| /linux/Documentation/virt/kvm/x86/ |
| H A D | mmu.rst | 1 .. SPDX-License-Identifier: GPL-2.0
13 - correctness:
15 on an emulated mmu except for timing (we attempt to comply
18 - security:
21 - performance:
23 - scaling:
25 - hardware:
27 - integration:
31 - dirty tracking:
33 and framebuffer-based displays
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| /linux/Documentation/networking/dsa/ |
| H A D | sja1105.rst | 8 The NXP SJA1105 is a family of 10 SPI-managed automotive switches:
10 - SJA1105E: First generation, no TTEthernet
11 - SJA1105T: First generation, TTEthernet
12 - SJA1105P: Second generation, no TTEthernet, no SGMII
13 - SJA1105Q: Second generation, TTEthernet, no SGMII
14 - SJA1105R: Second generation, no TTEthernet, SGMII
15 - SJA1105S: Second generation, TTEthernet, SGMII
16 - SJA1110A: Third generation, TTEthernet, SGMII, integrated 100base-T1 and
17 100base-TX PHYs
18 - SJA1110B: Third generation, TTEthernet, SGMII, 100base-T1, 100base-TX
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| /linux/arch/arm/boot/dts/nxp/imx/ |
| H A D | imx51-digi-connectcore-som.dtsi | 1 // SPDX-License-Identifier: GPL-2.0-or-later
6 /dts-v1/;
10 model = "Digi ConnectCore CC(W)-MX51";
11 compatible = "digi,connectcore-ccxmx51-som", "fsl,imx51";
20 pinctrl-names = "default";
21 pinctrl-0 = <&pinctrl_ecspi1>;
22 cs-gpios = <&gpio4 24 GPIO_ACTIVE_HIGH>;
26 pinctrl-names = "default";
27 pinctrl-0 = <&pinctrl_mc13892>;
29 spi-max-frequency = <16000000>;
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| /linux/arch/arm64/boot/dts/freescale/ |
| H A D | imx95-19x19-evk.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
6 /dts-v1/;
8 #include <dt-bindings/pwm/pwm.h>
9 #include <dt-bindings/usb/pd.h>
15 #define BRD_SM_CTRL_SD3_WAKE 0x8000 /* PCAL6408A-0 */
16 #define BRD_SM_CTRL_PCIE1_WAKE 0x8001 /* PCAL6408A-4 */
17 #define BRD_SM_CTRL_BT_WAKE 0x8002 /* PCAL6408A-5 */
18 #define BRD_SM_CTRL_PCIE2_WAKE 0x8003 /* PCAL6408A-6 */
19 #define BRD_SM_CTRL_BUTTON 0x8004 /* PCAL6408A-7 */
23 compatible = "fsl,imx95-19x19-evk", "fsl,imx95";
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| /linux/Documentation/networking/ |
| H A D | timestamping.rst | 1 .. SPDX-License-Identifier: GPL-2.0
43 -------------------------------------------------------------
59 -------------------------------------------------------------------
72 ----------------------------------------------------------------------
138 over-report measurement, because the timestamp is generated when all
147 packets at once, and completion timestamps reflect the timing of the
189 is derived from a per-socket u32 counter (that wraps). For datagram
212 cmsg->cmsg_level = SOL_SOCKET;
213 cmsg->cmsg_type = SCM_TS_OPT_ID;
214 cmsg->cmsg_len = CMSG_LEN(sizeof(__u32));
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| /linux/net/batman-adv/ |
| H A D | tp_meter.c | 1 // SPDX-License-Identifier: GPL-2.0
45 #include "hard-interface.h"
52 * BATADV_TP_DEF_TEST_LENGTH - Default test length if not specified by the user
58 * BATADV_TP_AWND - Advertised window by the receiver (in bytes)
63 * BATADV_TP_RECV_TIMEOUT - Receiver activity timeout. If the receiver does not
69 * BATADV_TP_MAX_RTO - Maximum sender timeout. If the sender RTO gets beyond
76 * BATADV_TP_FIRST_SEQ - First seqno of each session. The number is rather high
79 #define BATADV_TP_FIRST_SEQ ((u32)-1 - 2000)
82 * BATADV_TP_PLEN - length of the payload (data after the batadv_unicast header)
85 #define BATADV_TP_PLEN (BATADV_TP_PACKET_LEN - ETH_HLEN - \
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| /linux/drivers/usb/host/ |
| H A D | uhci-hcd.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
61 #define USBPORTSC_DMINUS 0x0020 /* D- high (line status) */
80 /* PCI Intel-specific resume-enable register */
97 /* When no queues need Full-Speed Bandwidth Reclamation,
110 * To facilitate the strongest possible byte-order checking from "sparse"
126 * One role of a QH is to hold a queue of TDs for some endpoint. One QH goes
127 * with each endpoint, and qh->element (updated by the HC) is either:
128 * - the next unprocessed TD in the endpoint's queue, or
129 * - UHCI_PTR_TERM (when there's no more traffic for this endpoint).
131 * The other role of a QH is to serve as a "skeleton" framelist entry, so we
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| /linux/arch/arm/boot/dts/st/ |
| H A D | stm32mp135f-dk.dts | 1 // SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
3 * Copyright (C) STMicroelectronics 2021 - All Rights Reserved
7 /dts-v1/;
9 #include <dt-bindings/gpio/gpio.h>
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/leds/common.h>
12 #include <dt-bindings/regulator/st,stm32mp13-regulator.h>
15 #include "stm32mp13-pinctrl.dtsi"
18 model = "STMicroelectronics STM32MP135F-DK Discovery Board";
19 compatible = "st,stm32mp135f-dk", "st,stm32mp135";
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| /linux/include/linux/spi/ |
| H A D | spi.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later
38 * INTERFACES between SPI controller-side drivers and SPI target protocol handlers,
44 * struct spi_statistics - statistics for spi transfers
45 * @syncp: seqcount to protect members in this struct for per-cpu update
46 * on 32-bit systems
48 * @messages: number of spi-message
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| /linux/Documentation/networking/device_drivers/can/ctu/ |
| H A D | ctucanfd-driver.rst | 1 .. SPDX-License-Identifier: GPL-2.0-or-later
10 ------------------------
19 `Vivado integration <https://gitlab.fel.cvut.cz/canbus/zynq/zynq-can-sja1000-top>`_
20 and Intel Cyclone V 5CSEMA4U23C6 based DE0-Nano-SoC Terasic board
21 `QSys integration <https://gitlab.fel.cvut.cz/canbus/intel-soc-ctucanfd>`_
23 `PCIe integration <https://gitlab.fel.cvut.cz/canbus/pcie-ctucanfd>`_ of the core.
33 version of emulation support can be cloned from ctu-canfd branch of QEMU local
34 development `repository <https://gitlab.fel.cvut.cz/canbus/qemu-canbus>`_.
38 ---------------
59 it allows for device hot-plug.
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| /linux/Documentation/driver-api/surface_aggregator/ |
| H A D | internal.rst | 1 .. SPDX-License-Identifier: GPL-2.0+
54 internal-api
63 Lower-level packet transport is implemented in the *packet transport layer
68 packet payloads to higher-level layers.
71 around command-type packet payloads, i.e. requests (sent from host to EC),
90 Refer to Documentation/driver-api/surface_aggregator/client.rst for
93 that chapter and the Documentation/driver-api/surface_aggregator/ssh.rst
104 -------
153 ------------
163 re-submitted to this queue due to timeouts or NAK packets sent by the EC.
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| /linux/tools/perf/scripts/python/ |
| H A D | exported-sql-viewer.py | 2 # SPDX-License-Identifier: GPL-2.0
3 # exported-sql-viewer.py: view data from sql database
4 # Copyright (c) 2014-2018, Intel Corporation.
7 # export-to-sqlite.py or the export-to-postgresql.py script. Refer to those
11 # call-graph can be displayed for the pt_example database like this:
13 # python tools/perf/scripts/python/exported-sql-viewer.py pt_example
18 # python tools/perf/scripts/python/exported-sql-viewer.py "hostname=myhost username=myuser password…
20 # The result is a GUI window with a tree representing a context-sensitive
21 # call-graph. Expanding a couple of levels of the tree and adjusting column
26 # v- ls
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| /linux/arch/arm/boot/dts/samsung/ |
| H A D | exynos4412-midas.dtsi | 1 // SPDX-License-Identifier: GPL-2.0
12 /dts-v1/;
14 #include "exynos4412-ppmu-common.dtsi"
16 #include <dt-bindings/gpio/gpio.h>
17 #include <dt-bindings/input/input.h>
18 #include <dt-bindings/interrupt-controller/irq.h>
19 #include <dt-bindings/clock/maxim,max77686.h>
20 #include "exynos-pinctrl.h"
34 stdout-path = &serial_2;
38 compatible = "samsung,secure-firmware";
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| /linux/drivers/block/drbd/ |
| H A D | drbd_receiver.c | 1 // 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-out on some other DRBD, in __drbd_alloc_pages()
93 * drbd_alloc_pages() - Returns @number pages, retries forever (or until signalled)
105 * We do not use max-buffers as hard limit, because it could lead to
106 * congestion and further to a distributed deadlock during online-verify or
107 * (checksum based) resync, if the max-buffers, socket buffer sizes and
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| /linux/drivers/i3c/master/ |
| H A D | i3c-master-cdns.c | 1 // SPDX-License-Identifier: GPL-2.0
313 #define SIR_MAP_DEV_ROLE(role) ((role) << 14) argument
431 i3c_writel_fifo(master->regs + TX_FIFO, bytes, nbytes); in cdns_i3c_master_wr_to_tx_fifo()
437 i3c_readl_fifo(master->regs + RX_FIFO, bytes, nbytes); in cdns_i3c_master_rd_from_rx_fifo()
443 if (cmd->ndests > 1) in cdns_i3c_master_supports_ccc_cmd()
446 switch (cmd->id) { in cdns_i3c_master_supports_ccc_cmd()
485 writel(readl(master->regs + CTRL) & ~CTRL_DEV_EN, master->regs + CTRL); in cdns_i3c_master_disable()
487 return readl_poll_timeout(master->regs + MST_STATUS0, status, in cdns_i3c_master_disable()
493 writel(readl(master->regs + CTRL) | CTRL_DEV_EN, master->regs + CTRL); in cdns_i3c_master_enable()
505 INIT_LIST_HEAD(&xfer->node); in cdns_i3c_master_alloc_xfer()
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| /linux/drivers/net/phy/ |
| H A D | phy-core.c | 1 // SPDX-License-Identifier: GPL-2.0+
10 #include "phylib-internal.h"
11 #include "phy-caps.h"
14 * phy_speed_to_str - Return a string representing the PHY link speed
61 return "Unsupported (update phy-core.c)"; in phy_speed_to_str()
67 * phy_duplex_to_str - Return string describing the duplex
79 return "Unsupported (update phy-core.c)"; in phy_duplex_to_str()
84 * phy_rate_matching_to_str - Return a string describing the rate matching
98 return "open-loop"; in phy_rate_matching_to_str()
100 return "Unsupported (update phy-core.c)"; in phy_rate_matching_to_str()
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| /linux/drivers/net/wireless/ath/wcn36xx/ |
| H A D | hal.h | 20 /*---------------------------------------------------------------------------
32 All values are in the range 0..255 (ie they are 8-bit values)
33 ---------------------------------------------------------------------------*/
91 /* How many frames until we start a-mpdu TX session */
99 /* Init/De-Init */
438 /* 20/40MHZ offset-HIGH 40/80MHZ offset HIGH */
493 /* Added for BT-AMP support */
496 /* Added for BT-AMP support */
574 /* BT-AMP Case */
600 /* BT-AMP events type */
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| /linux/drivers/gpu/drm/ |
| H A D | drm_vblank.c | 91 * "Physical top of display" is the reference point for the high-precision/
99 * with the timing of the hardware programming, an interrupt is usually
108 * Vertical blanking plays a major role in graphics rendering. To achieve
109 * tear-free display, users must synchronize page flips and/or rendering to
114 * involves filtering out spurious interrupts, keeping race-free blanking
115 * counters, coping with counter wrap-around and resets and keeping use counts.
133 * On many hardware disabling the vblank interrupt cannot be done in a race-free
139 * Drivers for hardware without support for vertical-blanking interrupts
166 MODULE_PARM_DESC(vblankoffdelay, "Delay until vblank irq auto-disable [msecs] (0: never disable, <0…
172 return &dev->vblank[pipe]; in drm_vblank_crtc()
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| /linux/include/net/ |
| H A D | mac80211.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * mac80211 <-> driver interface
5 * Copyright 2002-2005, Devicescape Software, Inc.
6 * Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
7 * Copyright 2007-2010 Johannes Berg <johannes@sipsolutions.net>
8 * Copyright 2013-2014 Intel Mobile Communications GmbH
9 * Copyright (C) 2015 - 201
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| /linux/net/bluetooth/ |
| H A D | hci_core.c | 2 BlueZ - Bluetooth protocol stack for Linux
3 Copyright (C) 2000-2001 Qualcomm Incorporated
78 if (d->id == index) { in __hci_dev_get()
81 *srcu_index = srcu_read_lock(&d->srcu); in __hci_dev_get()
101 srcu_read_unlock(&hdev->srcu, srcu_index); in hci_dev_put_srcu()
105 /* ---- Inquiry support -
1182 hci_find_ltk(struct hci_dev * hdev,bdaddr_t * bdaddr,u8 addr_type,u8 role) hci_find_ltk() argument
1327 u8 role = ltk_role(type); hci_add_ltk() local
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| /linux/drivers/s390/net/ |
| H A D | ctcm_mpc.c | 1 // SPDX-License-Identifier: GPL-2.0
80 .xid2_buf_len = (MPC_BUFSIZE_DEFAULT - 35),
126 /*-------------------------------------------------------------------*
129 *--------------------------------------------------------------------*/
170 rm--; in ctcmpc_dumpit()
177 ctcm_pr_debug(" --- %s ---\n", in ctcmpc_dumpit()
192 for ( ; rm > 0; rm--, sw++) { in ctcmpc_dumpit()
203 ctcm_pr_debug(" --- %s ---\n", tdup); in ctcmpc_dumpit()
211 ctcm_pr_debug(" --- %s ---\n", tdup); in ctcmpc_dumpit()
229 * offset Offset relative to skb-data, where to start the dump.
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| /linux/include/uapi/linux/ |
| H A D | pci_regs.h | 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
5 * Copyright 1997--1999 Martin Mares <mj@ucw.cz>
25 * Conventional PCI and PCI-X Mode 1 devices have 256 bytes of
26 * configuration space. PCI-X Mode 2 and PCIe devices have 4096 bytes of
50 #define PCI_COMMAND_FAST_BACK 0x200 /* Enable back-to-back writes */
59 #define PCI_STATUS_FAST_BACK 0x80 /* Accept fast-back to back */
61 #define PCI_STATUS_DEVSEL_MASK 0x600 /* DEVSEL timing */
83 #define PCI_HEADER_TYPE_MFD 0x80 /* Multi-Function Device (possible) */
124 /* 0x35-0x3b are reserved */
130 /* Header type 1 (PCI-to-PCI bridges) */
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|
| H A D | nl80211.h | 6 * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net>
13 * Copyright 2015-2017 Intel Deutschland GmbH
14 * Copyright (C) 2018-2025 Intel Corporation
32 * be careful not to break things - i.e. don't move anything around or so
74 * - a setup station entry is added, not yet authorized, without any rate
76 * - when the TDLS setup is done, a single NL80211_CMD_SET_STATION is valid
79 * - %NL80211_TDLS_ENABLE_LINK is then used
80 * - after this, the only valid operation is to remove it by tearing down
95 * Frame registration is done on a per-interface basis and registrations
137 * software, like the AP-VLA
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| /linux/kernel/rcu/ |
| H A D | tasks.h | 1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Task-based RCU implementations.
24 * struct rcu_tasks_percpu - Per-CPU component of definition for a Tasks-RCU-like mechanism.
26 * @lock: Lock protecting per-CPU callback list.
29 * @urgent_gp: Number of additional non-laz
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| /linux/tools/memory-model/Documentation/ |
| H A D | explanation.txt | 1 Explanation of the Linux-Kernel Memory Consistency Model
15 7. THE PROGRAM ORDER RELATION: po AND po-loc
18 10. THE READS-FROM RELATION: rf, rfi, and rfe
20 12. THE FROM-READS RELATION: fr, fri, and fre
22 14. PROPAGATION ORDER RELATION: cumul-fence
28 20. THE HAPPENS-BEFORE RELATION: hb
29 21. THE PROPAGATES-BEFORE RELATION: pb
30 22. RCU RELATIONS: rcu-link, rcu-gp, rcu-rscsi, rcu-order, rcu-fence, and rb
31 23. SRCU READ-SIDE CRITICAL SECTIONS
39 ------------
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|