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/linux/Documentation/admin-guide/laptops/
H A Dsony-laptop.rst11 obsoleted by sony-laptop now.
24 are indexes to the table "sony_laptop_input_keycode_map" in the sony-laptop.c
30 If your laptop model supports it, you will find sysfs files in the
46 Loading the sony-laptop module will create a
47 /sys/devices/platform/sony-laptop/
57 when the laptop will be rebooted
67 by your particular laptop model.
71 # echo "1" > /sys/devices/platform/sony-laptop/brightness_default
77 # echo "8" > /sys/devices/platform/sony-laptop/brightness_default
83 # cat /sys/devices/platform/sony-laptop/brightness_default
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H A Dlaptop-mode.rst2 How to conserve battery power using laptop-mode
14 Laptop mode is used to minimize the time that the hard disk needs to be spun up,
33 To use laptop mode, you don't need to set any kernel configuration options
35 laptop mode will automatically be started when you're on battery. For
40 To configure laptop mode, you need to edit the configuration file, which is
41 located in /etc/default/laptop-mode on Debian-based systems, or in
42 /etc/sysconfig/laptop-mode on other systems.
44 Unfortunately, automatic enabling of laptop mode does not work for
45 laptops that don't have ACPI. On those laptops, you need to start laptop
46 mode manually. To start laptop mode, run "laptop_mode start", and to
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H A Dasus-laptop.rst2 Asus Laptop Extras
52 Try "modprobe asus-laptop". Check your dmesg (simply type dmesg). You should
55 Asus Laptop Extras version 0.42
58 If it is not the output you have on your laptop, send it (and the laptop's
61 That's all, now, all the events generated by the hotkeys of your laptop
69 /sys/devices/platform/asus-laptop/infos entry. If you have a question or a
88 /sys/class/backlight/asus-laptop/. Brightness Values are between 0 and 15.
116 - L2X00D (locks the laptop under certain conditions)
119 /sys/devices/platform/asus-laptop/display. The significance of those values
165 a) does not lock the laptop (try a boot with noapic / nolapic if it does)
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H A Dindex.rst4 Laptop Drivers
10 asus-laptop
12 laptop-mode
13 lg-laptop
14 sony-laptop
H A Dlg-laptop.rst4 LG Gram laptop extra features
26 Writing 0/1 to /sys/devices/platform/lg-laptop/reader_mode disables/enables
34 Writing 0/1 to /sys/devices/platform/lg-laptop/fn_lock disables/enables
51 Writing 1/0 to /sys/devices/platform/lg-laptop/fan_mode disables/enables
58 Writing 0/1 to /sys/devices/platform/lg-laptop/usb_charge disables/enables
H A Dsonypi.rst132 Fn-keys which put the laptop in sleeping state, or switch the
139 - some users reported that the laptop speed is lower (dhrystone
141 reproduce it on my laptop and not all users have this problem.
145 laptop.
158 laptop. Permanently.
/linux/drivers/platform/x86/
H A DMakefile33 obj-$(CONFIG_ASUS_LAPTOP) += asus-laptop.o
38 obj-$(CONFIG_EEEPC_LAPTOP) += eeepc-laptop.o
49 obj-$(CONFIG_FUJITSU_LAPTOP) += fujitsu-laptop.o
63 obj-$(CONFIG_IDEAPAD_LAPTOP) += ideapad-laptop.o
83 obj-$(CONFIG_MSI_LAPTOP) += msi-laptop.o
98 obj-$(CONFIG_SAMSUNG_LAPTOP) += samsung-laptop.o
113 # Laptop drivers
114 obj-$(CONFIG_ACPI_CMPC) += classmate-laptop.o
115 obj-$(CONFIG_COMPAL_LAPTOP) += compal-laptop.o
116 obj-$(CONFIG_LG_LAPTOP) += lg-laptop.o
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H A DKconfig12 x86 platforms, including vendor-specific laptop extension drivers.
53 tristate "Huawei WMI laptop extras driver"
80 tristate "WMI support for MXM Laptop Graphics"
83 MXM is a standard for laptop graphics cards, the WMI interface
185 tristate "Acer WMI Laptop Extras"
203 If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
231 tristate "Asus Laptop Extras"
252 If you have an ACPI-compatible ASUS laptop, say Y or M here.
286 Say Y here if you have a WMI aware Asus laptop (like Eee PCs or new
352 It also gives access to some extra laptop functionalities like
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H A Dmsi-laptop.c10 * msi-laptop.c - MSI S270 laptop support. This laptop is sold under
15 * This driver exports a few files in /sys/devices/platform/msi-laptop-pf/:
33 * available to userspace under /sys/class/backlight/msi-laptop-bl/.
38 * laptop as MSI S270. YMMV.
112 /* MSI laptop quirks */
121 * On Linux, msi-laptop driver will do the same thing to disable the
561 .name = "msi-laptop-pf",
586 pr_info("Identified laptop model '%s'\n", dmi->ident); in dmi_check_cb()
950 msi_laptop_input_dev->name = "MSI Laptop hotkeys"; in msi_laptop_input_setup()
951 msi_laptop_input_dev->phys = "msi-laptop/input0"; in msi_laptop_input_setup()
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H A Dtopstar-laptop.c3 * Topstar Laptop ACPI Extras driver
9 * asus/eepc/fujitsu-laptop, thanks to their authors.
151 input->name = "Topstar Laptop extra buttons"; in topstar_input_init()
357 .name = "Topstar laptop ACPI driver",
398 MODULE_DESCRIPTION("Topstar Laptop ACPI Extras driver");
/linux/Documentation/ABI/testing/
H A Dsysfs-platform-msi-laptop1 What: /sys/devices/platform/msi-laptop-pf/lcd_level
8 What: /sys/devices/platform/msi-laptop-pf/auto_brightness
17 What: /sys/devices/platform/msi-laptop-pf/wlan
24 What: /sys/devices/platform/msi-laptop-pf/bluetooth
33 What: /sys/devices/platform/msi-laptop-pf/touchpad
41 What: /sys/devices/platform/msi-laptop-pf/turbo_mode
54 What: /sys/devices/platform/msi-laptop-pf/eco_mode
64 What: /sys/devices/platform/msi-laptop-pf/turbo_cooldown
75 What: /sys/devices/platform/msi-laptop-pf/auto_fan
H A Dsysfs-platform-lg-laptop1 What: /sys/devices/platform/lg-laptop/reader_mode
8 What: /sys/devices/platform/lg-laptop/fn_lock
15 What: /sys/devices/platform/lg-laptop/battery_care_limit
23 What: /sys/devices/platform/lg-laptop/fan_mode
30 What: /sys/devices/platform/lg-laptop/usb_charge
H A Dsysfs-bus-surface_aggregator-tabletsw15 - "laptop": The type-cover is open and in laptop-mode, i.e.,
43 - "laptop": The lid of the device is opened and the device
44 operates as a normal laptop.
/linux/drivers/platform/surface/
H A Dsurface_aggregator_registry.c227 * - Surface Laptop 1 and 2,
252 /* Devices for Surface Laptop 3 and 4. */
264 /* Devices for Surface Laptop 5. */
279 /* Devices for Surface Laptop 6. */
295 /* Devices for Surface Laptop 7. */
307 /* Devices for Surface Laptop Studio 1. */
323 /* Devices for Surface Laptop Studio 2. */
339 /* Devices for Surface Laptop Go. */
439 /* Surface Laptop 1 */
442 /* Surface Laptop 2 */
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H A Dsurface_gpe.c135 .ident = "Surface Laptop 1",
138 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Laptop"),
143 .ident = "Surface Laptop 2",
146 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Laptop 2"),
151 .ident = "Surface Laptop 3 (Intel 13\")",
163 .ident = "Surface Laptop 3 (Intel 15\")",
175 .ident = "Surface Laptop 4 (Intel 13\")",
187 .ident = "Surface Laptop Studio",
190 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Laptop Studio"),
H A DKconfig49 reduced functionality on the Surface Laptop 3) to execute SSAM
143 Laptop Studio. This module provides a driver to let user-space know when
150 events on the Surface Pro 8, Surface Pro X, and Surface Laptop Studio.
215 Surface Pro 5, Surface Book 2, Surface Laptop, Surface Laptop Go and
/linux/drivers/platform/x86/amd/pmc/
H A Dpmc-quirks.c194 .ident = "HP Laptop 15s-eq2xxx",
198 DMI_MATCH(DMI_PRODUCT_NAME, "HP Laptop 15s-eq2xxx"),
203 .ident = "Framework Laptop 13 (Phoenix)",
207 DMI_MATCH(DMI_PRODUCT_NAME, "Laptop 13 (AMD Ryzen 7040Series)"),
212 .ident = "Framework Laptop 13 (Phoenix)",
216 DMI_MATCH(DMI_PRODUCT_NAME, "Laptop 13 (AMD Ryzen 7040Series)"),
/linux/Documentation/misc-devices/
H A Dlis3lv02d.rst40 the laptop to act as a pinball machine-esque joystick. Joystick device can be
78 * When the laptop is horizontal the position reported is about 0 for X and Y
83 * If the laptop is put upside-down, Z becomes negative
85 If your laptop model is not recognized (cf "dmesg"), you can send an
87 laptop, please include the output of "dmidecode" plus the value of
/linux/Documentation/sound/hd-audio/
H A Dmodels.rst65 laptop-amic
67 laptop-dmic
440 laptop laptop with HP jack sensing
470 laptop
472 laptop-imic
487 laptop
489 laptop-dig
730 Dell laptop
732 Dell Vostro 3500 laptop
768 VAIO laptop without SPDIF
/linux/drivers/platform/arm64/
H A DKconfig28 Acer Aspire 1 laptop. The EC handles battery and charging
33 laptop where this information is not properly exposed via the
47 laptop where this information is not properly exposed via the
/linux/drivers/char/
H A Dtoshiba.c33 * Note: Unfortunately the laptop hardware can close the System Configuration
66 MODULE_DESCRIPTION("Toshiba laptop SMM driver");
204 * Put the laptop into System Management Mode
396 * Probe for the presence of a Toshiba laptop
399 * laptop, otherwise zero and determines the Machine ID, BIOS version and
417 pr_err("toshiba: not a supported Toshiba laptop\n"); in tosh_probe()
430 /* if this is not a Toshiba laptop carry flag is set and ah=0x86 */ in tosh_probe()
433 pr_err("toshiba: not a supported Toshiba laptop\n"); in tosh_probe()
442 /* next get the machine ID of the current laptop */ in tosh_probe()
481 /* are we running on a Toshiba laptop */ in toshiba_init()
/linux/drivers/net/wireless/marvell/mwifiex/
H A Dpcie_quirks.c61 .ident = "Surface Laptop 1",
64 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Laptop"),
69 .ident = "Surface Laptop 2",
72 DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "Surface Laptop 2"),
/linux/drivers/platform/loongarch/
H A Dloongson-laptop.c3 * Generic Loongson processor based LAPTOP/ALL-IN-ONE driver
32 #define ACPI_LAPTOP_NAME "loongson-laptop"
224 * value and last lid status in the same. So laptop driver in loongson_hotkey_resume()
575 "Loongson Generic Laptop/All-in-One Extra Buttons"; in generic_acpi_laptop_init()
603 pr_info("Loongson Laptop used, init brightness is 0x%x\n", status); in generic_acpi_laptop_init()
606 pr_err("Loongson Laptop: laptop-backlight device register failed\n"); in generic_acpi_laptop_init()
627 MODULE_DESCRIPTION("Loongson Laptop/All-in-One ACPI Driver");
H A DKconfig11 LoongArch platforms, including vendor-specific laptop/desktop
20 tristate "Generic Loongson-3 Laptop Driver"
/linux/tools/
H A DMakefile19 @echo ' freefall - laptop accelerometer program for disk protection'
117 $(call descend,laptop/$@)
156 $(call descend,laptop/$(@:_install=),install)
213 $(call descend,laptop/freefall,clean)

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