/Linux-v6.1/fs/proc/ |
D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 6 This is a virtual file system providing information about the status 7 of the system. "Virtual" means that it doesn't take up any space on 8 your hard disk: the files are created on the fly by the kernel when 9 you try to access them. Also, you cannot read the files with older 10 version of the program less: you need to use more or cat. 13 information about what the different IRQs are used for at the moment 15 that are used by the attached devices to gain the CPU's attention -- 17 to use the same IRQ). The program procinfo to display some 18 information about your system gathered from the /proc file system. [all …]
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/Linux-v6.1/drivers/macintosh/ |
D | windfarm_pid.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 9 * control loops. One is the basic PID implementation, the 10 * other one is more specifically tailored to the loops used 20 /* This parameter array is passed to the PID algorithm. Currently, 21 * we don't support changing parameters on the fly as it's not needed 22 * but could be implemented (with necessary adjustment of the history 35 int first; /* first run of the loop */ 54 /* This parameter array is passed to the CPU PID algorithm. Currently, 55 * we don't support changing parameters on the fly as it's not needed 56 * but could be implemented (with necessary adjustment of the history [all …]
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/Linux-v6.1/Documentation/core-api/ |
D | librs.rst | 2 Reed-Solomon Library Programming Interface 10 The generic Reed-Solomon Library provides encoding, decoding and error 13 Reed-Solomon codes are used in communication and storage applications to 16 This documentation is provided for developers who want to utilize the 17 functions provided by the library. 27 This chapter provides examples of how to use the library. 30 ------------ 32 The init function init_rs returns a pointer to an rs decoder structure, 33 which holds the necessary information for encoding, decoding and error 34 correction with the given polynomial. It either uses an existing [all …]
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/Linux-v6.1/include/linux/platform_data/ |
D | adp8860.h | 1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 6 * Copyright 2009-2010 Analog Devices Inc. 103 u8 bl_fade_in; /* Backlight Fade-In Timer */ 104 u8 bl_fade_out; /* Backlight Fade-Out Timer */ 105 u8 bl_fade_law; /* fade-on/fade-off transfer characteristic */ 124 * Sinks not assigned to the Backlight can be exposed to 125 * user space using the LEDS CLASS interface 130 u8 led_fade_in; /* LED Fade-In Timer */ 131 u8 led_fade_out; /* LED Fade-Out Timer */ 132 u8 led_fade_law; /* fade-on/fade-off transfer characteristic */ [all …]
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/Linux-v6.1/include/linux/ |
D | padata.h | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 3 * padata.h - header for the padata parallelization interface 26 * struct padata_priv - Represents one job 28 * @list: List entry, to attach to the padata lists. 29 * @pd: Pointer to the internal control structure. 31 * @seq_nr: Sequence number of the parallelized data object. 32 * @info: Used to pass information from the parallel to the serial function. 47 * struct padata_list - one per work type per CPU 58 * struct padata_serial_queue - The percpu padata serial queue 62 * @pd: Backpointer to the internal control structure. [all …]
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/Linux-v6.1/Documentation/ABI/testing/ |
D | sysfs-driver-hid-multitouch | 1 What: /sys/bus/usb/devices/<busnum>-<devnum>:<config num>.<interface num>/<hid-bus>:<vendor-id>:<p… 4 Description: The integer value of this attribute corresponds to the 5 quirks actually in place to handle the device's protocol. 6 When read, this attribute returns the current settings (see 7 MT_QUIRKS_* in hid-multitouch.c). 8 When written this attribute change on the fly the quirks, then 9 the protocol to handle the device.
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/Linux-v6.1/Documentation/filesystems/ext4/ |
D | dynamic.rst | 1 .. SPDX-License-Identifier: GPL-2.0 6 Dynamic metadata are created on the fly when files and blocks are
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/Linux-v6.1/tools/testing/selftests/bpf/ |
D | trace_helpers.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 16 /* open kallsyms and find addresses on the fly, faster than load + search. */
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/Linux-v6.1/Documentation/block/ |
D | switching-sched.rst | 6 tunables control how the io scheduler works. You can find these entries 11 assuming that you have sysfs mounted on /sys. If you don't have sysfs mounted, 14 # mount none /sys -t sysfs 16 It is possible to change the IO scheduler for a given block device on 17 the fly to select one of mq-deadline, none, bfq, or kyber schedulers - 24 where SCHEDNAME is the name of a defined IO scheduler, and DEV is the 27 The list of defined schedulers can be found by simply doing 28 a "cat /sys/block/DEV/queue/scheduler" - the list of valid names 29 will be displayed, with the currently selected scheduler in brackets:: 32 [mq-deadline] kyber bfq none [all …]
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/Linux-v6.1/Documentation/filesystems/ |
D | tmpfs.rst | 1 .. SPDX-License-Identifier: GPL-2.0 10 Everything in tmpfs is temporary in the sense that no files will be 11 created on your hard drive. If you unmount a tmpfs instance, 14 tmpfs puts everything into the kernel internal caches and grows and 15 shrinks to accommodate the files it contains and is able to swap 17 be adjusted on the fly via 'mount -o remount ...' 19 If you compare it to ramfs (which was the template to create tmpfs) 20 you gain swapping and limit checking. Another similar thing is the RAM 22 RAM, where you have to create an ordinary filesystem on top. Ramdisks 23 cannot swap and you do not have the possibility to resize them. [all …]
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/Linux-v6.1/Documentation/sound/designs/ |
D | powersave.rst | 2 Notes on Power-Saving Mode 5 AC97 and HD-audio drivers have the automatic power-saving mode. 9 With the automatic power-saving, the driver turns off the codec power 11 the device and/or no analog loopback is set, the power disablement is 15 The time-out for automatic power-off can be specified via ``power_save`` 16 module option of snd-ac97-codec and snd-hda-intel modules. Specify 17 the time-out value in seconds. 0 means to disable the automatic 18 power-saving. The default value of timeout is given via 21 (the minimum value) isn't recommended because many applications try to 22 reopen the device frequently. 10 would be a good choice for normal [all …]
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/Linux-v6.1/tools/testing/selftests/x86/ |
D | thunks_32.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 3 * thunks_32.S - assembly helpers for mixed-bitness code 6 * These are little helpers that make it easier to switch bitness on 7 * the fly. 21 // Save registers which are callee-clobbered by 64-bit ABI 31 // Call the function 36 .code32; push $1f; .code64 /* hack: can't have X86_64_32S relocation in 32-bit ELF */ 47 .size call64_from_32, .-call64_from_32 49 .section .note.GNU-stack,"",%progbits
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D | thunks.S | 1 /* SPDX-License-Identifier: GPL-2.0-only */ 3 * thunks.S - assembly helpers for mixed-bitness code 6 * These are little helpers that make it easier to switch bitness on 7 * the fly. 38 // Call the function 45 // Restore the stack 59 .size call32_from_64, .-call32_from_64 61 .section .note.GNU-stack,"",%progbits
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/Linux-v6.1/drivers/message/fusion/ |
D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 5 depends on PCI 17 depends on PCI && SCSI 32 depends on PCI && SCSI 33 depends on SCSI_FC_ATTRS 51 depends on PCI && SCSI 65 int "Maximum number of scatter gather entries (16 - 128)" 69 This option allows you to specify the maximum number of scatter- 70 gather entries per I/O. The driver default is 128, which matches 73 on a per controller instance. [all …]
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/Linux-v6.1/drivers/input/joystick/ |
D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 7 depends on !UML 11 and the list of supported devices will be displayed. This option 12 doesn't affect the kernel. 14 Please read the file <file:Documentation/input/joydev/joystick.rst> which 23 Say Y here if you have a joystick that connects to the PC 24 gameport. In addition to the usual PC analog joystick, this driver 30 Please read the file <file:Documentation/input/joydev/joystick.rst> which 33 To compile this driver as a module, choose M here: the 40 Say Y here if you have an FPGaming or MadCatz controller using the [all …]
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/Linux-v6.1/net/can/ |
D | Kconfig | 1 # SPDX-License-Identifier: GPL-2.0-only 10 communications protocol. Development of the CAN bus started in 11 1983 at Robert Bosch GmbH, and the protocol was officially 12 released in 1986. The CAN bus was originally mainly for automotive, 14 applications. More information on the CAN network protocol family 17 If you want CAN support you should say Y here and also to the 18 specific driver for your controller(s) under the Network device 24 tristate "Raw CAN Protocol (raw access with CAN-ID filtering)" 27 The raw CAN protocol option offers access to the CAN bus via 28 the BSD socket API. You probably want to use the raw socket in [all …]
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/Linux-v6.1/Documentation/devicetree/bindings/spi/ |
D | mxicy,mx25f0a-spi.yaml | 1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 3 --- 4 $id: http://devicetree.org/schemas/spi/mxicy,mx25f0a-spi.yaml# 5 $schema: http://devicetree.org/meta-schemas/core.yaml# 10 - Miquel Raynal <miquel.raynal@bootlin.com> 13 - $ref: "spi-controller.yaml#" 17 const: mxicy,mx25f0a-spi 23 reg-names: 25 - const: regs 26 - const: dirmap [all …]
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/Linux-v6.1/Documentation/cpu-freq/ |
D | index.rst | 1 .. SPDX-License-Identifier: GPL-2.0 4 Linux CPUFreq - CPU frequency and voltage scaling code in the Linux(TM) kernel 9 Clock scaling allows you to change the clock speed of the CPUs on the 10 fly. This is a nice method to save battery power, because the lower 11 the clock speed, the less power the CPU consumes. 18 cpu-drivers 19 cpufreq-stats 22 ------------ 25 send an email to linux-pm@vger.kernel.org. 28 ----- [all …]
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/Linux-v6.1/Documentation/userspace-api/media/v4l/ |
D | vidioc-querystd.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 13 VIDIOC_QUERYSTD - VIDIOC_SUBDEV_QUERYSTD - Sense the video standard received by the current input 38 The hardware may be able to detect the current video standard 40 pointer to a :ref:`v4l2_std_id <v4l2-std-id>` type. The driver 42 supported standards if for example the hardware can only distinguish 43 between 50 and 60 Hz systems. If no signal was detected, then the driver 45 the set must contain all standards supported by the current video input 50 Drivers shall *not* switch the video standard 52 should send the ``V4L2_EVENT_SOURCE_CHANGE`` event (if they support 54 :ref:`VIDIOC_QUERYSTD`. The reason is that a new video standard can mean [all …]
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D | vidioc-query-dv-timings.rst | 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 13 VIDIOC_QUERY_DV_TIMINGS - VIDIOC_SUBDEV_QUERY_DV_TIMINGS - Sense the DV preset received by the curr… 38 The hardware may be able to detect the current DV timings automatically, 39 similar to sensing the video standard. To do so, applications call 41 :c:type:`v4l2_dv_timings`. Once the hardware detects 42 the timings, it will fill in the timings structure. 47 timings are detected. Instead, drivers should send the 50 The reason is that new timings usually mean different buffer sizes as 51 well, and you cannot change buffer sizes on the fly. In general, 52 applications that receive the Source Change event will have to call [all …]
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/Linux-v6.1/arch/arm/include/asm/ |
D | syscall.h | 1 /* SPDX-License-Identifier: GPL-2.0 */ 5 * See asm-generic/syscall.h for descriptions of what we must do here. 26 return task_thread_info(task)->abi_syscall; in syscall_get_nr() 28 return task_thread_info(task)->abi_syscall & __NR_SYSCALL_MASK; in syscall_get_nr() 34 (task_thread_info(task)->abi_syscall & __NR_OABI_SYSCALL_BASE); in __in_oabi_syscall() 45 regs->ARM_r0 = regs->ARM_ORIG_r0; in syscall_rollback() 51 unsigned long error = regs->ARM_r0; in syscall_get_error() 58 return regs->ARM_r0; in syscall_get_return_value() 65 regs->ARM_r0 = (long) error ? error : val; in syscall_set_return_value() 74 args[0] = regs->ARM_ORIG_r0; in syscall_get_arguments() [all …]
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/Linux-v6.1/drivers/scsi/sym53c8xx_2/ |
D | sym_malloc.c | 1 // SPDX-License-Identifier: GPL-2.0-or-later 3 * Device driver for the SYMBIOS/LSILOGIC 53C8XX and 53C1010 family 4 * of PCI-SCSI IO processors. 6 * Copyright (C) 1999-2001 Gerard Roudier <groudier@free.fr> 8 * This driver is derived from the Linux sym53c8xx driver. 9 * Copyright (C) 1998-2000 Gerard Roudier 11 * The sym53c8xx driver is derived from the ncr53c8xx driver that had been 12 * a port of the FreeBSD ncr driver to Linux-1.2.13. 14 * The original ncr driver has been written for 386bsd and FreeBSD by 16 * Stefan Esser <se@mi.Uni-Koeln.de> [all …]
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/Linux-v6.1/sound/soc/codecs/ |
D | wm8958-dsp2.c | 1 // SPDX-License-Identifier: GPL-2.0-only 3 * wm8958-dsp2.c -- WM8958 DSP2 support 53 if (wm8994->cur_fw == fw) in wm8958_dsp2_fw() 56 if (fw->size < 32) { in wm8958_dsp2_fw() 57 dev_err(component->dev, "%s: firmware too short (%zd bytes)\n", in wm8958_dsp2_fw() 58 name, fw->size); in wm8958_dsp2_fw() 62 if (memcmp(fw->data, "WMFW", 4) != 0) { in wm8958_dsp2_fw() 63 data32 = get_unaligned_be32(fw->data); in wm8958_dsp2_fw() 64 dev_err(component->dev, "%s: firmware has bad file magic %08x\n", in wm8958_dsp2_fw() 69 len = get_unaligned_be32(fw->data + 4); in wm8958_dsp2_fw() [all …]
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/Linux-v6.1/Documentation/input/devices/ |
D | walkera0701.rst | 2 Walkera WK-0701 transmitter 5 Walkera WK-0701 transmitter is supplied with a ready to fly Walkera 6 helicopters such as HM36, HM37, HM60. The walkera0701 module enables to use 10 http://zub.fei.tuke.sk/walkera-wk0701/ 13 cg-clone http://zub.fei.tuke.sk/GIT/walkera0701-joystick 19 At back side of transmitter S-video connector can be found. Modulation 26 Walkera WK-0701 TX S-VIDEO connector:: 29 __ __ S-video: canon25 35 ------- 3 __________________________________|________________ 25 GND 48 (usually irq7) parport must increase if TX is on. [all …]
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/Linux-v6.1/drivers/gpu/drm/amd/display/dc/inc/ |
D | clock_source.h | 2 * Copyright 2012-15 Advanced Micro Devices, Inc. 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, [all …]
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