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/linux/drivers/platform/x86/intel/
H A Dhid.c1 // SPDX-License-Identifier: GPL-2.0+
12 #include <linux/input/sparse-keymap.h>
21 TABLET_SW_AUTO = -1,
31 "If you need this please report this to: platform-driver-x86@vger.kernel.org");
36 "Enable SW_TABLET_MODE reporting -1:auto 0:off 1:at-first-event 2:at-probe. "
37 "If you need this please report this to: platform-driver-x86@vger.kernel.org");
62 /* 1: LSuper (Page 0x07, usage 0xE3) -- unclear what to do */
63 /* 2: Toggle SW_ROTATE_LOCK -- easy to implement if seen in wild */
72 /* 13 has two different meanings in the spec -- ignore it. */
80 /* 27: wake -- needs special handling */
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H A Dvbtn.c1 // SPDX-License-Identifier: GPL-2.0+
13 #include <linux/input/sparse-keymap.h>
45 { KE_KEY, 0xC4, { KEY_VOLUMEUP } }, /* volume-up key press */
46 { KE_IGNORE, 0xC5, { KEY_VOLUMEUP } }, /* volume-up key release */
47 { KE_KEY, 0xC6, { KEY_VOLUMEDOWN } }, /* volume-down key press */
48 { KE_IGNORE, 0xC7, { KEY_VOLUMEDOWN } }, /* volume-down key release */
49 { KE_KEY, 0xC8, { KEY_ROTATE_LOCK_TOGGLE } }, /* rotate-lock key press */
50 { KE_KEY, 0xC9, { KEY_ROTATE_LOCK_TOGGLE } }, /* rotate-lock key release */
57 * intel-vbtn code, always seem to use this for 2-in-1s / convertibles and set
58 * SW_DOCK=1 when in laptop-mode (in tandem with setting SW_TABLET_MODE=0).
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/linux/drivers/acpi/
H A Dpci_link.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pci_link.c - ACPI PCI Interrupt Link Device Driver ($Revision: 34 $)
10 * 1. Support more than one IRQ resource entry per link device (index).
12 * for IRQ management (e.g. start()->_SRS).
36 static int acpi_pci_link_add(struct acpi_device *device,
38 static void acpi_pci_link_remove(struct acpi_device *device);
68 struct acpi_device *device; member
75 static int sci_irq = -1, sci_penalty;
77 /* --------------------------------------------------------------------------
78 PCI Link Device Management
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H A Ddock.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * dock.c - ACPI dock station driver
31 acpi_handle handle; member
62 * Dock Dependent device functions *
65 * add_dock_dependent_device - associate a device with the dock station
67 * @adev: Dependent ACPI device object.
69 * Add the dependent device to the dock's dependent device list.
78 return -ENOMEM; in add_dock_dependent_device()
80 dd->adev = adev; in add_dock_dependent_device()
81 INIT_LIST_HEAD(&dd->list); in add_dock_dependent_device()
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H A Dacpi_processor.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * acpi_processor.c - ACPI processor enumeration support
16 #include <linux/device.h>
44 return pr->handle; in acpi_get_processor_handle()
56 return -EINVAL; in acpi_processor_errata_piix4()
62 switch (dev->revision) { in acpi_processor_errata_piix4()
64 dev_dbg(&dev->dev, "Found PIIX4 A-step\n"); in acpi_processor_errata_piix4()
67 dev_dbg(&dev->dev, "Found PIIX4 B-step\n"); in acpi_processor_errata_piix4()
70 dev_dbg(&dev->dev, "Found PIIX4E\n"); in acpi_processor_errata_piix4()
73 dev_dbg(&dev->dev, "Found PIIX4M\n"); in acpi_processor_errata_piix4()
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H A Dacpi_video.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * video.c - ACPI Video Driver
7 * Copyright (C) 2006 Thomas Tuttle <linux-kernel@ttuttle.net>
32 #define ACPI_VIDEO_DEVICE_NAME "Video Device"
52 static int report_key_events = -1;
57 static int hw_changes_brightness = -1;
61 "a hotkey is pressed: -1: auto, 0: normal 1: hw-changes-brightness");
78 static int acpi_video_bus_add(struct acpi_device *device);
79 static void acpi_video_bus_remove(struct acpi_device *device);
80 static void acpi_video_bus_notify(acpi_handle handle, u32 event, void *data);
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H A Ddevice_pm.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * drivers/acpi/device_pm.c - ACPI device power management routines.
27 * acpi_power_state_string - String representation of ACPI device power state.
28 * @state: ACPI device power state to return the string representation of.
48 static int acpi_dev_pm_explicit_get(struct acpi_device *device, int *state) in acpi_dev_pm_explicit_get() argument
53 status = acpi_evaluate_integer(device->handle, "_PSC", NULL, &psc); in acpi_dev_pm_explicit_get()
55 return -ENODEV; in acpi_dev_pm_explicit_get()
62 * acpi_device_get_power - Get power state of an ACPI device.
63 * @device: Device to get the power state of.
64 * @state: Place to store the power state of the device.
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H A Dpci_slot.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * pci_slot.c - ACPI PCI Slot Driver
10 * Copyright (C) 2007-2008 Hewlett-Packard Development Company, L.P.
27 #include <linux/pci-acpi.h>
42 check_slot(acpi_handle handle, unsigned long long *sun) in check_slot() argument
44 int device = -1; in check_slot() local
49 acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer); in check_slot()
54 status = acpi_evaluate_integer(handle, "_STA", NULL, &sta); in check_slot()
59 status = acpi_evaluate_integer(handle, "_ADR", NULL, &adr); in check_slot()
67 status = acpi_evaluate_integer(handle, "_SUN", NULL, sun); in check_slot()
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H A Dthermal.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * acpi_thermal.c - ACPI Thermal Zone Driver ($Revision: 41 $)
27 #include <linux/device.h>
48 #define ACPI_THERMAL_TRIP_PASSIVE (-1)
55 * when re-evaluating the AML code.
57 * We need to re-bind the cooling devices of a thermal zone when this occurs.
61 acpi_handle_info(tz->device->handle, \
63 "Please report to linux-acpi@vger.kernel.org\n", str); \
110 struct acpi_device *device; member
124 /* --------------------------------------------------------------------------
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H A Ddevice_sysfs.c1 // SPDX-License-Identifier: GPL-2.0-only
3 * drivers/acpi/device_sysfs.c - ACPI device sysfs attributes and modalias.
15 #include <linux/device.h>
21 static ssize_t acpi_object_path(acpi_handle handle, char *buf) in acpi_object_path() argument
26 result = acpi_get_name(handle, ACPI_FULL_PATHNAME, &path); in acpi_object_path()
47 return dn->handle ? acpi_object_path(dn->handle, buf) : 0; in data_node_show_path()
67 return dn_attr->show ? dn_attr->show(dn, buf) : -ENXIO; in acpi_data_node_attr_show()
78 complete(&dn->kobj_done); in acpi_data_node_release()
90 struct list_head *list = &data->subnodes; in acpi_expose_nondev_subnodes()
99 init_completion(&dn->kobj_done); in acpi_expose_nondev_subnodes()
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/linux/drivers/iommu/
H A Diommu-sva.c1 // SPDX-License-Identifier: GPL-2.0
10 #include "iommu-priv.h"
13 static struct iommu_domain *iommu_sva_domain_alloc(struct device *dev,
17 static struct iommu_mm_data *iommu_alloc_mm_data(struct mm_struct *mm, struct device *dev) in iommu_alloc_mm_data()
25 return ERR_PTR(-EBUSY); in iommu_alloc_mm_data()
27 iommu_mm = mm->iommu_mm; in iommu_alloc_mm_data()
30 if (iommu_mm->pasid >= dev->iommu->max_pasids) in iommu_alloc_mm_data()
31 return ERR_PTR(-EOVERFLOW); in iommu_alloc_mm_data()
37 return ERR_PTR(-ENOMEM); in iommu_alloc_mm_data()
42 return ERR_PTR(-ENOSPC); in iommu_alloc_mm_data()
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/linux/drivers/platform/x86/
H A Dtoshiba_bluetooth.c1 // SPDX-License-Identifier: GPL-2.0-only
9 * normal people aren't meant to understand :-)
38 static int toshiba_bt_rfkill_add(struct acpi_device *device);
39 static void toshiba_bt_rfkill_remove(struct acpi_device *device);
40 static void toshiba_bt_rfkill_notify(struct acpi_device *device, u32 event);
49 static int toshiba_bt_resume(struct device *dev);
65 static int toshiba_bluetooth_present(acpi_handle handle) in toshiba_bluetooth_present() argument
71 * Some Toshiba laptops may have a fake TOS6205 device in in toshiba_bluetooth_present()
75 result = acpi_evaluate_integer(handle, "_STA", NULL, &bt_present); in toshiba_bluetooth_present()
78 return -ENXIO; in toshiba_bluetooth_present()
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H A Dtoshiba_haps.c1 // SPDX-License-Identifier: GPL-2.0-or-later
29 static int toshiba_haps_reset_protection(acpi_handle handle) in toshiba_haps_reset_protection() argument
33 status = acpi_evaluate_object(handle, "RSSS", NULL, NULL); in toshiba_haps_reset_protection()
36 return -EIO; in toshiba_haps_reset_protection()
42 static int toshiba_haps_protection_level(acpi_handle handle, int level) in toshiba_haps_protection_level() argument
46 status = acpi_execute_simple_method(handle, "PTLV", level); in toshiba_haps_protection_level()
49 return -EIO; in toshiba_haps_protection_level()
58 static ssize_t protection_level_show(struct device *dev, in protection_level_show()
63 return sprintf(buf, "%i\n", haps->protection_level); in protection_level_show()
66 static ssize_t protection_level_store(struct device *dev, in protection_level_store()
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H A Dasus-laptop.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * asus-laptop.c - Asus Laptop Support
5 * Copyright (C) 2002-2005 Julien Lerouge, 2003-2006 Karol Kozimor
6 * Copyright (C) 2006-2007 Corentin Chary
13 * Pontus Fuchs - Helper functions, cleanup
14 * Johann Wiesner - Small compile fixes
15 * John Belmonte - ACPI code for Toshiba laptop was a good starting point.
16 * Eric Burghard - LED display support for W1N
17 * Josh Green - Light Sens support
18 * Thomas Tuttle - His first patch for led support was very helpful
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H A Deeepc-laptop.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * eeepc-laptop.c - Asus Eee PC extras
7 * Based on eee.c from eeepc-linux
19 #include <linux/hwmon-sysfs.h>
24 #include <linux/input/sparse-keymap.h>
49 "Disable hotplug for wireless device. "
51 "acpi4asus-user@lists.sourceforge.net.");
153 acpi_handle handle; /* the handle of the acpi device */ member
161 struct acpi_device *device; /* the device we are in */ member
183 static int write_acpi_int(acpi_handle handle, const char *method, int val) in write_acpi_int() argument
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H A Dsony-laptop.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2004-2005 Stelian Pop <stelian@popies.net>
6 * Copyright (C) 2007-2009 Mattia Dongili <malattia@linux.it>
14 * Copyright (C) 2001-2005 Stelian Pop <stelian@popies.net>
18 * Copyright (C) 2001-2002 Alcôve <www.alcove.com>
24 * Copyright (C) 2000 Takaya Kinjo <t-kinjo@tc4.so-net.ne.jp>
51 #include <linux/sony-laptop.h>
66 #define SONY_NC_CLASS "sony-nc"
70 #define SONY_PIC_CLASS "sony-pic"
75 MODULE_DESCRIPTION("Sony laptop extras driver (SPIC and SNC ACPI device)");
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/linux/drivers/scsi/mpt3sas/
H A Dmpt3sas_scsih.c5 * Copyright (C) 2012-2014 LSI Corporation
6 * Copyright (C) 2013-2014 Avago Technologies
7 * (mailto: MPT-FusionLinux.pdl@avagotech.com)
22 * LIMITATION, ANY WARRANTIES OR CONDITIONS OF TITLE, NON-INFRINGEMENT,
41 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
71 static int _scsih_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle,
73 static int _scsih_pcie_add_device(struct MPT3SAS_ADAPTER *ioc, u16 handle);
77 _scsih_pcie_check_device(struct MPT3SAS_ADAPTER *ioc, u16 handle);
93 static u8 scsi_io_cb_idx = -1;
94 static u8 tm_cb_idx = -1;
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/linux/include/uapi/drm/
H A Dqaic_accel.h1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
3 * Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.
4 * Copyright (c) 2021-2023 Qualcomm Innovation Center, Inc. All rights reserved.
55 * struct qaic_manage_trans_hdr - Header for a transaction in a manage message.
65 * struct qaic_manage_trans_passthrough - Defines a passthrough transaction.
68 * encode in little endian and align/pad to 64-bit.
76 * struct qaic_manage_trans_dma_xfer - Defines a DMA transfer transaction.
81 * @addr: In. Address of the data to DMA to the device.
82 * @size: In. Length of the data to DMA to the device.
93 * struct qaic_manage_trans_activate_to_dev - Defines an activate request.
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/linux/tools/testing/selftests/tc-testing/
H A Dtdc_batch.py4 tdc_batch.py - a script to generate TC batch file
12 parser.add_argument("device", help="device name")
14 parser.add_argument("-n", "--number", type=int,
17 "-a",
18 "--handle_start",
21 help="start handle range from (default: 1)")
22 parser.add_argument("-o", "--skip_sw",
25 parser.add_argument("-s", "--share_action",
28 parser.add_argument("-p", "--prio",
32 "-e",
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/linux/include/linux/
H A Dacpi.h1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3 * acpi.h - ACPI Interface
14 #include <linux/device.h>
54 return adev ? adev->handle : NULL; in acpi_device_handle()
57 #define ACPI_COMPANION(dev) to_acpi_device_node((dev)->fwnode)
85 static inline bool has_acpi_companion(struct device *dev) in has_acpi_companion()
87 return is_acpi_device_node(dev->fwnode); in has_acpi_companion()
90 static inline void acpi_preset_companion(struct device *dev, in acpi_preset_companion()
98 return dev_name(&adev->dev); in acpi_dev_name()
101 struct device *acpi_get_first_physical_node(struct acpi_device *adev);
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/linux/include/linux/platform_data/
H A Dmlxreg.h1 /* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
3 * Copyright (C) 2017-2020 Mellanox Technologies Ltd.
14 * enum mlxreg_wdt_type - type of HW watchdog
28 * enum mlxreg_hotplug_kind - kind of hotplug entry
36 * after hardware-firmware synchronization handshake;
57 * enum mlxreg_hotplug_device_action - hotplug device action required for
60 * @MLXREG_HOTPLUG_DEVICE_DEFAULT_ACTION: probe device for 'on' event, remove
62 * @MLXREG_HOTPLUG_DEVICE_PLATFORM_ACTION: probe platform device for 'on'
73 * struct mlxreg_core_hotplug_notifier - hotplug notifier block:
76 * @handle: user handle to be passed by user handler function;
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/linux/Documentation/power/
H A Dpm_qos_interface.rst11 * The per-device PM QoS framework provides the API to manage the
12 per-device latency constraints and PM QoS flags.
31 void cpu_latency_qos_add_request(handle, target_value):
35 Clients of PM QoS need to save the returned handle for future use in other
38 void cpu_latency_qos_update_request(handle, new_target_value):
39 Will update the list element pointed to by the handle with the new target
43 void cpu_latency_qos_remove_request(handle):
51 int cpu_latency_qos_request_active(handle):
65 The infrastructure exposes one device node, /dev/cpu_dma_latency, for the CPU
75 As long as the device node is held open that process has a registered
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/linux/drivers/pnp/pnpacpi/
H A Dcore.c1 // SPDX-License-Identifier: GPL-2.0-or-later
3 * pnpacpi -- PnP ACPI driver
21 * Compatible Device IDs
45 pnp_dbg(&dev->dev, "get resources\n"); in pnpacpi_get_resources()
52 acpi_handle handle; in pnpacpi_set_resources() local
55 pnp_dbg(&dev->dev, "set resources\n"); in pnpacpi_set_resources()
57 acpi_dev = ACPI_COMPANION(&dev->dev); in pnpacpi_set_resources()
59 dev_dbg(&dev->dev, "ACPI device not found in %s!\n", __func__); in pnpacpi_set_resources()
60 return -ENODEV; in pnpacpi_set_resources()
63 if (WARN_ON_ONCE(acpi_dev != dev->data)) in pnpacpi_set_resources()
[all …]
/linux/tools/testing/selftests/alsa/
H A Dpcm-test.c1 // SPDX-License-Identifier: GPL-2.0
9 // every PCM device it can find. This may conflict with other system
21 #include "alsa-local.h"
36 snd_pcm_t *handle; member
38 int device; member
71 if (tstamp->tv_nsec > now.tv_nsec) { in timestamp_diff_ms()
72 diff.tv_sec = now.tv_sec - tstamp->tv_sec - 1; in timestamp_diff_ms()
73 diff.tv_nsec = (now.tv_nsec + 1000000000L) - tstamp->tv_nsec; in timestamp_diff_ms()
75 diff.tv_sec = now.tv_sec - tstamp->tv_sec; in timestamp_diff_ms()
76 diff.tv_nsec = now.tv_nsec - tstamp->tv_nsec; in timestamp_diff_ms()
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/linux/drivers/scsi/mpi3mr/
H A Dmpi3mr_transport.c1 // SPDX-License-Identifier: GPL-2.0-or-later
5 * Copyright (C) 2017-2023 Broadcom Inc.
6 * (mailto: mpi3mr-linuxdrv.pdl@broadcom.com)
15 * mpi3mr_post_transport_req - Issue transport requests and wait
33 * Return: 0 on success, non-zero on failure.
41 mutex_lock(&mrioc->transport_cmds.mutex); in mpi3mr_post_transport_req()
42 if (mrioc->transport_cmds.state & MPI3MR_CMD_PENDING) { in mpi3mr_post_transport_req()
43 retval = -1; in mpi3mr_post_transport_req()
45 mutex_unlock(&mrioc->transport_cmds.mutex); in mpi3mr_post_transport_req()
48 mrioc->transport_cmds.state = MPI3MR_CMD_PENDING; in mpi3mr_post_transport_req()
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