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/linux/Documentation/devicetree/bindings/input/
H A Diqs269a.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Azoteq IQS269A Capacitive Touch Controller
10 - Jeff LaBundy <jeff@labundy.com>
13 - $ref: input.yaml#
16 The Azoteq IQS269A is an 8-channel capacitive touch controller that features
17 additional Hall-effect and inductive sensing capabilities.
24 - azoteq,iqs269a
25 - azoteq,iqs269a-00
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H A Diqs626a.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 title: Azoteq IQS626A Capacitive Touch Controller
10 - Jeff LaBundy <jeff@labundy.com>
13 The Azoteq IQS626A is a 14-channel capacitive touch controller that features
14 additional Hall-effect and inductive sensing capabilities.
19 - $ref: touchscreen/touchscreen.yaml#
31 "#address-cells":
34 "#size-cells":
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/linux/drivers/input/misc/
H A Diqs269a.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Azoteq IQS269A Capacitive Touch Controller
8 * inductive keys as well as Hall-effect switches, and one for each of the two
225 .name = "event-prox",
231 .name = "event-prox-alt",
238 .name = "event-touch",
244 .name = "event-touch-alt",
251 .name = "event-deep",
257 .name = "event-deep-alt",
339 * Slider 1 is unavailable if the touch-and-hold option is enabled via in iqs269_slider_type()
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H A Diqs626a.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Azoteq IQS626A Capacitive Touch Controller
8 * inductive keys as well as Hall-effect switches, and one for a trackpad that
227 .name = "event-prox",
233 .name = "event-prox-alt",
240 .name = "event-touch",
246 .name = "event-touch-alt",
253 .name = "event-deep",
259 .name = "event-deep-alt",
367 .name = "ulp-0",
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/linux/drivers/input/keyboard/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
24 board-specific setup logic must also provide a configuration data
38 be called adp5520-keys.
51 module will be called adp5588-keys.
61 module will be called adp5589-keys.
126 Say Y here if you have a PA-RISC machine and want to use an AT or
128 PA-RISC keyboards.
138 built-in keyboard (as opposed to an external keyboard).
146 Left Ctrl Left Alt
152 in the left-hand column will be interpreted as the corresponding key
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H A Dapplespi.c1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2015-2018 Federico Lorenzi
6 * Copyright (c) 2017-2018 Ronald Tschalär
26 * SPI-based Protocol
27 * ------------------
40 * fixed, 256-byte size). In that case it will be split over multiple,
85 ((KBD_BL_LEVEL_MAX - KBD_BL_LEVEL_MIN) * KBD_BL_LEVEL_SCALE / 255U)
102 …emap Fn key ([0] = no-remap; 1 = left-ctrl, 2 = left-shift, 3 = left-alt, 4 = left-meta, 6 = right…
106 MODULE_PARM_DESC(iso_layout, "Enable/Disable hardcoded ISO-layout of the keyboard. ([0] = disabled,…
114 * struct keyboard_protocol - keyboard message.
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/linux/drivers/media/usb/dvb-usb/
H A Dm920x.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* DVB USB compliant linux driver for MSI Mega Sky 580 DVB-T USB2.0 receiver
6 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information
19 #include "tuner-simple.h"
25 MODULE_PARM_DESC(debug, "set debugging level (1=rc (or-able))." DVB_USB_DEBUG_STATUS);
46 return -EIO; in m920x_read()
65 ret = m920x_write(udev, request, seq->data, seq->address); in m920x_write_seq()
70 } while (seq->address); in m920x_write_seq()
81 if (d->props.rc.legacy.rc_query || d->props.rc.core.rc_query) { in m920x_init()
83 ret = m920x_write_seq(d->udev, M9206_CORE, rc_seq); in m920x_init()
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/linux/Documentation/driver-api/usb/
H A Dusb.rst1 .. _usb-hostside-api:
4 The Linux-USB Host Side API
18 That master/slave asymmetry was designed-in for a number of reasons, one
22 distributed auto-configuration since the pre-designated master node
37 USB Host-Side API Model
40 Host-side drivers for USB devices talk to the "usbcore" APIs. There are
41 two. One is intended for *general-purpose* drivers (exposed through
49 - USB supports four kinds of data transfers (control, bulk, interrupt,
54 - The device description model includes one or more "configurations"
60 - From USB 3.0 on configurations have one or more "functions", which
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/linux/drivers/usb/host/
H A Dxhci.c1 // SPDX-License-Identifier: GPL-2.0
22 #include <linux/dma-mapping.h>
25 #include "xhci-trace.h"
26 #include "xhci-debugfs.h"
27 #include "xhci-dbgcap.h"
47 if (!td || !td->start_seg) in td_on_ring()
50 xhci_for_each_ring_seg(ring->first_seg, seg) { in td_on_ring()
51 if (seg == td->start_seg) in td_on_ring()
59 * xhci_handshake - spin reading hc until handshake completes or fails
69 * hardware flakeout), or the register reads as all-ones (hardware removed).
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/linux/sound/pci/hda/
H A Dhda_generic.c1 // SPDX-License-Identifier: GPL-2.0-or-later
32 * snd_hda_gen_spec_init - initialize hda_gen_spec struct
39 snd_array_init(&spec->kctls, sizeof(struct snd_kcontrol_new), 32); in snd_hda_gen_spec_init()
40 snd_array_init(&spec->paths, sizeof(struct nid_path), 8); in snd_hda_gen_spec_init()
41 snd_array_init(&spec->loopback_list, sizeof(struct hda_amp_list), 8); in snd_hda_gen_spec_init()
42 mutex_init(&spec->pcm_mutex); in snd_hda_gen_spec_init()
48 * snd_hda_gen_add_kctl - Add a new kctl_new struct from the template
62 struct snd_kcontrol_new *knew = snd_array_new(&spec->kctls); in snd_hda_gen_add_kctl()
67 knew->name = kstrdup(name, GFP_KERNEL); in snd_hda_gen_add_kctl()
68 else if (knew->name) in snd_hda_gen_add_kctl()
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