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/linux/Documentation/devicetree/bindings/input/
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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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 Diqs62x-keys.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/input/iqs62x-keys.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Jeff LaBundy <jeff@labundy.com>
13 - $ref: input.yaml#
16 The Azoteq IQS620A, IQS621, IQS622, IQS624 and IQS625 multi-function sensors
17 feature a variety of self-capacitive, mutual-inductive and Hall-effect sens-
23 further details and examples. Sensor hardware configuration (self-capacitive
24 vs. mutual-inductive, etc.) is selected based on the device's firmware.
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/linux/drivers/input/touchscreen/
H A Dauo-pixcir-ts.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for AUO in-cell touchscreens
7 * loosely based on auo_touch.c from Dell Streak vendor-kernel
77 * indicate touch: interrupt is asserted during touch
87 * sleep: scan speed 10Hz can be auto-activated, wakeup on 1st touch
88 * deep sleep: scan speed 1Hz can only be entered or left manually.
141 struct i2c_client *client = ts->client; in auo_pixcir_collect_data()
146 /* touch coordinates */ in auo_pixcir_collect_data()
150 dev_err(&client->dev, "failed to read coordinate, %d\n", ret); in auo_pixcir_collect_data()
154 /* touch area */ in auo_pixcir_collect_data()
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/linux/drivers/input/mouse/
H A Dcyapa_gen5.c6 * Copyright (C) 2014-2015 Cypress Semiconductor, Inc.
21 #include <linux/crc-itu-t.h>
33 #define CYAPA_TSG_IMG_MAX_RECORDS (CYAPA_TSG_IMG_END_ROW_NUM - \
141 * Bit 7 - 3: reserved
142 * Bit 2 - 0: touch type;
146 * 3 - 15 : reserved.
151 * Bit 7: indicates touch liftoff status.
152 * 0 : touch is currently on the panel.
153 * 1 : touch record indicates a liftoff.
154 * Bit 6 - 5: indicates an event associated with this touch instance
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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 Dcap11xx.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Input driver for Microchip CAP11xx based capacitive touch sensors
178 return regmap_write(priv->regmap, in cap11xx_write_calib_sens_config_1()
180 (priv->calib_sensitivities[3] << 6) | in cap11xx_write_calib_sens_config_1()
181 (priv->calib_sensitivities[2] << 4) | in cap11xx_write_calib_sens_config_1()
182 (priv->calib_sensitivities[1] << 2) | in cap11xx_write_calib_sens_config_1()
183 priv->calib_sensitivities[0]); in cap11xx_write_calib_sens_config_1()
188 return regmap_write(priv->regmap, in cap11xx_write_calib_sens_config_2()
190 (priv->calib_sensitivities[7] << 6) | in cap11xx_write_calib_sens_config_2()
191 (priv->calib_sensitivities[6] << 4) | in cap11xx_write_calib_sens_config_2()
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/linux/drivers/platform/chrome/
H A Dchromeos_laptop.c1 // SPDX-License-Identifier: GPL-2.0+
85 const unsigned short addr_list[] = { info->addr, I2C_CLIENT_END }; in chromes_laptop_instantiate_i2c_device()
96 I2C_BOARD_INFO("dummy", info->addr), in chromes_laptop_instantiate_i2c_device()
106 pr_debug("%d-%02x is probed at %02x\n", in chromes_laptop_instantiate_i2c_device()
107 adapter->nr, info->addr, dummy->addr); in chromes_laptop_instantiate_i2c_device()
115 pr_debug("failed to register device %d-%02x\n", in chromes_laptop_instantiate_i2c_device()
116 adapter->nr, info->addr); in chromes_laptop_instantiate_i2c_device()
118 pr_debug("added i2c device %d-%02x\n", in chromes_laptop_instantiate_i2c_device()
119 adapter->nr, info->addr); in chromes_laptop_instantiate_i2c_device()
141 for (i = 0; i < cros_laptop->num_i2c_peripherals; i++) { in chromeos_laptop_check_adapter()
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/linux/drivers/misc/lkdtm/
H A Dbugs.c1 // SPDX-License-Identifier: GPL-2.0
4 * bad alignment, bad loops, bad locking, bad scheduling, deep stacks, and
44 * - function marked noinline
45 * - stack variables are marked volatile
46 * - stack variables are written (memset()) and read (buf[..] passed as arg)
47 * - function may have external effects (memzero_explicit())
48 * - no tail recursion possible
59 ret = recursive_loop((int)buf[remaining % sizeof(buf)] - 1); in recursive_loop()
154 /* Same as above but will only get a canary with -fstack-protector-strong */
180 pr_info("Stack offset: %d\n", (int)(stack_addr - (uintptr_t)&magic)); in lkdtm_REPORT_STACK()
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/linux/scripts/
H A Dsorttable.c1 // SPDX-License-Identifier: GPL-2.0-only
6 * Copyright (C) 1999-2019 Alibaba Group Holding Limited. by:
9 * Copyright 2011 - 2012 Cavium, Inc.
20 * Strategy: alter the vmlinux file in-place.
120 return r8(&ehdr->e64.e_shoff); in ehdr64_shoff()
125 return r(&ehdr->e32.e_shoff); in ehdr32_shoff()
136 return r2(&ehdr->e64.e_##fn_name); \
141 return r2(&ehdr->e32.e_##fn_name); \
156 return r(&shdr->e64.sh_##fn_name); \ in EHDR_HALF()
161 return r(&shdr->e32.sh_##fn_name); \
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/linux/include/linux/
H A Dserial_core.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright (C) 2000 Deep Blue Solutions Ltd.
25 ((port)->cons && (port)->cons->index == (port)->lin
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H A Dfs.h1 /* SPDX-License-Identifier: GPL-2.0 */
16 #include <linux/radix-tree.h>
34 #include <linux/percpu-rwsem.h>
168 /* File is stream-like */
191 /* File is capable of returning -EAGAIN if I/O will block */
203 * (f->f_mode & FMODE_FSNOTIFY_MASK) and their meaning:
205 * FMODE_NONOTIFY - suppress all (incl. non-permission) events.
206 * FMODE_NONOTIFY_PERM - suppress permission (incl. pre-content) events.
207 * FMODE_NONOTIFY | FMODE_NONOTIFY_PERM - suppress only FAN_ACCESS_PERM.
226 * Attribute flags. These should be or-ed together to figure out what
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/linux/drivers/ata/
H A Dlibata-eh.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * libata-eh.c - libata error handling
8 * as Documentation/driver-api/libata.rst
11 * http://www.sata-io.org/
59 /* Waiting in ->prereset can never be reliable. It's
97 15000, /* Some drives are slow to read log pages when waking-up */
129 * ehc->cmd_timeout_idx keeps track of which timeout to use per
170 ehi->desc_len += vscnprintf(ehi->desc + ehi->desc_len, in __ata_ehi_pushv_desc()
171 ATA_EH_DESC_LEN - ehi->desc_len, in __ata_ehi_pushv_desc()
176 * __ata_ehi_push_desc - push error description without adding separator
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/linux/drivers/scsi/
H A Dvmw_pvscsi.c2 * Linux driver for VMware's para-virtualized SCSI HBA.
4 * Copyright (C) 2008-2014, VMware, Inc. All Rights Reserved.
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
56 * 1-to-1 mapping completions back to requests.
114 MODULE_PARM_DESC(ring_pages, "Number of pages per req/cmp ring - (default="
121 MODULE_PARM_DESC(msg_ring_pages, "Number of pages for the msg ring - (default="
125 MODULE_PARM_DESC(cmd_per_lun, "Maximum commands per lun - (default="
129 MODULE_PARM_DESC(disable_msi, "Disable MSI use in driver - (default=0)");
132 MODULE_PARM_DESC(disable_msix, "Disable MSI-X use in driver - (default=0)");
135 MODULE_PARM_DESC(use_msg, "Use msg ring when available - (default=1)");
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/linux/drivers/net/wireless/ath/wil6210/
H A Dmain.c1 // SPDX-License-Identifier: ISC
3 * Copyright (c) 2012-2017 Qualcomm Atheros, Inc.
4 * Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.
47 unsigned int mtu_max = TXRX_BUF_LEN_DEFAULT - WIL_MAX_MPDU_OVERHEAD;
60 ret = -EINVAL; in mtu_max_set()
87 return -EINVAL; in ring_order_set()
89 *((uint *)kp->arg) = x; in ring_order_set()
131 * one has to read/write to/from NIC in 32-bit chunks;
133 * not work on 64-bit platform - it uses 64-bit transactions
135 * Force 32-bit transactions to enable NIC on 64-bit platforms
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/linux/tools/testing/ktest/
H A Dktest.pl1 #!/usr/bin/perl -w
2 # SPDX-License-Identifier: GPL-2.0-only
4 # Copyright 2010 - Steven Rostedt <srostedt@redhat.com>, Red Hat Inc.
69 "GRUB_REBOOT" => "grub2-reboot",
70 "GRUB_BLS_GET" => "grubby --info=ALL",
78 "LOCALVERSION" => "-test",
81 "TARGET_IMAGE" => "/boot/vmlinuz-test",
426 i.e. -j20
437 …POWER_CYCLE = wget --no-proxy -O /dev/null -q --auth-no-challenge 'http://admin:admin\@power/outl…
448 CONSOLE = nc -d localhost 3001
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/linux/drivers/gpu/drm/i915/display/
H A Dintel_display_power.c1 /* SPDX-License-Identifier: MIT */
39 for_each_if(test_bit((__domain), (__power_well)->domains.bits))
43 for_each_if(test_bit((__domain), (__power_well)->domains.bits))
232 * intel_display_power_is_enabled - check for a power domain
251 struct i915_power_domains *power_domains = &display->power.domains; in intel_display_power_is_enabled()
254 mutex_lock(&power_domains->lock); in intel_display_power_is_enabled()
256 mutex_unlock(&power_domains->lock); in intel_display_power_is_enabled()
265 struct i915_power_domains *power_domains = &display->power.domains; in sanitize_target_dc_state()
274 for (i = 0; i < ARRAY_SIZE(states) - 1; i++) { in sanitize_target_dc_state()
278 if (power_domains->allowed_dc_mask & target_dc_state) in sanitize_target_dc_state()
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/linux/fs/btrfs/
H A Dtree-log.c1 // SPDX-License-Identifier: GPL-2.0
13 #include "tree-log.h"
14 #include "disk-io.h"
19 #include "block-group.h"
20 #include "space-info.h"
21 #include "inode-item.h"
24 #include "extent-tree.h"
25 #include "root-tree.h"
26 #include "dir-item.h"
27 #include "file-item.h"
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/linux/tools/power/pm-graph/
H A Dsleepgraph.py2 # SPDX-License-Identifier: GPL-2.0-only
21 # https://www.intel.com/content/www/us/en/developer/topic-technology/open/pm-graph/overview.html
23 # git@github.com:intel/pm-graph
51 # ----------------- LIBRARIES --------------------
74 print('[%09.3f] %s' % (time.time()-mystarttime, msg))
82 # ----------------- CLASSES --------------------
86 # A global, single-instance container used to
108 cgtest = -1
183 tmstart = 'SUSPEND START %Y%m%d-%H:%M:%S.%f'
184 tmend = 'RESUME COMPLETE %Y%m%d-%H:%M:%S.%f'
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/linux/fs/
H A Dinode.c1 // SPDX-License-Identifier: GPL-2.0-only
10 #include <linux/backing-dev.h>
35 * inode->i_lock protects:
36 * inode->i_state, inode->i_hash, __iget(), inode->i_io_list
38 * inode->i_sb->s_inode_lru, inode->i_lru
39 * inode->i_sb->s_inode_list_lock protects:
40 * inode->i_sb->s_inodes, inode->i_sb_list
41 * bdi->wb.list_lock protects:
42 * bdi->wb.b_{dirty,io,more_io,dirty_time}, inode->i_io_list
44 * inode_hashtable, inode->i_hash
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/linux/arch/x86/events/intel/
H A Dcore.c1 // SPDX-License-Identifier: GPL-2.0-only
22 #include <asm/intel-family.h>
42 [PERF_COUNT_HW_REF_CPU_CYCLES] = 0x0300, /* pseudo-encoding */
69 INTEL_EVENT_CONSTRAINT(0xc9, 0x1), /* ITLB_MISS_RETIRED (T30-9) */
352 * Generally event codes < 0x90 are restricted to counters 0-3.
438 EVENT_ATTR_STR(mem-loads, mem_ld_nhm, "event=0x0b,umask=0x10,ldlat=3");
439 EVENT_ATTR_STR(mem-loads, mem_ld_snb, "event=0xcd,umask=0x1,ldlat=3");
440 EVENT_ATTR_STR(mem-stores, mem_st_snb, "event=0xcd,umask=0x2");
461 EVENT_ATTR_STR_HT(topdown-total-slots, td_total_slots,
464 EVENT_ATTR_STR_HT(topdown-total-slots.scale, td_total_slots_scale, "4", "2");
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/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt16 force -- enable ACPI if default was off
17 on -- enable ACPI but allow fallback to DT [arm64,riscv64]
18 off -- disable ACPI if default was on
19 noirq -- do not use ACPI for IRQ routing
20 strict -- Be less tolerant of platforms that are not
22 rsdt -- prefer RSDT over (default) XSDT
23 copy_dsdt -- copy DSDT to memory
24 nocmcff -- Disable firmware first mode for corrected
28 nospcr -- disable console in ACPI SPCR table as
45 If set to vendor, prefer vendor-specific driver
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/linux/drivers/tty/serial/8250/
H A D8250_pci.c1 // SPDX-License-Identifier: GPL-2.0
3 * Probe module for 8250/16550-type PCI serial ports.
98 /* Unknown vendors/cards - this should not be in linux/pci_ids.h */
104 * > 0 - number of ports
105 * = 0 - use board->num_ports
106 * < 0 - error
156 "Please send the output of lspci -vv, this\n" in moan_device()
159 "modem board to <linux-serial@vger.kernel.org>.\n", in moan_device()
160 str, dev->vendor, dev->device, in moan_device()
161 dev->subsystem_vendor, dev->subsystem_device); in moan_device()
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/linux/kernel/bpf/
H A Dverifier.c1 // SPDX-License-Identifier: GPL-2.0-only
2 /* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com
7 #include <linux/bpf-cgroup.h>
23 #include <linux/error-injection.h>
60 * The first pass is depth-first-search to check that the program is a DAG.
62 * - larger than BPF_MAXINSNS insns
63 * - if loop is present (detected via back-edge)
64 * - unreachable insns exist (shouldn't be a forest. program = one function)
65 * - out of bounds or malformed jumps
77 * All registers are 64-bit.
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