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/Linux-v6.1/Documentation/devicetree/bindings/memory-controllers/
Drockchip,rk3399-dmc.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/rockchip,rk3399-dmc.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Brian Norris <briannorris@chromium.org>
15 - rockchip,rk3399-dmc
17 devfreq-events:
18 $ref: /schemas/types.yaml#/definitions/phandle
21 Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt.
26 clock-names:
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Dst,stm32-fmc2-ebi.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/st,stm32-fmc2-ebi.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
11 asynchronous static devices (such as PSNOR, PSRAM or other memory-mapped
14 - to translate AXI transactions into the appropriate external device
16 - to meet the access time requirements of the external devices
22 - Christophe Kerello <christophe.kerello@foss.st.com>
26 const: st,stm32mp1-fmc2-ebi
37 "#address-cells":
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Dti,gpmc-child.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/memory-controllers/ti,gpmc-child.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Tony Lindgren <tony@atomide.com>
11 - Roger Quadros <rogerq@kernel.org>
24 gpmc,sync-clk-ps:
25 description: Minimum clock period for synchronous mode
28 # Chip-select signal timings corresponding to GPMC_CONFIG2:
29 gpmc,cs-on-ns:
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/Linux-v6.1/Documentation/devicetree/bindings/i2c/
Dsnps,designware-i2c.yaml1 # SPDX-License-Identifier: GPL-2.0-only
3 ---
4 $id: http://devicetree.org/schemas/i2c/snps,designware-i2c.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jarkko Nikula <jarkko.nikula@linux.intel.com>
13 - $ref: /schemas/i2c/i2c-controller.yaml#
14 - if:
19 const: mscc,ocelot-i2c
28 - description: Generic Synopsys DesignWare I2C controller
29 const: snps,designware-i2c
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/Linux-v6.1/drivers/net/ethernet/microchip/lan966x/
Dlan966x_ptp.c1 // SPDX-License-Identifier: GPL-2.0+
9 /* Represents 1ppm adjustment in 2^59 format with 6.037735849ns as reference
10 * The value is calculated as following: (1/1000000)/((2^-59)/6.037735849)
14 /* Represents 1ppb adjustment in 2^29 format with 6.037735849ns as reference
32 /* This is the default value that for each system clock, the time of day in lan966x_ptp_get_nominal_value()
40 struct lan966x *lan966x = port->lan966x; in lan966x_ptp_hwtstamp_set()
45 * because in case of transparent clock the HW will still forward the in lan966x_ptp_hwtstamp_set()
48 if (lan966x->bridge_mask & BIT(port->chip_port)) in lan966x_ptp_hwtstamp_set()
49 return -EINVAL; in lan966x_ptp_hwtstamp_set()
51 if (copy_from_user(&cfg, ifr->ifr_data, sizeof(cfg))) in lan966x_ptp_hwtstamp_set()
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/Linux-v6.1/Documentation/devicetree/bindings/mmc/
Dcdns,sdhci.yaml1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Masahiro Yamada <yamada.masahiro@socionext.com>
13 - $ref: mmc-controller.yaml
18 - enum:
19 - microchip,mpfs-sd4hc
20 - socionext,uniphier-sd4hc
21 - const: cdns,sd4hc
34 # sampling clock. The delay starts from 5ns (for delay parameter equal to 0)
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/Linux-v6.1/Documentation/devicetree/bindings/usb/
Dsnps,dwc3.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Felipe Balbi <balbi@kernel.org>
14 be presented as a standalone DT node with an optional vendor-specific
18 - $ref: usb-drd.yaml#
19 - if:
25 - dr_mode
27 $ref: usb.yaml#
29 $ref: usb-xhci.yaml#
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/Linux-v6.1/include/uapi/linux/
Dcomedi.h1 /* SPDX-License-Identifier: LGPL-2.0+ WITH Linux-syscall-note */
6 * COMEDI - Linux Control and Measurement Device Interface
7 * Copyright (C) 1998-2001 David A. Schleef <ds@schleef.org>
32 * NOTE: 'comedi_config --init-data' is deprecated
40 /* length of nth chunk of firmware data -*/
73 #define AREF_GROUND 0x00 /* analog ref = analog ground */
74 #define AREF_COMMON 0x01 /* analog ref = analog common */
75 #define AREF_DIFF 0x02 /* analog ref = differential */
76 #define AREF_OTHER 0x03 /* analog ref = other (undefined) */
78 /* counters -- these are arbitrary values */
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/Linux-v6.1/drivers/comedi/drivers/
Drtd520.c1 // SPDX-License-Identifier: GPL-2.0+
6 * COMEDI - Linux Control and Measurement Device Interface
13 * Devices: [Real Time Devices] DM7520HR-1 (DM7520), DM7520HR-8,
14 * PCI4520 (PCI4520), PCI4520-8
16 * Status: Works. Only tested on DM7520-8. Not SMP safe.
24 * The PCI4520 is a PCI card. The DM7520 is a PC/104-plus card.
40 * These boards can support external multiplexors and multi-board
71 * Analog-In supports instruction and command mode.
73 * With DMA, you can sample at 1.15Mhz with 70% idle on a 400Mhz K6-2
75 * using DMA with ALI-15xx based systems. I haven't been able to test
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/Linux-v6.1/drivers/usb/dwc3/
Dcore.c1 // SPDX-License-Identifier: GPL-2.0
3 * core.c - DesignWare USB3 DRD Controller Core file
5 * Copyright (C) 2010-2011 Texas Instruments Incorporated - https://www.ti.com
24 #include <linux/dma-mapping.h>
46 * dwc3_get_dr_mode - Validates and sets dr_mode
52 struct device *dev = dwc->dev; in dwc3_get_dr_mode()
55 if (dwc->dr_mode == USB_DR_MODE_UNKNOWN) in dwc3_get_dr_mode()
56 dwc->dr_mode = USB_DR_MODE_OTG; in dwc3_get_dr_mode()
58 mode = dwc->dr_mode; in dwc3_get_dr_mode()
59 hw_mode = DWC3_GHWPARAMS0_MODE(dwc->hwparams.hwparams0); in dwc3_get_dr_mode()
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/Linux-v6.1/drivers/gpu/drm/i915/
Di915_perf.c2 * Copyright © 2015-2016 Intel Corporation
44 * without special privileges. Access to system-wide metrics requires root
58 * might sample sets of tightly-coupled counters, depending on the
70 * interleaved with event-type specific members.
76 * would be acceptable to expose them to unprivileged applications - to hide
96 * side-band OA data captured via MI_REPORT_PERF_COUNT commands; we're
102 * For posterity, in case we might re-visit trying to adapt core perf to be
106 * - The perf based OA PMU driver broke some significant design assumptions:
110 * implications, the need to fake cpu-related data (such as user/kernel
112 * as a way to forward device-specific status records.
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/Linux-v6.1/drivers/media/usb/uvc/
Duvc_video.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * uvc_video.c -- USB Video Class driver - Video handling
5 * Copyright (C) 2005-2010
9 #include <linux/dma-mapping.h>
23 #include <media/v4l2-common.h>
27 /* ------------------------------------------------------------------------
38 pipe = (query & 0x80) ? usb_rcvctrlpipe(dev->udev, 0) in __uvc_query_ctrl()
39 : usb_sndctrlpipe(dev->udev, 0); in __uvc_query_ctrl()
42 return usb_control_msg(dev->udev, pipe, query, type, cs << 8, in __uvc_query_ctrl()
82 dev_err(&dev->udev->dev, in uvc_query_ctrl()
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/Linux-v6.1/kernel/events/
Dcore.c1 // SPDX-License-Identifier: GPL-2.0
6 * Copyright (C) 2008-2011 Red Hat, Inc., Ingo Molnar
7 * Copyright (C) 2008-2011 Red Hat, Inc., Peter Zijlstra
49 #include <linux/sched/clock.h>
75 struct task_struct *p = tfc->p; in remote_function()
78 /* -EAGAIN */ in remote_function()
87 tfc->ret = -ESRCH; /* No such (running) process */ in remote_function()
92 tfc->ret = tfc->func(tfc->info); in remote_function()
96 * task_function_call - call a function on the cpu on which a task runs
106 * returns @func return value or -ESRCH or -ENXIO when the process isn't running
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/Linux-v6.1/drivers/gpu/drm/
Ddrm_vblank.c57 * For historical reference, the vertical blanking period was designed to
91 * "Physical top of display" is the reference point for the high-precision/
95 * vertical blanking period so that settings like gamma, the image buffer
109 * tear-free display, users must synchronize page flips and/or rendering to
114 * involves filtering out spurious interrupts, keeping race-free blanking
115 * counters, coping with counter wrap-around and resets and keeping use counts.
133 * On many hardware disabling the vblank interrupt cannot be done in a race-free
139 * Drivers for hardware without support for vertical-blanking interrupts
166 MODULE_PARM_DESC(vblankoffdelay, "Delay until vblank irq auto-disable [msecs] (0: never disable, <0…
173 struct drm_vblank_crtc *vblank = &dev->vblank[pipe]; in store_vblank()
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/Linux-v6.1/drivers/gpu/drm/i915/gt/uc/
Dintel_guc_submission.c1 // SPDX-License-Identifier: MIT
35 * DOC: GuC-based command submission
38 * There are 16 MMIO-based registers start from 0xC180. The kernel driver writes
46 * Covered in detail in other sections but CTBs (Host to GuC - H2G, GuC to Host
47 * - G2H) are a message interface between the i915 and GuC.
92 * sched_engine->lock
98 * guc->submission_state.lock
102 * ce->guc_state.lock
103 * Protects everything under ce->guc_state. Ensures that a context is in the
111 * sched_engine->lock -> ce->guc_state.lock
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/Linux-v6.1/tools/perf/util/
Dparse-events.c1 // SPDX-License-Identifier: GPL-2.0
12 #include <subcmd/parse-options.h>
13 #include "parse-events.h"
16 #include "bpf-loader.h"
20 #include "parse-events-bison.h"
21 #include "parse-events-flex.h"
24 #include "util/parse-branch-options.h"
28 #include "util/parse-events-hybrid.h"
29 #include "util/pmu-hybrid.h"
54 * -1 means failed to init, don't try anymore
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/Linux-v6.1/drivers/net/wireless/ralink/rt2x00/
Drt2800.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 Copyright (C) 2004 - 2010 Ivo van Doorn <IvDoorn@gmail.com>
283 * AUX_CTRL: Aux/PCI-E related configuration
529 * RX_BULK_AGG_TIMEOUT: Rx Bulk Aggregation TimeOut in unit of 33ns.
557 * CLOCK CYCLE: Clock cycle count in 1us.
573 * HOST-MCU shared memory
773 * 0: 1-BSSID mode (BSS index = 0)
774 * 1: 2-BSSID mode (BSS index: Byte5, bit 0)
775 * 2: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
776 * 3: 8-BSSID mode (BSS index: byte5, bit 0 - 2)
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/Linux-v6.1/drivers/net/ethernet/sfc/siena/
Dmcdi_pcol.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2009-2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
13 /* Power-on reset state */
35 /* The 'doorbell' addresses are hard-wired to alert the MC when written */
38 /* The rest of these are firmware-defined */
46 /* Values to be written to the per-port status dword in shared
71 * | | \--- Response
72 * | \------- Error
73 * \------------------------------ Resync (always set)
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/Linux-v6.1/include/net/
Dsock.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
13 * Corey Minyard <wf-rch!minyard@relay.EU.net>
14 * Florian La Roche <flla@stud.uni-sb.de>
57 #include <linux/cgroup-defs.h>
92 /* This is the per-socket lock. The spinlock provides a synchronization
94 * mini-semaphore synchronizes multiple users amongst themselves.
101 * We express the mutex-alike socket_lock semantics
119 * struct sock_common - minimal network layer representation of sockets
122 * @skc_addrpair: 8-byte-aligned __u64 union of @skc_daddr & @skc_rcv_saddr
133 * @skc_net_refcnt: socket is using net ref counting
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/Linux-v6.1/drivers/net/ethernet/sfc/
Dmcdi_pcol.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright 2009-2018 Solarflare Communications Inc.
5 * Copyright 2019-2020 Xilinx Inc.
13 /* Power-on reset state */
35 /* The 'doorbell' addresses are hard-wired to alert the MC when written */
38 /* The rest of these are firmware-defined */
46 /* Values to be written to the per-port status dword in shared
71 * | | \--- Response
72 * | \------- Error
73 * \------------------------------ Resync (always set)
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