/linux-6.12.1/Documentation/admin-guide/pm/ |
D | intel-speed-select.rst | 1 .. SPDX-License-Identifier: GPL-2.0 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 29 intel-speed-select configuration tool 32 Most Linux distribution packages may include the "intel-speed-select" tool. If not, 38 # cd tools/power/x86/intel-speed-select/ 43 ------------ 47 # intel-speed-select --help 49 The top-level help describes arguments and features. Notice that there is a [all …]
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/linux-6.12.1/Documentation/netlink/specs/ |
D | dpll.yaml | 1 # SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) 8 - 16 - 20 - 23 render-max: true 24 - 26 name: lock-status 31 - 37 - 41 - [all …]
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/linux-6.12.1/Documentation/cpu-freq/ |
D | cpu-drivers.rst | 1 .. SPDX-License-Identifier: GPL-2.0 10 - Dominik Brodowski <linux@brodo.de> 11 - Rafael J. Wysocki <rafael.j.wysocki@intel.com> 12 - Viresh Kumar <viresh.kumar@linaro.org> 18 1.2 Per-CPU Initialization 24 2. Frequency Table Helpers 31 So, you just got a brand-new CPU / chipset with datasheets and want to 37 ------------------ 46 .name - The name of this driver. 48 .init - A pointer to the per-policy initialization function. [all …]
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/linux-6.12.1/drivers/cpufreq/ |
D | freq_table.c | 1 // SPDX-License-Identifier: GPL-2.0-only 5 * Copyright (C) 2002 - 2003 Dominik Brodowski 14 * FREQUENCY TABLE HELPERS * 19 struct cpufreq_frequency_table *pos, *table = policy->freq_table; in policy_has_boost_freq() 25 if (pos->flags & CPUFREQ_BOOST_FREQ) in policy_has_boost_freq() 41 freq = pos->frequency; in cpufreq_frequency_table_cpuinfo() 43 if ((!cpufreq_boost_enabled() || !policy->boost_enabled) in cpufreq_frequency_table_cpuinfo() 44 && (pos->flags & CPUFREQ_BOOST_FREQ)) in cpufreq_frequency_table_cpuinfo() 47 pr_debug("table entry %u: %u kHz\n", (int)(pos - table), freq); in cpufreq_frequency_table_cpuinfo() 54 policy->min = policy->cpuinfo.min_freq = min_freq; in cpufreq_frequency_table_cpuinfo() [all …]
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/linux-6.12.1/arch/arm/boot/dts/qcom/ |
D | qcom-msm8960-cdp.dts | 1 // SPDX-License-Identifier: GPL-2.0 2 #include <dt-bindings/input/input.h> 4 #include "qcom-msm8960.dtsi" 9 compatible = "qcom,msm8960-cdp", "qcom,msm8960"; 16 stdout-path = "serial0:115200n8"; 19 ext_l2: gpio-regulator { 20 compatible = "regulator-fixed"; 21 regulator-name = "ext_l2"; 23 startup-delay-us = <10000>; 24 enable-active-high; [all …]
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D | qcom-mdm9615-wp8548.dtsi | 1 // SPDX-License-Identifier: GPL-2.0+ OR MIT 9 #include "qcom-mdm9615.dtsi" 23 pinctrl-0 = <&reset_out_pins>; 24 pinctrl-names = "default"; 26 gsbi3_pins: gsbi3-state { 27 gsbi3-pins { 30 drive-strength = <8>; 31 bias-disable; 35 gsbi4_pins: gsbi4-state { 36 gsbi4-pins { [all …]
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D | qcom-msm8960-samsung-expressatt.dts | 1 // SPDX-License-Identifier: GPL-2.0 2 #include <dt-bindings/input/input.h> 3 #include <dt-bindings/reset/qcom,gcc-msm8960.h> 5 #include "qcom-msm8960.dtsi" 7 #include <dt-bindings/gpio/gpio.h> 8 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> 9 #include <dt-bindings/input/gpio-keys.h> 12 model = "Samsung Galaxy Express SGH-I437"; 14 chassis-type = "handset"; 23 stdout-path = "serial0:115200n8"; [all …]
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D | qcom-apq8064-sony-xperia-lagan-yuga.dts | 1 // SPDX-License-Identifier: GPL-2.0 2 #include <dt-bindings/gpio/gpio.h> 3 #include <dt-bindings/input/input.h> 4 #include <dt-bindings/mfd/qcom-rpm.h> 5 #include <dt-bindings/pinctrl/qcom,pmic-gpio.h> 7 #include "qcom-apq8064-v2.0.dtsi" 13 compatible = "sony,xperia-yuga", "qcom,apq8064"; 14 chassis-type = "handset"; 21 stdout-path = "serial0:115200n8"; 24 gpio-keys { [all …]
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D | qcom-ipq8062-smb208.dtsi | 1 // SPDX-License-Identifier: GPL-2.0-only 3 #include "qcom-ipq8062.dtsi" 7 compatible = "qcom,rpm-smb208-regulators"; 10 regulator-min-microvolt = <1050000>; 11 regulator-max-microvolt = <1150000>; 13 qcom,switch-mode-frequency = <1200000>; 17 regulator-min-microvolt = <1050000>; 18 regulator-max-microvolt = <1150000>; 20 qcom,switch-mode-frequency = <1200000>; 24 regulator-min-microvolt = < 800000>; [all …]
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D | qcom-ipq8064-v2.0-smb208.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 3 #include "qcom-ipq8064-v2.0.dtsi" 7 compatible = "qcom,rpm-smb208-regulators"; 10 regulator-min-microvolt = <1050000>; 11 regulator-max-microvolt = <1150000>; 13 qcom,switch-mode-frequency = <1200000>; 17 regulator-min-microvolt = <1050000>; 18 regulator-max-microvolt = <1150000>; 20 qcom,switch-mode-frequency = <1200000>; 24 regulator-min-microvolt = < 800000>; [all …]
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D | qcom-ipq8064-smb208.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 3 #include "qcom-ipq8064.dtsi" 7 compatible = "qcom,rpm-smb208-regulators"; 10 regulator-min-microvolt = <1050000>; 11 regulator-max-microvolt = <1150000>; 13 qcom,switch-mode-frequency = <1200000>; 17 regulator-min-microvolt = <1050000>; 18 regulator-max-microvolt = <1150000>; 20 qcom,switch-mode-frequency = <1200000>; 24 regulator-min-microvolt = < 800000>; [all …]
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/linux-6.12.1/arch/arm/boot/dts/broadcom/ |
D | bcm28155-ap.dts | 1 // SPDX-License-Identifier: GPL-2.0-only 4 /dts-v1/; 6 #include <dt-bindings/gpio/gpio.h> 12 compatible = "brcm,bcm28155-ap", "brcm,bcm11351"; 21 clock-frequency = <400000>; 26 clock-frequency = <400000>; 31 clock-frequency = <400000>; 36 clock-frequency = <100000>; 49 non-removable; 50 max-frequency = <48000000>; [all …]
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/linux-6.12.1/Documentation/admin-guide/media/ |
D | si4713.rst | 1 .. SPDX-License-Identifier: GPL-2.0 14 ---------------------------- 26 Users must comply with local regulations on radio frequency (RF) transmission. 29 ------------------------- 34 The I2C device driver exports a v4l2-subdev interface to the kernel. 36 using the v4l2-subdev calls (g_ext_ctrls, s_ext_ctrls). 42 Applications can use v4l2 radio API to specify frequency of operation, mute state, 48 ---------------------- 51 Here is an output from v4l2-ctl util: 53 .. code-block:: none [all …]
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/linux-6.12.1/arch/arm/boot/dts/samsung/ |
D | exynos5422-cpus.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 13 * Exynos5420 and Exynos5800 always boot from Cortex-A15. On Exynos5422 15 * the gpg2-1 GPIO. By default all Exynos5422 based boards choose booting 16 * from the LITTLE: Cortex-A7. 21 #address-cells = <1>; 22 #size-cells = <0>; 24 cpu-map { 58 compatible = "arm,cortex-a7"; 61 clock-frequency = <1000000000>; 62 cci-control-port = <&cci_control0>; [all …]
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D | exynos5420-cpus.dtsi | 1 // SPDX-License-Identifier: GPL-2.0 14 * Exynos5420 and Exynos5800 always boot from Cortex-A15. On Exynos5422 16 * the gpg2-1 GPIO. By default all Exynos5422 based boards choose booting 17 * from the LITTLE: Cortex-A7. 22 #address-cells = <1>; 23 #size-cells = <0>; 25 cpu-map { 59 compatible = "arm,cortex-a15"; 62 clock-frequency = <1800000000>; 63 cci-control-port = <&cci_control1>; [all …]
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/linux-6.12.1/arch/riscv/boot/dts/sifive/ |
D | hifive-unmatched-a00.dts | 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 4 #include "fu740-c000.dtsi" 5 #include <dt-bindings/gpio/gpio.h> 6 #include <dt-bindings/interrupt-controller/irq.h> 7 #include <dt-bindings/leds/common.h> 8 #include <dt-bindings/pwm/pwm.h> 10 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */ 15 compatible = "sifive,hifive-unmatched-a00", "sifive,fu740-c000", 19 stdout-path = "serial0"; 23 timebase-frequency = <RTCCLK_FREQ>; [all …]
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D | hifive-unleashed-a00.dts | 1 // SPDX-License-Identifier: (GPL-2.0 OR MIT) 2 /* Copyright (c) 2018-2019 SiFive, Inc */ 4 #include "fu540-c000.dtsi" 5 #include <dt-bindings/gpio/gpio.h> 6 #include <dt-bindings/leds/common.h> 7 #include <dt-bindings/pwm/pwm.h> 9 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */ 14 compatible = "sifive,hifive-unleashed-a00", "sifive,fu540-c000", 18 stdout-path = "serial0"; 22 timebase-frequency = <RTCCLK_FREQ>; [all …]
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/linux-6.12.1/drivers/gpu/drm/i915/gt/ |
D | selftest_slpc.c | 1 // SPDX-License-Identifier: MIT 32 pr_err("Could not set min frequency to [%u]\n", freq); in slpc_set_min_freq() 45 pr_err("Could not set maximum frequency [%u]\n", in slpc_set_max_freq() 56 struct intel_guc_slpc *slpc = >_to_guc(gt)->slpc; in slpc_set_freq() 60 pr_err("Unable to update max freq"); in slpc_set_freq() 73 static int slpc_restore_freq(struct intel_guc_slpc *slpc, u32 min, u32 max) in slpc_restore_freq() argument 77 err = slpc_set_max_freq(slpc, max); in slpc_restore_freq() 79 pr_err("Unable to restore max freq"); in slpc_restore_freq() 105 *freq = intel_rps_read_actual_frequency(>->rps); in measure_power_at_freq() 106 *power = measure_power(>->rps, freq); in measure_power_at_freq() [all …]
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D | selftest_rps.c | 1 // SPDX-License-Identifier: MIT 25 /* Try to isolate the impact of cstates from determing frequency response */ 26 #define CPU_LATENCY 0 /* -1 to disable pm_qos, 0 to disable cstates */ 37 return -1; in cmp_u64() 49 return -1; in cmp_u32() 68 #define CS_GPR(x) GEN8_RING_CS_GPR(engine->mmio_base, x) in create_spin_counter() 76 obj = i915_gem_object_create_internal(vm->i915, 64 << 10); in create_spin_counter() 80 end = obj->base.size / sizeof(u32) - 1; in create_spin_counter() 113 loop = cs - base; in create_spin_counter() 134 GEM_BUG_ON(cs - base > end); in create_spin_counter() [all …]
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D | intel_rps_types.h | 1 /* SPDX-License-Identifier: MIT */ 41 * struct intel_rps_freq_caps - rps freq capabilities 42 * @rp0_freq: non-overclocked max frequency 44 * @min_freq: aka RPn, minimum frequency 60 * i915->irq_lock 84 u8 cur_freq; /* Current frequency (cached, may not == HW) */ 85 u8 last_freq; /* Last SWREQ frequency */ 86 u8 min_freq_softlimit; /* Minimum frequency permitted by the driver */ 87 u8 max_freq_softlimit; /* Max frequency permitted by the driver */ 88 u8 max_freq; /* Maximum frequency, RP0 if not overclocking */ [all …]
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/linux-6.12.1/Documentation/devicetree/bindings/ufs/ |
D | ufs-common.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause 3 --- 4 $id: http://devicetree.org/schemas/ufs/ufs-common.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Alim Akhtar <alim.akhtar@samsung.com> 11 - Avri Altman <avri.altman@wdc.com> 16 clock-names: true 18 freq-table-hz: 21 - description: Minimum frequency for given clock in Hz 22 - description: Maximum frequency for given clock in Hz [all …]
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/linux-6.12.1/drivers/crypto/intel/qat/qat_common/ |
D | adf_clock.c | 1 // SPDX-License-Identifier: GPL-2.0-only 41 static int measure_clock(struct adf_accel_dev *accel_dev, u32 *frequency) in measure_clock() argument 58 delta_us = timespec_to_us(&ts2) - timespec_to_us(&ts1); in measure_clock() 59 } while (delta_us > MEASURE_CLOCK_DELTA_THRESHOLD_US && --tries); in measure_clock() 63 return -ETIMEDOUT; in measure_clock() 74 return -EIO; in measure_clock() 77 delta_us = timespec_to_us(&ts4) - timespec_to_us(&ts3); in measure_clock() 78 } while (delta_us > MEASURE_CLOCK_DELTA_THRESHOLD_US && --tries); in measure_clock() 82 return -ETIMEDOUT; in measure_clock() 85 delta_us = timespec_to_us(&ts3) - timespec_to_us(&ts1); in measure_clock() [all …]
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/linux-6.12.1/Documentation/scheduler/ |
D | sched-util-clamp.rst | 1 .. SPDX-License-Identifier: GPL-2.0 18 used, util clamp will influence the CPU frequency selection as well. 57 foreground, top-app, etc. Util clamp can be used to constrain how much 60 the ones belonging to the currently active app (top-app group). Beside this 65 1. The big cores are free to run top-app tasks immediately. top-app 89 higher frequency required for the tasks to finish their work in time. Setting 103 performance point rather than being tied to MAX frequency all the time. Which 106 Note that by design RT tasks don't have per-task PELT signal and must always 107 run at a constant frequency to combat undeterministic DVFS rampup delays. 109 Note that using schedutil always implies a single delay to modify the frequency [all …]
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/linux-6.12.1/arch/arm64/boot/dts/freescale/ |
D | fsl-ls1028a-qds.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 11 /dts-v1/; 13 #include "fsl-ls1028a.dtsi" 17 compatible = "fsl,ls1028a-qds", "fsl,ls1028a"; 32 stdout-path = "serial0:115200n8"; 40 sys_mclk: clock-mclk { 41 compatible = "fixed-clock"; 42 #clock-cells = <0>; 43 clock-frequency = <25000000>; 46 reg_1p8v: regulator-1p8v { [all …]
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/linux-6.12.1/tools/power/cpupower/utils/ |
D | cpufreq-info.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * (C) 2004-2009 Dominik Brodowski <linux@dominikbrodowski.de> 39 value[LINE_LEN - 1] = '\0'; in count_cpus() 40 if (strlen(value) < (LINE_LEN - 2)) in count_cpus() 62 unsigned long min, max; in proc_cpufreq_output() local 64 printf(_(" minimum CPU frequency - maximum CPU frequency - governor\n")); in proc_cpufreq_output() 72 if (cpufreq_get_hardware_limits(cpu, &min, &max)) { in proc_cpufreq_output() 73 max = 0; in proc_cpufreq_output() 75 min_pctg = (policy->min * 100) / max; in proc_cpufreq_output() 76 max_pctg = (policy->max * 100) / max; in proc_cpufreq_output() [all …]
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