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/Documentation/userspace-api/media/rc/
Dkeytable.c.rst1 .. SPDX-License-Identifier: GPL-2.0 OR GFDL-1.1-no-invariants-or-later
6 .. code-block:: c
8 /* keytable.c - This program allows checking/replacing keys at IR
10 Copyright (C) 2006-2009 Mauro Carvalho Chehab <mchehab@kernel.org>
35 struct parse_key *p;
37 for (p=keynames;p->name!=NULL;p++) {
38 if (p->value == (unsigned)codes[1]) {
39 printf("scancode 0x%04x = %s (0x%02x)\\n", codes[0], p->name, codes[1]);
52 struct parse_key *p;
54 for (p=keynames;p->name!=NULL;p++) {
[all …]
/Documentation/devicetree/bindings/crypto/
Dintel,keembay-ocs-ecc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/crypto/intel,keembay-ocs-ecc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Daniele Alessandrelli <daniele.alessandrelli@intel.com>
11 - Prabhjot Khurana <prabhjot.khurana@intel.com>
16 cryptography using the NIST P-256 and NIST P-384 elliptic curves.
20 const: intel,keembay-ocs-ecc
32 - compatible
33 - reg
[all …]
/Documentation/tools/rtla/
Drtla-timerlat-hist.rst2 rtla-timerlat-hist
4 ------------------------------------------------
6 ------------------------------------------------
21 **osnoise:** tracepoints are enabled when using the **-T** option.
37 in the cpus *0-4*, *skipping zero* only lines. Moreover, **rtla timerlat
40 *1ms* period is also passed to the *timerlat* tracer. Auto-analysis is disabled
43 [root@alien ~]# timerlat hist -d 10m -c 0-4 -P d:100us:1ms -p 1000 --no-aa
47 …Index IRQ-000 Thr-000 IRQ-001 Thr-001 IRQ-002 Thr-002 IRQ-003 Thr-003 IRQ-004 …
60 …12 4 256 2 360 50 411 64 474 3 …
61 …13 2 167 2 172 43 256 53 350 4 …
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/Documentation/translations/zh_TW/admin-guide/
Dtainted-kernels.rst1 .. SPDX-License-Identifier: GPL-2.0
3 .. include:: ../disclaimer-zh_TW.rst
5 :Original: :doc:`../../../admin-guide/tainted-kernels`
13 -------------
36 CPU: 0 PID: 4424 Comm: insmod Tainted: P W O 4.20.0-0.rc6.fc30 #1
41 如果內核在事件發生時沒有被污染，您將在那裏看到“Not-tainted:”；如果被污染，那
44 Tainted: P W O
46 下表解釋了這些字符的含義。在本例中，由於加載了專有模塊（ ``P`` ），出現了
56 這個數字的最簡單方法是使用腳本 ``tools/debugging/kernel-chktaint`` ，您的
57 發行版可能會將其作爲名爲 ``linux-tools`` 或 ``kernel-tools`` 的包的一部分提
[all …]
Dsysrq.rst1 .. include:: ../disclaimer-zh_TW.rst
3 :Original: Documentation/admin-guide/sysrq.rst
13 .. _tw_admin-guide_sysrq:
35 - 0 - 完全不使能 SysRq 鍵
36 - 1 - 使能 SysRq 鍵的全部功能
37 - >1 - 對於允許的 SysRq 鍵功能的比特掩碼（參見下面更詳細的功能描述）::
39 2 = 0x2 - 使能對控制檯日誌記錄級別的控制
40 4 = 0x4 - 使能對鍵盤的控制 (SAK, unraw)
41 8 = 0x8 - 使能對進程的調試導出等
42 16 = 0x10 - 使能同步命令
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/Documentation/translations/zh_CN/admin-guide/
Dtainted-kernels.rst1 .. include:: ../disclaimer-zh_CN.rst
3 :Original: :doc:`../../../admin-guide/tainted-kernels`
10 -------------
33 CPU: 0 PID: 4424 Comm: insmod Tainted: P W O 4.20.0-0.rc6.fc30 #1
38 如果内核在事件发生时没有被污染，您将在那里看到“Not-tainted:”；如果被污染，那
41 Tainted: P W O
43 下表解释了这些字符的含义。在本例中，由于加载了专有模块（ ``P`` ），出现了
53 这个数字的最简单方法是使用脚本 ``tools/debugging/kernel-chktaint`` ，您的
54 发行版可能会将其作为名为 ``linux-tools`` 或 ``kernel-tools`` 的包的一部分提
56 …git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/tools/debugging/kernel-chktaint>`_
[all …]
Dsysrq.rst1 .. include:: ../disclaimer-zh_CN.rst
3 :Original: Documentation/admin-guide/sysrq.rst
13 .. _cn_admin-guide_sysrq:
35 - 0 - 完全不使能 SysRq 键
36 - 1 - 使能 SysRq 键的全部功能
37 - >1 - 对于允许的 SysRq 键功能的比特掩码（参见下面更详细的功能描述）::
39 2 = 0x2 - 使能对控制台日志记录级别的控制
40 4 = 0x4 - 使能对键盘的控制 (SAK, unraw)
41 8 = 0x8 - 使能对进程的调试导出等
42 16 = 0x10 - 使能同步命令
[all …]
/Documentation/translations/zh_CN/core-api/
Dwatch_queue.rst1 .. SPDX-License-Identifier: GPL-2.0+
3 .. include:: ../disclaimer-zh_CN.rst
5 :Original: Documentation/core-api/watch_queue.rst
41 在某些情况下将其添加的内容还原到环中-这可能最终会与通知消息重叠。
165 将观测订阅到观测列表（通知源）。watch结构体中的driver-settable字段必须在调用
196 冲槽为单位的大小在 ``n->info & WATCH_INFO_LENGTH`` 中注明。
267 ioctl(fds[1], IOC_WATCH_QUEUE_SET_SIZE, 256);
283 void *p = buffer;
285 while (p < end) {
292 largest = end - p;
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/Documentation/usb/
Dgadget-testing.rst38 Function-specific configfs interface
39 ------------------------------------
46 The attribute is read-only.
52 ------------------------
77 Function-specific configfs interface
78 ------------------------------------
100 ------------------------
117 Function-specific configfs interface
118 ------------------------------------
140 -------------------------------
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/Documentation/userspace-api/media/v4l/
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 …]
Dvidioc-g-edid.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_G_EDID - VIDIOC_S_EDID - VIDIOC_SUBDEV_G_EDID - VIDIOC_SUBDEV_S_EDID - Get or set the EDID o…
48 with subdevice nodes (/dev/v4l-subdevX) or with video nodes
103 .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.5cm}|
105 .. flat-table:: struct v4l2_edid
106 :header-rows: 0
107 :stub-columns: 0
110 * - __u32
111 - ``pad``
112 - Pad for which to get/set the EDID blocks. When used with a video
[all …]
Dpixfmt-reserved.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _pixfmt-reserved:
11 register your own format, send an e-mail to the linux-media mailing list
15 copy to the linux-media mailing list for inclusion in this section. If
17 please make a proposal on the linux-media mailing list.
20 .. tabularcolumns:: |p{6.6cm}|p{2.2cm}|p{8.5cm}|
26 .. _reserved-formats:
28 .. flat-table:: Reserved Image Formats
29 :header-rows: 1
30 :stub-columns: 0
[all …]
/Documentation/staging/
Dcrc32.rst5 A CRC is a long-division remainder. You add the CRC to the message,
11 protocols put the end-of-frame flag after the CRC.
15 - We're working in binary, so the digits are only 0 and 1, and
16 - When dividing polynomials, there are no carries. Rather than add and
21 To produce a 32-bit CRC, the divisor is actually a 33-bit CRC polynomial.
24 familiar with the IEEE 754 floating-point format, it's the same idea.)
28 the best error-detecting properties, this should correspond to the
29 order they're actually sent. For example, standard RS-232 serial is
30 little-endian; the most significant bit (sometimes used for parity)
38 back into range. In binary, this is easy - it has to be either 0 or 1,
[all …]
/Documentation/admin-guide/
Dtainted-kernels.rst2 ---------------
16 ('kernel oops') or a non-recoverable error ('kernel panic') and writes debug
30 CPU: 0 PID: 4424 Comm: insmod Tainted: P W O 4.20.0-0.rc6.fc30 #1
39 Tainted: P W O
42 the kernel got tainted earlier because a proprietary Module (``P``) was loaded,
43 a warning occurred (``W``), and an externally-built module was loaded (``O``).
53 decode that number is the script ``tools/debugging/kernel-chktaint``, which your
54 distribution might ship as part of a package called ``linux-tools`` or
55 ``kernel-tools``; if it doesn't, you can download the script from
56 …git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/plain/tools/debugging/kernel-chktaint>`_
[all …]
Dmodule-signing.rst2 ------------------------------
6 .. - Overview.
7 .. - Configuring module signing.
8 .. - Generating signing keys.
9 .. - Public keys in the kernel.
10 .. - Manually signing modules.
11 .. - Signed modules and stripping.
12 .. - Loading signed modules.
13 .. - Non-valid signatures and unsigned modules.
14 .. - Administering/protecting the private key.
[all …]
/Documentation/admin-guide/thermal/
Dintel_powerclamp.rst6 - Arjan van de Ven <arjan@linux.intel.com>
7 - Jacob Pan <jacob.jun.pan@linux.intel.com>
12 - Goals and Objectives
15 - Idle Injection
16 - Calibration
19 - Effectiveness and Limitations
20 - Power vs Performance
21 - Scalability
22 - Calibration
23 - Comparison with Alternative Techniques
[all …]
/Documentation/driver-api/mtd/
Dspi-nor.rst6 -----------------------------------
11 standard set of internal read-only parameter tables.
17 on its SFDP data. All one has to do is to specify the "jedec,spi-nor"
28 -----------------------------
31 section, after the ``---`` marker.
41 root@1:~# cat /sys/bus/spi/devices/spi0.0/spi-nor/partname
43 root@1:~# cat /sys/bus/spi/devices/spi0.0/spi-nor/jedec_id
45 root@1:~# cat /sys/bus/spi/devices/spi0.0/spi-nor/manufacturer
47 root@1:~# xxd -p /sys/bus/spi/devices/spi0.0/spi-nor/sfdp
69 root@1:~# sha256sum /sys/bus/spi/devices/spi0.0/spi-nor/sfdp
[all …]
/Documentation/admin-guide/kdump/
Dkdump.rst2 Documentation for Kdump - The kexec-based Crash Dumping Solution
11 Kdump uses kexec to quickly boot to a dump-capture kernel whenever a
14 the reboot and is accessible to the dump-capture kernel.
24 the dump-capture kernel. This ensures that ongoing Direct Memory Access
25 (DMA) from the system kernel does not corrupt the dump-capture kernel.
26 The kexec -p command loads the dump-capture kernel into this reserved
47 passed to the dump-capture kernel through the elfcorehdr= boot
51 With the dump-capture kernel, you can access the memory image through
52 /proc/vmcore. This exports the dump as an ELF-format file that you can
55 options, e.g with '-d 31' it will only write out kernel data. Further,
[all …]
/Documentation/core-api/
Dwatch_queue.rst29 additions to the ring - which might end up interleaved with notification
84 * A type-specific field (WATCH_INFO_TYPE_INFO). This is set by the
100 non-global watch list is typically referred to by reference to the object it
160 The ``info_id`` value should be an 8-bit number obtained from userspace and
181 driver-settable fields in the watch struct must have been set before this
217 units of buffer slots is noted in ``n->info & WATCH_INFO_LENGTH``.
297 ioctl(fds[1], IOC_WATCH_QUEUE_SET_SIZE, 256);
313 void *p = buffer;
315 while (p < end) {
322 largest = end - p;
[all …]
/Documentation/security/keys/
Dtrusted-encrypted.rst33 (2) TEE (Trusted Execution Environment: OP-TEE based on Arm TrustZone)
35 Rooted to Hardware Unique Key (HUK) which is generally burnt in on-chip
41 mode, trust is rooted to the OTPMK, a never-disclosed 256-bit key
45 (4) DCP (Data Co-Processor: crypto accelerator of various i.MX SoCs)
47 Rooted to a one-time programmable key (OTP) that is generally burnt
48 in the on-chip fuses and is accessible to the DCP encryption engine only.
105 TPMs have well-documented, standardized interfaces and APIs.
109 TEEs have well-documented, standardized client interface and APIs. For
110 more details refer to ``Documentation/driver-api/tee.rst``.
118 Vendor-specific API that is implemented as part of the DCP crypto driver in
[all …]
/Documentation/admin-guide/media/
Dimx7.rst1 .. SPDX-License-Identifier: GPL-2.0
7 ------------
14 - CMOS Sensor Interface (CSI)
15 - Video Multiplexer
16 - MIPI CSI-2 Receiver
18 .. code-block:: none
20 MIPI Camera Input ---> MIPI CSI-2 --- > |\
24 | U | ------> CSI ---> Capture
27 Parallel Camera Input ----------------> | /
34 --------
[all …]
/Documentation/userspace-api/ioctl/
Dioctl-number.rst31 unused block with enough room for expansion: 32 to 256 ioctl commands.
33 patch to Linus Torvalds. Or you can e-mail me at <mec@shout.net> and
67 no attempt to list non-X86 architectures or ioctls from drivers/staging/.
73 0x00 00-1F linux/fs.h conflict!
74 0x00 00-1F scsi/scsi_ioctl.h conflict!
75 0x00 00-1F linux/fb.h conflict!
76 0x00 00-1F linux/wavefront.h conflict!
79 0x04 D2-DC linux/umsdos_fs.h Dead since 2.6.11, but don't r…
81 0x07 9F-D0 linux/vmw_vmci_defs.h, uapi/linux/vm_sockets.h
83 0x10 00-0F drivers/char/s390/vmcp.h
[all …]
/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/
Dcounters.rst1 .. SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
13 - `Overview`_
14 - `Groups`_
15 - `Types`_
16 - `Descriptions`_
27 ----------------------------------------
29 ---------------------------------------- ---------------------------------------- |
32 | ------------------- --------------- | | ------------------- --------------- | |
34 | ------------------- --------------- | | ------------------- --------------- | |
36 | ------------------- | | ------------------- | |
[all …]
/Documentation/filesystems/
Dcoda.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Coda Kernel-Venus Interface
10 Coda -- this document describes the client kernel-Venus interface.
35 level filesystem code needed for the operation of the Coda file sys-
124 leads to an almost natural environment for implementing a kernel-level
141 a process P which accessing a Coda file. It makes a system call which
153 pre-processing, the VFS starts invoking exported routines in the FS
208 up processes. The Coda FS driver processes VFS- and pioctl-requests
209 on behalf of a process P, creates messages for Venus, awaits replies
213 FS Driver in kernel memory on behalf of P and copied to user memory in
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/Documentation/driver-api/media/drivers/
Dcx2341x-devel.rst1 .. SPDX-License-Identifier: GPL-2.0
7 -----------------------
12 .. note:: the memory long words are little-endian ('intel format').
21 .. code-block:: none
23 ivtvctl -O min=0x02000000,max=0x020000ff
26 register space :-).
35 .. code-block:: none
37 0x00000000-0x00ffffff Encoder memory space
38 0x00000000-0x0003ffff Encode.rom
39 ???-??? MPEG buffer(s)
[all …]

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