| /openbmc/linux/include/linux/ |
| H A D | clocksource.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
35 * struct clocksource - hardware abstraction for a free running counter
36 * Provides mostly state-free accessors to the underlying hardware.
39 * @read: Returns a cycle value, passes clocksource as argument
45 * @maxadj: Maximum adjustment value to mult (~11%)
48 * @archdata: Optional arch-specific data
49 * @max_cycles: Maximum safe cycle value which won't overflow on
53 * @rating: Rating value for selection (higher is better)
57 * 1-99: Unfit for real use
59 * 100-199: Base level usability.
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| H A D | power_supply.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
226 /* Run-time specific power supply configuration */
359 * struct power_supply_maintenance_charge_table - setting for maintenace charging
392 * +-------------------------------------------------------------------> t
394 * Practically this means that the Li-ions are wandering back and forth in the
405 * +-------------------------------------------------------------------> t
416 * As an example, a Samsung EB425161LA Lithium-Ion battery is CC/CV charged
431 * the expected stand-by current. Also overvoltage protection will be applied
443 * struct power_supply_battery_info - information about batteries
460 * the precharge rate is limited by limiting the current to this value.
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| /openbmc/linux/Documentation/timers/ |
| H A D | timekeeping.rst | 10 If you grep through the kernel source you will find a number of architecture-
12 architecture-specific overrides of the sched_clock() function and some
17 on this timeline, providing facilities such as high-resolution timers.
23 -------------
31 n bits which count from 0 to (2^n)-1 and then wraps around to 0 and start over.
36 shall be as stable and correct as possible as compared to a real-world wall
46 When the wall-clock accuracy of the clock source isn't satisfactory, there
48 the user-visible time to RTC clocks in the system or against networked time
55 into a nanosecond value as an unsigned long long (unsigned 64 bit) number.
58 possible to a nanosecond value using only the arithmetic operations
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| /openbmc/linux/Documentation/devicetree/bindings/iio/temperature/ |
| H A D | adi,ltc2983.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: Analog Devices LTC2983, LTC2986, LTM2985 Multi-sensor Temperature system
10 - Nuno Sá <nuno.sa@analog.com>
13 Analog Devices LTC2983, LTC2984, LTC2986, LTM2985 Multi-Sensor Digital
16 https://www.analog.com/media/en/technical-documentation/data-sheets/2983fc.pdf
17 https://www.analog.com/media/en/technical-documentation/data-sheets/2984fb.pdf
18 https://www.analog.com/media/en/technical-documentation/data-sheets/29861fa.pdf
19 https://www.analog.com/media/en/technical-documentation/data-sheets/ltm2985.pdf
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| /openbmc/linux/net/ipv4/ |
| H A D | tcp_nv.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 * TCP-NV is a successor of TCP-Vegas that has been developed to
7 * Like TCP-Vegas, TCP-NV supports true congestion avoidance,
9 * When congestion (queue buildup) starts to occur, TCP-NV
22 * seen issues with rx-frames values greater than 8.
41 * nv_rtt_factor RTT averaging factor
46 * slow-start due to congestion
47 * nv_stop_rtt_cnt Only grow cwnd for this many RTTs after non-congestion
52 * congested. One value (nv_cwnd_growth_rate_neg) for when
78 MODULE_PARM_DESC(nv_min_cwnd, "NV will not decrease cwnd below this value"
[all …]
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| /openbmc/linux/drivers/iio/adc/ |
| H A D | ab8500-gpadc.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) ST-Ericsson SA 2010
54 /* 0 = use VTVOUT, 1 = use VRTC as pull-up supply for battery temp NTC */
63 * the bit layout is the same for SW and HW conversion set-up
163 #define AB8500_ADC_CH_IBAT_MIN (-6000) /* mA range measured by ADC for ibat */
165 #define AB8500_ADC_CH_IBAT_MIN_V (-60) /* mV range measured by ADC for ibat */
167 #define AB8500_GPADC_IBAT_VDROP_L (-56) /* mV */
192 * struct ab8500_adc_cal_data - Table for storing gain and offset for the
207 * struct ab8500_gpadc_chan_info - per-channel GPADC info
230 * struct ab8500_gpadc - AB8500 GPADC device information
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| /openbmc/bmcweb/redfish-core/schema/dmtf/json-schema/ |
| H A D | Drive.v1_20_1.json | 4 "$schema": "http://redfish.dmtf.org/schemas/v1/redfish-schema-v1.json",
5 …"copyright": "Copyright 2014-2024 DMTF. For the full DMTF copyright policy, see http://www.dmtf.or…
12 "^([a-zA-Z_][a-zA-Z0-9_]*)?@(odata|Redfish|Message)\\.[a-zA-Z_][a-zA-Z0-9_]*$": {
37 "description": "The available OEM-specific actions for this resource.",
38 …"longDescription": "This property shall contain the available OEM-specific actions for this resour…
65 "Disabled": "In-band configuration requests are not locked.",
66 …"Enabled": "In-band configuration requests are locked as specified by `TargetConfigurationLockLeve…
67 …"Partial": "Some in-band configuration requests are not locked while others are locked. This valu…
70 … "Disabled": "This value shall indicate in-band configuration requests are not locked.",
71 …"Enabled": "This value shall indicate in-band configuration requests are locked as specified by `T…
[all …]
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| /openbmc/bmcweb/redfish-core/schema/dmtf/json-schema-installed/ |
| H A D | Drive.v1_20_1.json | 4 "$schema": "http://redfish.dmtf.org/schemas/v1/redfish-schema-v1.json",
5 …"copyright": "Copyright 2014-2024 DMTF. For the full DMTF copyright policy, see http://www.dmtf.or…
12 "^([a-zA-Z_][a-zA-Z0-9_]*)?@(odata|Redfish|Message)\\.[a-zA-Z_][a-zA-Z0-9_]*$": {
37 "description": "The available OEM-specific actions for this resource.",
38 …"longDescription": "This property shall contain the available OEM-specific actions for this resour…
65 "Disabled": "In-band configuration requests are not locked.",
66 …"Enabled": "In-band configuration requests are locked as specified by `TargetConfigurationLockLeve…
67 …"Partial": "Some in-band configuration requests are not locked while others are locked. This valu…
70 … "Disabled": "This value shall indicate in-band configuration requests are not locked.",
71 …"Enabled": "This value shall indicate in-band configuration requests are locked as specified by `T…
[all …]
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| /openbmc/openbmc/poky/documentation/dev-manual/ |
| H A D | building.rst | 1 .. SPDX-License-Identifier: CC-BY-SA-2.0-UK
22 - For information on how to build an image using
24 :doc:`/toaster-manual/index`.
26 - For information on how to use ``devtool`` to build images, see the
27 ":ref:`sdk-manual/extensible:using \`\`devtool\`\` in your sdk workflow`"
31 - For a quick example on how to build an image using the
33 :doc:`/brief-yoctoprojectqs/index` document.
35 - You can also use the `Yocto Project BitBake
36 <https://marketplace.visualstudio.com/items?itemName=yocto-project.yocto-bitbake>`__
42 ":ref:`overview-manual/concepts:images`" section in the Yocto Project Overview
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| /openbmc/linux/drivers/media/radio/si470x/ |
| H A D | radio-si470x-common.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * drivers/media/radio/si470x/radio-si470x-common.c
14 * 2008-01-12 Tobias Lorenz <tobias.lorenz@gmx.net>
16 * - First working version
17 * 2008-01-13 Tobias Lorenz <tobias.lorenz@gmx.net>
19 * - Improved error handling, every function now returns errno
20 * - Improved multi user access (start/mute/stop)
21 * - Channel doesn't get lost anymore after start/mute/stop
22 * - RDS support added (polling mode via interrupt EP 1)
23 * - marked default module parameters with *value*
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| /openbmc/linux/drivers/gpu/drm/ |
| H A D | drm_modes.c | 2 * Copyright © 1997-2003 by The XFree86 Project, Inc.
4 * Copyright © 2007-2008 Intel Corporation
6 * Copyright 2005-2006 Luc Verhaegen
53 * drm_mode_debug_printmodeline - print a mode to dmesg
65 * drm_mode_create - create a new display mode
87 * drm_mode_destroy - remove a mode
103 * drm_mode_probed_add - add a mode to a connector's probed_mode list
114 WARN_ON(!mutex_is_locked(&connector->dev->mode_config.mutex)); in drm_mode_probed_add()
116 list_add_tail(&mode->head, &connector->probed_modes); in drm_mode_probed_add()
127 * - https://web.archive.org/web/20220406232708/http://www.kolumbus.fi/pami1/video/pal_ntsc.html
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| /openbmc/linux/Documentation/core-api/ |
| H A D | workqueue.rst | 33 thread system-wide. A single MT wq needed to keep around the same
60 * Use per-CPU unified worker pools shared by all wq to provide
83 called worker-pools.
85 The cmwq design differentiates between the user-facing workqueues that
87 which manages worker-pools and processes the queued work items.
89 There are two worker-pools, one for normal work items and the other
91 worker-pools to serve work items queued on unbound workqueues - the
102 When a work item is queued to a workqueue, the target worker-pool is
104 and appended on the shared worklist of the worker-pool. For example,
106 be queued on the worklist of either normal or highpri worker-pool that
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| /openbmc/bmcweb/redfish-core/schema/dmtf/csdl/ |
| H A D | Drive_v1.xml | 1 <?xml version="1.0" encoding="UTF-8"?>
2 <!---->
3 <!--################################################################################ …
4 <!--# Redfish Schema: Drive v1.20.1 …
5 <!--# …
6 <!--# For a detailed change log, see the README file contained in the DSP8010 bundle, …
7 <!--# available at http://www.dmtf.org/standards/redfish …
8 <!--# Copyright 2014-2024 DMTF in cooperation with Storage Networking Industry Association (SNIA). …
9 <!--# For the full DMTF copyright policy, see http://www.dmtf.org/about/policies/copyright …
10 <!--################################################################################ …
[all …]
|
| /openbmc/bmcweb/redfish-core/schema/dmtf/installed/ |
| H A D | Drive_v1.xml | 1 <?xml version="1.0" encoding="UTF-8"?>
2 <!---->
3 <!--################################################################################ …
4 <!--# Redfish Schema: Drive v1.20.1 …
5 <!--# …
6 <!--# For a detailed change log, see the README file contained in the DSP8010 bundle, …
7 <!--# available at http://www.dmtf.org/standards/redfish …
8 <!--# Copyright 2014-2024 DMTF in cooperation with Storage Networking Industry Association (SNIA). …
9 <!--# For the full DMTF copyright policy, see http://www.dmtf.org/about/policies/copyright …
10 <!--################################################################################ …
[all …]
|
| /openbmc/linux/kernel/rcu/ |
| H A D | srcutree.c | 1 // SPDX-License-Identifier: GPL-2.0+
3 * Sleepable Read-Copy Update mechanism for mutual exclusion.
11 * For detailed explanation of Read-Copy Update mechanism see -
33 /* Holdoff in nanoseconds for auto-expediting. */
38 /* Overflow-check frequency. N bits roughly says every 2**N grace periods. */
63 /* Number of CPUs to trigger init_srcu_struct()-time transition to big. */
71 /* Early-boot callback-management, so early that no lock is required! */
117 * Initialize SRCU per-CPU data. Note that statically allocated
120 * is set, don't initialize ->srcu_lock_count[] and ->srcu_unlock_count[].
128 * Initialize the per-CPU srcu_data array, which feeds into the in init_srcu_struct_data()
[all …]
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| /openbmc/linux/Documentation/admin-guide/media/ |
| H A D | vivid.rst | 1 .. SPDX-License-Identifier: GPL-2.0
13 Each input can be a webcam, TV capture device, S-Video capture device or an HDMI
14 capture device. Each output can be an S-Video output device or an HDMI output
23 - Support for read()/write(), MMAP, USERPTR and DMABUF streaming I/O.
24 - A large list of test patterns and variations thereof
25 - Working brightness, contrast, saturation and hue controls
26 - Support for the alpha color component
27 - Full colorspace support, including limited/full RGB range
28 - All possible control types are present
29 - Support for various pixel aspect ratios and video aspect ratios
[all …]
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| /openbmc/linux/drivers/iio/temperature/ |
| H A D | ltc2983.c | 1 // SPDX-License-Identifier: GPL-2.0
3 * Analog Devices LTC2983 Multi-Sensor Digital Temperature Measurement System
57 (((chan - 1) * 4) + LTC2983_CHAN_ASSIGN_START_REG)
59 (((chan - 1) * 4) + LTC2983_TEMP_RES_START_REG)
308 * instance a resolution of 2^-10 means we have 10 fractional bits.
322 s64 __res = -(s32)val; in __convert_to_raw_sign()
326 return (u32)-__res; in __convert_to_raw_sign()
333 const struct device *dev = &st->spi->dev; in __ltc2983_fault_handler()
337 return -EIO; in __ltc2983_fault_handler()
350 u32 reg = LTC2983_CHAN_START_ADDR(sensor->chan); in __ltc2983_chan_assign_common()
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| /openbmc/linux/drivers/clk/renesas/ |
| H A D | r9a06g032-clocks.c | 1 // SPDX-License-Identifier: GPL-2.0
11 #include <linux/clk-provider.h>
24 #include <linux/soc/renesas/r9a06g032-sysctrl.h>
26 #include <dt-bindings/clock/r9a06g032-sysctrl.h>
33 * struct regbit - describe one bit in a register
35 * expressed in units of 32-bit words (not bytes),
43 * Since registers are aligned on 32-bit boundaries, the
44 * offset will be specified in 32-bit words rather than bytes.
48 * offset from bytes to 32-bit words.
61 * struct r9a06g032_gate - clock-related control bits
[all …]
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| /openbmc/qemu/libdecnumber/ |
| H A D | decNumber.c | 29 02110-1301, USA. */
31 /* ------------------------------------------------------------------ */
33 /* ------------------------------------------------------------------ */
44 /* If DECDPUN>4 or DECUSE64=1, the C99 64-bit int64_t and */
54 /* range -999,999,999 through 0). Mathematical functions (for */
56 /* tightly: digits, emax, and -emin in the context must be <= */
71 /* SIGFPE signal is then raised if the corresponding trap-enabler */
78 /* be a valid number (which may be a special value, such as an */
82 /* representation as it comprises fields which may be machine- */
89 /* Results are undefined if a badly-formed structure (or a NULL */
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| /openbmc/linux/kernel/sched/ |
| H A D | fair.c | 1 // SPDX-License-Identifier: GPL-2.0
43 #include <linux/memory-tiers.h>
61 * The initial- and re-scaling of tunables is configurable
65 * SCHED_TUNABLESCALING_NONE - unscaled, always *1
66 * SCHED_TUNABLESCALING_LOG - scaled logarithmical, *1+ilog(ncpus)
67 * SCHED_TUNABLESCALING_LINEAR - scaled linear, *ncpus
74 * Minimal preemption granularity for CPU-bound tasks:
108 return -cpu; in arch_asym_cpu_priority()
129 * Amount of runtime to allocate from global (tg) to local (per-cfs_rq) pool
188 lw->weight += inc; in update_load_add()
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| /openbmc/linux/drivers/gpu/drm/amd/display/dc/dml/calcs/ |
| H A D | dce_calcs.c | 38 * This file is gcc-parseable HW gospel, coming straight from HW engineers.
42 * remain as-is as it provides us with a guarantee from HW that it is correct.
141 yclk[low] = vbios->low_yclk; in calculate_bandwidth()
142 yclk[mid] = vbios->mid_yclk; in calculate_bandwidth()
143 yclk[high] = vbios->high_yclk; in calculate_bandwidth()
144 sclk[s_low] = vbios->low_sclk; in calculate_bandwidth()
145 sclk[s_mid1] = vbios->mid1_sclk; in calculate_bandwidth()
146 sclk[s_mid2] = vbios->mid2_sclk; in calculate_bandwidth()
147 sclk[s_mid3] = vbios->mid3_sclk; in calculate_bandwidth()
148 sclk[s_mid4] = vbios->mid4_sclk; in calculate_bandwidth()
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| /openbmc/linux/sound/soc/codecs/ |
| H A D | wm8996.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * wm8996.c - WM8996 audio codec interface
5 * Copyright 2011-2 Wolfson Microelectronics PLC.
108 regcache_mark_dirty(wm8996->regmap); \
299 static const DECLARE_TLV_DB_SCALE(sidetone_tlv, -3600, 150, 0);
300 static const DECLARE_TLV_DB_SCALE(digital_tlv, -7200, 75, 1);
301 static const DECLARE_TLV_DB_SCALE(out_digital_tlv, -1200, 150, 0);
302 static const DECLARE_TLV_DB_SCALE(out_tlv, -900, 75, 0);
303 static const DECLARE_TLV_DB_SCALE(spk_tlv, -900, 150, 0);
304 static const DECLARE_TLV_DB_SCALE(eq_tlv, -1200, 100, 0);
[all …]
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| /openbmc/linux/mm/ |
| H A D | vmscan.c | 1 // SPDX-License-Identifier: GPL-2.0
31 #include <linux/backing-dev.h>
46 #include <linux/memory-tiers.h>
175 if ((_folio)->lru.prev != _base) { \
178 prev = lru_to_folio(&(_folio->lru)); \
179 prefetchw(&prev->_field); \
211 return rcu_dereference_protected(memcg->nodeinfo[nid]->shrinker_inf in shrinker_info_protected()
[all...] |
| /openbmc/linux/Documentation/RCU/Design/Requirements/ |
| H A D | Requirements.rst | 16 ------------
18 Read-copy update (RCU) is a synchronization mechanism that is often used
19 as a replacement for reader-writer locking. RCU is unusual in that
20 updaters do not block readers, which means that RCU's read-side
28 thought of as an informal, high-level specification for RCU. It is
40 #. `Fundamental Non-Requirements`_
42 #. `Quality-of-Implementation Requirements`_
44 #. `Software-Engineering Requirements`_
53 ------------------------
58 #. `Grace-Period Guarantee`_
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| /openbmc/linux/include/linux/platform_data/ |
| H A D | cros_ec_commands.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
7 * NOTE: This file is auto-generated from ChromeOS EC Open Source code from
52 * The actual block is 0x800-0x8ff, but some BIOSes think it's 0x880-0x8ff
77 #define EC_MEMMAP_TEMP_SENSOR 0x00 /* Temp sensors 0x00 - 0x0f */
78 #define EC_MEMMAP_FAN 0x10 /* Fan speeds 0x10 - 0x17 */
79 #define EC_MEMMAP_TEMP_SENSOR_B 0x18 /* More temp sensors 0x18 - 0x1f */
81 #define EC_MEMMAP_ID_VERSION 0x22 /* Version of data in 0x20 - 0x2f */
82 #define EC_MEMMAP_THERMAL_VERSION 0x23 /* Version of data in 0x00 - 0x1f */
83 #define EC_MEMMAP_BATTERY_VERSION 0x24 /* Version of data in 0x40 - 0x7f */
84 #define EC_MEMMAP_SWITCHES_VERSION 0x25 /* Version of data in 0x30 - 0x33 */
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