| /linux-6.14.4/Documentation/userspace-api/media/v4l/ |
| D | pixfmt-z16.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _V4L2-PIX-FMT-Z16:
10 16-bit depth data with distance values at each pixel
16 This is a 16-bit format, representing depth data. Each pixel is a
19 is stored in a 16-bit word in the little endian byte order.
27 .. flat-table::
28 :header-rows: 0
29 :stub-columns: 0
31 * - start + 0:
32 - Z\ :sub:`00low`
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| /linux-6.14.4/Documentation/devicetree/bindings/iio/adc/ |
| D | adi,ad4695.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <[email protected]>
11 - Nuno Sá <[email protected]>
14 A family of similar multi-channel analog to digital converters with SPI bus.
21 $ref: /schemas/spi/spi-peripheral-props.yaml#
26 - adi,ad4695
27 - adi,ad4696
28 - adi,ad4697
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| D | adi,ad4000.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Marcelo Schmitt <[email protected]>
15 https://www.analog.com/media/en/technical-documentation/data-sheets/ad4000-4004-4008.pdf
16 https://www.analog.com/media/en/technical-documentation/data-sheets/ad4001-4005.pdf
17 https://www.analog.com/media/en/technical-documentation/data-sheets/ad4002-4006-4010.pdf
18 https://www.analog.com/media/en/technical-documentation/data-sheets/ad4003-4007-4011.pdf
19 https://www.analog.com/media/en/technical-documentation/data-sheets/ad4020-4021-4022.pdf
20 https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4001.pdf
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| /linux-6.14.4/Documentation/hwmon/ |
| D | pmbus.rst | 12 Addresses scanned: -
23 Addresses scanned: -
27 https://www.onsemi.com/pub_link/Collateral/ADP4000-D.PDF
29 https://www.onsemi.com/pub_link/Collateral/NCP4200-D.PDF
31 https://www.onsemi.com/pub_link/Collateral/JUNE%202009-%20REV.%200.PDF
37 Addresses scanned: -
55 Addresses scanned: -
73 Addresses scanned: -
83 Addresses scanned: -
88 Author: Guenter Roeck <linux@roeck-us.net>
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| /linux-6.14.4/mm/ |
| D | page_alloc.c | 1 // SPDX-License-Identifier: GPL-2.0-only
39 #include <linux/fault-inject.h>
63 /* Free Page Internal flags: for internal, non-pcp variants of free_pages(). */
66 /* No special request */
72 * reporting it and marking it "reported" - it only skips notifying
81 * page shuffling (relevant code - e.g., memory onlining - is expected to
84 * Note: No code should rely on this flag for correctness - it's purely
91 /* prevent >1 _updater_ of zone percpu pageset ->high and ->batch fields */
104 /* UP spin_trylock always succeeds so disable IRQs to prevent re-entrancy. */
115 * interfered with and a high priority task cannot preempt the allocator.
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| /linux-6.14.4/arch/s390/tools/ |
| D | gen_facilities.c | 1 // SPDX-License-Identifier: GPL-2.0
26 * -march=<machine>.
31 1, /* z/Arch mode installed */
33 21, /* extended-immediate facility */
41 45, /* fast-BCR, etc. */
44 49, /* misc-instruction-extensions */
48 53, /* load-and-zero-rightmost-byte, etc. */
52 58, /* miscellaneous-instruction-extension 2 */
55 61, /* miscellaneous-instruction-extension 3 */
57 -1 /* END */
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| /linux-6.14.4/arch/arm/boot/dts/aspeed/ |
| D | aspeed-bmc-lenovo-hr630.dts | 1 // SPDX-License-Identifier: GPL-2.0+
5 * Copyright (C) 2019-present Lenovo
8 /dts-v1/;
10 #include "aspeed-g5.dtsi"
11 #include <dt-bindings/gpio/aspeed-gpio.h>
15 compatible = "lenovo,hr630-bmc", "aspeed,ast2500";
29 stdout-path = &uart5;
38 reserved-memory {
39 #address-cells = <1>;
40 #size-cells = <1>;
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| /linux-6.14.4/Documentation/ABI/testing/ |
| D | sysfs-devices-platform-trackpoint | 4 Contact: linux-[email protected]
11 Contact: linux-[email protected]
13 (RW) Negative inertia factor. High values cause the cursor to
19 Contact: linux-[email protected]
21 (RW) Backup range for z-axis press.
26 Contact: linux-[email protected]
29 z-axis pressed.
34 Contact: linux-[email protected]
41 Contact: linux-[email protected]
48 Contact: linux-[email protected]
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| D | sysfs-driver-zynqmp-fpga | 1 What: /sys/bus/platform/drivers/zynqmp_fpga_manager/firmware:zynqmp-firmware:pcap/status
9 https://docs.xilinx.com/v/u/en-US/ug570-ultrascale-configuration
12 BIT(0) 0: No CRC error
24 BIT(4) 0: Start-up sequence has not finished
25 1: Start-up sequence has finished
27 BIT(5) 0: All I/Os are placed in High-Z state
30 BIT(6) 0: Flip-flops and block RAM are write disabled
31 1: Flip-flops and block RAM are write enabled
48 BIT(15) 0: No IDCODE_ERROR
51 BIT(16) 0: No SECURITY_ERROR
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| /linux-6.14.4/arch/arm/kernel/ |
| D | phys2virt.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * Copyright (C) 1994-2002 Russell King
22 * __fixup_pv_table - patch the stub instructions with the delta between
27 * r1 = machine no, r2 = atags or dtb,
36 subs r3, r8, #PAGE_OFFSET @ PHYS_OFFSET - PAGE_OFFSET
38 strcc ip, [r0, #HIGH_OFFSET] @ save to __pv_offset high bits
56 ldr r0, [r6, #HIGH_OFFSET] @ pv_offset high word
61 @ The Thumb-2 versions of the patchable sequences are
63 @ phys-to-virt: movw <reg>, #offset<31:21>
67 @ virt-to-phys (non-LPAE): movw <reg>, #offset<31:21>
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| /linux-6.14.4/arch/x86/include/asm/ |
| D | percpu.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
66 * arch_raw_cpu_ptr should not be used in 32-bit VDSO for a 64-bit
101 * Initialized pointers to per-CPU variables needed for the boot
117 * For arch-specific code, we can use direct single-insn ops (they
193 * The generic per-CPU infrastrucutre is not suitable for
194 * reading const-qualified variables.
232 * Generate a per-CPU add to memory instruction and optimize code
240 (val) == (typeof(val))-1)) ? (int)(val) : 0; \
249 else if (pao_ID__ == -1) \
271 * raw_cpu_xchg() can use a load-store since
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| /linux-6.14.4/drivers/md/dm-vdo/indexer/ |
| D | volume-index.c | 1 // SPDX-License-Identifier: GPL-2.0-only
5 #include "volume-index.h"
15 #include "memory-alloc.h"
18 #include "thread-utils.h"
22 #include "hash-utils.h"
28 * dense chapters). If there are no sparse chapters, only the non-hook sub index is used, and it
34 * zones doesn't underflow (leaving some zone with no delta lists), the minimum number of delta
42 * or after all requests have been flushed in order to shut down. The only multi-threaded operation
50 * high-order bits. When the index needs to deal with ordering of index chapter numbers, as when
87 /* The non-hook subindex configuration */
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| /linux-6.14.4/include/linux/ |
| D | mmzone.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
19 #include <linux/pageblock-flags.h>
20 #include <linux/page-flags-layout.h>
23 #include <linux/page-flags.h>
28 /* Free memory management - zoned buddy allocator. */
80 get_pfnblock_flags_mask(&folio->page, pfn, MIGRATETYPE_MASK))
109 #define MIGRATETYPE_MASK ((1UL << PB_migratetype_bits) - 1)
115 get_pfnblock_flags_mask(&folio->page, folio_pfn(folio), \
200 NR_KERNEL_MISC_RECLAIMABLE, /* reclaimable non-slab kernel pages */
254 * Global and per-node slab counters track slab pages. in vmstat_item_in_bytes()
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| D | minmax.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
13 * - Avoid multiple evaluations of the arguments (so side-effects like
14 * "x++" happen only once) when non-constant.
15 * - Perform signed v unsigned type-checking (to generate compile
17 * - Unsigned char/short are always promoted to signed int and can be
19 * - Unsigned arguments can be compared against non-negative signed constants.
20 * - Comparison of a signed argument against an unsigned constant fails
31 * In particular, statically non-negative signed integer expressions
53 * Check whether a signed value is always non-negative.
58 * On 64-bit any integer or pointer type can safely be cast to 'long long'.
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| /linux-6.14.4/arch/mips/ath25/ |
| D | ar2315_regs.h | 11 * Copyright (C) 2006-2008 Felix Fietkau <[email protected]>
81 #define AR2315_RESET_MPEGTS_RSVD 0x00000004 /* warm reset MPEG-TS */
97 #define AR2315_ARB_MPEGTS_RSVD 0x00000004 /* MPEG-TS */
106 #define AR2315_CONFIG_AHB 0x00000001 /* EC-AHB bridge endian */
108 #define AR2315_CONFIG_MPEGTS_RSVD 0x00000004 /* MPEG-TS byteswap */
128 /* Revision Register - Initial value is 0x3010 (WMAC 3.0, AR231X 1.0). */
160 #define AR2315_ISR_UART0 0x00000001 /* high speed UART */
172 #define AR2315_GISR_MPEGTS_RSVD 0x00000004 /* MPEG-TS */
303 * - No read or write buffers are included.
323 #define AR2315_LBCONF_OE 0x00000001 /* =1 OE is low-true */
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| /linux-6.14.4/arch/parisc/include/asm/ |
| D | hash.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
6 * HP-PA only implements integer multiply in the FPU. However, for
7 * integer multiplies by constant, it has a number of shift-and-add
8 * (but no shift-and-subtract, sigh!) instructions that a compiler
20 * PA7100 pairing rules. This is an in-order 2-way superscalar processor.
22 * but other than that, simple ALU ops (including shift-and-add by up
25 * PA8xxx processors also dual-issue ALU instructions, although with
28 * This 6-step sequence was found by Yevgen Voronenko's implementation
43 /* Phase 2: Return (b<<11) + (c<<6) + (a<<3) - c */ in __hash_32()
45 a += c << 3; b -= c; in __hash_32()
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| /linux-6.14.4/drivers/media/dvb-frontends/ |
| D | stv0367_priv.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Driver for ST STV0367 DVB-T & DVB-C demodulator IC.
33 #define INRANGE(X, Y, Z) \ argument
34 ((((X) <= (Y)) && ((Y) <= (Z))) || \
35 (((Z) <= (Y)) && ((Y) <= (X))) ? 1 : 0)
108 FE_TER_HIER_HIGH_PRIO, /*Hierarchy : High Priority*/
130 FE_TER_FEC_NONE = 0x00, /* no FEC rate specified */
|
| /linux-6.14.4/arch/arm/nwfpe/ |
| D | softfloat.c | 4 This C source file is part of the SoftFloat IEC/IEEE Floating-point
10 National Science Foundation under grant MIP-9311980. The original version
11 of this code was written as part of a project to build a fixed-point vector
15 http://www.jhauser.us/arithmetic/SoftFloat-2b/SoftFloat-source.txt
38 -------------------------------------------------------------------------------
39 Primitive arithmetic functions, including multi-word arithmetic, and
42 -------------------------------------------------------------------------------
44 #include "softfloat-macros"
47 -------------------------------------------------------------------------------
52 are propagated from function inputs to output. These details are target-
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| /linux-6.14.4/tools/testing/selftests/mm/ |
| D | run_vmtests.sh | 2 # SPDX-License-Identifier: GPL-2.0
5 # Kselftest framework requirement - SKIP code is 4.
16 usage: ${BASH_SOURCE[0]:-$0} [ options ]
18 -a: run all tests, including extra ones (other than destructive ones)
19 -t: specify specific categories to tests to run
20 -h: display this message
21 -n: disable TAP output
22 -d: run destructive tests
24 The default behavior is to run required tests only. If -a is specified,
28 to the -t argument containing one or more of the following categories
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| /linux-6.14.4/tools/spi/ |
| D | spidev_test.c | 1 // SPDX-License-Identifier: GPL-2.0-only
8 * Cross-compile with cross-gcc -I/path/to/cross-kernel/include
72 while (length-- > 0) { in hex_dump()
92 * Unescape - process hexadecimal escape character
93 * converts shell input "\x23" -> 0x23
177 printf("Usage: %s [-2348CDFHILMNORSZbdilopsvw]\n", prog); in print_usage()
179 " -D --device device to use (default /dev/spidev1.1)\n" in print_usage()
180 " -s --speed max speed (Hz)\n" in print_usage()
181 " -d --delay delay (usec)\n" in print_usage()
182 " -w --word-delay word delay (usec)\n" in print_usage()
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| /linux-6.14.4/tools/memory-model/Documentation/ |
| D | litmus-tests.txt | 1 Linux-Kernel Memory Model Litmus Tests
4 This file describes the LKMM litmus-test format by example, describes
9 A formal kernel memory-ordering model (part 2)
20 tool, please see tools/memory-model/README.
23 Copy-Pasta
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
43 good understanding of the litmus-test format.
50 with a small example of the message-passing pattern and moving on to
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| D | recipes.txt | 20 ------------------------------------
31 2. Compilers are permitted to use the "as-if" rule. That is, a
33 as long as the results of a single-threaded execution appear
35 To see this, compile with a high level of optimization and run
41 your full-ordering warranty, as do undersized accesses that load
49 i. When there is no possibility of a given shared variable
51 holding the update-side lock, reads from that variable
54 ii. When there is no possibility of a given shared variable
62 -------
64 Locking is well-known and straightforward, at least if you don't think
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| /linux-6.14.4/arch/arm/boot/dts/nxp/imx/ |
| D | mba6ulx.dtsi | 1 // SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
3 * Copyright 2018-2022 TQ-Systems GmbH
4 * Author: Markus Niebel <Markus.Niebel@tq-group.com>
8 model = "TQ-Systems MBA6ULx Baseboard";
18 stdout-path = &uart1;
22 compatible = "pwm-backlight";
23 power-supply = <®_mba6ul_3v3>;
24 enable-gpios = <&expander_out0 4 GPIO_ACTIVE_HIGH>;
29 compatible = "gpio-beeper";
33 gpio_buttons: gpio-keys {
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| /linux-6.14.4/tools/gpio/ |
| D | gpio-sloppy-logic-analyzer.sh | 1 #!/bin/sh -eu
2 # SPDX-License-Identifier: GPL-2.0
6 # Copyright (C) Wolfram Sang <wsa@sang-engineering.com>
14 ladirname='gpio-sloppy-logic-analyzer'
29 $progname - helper script for the Linux Kernel Sloppy GPIO Logic Analyzer
31 -c|--cpu <n>: which CPU to isolate for sampling. Only needed once. Default <1>.
34 -d|--duration-us <SI-n>: number of microseconds to sample. Overrides -n, no default value.
35 -h|--help: print this help
36 -i|--instance <str>: name of the logic analyzer in case you have multiple instances. Default
38 -k|--kernel-debug-dir <str>: path to the kernel debugfs mountpoint. Default: <$debugdir>
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| /linux-6.14.4/drivers/soc/qcom/ |
| D | icc-bwmon.c | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2014-2018, The Linux Foundation. All rights reserved.
4 * Copyright (C) 2021-2022 Linaro Ltd
6 * previous work of Thara Gopinath and msm-4.9 downstream sources.
21 #include "trace_icc-bwmon.h"
25 * configurable thresholds (Low, Medium and High) gives four windows (called
53 * implementations to work, offset the global registers by -0x100 to avoid
57 #define BWMON_V4_GLOBAL_IRQ_CLEAR_845 (BWMON_V4_GLOBAL_IRQ_CLEAR - BWMON_V4_845_OFFSET)
58 #define BWMON_V4_GLOBAL_IRQ_ENABLE_845 (BWMON_V4_GLOBAL_IRQ_ENABLE - BWMON_V4_845_OFFSET)
91 * Actions to perform on some zone 'z' when current zone hits the threshold:
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