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/linux/arch/arm64/crypto/
H A Daes-modes.S1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * linux/arch/arm64/crypto/aes-modes.S - chaining mode wrappers for AES
5 * Copyright (C) 2013 - 2017 Linaro Ltd <ard.biesheuvel@linaro.org>
8 /* included by aes-ce.S and aes-neon.S */
49 * int blocks)
51 * int blocks)
62 ld1 {v0.16b-v3.16b}, [x1], #64 /* get 4 pt blocks */
66 st1 {v0.16b-v3.16b}, [x0], #64
92 ld1 {v0.16b-v3.16b}, [x1], #64 /* get 4 ct blocks */
96 st1 {v0.16b-v3.16b}, [x0], #64
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H A Dghash-ce-core.S1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2014 - 2018 Linaro Ltd. <ard.biesheuvel@linaro.org>
61 .arch armv8-a+crypto
149 ld1 {HH.2d-HH4.2d}, [x8]
197 // PMULL (64x64->128) based reduction for CPUs that can do
214 // 64x64->128 PMULL instruction
253 tbnz w0, #0, 2f // skip until #blocks is a
256 1: ld1 {XM3.16b-TT4.16b}, [x2], #64
258 sub w0, w0, #4
320 sub w0, w0, #1
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/linux/include/linux/mfd/
H A Drohm-bd957x.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
17 * The BD9576 has own IRQ 'blocks' for:
18 * - I2C/thermal,
19 * - Over voltage protection
20 * - Short-circuit protection
21 * - Over current protection
22 * - Over voltage detection
23 * - Under voltage detection
24 * - Under voltage protection
25 * - 'system interrupt'.
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/linux/Documentation/devicetree/bindings/interconnect/
H A Dsamsung,exynos-bus.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/interconnect/samsung,exynos-bus.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chanwoo Choi <cw00.choi@samsung.com>
11 - Krzysztof Kozlowski <krzk@kernel.org>
15 sub-blocks in SoC. Most Exynos SoCs share the common architecture for buses.
20 sub-blocks.
22 The Exynos SoC includes the various sub-blocks which have the each AXI bus.
24 line. The power line might be shared among one more sub-blocks. So, we can
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/linux/arch/arm/crypto/
H A Daes-neonbs-core.S1 /* SPDX-License-Identifier: GPL-2.0-only */
11 * 'Faster and Timing-Attack Resistant AES-GCM' by Emilia Kaesper and
15 * for 32-bit ARM written by Andy Polyakov <appro@openssl.org>
262 vld1.8 {\t0-\t1}, [bskey, :256]!
264 vld1.8 {\t2-\t3}, [bskey, :256]!
269 vld1.8 {\t0-\t1}, [bskey, :256]!
273 vld1.8 {\t2-\t3}, [bskey, :256]!
354 vld1.8 {\t0-\t1}, [bskey, :256]!
356 vld1.8 {\t2-\t3}, [bskey, :256]!
358 vld1.8 {\t4-\t5}, [bskey, :256]!
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H A Daes-ce-core.S1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * aes-ce-core.S - AES in CBC/CTR/XTS mode using ARMv8 Crypto Extensions
12 .arch armv8-a
13 .fpu crypto-neon-fp-armv8
102 vld1.32 {q10-q11}, [ip]!
104 vld1.32 {q12-q13}, [ip]!
106 vld1.32 {q10-q11}, [ip]!
108 vld1.32 {q12-q13}, [ip]!
110 blo 0f @ AES-128: 10 rounds
111 vld1.32 {q10-q11}, [ip]!
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/linux/lib/zstd/compress/
H A Dzstd_compress_superblock.c1 // SPDX-License-Identifier: GPL-2.0+ OR BSD-3-Clause
6 * This source code is licensed under both the BSD-style license (found in the
9 * You may select, at your option, one of the above-listed licenses.
12 /*-*************************************
24 * Compresses literals section for a sub-block.
33 * hufMetadata->hType has literals block type info.
34 * If it is set_basic, all sub-blocks literals section will be Raw_Literals_Block.
35 * If it is set_rle, all sub-blocks literals section will be RLE_Literals_Block.
36 …* If it is set_compressed, first sub-block's literals section will be Compressed_Literals_Blo…
37 * If it is set_compressed, first sub-block's literals section will be Treeless_Literals_Block
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/linux/arch/x86/crypto/
H A Daes-gcm-aesni-x86_64.S1 /* SPDX-License-Identifier: Apache-2.0 OR BSD-2-Clause */
3 // AES-NI optimized AES-GCM for x86_64
9 //------------------------------------------------------------------------------
11 // This file is dual-licensed, meaning that you can use it under your choice of
17 // http://www.apache.org/licenses/LICENSE-2.0
49 //------------------------------------------------------------------------------
51 // This file implements AES-GCM (Galois/Counter Mode) for x86_64 CPUs that
52 // support the original set of AES instructions, i.e. AES-NI. Two
55 // that the AVX implementation takes advantage of VEX-coded instructions in some
57 // implementation does *not* use 256-bit vectors, as AES is not supported on
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/linux/fs/xfs/scrub/
H A Drepair.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2018-2023 Oracle. All Rights Reserved.
58 * told us to fix it. This function returns -EAGAIN to mean "re-run scrub",
69 trace_xrep_attempt(XFS_I(file_inode(sc->file)), sc->sm, error); in xrep_attempt()
71 xchk_ag_btcur_free(&sc->sa); in xrep_attempt()
72 xchk_rtgroup_btcur_free(&sc->sr); in xrep_attempt()
75 ASSERT(sc->ops->repair); in xrep_attempt()
76 run->repair_attempted = true; in xrep_attempt()
78 error = sc->ops->repair(sc); in xrep_attempt()
79 trace_xrep_done(XFS_I(file_inode(sc->file)), sc->sm, error); in xrep_attempt()
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H A Dreap.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2022-2023 Oracle. All Rights Reserved.
50 * Disposal of Blocks from Old Metadata
53 * to dispose of the blocks that (we think) the old btree was using.
56 * blocks with the same rmap owner that are owned by another data structure
58 * remaining in bitmap are the old btree's blocks.
61 * blocks on disk. The rmap data can tell us if there are multiple owners, so
68 * will be rebuilt (atop different blocks), thereby removing all the cross
130 error = xfs_rmap_alloc(sc->tp, sc->sa.agf_bp, sc->sa.pag, agbno, 1, in xreap_put_freelist()
136 error = xfs_alloc_read_agfl(sc->sa.pag, sc->tp, &agfl_bp); in xreap_put_freelist()
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/linux/arch/riscv/crypto/
H A Daes-riscv64-zvkned.S1 /* SPDX-License-Identifier: Apache-2.0 OR BSD-2-Clause */
3 // This file is dual-licensed, meaning that you can use it under your
41 // The generated code of this file depends on the following RISC-V extensions:
42 // - RV64I
43 // - RISC-V Vector ('V') with VLEN >= 128
44 // - RISC-V Vector AES block cipher extension ('Zvkned')
51 #include "aes-macros.S"
88 // t0 is the remaining length in 32-bit words. It's a multiple of 4.
91 sub t0, t0, t1 // Subtract number of words processed
134 addi LEN, LEN, -16
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H A Daes-riscv64-zvkned-zvkb.S1 /* SPDX-License-Identifier: Apache-2.0 OR BSD-2-Clause */
3 // This file is dual-licensed, meaning that you can use it under your
39 // The generated code of this file depends on the following RISC-V extensions:
40 // - RV64I
41 // - RISC-V Vector ('V') with VLEN >= 128
42 // - RISC-V Vector AES block cipher extension ('Zvkned')
43 // - RISC-V Vector Cryptography Bit-manipulation extension ('Zvkb')
50 #include "aes-macros.S"
63 // LEN32 = number of blocks, rounded up, in 32-bit words.
68 // Create a mask that selects the last 32-bit word of each 128-bit
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/linux/Documentation/filesystems/
H A Dzonefs.rst1 .. SPDX-License-Identifier: GPL-2.0
4 ZoneFS - Zone filesystem for Zoned block devices
11 as a file. Unlike a regular POSIX-compliant file system with native zoned block
18 than to a full-featured POSIX file system. The goal of zonefs is to simplify
22 example of this approach is the implementation of LSM (log-structured merge)
31 -------------------
62 by sub-directories. This file structure is built entirely using zone information
63 provided by the device and so does not require any complex on-disk metadata
66 On-disk metadata
67 ----------------
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/linux/Documentation/devicetree/bindings/reset/
H A Dreset.txt8 Hardware blocks typically receive a reset signal. This signal is generated by
10 reset consumer (the module being reset, or a module managing when a sub-
15 specifier - a list of DT cells that represents the reset signal within the
21 in hardware for a reset signal to affect multiple logically separate HW blocks
35 #reset-cells: Number of cells in a reset specifier; Typically 0 for nodes
41 rst: reset-controller {
42 #reset-cells = <1>;
51 #reset-cells, then only the phandle portion of the pair will
55 reset-names: List of reset signal name strings sorted in the same order as
56 the resets property. Consumers drivers will use reset-names to
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/linux/Documentation/driver-api/media/
H A Dv4l2-intro.rst1 .. SPDX-License-Identifier: GPL-2.0
4 ------------
8 /dev, and create also non-V4L2 devices such as DVB, ALSA, FB, I2C and input
15 called 'sub-devices'.
22 connecting to sub-devices themselves. Some of this is quite complicated
28 So this framework sets up the basic building blocks that all drivers
32 A good example to look at as a reference is the v4l2-pci-skeleton.c
38 -------------------------
44 2) A way of initializing and commanding sub-devices (if any).
47 and keeping track of device-node specific data.
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/linux/lib/crypto/x86/
H A Dchacha-avx512vl-x86_64.S1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * ChaCha 256-bit cipher algorithm, x64 AVX-512VL functions
29 # %rsi: up to 2 data blocks output, o
30 # %rdx: up to 2 data blocks input, i
34 # This function encrypts two ChaCha blocks by loading the state
41 # x0..3[0-2] = s0..3
110 sub $2,%r8d
181 sub $1,%rax
194 # %rsi: up to 4 data blocks output, o
195 # %rdx: up to 4 data blocks input, i
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/linux/drivers/gpu/drm/msm/
H A DNOTES4 display controller blocks at play:
5 + MDP3 - ?? seems to be what is on geeksphone peak device
6 + MDP4 - S3 (APQ8060, touchpad), S4-pro (APQ8064, nexus4 & ifc6410)
7 + MDP5 - snapdragon 800
12 Plus a handful of blocks around them for HDMI/DSI/etc output.
18 But, HDMI/DSI/etc blocks seem like they can be shared across multiple
19 display controller blocks. And I for sure don't want to have to deal
20 with N different kms devices from xf86-video-freedreno. Plus, it
27 And one or more 'struct msm_gpu' for the various different gpu sub-
38 plane -> PIPE{RGBn,VGn} \
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/linux/Documentation/filesystems/ext4/
H A Dinodes.rst1 .. SPDX-License-Identifier: GPL-2.0
4 -----------
15 links and is in general more seek-happy than ext4 due to its simpler
19 sized to have enough blocks to store at least
22 ``(inode_number - 1) / sb.s_inodes_per_group``, and the offset into the
23 group's table is ``(inode_number - 1) % sb.s_inodes_per_group``. There
31 .. list-table::
33 :header-rows: 1
36 * - Offset
37 - Size
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/linux/drivers/accel/habanalabs/common/
H A Dsecurity.h1 /* SPDX-License-Identifier: GPL-2.0
3 * Copyright 2016-2022 HabanaLabs, Ltd.
11 #include <linux/io-64-nonatomic-lo-hi.h>
15 /* special blocks */
23 * struct hl_special_block_info - stores address details of a particular type of
29 * @major: number of major blocks of particular type.
30 * @minor: number of minor blocks of particular type.
31 * @sub_minor: number of sub minor blocks of particular type.
32 * @major_offset: address gap between 2 consecutive major blocks of particular type,
34 * @minor_offset: address gap between 2 consecutive minor blocks of particular type,
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/linux/Documentation/devicetree/bindings/power/
H A Dpower-domain.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/power/power-domain.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rafael J. Wysocki <rafael@kernel.org>
11 - Kevin Hilman <khilman@kernel.org>
12 - Ulf Hansson <ulf.hansson@linaro.org>
16 used for power gating of selected IP blocks for power saving by reduced
18 capable of scaling performance for a group of IP blocks.
25 \#power-domain-cells property in the PM domain provider node.
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/linux/Documentation/admin-guide/media/
H A Dqcom_camss.rst1 .. SPDX-License-Identifier: GPL-2.0
9 ------------
25 ----------------------------------
30 - 2 / 3 CSIPHY modules. They handle the Physical layer of the CSI2 receivers.
32 - 2 / 4 CSID (CSI Decoder) modules. They handle the Protocol and Application
36 - ISPIF (ISP Interface) module. Handles the routing of the data streams from
38 - 1 / 2 VFE (Video Front End) module(s). Contain a pipeline of image processing
39 hardware blocks. The VFE has different input interfaces. The PIX (Pixel) input
48 -----------------------
52 - Input from camera sensor via CSIPHY;
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/linux/lib/crc/arm64/
H A Dcrc32-core.S1 /* SPDX-License-Identifier: GPL-2.0-only */
5 * Copyright (C) 2016 - 2018 Linaro Ltd.
96 sub x2, x2, #32
97 ldp x5, x6, [x1, #-16]
152 lsr len, len, #6 // len := # of 64-byte blocks
154 /* Process up to 64 blocks of 64 bytes at a time */
158 sub len, len, x3
160 /* Divide the input into 4 contiguous blocks */
167 adr_l x5, \table - 12 // entry 0 omitted
178 .Lb\@: sub x3, x3, #1
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/linux/arch/sparc/lib/
H A DM7memset.S15 * Fast assembler language version of the following C-program for memset
16 * which represents the `standard' for the C-library.
25 * } while (--n != 0);
35 * Then store as many 4-byte chunks, followed by trailing bytes.
39 * store 8-bytes chunks to align the address on 64 byte boundary
42 * 64-byte cache line to zero which will also clear the
49 * In the main loop, continue pre-setting the first long
56 * store remaining data in 64-byte chunks until less than
59 * Store as many 8-byte chunks, followed by trailing bytes.
109 .size M7clear_page,.-M7clear_page
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/linux/scripts/lib/kdoc/
H A Dkdoc_re.py2 # SPDX-License-Identifier: GPL-2.0
8 Those help caching regular expressions and do matching for kernel-doc.
22 regular expressions and define sub at class init time.
30 Adds a new regex or re-use it from the cache.
92 def sub(self, sub, string, count=0):
94 Alias to re.sub
97 return self.regex.sub(su
95 sub(self, sub, string, count=0) global() argument
229 sub(self, regex, sub, line, count=0) global() argument
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/linux/sound/soc/uniphier/
H A Daio.h1 /* SPDX-License-Identifier: GPL-2.0 */
5 * Copyright (c) 2016-2018 Socionext Inc.
15 #include <sound/soc-dai.h>
43 /* IEC61937 Repetition period of data-burst in IEC60958 frames */
52 /* IEC61937 Repetition period of Pause data-burst in IEC60958 frames */
70 #define AUD_NAME_PCMIN1 "aio-pcmin1"
71 #define AUD_NAME_PCMIN2 "aio-pcmin2"
72 #define AUD_NAME_PCMIN3 "aio-pcmin3"
73 #define AUD_NAME_IECIN1 "aio-iecin1"
74 #define AUD_NAME_DIECIN1 "aio-diecin1"
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