| /openbmc/linux/drivers/gpu/drm/msm/disp/dpu1/ |
| H A D | dpu_hw_catalog.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (c) 2022-2023, Qualcomm Innovation Center, Inc. All rights reserved.
4 * Copyright (c) 2015-2018, 2020 The Linux Foundation. All rights reserved.
16 * Max hardware block count: For ex: max 12 SSPP pipes or
32 * MDP TOP BLOCK features
35 * @DPU_MDP_PERIPH_0_REMOVED Indicates that access to periph top0 block results
38 * (moved into INTF block since DPU 5.0.0)
52 * SSPP sub-blocks/features
59 * @DPU_SSPP_CSC_10BIT, Support of 10-bit Color space conversion
62 * @DPU_SSPP_QOS_8LVL, SSPP support 8-level QoS control
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| /openbmc/linux/Documentation/devicetree/bindings/sound/ |
| H A D | st,stm32-sai.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/sound/st,stm32-sai.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Olivier Moysan <olivier.moysan@foss.st.com>
14 protocols as I2S standards, LSB or MSB-justified, PCM/DSP, TDM, and AC'97.
15 The SAI contains two independent audio sub-blocks. Each sub-block has
21 - st,stm32f4-sai
22 - st,stm32h7-sai
26 - description: Base address and size of SAI common register set.
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| /openbmc/linux/sound/soc/uniphier/ |
| H A D | aio-core.c | 1 // SPDX-License-Identifier: GPL-2.0
5 // Copyright (c) 2016-2018 Socionext Inc.
17 #include "aio-reg.h"
22 return wr - rd; in rb_cnt()
24 return len - (rd - wr); in rb_cnt()
30 return wr - rd; in rb_cnt_to_end()
32 return len - rd; in rb_cnt_to_end()
38 return len - (wr - rd) - 8; in rb_space()
40 return rd - wr - 8; in rb_space()
46 return rd - wr - 8; in rb_space_to_end()
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| /openbmc/linux/Documentation/driver-api/media/ |
| H A D | v4l2-subdev.rst | 1 .. SPDX-License-Identifier: GPL-2.0
3 V4L2 sub-devices
4 ----------------
6 Many drivers need to communicate with sub-devices. These devices can do all
8 encoding or decoding. For webcams common sub-devices are sensors and camera
12 driver with a consistent interface to these sub-devices the
13 :c:type:`v4l2_subdev` struct (v4l2-subdev.h) was created.
15 Each sub-device driver must have a :c:type:`v4l2_subdev` struct. This struct
16 can be stand-alone for simple sub-devices or it might be embedded in a larger
18 low-level device struct (e.g. ``i2c_client``) that contains the device data as
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| H A D | v4l2-controls.rst | 1 .. SPDX-License-Identifier: GPL-2.0
7 ------------
31 sub-device drivers.
35 ------------------------
48 Basic usage for V4L2 and sub-device drivers
49 -------------------------------------------
53 .. code-block:: c
55 #include <media/v4l2-ctrls.h>
57 1.1) Add the handler to your driver's top-level struct:
61 .. code-block:: c
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| /openbmc/linux/lib/zstd/compress/ |
| H A D | zstd_compress_superblock.c | 5 * This source code is licensed under both the BSD-style license (found in the
8 * You may select, at your option, one of the above-listed licenses.
11 /*-*************************************
23 * Compresses literals section for a sub-block.
32 * hufMetadata->hType has literals block type info.
33 * If it is set_basic, all sub-blocks literals section will be Raw_Literals_Block.
34 * If it is set_rle, all sub-blocks literals section will be RLE_Literals_Block.
35 …* If it is set_compressed, first sub-block's literals section will be Compressed_Literals_Blo…
36 * If it is set_compressed, first sub-block's literals section will be Treeless_Literals_Block
37 * and the following sub-blocks' literals sections will be Treeless_Literals_Block.
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| /openbmc/linux/fs/ntfs/ |
| H A D | compress.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * compress.c - NTFS kernel compressed attributes handling.
4 * Part of the Linux-NTFS project.
6 * Copyright (c) 2001-2004 Anton Altaparmakov
22 * ntfs_compression_constants - enum of constants used in the compression code
30 /* Compression sub-block constants. */
36 * The maximum compression block size is by definition 16 * the cluster
45 * ntfs_compression_buffer - one buffer for the decompression engine
50 * ntfs_cb_lock - spinlock which protects ntfs_compression_buffer
55 * allocate_compression_buffers - allocate the decompression buffers
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| /openbmc/linux/Documentation/admin-guide/media/ |
| H A D | fimc.rst | 1 .. SPDX-License-Identifier: GPL-2.0
8 Copyright |copy| 2012 - 2013 Samsung Electronics Co., Ltd.
17 drivers/media/platform/samsung/exynos4-is directory.
20 --------------
22 S5PC100 (mem-to-mem only), S5PV210, Exynos4210
25 ------------------
27 - camera parallel interface capture (ITU-R.BT601/565);
28 - camera serial interface capture (MIPI-CSI2);
29 - memory-to-memory processing (color space conversion, scaling, mirror
31 - dynamic pipeline re-configuration at runtime (re-attachment of any FIMC
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| /openbmc/linux/arch/arm64/crypto/ |
| H A D | aes-modes.S | 1 /* 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 */
62 ld1 {v0.16b-v3.16b}, [x1], #64 /* get 4 pt blocks */
66 st1 {v0.16b-v3.16b}, [x0], #64
73 ld1 {v0.16b}, [x1], #16 /* get next pt block */
92 ld1 {v0.16b-v3.16b}, [x1], #64 /* get 4 ct blocks */
96 st1 {v0.16b-v3.16b}, [x0], #64
103 ld1 {v0.16b}, [x1], #16 /* get next ct block */
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| /openbmc/linux/arch/sparc/lib/ |
| H A D | NGmemcpy.S | 1 /* SPDX-License-Identifier: GPL-2.0 */
94 sub %g1, 8, %g1
99 sub %g1, 16, %g1
104 sub %g1, 24, %g1
109 sub %g1, 32, %g1
114 sub %g1, 40, %g1
119 sub %g1, 48, %g1
124 sub %g1, 56, %g1
133 sub %i4, 8, %i4
171 save %sp, -SAVE_AMOUNT, %sp
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| H A D | M7memcpy.S | 15 * Fast assembler language version of the following C-program for memcpy
16 * which represents the `standard' for the C-library.
26 * } while (--n != 0);
60 * copy with ldx/stx in 8-way unrolled loop;
61 * copy final 0-63 bytes; exit with dst addr
65 * Use BIS (block initializing store) to avoid copying store cache
66 * lines from memory. But pre-store first element of each cache line
74 * move words in 8-way unrolled loop
75 * move final 0-31 bytes; exit with dst addr
77 * use alignaddr/faligndata combined with ldd/std in 8-way
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| H A D | M7memset.S | 15 * 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.
61 * BIS = Block Init Store
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| /openbmc/linux/Documentation/devicetree/bindings/mailbox/ |
| H A D | ti,omap-mailbox.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/mailbox/ti,omap-mailbox.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Suman Anna <s-anna@ti.com>
14 processors using a queued mailbox interrupt mechanism. The IP block is
19 Each mailbox IP block/cluster has a certain number of h/w fifo queues and
35 lines can also be routed to different processor sub-systems on DRA7xx as they
38 combine multiple clusters into a single IP block present within the Main
42 block comprising of multiple clusters, but the number of clusters are
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| /openbmc/linux/fs/xfs/scrub/ |
| H A D | bitmap.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * Copyright (C) 2018-2023 Oracle. All Rights Reserved.
34 #define START(node) ((node)->bn_start)
35 #define LAST(node) ((node)->bn_last)
39 * forward-declare them anyway for clarity.
60 for ((bn) = rb_entry_safe(rb_first(&(bitmap)->xb_root.rb_root), \ in INTERVAL_TREE_DEFINE()
63 (bn) = rb_entry_safe(rb_next(&(bn)->bn_rbnode), \
75 uint64_t last = start + len - 1;
77 while ((bn = xbitmap_tree_iter_first(&bitmap->xb_root, start, last))) {
78 if (bn->bn_start < start && bn->bn_last > last) {
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| /openbmc/linux/Documentation/filesystems/ |
| H A D | zonefs.rst | 1 .. SPDX-License-Identifier: GPL-2.0
4 ZoneFS - Zone filesystem for Zoned block devices
10 zonefs is a very simple file system exposing each zone of a zoned block device
11 as a file. Unlike a regular POSIX-compliant file system with native zoned block
13 constraint of zoned block devices to the user. Files representing sequential
17 As such, zonefs is in essence closer to a raw block device access interface
18 than to a full-featured POSIX file system. The goal of zonefs is to simplify
19 the implementation of zoned block device support in applications by replacing
20 raw block device file accesses with a richer file API, avoiding relying on
21 direct block device file ioctls which may be more obscure to developers. One
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| /openbmc/linux/include/drm/ |
| H A D | drm_fourcc.h | 29 * DRM_FORMAT_MAX_PLANES - maximum number of planes a DRM format can have
59 * struct drm_format_info - information about a DRM format
91 * Number of bytes per block (per plane), where blocks are
104 * block and non-block formats in the same way.
106 * For formats that are intended to be used only with non-linear
118 * Block width in pixels, this is intended to be accessed through
126 * Block height in pixels, this is intended to be accessed through
142 /** @is_color_indexed: Is it a color-indexed format? */
147 * drm_format_info_is_yuv_packed - check that the format info matches a YUV
157 return info->is_yuv && info->num_planes == 1; in drm_format_info_is_yuv_packed()
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| /openbmc/linux/Documentation/devicetree/bindings/powerpc/fsl/ |
| H A D | srio-rmu.txt | 5 node is composed of three types of sub-nodes ("fsl-srio-msg-unit",
6 "fsl-srio-dbell-unit" and "fsl-srio-port-write-unit").
10 - compatible
13 Definition: Must include "fsl,srio-rmu-vX.Y", "fsl,srio-rmu".
15 The version X.Y should match the general SRIO controller's IP Block
18 - reg
20 Value type: <prop-encoded-array>
25 - fsl,liodn
26 Usage: optional-but-recommended (for devices with PAMU)
27 Value type: <prop-encoded-array>
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| /openbmc/linux/Documentation/devicetree/bindings/mfd/ |
| H A D | max8998.txt | 1 * Maxim MAX8998, National/TI LP3974 multi-function device
3 The Maxim MAX8998 is a multi-function device which includes voltage/current
5 other sub-blocks. It is interfaced using an I2C interface. Each sub-block
8 PMIC sub-block
9 --------------
11 The PMIC sub-block contains a number of voltage and current regulators,
17 - compatible: Should be one of the following:
18 - "maxim,max8998" for Maxim MAX8998
19 - "national,lp3974" or "ti,lp3974" for National/TI LP3974.
20 - reg: Specifies the i2c slave address of the pmic block. It should be 0x66.
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| /openbmc/linux/Documentation/userspace-api/media/ |
| H A D | glossary.rst | 1 .. SPDX-License-Identifier: GPL-2.0 OR GFDL-1.1-no-invariants-or-later
51 **Field-programmable Gate Array**
56 See https://en.wikipedia.org/wiki/Field-programmable_gate_array.
60 :term:`SPI` device, or an :term:`IP Block` inside an
65 together make a larger user-facing functional peripheral. For
66 instance, the :term:`SoC` :term:`ISP` :term:`IP Block`
73 **Inter-Integrated Circuit**
75 A multi-master, multi-slave, packet switched, single-ended,
77 like sub-device hardware components.
79 See http://www.nxp.com/docs/en/user-guide/UM10204.pdf.
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| /openbmc/linux/Documentation/devicetree/bindings/interconnect/ |
| H A D | samsung,exynos-bus.yaml | 1 # 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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| /openbmc/linux/Documentation/userspace-api/netlink/ |
| H A D | genetlink-legacy.rst | 1 .. SPDX-License-Identifier: BSD-3-Clause
9 the ``genetlink-legacy`` protocol level.
15 --------------------
17 New Netlink families should use ``multi-attr`` to define arrays.
21 For reference the ``multi-attr`` array may look like this::
23 [ARRAY-ATTR]
27 [SOME-OTHER-ATTR]
28 [ARRAY-ATTR]
33 where ``ARRAY-ATTR`` is the array entry type.
35 array-nest
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| /openbmc/linux/arch/arm/crypto/ |
| H A D | aes-ce-core.S | 1 /* 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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| /openbmc/qemu/storage-daemon/qapi/ |
| H A D | qapi-schema.json | 1 # -*- Mode: Python -*-
18 # Documentation generated with qapi-gen.py is in source order, with
19 # included sub-schemas inserted at the first include directive
21 # stable order, it's best to include each sub-schema just once, or
30 # = Block devices
32 { 'include': '../../qapi/block-core.json' }
33 { 'include': '../../qapi/block-export.json' }
|
| /openbmc/linux/include/linux/ceph/ |
| H A D | rados.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
29 #define CEPH_SNAPDIR ((__u64)(-1)) /* reserved for hidden .snap dir */
30 #define CEPH_NOSNAP ((__u64)(-2)) /* "head", "live" revision */
31 #define CEPH_MAXSNAP ((__u64)(-3)) /* largest valid snapid */
40 * object layout - how objects are mapped into PGs
47 * pg layout -- how PGs are mapped onto (sets of) OSDs
69 * pg_num -- base number of pseudorandomly placed pgs
71 * pgp_num -- effective number when calculating pg placement. this
78 * lpg_num -- localized pg count (per device). replicas are randomly
81 * lpgp_num -- as above.
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| /openbmc/linux/arch/sparc/mm/ |
| H A D | viking.S | 1 /* SPDX-License-Identifier: GPL-2.0 */
12 #include <asm/asm-offsets.h>
40 sub %o0, %g2, %g3
43 clr %o1 ! set counter, 0 - 127
44 sethi %hi(PAGE_OFFSET + PAGE_SIZE - 0x80000000), %o3
49 clr %o2 ! block counter, 0 - 3
54 sll %o2, 26, %g5 ! block << 26
81 sll %o2, 26, %g5 ! block << 26
93 sub %o0, %g2, %g3
94 sub %g3, -PAGE_SIZE, %g3 ! ppage + PAGE_SIZE
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