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/linux/Documentation/devicetree/bindings/iio/adc/
H A Dadi,ad7380.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Michael Hennerich <Michael.Hennerich@analog.com>
11 - Nuno Sá <nuno.sa@analog.com>
21 * https://www.analog.com/en/products/ad7380-4.html
22 * https://www.analog.com/en/products/ad7381-4.html
23 * https://www.analog.com/en/products/ad7383-4.html
24 * https://www.analog.com/en/products/ad7384-4.html
25 * https://www.analog.com/en/products/ad7386-4.html
[all …]
/linux/kernel/module/
H A Dversion.c1 // SPDX-License-Identifier: GPL-2.0-or-later
18 Elf_Shdr *sechdrs = info->sechdrs; in check_version()
19 unsigned int versindex = info->index.vers; in check_version()
24 /* Exporting module didn't supply crcs? OK, we're already tainted. */ in check_version()
29 if (info->index.vers_ext_crc) { in check_version()
35 pr_debug("Found checksum %X vs modul in check_version()
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/linux/arch/arm/boot/dts/nvidia/
H A Dtegra20-paz00.dts1 // SPDX-License-Identifier: GPL-2.0
2 /dts-v1/;
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/thermal/thermal.h>
8 #include "tegra20-cpu-opp.dtsi"
9 #include "tegra20-cpu-opp-microvolt.dtsi"
25 stdout-path = "serial0:115200n8";
44 vdd-supply = <&hdmi_vdd_reg>;
45 pll-supply = <&hdmi_pll_reg>;
47 nvidia,ddc-i2c-bus = <&hdmi_ddc>;
[all …]
H A Dtegra30-lg-x3.dtsi1 // SPDX-License-Identifier: GPL-2.0
3 #include <dt-bindings/input/gpio-keys.h>
4 #include <dt-bindings/input/input.h>
5 #include <dt-bindings/leds/common.h>
6 #include <dt-bindings/mfd/max77620.h>
7 #include <dt-bindings/thermal/thermal.h>
10 #include "tegra30-cpu-opp.dtsi"
11 #include "tegra30-cpu-opp-microvolt.dtsi"
14 chassis-type = "handset";
30 * pre-existing /chosen node to be available to insert the
[all …]
/linux/drivers/nvmem/
H A Dqfprom.c1 // SPDX-License-Identifier: GPL-2.0-only
13 #include <linux/nvmem-provider.h>
23 /* Amount of time required to hold charge to blow fuse in micro-seconds */
44 * struct qfprom_soc_data - config that varies from SoC to SoC.
60 * struct qfprom_priv - structure holding qfprom attributes
62 * @qfpraw: iomapped memory space for qfprom-efuse raw address space.
63 * @qfpconf: iomapped memory space for qfprom-efuse configuration address
68 * @secclk: Clock supply.
69 * @vcc: Regulator supply.
84 * struct qfprom_touched_values - saved values to restore after blowing
[all …]
/linux/drivers/net/wireless/intel/iwlegacy/
H A D4965.h1 /* SPDX-License-Identifier: GPL-2.0-only */
4 * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
8 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
79 * Acquire il->lock before calling this function !
83 * il4965_tx_queue_set_status - (optionally) start Tx/Cmd queue
84 * @tx_fifo_id: Tx DMA/FIFO channel (range 0-7) that the queue will feed
87 * NOTE: Acquire il->lock before calling this function !
181 * The first queue used for block-ack aggregation is #7 (4965 only).
182 * All block-ack aggregation queues should map to Tx DMA/FIFO channel 7.
194 #define IL49_RTC_INST_SIZE (IL49_RTC_INST_UPPER_BOUND - \
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H A D4965.c1 // SPDX-License-Identifier: GPL-2.0-only
4 * Copyright(c) 2003 - 2011 Intel Corporation. All rights reserved.
8 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
15 #include <linux/dma-mapping.h>
29 * il_verify_inst_sparse - verify runtime uCode image in card vs. host,
41 D_INFO("ucode inst image size is %u\n", len); in il4965_verify_inst_sparse()
44 /* read data comes through single port, auto-incr addr */ in il4965_verify_inst_sparse()
50 ret = -EIO; in il4965_verify_inst_sparse()
61 * il4965_verify_inst_full - verify runtime uCode image in card vs. host,
72 D_INFO("ucode inst image size is %u\n", len); in il4965_verify_inst_full()
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H A Dcommands.h8 * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
29 * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
33 * Copyright(c) 2005 - 2011 Intel Corporation. All rights reserved.
92 /* Multi-Station support */
138 /* RF-KILL commands and notifications */
184 * when sending the response to each driver-originated command, so
196 * 0:7 tfd idx - position within TX queue
199 * 14 huge - driver sets this to indicate command is in the
201 * 15 unsolicited RX or uCode-originated notification
212 * 1) DSP gain (or sometimes called DSP attenuation). This is a fine-grained
[all …]
/linux/drivers/net/vxlan/
H A Dvxlan_core.c1 // SPDX-License-Identifier: GPL-2.0-only
5 * Copyright (c) 2012-2013 Vyatta Inc.
74 static inline bool vxlan_collect_metadata(struct vxlan_sock *vs) in vxlan_collect_metadata() argument
76 return vs->flags & VXLAN_F_COLLECT_METADATA || in vxlan_collect_metadata()
82 * non-default VRF).
87 struct vxlan_sock *vs; in vxlan_find_sock() local
91 hlist_for_each_entry_rcu(vs, vs_head(net, port), hlist) { in vxlan_find_sock()
92 if (inet_sk(vs->sock->sk)->inet_sport == port && in vxlan_find_sock()
93 vxlan_get_sk_family(vs) == family && in vxlan_find_sock()
94 vs->flags == flags && in vxlan_find_sock()
[all …]
/linux/drivers/media/i2c/
H A Dmax9271.c1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (C) 2017-2020 Jacopo Mondi
4 * Copyright (C) 2017-2020 Kieran Bingham
5 * Copyright (C) 2017-2020 Laurent Pinchart
6 * Copyright (C) 2017-2020 Niklas Söderlund
11 * chip. This is not a self-contained driver, as MAX9271 is usually embedded in
16 * functions exported from this library driver to maximize code re-use.
29 dev_dbg(&dev->client->dev, "%s(0x%02x)\n", __func__, reg); in max9271_read()
31 ret = i2c_smbus_read_byte_data(dev->client, reg); in max9271_read()
33 dev_dbg(&dev->client->dev, in max9271_read()
[all …]
/linux/drivers/net/wireless/silabs/wfx/
H A Dhif_rx.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Handling of the chip-to-host events (aka indications) of the hardware API.
5 * Copyright (c) 2017-2020, Silicon Laboratories, Inc.
6 * Copyright (c) 2010, ST-Ericsson
24 int cmd = hif->id; in wfx_hif_generic_confirm()
25 int len = le16_to_cpu(hif->len) - 4; /* drop header */ in wfx_hif_generic_confirm()
27 WARN(!mutex_is_locked(&wdev->hif_cmd.lock), "data locking error"); in wfx_hif_generic_confirm()
29 if (!wdev->hif_cmd.buf_send) { in wfx_hif_generic_confirm()
30 dev_warn(wdev->dev, "unexpected confirmation: 0x%.2x\n", cmd); in wfx_hif_generic_confirm()
31 return -EINVAL; in wfx_hif_generic_confirm()
[all …]
/linux/Documentation/hwmon/
H A Dit87.rst174 - Christophe Gauthron
175 - Jean Delvare <jdelvare@suse.de>
179 -----------------
184 by either the battery or the onboard power supply. Only the first reading
192 misconfigured by BIOS - PWM values would be inverted. This option tries
209 Provided since there are reports that system-wide acpi_enfore_resources=lax
217 -------------------
219 All the chips supported by this driver are LPC Super-I/O chips, accessed
220 through the LPC bus (ISA-like I/O ports). The IT8712F additionally has an
228 -----------
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/linux/drivers/usb/misc/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0
13 Technologies USS-720 chip. These cables are plugged into your USB
19 printers may be connected to the USS-720 in this mode. The generic
21 that mode, and you can say N here if you want to use the chip only
30 Say Y here if you own an USS-720 USB->Parport cable and intend to
72 tristate "USB 7-Segment LED Display"
74 Say Y here if you have a USB 7-Segment Display by Delcom
107 driver supports the pre-programmed devices (incl. firmware)
108 by AK Modul-Bus Computer GmbH.
110 Please see: https://www.ak-modul-bus.de/stat/mikrocontroller.html
[all …]
/linux/arch/arm64/boot/dts/freescale/
H A Dimx8mp-verdin.dtsi1 // SPDX-License-Identifier: GPL-2.0-or-later OR MIT
6 #include <dt-bindings/phy/phy-imx8-pcie.h>
7 #include <dt-bindings/pwm/pwm.h>
12 stdout-path = &uart3;
24 compatible = "pwm-backlight";
25 brightness-levels = <0 45 63 88 119 158 203 255>;
26 default-brightness-level = <4>;
28 enable-gpios = <&gpio5 1 GPIO_ACTIVE_HIGH>;
29 pinctrl-names = "default";
30 pinctrl-0 = <&pinctrl_i2s_2_d_out_dsi_1_bkl_en>;
[all …]
/linux/sound/soc/codecs/
H A Drt5682s.c1 // SPDX-License-Identifier: GPL-2.0-only
3 // rt5682s.c -- RT5682I-VS ALSA SoC audio component driver
25 #include <sound/soc-dapm.h>
38 .dai_clk_names[RT5682S_DAI_WCLK_IDX] = "rt5682-dai-wclk",
39 .dai_clk_names[RT5682S_DAI_BCLK_IDX] = "rt5682-dai-bclk",
46 [RT5682S_SUPPLY_LDO1_IN] = "LDO1-IN",
69 ret = regmap_multi_reg_write(rt5682s->regmap, patch_list, ARRAY_SIZE(patch_list)); in rt5682s_apply_patch_list()
71 dev_warn(dev, "Failed to apply regmap patch: %d\n", ret); in rt5682s_apply_patch_list()
624 regmap_write(rt5682s->regmap, RT5682S_RESET, 0); in rt5682s_reset()
634 dev_dbg(component->dev, "%s btn_type=%x\n", __func__, btn_type); in rt5682s_button_detect()
[all …]
/linux/Documentation/admin-guide/pm/
H A Damd-pstate.rst1 .. SPDX-License-Identifier: GPL-2.0
5 ``amd-pstate`` CPU Performance Scaling Driver
16 ``amd-pstate`` is the AMD CPU performance scaling driver that introduces a
20 than legacy ACPI hardware P-States. Current AMD CPU/APU platforms are using
21 the ACPI P-states driver to manage CPU frequency and clocks with switching
22 only in 3 P-states. CPPC replaces the ACPI P-states controls and allows a
23 flexible, low-latency interface for the Linux kernel to directly
26 ``amd-pstate`` leverages the Linux kernel governors such as ``schedutil``,
30 Volume 2: System Programming [1]_). Currently, ``amd-pstate`` supports basic
40 continuous, abstract, and unit-less performance value in a scale that is
[all …]
/linux/drivers/regulator/
H A Dqcom_spmi-regulator.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * Copyright (c) 2012-2015, The Linux Foundation. All rights reserved.
8 #include <linux/devm-helpers.h>
57 * struct spmi_regulator_init_data - spmi-regulator initialization data
303 /* VS regulator over current protection control register layout */
307 /* VS regulator soft start control register layout */
365 * struct spmi_voltage_range - regulator set point voltage mapping description
380 * (max_uV - min_uV) % step_uV == 0
381 * (set_point_min_uV - min_uV) % step_uV == 0*
382 * (set_point_max_uV - min_uV) % step_uV == 0*
[all …]
/linux/Documentation/filesystems/
H A Doverlayfs.rst1 .. SPDX-License-Identifier: GPL-2.0
10 overlay-filesystem functionality in Linux (sometimes referred to as
11 union-filesystems). An overlay-filesystem tries to present a
17 ---------------
25 While directories will report an st_dev from the overlay-filesystem,
26 non-directory objects may report an st_dev from the lower filesystem or
29 over the lifetime of a non-directory object. Many applications and
48 The "xino" feature can be enabled with the "-o xino=on" overlay mount option.
51 the lifetime of the filesystem. The "-o xino=auto" overlay mount option
60 +--------------+------------+------------+-----------------+----------------+
[all …]
/linux/drivers/iio/adc/
H A Dad7380.c1 // SPDX-License-Identifier: GPL-2.0-only
9 * ad7380/1 : https://www.analog.com/media/en/technical-documentation/data-sheets/AD7380-7381.pdf
10 * ad7383/4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7383-7384.pdf
11 …* ad7386/7/8 : https://www.analog.com/media/en/technical-documentation/data-sheets/AD7386-7387-738…
12 * ad7380-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7380-4.pdf
13 * ad7381-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7381-4.pdf
14 …* ad7383/4-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7383-4-ad7384…
15 …* ad7386/7/8-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7386-4-7387…
16 * ad7389-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/ad7389-4.pdf
17 * adaq4370-4 : https://www.analog.com/media/en/technical-documentation/data-sheets/adaq4370-4.pdf
[all …]
/linux/drivers/mtd/chips/
H A Dcfi_cmdset_0020.c1 // SPDX-License-Identifier: GPL-2.0
9 * - completely revamped method functions so they are aware and
11 * - scalability vs code size is completely set at compile-time
13 * - optimized write buffer method
14 * 06/21/2002 Joern Engel <joern@wh.fh-wedel.de> and others
15 * - modified Intel Command Set 0x0001 to support ST Advanced Architecture
17 * - added a writev function
18 * 07/13/2005 Joern Engel <joern@wh.fh-wedel.de>
19 * - Plugged memory leak in cfi_staa_writev().
69 printk(" Feature/Command Support: %4.4X\n", extp->FeatureSupport); in cfi_tell_features()
[all …]
/linux/kernel/time/
H A Dclocksource.c1 // SPDX-License-Identifier: GPL-2.0+
20 #include "tick-internal.h"
27 u64 delta = clocksource_delta(end, start, cs->mask, cs->max_raw_delta); in cycles_to_nsec_safe()
29 if (likely(delta < cs->max_cycles)) in cycles_to_nsec_safe()
30 return clocksource_cyc2ns(delta, cs->mult, cs->shift); in cycles_to_nsec_safe()
32 return mul_u64_u32_shr(delta, cs->mult, cs->shift); in cycles_to_nsec_safe()
36 * clocks_calc_mult_shift - calculate mult/shift factors for scaled math of clocks
71 sftacc--; in clocks_calc_mult_shift()
78 for (sft = 32; sft > 0; sft--) { in clocks_calc_mult_shift()
90 /*[Clocksource internal variables]---------
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/linux/Documentation/scsi/
H A DChangeLog.ncr53c8xx1 Sat May 12 12:00 2001 Gerard Roudier (groudier@club-internet.fr)
2 * version ncr53c8xx-3.4.3b
3 - Ensure LEDC bit in GPCNTL is cleared when reading the NVRAM.
4 Fix sent by Stig Telfer <stig@api-networks.com>.
5 - Define scsi_set_pci_device() as nil for kernel < 2.4.4.
7 Mon Feb 12 22:30 2001 Gerard Roudier (groudier@club-internet.fr)
8 * version ncr53c8xx-3.4.3
9 - Call pci_enable_device() as AC wants this to be done.
10 - Get both the BAR cookies actual and PCI BAR values.
12 - Merge changes for linux-2.4 that declare the host template
[all …]
/linux/Documentation/devicetree/bindings/cpu/
H A Didle-states.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/cpu/idle-states.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
11 - Anup Patel <anup@brainfault.org>
15 1 - Introduction
18 ARM and RISC-V systems contain HW capable of managing power consumption
19 dynamically, where cores can be put in different low-power states (ranging
22 run-time, can be specified through device tree bindings representing the
[all …]
/linux/drivers/infiniband/hw/cxgb4/
H A Dcq.c2 * Copyright (c) 2009-2010 Chelsio, Inc. All rights reserved.
14 * - Redistributions of source code must retain the above
18 * - Redistributions in binary form must reproduce the above
49 res_wr->op_nres = cpu_to_be32( in destroy_cq()
53 res_wr->len16_pkd = cpu_to_be32(DIV_ROUND_UP(wr_len, 16)); in destroy_cq()
54 res_wr->cookie = (uintptr_t)wr_waitp; in destroy_cq()
55 res = res_wr->res; in destroy_cq()
56 res->u.cq.restype = FW_RI_RES_TYPE_CQ; in destroy_cq()
57 res->u.cq.op = FW_RI_RES_OP_RESET; in destroy_cq()
58 res->u.cq.iqid = cpu_to_be32(cq->cqid); in destroy_cq()
[all …]
/linux/tools/lib/bpf/
H A Dlibbpf.c1 // SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
6 * Copyright (C) 2013-2015 Alexei Starovoitov <ast@kernel.org>
71 #pragma GCC diagnostic ignored "-Wformat-nonliteral"
251 fprintf(stderr, "libbpf: unrecognized '%s' envvar value: '%s', should be one of 'warn', 'debug', or 'info'.\n", in __base_pr()
299 if (err != -EPER in pr_perm_msg()
1904 int i, n; map_is_mmapable() local
3419 int i, n, err = 0; bpf_object_fixup_btf() local
3550 int j, n; bpf_object__sanitize_and_load_btf() local
4034 int i, n; find_extern_btf_id() local
4064 const struct btf_var_secinfo *vs; find_extern_sec_btf_id() local
4066 int i, j, n; find_extern_sec_btf_id() local
4158 int i, n; find_int_btf_id() local
4174 const struct btf_var_secinfo *vs; add_dummy_ksym_var() local
4215 int i, n, off, dummy_var_btf_id; bpf_object__collect_externs() local
4358 struct btf_var_secinfo *vs = btf_var_secinfos(sec) + i; bpf_object__collect_externs() local
4414 struct btf_var_secinfo *vs = btf_var_secinfos(sec) + i; bpf_object__collect_externs() local
4509 int i, n = obj->nr_extern; bpf_program__record_reloc() local
5575 size_t n = strlen(name); bpf_core_essential_name_len() local
5605 int n, i; bpf_core_add_cands() local
6675 int i, j, n; bpf_prog_assign_exc_cb() local
6942 int i, n, arg_idx, arg_cnt, err, rec_idx; bpf_program_fixup_func_info() local
9738 int i, n; find_sec_def() local
11097 int fd, n, err = 0; append_to_file() local
11756 int n; attach_kprobe() local
11813 int n; attach_kprobe_multi() local
11845 int n; attach_kprobe_session() local
11869 int n, ret = -EINVAL; attach_uprobe_multi() local
12387 int n, c, ret = -EINVAL; attach_uprobe() local
12505 int n, err; attach_usdt() local
13465 int err, i, j, n; __perf_buffer__new() local
13822 int err = 0, n, len, start, end = -1; parse_cpu_mask_str() local
13901 int err, n, i, tmp_cpus; libbpf_num_possible_cpus() local
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