| /kernel/linux/linux-5.10/Documentation/devicetree/bindings/cpufreq/ |
| D | cpufreq-qcom-hw.txt | 8 - compatible
11 Definition: must be "qcom,cpufreq-hw" or "qcom,cpufreq-epss".
13 - clocks
18 - clock-names
23 - reg
25 Value type: <prop-encoded-array>
27 each frequency domain.
28 - reg-names
31 Definition: Frequency domain name i.e.
32 "freq-domain0", "freq-domain1".
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| /kernel/linux/linux-6.6/include/linux/ |
| D | energy_model.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
14 * struct em_perf_state - Performance state of a performance domain
40 * struct em_perf_domain - Performance domain
44 * @cpus: Cpumask covering the CPUs of the domain. It's here
49 * In case of CPU device, a "performance domain" represents a group of CPUs
50 * whose performance is scaled together. All CPUs of a performance domain
51 * must have the same micro-architecture. Performance domains often have
52 * a 1-to-1 mapping with CPUFreq policies. In case of other devices the @cpus
65 * EM_PERF_DOMAIN_MICROWATTS: The power values are in micro-Watts or some
78 #define em_span_cpus(em) (to_cpumask((em)->cpus))
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| /kernel/linux/linux-6.6/Documentation/devicetree/bindings/cpufreq/ |
| D | cpufreq-qcom-hw.yaml | 1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/cpufreq/cpufreq-qcom-hw.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
21 - description: v1 of CPUFREQ HW
23 - enum:
24 - qcom,qcm2290-cpufreq-hw
25 - qcom,sc7180-cpufreq-hw
26 - qcom,sdm845-cpufreq-hw
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| /kernel/linux/linux-5.10/include/linux/ |
| D | energy_model.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
14 * em_perf_state - Performance state of a performance domain
16 * @power: The power consumed at this level, in milli-watts (by 1 CPU or
29 * em_perf_domain - Performance domain
32 * @cpus: Cpumask covering the CPUs of the domain. It's here
37 * In case of CPU device, a "performance domain" represents a group of CPUs
38 * whose performance is scaled together. All CPUs of a performance domain
39 * must have the same micro-architecture. Performance domains often have
40 * a 1-to-1 mapping with CPUFreq policies. In case of other devices the @cpus
49 #define em_span_cpus(em) (to_cpumask((em)->cpus))
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| /kernel/linux/linux-5.10/kernel/power/ |
| D | energy_model.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2018-2020, Arm ltd.
27 return (dev->bus == &cpu_subsys); in _is_cpu_device()
38 snprintf(name, sizeof(name), "ps:%lu", ps->frequency); in em_debug_create_ps()
40 /* Create per-ps directory */ in em_debug_create_ps()
42 debugfs_create_ulong("frequency", 0444, d, &ps->frequency); in em_debug_create_ps()
43 debugfs_create_ulong("power", 0444, d, &ps->power); in em_debug_create_ps()
44 debugfs_create_ulong("cost", 0444, d, &ps->cost); in em_debug_create_ps()
49 seq_printf(s, "%*pbl\n", cpumask_pr_args(to_cpumask(s->private))); in em_debug_cpus_show()
60 /* Create the directory of the performance domain */ in em_debug_create_pd()
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| /kernel/linux/linux-5.10/drivers/firmware/arm_scmi/ |
| D | perf.c | 1 // SPDX-License-Identifier: GPL-2.0
8 #define pr_fmt(fmt) "SCMI Notifications PERF - " fmt
13 #include <linux/io-64-nonatomic-hi-lo.h>
63 __le32 domain; member
68 __le32 domain; member
79 __le32 domain; member
84 __le32 domain; member
113 __le32 domain; member
190 attr = t->rx.buf; in scmi_perf_attributes_get()
194 u16 flags = le16_to_cpu(attr->flags); in scmi_perf_attributes_get()
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| /kernel/linux/linux-5.10/drivers/net/wireless/ath/ |
| D | dfs_pattern_detector.c | 25 * struct radar_types - contains array of patterns defined for one DFS domain
26 * @domain: DFS regulatory domain
38 #define PPB_THRESH_RATE(PPB, RATE) ((PPB * RATE + 100 - RATE) / 100)
43 #define WIDTH_LOWER(X) ((X*(100-WIDTH_TOLERANCE)+50)/100)
49 (PRF2PRI(PMAX) - PRI_TOLERANCE), \
54 /* radar types as defined by ETSI EN-301-893 v1.5.1 */
74 PMIN - PRI_TOLERANCE, \
106 PMIN - PRI_TOLERANCE, \
135 * get_dfs_domain_radar_types() - get radar types for a given DFS domain
136 * @param domain DFS domain
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| /kernel/linux/linux-6.6/kernel/power/ |
| D | energy_model.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2018-2021, Arm ltd.
28 return (dev->bus == &cpu_subsys); in _is_cpu_device()
39 snprintf(name, sizeof(name), "ps:%lu", ps->frequency); in em_debug_create_ps()
41 /* Create per-ps directory */ in em_debug_create_ps()
43 debugfs_create_ulong("frequency", 0444, d, &ps->frequency); in em_debug_create_ps()
44 debugfs_create_ulong("power", 0444, d, &ps->power); in em_debug_create_ps()
45 debugfs_create_ulong("cost", 0444, d, &ps->cost); in em_debug_create_ps()
46 debugfs_create_ulong("inefficient", 0444, d, &ps->flags); in em_debug_create_ps()
51 seq_printf(s, "%*pbl\n", cpumask_pr_args(to_cpumask(s->private))); in em_debug_cpus_show()
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| /kernel/linux/linux-6.6/drivers/firmware/arm_scmi/ |
| D | perf.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2018-2023 ARM Ltd.
8 #define pr_fmt(fmt) "SCMI Notifications PERF - " fmt
83 __le32 domain; member
88 __le32 domain; member
99 __le32 domain; member
104 __le32 domain; member
171 if (_opp->indicative_freq == f_) \
197 ret = ph->xops->xfer_get_init(ph, PROTOCOL_ATTRIBUTES, 0, in scmi_perf_attributes_get()
202 attr = t->rx.buf; in scmi_perf_attributes_get()
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| /kernel/linux/linux-5.10/drivers/gpu/drm/nouveau/nvkm/subdev/clk/ |
| D | base.c | 42 u8 pstate, u8 domain, u32 input) in nvkm_clk_adjust() argument
44 struct nvkm_bios *bios = clk->subdev.device->bios; in nvkm_clk_adjust()
62 if (subd && boostS.domain == domain) { in nvkm_clk_adjust()
76 * C-States
82 const struct nvkm_domain *domain = clk->domains; in nvkm_cstate_valid() local
83 struct nvkm_volt *volt = clk->subdev.device->volt; in nvkm_cstate_valid()
86 while (domain && domain->name != nv_clk_src_max) { in nvkm_cstate_valid()
87 if (domain->flags & NVKM_CLK_DOM_FLAG_VPSTATE) { in nvkm_cstate_valid()
88 u32 freq = cstate->domain[domain->name]; in nvkm_cstate_valid() local
89 switch (clk->boost_mode) { in nvkm_cstate_valid()
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| /kernel/linux/linux-6.6/drivers/gpu/drm/nouveau/nvkm/subdev/clk/ |
| D | base.c | 42 u8 pstate, u8 domain, u32 input) in nvkm_clk_adjust() argument
44 struct nvkm_bios *bios = clk->subdev.device->bios; in nvkm_clk_adjust()
62 if (subd && boostS.domain == domain) { in nvkm_clk_adjust()
76 * C-States
82 const struct nvkm_domain *domain = clk->domains; in nvkm_cstate_valid() local
83 struct nvkm_volt *volt = clk->subdev.device->volt; in nvkm_cstate_valid()
86 while (domain && domain->name != nv_clk_src_max) { in nvkm_cstate_valid()
87 if (domain->flags & NVKM_CLK_DOM_FLAG_VPSTATE) { in nvkm_cstate_valid()
88 u32 freq = cstate->domain[domain->name]; in nvkm_cstate_valid() local
89 switch (clk->boost_mode) { in nvkm_cstate_valid()
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| /kernel/linux/linux-5.10/drivers/cpufreq/ |
| D | qcom-cpufreq-hw.c | 1 // SPDX-License-Identifier: GPL-2.0
50 dev = get_cpu_device(policy->cpu); in qcom_cpufreq_set_bw()
52 return -ENODEV; in qcom_cpufreq_set_bw()
76 dev_err(cpu_dev, "Voltage update failed freq=%ld\n", freq_khz); in qcom_cpufreq_update_opp()
86 struct qcom_cpufreq_data *data = policy->driver_data; in qcom_cpufreq_hw_target_index()
87 const struct qcom_cpufreq_soc_data *soc_data = data->soc_data; in qcom_cpufreq_hw_target_index()
88 unsigned long freq = policy->freq_table[index].frequency; in qcom_cpufreq_hw_target_index() local
90 writel_relaxed(index, data->base + soc_data->reg_perf_state); in qcom_cpufreq_hw_target_index()
93 qcom_cpufreq_set_bw(policy, freq); in qcom_cpufreq_hw_target_index()
109 data = policy->driver_data; in qcom_cpufreq_hw_get()
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| /kernel/linux/linux-5.10/Documentation/power/ |
| D | energy-model.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 -----------
12 subsystems willing to use that information to make energy-aware decisions.
18 each and every client subsystem to re-implement support for each and every
23 The figure below depicts an example of drivers (Arm-specific here, but the
27 +---------------+ +-----------------+ +---------------+
29 +---------------+ +-----------------+ +---------------+
32 +---------+ | +---------+
35 +---------------------+
38 +---------------------+
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|
| D | opp.rst | 5 (C) 2009-2010 Nishanth Menon <nm@ti.com>, Texas Instruments Incorporated
20 -------------------------------------------------
22 Complex SoCs of today consists of a multiple sub-modules working in conjunction.
25 facilitate this, sub-modules in a SoC are grouped into domains, allowing some
30 the device will support per domain are called Operating Performance Points or
41 - {300000000, 1000000}
42 - {800000000, 1200000}
43 - {1000000000, 1300000}
46 ----------------------------------------
57 (users) -> registers a set of default OPPs -> (library)
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| /kernel/linux/linux-6.6/drivers/net/wireless/ath/ |
| D | dfs_pattern_detector.c | 25 * struct radar_types - contains array of patterns defined for one DFS domain
38 #define PPB_THRESH_RATE(PPB, RATE) ((PPB * RATE + 100 - RATE) / 100)
43 #define WIDTH_LOWER(X) ((X*(100-WIDTH_TOLERANCE)+50)/100)
49 (PRF2PRI(PMAX) - PRI_TOLERANCE), \
54 /* radar types as defined by ETSI EN-301-893 v1.5.1 */
74 PMIN - PRI_TOLERANCE, \
106 PMIN - PRI_TOLERANCE, \
135 * get_dfs_domain_radar_types() - get radar types for a given DFS domain
138 * Return value: radar_types ptr on success, NULL if DFS domain is not supported
145 if (dfs_domains[i]->region == region) in get_dfs_domain_radar_types()
[all …]
|
| /kernel/linux/linux-6.6/arch/arm/mach-omap2/ |
| D | omap_opp_data.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2009-2010 Texas Instruments Incorporated - https://www.ti.com/
25 * struct omap_opp_def - OMAP OPP Definition
26 * @hwmod_name: Name of the hwmod for this domain
27 * @freq: Frequency in hertz corresponding to this OPP
29 * @default_available: True/false - is this OPP available by default
32 * pairs that the device will support per voltage domain. This is called
35 * domain, you can have a set of {frequency, voltage} pairs and this is denoted
39 * which belongs to a voltage domain may define their own set of OPPs on top
40 * of this - but this is handled by the appropriate driver.
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| /kernel/linux/linux-5.10/arch/arm/mach-omap2/ |
| D | omap_opp_data.h | 4 * Copyright (C) 2009-2010 Texas Instruments Incorporated - https://www.ti.com/
33 * struct omap_opp_def - OMAP OPP Definition
34 * @hwmod_name: Name of the hwmod for this domain
35 * @freq: Frequency in hertz corresponding to this OPP
37 * @default_available: True/false - is this OPP available by default
40 * pairs that the device will support per voltage domain. This is called
43 * domain, you can have a set of {frequency, voltage} pairs and this is denoted
47 * which belongs to a voltage domain may define their own set of OPPs on top
48 * of this - but this is handled by the appropriate driver.
53 unsigned long freq; member
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| /kernel/linux/linux-6.6/drivers/cpufreq/ |
| D | qcom-cpufreq-hw.c | 1 // SPDX-License-Identifier: GPL-2.0
7 #include <linux/clk-provider.h>
49 * Mutex to synchronize between de-init sequence and re-starting LMh
79 dev = get_cpu_device(policy->cpu); in qcom_cpufreq_set_bw()
81 return -ENODEV; in qcom_cpufreq_set_bw()
105 dev_err(cpu_dev, "Voltage update failed freq=%ld\n", freq_khz); in qcom_cpufreq_update_opp()
115 struct qcom_cpufreq_data *data = policy->driver_data; in qcom_cpufreq_hw_target_index()
117 unsigned long freq = policy->freq_table[index].frequency; in qcom_cpufreq_hw_target_index() local
120 writel_relaxed(index, data->base + soc_data->reg_perf_state); in qcom_cpufreq_hw_target_index()
122 if (data->per_core_dcvs) in qcom_cpufreq_hw_target_index()
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| D | scmi-cpufreq.c | 1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2018-2021 ARM Ltd.
11 #include <linux/clk-provider.h>
45 priv = policy->driver_data; in scmi_cpufreq_get_rate()
47 ret = perf_ops->freq_get(ph, priv->domain_id, &rate, false); in scmi_cpufreq_get_rate()
54 * perf_ops->freq_set is not a synchronous, the actual OPP change will
61 struct scmi_data *priv = policy->driver_data; in scmi_cpufreq_set_target()
62 u64 freq = policy->freq_table[index].frequency; in scmi_cpufreq_set_target() local
64 return perf_ops->freq_set(ph, priv->domain_id, freq * 1000, false); in scmi_cpufreq_set_target()
70 struct scmi_data *priv = policy->driver_data; in scmi_cpufreq_fast_switch()
[all …]
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| /kernel/linux/linux-6.6/Documentation/power/ |
| D | energy-model.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 -----------
12 subsystems willing to use that information to make energy-aware decisions.
18 each and every client subsystem to re-implement support for each and every
23 The power values might be expressed in micro-Watts or in an 'abstract scale'.
26 can be found in the Energy-Aware Scheduler documentation
27 Documentation/scheduler/sched-energy.rst. For some subsystems like thermal or
30 thus the real micro-Watts might be needed. An example of these requirements can
32 Documentation/driver-api/thermal/power_allocator.rst.
36 an 'abstract scale' deriving real energy in micro-Joules would not be possible.
[all …]
|
| D | opp.rst | 5 (C) 2009-2010 Nishanth Menon <nm@ti.com>, Texas Instruments Incorporated
20 -------------------------------------------------
22 Complex SoCs of today consists of a multiple sub-modules working in conjunction.
25 facilitate this, sub-modules in a SoC are grouped into domains, allowing some
30 the device will support per domain are called Operating Performance Points or
41 - {300000000, 1000000}
42 - {800000000, 1200000}
43 - {1000000000, 1300000}
46 ----------------------------------------
57 (users) -> registers a set of default OPPs -> (library)
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| /kernel/linux/linux-6.6/arch/arm64/boot/dts/qcom/ |
| D | sdx75.dtsi | 1 // SPDX-License-Identifier: BSD-3-Clause
9 #include <dt-bindings/clock/qcom,rpmh.h>
10 #include <dt-bindings/clock/qcom,sdx75-gcc.h>
11 #include <dt-bindings/interrupt-controller/arm-gic.h>
12 #include <dt-bindings/power/qcom,rpmhpd.h>
13 #include <dt-bindings/power/qcom-rpmpd.h>
14 #include <dt-bindings/soc/qcom,rpmh-rsc.h>
17 #address-cells = <2>;
18 #size-cells = <2>;
19 interrupt-parent = <&intc>;
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| D | sdm670.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
9 #include <dt-bindings/clock/qcom,gcc-sdm845.h>
10 #include <dt-bindings/clock/qcom,rpmh.h>
11 #include <dt-bindings/dma/qcom-gpi.h>
12 #include <dt-bindings/gpio/gpio.h>
13 #include <dt-bindings/interconnect/qcom,osm-l3.h>
14 #include <dt-bindings/interconnect/qcom,sdm670-rpmh.h>
15 #include <dt-bindings/interrupt-controller/arm-gic.h>
16 #include <dt-bindings/phy/phy-qcom-qusb2.h>
17 #include <dt-bindings/power/qcom-rpmpd.h>
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| /kernel/linux/linux-5.10/net/wireless/ |
| D | reg.h | 7 * Copyright 2008-2011 Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
40 * regulatory_hint_indoor - hint operation in indoor env. or not
48 * regulatory_netlink_notify - notify on released netlink socket
69 * regulatory_hint_found_beacon - hints a beacon was found on a channel
77 * world roaming -- when we do not know our current location. This is
79 * 1-11 are already enabled by the world regulatory domain; and on
80 * non-radar 5 GHz channels.
84 * set the wiphy->disable_beacon_hints to true.
91 * regulatory_hint_country_ie - hints a country IE as a regulatory domain
117 * regulatory_hint_disconnect - informs all devices have been disconnected
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| /kernel/linux/linux-6.6/net/wireless/ |
| D | reg.h | 7 * Copyright 2008-2011 Luis R. Rodriguez <mcgrof@qca.qualcomm.com>
40 * regulatory_hint_indoor - hint operation in indoor env. or not
48 * regulatory_netlink_notify - notify on released netlink socket
68 * regulatory_hint_found_beacon - hints a beacon was found on a channel
76 * world roaming -- when we do not know our current location. This is
78 * 1-11 are already enabled by the world regulatory domain; and on
79 * non-radar 5 GHz channels.
83 * set the wiphy->disable_beacon_hints to true.
90 * regulatory_hint_country_ie - hints a country IE as a regulatory domain
116 * regulatory_hint_disconnect - informs all devices have been disconnected
[all …]
|