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/Linux-v6.1/Documentation/devicetree/bindings/iio/
Dmount-matrix.txt2 * is the definition of +/- values practical or counterintuitive?
5 * should we have HOWTO engineer a correct matrix for a new device (without comparing to a different…
12 The mounting matrix is a device tree property used to orient any device
13 that produce three-dimensional data in relation to the world where it is
17 reference into the device frame of reference using a translation matrix as
20 The typical usecase is that where a component has an internal representation
21 of the (x,y,z) triplets, such as different registers to read these coordinates,
22 and thus implying that the component should be mounted in a certain orientation
25 For example a device with some kind of screen, where the user is supposed to
28 reference to (x,y,z) orientation, with (x,y) corresponding to these axes on the
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/Linux-v6.1/crypto/
Dmd5.c27 0xd4, 0x1d, 0x8c, 0xd9, 0x8f, 0x00, 0xb2, 0x04,
28 0xe9, 0x80, 0x09, 0x98, 0xec, 0xf8, 0x42, 0x7e,
32 #define F1(x, y, z) (z ^ (x & (y ^ z))) argument
33 #define F2(x, y, z) F1(z, x, y) argument
34 #define F3(x, y, z) (x ^ y ^ z) argument
35 #define F4(x, y, z) (y ^ (x | ~z)) argument
37 #define MD5STEP(f, w, x, y, z, in, s) \ argument
38 (w += f(x, y, z) + in, w = (w<<s | w>>(32-s)) + x)
42 u32 a, b, c, d; in md5_transform() local
44 a = hash[0]; in md5_transform()
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Dmd4.c11 * Copyright (c) Andrew Tridgell 1997-1998.
44 x &= 0xFFFFFFFF; in lshift()
45 return ((x << s) & 0xFFFFFFFF) | (x >> (32 - s)); in lshift()
48 static inline u32 F(u32 x, u32 y, u32 z) in F() argument
50 return (x & y) | ((~x) & z); in F()
53 static inline u32 G(u32 x, u32 y, u32 z) in G() argument
55 return (x & y) | (x & z) | (y & z); in G()
58 static inline u32 H(u32 x, u32 y, u32 z) in H() argument
60 return x ^ y ^ z; in H()
63 #define ROUND1(a,b,c,d,k,s) (a = lshift(a + F(b,c,d) + k, s)) argument
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Drmd160.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * RIPEMD-160 - RACE Integrity Primitives Evaluation Message Digest.
7 * Based on the reference implementation by Antoon Bosselaers, ESAT-COSIC
9 * Copyright (c) 2008 Adrian-Ken Rueegsegger <ken@codelabs.ch>
37 #define F1(x, y, z) (x ^ y ^ z) /* XOR */ argument
38 #define F2(x, y, z) (z ^ (x & (y ^ z))) /* x ? y : z */ argument
39 #define F3(x, y, z) ((x | ~y) ^ z) argument
40 #define F4(x, y, z) (y ^ (z & (x ^ y))) /* z ? x : y */ argument
41 #define F5(x, y, z) (x ^ (y | ~z)) argument
43 #define ROUND(a, b, c, d, e, f, k, x, s) { \ argument
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Dsm3.c1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * SM3 secure hash, as specified by OSCCA GM/T 0004-2012 SM3 and described
4 * at https://datatracker.ietf.org/doc/html/draft-sca-cfrg-sm3-02
7 * Copyright (C) 2017 Gilad Ben-Yossef <gilad@benyossef.com>
16 0x79cc4519, 0xf3988a32, 0xe7311465, 0xce6228cb,
17 0x9cc45197, 0x3988a32f, 0x7311465e, 0xe6228cbc,
18 0xcc451979, 0x988a32f3, 0x311465e7, 0x6228cbce,
19 0xc451979c, 0x88a32f39, 0x11465e73, 0x228cbce6,
20 0x9d8a7a87, 0x3b14f50f, 0x7629ea1e, 0xec53d43c,
21 0xd8a7a879, 0xb14f50f3, 0x629ea1e7, 0xc53d43ce,
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Decc.c17 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
91 p->x = ecc_alloc_digits_space(ndigits); in ecc_alloc_point()
92 if (!p->x) in ecc_alloc_point()
95 p->y = ecc_alloc_digits_space(ndigits); in ecc_alloc_point()
96 if (!p->y) in ecc_alloc_point()
99 p->ndigits = ndigits; in ecc_alloc_point()
104 ecc_free_digits_space(p->x); in ecc_alloc_point()
116 kfree_sensitive(p->x); in ecc_free_point()
117 kfree_sensitive(p->y); in ecc_free_point()
126 for (i = 0; i < ndigits; i++) in vli_clear()
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/Linux-v6.1/fs/smbfs_common/
Dcifs_md4.c1 // SPDX-License-Identifier: GPL-2.0
12 * Copyright (c) Andrew Tridgell 1997-1998.
31 x &= 0xFFFFFFFF; in lshift()
32 return ((x << s) & 0xFFFFFFFF) | (x >> (32 - s)); in lshift()
35 static inline u32 F(u32 x, u32 y, u32 z) in F() argument
37 return (x & y) | ((~x) & z); in F()
40 static inline u32 G(u32 x, u32 y, u32 z) in G() argument
42 return (x & y) | (x & z) | (y & z); in G()
45 static inline u32 H(u32 x, u32 y, u32 z) in H() argument
47 return x ^ y ^ z; in H()
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/Linux-v6.1/tools/testing/selftests/ftrace/test.d/trigger/
Dtrigger-hist.tc2 # SPDX-License-Identifier: GPL-2.0
3 # description: event trigger - test histogram trigger
46 grep '{ call_site: \[[0-9a-f][0-9a-f]*\] [_a-zA-Z][_a-zA-Z]* *}' events/kmem/kmalloc/hist > /dev/nu…
51 echo "Test histogram with sym-offset modifier"
53 echo 'hist:keys=call_site.sym-offset' > events/kmem/kmalloc/trigger
55 grep '{ call_site: \[[0-9a-f][0-9a-f]*\] [_a-zA-Z][_a-zA-Z]*+0x[0-9a-f][0-9a-f]*' events/kmem/kmall…
56 fail "sym-offset modifier on kmalloc call_site did not work"
66 while [ $# -gt 1 ]; do
67 [ $1 -gt $2 ] && return 1
70 return 0
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/Linux-v6.1/tools/testing/selftests/tc-testing/tc-tests/actions/
Dsimple.json12 0,
17 "cmdUnderTest": "$TC actions add action simple sdata \"A triumph\" index 60",
18 "expExitCode": "0",
20 "matchPattern": "action order [0-9]*: Simple <A triumph>.*index 60 ref",
36 0,
42 "expExitCode": "0",
44 "matchPattern": "action order [0-9]*: Simple <Not changed>.*index 60 ref",
60 0,
69 "matchPattern": "action order [0-9]*: Simple <Jamaica>.*ref",
70 "matchCount": "0",
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/Linux-v6.1/tools/memory-model/Documentation/
Dlitmus-tests.txt1 Linux-Kernel Memory Model Litmus Tests
4 This file describes the LKMM litmus-test format by example, describes
6 versions of this material appeared in a number of LWN articles, including:
9 A formal kernel memory-ordering model (part 2)
20 tool, please see tools/memory-model/README.
23 Copy-Pasta
27 existing litmus test than it is to create one from scratch. A number
30 tools/memory-model/litmus-tests/
31 Documentation/litmus-tests/
40 The -l and -L arguments to "git grep" can be quite helpful in identifying
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/Linux-v6.1/arch/powerpc/boot/
Dwrapper2 # SPDX-License-Identifier: GPL-2.0-only
6 # This script takes a kernel binary and optionally an initrd image
7 # and/or a device-tree blob, and creates a bootable zImage for a
11 # -o zImage specify output file
12 # -p platform specify platform (links in $platform.o)
13 # -i initrd specify initrd file
14 # -d devtree specify device-tree blob
15 # -s tree.dts specify device-tree source file (needs dtc installed)
16 # -e esm_blob specify ESM blob for secure images
17 # -c cache $kernel.strip.gz (use if present & newer, else make)
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/Linux-v6.1/tools/testing/selftests/rcutorture/bin/
Dkvm-test-1-run-qemu.sh2 # SPDX-License-Identifier: GPL-2.0+
4 # Carry out a kvm-based run for the specified qemu-cmd file, which might
5 # have been generated by --build-only kvm.sh run.
7 # Usage: kvm-test-1-run-qemu.sh qemu-cmd-dir
9 # qemu-cmd-dir provides the directory containing qemu-cmd file.
11 # "ds" is the top-level date-stamped directory and "scenario"
13 # must have been made by the caller. The shell-command comments
14 # at the end of the qemu-cmd file are not optional.
20 T=${TMPDIR-/tmp}/kvm-test-1-run-qemu.sh.$$
21 trap 'rm -rf $T' 0
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Dkvm-transform.sh2 # SPDX-License-Identifier: GPL-2.0+
4 # Transform a qemu-cmd file to allow reuse.
6 # Usage: kvm-transform.sh bzImage console.log jitter_dir [ seconds ] < qemu-cmd-in > qemu-cmd-out
11 # The original qemu-cmd file is provided on standard input.
12 # The transformed qemu-cmd file is on standard output.
13 # The transformation assumes that the qemu command is confined to a
21 if test -z "$image"
27 if test -z "$consolelog"
33 if test -z "$jitter_dir" || ! test -d "$jitter_dir"
39 if test -n "$seconds" && echo $seconds | grep -q '[^0-9]'
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/Linux-v6.1/scripts/mod/
Dsumversion.c23 * Copyright (c) Andrew Tridgell 1997-1998.
48 x &= 0xFFFFFFFF; in lshift()
49 return ((x << s) & 0xFFFFFFFF) | (x >> (32 - s)); in lshift()
52 static inline uint32_t F(uint32_t x, uint32_t y, uint32_t z) in F() argument
54 return (x & y) | ((~x) & z); in F()
57 static inline uint32_t G(uint32_t x, uint32_t y, uint32_t z) in G() argument
59 return (x & y) | (x & z) | (y & z); in G()
62 static inline uint32_t H(uint32_t x, uint32_t y, uint32_t z) in H() argument
64 return x ^ y ^ z; in H()
67 #define ROUND1(a,b,c,d,k,s) (a = lshift(a + F(b,c,d) + k, s)) argument
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/Linux-v6.1/scripts/
Dpatch-kernel2 # SPDX-License-Identifier: GPL-2.0
4 # usage: patch-kernel [ sourcedir [ patchdir [ stopversion ] [ -acxx ] ] ]
8 # scripts/patch-kernel . ..
11 # scripts/patch-kernel . .. -ac
13 # scripts/patch-kernel . .. 2.4.9
14 # Gets standard kernel 2.4.9
15 # scripts/patch-kernel . .. 2.4.9 -ac
16 # Gets 2.4.9 with latest ac patches
17 # scripts/patch-kernel . .. 2.4.9 -ac11
18 # Gets 2.4.9 with ac patch ac11
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/Linux-v6.1/fs/ext4/
Dhash.c1 // SPDX-License-Identifier: GPL-2.0
14 #define DELTA 0x9E3779B9
18 __u32 sum = 0; in TEA_transform()
19 __u32 b0 = buf[0], b1 = buf[1]; in TEA_transform()
20 __u32 a = in[0], b = in[1], c = in[2], d = in[3]; in TEA_transform() local
25 b0 += ((b1 << 4)+a) ^ (b1+sum) ^ ((b1 >> 5)+b); in TEA_transform()
27 } while (--n); in TEA_transform()
29 buf[0] += b0; in TEA_transform()
34 #define F(x, y, z) ((z) ^ ((x) & ((y) ^ (z)))) argument
35 #define G(x, y, z) (((x) & (y)) + (((x) ^ (y)) & (z))) argument
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/Linux-v6.1/tools/thermal/tmon/
Dtmon.82 # SPDX-License-Identifier: GPL-2.0
4 \fBtmon\fP - A monitoring and testing tool for Linux kernel thermal subsystem
13 real-time thermal data; tune
22 - show thermal zone information
23 - show cooling device information
24 - show trip point binding within each thermal zone
25 - show trip point and cooling device instance bindings
28 - show temperature of all thermal zones w.r.t. its trip points and types
29 - show states of all cooling devices
32 - with a built-in Proportional Integral Derivative (\fBPID\fP)
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/Linux-v6.1/drivers/input/tablet/
Dwacom_serial4.c1 // SPDX-License-Identifier: GPL-2.0-or-later
6 * Copyright 2011-2012 Julian Squires <julian@cipht.net>
13 * - elo, gunze drivers by Vojtech Pavlik <vojtech@ucw.cz>;
14 * - wacom_w8001 driver by Jaya Kumar <jayakumar.lkml@gmail.com>;
15 * - the USB wacom input driver, credited to many people
17 * - new and old versions of linuxwacom / xf86-input-wacom credited to
20 * - and xf86wacom.c (a presumably ancient version of the linuxwacom code),
24 * - support pad buttons; (requires access to a model with pad buttons)
25 * - support (protocol 4-style) tilt (requires access to a > 1.4 rom model)
29 * Wacom serial protocol 4 documentation taken from linuxwacom-0.9.9 code,
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/Linux-v6.1/drivers/video/fbdev/
Dfm2fb.c2 * linux/drivers/video/fm2fb.c -- BSC FrameMaster II/Rainbow II frame buffer
5 * Copyright (C) 1998 Steffen A. Mork (linux-dev@morknet.de)
8 * Written for 2.0.x by Steffen A. Mork
27 * The BSC FrameMaster II (or Rainbow II) is a simple very dumb
35 * - PAL/NTSC
36 * - interlaced/non interlaced
37 * - composite sync/sync/sync over green
40 * - 768x576 (PAL)
41 * - 768x480 (NTSC)
53 * At relative address 0x1ffff8 of the frame buffers base address
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/Linux-v6.1/Documentation/devicetree/bindings/net/wireless/
Dbrcm,bcm4329-fmac.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/net/wireless/brcm,bcm4329-fmac.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Arend van Spriel <arend@broadcom.com>
15 These chips also have a Bluetooth portion described in a separate
21 - items:
22 - enum:
23 - brcm,bcm43143-fmac
24 - brcm,bcm4341b0-fmac
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/Linux-v6.1/tools/perf/tests/shell/lib/
Dcoresight.sh1 # SPDX-License-Identifier: GPL-2.0
4 # This is sourced from a driver script so no need for #!/bin... etc. at the
5 # top - the assumption below is that it runs as part of sourcing after the
12 PERFRECMEM="-m ,16M"
13 PERFRECOPT="$PERFRECMEM -e cs_etm//u"
15 TOOLS=$(dirname $0)
19 if ! test -x "$BIN"; then exit 2; fi
22 if test -n "$PERF_TEST_CORESIGHT_DATADIR"; then
27 if test -n "$PERF_TEST_CORESIGHT_STATDIR"; then
31 # Called if the test fails - error code 1
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/Linux-v6.1/tools/perf/util/
Ddemangle-rust.c1 // SPDX-License-Identifier: GPL-2.0
5 #include "demangle-rust.h"
16 * The last component of the path is a 64-bit hash in lowercase hex, prefixed
17 * with "h". Rust does not have a global namespace between crates, an illusion
21 * Any path component not starting with a XID_Start character is prefixed with
40 * A double ".." means "::" and a single "." means "-".
42 * The only characters allowed in the mangled symbol are a-zA-Z0-9 and _.:$
55 * sym: symbol that has been through BFD-demangling
61 * 2. As a sanity check, the hash must use between 5 and 15 of the 16 possible
63 * may see a false negative. The point is to notice path components that
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/Linux-v6.1/drivers/tty/hvc/
Dhvc_iucv.c1 // SPDX-License-Identifier: GPL-2.0
3 * z/VM IUCV hypervisor console (HVC) device driver
6 * z/VM IUCV communication paths.
36 #define MSG_VERSION 0x02 /* Message version */
37 #define MSG_TYPE_ERROR 0x01 /* Error message */
38 #define MSG_TYPE_TERMENV 0x02 /* Terminal environment variable */
39 #define MSG_TYPE_TERMIOS 0x04 /* Terminal IO struct update */
40 #define MSG_TYPE_WINSIZE 0x08 /* Terminal window size update */
41 #define MSG_TYPE_DATA 0x10 /* Terminal data */
46 #define MSG_MAX_DATALEN ((u16)(~0))
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/Linux-v6.1/tools/certs/
Dprint-cert-tbs-hash.sh2 # SPDX-License-Identifier: GPL-2.0
8 # Compute and print the To Be Signed (TBS) hash of a certificate. This is used
10 # This output should be redirected, without newline, in a file (hash0.txt) and
11 # signed to create a PKCS#7 file (hash0.p7s). Both of these files can then be
14 # Exemple on a workstation:
15 # ./print-cert-tbs-hash.sh certificate-to-invalidate.pem > hash0.txt
16 # openssl smime -sign -in hash0.txt -inkey builtin-private-key.pem \
17 # -signer builtin-certificate.pem -certfile certificate-chain.pem \
18 # -noattr -binary -outform DER -out hash0.p7s
20 # Exemple on a managed system:
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/Linux-v6.1/tools/testing/selftests/ftrace/
Dftracetest2 # SPDX-License-Identifier: GPL-2.0-only
4 # ftracetest - Ftrace test shell scripts
11 [ ! -z "$2" ] && echo $2
12 echo "Usage: ftracetest [options] [testcase(s)] [testcase-directory(s)]"
14 echo " -h|--help Show help message"
15 echo " -k|--keep Keep passed test logs"
16 echo " -v|--verbose Increase verbosity of test messages"
17 echo " -vv Alias of -v -v (Show all results in stdout)"
18 echo " -vvv Alias of -v -v -v (Show all commands immediately)"
19 echo " --fail-unsupported Treat UNSUPPORTED as a failure"
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