable for the "low" level notification, and also for 58 * prio <= DEF_PRIORITY - 2 : kswapd becomes somewhat overwhelmed 140 pressure = scale - (reclaimed * scale / scanned); in vmpressure_calc_level() 164 mutex_lock(&vmpr->events_lock); in vmpressure_event() 165 list_for_each_entry(ev, &vmpr->events, node) { in vmpressure_event() 166 if (ancestor && ev->mod in vmpressure_event() [all...] |