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/linux/Documentation/ABI/testing/
H A Dsysfs-class-mic8 PCIe form factor add-in Coprocessor card based on the Intel Many
9 Integrated Core (MIC) architecture that runs a Linux OS.
26 MIC device. For example - "x100"
34 MIC device. For example - "A0" or "B0"
42 MIC device in the context of the card OS. Possible values that
47 "ready" The MIC device is ready to boot the card OS.
52 "booting" The MIC device has initiated booting a card OS.
54 "shutting_down" The card OS is shutting down.
55 "resetting" A reset has been initiated for the MIC device
60 operations depending upon the current state of the card OS.
[all …]
H A Dsysfs-driver-habanalabs64 on-board EEPROM
76 Description: Version of the firmware OS running on the device's CPU
82 Description: Interface to trigger a hard-reset operation for the device.
83 Hard-reset will reset ALL internal components of the device
90 Description: Displays how many times the device have undergone a hard-reset
177 value when a user-space process opens the device's file (unless
201 Description: Interface to trigger a soft-reset operation for the device.
202 Soft-reset will reset only the compute and DMA engines of the
209 Description: Displays how many times the device have undergone a soft-reset
218 * "operational" - Device is available for work.
[all …]
/linux/Documentation/devicetree/bindings/regulator/
H A Dregulator.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Liam Girdwood <lgirdwood@gmail.com>
11 - Mark Brown <broonie@kernel.org>
14 regulator-name:
18 regulator-min-microvolt:
21 regulator-max-microvolt:
24 regulator-microvolt-offset:
28 regulator-min-microamp:
[all …]
/linux/Documentation/devicetree/bindings/arm/
H A Dpsci.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
15 processors") can be used by Linux to initiate various CPU-centric power
25 r0 => 32-bit Function ID / return value
26 {r1 - r3} => Parameters
40 - description:
44 - description:
46 Function IDs are not required and should be ignored by an OS with
[all …]
/linux/arch/m68k/include/asm/
H A Damigaints.h2 ** amigaints.h -- Amiga Linux interrupt handling structs and prototypes
87 #define IF_SOFT 0x0004 /* software initiated interrupt */
104 ** these functions, they behave exactly like the amiga os routines
113 #endif /* asm-m68k/amigaints.h */
/linux/Documentation/sphinx/
H A Dkfigure.py1 # -*- coding: utf-8; mode: python -*-
14 handling from the author's POV. Directives like ``kernel-figure`` implement
15 methods *to* always get the best output-format even if some tools are not
19 * ``.. kernel-image``: for image handling / a ``.. image::`` replacement
21 * ``.. kernel-figure``: for figure handling / a ``.. figure::`` replacement
23 * ``.. kernel-render``: for render markup / a concept to embed *render*
26 - ``DOT``: render embedded Graphviz's **DOC**
27 - ``SVG``: render embedded Scalable Vector Graphics (**SVG**)
28 - ... *developable*
33 available, the DOT language is inserted as literal-block.
[all …]
/linux/drivers/usb/storage/
H A Dscsiglue.c1 // SPDX-License-Identifier: GPL-2.0+
7 * (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net)
10 * (c) 2000 David L. Brown, Jr. (usb-storage@davidb.org)
20 * similar to commands in the SCSI-II and ATAPI specifications.
23 * exhibits class-specific exemptions from the USB specification.
32 #include <linux/dma-mapping.h>
64 return us->scsi_name; in host_info()
69 struct us_data *us = host_to_us(sdev->host); in slave_alloc()
76 sdev->inquiry_len = 36; in slave_alloc()
79 if (us->protocol == USB_PR_BULK && us->max_lun > 0) in slave_alloc()
[all …]
/linux/drivers/usb/typec/
H A Dbus.c1 // SPDX-License-Identifier: GPL-2.0
3 * Bus for USB Type-C Alternate Modes
21 if (!alt->retimer) in typec_altmode_set_retimer()
24 state.alt = &alt->adev; in typec_altmode_set_retimer()
28 return typec_retimer_set(alt->retimer, &state); in typec_altmode_set_retimer()
36 if (!alt->mux) in typec_altmode_set_mux()
39 state.alt = &alt->adev; in typec_altmode_set_mux()
43 return typec_mux_set(alt->mux, &state); in typec_altmode_set_mux()
46 /* Wrapper to set various Type-C port switches together. */
62 bool is_port = is_typec_port(adev->dev.parent); in typec_altmode_set_state()
[all …]
/linux/tools/perf/pmu-events/arch/x86/sapphirerapids/
H A Dspr-metrics.json4 "MetricExpr": "cstate_core@c1\\-residency@ / TSC",
11 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
18 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
25 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
76 …ved by the integrated I/O traffic controller (IIO) of IO reads that are initiated by end device co…
82 …ed by the integrated I/O traffic controller (IIO) of IO writes that are initiated by end device co…
88 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
94 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
100 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
106 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
[all …]
/linux/tools/perf/pmu-events/arch/x86/emeraldrapids/
H A Demr-metrics.json4 "MetricExpr": "cstate_core@c1\\-residency@ / TSC",
11 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
18 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
25 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
76 …ved by the integrated I/O traffic controller (IIO) of IO reads that are initiated by end device co…
82 …ed by the integrated I/O traffic controller (IIO) of IO writes that are initiated by end device co…
88 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
94 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
100 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
106 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
[all …]
/linux/Documentation/scsi/
H A DChangeLog.megaraid_sas1 Release Date : Thu. Jun 19, 2014 17:00:00 PST 2014 -
2 (emaild-id:megaraidlinux@lsi.com)
7 Current Version : 06.803.02.00-rc1
8 Old Version : 06.803.01.00-rc1
14 -------------------------------------------------------------------------------
15 Release Date : Mon. Mar 10, 2014 17:00:00 PST 2014 -
16 (emaild-id:megaraidlinux@lsi.com)
20 Current Version : 06.803.01.00-rc1
21 Old Version : 06.700.06.00-rc1
25 4. Add Dell PowerEdge VRTX SR-IOV VF device support.
[all …]
/linux/drivers/hid/intel-ish-hid/ipc/
H A Dipc.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (c) 2014-2016, Intel Corporation.
8 #include <linux/devm-helpers.h>
14 #include "hw-ish.h"
22 * ish_reg_read() - Read register
35 return readl(hw->mem_addr + offset); in ish_reg_read()
39 * ish_reg_write() - Write register
52 writel(value, hw->mem_addr + offset); in ish_reg_write()
56 * _ish_read_fw_sts_reg() - Read FW status register
69 * check_generated_interrupt() - Check if ISH interrupt
[all …]
/linux/drivers/net/fddi/skfp/
H A Dskfddi.c1 // SPDX-License-Identifier: GPL-2.0-or-later
41 * 02-Mar-98 CG Created.
43 * 10-Mar-99 CG Support for 2.2.x added.
44 * 25-Mar-99 CG Corrected IRQ routing for SMP (APIC)
45 * 26-Oct-99 CG Fixed compilation error on 2.2.13
46 * 12-Nov-99 CG Source code release
47 * 22-Nov-99 CG Included in kernel source.
48 * 07-May-00 DM 64 bit fixes, new dma interface
49 * 31-Jul-03 DB Audit copy_*_user in skfp_ioctl
51 * 03-Dec-03 SH Convert to PCI device model
[all …]
/linux/Documentation/devicetree/bindings/thermal/
H A Dthermal-zones.yaml1 # SPDX-License-Identifier: (GPL-2.0)
4 ---
5 $id: http://devicetree.org/schemas/thermal/thermal-zones.yaml#
6 $schema: http://devicetree.org/meta-schemas/base.yaml#
11 - Daniel Lezcano <daniel.lezcano@linaro.org>
20 - thermal-sensor: device that measures temperature, has SoC-specific bindings
21 - cooling-device: device used to dissipate heat either passively or actively
22 - thermal-zones: a container of the following node types used to describe all
25 This binding describes the thermal-zones.
27 The polling-delay properties of a thermal-zone are bound to the maximum dT/dt
[all …]
/linux/tools/perf/pmu-events/arch/x86/icelakex/
H A Dicx-metrics.json4 "MetricExpr": "cstate_core@c1\\-residency@ / TSC",
11 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
18 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
25 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
76 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
82 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
88 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
94 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
100 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
264 …"BriefDescription": "Uops delivered from legacy decode pipeline (Micro-instruction Translation Eng…
[all …]
/linux/Documentation/arch/powerpc/
H A Dultravisor.rst1 .. SPDX-License-Identifier: GPL-2.0
16 (PVR=0x004e1203) or greater will be PEF-capable. A new ISA release
25 +------------------+
29 +------------------+
31 +------------------+
33 +------------------+
35 +------------------+
75 +---+---+---+---------------+
79 +---+---+---+---------------+
80 | 1 | 0 | 0 | Privileged(OS)|
[all …]
/linux/tools/power/pm-graph/
H A DREADME8 pm-graph: suspend/resume/boot timing analysis tools
11 …Home Page: https://www.intel.com/content/www/us/en/developer/topic-technology/open/pm-graph/overvi…
13 Report bugs/issues at bugzilla.kernel.org Tools/pm-graph
14 - https://bugzilla.kernel.org/buglist.cgi?component=pm-graph&product=Tools
17 - Getting Started:
20 - Feature Summary:
21 https://www.intel.com/content/www/us/en/developer/topic-technology/open/pm-graph/features.html
23 - upstream version in git:
24 git clone https://github.com/intel/pm-graph/
27 - Overview
[all …]
/linux/tools/perf/pmu-events/arch/x86/haswellx/
H A Dhsx-metrics.json4 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
11 "MetricExpr": "cstate_core@c3\\-residency@ / TSC",
18 "MetricExpr": "cstate_pkg@c3\\-residency@ / TSC",
25 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
32 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
39 "MetricExpr": "cstate_core@c7\\-residency@ / TSC",
46 "MetricExpr": "cstate_pkg@c7\\-residency@ / TSC",
90 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
96 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
230 …"BriefDescription": "Uops delivered from legacy decode pipeline (Micro-instruction Translation Eng…
[all …]
/linux/arch/powerpc/platforms/pseries/
H A Drtas-fadump.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Firmware-Assisted Dump support on POWERVM platform.
23 #include <asm/fadump-internal.h>
25 #include "rtas-fadump.h"
33 fadump_conf->fadumphdr_addr = (fadump_conf->boot_mem_dest_addr + in rtas_fadump_update_config()
34 fadump_conf->boot_memory_size); in rtas_fadump_update_config()
48 fadump_conf->boot_memory_size = 0; in rtas_fadump_get_config()
49 fadump_conf->boot_mem_regs_cnt = 0; in rtas_fadump_get_config()
51 for (int i = 0; i < be16_to_cpu(fdm->header.dump_num_sections); i++) { in rtas_fadump_get_config()
52 int type = be16_to_cpu(fdm->rgn[i].source_data_type); in rtas_fadump_get_config()
[all …]
H A Dmobility.c1 // SPDX-License-Identifier: GPL-2.0-only
50 #define PRRN_SCOPE -2
96 is_platfac = of_node_is_type(dn, "ibm,platform-facilities") || in delete_dt_node()
97 of_node_is_type(pdn, "ibm,platform-facilities"); in delete_dt_node()
101 * The drivers that bind to nodes in the platform-facilities in delete_dt_node()
126 * ibm,update-properties again to get the rest of the value. in update_dt_property()
137 char *new_data = kzalloc(new_prop->length + vd, GFP_KERNEL); in update_dt_property()
139 return -ENOMEM; in update_dt_property()
141 memcpy(new_data, new_prop->value, new_prop->length); in update_dt_property()
142 memcpy(new_data + new_prop->length, value, vd); in update_dt_property()
[all …]
/linux/Documentation/virt/kvm/x86/
H A Dtimekeeping.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Timekeeping Virtualization for X86-Based Architectures
32 information relevant to KVM and hardware-based virtualization.
41 2.1. i8254 - PIT
42 ----------------
46 channels which can be programmed to deliver periodic or one-shot interrupts.
53 The PIT uses I/O ports 0x40 - 0x43. Access to the 16-bit counters is done
59 -------------- ----------------
61 | 1.1932 MHz|---------->| CLOCK OUT | ---------> IRQ 0
63 -------------- | +->| GATE TIMER 0 |
[all …]
/linux/drivers/gpu/drm/xe/
H A Dxe_pm.c1 // SPDX-License-Identifier: MIT
8 #include <linux/fault-inject.h>
33 * System Level Suspend (S-States) - In general this is OS initiated suspend
38 * PCI Device Suspend (D-States) - This is the opportunistic PCIe device low power
55 * Runtime PM - This infrastructure provided by the Linux kernel allows the
58 * (PC-states), and/or other low level power states. Xe PM component provides
67 * sysfs, debugfs, dma-buf sharing, GPU execution.
84 * xe_rpm_reclaim_safe() - Whether runtime resume can be done from reclaim context
92 return !xe->d3cold.capable && !xe->info.has_sriov; in xe_rpm_reclaim_safe()
110 * xe_pm_suspend - Helper for System suspend, i.e. S0->S3 / S0->S2idle
[all …]
/linux/tools/perf/pmu-events/arch/x86/cascadelakex/
H A Dclx-metrics.json4 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
11 "MetricExpr": "cstate_core@c3\\-residency@ / TSC",
18 "MetricExpr": "cstate_pkg@c3\\-residency@ / TSC",
25 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
32 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
39 "MetricExpr": "cstate_core@c7\\-residency@ / TSC",
46 "MetricExpr": "cstate_pkg@c7\\-residency@ / TSC",
97 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
103 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
261 …"BriefDescription": "Uops delivered from legacy decode pipeline (Micro-instruction Translation Eng…
[all …]
/linux/tools/perf/pmu-events/arch/x86/skylakex/
H A Dskx-metrics.json4 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
11 "MetricExpr": "cstate_core@c3\\-residency@ / TSC",
18 "MetricExpr": "cstate_pkg@c3\\-residency@ / TSC",
25 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
32 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
39 "MetricExpr": "cstate_core@c7\\-residency@ / TSC",
46 "MetricExpr": "cstate_pkg@c7\\-residency@ / TSC",
97 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
103 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
261 …"BriefDescription": "Uops delivered from legacy decode pipeline (Micro-instruction Translation Eng…
[all …]
/linux/tools/perf/pmu-events/arch/x86/broadwellx/
H A Dbdx-metrics.json4 "MetricExpr": "cstate_pkg@c2\\-residency@ / TSC",
11 "MetricExpr": "cstate_core@c3\\-residency@ / TSC",
18 "MetricExpr": "cstate_pkg@c3\\-residency@ / TSC",
25 "MetricExpr": "cstate_core@c6\\-residency@ / TSC",
32 "MetricExpr": "cstate_pkg@c6\\-residency@ / TSC",
39 "MetricExpr": "cstate_core@c7\\-residency@ / TSC",
46 "MetricExpr": "cstate_pkg@c7\\-residency@ / TSC",
90 …"BriefDescription": "Bandwidth of IO reads that are initiated by end device controllers that are r…
96 …"BriefDescription": "Bandwidth of IO writes that are initiated by end device controllers that are …
230 …"BriefDescription": "Uops delivered from legacy decode pipeline (Micro-instruction Translation Eng…
[all …]

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