1ec8f24b7SThomas Gleixner# SPDX-License-Identifier: GPL-2.0-only 23e8c4d31SAmit Kucheria# 33e8c4d31SAmit Kucheria# ACPI INT340x thermal drivers configuration 43e8c4d31SAmit Kucheria# 53e8c4d31SAmit Kucheria 63e8c4d31SAmit Kucheriaconfig INT340X_THERMAL 73e8c4d31SAmit Kucheria tristate "ACPI INT340X thermal drivers" 86f9b5e70SSinan Kaya depends on X86 && ACPI && PCI 93e8c4d31SAmit Kucheria select THERMAL_GOV_USER_SPACE 103e8c4d31SAmit Kucheria select ACPI_THERMAL_REL 113e8c4d31SAmit Kucheria select ACPI_FAN 123e8c4d31SAmit Kucheria select INTEL_SOC_DTS_IOSF_CORE 13*a5923b6cSSrinivas Pandruvada select PROC_THERMAL_MMIO_RAPL if X86_64 && POWERCAP 143e8c4d31SAmit Kucheria help 153e8c4d31SAmit Kucheria Newer laptops and tablets that use ACPI may have thermal sensors and 163e8c4d31SAmit Kucheria other devices with thermal control capabilities outside the core 173e8c4d31SAmit Kucheria CPU/SOC, for thermal safety reasons. 183e8c4d31SAmit Kucheria They are exposed for the OS to use via the INT3400 ACPI device object 193e8c4d31SAmit Kucheria as the master, and INT3401~INT340B ACPI device objects as the slaves. 203e8c4d31SAmit Kucheria Enable this to expose the temperature information and cooling ability 213e8c4d31SAmit Kucheria from these objects to userspace via the normal thermal framework. 223e8c4d31SAmit Kucheria This means that a wide range of applications and GUI widgets can show 233e8c4d31SAmit Kucheria the information to the user or use this information for making 243e8c4d31SAmit Kucheria decisions. For example, the Intel Thermal Daemon can use this 253e8c4d31SAmit Kucheria information to allow the user to select his laptop to run without 263e8c4d31SAmit Kucheria turning on the fans. 273e8c4d31SAmit Kucheria 283e8c4d31SAmit Kucheriaconfig ACPI_THERMAL_REL 293e8c4d31SAmit Kucheria tristate 303e8c4d31SAmit Kucheria depends on ACPI 313e8c4d31SAmit Kucheria 323e8c4d31SAmit Kucheriaif INT340X_THERMAL 333e8c4d31SAmit Kucheria 343e8c4d31SAmit Kucheriaconfig INT3406_THERMAL 353e8c4d31SAmit Kucheria tristate "ACPI INT3406 display thermal driver" 363e8c4d31SAmit Kucheria depends on ACPI_VIDEO 373e8c4d31SAmit Kucheria help 383e8c4d31SAmit Kucheria The display thermal device represents the LED/LCD display panel 393e8c4d31SAmit Kucheria that may or may not include touch support. The main function of 403e8c4d31SAmit Kucheria the display thermal device is to allow control of the display 413e8c4d31SAmit Kucheria brightness in order to address a thermal condition or to reduce 423e8c4d31SAmit Kucheria power consumed by display device. 433e8c4d31SAmit Kucheria 44555c45feSZhang Ruiconfig PROC_THERMAL_MMIO_RAPL 45*a5923b6cSSrinivas Pandruvada tristate 46555c45feSZhang Rui select INTEL_RAPL_CORE 473e8c4d31SAmit Kucheriaendif 48