| /linux/tools/arch/powerpc/include/asm/ |
| H A D | barrier.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
15 * providing an ordering (separately) for (a) cacheable stores and (b)
16 * loads and stores to non-cacheable memory (e.g. I/O devices).
30 #if defined(__powerpc64__)
45 #endif /* defined(__powerpc64__) */
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| /linux/arch/powerpc/include/asm/ |
| H A D | barrier.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
8 #include <asm/asm-const.h>
11 #include <asm/ppc-opcode.h>
19 * providing an ordering (separately) for (a) cacheable stores and (b)
20 * loads and stores to non-cacheable memory (e.g. I/O devices).
36 * heavy-weight sync, so smp_wmb() can be a lighter-weight eieio.
42 /* The sub-arch has lwsync */
43 #if defined(CONFIG_PPC64) || defined(CONFIG_PPC_E500MC)
45 #elif defined(CONFIG_BOOKE)
89 #elif defined(CONFIG_PPC_E500)
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| /linux/include/sound/ |
| H A D | jack.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
16 * enum snd_jack_types - Jack types which can be reported
43 SND_JACK_MECHANICAL = 0x0008, /* If detected separately */
107 #if !defined(CONFIG_SND_JACK) || !defined(CONFIG_SND_JACK_INPUT_DEV)
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| /linux/Documentation/core-api/ |
| H A D | netlink.rst | 1 .. SPDX-License-Identifier: BSD-3-Clause
13 ---------------
21 -------------
31 ---------------
44 ----------
51 ------------------------
54 them - make sure to report dump inconsistency with ``NLM_F_DUMP_INTR``.
65 -------
67 kernel-policy
71 operations of the family, defined for each operation individually - ``per-op``,
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| H A D | dma-attributes.rst | 6 defined in linux/dma-mapping.h.
9 ----------------------
19 ----------------------
29 --------------------------
33 such mapping is non-trivial task and consumes very limited resources
47 ----------------------
52 having a mapping created separately for each device and is usually
71 -------------------------
73 By default DMA-mapping subsystem is allowed to assemble the buffer
80 ---------------------------
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| /linux/include/linux/ |
| H A D | mm_types_task.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
8 * (These are defined separately to decouple sched.h from mm_types.h as much as possible.)
56 * containing page->_refcount every time we allocate a fragment.
|
| H A D | vga_switcheroo.h | 2 * vga_switcheroo.h - Support for laptop with dual GPU using one set of outputs
39 * enum vga_switcheroo_handler_flags_t - handler flags bitmask
41 * DDC lines separately. This signals to clients that they should call
44 * the AUX channel separately. This signals to clients that the active
47 * skip the AUX handshake and set up its output with these pre-calibrated
59 * enum vga_switcheroo_state - client power state
76 * enum vga_switcheroo_client_id - client identifier
94 * struct vga_switcheroo_handler - handler callbacks
102 * Mandatory. For muxless machines this should be a no-op. Returning 0
126 * struct vga_switcheroo_client_ops - client callbacks
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| /linux/Documentation/admin-guide/perf/ |
| H A D | arm-ccn.rst | 5 CCN-504 is a ring-bus interconnect consisting of 11 crosspoints
11 -----------------
29 Crosspoint watchpoint-based events (special "event" value 0xfe)
34 Masks are defined separately from the event description
45 request the events on this processor (if not, the perf_event->cpu value
57 / # perf stat -a -e ccn/cycles/,ccn/xp_valid_flit,xp=1,port=0,vc=1,dir=1/ \
61 not work. Per-task (without "-a") perf sessions are not supported.
|
| H A D | alibaba_pmu.rst | 2 Alibaba's T-Head SoC Uncore Performance Monitoring Unit (PMU)
5 The Yitian 710, custom-built by Alibaba Group's chip development business,
6 T-Head, implements uncore PMU for performance and functional debugging to
9 DDR Sub-System Driveway (DRW) PMU Driver
14 channel is split into two independent sub-channels. The DDR Sub-System Driveway
15 implements separate PMUs for each sub-channel to monitor various performance
20 sub-channels of the same channel in die 0. And the PMU device of die 1 is
23 Each sub-channel has 36 PMU counters in total, which is classified into
26 - Group 0: PMU Cycle Counter. This group has one pair of counters
30 - Group 1: PMU Bandwidth Counters. This group has 8 counters that are used
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| /linux/Documentation/process/ |
| H A D | code-of-conduct.rst | 11 our community a harassment-free experience for everyone, regardless of age, body
13 expression, level of experience, education, socio-economic status, nationality,
59 representing a project or community include using an official project e-mail
62 further defined and clarified by project maintainers.
74 separately.
80 available at https://www.contributor-covenant.org/version/1/4/code-of-conduct.html
|
| /linux/Documentation/driver-api/usb/ |
| H A D | callbacks.rst | 7 Usbcore will call into a driver through callbacks defined in the driver
11 completion callback can be found in :ref:`usb-urb`.
13 The callbacks defined in the driver structure are:
17 - @probe:
21 - @disconnect:
28 - @ioctl:
36 - @suspend:
39 - @resume:
42 - @reset_resume:
48 - @pre_reset:
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| /linux/Documentation/driver-api/surface_aggregator/clients/ |
| H A D | cdev.rst | 1 .. SPDX-License-Identifier: GPL-2.0+
8 User-Space EC Interface (cdev)
11 The ``surface_aggregator_cdev`` module provides a misc-device for the SSAM
12 controller to allow for a (more or less) direct connection from user-space to
18 device-file. All functionality of this interface is provided via IOCTLs.
19 These IOCTLs and their respective input/output parameter structs are defined in
23 at https://github.com/linux-surface/surface-aggregator-module/tree/master/scripts/ssam.
31 Events can be received by reading from the device-file. The are represented by
37 interface, associated with a specific target category and device-file-instance.
43 notifiers work per-client (i.e. per-device-file-instance), events are enabled
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|
| /linux/Documentation/networking/ |
| H A D | lapb-module.rst | 1 .. SPDX-License-Identifier: GPL-2.0
11 Changed (Henner Eisen, 2000-10-29): int return value for data_indication()
13 The LAPB module will be a separately compiled module for use by any parts of
17 separately loadable module, although it may be. The term module is used in
25 ----------
32 the LAPB parameter structure. These will be defined in a standard header
37 -----------------------------
59 ------------------------
93 3-31 Reserved, must be 0.
103 names will be defined in the public LAPB header file.
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| /linux/Documentation/driver-api/gpio/ |
| H A D | board.rst | 10 describe its hardware layout. Currently, mappings can be defined through device
14 -----------
19 GPIOs mappings are defined in the consumer device's node, in a property named
20 <function>-gpios, where <function> is the function the driver will request
26 led-gpios = <&gpio 15 GPIO_ACTIVE_HIGH>, /* red */
30 power-gpios = <&gpio 1 GPIO_ACTIVE_LOW>;
33 Properties named <function>-gpio are also considered valid and old bindings use
52 the <function>-prefix of the GPIO suffixes ("gpios" or "gpio", automatically
54 "led-gpios" example, use the prefix without the "-" as con_id parameter: "led".
58 (``snprintf(... "%s-%s", con_id, gpio_suffixes[]``).
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| /linux/Documentation/networking/device_drivers/ethernet/altera/ |
| H A D | altera_tse.rst | 1 .. SPDX-License-Identifier: GPL-2.0
6 Altera Triple-Speed Ethernet MAC driver
9 Copyright |copy| 2008-2014 Altera Corporation
11 This is the driver for the Altera Triple-Speed Ethernet (TSE) controllers
15 and tested with ARM and NIOS processor hosts separately. The anticipated use
24 The Triple-Speed Ethernet, SGDMA, and MSGDMA components are all soft IP
31 Triple-Speed Ethernet instance is using an SGDMA or MSGDMA component. The
36 The SGDMA component is to be deprecated in the near future (over the next 1-2
46 Scatter-gather DMA is not supported by the SGDMA or MSGDMA at this time.
47 Scatter-gather DMA will be added to a future maintenance update to this
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| /linux/include/linux/sunrpc/ |
| H A D | msg_prot.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
89 * fragment is a four-byte header followed by 0 to (2**31) - 1 bytes of
92 * encodes two values -- a boolean which indicates whether the fragment
94 * is the last fragment) and a 31-bit unsigned binary value which is the
96 * highest-order bit of the header; the length is the 31 low-order bits.
108 #define RPC_MAX_FRAGMENT_SIZE ((1U << 31) - 1)
112 * size computed separately, see below)
147 * Well-known netids. See:
149 * https://www.iana.org/assignments/rpc-netids/rpc-netids.xhtml
163 * netid string, but all currently defined netid's fit in 5 bytes.
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| /linux/Documentation/arch/x86/ |
| H A D | entry_64.rst | 1 .. SPDX-License-Identifier: GPL-2.0
16 for 64-bit, arch/x86/entry/entry_32.S for 32-bit and finally
17 arch/x86/entry/entry_64_compat.S which implements the 32-bit compatibility
18 syscall entry points and thus provides for 32-bit processes the
19 ability to execute syscalls when running on 64-bit kernels.
25 - system_call: syscall instruction from 64-bit code.
27 - entry_INT80_compat: int 0x80 from 32-bit or 64-bit code; compat syscall
30 - entry_INT80_compat, ia32_sysenter: syscall and sysenter from 32-bit
33 - interrupt: An array of entries. Every IDT vector that doesn't
36 magically-generated functions that make their way to common_interrupt()
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|
| /linux/arch/sh/include/asm/ |
| H A D | processor.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <asm/cpu-features.h>
10 * CPU type and hardware bug flags. Kept separately for each CPU.
17 /* SH-2 types */
20 /* SH-2A types */
24 /* SH-3 types */
30 /* SH-4 types */
34 /* SH-4A types */
38 /* SH4AL-DSP types */
58 * Defined for both I and D tlb, per-processor.
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| /linux/Documentation/livepatch/ |
| H A D | shadow-vars.rst | 7 allocated separately from parent data structures, which are left
11 The implementation introduces a global, in-kernel hashtable that
30 meta-data and shadow-data:
32 - meta-data
34 - obj - pointer to parent object
35 - id - data identifier
37 - data[] - storage for shadow data
41 They also allow to call a custom constructor function when a non-zero
48 * klp_shadow_get() - retrieve a shadow variable data pointer
49 - search hashtable for <obj, id> pair
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| /linux/drivers/media/platform/mediatek/vcodec/encoder/ |
| H A D | mtk_vcodec_enc_drv.h | 1 /* SPDX-License-Identifier: GPL-2.0 */
15 #define MTK_VCODEC_ENC_NAME "mtk-vcodec-enc"
17 #define MTK_ENC_CTX_IS_EXT(ctx) ((ctx)->dev->venc_pdata->uses_ext)
18 #define MTK_ENC_IOVA_IS_34BIT(ctx) ((ctx)->dev->venc_pdata->uses_34bit)
21 * struct mtk_vcodec_enc_pdata - compatible data for each IC
31 * @uses_34bit: whether the encoder uses 34-bit iova
46 * enum mtk_encode_param - General encoding parameters type
58 * struct mtk_enc_params - General encoding parameters
60 * @num_b_frame: number of b frames between p-frame
63 * @seq_hdr_mode: H.264 sequence header is encoded separately or joined
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| /linux/Documentation/driver-api/ |
| H A D | rfkill.rst | 2 rfkill - RF kill switch support
25 - hard block
26 read-only radio block that cannot be overridden by software
28 - soft block
34 admin-guide/kernel-parameters.rst.
43 * the deprecated rfkill-input module (an input layer handler, being
49 the system know about hardware-disabled states that may be implemented on
56 When the device is hard-blocked (either by a call to rfkill_set_hw_state()
62 keeps track of soft and hard block separately.
83 to ensure the driver cannot be built-in when rfkill is modular. The !RFKILL
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| H A D | dpll.rst | 1 .. SPDX-License-Identifier: GPL-2.0
10 PLL - Phase Locked Loop is an electronic circuit which syntonizes clock
14 DPLL - Digital Phase Locked Loop is an integrated circuit which in
27 monitoring multicast group defined.
82 - ``DPLL_PIN_STATE_CONNECTED`` - the pin is used to drive dpll device
83 - ``DPLL_PIN_STATE_DISCONNECTED`` - the pin is not used to drive dpll
89 - ``DPLL_PIN_STATE_SELECTABLE`` - the pin shall be considered as valid
91 - ``DPLL_PIN_STATE_DISCONNECTED`` - the pin shall be not considered as
104 1) Set on a pin - the configuration affects all dpll devices pin is
106 2) Set on a pin-dpll tuple - the configuration affects only selected
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| /linux/Documentation/bpf/ |
| H A D | bpf_prog_run.rst | 1 .. SPDX-License-Identifier: GPL-2.0
16 --------
20 can be used to unit test BPF programs against user-supplied context objects, and
23 to be defined in the UAPI header, aliased to the same value.
28 - ``BPF_PROG_TYPE_SOCKET_FILTER``
29 - ``BPF_PROG_TYPE_SCHED_CLS``
30 - ``BPF_PROG_TYPE_SCHED_ACT``
31 - ``BPF_PROG_TYPE_XDP``
32 - ``BPF_PROG_TYPE_SK_LOOKUP``
33 - ``BPF_PROG_TYPE_CGROUP_SKB``
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| /linux/Documentation/input/joydev/ |
| H A D | joystick-api.rst | 1 .. _joystick-api:
7 :Author: Ragnar Hojland Espinosa <ragnar@macula.net> - 7 Aug 1998
18 driver now reports only any changes of its state. See joystick-api.txt,
51 where js_event is defined as::
65 -------------
86 ---------------
108 --------------
110 For an axis, ``value`` is a signed integer between -32767 and +32767
124 may work well if you handle JS_EVENT_INIT events separately,
141 -------------
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| /linux/drivers/input/misc/ |
| H A D | yealink.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */
16 u8 size; /* 1-11, size of used data bytes. */
49 * offset key number [0-1f]
57 * size 1-11
58 * offset 0-23
77 * data[0] 0-0xff volume
84 * size 1-11
85 * offset 0->
86 * data binary representation LE16(-freq), LE16(duration) ....
111 #if defined(_SEG) && defined(_PIC)
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