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/linux/Documentation/admin-guide/pm/
H A Dintel_uncore_frequency_scaling.rst117 Efficiency vs. Latency Tradeoff
120 The Efficiency Latency Control (ELC) feature improves performance
147 Attributes for efficiency latency control:
150 This attribute is used to get/set the efficiency latency floor frequency.
155 This attribute is used to get/set the efficiency latency control low
159 This attribute is used to get/set the efficiency latency control high
163 This attribute is used to enable/disable the efficiency latency control
/linux/arch/arm/kernel/
H A Dtopology.c52 unsigned long efficiency; member
56 * Table of relative efficiency of each processors
57 * The efficiency value must fit in 20bit and the final
78 * Iterate all CPUs' descriptor in DT and compute the efficiency
79 * (as per table_efficiency). Also calculate a middle efficiency
128 capacity = ((be32_to_cpup(rate)) >> 20) * cpu_eff->efficiency; in parse_dt_topology()
/linux/Documentation/arch/x86/
H A Dintel-hfi.rst14 The HFI gives the operating system a performance and energy efficiency
22 about the performance and energy efficiency of each CPU in the system. Each
24 indicate higher capability. Energy efficiency and performance are reported in
41 that processor for performance or energy efficiency reasons, respectively.
/linux/tools/power/x86/x86_energy_perf_policy/
H A Dx86_energy_perf_policy.882 Set a policy with a normal balance between performance and energy efficiency.
90 accepting no performance sacrifice for the benefit of energy efficiency.
94 but allowing some performance loss to benefit energy efficiency.
102 a measurable performance impact to maximize energy efficiency.
/linux/Documentation/devicetree/bindings/regulator/
H A Dadi,max77503-regulator.yaml15 high-efficiency buck converter. This converter has 94% efficiency
H A Drichtek,rt4831-regulator.yaml23 efficiency worse. It's a trade-off.
H A Dmaxim,max20411.yaml13 The MAX20411 is a high-efficiency, DC-DC step-down converter. It provides
H A Drichtek,rt6160-regulator.yaml13 The RT6160 is a high-efficiency buck-boost converter that can provide
H A Drichtek,rt5739.yaml16 capability at over 80% high efficiency.
/linux/drivers/gpu/drm/amd/display/include/
H A Dlink_service_types.h54 DATA_EFFICIENCY_8b_10b_x10000 = 8000, /* 80% data efficiency */
55 DATA_EFFICIENCY_8b_10b_FEC_EFFICIENCY_x100 = 97, /* 97% data efficiency when FEC is enabled */
56 DATA_EFFICIENCY_128b_132b_x10000 = 9641, /* 96.71% data efficiency x 99.7% downspread factor */
/linux/sound/soc/codecs/
H A DKconfig677 The Awinic AW88395 is an I2S/TDM input, high efficiency
689 The awinic AW88261 is an I2S/TDM input, high efficiency
701 The awinic AW88081 is an I2S/TDM input, high efficiency
713 sound quality, which is a new high efficiency, low
725 The awinic AW88399 is an I2S/TDM input, high efficiency
1811 high-efficiency Class-D audio amplifier.
1820 high-efficiency, four-channel class-D audio power amplifier
1905 high-efficiency mono Class-D audio power amplifiers.
1977 Enable support for Texas Instruments TAS2780 high-efficiency
2018 Enable support for Texas Instruments TAS5720L/M high-efficiency mono
[all …]
/linux/mm/
H A Dvmpressure.c232 * notified of the entire subtree's reclaim efficiency.
234 * If @tree is not set, reclaim efficiency is recorded for @memcg, and
248 * The in-kernel users only care about the reclaim efficiency in vmpressure()
294 /* For now, no users for root-level efficiency */ in vmpressure()
/linux/drivers/thermal/intel/
H A Dintel_hfi.c11 * The Hardware Feedback Interface provides a performance and energy efficiency
81 * @ee_cap: Energy efficiency capability
94 * @ee_updated: Hardware updated energy efficiency capabilities
187 * Scale performance and energy efficiency to in get_hfi_caps()
191 cpu_caps[i].efficiency = caps->ee_cap << 2; in get_hfi_caps()
/linux/Documentation/driver-api/thermal/
H A Dpower_allocator.rst249 devices. They express the relative power efficiency of different
251 efficiency. Weighting is relative such that if each cooling device
254 the same kind of compute, but with different efficiency. For example,
/linux/drivers/regulator/
H A DKconfig601 high-efficiency buck converter via I2C bus.
611 high-efficiency buck converter. Say Y here to
639 via I2C bus. MAX77857 and MAX77831 are high efficiency buck-boost
694 The MAXIM MAX8973A high-efficiency. three phase, DC-DC step-down
726 tristate "Maxim MAX20411 High-Efficiency Single Step-Down Converter"
730 This driver controls the Maxim MAX20411 family of high-efficiency,
1227 It integratas 1 channel buck controller, 3 channels high efficiency
1239 delivering 3.5A continuously at over 80% efficiency.
/linux/Documentation/hwmon/
H A Dpm6764tr.rst30 maintaining the best efficiency over all loading conditions without compromising transient
H A Dtps546d24.rst29 pin to improve efficiency and reduce power dissipation of the converter.
/linux/Documentation/features/core/jump-labels/
H A Darch-support.txt4 # description: arch supports live patched, high efficiency branches
/linux/Documentation/gpu/
H A Dafbc.rst29 maximum compression efficiency), the component order must be:
71 bad for compression efficiency, and so it's recommended to avoid
/linux/Documentation/devicetree/bindings/sound/
H A Dawinic,aw87390.yaml15 sound quallity, which is a new high efficiency, low
H A Drichtek,rt9120.yaml13 The RT9120 is a high efficiency, I2S-input, stereo audio power amplifier
H A Drichtek,rtq9128.yaml13 The RTQ9128 is a ultra-low output noise, high-efficiency, four-channel
/linux/kernel/sched/
H A DMakefile26 # Build efficiency:
/linux/Documentation/devicetree/bindings/hwmon/
H A Dmaxim,max20730.yaml18 compact, high efficiency power-delivery solutions with high-precision
/linux/include/linux/
H A Dcall_once.h42 * efficiency the * function avoids taking it after the first call.

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