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/linux/tools/power/pm-graph/
H A Dsleepgraph.py2 # SPDX-License-Identifier: GPL-2.0-only
21 # https://www.intel.com/content/www/us/en/developer/topic-technology/open/pm-graph/overview.html
22 # Source repo
23 # git@github.com:intel/pm-graph
27 # their linux stack's suspend/resume time. Using a kernel image built
32 # time in suspend/resume. The output is a single html file which can be
51 # ----------------- LIBRARIES --------------------
54 import time
71 mystarttime = time.time()
74 print('[%09.3f] %s' % (time.time()-mystarttime, msg))
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/linux/Documentation/networking/
H A Dcan.rst2 SocketCAN - Controller Area Network
20 .. _socketcan-motivation:
29 functionality. Usually, there is only a hardware-specific device
32 Queueing of frames and higher-level transport protocols like ISO-TP
34 character-device implementations support only one single process to
35 open the device at a time, similar to a serial interface. Exchanging
47 protocol family module and also vice-versa. Also, the protocol family
52 protocol module. Multiple sockets can be opened at the same time,
57 communicate using a specific transport protocol, e.g. ISO-TP, just
60 CAN-IDs, frames, etc.
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/linux/drivers/gpu/drm/radeon/
H A Datombios.h2 * Copyright 2006-2007 Advanced Micro Devices, Inc.
214 UCHAR uaFirmWareSignature[4]; /*Signature to distinguish between Atombios and non-atombios,
397 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
403 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
410 …ULONG ulClock; //When returen, it's the re-calculated clock based on given Fb_div Post_Di…
431 …ble to both memory and engine clock change,when set, it means this is 1st time to change clock aft…
438 …ble to both memory and engine clock change,when set, it means this is 1st time to change clock aft…
504 …UCHAR ucInputFlag; //Input Flags. ucInputFlag[0] - Strobe(1)/Performance(0)…
536 #define ATOM_PLL_INPUT_FLAG_PLL_STROBE_MODE_EN 1 // 1-StrobeMode, 0-PerformanceMode
544 …bDiv; //Output:UPPER_WORD=FB_DIV_INTEGER, LOWER_WORD=FB_DIV_FRAC shl (16-FB_FRACTION_BITS)
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/linux/drivers/gpu/drm/amd/include/
H A Datombios.h2 * Copyright 2006-2007 Advanced Micro Devices, Inc.
107 #define ATOM_SCALER_DISABLE 0 //For Fudo, it's bypass and auto-cengter & no replication
108 #define ATOM_SCALER_CENTER 1 //For Fudo, it's bypass and auto-center & auto replication
110 #define ATOM_SCALER_MULTI_EX 3 //For Fudo only, it's multi-tap mode only used to drive TV or CV,…
222 UCHAR uaFirmWareSignature[4]; //Signature to distinguish between Atombios and non-atombios,
245 UCHAR uaFirmWareSignature[4]; //Signature to distinguish between Atombios and non-atombios,
427 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
433 …ONG ulPointerReturnFlag:1; // BYTE_3[7]=1 - Return the pointer to the right Data Block; BYTE_…
440 …ULONG ulClock; //When returen, it's the re-calculated clock based on given Fb_div Post_Di…
461 …ble to both memory and engine clock change,when set, it means this is 1st time to change clock aft…
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/linux/drivers/net/wireless/ralink/rt2x00/
H A Drt61pci.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
34 * Default offset is required for RSSI <-> dBm conversion.
85 * MCU_INT_SOURCE_CSR: MCU interrupt source/mask register.
100 * MCU_INT_MASK_CSR: MCU interrupt source/mask register.
121 * 16 entries 32-byte for shared key table
122 * 64 entries 32-byte for pairwise key table
123 * 64 entries 8-byte for pairwise ta key table
152 * Other on-chip shared memory space.
164 * On-chip BEACON frame space.
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H A Drt2800.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 Copyright (C) 2004 - 2010 Ivo van Doorn <IvDoorn@gmail.com>
283 * AUX_CTRL: Aux/PCI-E related configuration
296 * INT_SOURCE_CSR: Interrupt source register.
321 * INT_MASK_CSR: Interrupt MASK register. 1: the interrupt is mask OFF.
573 * HOST-MCU shared memory
751 * Used to mask off bits from byte 5 of the MAC address
773 * 0: 1-BSSID mode (BSS index = 0)
774 * 1: 2-BSSID mode (BSS index: Byte5, bit 0)
775 * 2: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
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/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt39 Documentation/arch/m68k/kernel-options.rst.
49 PARISC The PA-RISC architecture is enabled.
56 PS2 Appropriate PS/2 support is enabled.
64 the Documentation/scsi/ sub-directory.
83 X86-32 X86-32, aka i386 architecture is enabled.
84 X86-64 X86-64 architecture is enabled.
85 X86 Either 32-bit or 64-bit x86 (same as X86-32+X86-64)
94 KNL Is a kernel start-up parameter.
112 Format: { force | on | off | strict | noirq | rsdt |
114 force -- enable ACPI if default was off
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/linux/Documentation/trace/
H A Dftrace.rst2 ftrace - Function Tracer
13 - Written for: 2.6.28-rc2
14 - Updated for: 3.10
15 - Updated for: 4.13 - Copyright 2017 VMware Inc. Steven Rostedt
16 - Converted to rst format - Changbin Du <changbin.du@intel.com>
19 ------------
24 performance issues that take place outside of user-space.
29 disabled and enabled, as well as for preemption and from a time
41 ----------------------
43 See Documentation/trace/ftrace-design.rst for details for arch porters and such.
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/linux/Documentation/admin-guide/media/
H A Dvivid.rst1 .. 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
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/linux/arch/arm64/boot/dts/mediatek/
H A Dmt8395-genio-common.dtsi1 // SPDX-License-Identifier: (GPL-2.0 OR MIT)
7 /dts-v1/;
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/interrupt-controller/irq.h>
14 #include <dt-bindings/pinctrl/mt8195-pinfunc.h>
15 #include <dt-bindings/regulator/mediatek,mt6360-regulator.h>
16 #include <dt-bindings/spmi/spmi.h>
17 #include <dt-bindings/usb/pd.h>
26 stdout-path = "serial0:921600n8";
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/linux/drivers/usb/typec/tcpm/
H A Dtcpm.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright 2015-2017 Google, Inc
213 VDM_STATE_ERR_BUSY = -3,
214 VDM_STATE_ERR_SEND = -2,
215 VDM_STATE_ERR_TMOUT = -1,
243 * Initial current capability of the new source when vSafe5V is applied during PD3.0 Fast Role Swap.
244 * Based on "Table 6-14 Fixed Supply PDO - Sink" of "USB Power Delivery Specification Revision 3.0,
329 * @sink_wait_cap_time: Deadline (in ms) for tTypeCSinkWaitCap timer
330 * @ps_src_wait_off_time: Deadline (in ms) for tPSSourceOff timer
331 * @cc_debounce_time: Deadline (in ms) for tCCDebounce timer
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/linux/drivers/block/drbd/
H A Ddrbd_receiver.c1 // SPDX-License-Identifier: GPL-2.0-only
7 Copyright (C) 2001-2008, LINBIT Information Technologies GmbH.
8 Copyright (C) 1999-2008, Philipp Reisner <philipp.reisner@linbit.com>.
9 Copyright (C) 2002-2008, Lars Ellenberg <lars.ellenberg@linbit.com>.
73 /* GFP_TRY, because we must not cause arbitrary write-out: in a DRBD in __drbd_alloc_pages()
74 * "criss-cross" setup, that might cause write-ou in __drbd_alloc_pages()
4126 convert_state(union drbd_state ps) convert_state() argument
4128 union drbd_state ms; convert_state() local
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/linux/arch/x86/kernel/
H A Dapm_32.c1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* -*- linux-c -*-
4 * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au)
16 * (Thanks to Ulrich Windl <Ulrich.Windl@rz.uni-regensburg.de>)
43 * 1.1: support user-space standby and suspend, power off after system
45 * 1.2: When resetting RTC after resume, take care so that the time
46 * is only incorrect by 30-60mS (vs. 1S previously) (Gabor J. Toth
48 * screen-blanking and gpm (Stephen Rothwell); Linux 1.99.4
61 * Only try to turn off the first display device.
62 * Fix OOPS at power off with no APM BIOS by Jan Echternach
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/linux/drivers/net/ethernet/freescale/
H A Dfec_main.c1 // SPDX-License-Identifier: GPL-2.0+
17 * Copyright (c) 2001-2005 Greg Ungerer (gerg@snapgear.com)
20 * Copyright (c) 2004-2006 Macq Electronique SA.
22 * Copyright (C) 2010-2011 Freescale Semiconductor, Inc.
93 #define FEC_MDIO_PM_TIMEOUT 100 /* ms */
195 { .compatible = "fsl,imx25-fec", .data = &fec_imx25_info, },
196 { .compatible = "fsl,imx27-fec", .data = &fec_imx27_info, },
197 { .compatible = "fsl,imx28-fec", .data = &fec_imx28_info, },
198 { .compatible = "fsl,imx6q-fec", .data = &fec_imx6q_info, },
199 { .compatible = "fsl,mvf600-fec", .data = &fec_mvf600_info, },
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/linux/drivers/net/wireless/intel/iwlegacy/
H A Dcommon.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
8 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
19 #include <linux/dma-mapping.h>
39 return -ETIMEDOUT; in _il_poll_bit()
48 spin_lock_irqsave(&p->reg_lock, reg_flags); in il_set_bit()
50 spin_unlock_irqrestore(&p->reg_lock, reg_flags); in il_set_bit()
59 spin_lock_irqsave(&p->reg_lock, reg_flags); in il_clear_bit()
61 spin_unlock_irqrestore(&p->reg_lock, reg_flags); in il_clear_bit()
79 * to/from host DRAM when sleeping/waking for power-saving. in _il_grab_nic_access()
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/linux/Documentation/filesystems/
H A Dproc.rst1 .. SPDX-License-Identifier: GPL-2.0
24 1.1 Process-Specific Subdirectories
36 3 Per-Process Parameters
37 3.1 /proc/<pid>/oom_adj & /proc/<pid>/oom_score_adj - Adjust the oom-killer
39 3.2 /proc/<pid>/oom_score - Display current oom-killer score
40 3.3 /proc/<pid>/io - Display the IO accounting fields
41 3.4 /proc/<pid>/coredump_filter - Core dump filtering settings
42 3.5 /proc/<pid>/mountinfo - Information about mounts
44 3.7 /proc/<pid>/task/<tid>/children - Information about task children
45 3.8 /proc/<pid>/fdinfo/<fd> - Information about opened file
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/linux/drivers/net/wireless/virtual/
H A Dmac80211_hwsim.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * mac80211_hwsim - software simulator of 802.11 radio(s) for mac80211
6 * Copyright (c) 2016 - 2017 Intel Deutschland GmbH
7 * Copyright (C) 2018 - 2025 Intel Corporation
12 * - Add TSF sync and fix IBSS beacon transmission by adding
13 * competition for "air time" at TBTT
14 * - RX filtering based on filter configuration (data->rx_filter)
66 MODULE_PARM_DESC(support_p2p_device, "Support P2P-Device interface type");
77 * enum hwsim_regtest - the type of regulatory tests we offer
92 * this by using a custom beacon-capable regulatory domain for the first
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/linux/net/mac80211/
H A Dmlme.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright 2003-2008, Jouni Malinen <j@w1.fi>
7 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
9 * Copyright 2013-2014 Intel Mobile Communications GmbH
10 * Copyright (C) 2015 - 2017 Intel Deutschland GmbH
11 * Copyright (C) 2018 - 2025 Intel Corporation
29 #include "driver-ops.h"
77 * Time the connection can be idle before we probe
82 * Time we wait for a probe response after sending
89 "Maximum time(ms) to wait for probe response"
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/linux/drivers/nvme/host/
H A Dcore.c1 // SPDX-License-Identifier: GPL-2.0
4 * Copyright (c) 2011-2014, Intel Corporation.
9 #include <linux/blk-mq.h>
10 #include <linux/blk-integrity.h>
17 #include <linux/backing-dev.h>
29 #include <linux/nvme-auth.h>
76 MODULE_PARM_DESC(force_apst, "allow APST for newly enumerated devices even if quirked off");
81 "primary APST timeout in ms");
3075 int off; nvme_init_subnqn() local
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/linux/drivers/net/wireless/realtek/rtlwifi/rtl8192se/
H A Dhw.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2009-2012 Realtek Corporation.*/
9 #include "../ps.h"
27 *((u32 *) (val)) = rtlpci->receive_config; in rtl92se_get_hw_reg()
31 *((enum rf_pwrstate *)(val)) = ppsc->rfpwr_state; in rtl92se_get_hw_reg()
35 *((bool *) (val)) = ppsc->fw_current_inpsmode; in rtl92se_get_hw_reg()
51 *((bool *)(val)) = rtlpriv->dm.current_mrc_switch; in rtl92se_get_hw_reg()
81 if (rtlhal->version == VERSION_8192S_ACUT) in rtl92se_set_hw_reg()
120 rtlpriv->cfg->ops->set_hw_reg(hw, in rtl92se_set_hw_reg()
129 reg_tmp = (mac->cur_40_prime_sc) << 5; in rtl92se_set_hw_reg()
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/linux/drivers/net/dsa/realtek/
H A Drtl8365mb.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Realtek SMI subdriver for the Realtek RTL8365MB-VC ethernet switch.
4 * Copyright (C) 2021 Alvin Šipraga <alsi@bang-olufsen.dk>
5 * Copyright (C) 2021 Michael Rasmussen <mir@bang-olufsen.dk>
7 * The RTL8365MB-VC is a 4+1 port 10/100/1000M switch controller. It includes 4
9 * can be connected to the CPU - or another PHY - via either MII, RMII, or
15 * .-
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/linux/drivers/hid/
H A Dhid-playstation.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (c) 2020-2022 Sony Interactive Entertainment
17 #include <linux/led-class-multicolor.h>
22 #include "hid-ids.h"
73 int (*blink_set)(struct led_classdev *led, unsigned long *on, unsigned long *off);
258 static_assert(sizeof(struct dualsense_input_report) == DS_INPUT_REPORT_USB_SIZE - 1);
270 u8 headphone_volume; /* 0x0 - 0x7f */
271 u8 speaker_volume; /* 0x0 - 0xff */
272 u8 mic_volume; /* 0x0 - 0x40 */
368 * 0x00 - 1ms
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/linux/drivers/firmware/
H A Dti_sci.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (C) 2015-2025 Texas Instruments Incorporated - https://www.ti.com/
27 #include <linux/soc/ti/ti-msgmgr.h>
41 * struct ti_sci_xfer - Structure representing a message flow
45 * Since we work with request-ACK protocol, we can
58 * struct ti_sci_xfers_info - Structure to manage transfer information
76 * struct ti_sci_desc - Description of SoC integration
91 * struct ti_sci_info - Structure representing a TI SCI instance
133 * ti_sci_debug_show() - Helper to dump the debug log
141 struct ti_sci_info *info = s->private; in ti_sci_debug_show()
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/linux/include/net/
H A Dcfg80211.h1 /* SPDX-License-Identifier: GPL-2.0-only */
7 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
8 * Copyright 2013-2014 Intel Mobile Communications GmbH
9 * Copyright 2015-2017 Intel Deutschland GmbH
10 * Copyright (C) 2018-2025 Intel Corporation
72 * enum ieee80211_channel_flags - channel flags
167 * struct ieee80211_channel - channel definition
174 * @hw_value: hardware-specific value for the channel
176 * @orig_flags: channel flags at registration time, used by regulatory
190 * @dfs_cac_ms: DFS CAC time in milliseconds, this is valid for DFS channels.
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/linux/drivers/net/ethernet/xircom/
H A Dxirc2ps_cs.c3 * Xircom Realport 10/100 (RE-100) driver
6 * including the CE2, CE IIps, RE-10, CEM28, CEM33, CE33, CEM56,
7 * CE3-100, CE3B, RE-100, REM10BT, and REM56G-100.
9 * 2000-09-24 <psheer@icon.co.za> The Xircom CE3B-100 may not
37 * the restrictions contained in a BSD-style copyright.)
39 * Redistribution and use in source and binary forms, with or without
42 * 1. Redistributions of source code must retain the above copyright
100 /* Time in jiffies before concluding Tx hung */
160 DisableAutoTx = 0x40, /* disable auto-transmit */
164 /* values for the leds: Bits 2-0 for led 1
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