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/linux/Documentation/devicetree/bindings/display/
H A Dxylon,logicvc-display.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
4 ---
5 $id: http://devicetree.org/schemas/display/xylon,logicvc-display.yaml#
6 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 - Paul Kocialkowski <paul.kocialkowski@bootlin.com>
14 The Xylon LogiCVC is a display controller that supports multiple layers.
16 with Xilinx Zynq-7000 SoCs and Xilinx FPGAs.
20 synthesis time. As a result, many of the device-tree bindings are meant to
24 Layers are declared in the "layers" sub-node and have dedicated configuration.
32 - xylon,logicvc-3.02.a-display
[all …]
/linux/drivers/gpu/drm/logicvc/
H A Dlogicvc_of.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2019-2022 Bootlin
14 { "lvds-4bits", LOGICVC_DISPLAY_INTERFACE_LVDS_4BITS },
15 { "lvds-3bits", LOGICVC_DISPLAY_INTERFACE_LVDS_3BITS },
40 .name = "xylon,display-interface",
48 .name = "xylon,display-colorspace",
56 .name = "xylon,display-depth",
60 .name = "xylon,row-stride",
67 .name = "xylon,background-layer",
71 .name = "xylon,layers-configurable",
[all …]
/linux/Documentation/userspace-api/
H A Dlandlock.rst1 .. SPDX-License-Identifier: GPL-2.0
2 .. Copyright © 2017-2020 Mickaël Salaün <mic@digikod.net>
3 .. Copyright © 2019-2020 ANSSI
4 .. Copyright © 2021-2022 Microsoft Corporation
16 new security layers in addition to the existing system-wide access-controls.
23 ``dmesg | grep landlock || journalctl -kb -g landlock`` .
48 ----------------------------------------
59 to be explicit about the denied-by-default access rights.
61 .. code-block:: c
90 on, it is safer to follow a best-effort security approach. Indeed, we
[all …]
/linux/drivers/net/wireless/ath/ath6kl/
H A Dhif.h2 * Copyright (c) 2004-2011 Atheros Communications Inc.
42 #define HIF_MBOX_END_ADDR (HTC_MAILBOX_NUM_MAX * HIF_MBOX_WIDTH - 1)
55 /* mode to enable special 4-bit interrupt assertion without clock */
92 * emode - This indicates the whether the command is to be executed in a
93 * blocking or non-blocking fashion (HIF_SYNCHRONOUS/
107 * dmode - An interface may support different kinds of commands based on
112 * configurable at compile time using the HIF_BLOCK_SIZE and is
121 * amode - This indicates if the address has to be incremented on ATH6KL
191 /* bounce buffer for upper layers to copy to/from */
/linux/Documentation/process/
H A D4.Coding.rst6 While there is much to be said for a solid and community-oriented design
19 ---------
25 :ref:`Documentation/process/coding-style.rst <codingstyle>`. For much of
38 strangely-formatted code.
43 giving up a degree of control in a number of ways - including control over
49 as a way of getting their name into the kernel changelogs - or both. But
59 80-column limit, for example), just do it.
61 Note that you can also use the ``clang-format`` tool to help you with
62 these rules, to quickly re-format parts of your code automatically,
66 See the file :ref:`Documentation/dev-tools/clang-format.rst <clangformat>`
[all …]
/linux/Documentation/core-api/
H A Dgenericirq.rst7 :Copyright: |copy| 2005-2010: Thomas Gleixner
8 :Copyright: |copy| 2005-2006: Ingo Molnar
29 __do_IRQ() super-handler, which is able to deal with every type of
36 - Level type
38 - Edge type
40 - Simple type
44 - Fast EOI type
46 In the SMP world of the __do_IRQ() super-handler another type was
49 - Per CPU type
51 This split implementation of high-level IRQ handlers allows us to
[all …]
/linux/include/linux/
H A Dscmi_protocol.h1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2018-2021 ARM Ltd.
21 * struct scmi_revision_info - version information structure
30 * @impl_ver: A vendor-specific implementation version.
32 * @sub_vendor_id: A sub-vendor identifier(Null terminated ASCII string)
87 * struct scmi_clk_proto_ops - represents the various operations provided
133 * struct scmi_perf_proto_ops - represents the various operations provided
191 * struct scmi_power_proto_ops - represents the various operations provided
204 #define SCMI_POWER_STATE_ID_MASK (BIT(28) - 1)
217 * struct scmi_sensor_reading - represent a timestamped read
[all …]
/linux/Documentation/mm/damon/
H A Ddesign.rst1 .. SPDX-License-Identifier: GPL-2.0
13 The monitoring-related information including the monitoring request
14 specification and DAMON-based operation schemes are stored in a data structure
19 To know how user-space can do the configurations and start/stop DAMON, refer to
26 DAMON subsystem is configured with three layers including
28 - :ref:`Operations Set <damon_operations_set>`: Implements fundamental
30 address-space and available set of software/hardware primitives,
31 -
[all...]
/linux/Documentation/admin-guide/pm/
H A Dcpufreq.rst1 .. SPDX-License-Identifier: GPL-2.0
20 Operating Performance Points or P-states (in ACPI terminology). As a rule,
24 time (or the more power is drawn) by the CPU in the given P-state. Therefore
29 as possible and then there is no reason to use any P-states different from the
30 highest one (i.e. the highest-performance frequency/voltage configuration
38 put into different P-states.
41 capacity, so as to decide which P-states to put the CPUs into. Of course, since
52 (CPU Frequency scaling) subsystem that consists of three layers of code: the
64 information on the available P-states (or P-state ranges in some cases) and
65 access platform-specific hardware interfaces to change CPU P-states as requested
[all …]
/linux/Documentation/networking/device_drivers/can/ctu/
H A Dctucanfd-driver.rst1 .. 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.
[all …]
/linux/net/ipv4/
H A Dicmp.c1 // SPDX-License-Identifier: GPL-2.0-or-later
46 * the rates sysctl configurable.
48 * - IP option length was accounted wrongly
49 * - ICMP header length was not accounted
56 * - Should use skb_pull() instead of all the manual checking.
57 * This would also greatly simply some upper layer error handlers. --AK
208 if (unlikely(!spin_trylock(&sk->sk_lock.slock))) { in icmp_xmit_lock()
221 spin_unlock(&sk->sk_lock.slock); in icmp_xmit_unlock()
225 * icmp_global_allow - Are we allowed to send one more ICMP message ?
241 if (atomic_read(&net->ipv4.icmp_global_credit) > 0) in icmp_global_allow()
[all …]
/linux/drivers/net/ethernet/realtek/
H A Datp.c6 Written 1993-2000 by Donald Becker.
16 National Security Agency. Copyright 1994-2000 retained by the original
17 author, Donald Becker. The timer-based reset code was supplied in 1995
37 /* The user-configurable values.
58 This file is a device driver for the RealTek (aka AT-Lan-Tec) pocket
59 ethernet adapter. This is a common low-cost OEM pocket ethernet
64 Vincent Bono of AT-Lan-Tec. Ever try to figure out how a complicated
66 description is written based on guesses and writing lots of special-purpose
84 The station address is stored in a standard bit-serial EEPROM which must be
87 using it.) Unlike built-in devices, a pocket adapter can temporarily lose
[all …]
/linux/drivers/block/drbd/
H A Ddrbd_int.h1 /* 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>.
29 #include <linux/backing-dev.h>
63 #define ID_SYNCER (-1ULL)
125 /* statistics; index: (h->command == P_BITMAP) */
143 c->word_offset = c->bit_offset >> 6; in bm_xfer_ctx_bit_to_word_offset()
145 c->word_offset = c->bit_offset >> 5; in bm_xfer_ctx_bit_to_word_offset()
146 c->word_offset &= ~(1UL); in bm_xfer_ctx_bit_to_word_offset()
[all …]
/linux/Documentation/userspace-api/media/v4l/
H A Dext-ctrls-codec.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _codec-controls:
24 .. _mpeg-control-id:
27 -----------------
35 .. _v4l2-mpeg-stream-type:
40 enum v4l2_mpeg_stream_type -
41 The MPEG-1, -2 or -4 output stream type. One cannot assume anything
48 .. flat-table::
49 :header-rows: 0
50 :stub-columns: 0
[all …]
/linux/drivers/video/fbdev/
H A Datmel_lcdfb.c13 #include <linux/dma-mapping.h>
69 #define lcdc_readl(sinfo, reg) __raw_readl((sinfo)->mmio+(reg))
70 #define lcdc_writel(sinfo, reg, val) __raw_writel((val), (sinfo)->mmio+(reg))
72 /* configurable parameters */
107 /* some bl->props field just changed */
140 if (sinfo->backlight) in init_backlight()
146 bl = backlight_device_register("backlight", &sinfo->pdev->dev, sinfo, in init_backlight()
149 dev_err(&sinfo->pdev->dev, "error %ld on backlight register\n", in init_backlight()
153 sinfo->backlight = bl; in init_backlight()
155 bl->props.power = BACKLIGHT_POWER_ON; in init_backlight()
[all …]
/linux/drivers/net/ethernet/packetengines/
H A Dhamachi.c1 /* hamachi.c: A Packet Engines GNIC-II Gigabit Ethernet driver for Linux. */
3 Written 1998-2000 by Donald Becker.
18 This driver is for the Packet Engines GNIC-II PCI Gigabit Ethernet
23 [link no longer provides useful info -jgarzik]
34 /* A few user-configurable values. */
42 /* Default values selected by testing on a dual processor PIII-450 */
53 /* Set the copy breakpoint for the copy-only-tiny-frames scheme.
54 -Setting to > 1518 causes all frames to be copied
55 -Setting to 0 disables copies
69 - The lower 4 bits are reserved for the media type.
[all …]
/linux/net/
H A Dsocket.c1 // SPDX-License-Identifier: GPL-2.0-or-later
20 * mode above the protocol layers.
25 * Jeff Uphoff : Made max number of sockets command-line
26 * configurable.
47 * protocol-independent
55 #include <linux/bpf-cgroup.h>
141 struct socket *sock = f->private_data; in sock_show_fdinfo()
142 const struct proto_ops *ops = READ_ONCE(sock->ops); in sock_show_fdinfo()
144 if (ops->show_fdinfo) in sock_show_fdinfo()
145 ops->show_fdinfo(m, sock); in sock_show_fdinfo()
[all …]
/linux/include/net/
H A Dmac80211.h1 /* 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 - 2017 Intel Deutschland GmbH
10 * Copyright (C) 2018 - 2024 Intel Corporation
31 * only partial functionality in hard- or firmware. This document
32 * defines the interface between mac80211 and low-level hardware
[all …]
/linux/drivers/firewire/
H A Dohci.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2003-2006 Kristian Hoegsberg <krh@bitplanet.net>
13 #include <linux/dma-mapping.h>
15 #include <linux/firewire-constants.h>
43 #include "packet-header-definitions.h"
44 #include "phy-packet-definitions.h"
53 #define ohci_notice(ohci, f, args...) dev_notice(ohci->card.device, f, ##args)
54 #define ohci_err(ohci, f, args...) dev_err(ohci->card.device, f, ##args)
114 * A buffer that contains a block of DMA-able coherent memory used for
134 * List of page-sized buffers for storing DMA descriptors.
[all …]
/linux/drivers/net/ethernet/sfc/
H A Dmcdi_pcol.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2009-2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
13 /* Power-on reset state */
35 /* The 'doorbell' addresses are hard-wired to alert the MC when written */
38 /* The rest of these are firmware-defined */
46 /* Values to be written to the per-port status dword in shared
71 * | | \--- Response
72 * | \------- Error
73 * \------------------------------ Resync (always set)
[all …]
/linux/drivers/scsi/lpfc/
H A Dlpfc_attr.c4 * Copyright (C) 2017-2024 Broadcom. All Rights Reserved. The term *
6 * Copyright (C) 2004-2016 Emulex. All rights reserved. *
9 * Portions Copyright (C) 2004-2005 Christoph Hellwig *
17 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE *
72 " trunk - link was \"low\" speed",
74 " existing trunk - link was \"middle\" speed",
76 " trunk - link was \"high\" speed",
77 "Attached to non-trunking port - F_Port",
78 "Attached to non-trunking port - N_Port",
80 "non-FLOGI frame received",
[all …]
/linux/drivers/net/ethernet/cadence/
H A Dmacb_main.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (C) 2004-2006 Atmel Corporation
10 #include <linux/clk-provider.h>
25 #include <linux/dma-mapping.h>
40 #include <linux/firmware/xlnx-zynqmp.h>
58 * (bp)->rx_ring_size)
64 * (bp)->tx_ring_size)
67 #define MACB_TX_WAKEUP_THRESH(bp) (3 * (bp)->tx_ring_size / 4)
78 …MAX_TX_LEN ((unsigned int)((1 << MACB_TX_FRMLEN_SIZE) - 1) & ~((unsigned int)(MACB_TX_LEN_ALIGN -…
94 * 1 frame time (10 Mbits/s, full-duplex, ignoring collisions)
[all …]
/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nocmcff -- Disable firmware first mode for corrected
28 nospcr -- disable console in ACPI SPCR table as
45 If set to vendor, prefer vendor-specific driver
[all …]
/linux/drivers/scsi/megaraid/
H A Dmegaraid_sas_base.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (c) 2003-2013 LSI Corporation
6 * Copyright (c) 2013-2016 Avago Technologies
7 * Copyright (c) 2016-2018 Broadcom Inc.
61 MODULE_PARM_DESC(msix_disable, "Disable MSI-X interrupt handling. Default: 0");
65 MODULE_PARM_DESC(msix_vectors, "MSI-X max vector count. Default: Set by FW");
69 MODULE_PARM_DESC(allow_vf_ioctls, "Allow ioctls in SR-IOV VF mode. Default: 0");
78 MODULE_PARM_DESC(resetwaittime, "Wait time in (1-180s) after I/O timeout before resetting adapter. …
94 MODULE_PARM_DESC(scmd_timeout, "scsi command timeout (10-90s), default 90s. See megasas_reset_timer…
96 int perf_mode = -1;
[all …]
/linux/drivers/net/ethernet/intel/igb/
H A Digb_main.c1 // SPDX-License-Identifier: GPL-2.0
2 /* Copyright(c) 2007 - 2018 Intel Corporation. */
56 "Copyright (c) 2007-2014 Intel Corporation.";
208 static int debug = -1;
253 /* igb_regdump - register printout routine */
260 switch (reginfo->ofs) { in igb_regdump()
310 pr_info("%-15s %08x\n", reginfo->name, rd32(reginfo->ofs)); in igb_regdump()
314 snprintf(rname, 16, "%s%s", reginfo->name, "[0-3]"); in igb_regdump()
315 pr_info("%-15s %08x %08x %08x %08x\n", rname, regs[0], regs[1], in igb_regdump()
319 /* igb_dump - Print registers, Tx-rings and Rx-rings */
[all …]

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