| /linux/Documentation/userspace-api/media/v4l/ |
| H A 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/Documentation/hwmon/ |
| H A 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/arch/s390/tools/ |
| H A 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 */
58 84, /* miscellaneous-instruction-extension 4 */
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| /linux/mm/ |
| H A 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
94 /* prevent >1 _updater_ of zone percpu pageset ->high and ->batch fields */
107 /* UP spin_trylock always succeeds so disable IRQs to prevent re-entrancy. */
118 * interfered with and a high priority task cannot preempt the allocator.
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| H A D | vmstat.c | 1 // SPDX-License-Identifier: GPL-2.0-only
11 * Copyright (C) 2008-2014 Christoph Lameter
45 atomic_long_set(&zone->vm_numa_event[item], 0); in zero_zone_numa_counters()
47 per_cpu_ptr(zone->per_cpu_zonestats, cpu)->vm_numa_event[item] in zero_zone_numa_counters()
124 ret[i] += this->event[i]; in sum_vm_events()
130 * The result is unavoidably approximate - it can change
153 count_vm_events(i, fold_state->event[i]); in vm_events_fold_cpu()
154 fold_state->event[i] = 0; in vm_events_fold_cpu()
181 pzstats = per_cpu_ptr(zone->per_cpu_zonestats, cpu); in fold_vm_zone_numa_events()
183 zone_numa_events[item] += xchg(&pzstats->vm_numa_event[item], 0); in fold_vm_zone_numa_events()
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| /linux/arch/arm/boot/dts/aspeed/ |
| H A 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/Documentation/ABI/testing/ |
| H A D | sysfs-devices-platform-trackpoint | 4 Contact: linux-input@vger.kernel.org
11 Contact: linux-input@vger.kernel.org
13 (RW) Negative inertia factor. High values cause the cursor to
19 Contact: linux-input@vger.kernel.org
21 (RW) Backup range for z-axis press.
26 Contact: linux-input@vger.kernel.org
29 z-axis pressed.
34 Contact: linux-input@vger.kernel.org
41 Contact: linux-input@vger.kernel.org
48 Contact: linux-input@vger.kernel.org
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| H A 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/arch/arm/kernel/ |
| H A 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/include/linux/ |
| H A 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. */
99 * __dump_folio() in mm/debug.c passes a folio pointer to on-stack struct folio,
103 (get_pfnblock_migratetype(&folio->page, pfn) == MIGRATE_CMA)
136 get_pageblock_migratetype(&folio->page)
220 NR_KERNEL_MISC_RECLAIMABLE, /* reclaimable non-slab kernel pages */
244 * Not rate-limited (NRL) candidate pages for those can be promoted
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| H A D | dio.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Maybe this should handle DIO-II later?
19 * range from 0-63 (DIO) and 132-255 (DIO-II).
22 * So DIO cards cover [0x600000-0x800000); the areas [0x200000-0x400000) and
23 * [0x800000-0x1000000) are for additional space required by things
24 * like framebuffers. [0x400000-0x600000) is for miscellaneous internal I/O.
27 * DIO-II boards are at 0x1000000 + (sc - 132) * 0x400000
28 * which is address range [0x1000000-0x20000000) -- too big to map completely,
29 * so currently we just don't handle DIO-II boards. It wouldn't be hard to
90 int (*probe)(struct dio_dev *z, const struct dio_device_id *id);
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| /linux/arch/mips/ath25/ |
| H A D | ar2315_regs.h | 11 * Copyright (C) 2006-2008 Felix Fietkau <nbd@openwrt.org>
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/arch/parisc/include/asm/ |
| H A 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/arch/arm/nwfpe/ |
| H A 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/drivers/media/dvb-frontends/ |
| H A 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 */
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| /linux/tools/testing/selftests/mm/ |
| H A 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/tools/memory-model/Documentation/ |
| H A 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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| H A 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 -------
66 locklessly accessing lock-protected shared variables.
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| /linux/Documentation/process/ |
| H A D | applying-patches.rst | 54 in the patch file when applying it (the ``-p1`` argument to ``patch`` does
57 To revert a previously applied patch, use the -R argument to patch.
60 patch -p1 < ../patch-x.y.z
64 patch -R -p1 < ../patch-x.y.z
76 patch -p1 < path/to/patch-x.y.z
82 Patch can also get the name of the file to use via the -i argument, like
85 patch -p1 -i path/to/patch-x.y.z
91 xzcat path/to/patch-x.y.z.xz | patch -p1
92 bzcat path/to/patch-x.y.z.gz | patch -p1
96 gunzip or xz on the file -- like this::
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| /linux/drivers/comedi/drivers/ |
| H A D | amplc_dio200_pci.c | 1 // SPDX-License-Identifier: GPL-2.0+
6 * Copyright (C) 2005-2013 MEV Ltd. <https://www.mev.co.uk/>
8 * COMEDI - Linux Control and Measurement Device Interface
30 * ------------- ------------- -------------
32 * 0 PPI-X PPI-X PPI-X
33 * 1 PPI-Y UNUSED UNUSED
34 * 2 CTR-Z1 PPI-Y UNUSED
35 * 3 CTR-Z2 UNUSED UNUSED
36 * 4 INTERRUPT CTR-Z1 CTR-Z1
37 * 5 CTR-Z2 CTR-Z2
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| /linux/Documentation/admin-guide/mm/ |
| H A D | slab.rst | 17 slabs that have data in them. See "slabinfo -h" for more options when
21 gcc -o slabinfo tools/mm/slabinfo.c
24 be enabled on the command line. F.e. no tracking information will be
29 -------------------------------------------
34 slab_debug=<Debug-Options>
37 slab_debug=<Debug-Options>,<slab name1>,<slab name2>,...
38 Enable options only for select slabs (no spaces
50 Z Red zoning
57 - Switch all debugging off (useful if the kernel is
73 slab_debug=P,kmalloc-*,dentry
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| /linux/arch/arm/boot/dts/ti/omap/ |
| H A D | am335x-evmsk.dts | 1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (C) 2012 Texas Instruments Incorporated - https://www.ti.com/
11 /dts-v1/;
14 #include <dt-bindings/pwm/pwm.h>
15 #include <dt-bindings/interrupt-controller/irq.h>
18 model = "TI AM335x EVM-SK";
19 compatible = "ti,am335x-evmsk", "ti,am33xx";
23 cpu0-supply = <&vdd1_reg>;
33 stdout-path = &uart0;
37 compatible = "regulator-fixed";
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| /linux/drivers/gpu/drm/vc4/ |
| H A D | vc4_qpu_defines.h | 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
66 QPU_R_FRAG_PAYLOAD_ZW = 15, /* W for A file, Z for B file */
67 /* 0-31 are the plain regfile a or b fields */
81 /* 0-31 are the plain regfile a or b fields */
147 /* non-hardware mux values */
164 /* replicated to each 8 bits of the 32-bit dst. */
177 /* replicated to each 8 bits of the 32-bit dst. */
179 /* Convert to 8-bit unsigned int. */
186 QPU_PACK_A_32_SAT, /* int-only */
207 #define QPU_MASK(high, low) \ argument
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| /linux/tools/perf/tests/shell/ |
| H A D | test_intel_pt.sh | 3 # SPDX-License-Identifier: GPL-2.0
5 set -e
7 # Skip if no Intel PT
8 perf list pmu | grep -q 'intel_pt//' || exit 2
18 temp_dir=$(mktemp -d /tmp/perf-test-intel-pt-sh.XXXXXXXXXX)
20 tmpfile="${temp_dir}/tmp-perf.data"
21 perfdatafile="${temp_dir}/test-perf.data"
22 outfile="${temp_dir}/test-out.txt"
23 errfile="${temp_dir}/test-err.txt"
31 trap - EXIT TERM INT
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| /linux/tools/testing/selftests/drivers/net/microchip/ |
| H A D | ksz9477_qos.sh | 2 # SPDX-License-Identifier: GPL-2.0
14 NETIF_CREATE=no
38 h1_mac=$(ip -j link show dev ${h1} | jq -e '.[].address')
51 h2_mac=$(ip -j link show dev ${h2} | jq -e '.[].address')
116 echo $(echo "$stats_json" | jq -r "$field_name")
137 $MZ ${h2} -a ${h2_mac} -b ${h1_mac} -p 64 -t icmp echores -c 1
155 if [ ${have_vlan} -eq 1 ]; then
169 # Most/all? of the KSZ switches do not provide per-TC counters. There
171 # which are considered as high priority and most likely not assigned
173 # On the ingress path, packets seem to get high priority status
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