T: git git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs.git
T: git git://github.com/martinetd/linux.git
S: Maintained
-F: Documentation/filesystems/9p.txt
+F: Documentation/filesystems/9p.rst
F: fs/9p/
F: net/9p/
F: include/net/9p/
ACER ASPIRE ONE TEMPERATURE AND FAN DRIVER
- W: http://piie.net/?section=acerhdf
S: Maintained
+ W: http://piie.net/?section=acerhdf
F: drivers/platform/x86/acerhdf.c
ACER WMI LAPTOP EXTRAS
S: Odd Fixes
-F: Documentation/filesystems/affs.txt
+F: Documentation/filesystems/affs.rst
F: fs/affs/
AFS FILESYSTEM
S: Supported
F: fs/afs/
F: include/trace/events/afs.h
-F: Documentation/filesystems/afs.txt
+F: Documentation/filesystems/afs.rst
W: https://www.infradead.org/~dhowells/kafs/
AGPGART DRIVER
S: Maintained
-F: Documentation/devicetree/bindings/opp/sun50i-nvmem-cpufreq.txt
+F: Documentation/devicetree/bindings/opp/allwinner,sun50i-h6-operating-points.yaml
F: drivers/cpufreq/sun50i-cpufreq-nvmem.c
ALLWINNER CRYPTO DRIVERS
F: drivers/iio/adc/ad7124.c
F: Documentation/devicetree/bindings/iio/adc/adi,ad7124.yaml
+ANALOG DEVICES INC AD7192 DRIVER
+W: http://ez.analog.com/community/linux-device-drivers
+S: Supported
+F: drivers/iio/adc/ad7192.c
+F: Documentation/devicetree/bindings/iio/adc/adi,ad7192.yaml
+
ANALOG DEVICES INC AD7292 DRIVER
X: drivers/iio/*/adjd*
F: drivers/staging/iio/*/ad*
+ANALOG DEVICES INC HMC425A DRIVER
+S: Supported
+W: http://ez.analog.com/community/linux-device-drivers
+F: Documentation/devicetree/bindings/iio/amplifiers/adi,hmc425a.yaml
+F: drivers/iio/amplifiers/hmc425a.c
+
ANALOGBITS PLL LIBRARIES
S: Supported
S: Maintained
F: Documentation/devicetree/bindings/i2c/i2c-rk3x.txt
F: Documentation/devicetree/bindings/mmc/rockchip-dw-mshc.yaml
+F: Documentation/devicetree/bindings/spi/spi-rockchip.yaml
F: arch/arm/boot/dts/rk3*
F: arch/arm/boot/dts/rv1108*
F: arch/arm/mach-rockchip/
- W: http://acpi4asus.sf.net
S: Maintained
+ W: http://acpi4asus.sf.net
F: drivers/platform/x86/asus*.c
F: drivers/platform/x86/eeepc*.c
ATHEROS 71XX/9XXX GPIO DRIVER
+S: Maintained
W: https://github.com/AlbanBedel/linux
T: git git://github.com/AlbanBedel/linux
-S: Maintained
-F: drivers/gpio/gpio-ath79.c
F: Documentation/devicetree/bindings/gpio/gpio-ath79.txt
+F: drivers/gpio/gpio-ath79.c
ATHEROS 71XX/9XXX USB PHY DRIVER
F: Documentation/devicetree/bindings/sound/axentia,*
F: sound/soc/atmel/tse850-pcm5142.c
+AXI-FAN-CONTROL HARDWARE MONITOR DRIVER
+W: http://ez.analog.com/community/linux-device-drivers
+S: Supported
+F: drivers/hwmon/axi-fan-control.c
+F: Documentation/devicetree/bindings/hwmon/adi,axi-fan-control.yaml
+
AXXIA I2C CONTROLLER
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/luisbg/linux-befs.git
-F: Documentation/filesystems/befs.txt
+F: Documentation/filesystems/befs.rst
F: fs/befs/
BFQ I/O SCHEDULER
BFS FILE SYSTEM
S: Maintained
-F: Documentation/filesystems/bfs.txt
+F: Documentation/filesystems/bfs.rst
F: fs/bfs/
F: include/uapi/linux/bfs_fs.h
S: Supported
-F: drivers/gpio/gpio-brcmstb.c
F: Documentation/devicetree/bindings/gpio/brcm,brcmstb-gpio.txt
+F: drivers/gpio/gpio-brcmstb.c
BROADCOM BRCMSTB I2C DRIVER
S: Supported
-F: drivers/gpio/gpio-bcm-kona.c
F: Documentation/devicetree/bindings/gpio/brcm,kona-gpio.txt
+F: drivers/gpio/gpio-bcm-kona.c
BROADCOM NETXTREME-E ROCE DRIVER
BT8XXGPIO DRIVER
-W: http://bu3sch.de/btgpio.php
S: Maintained
+W: http://bu3sch.de/btgpio.php
F: drivers/gpio/gpio-bt8xx.c
BTRFS FILE SYSTEM
Q: http://patchwork.kernel.org/project/linux-btrfs/list/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git
S: Maintained
-F: Documentation/filesystems/btrfs.txt
+F: Documentation/filesystems/btrfs.rst
F: fs/btrfs/
F: include/linux/btrfs*
F: include/uapi/linux/btrfs*
C-SKY ARCHITECTURE
T: git https://github.com/c-sky/csky-linux.git
S: Supported
F: arch/csky/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/sage/ceph-client.git
T: git git://github.com/ceph/ceph-client.git
S: Supported
-F: Documentation/filesystems/ceph.txt
+F: Documentation/filesystems/ceph.rst
F: fs/ceph/
-CERTIFICATE HANDLING:
+CERTIFICATE HANDLING
F: scripts/sign-file.c
F: scripts/extract-cert.c
-CERTIFIED WIRELESS USB (WUSB) SUBSYSTEM:
-S: Obsolete
-F: drivers/staging/wusbcore/
-
CFAG12864B LCD DRIVER
S: Maintained
S: Maintained
-F: Documentation/devicetree/bindings/sound/google,cros-ec-codec.txt
+F: Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml
F: sound/soc/codecs/cros_ec_codec.*
CIRRUS LOGIC AUDIO CODEC DRIVERS
CISCO VIC ETHERNET NIC DRIVER
S: Supported
F: drivers/net/ethernet/cisco/enic/
C: irc://chat.freenode.net/clangbuiltlinux
S: Supported
K: \b(?i:clang|llvm)\b
+F: Documentation/kbuild/llvm.rst
CLEANCACHE API
CRAMFS FILESYSTEM
S: Maintained
-F: Documentation/filesystems/cramfs.txt
+F: Documentation/filesystems/cramfs.rst
F: fs/cramfs/
CREATIVE SB0540
T: git git://linuxtv.org/media_tree.git
S: Maintained
F: drivers/media/platform/sunxi/sun6i-csi/
-F: Documentation/devicetree/bindings/media/sun6i-csi.txt
+F: Documentation/devicetree/bindings/media/allwinner,sun6i-a31-csi.yaml
CW1200 WLAN driver
F: include/uapi/rdma/cxgb4-abi.h
CXGB4VF ETHERNET DRIVER (CXGB4VF)
-M: Casey Leedom <leedom@chelsio.com>
+M: Vishal Kulkarni <vishal@gmail.com>
W: http://www.chelsio.com
S: Supported
F: drivers/media/platform/sunxi/sun8i-di/
F: Documentation/devicetree/bindings/media/allwinner,sun8i-h3-deinterlace.yaml
- DELL SMBIOS DRIVER
- S: Maintained
- F: drivers/platform/x86/dell-smbios.*
-
- DELL SMBIOS SMM DRIVER
- S: Maintained
- F: drivers/platform/x86/dell-smbios-smm.c
-
- DELL SMBIOS WMI DRIVER
- S: Maintained
- F: drivers/platform/x86/dell-smbios-wmi.c
- F: tools/wmi/dell-smbios-example.c
-
DEFZA FDDI NETWORK DRIVER
S: Maintained
S: Maintained
F: drivers/platform/x86/dell-rbtn.*
+ DELL LAPTOP SMM DRIVER
+ S: Maintained
+ F: drivers/hwmon/dell-smm-hwmon.c
+ F: include/uapi/linux/i8k.h
+
DELL REMOTE BIOS UPDATE DRIVER
S: Maintained
F: drivers/platform/x86/dell_rbu.c
- DELL LAPTOP SMM DRIVER
+ DELL SMBIOS DRIVER
S: Maintained
- F: drivers/hwmon/dell-smm-hwmon.c
- F: include/uapi/linux/i8k.h
+ F: drivers/platform/x86/dell-smbios.*
+
+ DELL SMBIOS SMM DRIVER
+ S: Maintained
+ F: drivers/platform/x86/dell-smbios-smm.c
+
+ DELL SMBIOS WMI DRIVER
+ S: Maintained
+ F: drivers/platform/x86/dell-smbios-wmi.c
+ F: tools/wmi/dell-smbios-example.c
DELL SYSTEMS MANAGEMENT BASE DRIVER (dcdbas)
F: Documentation/driver-api/dcdbas.rst
F: drivers/platform/x86/dcdbas.*
+ DELL WMI DESCRIPTOR DRIVER
+ S: Maintained
+ F: drivers/platform/x86/dell-wmi-descriptor.c
+
DELL WMI NOTIFICATIONS DRIVER
S: Maintained
F: drivers/platform/x86/dell-wmi.c
- DELL WMI DESCRIPTOR DRIVER
- S: Maintained
- F: drivers/platform/x86/dell-wmi-descriptor.c
-
DELTA ST MEDIA DRIVER
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
S: Supported
-F: Documentation/kobject.txt
+F: Documentation/core-api/kobject.rst
F: drivers/base/
F: fs/debugfs/
F: fs/sysfs/
T: git git://anongit.freedesktop.org/drm/drm-misc
S: Maintained
F: drivers/gpu/drm/stm
-F: Documentation/devicetree/bindings/display/st,stm32-ltdc.txt
+F: Documentation/devicetree/bindings/display/st,stm32-ltdc.yaml
DRM DRIVERS FOR TI LCDC
F: drivers/media/dvb-frontends/ec100*
ECRYPT FILE SYSTEM
-M: Tyler Hicks <tyhicks@canonical.com>
+M: Tyler Hicks <code@tyhicks.com>
W: http://ecryptfs.org
W: https://launchpad.net/ecryptfs
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tyhicks/ecryptfs.git
-S: Supported
-F: Documentation/filesystems/ecryptfs.txt
+S: Odd Fixes
+F: Documentation/filesystems/ecryptfs.rst
F: fs/ecryptfs/
EDAC-AMD64
F: drivers/edac/
F: include/linux/edac.h
+EDAC-DMC520
+S: Supported
+F: drivers/edac/dmc520_edac.c
+
EDAC-E752X
F: drivers/scsi/be2iscsi/
Emulex 10Gbps NIC BE2, BE3-R, Lancer, Skyhawk-R DRIVER (be2net)
F: include/video/s1d13xxxfb.h
EROFS FILE SYSTEM
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs.git
-F: Documentation/filesystems/erofs.txt
+F: Documentation/filesystems/erofs.rst
F: fs/erofs/
F: include/trace/events/erofs.h
F: include/uapi/linux/mdio.h
F: include/uapi/linux/mii.h
-EXFAT FILE SYSTEM
-S: Maintained
-F: drivers/staging/exfat/
-
EXT2 FILE SYSTEM
S: Maintained
-F: Documentation/filesystems/ext2.txt
+F: Documentation/filesystems/ext2.rst
F: fs/ext2/
F: include/linux/ext2*
S: Maintained
F: Documentation/admin-guide/efi-stub.rst
F: arch/*/kernel/efi.c
-F: arch/x86/boot/compressed/eboot.[ch]
F: arch/*/include/asm/efi.h
F: arch/x86/platform/efi/
F: drivers/firmware/efi/
W: https://f2fs.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git
S: Maintained
-F: Documentation/filesystems/f2fs.txt
+F: Documentation/filesystems/f2fs.rst
F: Documentation/ABI/testing/sysfs-fs-f2fs
F: fs/f2fs/
F: include/linux/f2fs_fs.h
F: drivers/i2c/busses/i2c-fsi.c
F: Documentation/devicetree/bindings/i2c/i2c-fsi.txt
+FSI-ATTACHED SPI DRIVER
+S: Maintained
+F: drivers/spi/spi-fsi.c
+F: Documentation/devicetree/bindings/fsi/ibm,fsi2spi.yaml
+
FSNOTIFY: FILESYSTEM NOTIFICATION INFRASTRUCTURE
F: scripts/gcc-plugins/
F: scripts/gcc-plugin.sh
F: scripts/Makefile.gcc-plugins
-F: Documentation/core-api/gcc-plugins.rst
+F: Documentation/kbuild/gcc-plugins.rst
GASKET DRIVER FRAMEWORK
S: Supported
F: drivers/uio/uio_pci_generic.c
-GENERIC VDSO LIBRARY:
+GENERIC VDSO LIBRARY
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git
S: Maintained
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git
+F: Documentation/ABI/obsolete/sysfs-gpio
+F: Documentation/ABI/testing/gpio-cdev
+F: Documentation/admin-guide/gpio/
F: Documentation/devicetree/bindings/gpio/
F: Documentation/driver-api/gpio/
-F: Documentation/admin-guide/gpio/
-F: Documentation/ABI/testing/gpio-cdev
-F: Documentation/ABI/obsolete/sysfs-gpio
F: drivers/gpio/
+F: include/asm-generic/gpio.h
F: include/linux/gpio/
F: include/linux/gpio.h
F: include/linux/of_gpio.h
-F: include/asm-generic/gpio.h
F: include/uapi/linux/gpio.h
F: tools/gpio/
HARD DRIVE ACTIVE PROTECTION SYSTEM (HDAPS) DRIVER
- W: http://www.kernel.org/pub/linux/kernel/people/fseidel/hdaps/
S: Maintained
+ W: http://www.kernel.org/pub/linux/kernel/people/fseidel/hdaps/
F: drivers/platform/x86/hdaps.c
HARDWARE MONITORING
HFS FILESYSTEM
S: Orphan
-F: Documentation/filesystems/hfs.txt
+F: Documentation/filesystems/hfs.rst
F: fs/hfs/
HFSPLUS FILESYSTEM
S: Orphan
-F: Documentation/filesystems/hfsplus.txt
+F: Documentation/filesystems/hfsplus.rst
F: fs/hfsplus/
HGA FRAMEBUFFER DRIVER
F: net/802/hippi.c
F: drivers/net/hippi/
+HISILICON DMA DRIVER
+S: Maintained
+F: drivers/dma/hisi_dma.c
+
HISILICON SECURITY ENGINE V2 DRIVER (SEC2)
HISILICON ROCE DRIVER
S: Maintained
F: drivers/infiniband/hw/hns/
-M: Sasha Levin <sashal@kernel.org>
+M: Wei Liu <wei.liu@kernel.org>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux.git
S: Maintained
F: arch/ia64/
+F: Documentation/ia64/
IBM Power 842 compression accelerator
ICH LPC AND GPIO DRIVER
S: Maintained
-F: drivers/mfd/lpc_ich.c
F: drivers/gpio/gpio-ich.c
+F: drivers/mfd/lpc_ich.c
ICY I2C DRIVER
IDEAPAD LAPTOP EXTRAS DRIVER
- W: http://launchpad.net/ideapad-laptop
S: Maintained
+ W: http://launchpad.net/ideapad-laptop
F: drivers/platform/x86/ideapad-laptop.c
IDEAPAD LAPTOP SLIDEBAR DRIVER
- W: https://github.com/o2genum/ideapad-slidebar
S: Maintained
+ W: https://github.com/o2genum/ideapad-slidebar
F: drivers/input/misc/ideapad_slidebar.c
IDT VersaClock 5 CLOCK DRIVER
S: Maintained
-F: Documentation/filesystems/inotify.txt
+F: Documentation/filesystems/inotify.rst
F: fs/notify/inotify/
F: include/linux/inotify.h
F: include/uapi/linux/inotify.h
W: https://01.org/linuxgraphics/
-B: https://01.org/linuxgraphics/documentation/how-report-bugs
+B: https://gitlab.freedesktop.org/drm/intel/-/wikis/How-to-file-i915-bugs
C: irc://chat.freenode.net/intel-gfx
Q: http://patchwork.freedesktop.org/project/intel-gfx/
T: git git://anongit.freedesktop.org/drm-intel
S: Supported
F: drivers/dma/idxd/*
F: include/uapi/linux/idxd.h
-F: include/linux/idxd.h
INTEL IDLE DRIVER
INTEL MENLOW THERMAL DRIVER
- W: https://01.org/linux-acpi
S: Supported
+ W: https://01.org/linux-acpi
F: drivers/platform/x86/intel_menlow.c
INTEL MIC DRIVERS (mic)
S: Supported
W: https://github.com/sudeepdutt/mic
W: http://software.intel.com/en-us/mic-developer
+F: Documentation/misc-devices/mic/
+F: drivers/dma/mic_x100_dma.c
+F: drivers/dma/mic_x100_dma.h
+F: drivers/misc/mic/
F: include/linux/mic_bus.h
F: include/linux/scif.h
F: include/uapi/linux/mic_common.h
F: include/uapi/linux/mic_ioctl.h
F: include/uapi/linux/scif_ioctl.h
-F: drivers/misc/mic/
-F: drivers/dma/mic_x100_dma.c
-F: drivers/dma/mic_x100_dma.h
-F: Documentation/mic/
INTEL PMC CORE DRIVER
S: Maintained
- F: drivers/platform/x86/intel_pmc_ipc.c
- F: drivers/platform/x86/intel_punit_ipc.c
F: arch/x86/include/asm/intel_pmc_ipc.h
F: arch/x86/include/asm/intel_punit_ipc.h
+ F: drivers/platform/x86/intel_pmc_ipc.c
+ F: drivers/platform/x86/intel_punit_ipc.c
INTEL PMIC GPIO DRIVERS
S: Maintained
F: drivers/platform/x86/intel_speed_select_if/
- F: tools/power/x86/intel-speed-select/
F: include/uapi/linux/isst_if.h
+ F: tools/power/x86/intel-speed-select/
INTEL STRATIX10 FIRMWARE DRIVERS
-W: http://intellinuxwireless.org
+W: https://wireless.wiki.kernel.org/en/users/drivers/iwlwifi
T: git git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi.git
S: Supported
F: drivers/net/wireless/intel/iwlwifi/
S: Supported
F: Documentation/security/keys/trusted-encrypted.rst
F: include/keys/trusted-type.h
-F: security/keys/trusted.c
-F: include/keys/trusted.h
+F: include/keys/trusted_tpm.h
+F: security/keys/trusted-keys/
-KEYS/KEYRINGS:
+KEYS/KEYRINGS
S: Maintained
-F: Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.txt
+F: Documentation/devicetree/bindings/iio/proximity/maxbotix,mb1232.yaml
F: drivers/iio/proximity/mb1232.c
MAXIM MAX77650 PMIC MFD DRIVER
T: git git://linuxtv.org/media_tree.git
S: Supported
-F: Documentation/devicetree/bindings/media/st,stm32-dcmi.txt
+F: Documentation/devicetree/bindings/media/st,stm32-dcmi.yaml
F: drivers/media/platform/stm32/stm32-dcmi.c
MEDIA DRIVERS FOR NVIDIA TEGRA - VDE
F: drivers/media/platform/atmel/atmel-isc-base.c
F: drivers/media/platform/atmel/atmel-isc-regs.h
F: Documentation/devicetree/bindings/media/atmel-isc.txt
+F: include/linux/atmel-isc-media.h
MICROCHIP ISI DRIVER
F: drivers/usb/image/microtek.*
MIPS
W: http://www.linux-mips.org/
-T: git git://git.linux-mips.org/pub/scm/ralf/linux.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mips/linux.git
-Q: http://patchwork.linux-mips.org/project/linux-mips/list/
-S: Supported
+Q: https://patchwork.kernel.org/project/linux-mips/list/
+S: Maintained
F: Documentation/devicetree/bindings/mips/
F: Documentation/mips/
F: arch/mips/
F: arch/mips/loongson64/
F: arch/mips/include/asm/mach-loongson64/
F: drivers/platform/mips/cpu_hwmon.c
+F: drivers/irqchip/irq-loongson*
F: drivers/*/*loongson3*
F: drivers/*/*/*loongson3*
MONOLITHIC POWER SYSTEM PMIC DRIVER
S: Maintained
-F: Documentation/devicetree/bindings/regulator/mpq7920.yaml
+F: Documentation/devicetree/bindings/regulator/mps,mp*.yaml
+F: drivers/regulator/mp5416.c
F: drivers/regulator/mpq7920.c
F: drivers/regulator/mpq7920.h
F: drivers/scsi/sun3_scsi.*
F: drivers/scsi/sun3_scsi_vme.c
-NCSI LIBRARY:
+NCSI LIBRARY
S: Maintained
F: net/ncsi/
W: https://nilfs.osdn.jp/
T: git git://github.com/konis/nilfs2.git
S: Supported
-F: Documentation/filesystems/nilfs2.txt
+F: Documentation/filesystems/nilfs2.rst
F: fs/nilfs2/
F: include/trace/events/nilfs2.h
F: include/uapi/linux/nilfs2_api.h
W: http://www.tuxera.com/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/aia21/ntfs.git
S: Supported
-F: Documentation/filesystems/ntfs.txt
+F: Documentation/filesystems/ntfs.rst
F: fs/ntfs/
NUBUS SUBSYSTEM
S: Maintained
-F: Documentation/filesystems/omfs.txt
+F: Documentation/filesystems/omfs.rst
F: fs/omfs/
OMNIKEY CARDMAN 4000 DRIVER
W: http://ocfs2.wiki.kernel.org
S: Supported
-F: Documentation/filesystems/ocfs2.txt
-F: Documentation/filesystems/dlmfs.txt
+F: Documentation/filesystems/ocfs2.rst
+F: Documentation/filesystems/dlmfs.rst
F: fs/ocfs2/
ORANGEFS FILESYSTEM
T: git git://git.kernel.org/pub/scm/linux/kernel/git/hubcap/linux.git
S: Supported
F: fs/orangefs/
-F: Documentation/filesystems/orangefs.txt
+F: Documentation/filesystems/orangefs.rst
ORINOCO DRIVER
S: Maintained
F: Documentation/devicetree/bindings/pci/cdns,*.txt
-F: drivers/pci/controller/pcie-cadence*
+F: drivers/pci/controller/cadence/
PCI DRIVER FOR FREESCALE LAYERSCAPE
S: Supported
-F: Documentation/devicetree/bindings/pci/pci-thunder-*
F: drivers/pci/controller/pci-thunder-*
PCIE DRIVER FOR HISILICON
PNP SUPPORT
S: Maintained
+F: include/linux/pnp.h
F: drivers/pnp/
POSIX CLOCKS and TIMERS
F: fs/proc/
F: include/linux/proc_fs.h
F: tools/testing/selftests/proc/
-F: Documentation/filesystems/proc.txt
+F: Documentation/filesystems/proc.rst
PROC SYSCTL
S: Maintained
F: drivers/block/ps3vram.c
-PSAMPLE PACKET SAMPLING SUPPORT:
+PSAMPLE PACKET SAMPLING SUPPORT
S: Maintained
F: net/psample
F: include/net/psample.h
F: include/uapi/linux/psample.h
+PRESSURE STALL INFORMATION (PSI)
+S: Maintained
+F: kernel/sched/psi.c
+F: include/linux/psi*
+
PSTORE FILESYSTEM
T: git git://linuxtv.org/media_tree.git
S: Maintained
F: drivers/media/platform/qcom/venus/
+F: Documentation/devicetree/bindings/media/*venus*
QUALCOMM WCN36XX WIRELESS DRIVER
F: include/linux/reset.h
F: include/linux/reset/
F: include/linux/reset-controller.h
-K: \b(?:devm_|of_)?reset_control(?:ler_[a-z]+|_[a-z_]+)?\b
+K: \b(?:devm_|of_)?reset_control(?:ler_[a-z]+|_[a-z_]+)?\b
RESTARTABLE SEQUENCES SUPPORT
HANTRO VPU CODEC DRIVER
S: Maintained
F: drivers/staging/media/hantro/
+F: Documentation/devicetree/bindings/media/nxp,imx8mq-vpu.yaml
F: Documentation/devicetree/bindings/media/rockchip-vpu.txt
ROCKER DRIVER
F: include/uapi/linux/rose.h
F: net/rose/
+ROTATION DRIVER FOR ALLWINNER A83T
+T: git git://linuxtv.org/media_tree.git
+S: Maintained
+F: drivers/media/platform/sunxi/sun8i-rotate/
+F: Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-de2-rotate.yaml
+
RTL2830 MEDIA DRIVER
F: include/media/drv-intf/saa7146*
SAFESETID SECURITY MODULE
-S: Supported
-F: security/safesetid/
-F: Documentation/admin-guide/LSM/SafeSetID.rst
+S: Supported
+F: security/safesetid/
+F: Documentation/admin-guide/LSM/SafeSetID.rst
SAMSUNG AUDIO (ASoC) DRIVERS
SELINUX SECURITY MODULE
W: https://selinuxproject.org
F: scripts/selinux/
F: Documentation/admin-guide/LSM/SELinux.rst
F: Documentation/ABI/obsolete/sysfs-selinux-disable
+F: Documentation/ABI/obsolete/sysfs-selinux-checkreqprot
SENSABLE PHANTOM
S: Maintained
F: drivers/misc/sgi-gru/
-SGI SN-IA64 (Altix) SERIAL CONSOLE DRIVER
-S: Supported
-F: Documentation/ia64/serial.rst
-F: drivers/tty/serial/ioc?_serial.c
-F: include/linux/ioc?.h
-
SGI XP/XPC/XPNET DRIVER
S: Supported
F: net/smc/
+SHARP GP2AP002A00F/GP2AP002S00F SENSOR DRIVER
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git
+S: Maintained
+F: drivers/iio/light/gp2ap002.c
+F: Documentation/devicetree/bindings/iio/light/sharp,gp2ap002.yaml
+
SHARP RJ54N1CB0C SENSOR DRIVER
F: drivers/net/ethernet/smsc/smc91x.*
SMIA AND SMIA++ IMAGE SENSOR DRIVER
-M: Sakari Ailus <sakari.ailus@iki.fi>
+M: Sakari Ailus <sakari.ailus@linux.intel.com>
S: Maintained
F: drivers/media/i2c/smiapp/
-F: include/media/i2c/smiapp.h
F: drivers/media/i2c/smiapp-pll.c
F: drivers/media/i2c/smiapp-pll.h
F: include/uapi/linux/smiapp.h
F: include/uapi/rdma/siw-abi.h
SOFT-ROCE DRIVER (rxe)
-M: Moni Shoua <monis@mellanox.com>
+M: Zhu Yanjun <yanjunz@mellanox.com>
S: Supported
-W: https://github.com/SoftRoCE/rxe-dev/wiki/rxe-dev:-Home
-Q: http://patchwork.kernel.org/project/linux-rdma/list/
F: drivers/infiniband/sw/rxe/
F: include/uapi/rdma/rdma_user_rxe.h
F: drivers/media/i2c/imx214.c
F: Documentation/devicetree/bindings/media/i2c/sony,imx214.txt
+SONY IMX219 SENSOR DRIVER
+T: git git://linuxtv.org/media_tree.git
+S: Maintained
+F: drivers/media/i2c/imx219.c
+F: Documentation/devicetree/bindings/media/i2c/imx219.yaml
+
SONY IMX258 SENSOR DRIVER
SONY VAIO CONTROL DEVICE DRIVER
- W: http://www.linux.it/~malattia/wiki/index.php/Sony_drivers
S: Maintained
+ W: http://www.linux.it/~malattia/wiki/index.php/Sony_drivers
F: Documentation/admin-guide/laptops/sony-laptop.rst
F: drivers/char/sonypi.c
F: drivers/platform/x86/sony-laptop.c
W: http://squashfs.org.uk
T: git git://git.kernel.org/pub/scm/linux/kernel/git/pkl/squashfs-next.git
S: Maintained
-F: Documentation/filesystems/squashfs.txt
+F: Documentation/filesystems/squashfs.rst
F: fs/squashfs/
SRM (Alpha) environment access
F: drivers/pwm/pwm-stm32*
F: include/linux/*/stm32-*tim*
F: Documentation/ABI/testing/*timer-stm32
-F: Documentation/devicetree/bindings/*/stm32-*timer*
+F: Documentation/devicetree/bindings/*/*stm32-*timer*
F: Documentation/devicetree/bindings/pwm/pwm-stm32*
STMMAC ETHERNET DRIVER
SYNOPSYS CREG GPIO DRIVER
S: Maintained
-F: drivers/gpio/gpio-creg-snps.c
F: Documentation/devicetree/bindings/gpio/snps,creg-gpio.txt
+F: drivers/gpio/gpio-creg-snps.c
SYNOPSYS DESIGNWARE 8250 UART DRIVER
S: Maintained
F: drivers/tty/serial/8250/8250_dw.c
+F: drivers/tty/serial/8250/8250_dwlib.*
+F: drivers/tty/serial/8250/8250_lpss.c
SYNOPSYS DESIGNWARE APB GPIO DRIVER
S: Maintained
-F: drivers/gpio/gpio-dwapb.c
F: Documentation/devicetree/bindings/gpio/snps-dwapb-gpio.txt
+F: drivers/gpio/gpio-dwapb.c
SYNOPSYS DESIGNWARE AXI DMAC DRIVER
SYSV FILESYSTEM
S: Maintained
-F: Documentation/filesystems/sysv-fs.txt
+F: Documentation/filesystems/sysv-fs.rst
F: fs/sysv/
F: include/linux/sysv_fs.h
+ S: Maintained
W: http://ibm-acpi.sourceforge.net
W: http://thinkwiki.org/wiki/Ibm-acpi
T: git git://repo.or.cz/linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git
- S: Maintained
F: drivers/platform/x86/thinkpad_acpi.c
THUNDERBOLT DRIVER
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt.git
S: Maintained
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/westeri/thunderbolt.git
F: Documentation/admin-guide/thunderbolt.rst
F: drivers/thunderbolt/
F: include/linux/thunderbolt.h
TI VPE/CAL DRIVERS
+S: Maintained
W: http://linuxtv.org/
Q: http://patchwork.linuxtv.org/project/linux-media/list/
-S: Maintained
-F: drivers/media/platform/ti-vpe/
+F: Documentation/devicetree/bindings/media/ti,cal.yaml
F: Documentation/devicetree/bindings/media/ti,vpe.yaml
- Documentation/devicetree/bindings/media/ti,cal.yaml
+F: drivers/media/platform/ti-vpe/
TI WILINK WIRELESS DRIVERS
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rw/ubifs.git fixes
W: http://www.linux-mtd.infradead.org/doc/ubifs.html
S: Supported
-F: Documentation/filesystems/ubifs.txt
+F: Documentation/filesystems/ubifs.rst
F: fs/ubifs/
UCLINUX (M68KNOMMU AND COLDFIRE)
UDF FILESYSTEM
S: Maintained
-F: Documentation/filesystems/udf.txt
+F: Documentation/filesystems/udf.rst
F: fs/udf/
UDRAW TABLET
F: Documentation/admin-guide/ufs.rst
F: fs/ufs/
-UHID USERSPACE HID IO DRIVER:
+UHID USERSPACE HID IO DRIVER
S: Maintained
F: drivers/usb/common/ulpi.c
F: include/linux/ulpi/
-ULTRA-WIDEBAND (UWB) SUBSYSTEM:
-S: Obsolete
-F: drivers/staging/uwb/
-
-UNICODE SUBSYSTEM:
+UNICODE SUBSYSTEM
S: Supported
F: fs/unicode/
-UNICORE32 ARCHITECTURE:
+UNICORE32 ARCHITECTURE
W: http://mprc.pku.edu.cn/~guanxuetao/linux
S: Maintained
F: Documentation/usb/acm.rst
F: drivers/usb/class/cdc-acm.*
+USB APPLE MFI FASTCHARGE DRIVER
+S: Maintained
+F: drivers/usb/misc/apple-mfi-fastcharge.c
+
USB AR5523 WIRELESS DRIVER
F: include/linux/usb.h
F: include/linux/usb/
-USB TYPEC PI3USB30532 MUX DRIVER
-M: Hans de Goede <hdegoede@redhat.com>
+USB TYPEC BUS FOR ALTERNATE MODES
S: Maintained
-F: drivers/usb/typec/mux/pi3usb30532.c
+F: Documentation/ABI/testing/sysfs-bus-typec
+F: Documentation/driver-api/usb/typec_bus.rst
+F: drivers/usb/typec/altmodes/
+F: include/linux/usb/typec_altmode.h
USB TYPEC CLASS
F: drivers/usb/typec/
F: include/linux/usb/typec.h
-USB TYPEC BUS FOR ALTERNATE MODES
+USB TYPEC PI3USB30532 MUX DRIVER
+M: Hans de Goede <hdegoede@redhat.com>
S: Maintained
-F: Documentation/ABI/testing/sysfs-bus-typec
-F: Documentation/driver-api/usb/typec_bus.rst
-F: drivers/usb/typec/altmodes/
-F: include/linux/usb/typec_altmode.h
+F: drivers/usb/typec/mux/pi3usb30532.c
USB TYPEC PORT CONTROLLER DRIVERS
T: git git://linuxtv.org/media_tree.git
W: https://linuxtv.org
S: Odd Fixes
-F: drivers/media/usb/usbvision/
+F: drivers/staging/media/usbvision/
USB WEBCAM GADGET
F: include/uapi/linux/vbox*.h
F: drivers/virt/vboxguest/
-VIRTUAL BOX SHARED FOLDER VFS DRIVER:
+VIRTUAL BOX SHARED FOLDER VFS DRIVER
S: Maintained
- T: git git://git.infradead.org/linux-platform-drivers-x86.git
S: Odd Fixes
- F: drivers/platform/x86/
+ T: git git://git.infradead.org/linux-platform-drivers-x86.git
F: drivers/platform/olpc/
+ F: drivers/platform/x86/
X86 PLATFORM DRIVERS - ARCH
S: Maintained
-F: drivers/gpio/gpio-xra1403.c
F: Documentation/devicetree/bindings/gpio/gpio-xra1403.txt
+F: drivers/gpio/gpio-xra1403.c
XTENSA XTFPGA PLATFORM SUPPORT
T: git git://git.kernel.org/pub/scm/linux/kernel/git/dlemoal/zonefs.git
S: Maintained
F: fs/zonefs/
-F: Documentation/filesystems/zonefs.txt
+F: Documentation/filesystems/zonefs.rst
ZPOOL COMPRESSED PAGE STORAGE API
if X86_PLATFORM_DEVICES
- config ACER_WMI
- tristate "Acer WMI Laptop Extras"
+ config ACPI_WMI
+ tristate "WMI"
+ depends on ACPI
+ help
+ This driver adds support for the ACPI-WMI (Windows Management
+ Instrumentation) mapper device (PNP0C14) found on some systems.
+
+ ACPI-WMI is a proprietary extension to ACPI to expose parts of the
+ ACPI firmware to userspace - this is done through various vendor
+ defined methods and data blocks in a PNP0C14 device, which are then
+ made available for userspace to call.
+
+ The implementation of this in Linux currently only exposes this to
+ other kernel space drivers.
+
+ This driver is a required dependency to build the firmware specific
+ drivers needed on many machines, including Acer and HP laptops.
+
+ It is safe to enable this driver even if your DSDT doesn't define
+ any ACPI-WMI devices.
+
+ config WMI_BMOF
+ tristate "WMI embedded Binary MOF driver"
+ depends on ACPI_WMI
+ default ACPI_WMI
+ ---help---
+ Say Y here if you want to be able to read a firmware-embedded
+ WMI Binary MOF data. Using this requires userspace tools and may be
+ rather tedious.
+
+ To compile this driver as a module, choose M here: the module will
+ be called wmi-bmof.
+
+ config ALIENWARE_WMI
+ tristate "Alienware Special feature control"
depends on ACPI
+ depends on LEDS_CLASS
+ depends on NEW_LEDS
+ depends on ACPI_WMI
+ ---help---
+ This is a driver for controlling Alienware BIOS driven
+ features. It exposes an interface for controlling the AlienFX
+ zones on Alienware machines that don't contain a dedicated AlienFX
+ USB MCU such as the X51 and X51-R2.
+
+ config HUAWEI_WMI
+ tristate "Huawei WMI laptop extras driver"
+ depends on ACPI_BATTERY
+ depends on ACPI_WMI
+ depends on INPUT
+ select INPUT_SPARSEKMAP
select LEDS_CLASS
+ select LEDS_TRIGGERS
+ select LEDS_TRIGGER_AUDIO
select NEW_LEDS
- depends on BACKLIGHT_CLASS_DEVICE
- depends on SERIO_I8042
- depends on INPUT
- depends on RFKILL || RFKILL = n
+ help
+ This driver provides support for Huawei WMI hotkeys, battery charge
+ control, fn-lock, mic-mute LED, and other extra features.
+
+ To compile this driver as a module, choose M here: the module
+ will be called huawei-wmi.
+
+ config INTEL_WMI_THUNDERBOLT
+ tristate "Intel WMI thunderbolt force power driver"
depends on ACPI_WMI
- select INPUT_SPARSEKMAP
- # Acer WMI depends on ACPI_VIDEO when ACPI is enabled
- select ACPI_VIDEO if ACPI
---help---
- This is a driver for newer Acer (and Wistron) laptops. It adds
- wireless radio and bluetooth control, and on some laptops,
- exposes the mail LED and LCD backlight.
+ Say Y here if you want to be able to use the WMI interface on select
+ systems to force the power control of Intel Thunderbolt controllers.
+ This is useful for updating the firmware when devices are not plugged
+ into the controller.
- If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
- here.
+ To compile this driver as a module, choose M here: the module will
+ be called intel-wmi-thunderbolt.
- config ACER_WIRELESS
- tristate "Acer Wireless Radio Control Driver"
- depends on ACPI
- depends on INPUT
- ---help---
- The Acer Wireless Radio Control handles the airplane mode hotkey
- present on new Acer laptops.
+ config MXM_WMI
+ tristate "WMI support for MXM Laptop Graphics"
+ depends on ACPI_WMI
+ ---help---
+ MXM is a standard for laptop graphics cards, the WMI interface
+ is required for switchable nvidia graphics machines
- Say Y or M here if you have an Acer notebook with an airplane mode
- hotkey.
+ config PEAQ_WMI
+ tristate "PEAQ 2-in-1 WMI hotkey driver"
+ depends on ACPI_WMI
+ depends on INPUT
+ help
+ Say Y here if you want to support WMI-based hotkeys on PEAQ 2-in-1s.
- If you choose to compile this driver as a module the module will be
- called acer-wireless.
+ config XIAOMI_WMI
+ tristate "Xiaomi WMI key driver"
+ depends on ACPI_WMI
+ depends on INPUT
+ help
+ Say Y here if you want to support WMI-based keys on Xiaomi notebooks.
+
+ To compile this driver as a module, choose M here: the module will
+ be called xiaomi-wmi.
config ACERHDF
tristate "Acer Aspire One temperature and fan driver"
If you have an Acer Aspire One netbook, say Y or M
here.
- config ALIENWARE_WMI
- tristate "Alienware Special feature control"
+ config ACER_WIRELESS
+ tristate "Acer Wireless Radio Control Driver"
+ depends on ACPI
+ depends on INPUT
+ ---help---
+ The Acer Wireless Radio Control handles the airplane mode hotkey
+ present on new Acer laptops.
+
+ Say Y or M here if you have an Acer notebook with an airplane mode
+ hotkey.
+
+ If you choose to compile this driver as a module the module will be
+ called acer-wireless.
+
+ config ACER_WMI
+ tristate "Acer WMI Laptop Extras"
depends on ACPI
- depends on LEDS_CLASS
- depends on NEW_LEDS
+ select LEDS_CLASS
+ select NEW_LEDS
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on SERIO_I8042
+ depends on INPUT
+ depends on RFKILL || RFKILL = n
depends on ACPI_WMI
+ select INPUT_SPARSEKMAP
+ # Acer WMI depends on ACPI_VIDEO when ACPI is enabled
+ select ACPI_VIDEO if ACPI
---help---
- This is a driver for controlling Alienware BIOS driven
- features. It exposes an interface for controlling the AlienFX
- zones on Alienware machines that don't contain a dedicated AlienFX
- USB MCU such as the X51 and X51-R2.
+ This is a driver for newer Acer (and Wistron) laptops. It adds
+ wireless radio and bluetooth control, and on some laptops,
+ exposes the mail LED and LCD backlight.
+
+ If you have an ACPI-WMI compatible Acer/ Wistron laptop, say Y or M
+ here.
+
+ config APPLE_GMUX
+ tristate "Apple Gmux Driver"
+ depends on ACPI && PCI
+ depends on PNP
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE
+ depends on ACPI_VIDEO=n || ACPI_VIDEO
+ ---help---
+ This driver provides support for the gmux device found on many
+ Apple laptops, which controls the display mux for the hybrid
+ graphics as well as the backlight. Currently only backlight
+ control is supported by the driver.
config ASUS_LAPTOP
tristate "Asus Laptop Extras"
If you have an ACPI-compatible ASUS laptop, say Y or M here.
+ config ASUS_WIRELESS
+ tristate "Asus Wireless Radio Control Driver"
+ depends on ACPI
+ depends on INPUT
+ select NEW_LEDS
+ select LEDS_CLASS
+ ---help---
+ The Asus Wireless Radio Control handles the airplane mode hotkey
+ present on some Asus laptops.
+
+ Say Y or M here if you have an ASUS notebook with an airplane mode
+ hotkey.
+
+ If you choose to compile this driver as a module the module will be
+ called asus-wireless.
+
+ config ASUS_WMI
+ tristate "ASUS WMI Driver"
+ depends on ACPI_WMI
+ depends on ACPI_BATTERY
+ depends on INPUT
+ depends on HWMON
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on RFKILL || RFKILL = n
+ depends on HOTPLUG_PCI
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ select INPUT_SPARSEKMAP
+ select LEDS_CLASS
+ select NEW_LEDS
+ ---help---
+ Say Y here if you have a WMI aware Asus laptop (like Eee PCs or new
+ Asus Notebooks).
+
+ To compile this driver as a module, choose M here: the module will
+ be called asus-wmi.
+
+ config ASUS_NB_WMI
+ tristate "Asus Notebook WMI Driver"
+ depends on ASUS_WMI
+ depends on SERIO_I8042 || SERIO_I8042 = n
+ ---help---
+ This is a driver for newer Asus notebooks. It adds extra features
+ like wireless radio and bluetooth control, leds, hotkeys, backlight...
+
+ For more information, see
+ <file:Documentation/ABI/testing/sysfs-platform-asus-wmi>
+
+ If you have an ACPI-WMI compatible Asus Notebook, say Y or M
+ here.
+
+ config EEEPC_LAPTOP
+ tristate "Eee PC Hotkey Driver"
+ depends on ACPI
+ depends on INPUT
+ depends on RFKILL || RFKILL = n
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on HOTPLUG_PCI
+ depends on BACKLIGHT_CLASS_DEVICE
+ select HWMON
+ select LEDS_CLASS
+ select NEW_LEDS
+ select INPUT_SPARSEKMAP
+ ---help---
+ This driver supports the Fn-Fx keys on Eee PC laptops.
+
+ It also gives access to some extra laptop functionalities like
+ Bluetooth, backlight and allows powering on/off some other
+ devices.
+
+ If you have an Eee PC laptop, say Y or M here. If this driver
+ doesn't work on your Eee PC, try eeepc-wmi instead.
+
+ config EEEPC_WMI
+ tristate "Eee PC WMI Driver"
+ depends on ASUS_WMI
+ ---help---
+ This is a driver for newer Eee PC laptops. It adds extra features
+ like wireless radio and bluetooth control, leds, hotkeys, backlight...
+
+ For more information, see
+ <file:Documentation/ABI/testing/sysfs-platform-asus-wmi>
+
+ If you have an ACPI-WMI compatible Eee PC laptop (>= 1000), say Y or M
+ here.
+
config DCDBAS
tristate "Dell Systems Management Base Driver"
depends on X86
This driver adds support for rfkill and backlight control to Dell
laptops (except for some models covered by the Compal driver).
- config DELL_WMI
- tristate "Dell WMI notifications"
- depends on ACPI_WMI
- depends on DMI
+ config DELL_RBTN
+ tristate "Dell Airplane Mode Switch driver"
+ depends on ACPI
+ depends on INPUT
+ depends on RFKILL
+ ---help---
+ Say Y here if you want to support Dell Airplane Mode Switch ACPI
+ device on Dell laptops. Sometimes it has names: DELLABCE or DELRBTN.
+ This driver register rfkill device or input hotkey device depending
+ on hardware type (hw switch slider or keyboard toggle button). For
+ rfkill devices it receive HW switch events and set correct hard
+ rfkill state.
+
+ To compile this driver as a module, choose M here: the module will
+ be called dell-rbtn.
+
+ config DELL_RBU
+ tristate "BIOS update support for DELL systems via sysfs"
+ depends on X86
+ select FW_LOADER
+ select FW_LOADER_USER_HELPER
+ help
+ Say m if you want to have the option of updating the BIOS for your
+ DELL system. Note you need a Dell OpenManage or Dell Update package (DUP)
+ supporting application to communicate with the BIOS regarding the new
+ image for the image update to take effect.
+ See <file:Documentation/admin-guide/dell_rbu.rst> for more details on the driver.
+
+ config DELL_SMO8800
+ tristate "Dell Latitude freefall driver (ACPI SMO88XX)"
+ depends on ACPI
+ ---help---
+ Say Y here if you want to support SMO88XX freefall devices
+ on Dell Latitude laptops.
+
+ To compile this driver as a module, choose M here: the module will
+ be called dell-smo8800.
+
+ config DELL_WMI
+ tristate "Dell WMI notifications"
+ depends on ACPI_WMI
+ depends on DMI
depends on INPUT
depends on ACPI_VIDEO || ACPI_VIDEO = n
depends on DELL_SMBIOS
This adds support for the Latitude 2100 and similar
notebooks that have an external LED.
- config DELL_SMO8800
- tristate "Dell Latitude freefall driver (ACPI SMO88XX)"
- depends on ACPI
- ---help---
- Say Y here if you want to support SMO88XX freefall devices
- on Dell Latitude laptops.
-
- To compile this driver as a module, choose M here: the module will
- be called dell-smo8800.
-
- config DELL_RBTN
- tristate "Dell Airplane Mode Switch driver"
- depends on ACPI
- depends on INPUT
+ config AMILO_RFKILL
+ tristate "Fujitsu-Siemens Amilo rfkill support"
depends on RFKILL
+ depends on SERIO_I8042
---help---
- Say Y here if you want to support Dell Airplane Mode Switch ACPI
- device on Dell laptops. Sometimes it has names: DELLABCE or DELRBTN.
- This driver register rfkill device or input hotkey device depending
- on hardware type (hw switch slider or keyboard toggle button). For
- rfkill devices it receive HW switch events and set correct hard
- rfkill state.
-
- To compile this driver as a module, choose M here: the module will
- be called dell-rbtn.
-
- config DELL_RBU
- tristate "BIOS update support for DELL systems via sysfs"
- depends on X86
- select FW_LOADER
- select FW_LOADER_USER_HELPER
- help
- Say m if you want to have the option of updating the BIOS for your
- DELL system. Note you need a Dell OpenManage or Dell Update package (DUP)
- supporting application to communicate with the BIOS regarding the new
- image for the image update to take effect.
- See <file:Documentation/admin-guide/dell_rbu.rst> for more details on the driver.
-
+ This is a driver for enabling wifi on some Fujitsu-Siemens Amilo
+ laptops.
config FUJITSU_LAPTOP
tristate "Fujitsu Laptop Extras"
If you have a Fujitsu convertible or slate, say Y or M here.
- config AMILO_RFKILL
- tristate "Fujitsu-Siemens Amilo rfkill support"
- depends on RFKILL
- depends on SERIO_I8042
- ---help---
- This is a driver for enabling wifi on some Fujitsu-Siemens Amilo
- laptops.
-
config GPD_POCKET_FAN
tristate "GPD Pocket Fan Controller support"
depends on ACPI
of the CPU temperature. Say Y or M if the kernel may be used on a
GPD pocket.
- config TC1100_WMI
- tristate "HP Compaq TC1100 Tablet WMI Extras"
- depends on !X86_64
- depends on ACPI
- depends on ACPI_WMI
- ---help---
- This is a driver for the WMI extensions (wireless and bluetooth power
- control) of the HP Compaq TC1100 tablet.
-
config HP_ACCEL
tristate "HP laptop accelerometer"
depends on INPUT && ACPI
To compile this driver as a module, choose M here: the module will
be called hp-wmi.
- config LG_LAPTOP
- tristate "LG Laptop Extras"
+ config TC1100_WMI
+ tristate "HP Compaq TC1100 Tablet WMI Extras"
+ depends on !X86_64
depends on ACPI
depends on ACPI_WMI
- depends on INPUT
- select INPUT_SPARSEKMAP
- select LEDS_CLASS
- help
- This driver adds support for hotkeys as well as control of keyboard
- backlight, battery maximum charge level and various other ACPI
- features.
-
- If you have an LG Gram laptop, say Y or M here.
-
- config MSI_LAPTOP
- tristate "MSI Laptop Extras"
- depends on ACPI
- depends on BACKLIGHT_CLASS_DEVICE
- depends on ACPI_VIDEO || ACPI_VIDEO = n
- depends on RFKILL
- depends on INPUT && SERIO_I8042
- select INPUT_SPARSEKMAP
- ---help---
- This is a driver for laptops built by MSI (MICRO-STAR
- INTERNATIONAL):
-
- MSI MegaBook S270 (MS-1013)
- Cytron/TCM/Medion/Tchibo MD96100/SAM2000
-
- It adds support for Bluetooth, WLAN and LCD brightness control.
-
- More information about this driver is available at
- <http://0pointer.de/lennart/tchibo.html>.
-
- If you have an MSI S270 laptop, say Y or M here.
-
- config PANASONIC_LAPTOP
- tristate "Panasonic Laptop Extras"
- depends on INPUT && ACPI
- depends on BACKLIGHT_CLASS_DEVICE
- select INPUT_SPARSEKMAP
---help---
- This driver adds support for access to backlight control and hotkeys
- on Panasonic Let's Note laptops.
-
- If you have a Panasonic Let's note laptop (such as the R1(N variant),
- R2, R3, R5, T2, W2 and Y2 series), say Y.
+ This is a driver for the WMI extensions (wireless and bluetooth power
+ control) of the HP Compaq TC1100 tablet.
- config COMPAL_LAPTOP
- tristate "Compal (and others) Laptop Extras"
- depends on ACPI
- depends on BACKLIGHT_CLASS_DEVICE
- depends on ACPI_VIDEO || ACPI_VIDEO = n
- depends on RFKILL
- depends on HWMON
- depends on POWER_SUPPLY
+ config IBM_RTL
+ tristate "Device driver to enable PRTL support"
+ depends on PCI
---help---
- This is a driver for laptops built by Compal, and some models by
- other brands (e.g. Dell, Toshiba).
-
- It adds support for rfkill, Bluetooth, WLAN, LCD brightness, hwmon
- and battery charging level control.
-
- config SONY_LAPTOP
- tristate "Sony Laptop Extras"
- depends on ACPI
- depends on ACPI_VIDEO || ACPI_VIDEO = n
- depends on BACKLIGHT_CLASS_DEVICE
- depends on INPUT
- depends on RFKILL
- ---help---
- This mini-driver drives the SNC and SPIC devices present in the ACPI
- BIOS of the Sony Vaio laptops.
-
- It gives access to some extra laptop functionalities like Bluetooth,
- screen brightness control, Fn keys and allows powering on/off some
- devices.
-
- Read <file:Documentation/admin-guide/laptops/sony-laptop.rst> for more information.
+ Enable support for IBM Premium Real Time Mode (PRTM).
+ This module will allow you the enter and exit PRTM in the BIOS via
+ sysfs on platforms that support this feature. System in PRTM will
+ not receive CPU-generated SMIs for recoverable errors. Use of this
+ feature without proper support may void your hardware warranty.
- config SONYPI_COMPAT
- bool "Sonypi compatibility"
- depends on SONY_LAPTOP
- ---help---
- Build the sonypi driver compatibility code into the sony-laptop driver.
+ If the proper BIOS support is found the driver will load and create
+ /sys/devices/system/ibm_rtl/. The "state" variable will indicate
+ whether or not the BIOS is in PRTM.
+ state = 0 (BIOS SMIs on)
+ state = 1 (BIOS SMIs off)
config IDEAPAD_LAPTOP
tristate "Lenovo IdeaPad Laptop Extras"
This is a driver for Lenovo IdeaPad netbooks contains drivers for
rfkill switch, hotkey, fan control and backlight control.
- config SURFACE3_WMI
- tristate "Surface 3 WMI Driver"
- depends on ACPI_WMI
- depends on DMI
+ config SENSORS_HDAPS
+ tristate "Thinkpad Hard Drive Active Protection System (hdaps)"
depends on INPUT
- depends on SPI
- ---help---
- Say Y here if you have a Surface 3.
+ help
+ This driver provides support for the IBM Hard Drive Active Protection
+ System (hdaps), which provides an accelerometer and other misc. data.
+ ThinkPads starting with the R50, T41, and X40 are supported. The
+ accelerometer data is readable via sysfs.
- To compile this driver as a module, choose M here: the module will
- be called surface3-wmi.
+ This driver also provides an absolute input class device, allowing
+ the laptop to act as a pinball machine-esque joystick.
+
+ If your ThinkPad is not recognized by the driver, please update to latest
+ BIOS. This is especially the case for some R52 ThinkPads.
+
+ Say Y here if you have an applicable laptop and want to experience
+ the awesome power of hdaps.
config THINKPAD_ACPI
tristate "ThinkPad ACPI Laptop Extras"
If you are not sure, say Y here. The driver enables polling only if
it is strictly necessary to do so.
- config SENSORS_HDAPS
- tristate "Thinkpad Hard Drive Active Protection System (hdaps)"
- depends on INPUT
+ config INTEL_ATOMISP2_PM
+ tristate "Intel AtomISP2 dummy / power-management driver"
+ depends on PCI && IOSF_MBI && PM
help
- This driver provides support for the IBM Hard Drive Active Protection
- System (hdaps), which provides an accelerometer and other misc. data.
- ThinkPads starting with the R50, T41, and X40 are supported. The
- accelerometer data is readable via sysfs.
-
- This driver also provides an absolute input class device, allowing
- the laptop to act as a pinball machine-esque joystick.
-
- If your ThinkPad is not recognized by the driver, please update to latest
- BIOS. This is especially the case for some R52 ThinkPads.
+ Power-management driver for Intel's Image Signal Processor found on
+ Bay Trail and Cherry Trail devices. This dummy driver's sole purpose
+ is to turn the ISP off (put it in D3) to save power and to allow
+ entering of S0ix modes.
- Say Y here if you have an applicable laptop and want to experience
- the awesome power of hdaps.
+ To compile this driver as a module, choose M here: the module
+ will be called intel_atomisp2_pm.
- config INTEL_MENLOW
- tristate "Thermal Management driver for Intel menlow platform"
- depends on ACPI_THERMAL
- select THERMAL
+ config INTEL_CHT_INT33FE
+ tristate "Intel Cherry Trail ACPI INT33FE Driver"
+ depends on X86 && ACPI && I2C && REGULATOR
+ depends on CHARGER_BQ24190=y || (CHARGER_BQ24190=m && m)
+ depends on USB_ROLES_INTEL_XHCI=y || (USB_ROLES_INTEL_XHCI=m && m)
+ depends on TYPEC_MUX_PI3USB30532=y || (TYPEC_MUX_PI3USB30532=m && m)
---help---
- ACPI thermal management enhancement driver on
- Intel Menlow platform.
-
- If unsure, say N.
+ This driver add support for the INT33FE ACPI device found on
+ some Intel Cherry Trail devices.
- config EEEPC_LAPTOP
- tristate "Eee PC Hotkey Driver"
- depends on ACPI
- depends on INPUT
- depends on RFKILL || RFKILL = n
- depends on ACPI_VIDEO || ACPI_VIDEO = n
- depends on HOTPLUG_PCI
- depends on BACKLIGHT_CLASS_DEVICE
- select HWMON
- select LEDS_CLASS
- select NEW_LEDS
- select INPUT_SPARSEKMAP
- ---help---
- This driver supports the Fn-Fx keys on Eee PC laptops.
+ There are two kinds of INT33FE ACPI device possible: for hardware
+ with USB Type-C and Micro-B connectors. This driver supports both.
- It also gives access to some extra laptop functionalities like
- Bluetooth, backlight and allows powering on/off some other
- devices.
+ The INT33FE ACPI device has a CRS table with I2cSerialBusV2
+ resources for Fuel Gauge Controller and (in the Type-C variant)
+ FUSB302 USB Type-C Controller and PI3USB30532 USB switch.
+ This driver instantiates i2c-clients for these, so that standard
+ i2c drivers for these chips can bind to the them.
- If you have an Eee PC laptop, say Y or M here. If this driver
- doesn't work on your Eee PC, try eeepc-wmi instead.
+ If you enable this driver it is advised to also select
+ CONFIG_BATTERY_BQ27XXX=m or CONFIG_BATTERY_BQ27XXX_I2C=m for Micro-B
+ device and CONFIG_TYPEC_FUSB302=m and CONFIG_BATTERY_MAX17042=m
+ for Type-C device.
- config ASUS_WMI
- tristate "ASUS WMI Driver"
- depends on ACPI_WMI
- depends on ACPI_BATTERY
+ config INTEL_HID_EVENT
+ tristate "INTEL HID Event"
+ depends on ACPI
depends on INPUT
- depends on HWMON
- depends on BACKLIGHT_CLASS_DEVICE
- depends on RFKILL || RFKILL = n
- depends on HOTPLUG_PCI
- depends on ACPI_VIDEO || ACPI_VIDEO = n
select INPUT_SPARSEKMAP
- select LEDS_CLASS
- select NEW_LEDS
- ---help---
- Say Y here if you have a WMI aware Asus laptop (like Eee PCs or new
- Asus Notebooks).
+ help
+ This driver provides support for the Intel HID Event hotkey interface.
+ Some laptops require this driver for hotkey support.
To compile this driver as a module, choose M here: the module will
- be called asus-wmi.
+ be called intel_hid.
- config ASUS_NB_WMI
- tristate "Asus Notebook WMI Driver"
- depends on ASUS_WMI
- depends on SERIO_I8042 || SERIO_I8042 = n
+ config INTEL_INT0002_VGPIO
+ tristate "Intel ACPI INT0002 Virtual GPIO driver"
+ depends on GPIOLIB && ACPI
+ select GPIOLIB_IRQCHIP
---help---
- This is a driver for newer Asus notebooks. It adds extra features
- like wireless radio and bluetooth control, leds, hotkeys, backlight...
+ Some peripherals on Bay Trail and Cherry Trail platforms signal a
+ Power Management Event (PME) to the Power Management Controller (PMC)
+ to wakeup the system. When this happens software needs to explicitly
+ clear the PME bus 0 status bit in the GPE0a_STS register to avoid an
+ IRQ storm on IRQ 9.
- For more information, see
- <file:Documentation/ABI/testing/sysfs-platform-asus-wmi>
+ This is modelled in ACPI through the INT0002 ACPI device, which is
+ called a "Virtual GPIO controller" in ACPI because it defines the
+ event handler to call when the PME triggers through _AEI and _L02
+ methods as would be done for a real GPIO interrupt in ACPI.
- If you have an ACPI-WMI compatible Asus Notebook, say Y or M
- here.
+ To compile this driver as a module, choose M here: the module will
+ be called intel_int0002_vgpio.
- config EEEPC_WMI
- tristate "Eee PC WMI Driver"
- depends on ASUS_WMI
+ config INTEL_MENLOW
+ tristate "Thermal Management driver for Intel menlow platform"
+ depends on ACPI_THERMAL
+ select THERMAL
---help---
- This is a driver for newer Eee PC laptops. It adds extra features
- like wireless radio and bluetooth control, leds, hotkeys, backlight...
-
- For more information, see
- <file:Documentation/ABI/testing/sysfs-platform-asus-wmi>
+ ACPI thermal management enhancement driver on
+ Intel Menlow platform.
- If you have an ACPI-WMI compatible Eee PC laptop (>= 1000), say Y or M
- here.
+ If unsure, say N.
- config ASUS_WIRELESS
- tristate "Asus Wireless Radio Control Driver"
+ config INTEL_OAKTRAIL
+ tristate "Intel Oaktrail Platform Extras"
depends on ACPI
- depends on INPUT
- select NEW_LEDS
- select LEDS_CLASS
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on RFKILL && BACKLIGHT_CLASS_DEVICE && ACPI
---help---
- The Asus Wireless Radio Control handles the airplane mode hotkey
- present on some Asus laptops.
-
- Say Y or M here if you have an ASUS notebook with an airplane mode
- hotkey.
-
- If you choose to compile this driver as a module the module will be
- called asus-wireless.
+ Intel Oaktrail platform need this driver to provide interfaces to
+ enable/disable the Camera, WiFi, BT etc. devices. If in doubt, say Y
+ here; it will only load on supported platforms.
- config ACPI_WMI
- tristate "WMI"
+ config INTEL_VBTN
+ tristate "INTEL VIRTUAL BUTTON"
depends on ACPI
+ depends on INPUT
+ select INPUT_SPARSEKMAP
help
- This driver adds support for the ACPI-WMI (Windows Management
- Instrumentation) mapper device (PNP0C14) found on some systems.
-
- ACPI-WMI is a proprietary extension to ACPI to expose parts of the
- ACPI firmware to userspace - this is done through various vendor
- defined methods and data blocks in a PNP0C14 device, which are then
- made available for userspace to call.
-
- The implementation of this in Linux currently only exposes this to
- other kernel space drivers.
-
- This driver is a required dependency to build the firmware specific
- drivers needed on many machines, including Acer and HP laptops.
+ This driver provides support for the Intel Virtual Button interface.
+ Some laptops require this driver for power button support.
- It is safe to enable this driver even if your DSDT doesn't define
- any ACPI-WMI devices.
+ To compile this driver as a module, choose M here: the module will
+ be called intel_vbtn.
- config WMI_BMOF
- tristate "WMI embedded Binary MOF driver"
+ config SURFACE3_WMI
+ tristate "Surface 3 WMI Driver"
depends on ACPI_WMI
- default ACPI_WMI
+ depends on DMI
+ depends on INPUT
+ depends on SPI
---help---
- Say Y here if you want to be able to read a firmware-embedded
- WMI Binary MOF data. Using this requires userspace tools and may be
- rather tedious.
+ Say Y here if you have a Surface 3.
To compile this driver as a module, choose M here: the module will
- be called wmi-bmof.
+ be called surface3-wmi.
- config INTEL_WMI_THUNDERBOLT
- tristate "Intel WMI thunderbolt force power driver"
- depends on ACPI_WMI
+ config SURFACE_3_BUTTON
+ tristate "Power/home/volume buttons driver for Microsoft Surface 3 tablet"
+ depends on ACPI && KEYBOARD_GPIO && I2C
---help---
- Say Y here if you want to be able to use the WMI interface on select
- systems to force the power control of Intel Thunderbolt controllers.
- This is useful for updating the firmware when devices are not plugged
- into the controller.
+ This driver handles the power/home/volume buttons on the Microsoft Surface 3 tablet.
- To compile this driver as a module, choose M here: the module will
- be called intel-wmi-thunderbolt.
+ config SURFACE_3_POWER_OPREGION
+ tristate "Surface 3 battery platform operation region support"
+ depends on ACPI && I2C
+ help
+ This driver provides support for ACPI operation
+ region of the Surface 3 battery platform driver.
- config XIAOMI_WMI
- tristate "Xiaomi WMI key driver"
- depends on ACPI_WMI
- depends on INPUT
- help
- Say Y here if you want to support WMI-based keys on Xiaomi notebooks.
+ config SURFACE_PRO3_BUTTON
+ tristate "Power/home/volume buttons driver for Microsoft Surface Pro 3/4 tablet"
+ depends on ACPI && INPUT
+ ---help---
+ This driver handles the power/home/volume buttons on the Microsoft Surface Pro 3/4 tablet.
- To compile this driver as a module, choose M here: the module will
- be called xiaomi-wmi.
+ config MSI_LAPTOP
+ tristate "MSI Laptop Extras"
+ depends on ACPI
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on RFKILL
+ depends on INPUT && SERIO_I8042
+ select INPUT_SPARSEKMAP
+ ---help---
+ This is a driver for laptops built by MSI (MICRO-STAR
+ INTERNATIONAL):
+
+ MSI MegaBook S270 (MS-1013)
+ Cytron/TCM/Medion/Tchibo MD96100/SAM2000
+
+ It adds support for Bluetooth, WLAN and LCD brightness control.
+
+ More information about this driver is available at
+ <http://0pointer.de/lennart/tchibo.html>.
+
+ If you have an MSI S270 laptop, say Y or M here.
config MSI_WMI
tristate "MSI WMI extras"
To compile this driver as a module, choose M here: the module will
be called msi-wmi.
- config PEAQ_WMI
- tristate "PEAQ 2-in-1 WMI hotkey driver"
- depends on ACPI_WMI
- depends on INPUT
+ config XO15_EBOOK
+ tristate "OLPC XO-1.5 ebook switch"
+ depends on OLPC || COMPILE_TEST
+ depends on ACPI && INPUT
+ ---help---
+ Support for the ebook switch on the OLPC XO-1.5 laptop.
+
+ This switch is triggered as the screen is rotated and folded down to
+ convert the device into ebook form.
+
+ config XO1_RFKILL
+ tristate "OLPC XO-1 software RF kill switch"
+ depends on OLPC || COMPILE_TEST
+ depends on RFKILL
+ ---help---
+ Support for enabling/disabling the WLAN interface on the OLPC XO-1
+ laptop.
+
+ config PCENGINES_APU2
+ tristate "PC Engines APUv2/3 front button and LEDs driver"
+ depends on INPUT && INPUT_KEYBOARD && GPIOLIB
+ depends on LEDS_CLASS
+ select GPIO_AMD_FCH
+ select KEYBOARD_GPIO_POLLED
+ select LEDS_GPIO
help
- Say Y here if you want to support WMI-based hotkeys on PEAQ 2-in-1s.
+ This driver provides support for the front button and LEDs on
+ PC Engines APUv2/APUv3 board.
- config TOPSTAR_LAPTOP
- tristate "Topstar Laptop Extras"
- depends on ACPI
- depends on INPUT
- select INPUT_SPARSEKMAP
+ To compile this driver as a module, choose M here: the module
+ will be called pcengines-apuv2.
+
+ config SAMSUNG_LAPTOP
+ tristate "Samsung Laptop driver"
+ depends on RFKILL || RFKILL = n
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on BACKLIGHT_CLASS_DEVICE
select LEDS_CLASS
select NEW_LEDS
---help---
- This driver adds support for hotkeys found on Topstar laptops.
+ This module implements a driver for a wide range of different
+ Samsung laptops. It offers control over the different
+ function keys, wireless LED, LCD backlight level.
- If you have a Topstar laptop, say Y or M here.
+ It may also provide some sysfs files described in
+ <file:Documentation/ABI/testing/sysfs-driver-samsung-laptop>
- config ACPI_TOSHIBA
- tristate "Toshiba Laptop Extras"
+ To compile this driver as a module, choose M here: the module
+ will be called samsung-laptop.
+
+ config SAMSUNG_Q10
+ tristate "Samsung Q10 Extras"
+ depends on ACPI
+ select BACKLIGHT_CLASS_DEVICE
+ ---help---
+ This driver provides support for backlight control on Samsung Q10
+ and related laptops, including Dell Latitude X200.
+
+ config ACPI_TOSHIBA
+ tristate "Toshiba Laptop Extras"
depends on ACPI
depends on ACPI_WMI
select LEDS_CLASS
keys as input device, backlight device, tablet and accelerometer
devices.
- config INTEL_CHT_INT33FE
- tristate "Intel Cherry Trail ACPI INT33FE Driver"
- depends on X86 && ACPI && I2C && REGULATOR
- depends on CHARGER_BQ24190=y || (CHARGER_BQ24190=m && m)
- depends on USB_ROLES_INTEL_XHCI=y || (USB_ROLES_INTEL_XHCI=m && m)
- depends on TYPEC_MUX_PI3USB30532=y || (TYPEC_MUX_PI3USB30532=m && m)
+ config COMPAL_LAPTOP
+ tristate "Compal (and others) Laptop Extras"
+ depends on ACPI
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on RFKILL
+ depends on HWMON
+ depends on POWER_SUPPLY
---help---
- This driver add support for the INT33FE ACPI device found on
- some Intel Cherry Trail devices.
+ This is a driver for laptops built by Compal, and some models by
+ other brands (e.g. Dell, Toshiba).
- There are two kinds of INT33FE ACPI device possible: for hardware
- with USB Type-C and Micro-B connectors. This driver supports both.
+ It adds support for rfkill, Bluetooth, WLAN, LCD brightness, hwmon
+ and battery charging level control.
- The INT33FE ACPI device has a CRS table with I2cSerialBusV2
- resources for Fuel Gauge Controller and (in the Type-C variant)
- FUSB302 USB Type-C Controller and PI3USB30532 USB switch.
- This driver instantiates i2c-clients for these, so that standard
- i2c drivers for these chips can bind to the them.
+ config LG_LAPTOP
+ tristate "LG Laptop Extras"
+ depends on ACPI
+ depends on ACPI_WMI
+ depends on INPUT
+ select INPUT_SPARSEKMAP
+ select LEDS_CLASS
+ help
+ This driver adds support for hotkeys as well as control of keyboard
+ backlight, battery maximum charge level and various other ACPI
+ features.
- If you enable this driver it is advised to also select
- CONFIG_BATTERY_BQ27XXX=m or CONFIG_BATTERY_BQ27XXX_I2C=m for Micro-B
- device and CONFIG_TYPEC_FUSB302=m and CONFIG_BATTERY_MAX17042=m
- for Type-C device.
+ If you have an LG Gram laptop, say Y or M here.
+
+ config PANASONIC_LAPTOP
+ tristate "Panasonic Laptop Extras"
+ depends on INPUT && ACPI
+ depends on BACKLIGHT_CLASS_DEVICE
+ select INPUT_SPARSEKMAP
+ ---help---
+ This driver adds support for access to backlight control and hotkeys
+ on Panasonic Let's Note laptops.
+ If you have a Panasonic Let's note laptop (such as the R1(N variant),
+ R2, R3, R5, T2, W2 and Y2 series), say Y.
- config INTEL_INT0002_VGPIO
- tristate "Intel ACPI INT0002 Virtual GPIO driver"
- depends on GPIOLIB && ACPI
- select GPIOLIB_IRQCHIP
+ config SONY_LAPTOP
+ tristate "Sony Laptop Extras"
+ depends on ACPI
+ depends on ACPI_VIDEO || ACPI_VIDEO = n
+ depends on BACKLIGHT_CLASS_DEVICE
+ depends on INPUT
+ depends on RFKILL
---help---
- Some peripherals on Bay Trail and Cherry Trail platforms signal a
- Power Management Event (PME) to the Power Management Controller (PMC)
- to wakeup the system. When this happens software needs to explicitly
- clear the PME bus 0 status bit in the GPE0a_STS register to avoid an
- IRQ storm on IRQ 9.
+ This mini-driver drives the SNC and SPIC devices present in the ACPI
+ BIOS of the Sony Vaio laptops.
- This is modelled in ACPI through the INT0002 ACPI device, which is
- called a "Virtual GPIO controller" in ACPI because it defines the
- event handler to call when the PME triggers through _AEI and _L02
- methods as would be done for a real GPIO interrupt in ACPI.
+ It gives access to some extra laptop functionalities like Bluetooth,
+ screen brightness control, Fn keys and allows powering on/off some
+ devices.
- To compile this driver as a module, choose M here: the module will
- be called intel_int0002_vgpio.
+ Read <file:Documentation/admin-guide/laptops/sony-laptop.rst> for more information.
- config INTEL_HID_EVENT
- tristate "INTEL HID Event"
+ config SONYPI_COMPAT
+ bool "Sonypi compatibility"
+ depends on SONY_LAPTOP
+ ---help---
+ Build the sonypi driver compatibility code into the sony-laptop driver.
+
+ config SYSTEM76_ACPI
+ tristate "System76 ACPI Driver"
depends on ACPI
- depends on INPUT
- select INPUT_SPARSEKMAP
+ select NEW_LEDS
+ select LEDS_CLASS
+ select LEDS_TRIGGERS
help
- This driver provides support for the Intel HID Event hotkey interface.
- Some laptops require this driver for hotkey support.
+ This is a driver for System76 laptops running open firmware. It adds
+ support for Fn-Fx key combinations, keyboard backlight, and airplane mode
+ LEDs.
- To compile this driver as a module, choose M here: the module will
- be called intel_hid.
+ If you have a System76 laptop running open firmware, say Y or M here.
- config INTEL_VBTN
- tristate "INTEL VIRTUAL BUTTON"
+ config TOPSTAR_LAPTOP
+ tristate "Topstar Laptop Extras"
depends on ACPI
depends on INPUT
select INPUT_SPARSEKMAP
- help
- This driver provides support for the Intel Virtual Button interface.
- Some laptops require this driver for power button support.
-
- To compile this driver as a module, choose M here: the module will
- be called intel_vbtn.
-
- config INTEL_SCU_IPC
- bool "Intel SCU IPC Support"
- depends on X86_INTEL_MID
- default y
+ select LEDS_CLASS
+ select NEW_LEDS
---help---
- IPC is used to bridge the communications between kernel and SCU on
- some embedded Intel x86 platforms. This is not needed for PC-type
- machines.
+ This driver adds support for hotkeys found on Topstar laptops.
- config INTEL_SCU_IPC_UTIL
- tristate "Intel SCU IPC utility driver"
- depends on INTEL_SCU_IPC
- ---help---
- The IPC Util driver provides an interface with the SCU enabling
- low level access for debug work and updating the firmware. Say
- N unless you will be doing this on an Intel MID platform.
+ If you have a Topstar laptop, say Y or M here.
- config INTEL_MID_POWER_BUTTON
- tristate "power button driver for Intel MID platforms"
- depends on INTEL_SCU_IPC && INPUT
+ config I2C_MULTI_INSTANTIATE
+ tristate "I2C multi instantiate pseudo device driver"
+ depends on I2C && ACPI
help
- This driver handles the power button on the Intel MID platforms.
+ Some ACPI-based systems list multiple i2c-devices in a single ACPI
+ firmware-node. This driver will instantiate separate i2c-clients
+ for each device in the firmware-node.
- If unsure, say N.
+ To compile this driver as a module, choose M here: the module
+ will be called i2c-multi-instantiate.
- config INTEL_MFLD_THERMAL
- tristate "Thermal driver for Intel Medfield platform"
- depends on MFD_INTEL_MSIC && THERMAL
- help
- Say Y here to enable thermal driver support for the Intel Medfield
- platform.
+ config MLX_PLATFORM
+ tristate "Mellanox Technologies platform support"
+ depends on I2C && REGMAP
+ ---help---
+ This option enables system support for the Mellanox Technologies
+ platform. The Mellanox systems provide data center networking
+ solutions based on Virtual Protocol Interconnect (VPI) technology
+ enable seamless connectivity to 56/100Gb/s InfiniBand or 10/40/56GbE
+ connection.
- config INTEL_IPS
- tristate "Intel Intelligent Power Sharing"
- depends on ACPI && PCI
+ If you have a Mellanox system, say Y or M here.
+
+ config TOUCHSCREEN_DMI
+ bool "DMI based touchscreen configuration info"
+ depends on ACPI && DMI && I2C=y && TOUCHSCREEN_SILEAD
++ select EFI_EMBEDDED_FIRMWARE if EFI
---help---
- Intel Calpella platforms support dynamic power sharing between the
- CPU and GPU, maximizing performance in a given TDP. This driver,
- along with the CPU frequency and i915 drivers, provides that
- functionality. If in doubt, say Y here; it will only load on
- supported platforms.
+ Certain ACPI based tablets with e.g. Silead or Chipone touchscreens
+ do not have enough data in ACPI tables for the touchscreen driver to
+ handle the touchscreen properly, as OEMs expect the data to be baked
+ into the tablet model specific version of the driver shipped with the
+ the OS-image for the device. This option supplies the missing info.
+ Enable this for x86 tablets with Silead or Chipone touchscreens.
config INTEL_IMR
bool "Intel Isolated Memory Region support"
IMRs make it possible to control read/write access to an address
by hardware agents inside the SoC. Read and write masks can be
defined for:
- - eSRAM flush
- - Dirty CPU snoop (write only)
- - RMU access
- - PCI Virtual Channel 0/Virtual Channel 1
- - SMM mode
- - Non SMM mode
-
- Quark contains a set of eight IMR registers and makes use of those
- registers during its bootup process.
-
- If you are running on a Galileo/Quark say Y here.
-
- config INTEL_PMC_CORE
- tristate "Intel PMC Core driver"
- depends on PCI
- ---help---
- The Intel Platform Controller Hub for Intel Core SoCs provides access
- to Power Management Controller registers via a PCI interface. This
- driver can utilize debugging capabilities and supported features as
- exposed by the Power Management Controller.
-
- Supported features:
- - SLP_S0_RESIDENCY counter
- - PCH IP Power Gating status
- - LTR Ignore
- - MPHY/PLL gating status (Sunrisepoint PCH only)
-
- config IBM_RTL
- tristate "Device driver to enable PRTL support"
- depends on PCI
- ---help---
- Enable support for IBM Premium Real Time Mode (PRTM).
- This module will allow you the enter and exit PRTM in the BIOS via
- sysfs on platforms that support this feature. System in PRTM will
- not receive CPU-generated SMIs for recoverable errors. Use of this
- feature without proper support may void your hardware warranty.
-
- If the proper BIOS support is found the driver will load and create
- /sys/devices/system/ibm_rtl/. The "state" variable will indicate
- whether or not the BIOS is in PRTM.
- state = 0 (BIOS SMIs on)
- state = 1 (BIOS SMIs off)
-
- config XO1_RFKILL
- tristate "OLPC XO-1 software RF kill switch"
- depends on OLPC || COMPILE_TEST
- depends on RFKILL
- ---help---
- Support for enabling/disabling the WLAN interface on the OLPC XO-1
- laptop.
-
- config XO15_EBOOK
- tristate "OLPC XO-1.5 ebook switch"
- depends on OLPC || COMPILE_TEST
- depends on ACPI && INPUT
- ---help---
- Support for the ebook switch on the OLPC XO-1.5 laptop.
-
- This switch is triggered as the screen is rotated and folded down to
- convert the device into ebook form.
-
- config SAMSUNG_LAPTOP
- tristate "Samsung Laptop driver"
- depends on RFKILL || RFKILL = n
- depends on ACPI_VIDEO || ACPI_VIDEO = n
- depends on BACKLIGHT_CLASS_DEVICE
- select LEDS_CLASS
- select NEW_LEDS
- ---help---
- This module implements a driver for a wide range of different
- Samsung laptops. It offers control over the different
- function keys, wireless LED, LCD backlight level.
-
- It may also provide some sysfs files described in
- <file:Documentation/ABI/testing/sysfs-driver-samsung-laptop>
-
- To compile this driver as a module, choose M here: the module
- will be called samsung-laptop.
-
- config MXM_WMI
- tristate "WMI support for MXM Laptop Graphics"
- depends on ACPI_WMI
- ---help---
- MXM is a standard for laptop graphics cards, the WMI interface
- is required for switchable nvidia graphics machines
-
- config INTEL_OAKTRAIL
- tristate "Intel Oaktrail Platform Extras"
- depends on ACPI
- depends on ACPI_VIDEO || ACPI_VIDEO = n
- depends on RFKILL && BACKLIGHT_CLASS_DEVICE && ACPI
- ---help---
- Intel Oaktrail platform need this driver to provide interfaces to
- enable/disable the Camera, WiFi, BT etc. devices. If in doubt, say Y
- here; it will only load on supported platforms.
+ - eSRAM flush
+ - Dirty CPU snoop (write only)
+ - RMU access
+ - PCI Virtual Channel 0/Virtual Channel 1
+ - SMM mode
+ - Non SMM mode
- config SAMSUNG_Q10
- tristate "Samsung Q10 Extras"
- depends on ACPI
- select BACKLIGHT_CLASS_DEVICE
- ---help---
- This driver provides support for backlight control on Samsung Q10
- and related laptops, including Dell Latitude X200.
+ Quark contains a set of eight IMR registers and makes use of those
+ registers during its bootup process.
- config APPLE_GMUX
- tristate "Apple Gmux Driver"
+ If you are running on a Galileo/Quark say Y here.
+
+ config INTEL_IPS
+ tristate "Intel Intelligent Power Sharing"
depends on ACPI && PCI
- depends on PNP
- depends on BACKLIGHT_CLASS_DEVICE
- depends on BACKLIGHT_APPLE=n || BACKLIGHT_APPLE
- depends on ACPI_VIDEO=n || ACPI_VIDEO
---help---
- This driver provides support for the gmux device found on many
- Apple laptops, which controls the display mux for the hybrid
- graphics as well as the backlight. Currently only backlight
- control is supported by the driver.
+ Intel Calpella platforms support dynamic power sharing between the
+ CPU and GPU, maximizing performance in a given TDP. This driver,
+ along with the CPU frequency and i915 drivers, provides that
+ functionality. If in doubt, say Y here; it will only load on
+ supported platforms.
config INTEL_RST
tristate "Intel Rapid Start Technology Driver"
depends on ACPI
---help---
- This driver provides support for modifying paramaters on systems
+ This driver provides support for modifying parameters on systems
equipped with Intel's Rapid Start Technology. When put in an ACPI
sleep state, these devices will wake after either a configured
timeout or when the system battery reaches a critical state,
This driver checks to determine whether the device has Intel Smart
Connect enabled, and if so disables it.
- config INTEL_PMC_IPC
- tristate "Intel PMC IPC Driver"
- depends on ACPI && PCI
- ---help---
- This driver provides support for PMC control on some Intel platforms.
- The PMC is an ARC processor which defines IPC commands for communication
- with other entities in the CPU.
-
- config INTEL_BXTWC_PMIC_TMU
- tristate "Intel BXT Whiskey Cove TMU Driver"
- depends on REGMAP
- depends on INTEL_SOC_PMIC_BXTWC && INTEL_PMC_IPC
- ---help---
- Select this driver to use Intel BXT Whiskey Cove PMIC TMU feature.
- This driver enables the alarm wakeup functionality in the TMU unit
- of Whiskey Cove PMIC.
-
- config SURFACE_PRO3_BUTTON
- tristate "Power/home/volume buttons driver for Microsoft Surface Pro 3/4 tablet"
- depends on ACPI && INPUT
- ---help---
- This driver handles the power/home/volume buttons on the Microsoft Surface Pro 3/4 tablet.
-
- config SURFACE_3_BUTTON
- tristate "Power/home/volume buttons driver for Microsoft Surface 3 tablet"
- depends on ACPI && KEYBOARD_GPIO && I2C
- ---help---
- This driver handles the power/home/volume buttons on the Microsoft Surface 3 tablet.
-
- config INTEL_PUNIT_IPC
- tristate "Intel P-Unit IPC Driver"
- ---help---
- This driver provides support for Intel P-Unit Mailbox IPC mechanism,
- which is used to bridge the communications between kernel and P-Unit.
-
- config INTEL_TELEMETRY
- tristate "Intel SoC Telemetry Driver"
- depends on INTEL_PMC_IPC && INTEL_PUNIT_IPC && X86_64
- ---help---
- This driver provides interfaces to configure and use
- telemetry for INTEL SoC from APL onwards. It is also
- used to get various SoC events and parameters
- directly via debugfs files. Various tools may use
- this interface for SoC state monitoring.
-
- config MLX_PLATFORM
- tristate "Mellanox Technologies platform support"
- depends on I2C && REGMAP
- ---help---
- This option enables system support for the Mellanox Technologies
- platform. The Mellanox systems provide data center networking
- solutions based on Virtual Protocol Interconnect (VPI) technology
- enable seamless connectivity to 56/100Gb/s InfiniBand or 10/40/56GbE
- connection.
-
- If you have a Mellanox system, say Y or M here.
+ source "drivers/platform/x86/intel_speed_select_if/Kconfig"
config INTEL_TURBO_MAX_3
bool "Intel Turbo Boost Max Technology 3.0 enumeration driver"
This driver is only required when the system is not using Hardware
P-States (HWP). In HWP mode, priority can be read from ACPI tables.
- config TOUCHSCREEN_DMI
- bool "DMI based touchscreen configuration info"
- depends on ACPI && DMI && I2C=y && TOUCHSCREEN_SILEAD
- select EFI_EMBEDDED_FIRMWARE if EFI
+ config INTEL_UNCORE_FREQ_CONTROL
+ tristate "Intel Uncore frequency control driver"
+ depends on X86_64
+ help
+ This driver allows control of uncore frequency limits on
+ supported server platforms.
+ Uncore frequency controls RING/LLC (last-level cache) clocks.
+
+ To compile this driver as a module, choose M here: the module
+ will be called intel-uncore-frequency.
+
+ config INTEL_BXTWC_PMIC_TMU
+ tristate "Intel BXT Whiskey Cove TMU Driver"
+ depends on REGMAP
+ depends on INTEL_SOC_PMIC_BXTWC && INTEL_PMC_IPC
---help---
- Certain ACPI based tablets with e.g. Silead or Chipone touchscreens
- do not have enough data in ACPI tables for the touchscreen driver to
- handle the touchscreen properly, as OEMs expect the data to be baked
- into the tablet model specific version of the driver shipped with the
- the OS-image for the device. This option supplies the missing info.
- Enable this for x86 tablets with Silead or Chipone touchscreens.
+ Select this driver to use Intel BXT Whiskey Cove PMIC TMU feature.
+ This driver enables the alarm wakeup functionality in the TMU unit
+ of Whiskey Cove PMIC.
config INTEL_CHTDC_TI_PWRBTN
tristate "Intel Cherry Trail Dollar Cove TI power button driver"
To compile this driver as a module, choose M here: the module
will be called intel_chtdc_ti_pwrbtn.
+ config INTEL_MFLD_THERMAL
+ tristate "Thermal driver for Intel Medfield platform"
+ depends on MFD_INTEL_MSIC && THERMAL
+ help
+ Say Y here to enable thermal driver support for the Intel Medfield
+ platform.
+
+ config INTEL_MID_POWER_BUTTON
+ tristate "power button driver for Intel MID platforms"
+ depends on INTEL_SCU_IPC && INPUT
+ help
+ This driver handles the power button on the Intel MID platforms.
+
+ If unsure, say N.
+
config INTEL_MRFLD_PWRBTN
tristate "Intel Merrifield Basin Cove power button driver"
depends on INTEL_SOC_PMIC_MRFLD
To compile this driver as a module, choose M here: the module
will be called intel_mrfld_pwrbtn.
- config I2C_MULTI_INSTANTIATE
- tristate "I2C multi instantiate pseudo device driver"
- depends on I2C && ACPI
- help
- Some ACPI-based systems list multiple i2c-devices in a single ACPI
- firmware-node. This driver will instantiate separate i2c-clients
- for each device in the firmware-node.
-
- To compile this driver as a module, choose M here: the module
- will be called i2c-multi-instantiate.
-
- config INTEL_ATOMISP2_PM
- tristate "Intel AtomISP2 dummy / power-management driver"
- depends on PCI && IOSF_MBI && PM
- help
- Power-management driver for Intel's Image Signal Processor found on
- Bay Trail and Cherry Trail devices. This dummy driver's sole purpose
- is to turn the ISP off (put it in D3) to save power and to allow
- entering of S0ix modes.
-
- To compile this driver as a module, choose M here: the module
- will be called intel_atomisp2_pm.
-
- config HUAWEI_WMI
- tristate "Huawei WMI laptop extras driver"
- depends on ACPI_BATTERY
- depends on ACPI_WMI
- depends on INPUT
- select INPUT_SPARSEKMAP
- select LEDS_CLASS
- select LEDS_TRIGGERS
- select LEDS_TRIGGER_AUDIO
- select NEW_LEDS
- help
- This driver provides support for Huawei WMI hotkeys, battery charge
- control, fn-lock, mic-mute LED, and other extra features.
-
- To compile this driver as a module, choose M here: the module
- will be called huawei-wmi.
-
- config PCENGINES_APU2
- tristate "PC Engines APUv2/3 front button and LEDs driver"
- depends on INPUT && INPUT_KEYBOARD && GPIOLIB
- depends on LEDS_CLASS
- select GPIO_AMD_FCH
- select KEYBOARD_GPIO_POLLED
- select LEDS_GPIO
- help
- This driver provides support for the front button and LEDs on
- PC Engines APUv2/APUv3 board.
+ config INTEL_PMC_CORE
+ tristate "Intel PMC Core driver"
+ depends on PCI
+ ---help---
+ The Intel Platform Controller Hub for Intel Core SoCs provides access
+ to Power Management Controller registers via a PCI interface. This
+ driver can utilize debugging capabilities and supported features as
+ exposed by the Power Management Controller.
- To compile this driver as a module, choose M here: the module
- will be called pcengines-apuv2.
+ Supported features:
+ - SLP_S0_RESIDENCY counter
+ - PCH IP Power Gating status
+ - LTR Ignore
+ - MPHY/PLL gating status (Sunrisepoint PCH only)
- config INTEL_UNCORE_FREQ_CONTROL
- tristate "Intel Uncore frequency control driver"
- depends on X86_64
- help
- This driver allows control of uncore frequency limits on
- supported server platforms.
- Uncore frequency controls RING/LLC (last-level cache) clocks.
+ config INTEL_PMC_IPC
+ tristate "Intel PMC IPC Driver"
+ depends on ACPI && PCI
+ ---help---
+ This driver provides support for PMC control on some Intel platforms.
+ The PMC is an ARC processor which defines IPC commands for communication
+ with other entities in the CPU.
- To compile this driver as a module, choose M here: the module
- will be called intel-uncore-frequency.
+ config INTEL_PUNIT_IPC
+ tristate "Intel P-Unit IPC Driver"
+ ---help---
+ This driver provides support for Intel P-Unit Mailbox IPC mechanism,
+ which is used to bridge the communications between kernel and P-Unit.
- source "drivers/platform/x86/intel_speed_select_if/Kconfig"
+ config INTEL_SCU_IPC
+ bool "Intel SCU IPC Support"
+ depends on X86_INTEL_MID
+ default y
+ ---help---
+ IPC is used to bridge the communications between kernel and SCU on
+ some embedded Intel x86 platforms. This is not needed for PC-type
+ machines.
- config SYSTEM76_ACPI
- tristate "System76 ACPI Driver"
- depends on ACPI
- select NEW_LEDS
- select LEDS_CLASS
- select LEDS_TRIGGERS
- help
- This is a driver for System76 laptops running open firmware. It adds
- support for Fn-Fx key combinations, keyboard backlight, and airplane mode
- LEDs.
+ config INTEL_SCU_IPC_UTIL
+ tristate "Intel SCU IPC utility driver"
+ depends on INTEL_SCU_IPC
+ ---help---
+ The IPC Util driver provides an interface with the SCU enabling
+ low level access for debug work and updating the firmware. Say
+ N unless you will be doing this on an Intel MID platform.
- If you have a System76 laptop running open firmware, say Y or M here.
+ config INTEL_TELEMETRY
+ tristate "Intel SoC Telemetry Driver"
+ depends on INTEL_PMC_IPC && INTEL_PUNIT_IPC && X86_64
+ ---help---
+ This driver provides interfaces to configure and use
+ telemetry for INTEL SoC from APL onwards. It is also
+ used to get various SoC events and parameters
+ directly via debugfs files. Various tools may use
+ this interface for SoC state monitoring.
endif # X86_PLATFORM_DEVICES
*/
struct uncore_data {
struct kobject kobj;
+ struct completion kobj_unregister;
u64 stored_uncore_data;
u32 initial_min_freq_khz;
u32 initial_max_freq_khz;
/* Storage for uncore data for all instances */
static struct uncore_data *uncore_instances;
/* Root of the all uncore sysfs kobjs */
- struct kobject uncore_root_kobj;
+ struct kobject *uncore_root_kobj;
/* Stores the CPU mask of the target CPUs to use during uncore read/write */
static cpumask_t uncore_cpu_mask;
/* CPU online callback register instance */
u64 cap;
int ret;
+ if (data->control_cpu < 0)
+ return -ENXIO;
+
ret = rdmsrl_on_cpu(data->control_cpu, MSR_UNCORE_RATIO_LIMIT, &cap);
if (ret)
return ret;
mutex_lock(&uncore_lock);
+ if (data->control_cpu < 0) {
+ ret = -ENXIO;
+ goto finish_write;
+ }
+
input /= UNCORE_FREQ_KHZ_MULTIPLIER;
if (!input || input > 0x7F) {
ret = -EINVAL;
NULL
};
+ static void uncore_sysfs_entry_release(struct kobject *kobj)
+ {
+ struct uncore_data *data = to_uncore_data(kobj);
+
+ complete(&data->kobj_unregister);
+ }
+
static struct kobj_type uncore_ktype = {
+ .release = uncore_sysfs_entry_release,
.sysfs_ops = &kobj_sysfs_ops,
.default_attrs = uncore_attrs,
};
- static struct kobj_type uncore_root_ktype = {
- .sysfs_ops = &kobj_sysfs_ops,
- };
-
/* Caller provides protection */
static struct uncore_data *uncore_get_instance(unsigned int cpu)
{
uncore_read_ratio(data, &data->initial_min_freq_khz,
&data->initial_max_freq_khz);
+ init_completion(&data->kobj_unregister);
+
ret = kobject_init_and_add(&data->kobj, &uncore_ktype,
- &uncore_root_kobj, str);
+ uncore_root_kobj, str);
if (!ret) {
data->control_cpu = cpu;
data->valid = true;
mutex_unlock(&uncore_lock);
}
- /* Last CPU in this die is offline, so remove sysfs entries */
+ /* Last CPU in this die is offline, make control cpu invalid */
static void uncore_remove_die_entry(int cpu)
{
struct uncore_data *data;
mutex_lock(&uncore_lock);
data = uncore_get_instance(cpu);
- if (data) {
- kobject_put(&data->kobj);
+ if (data)
data->control_cpu = -1;
- data->valid = false;
- }
mutex_unlock(&uncore_lock);
}
.notifier_call = uncore_pm_notify,
};
-#define ICPU(model) { X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY, }
-
static const struct x86_cpu_id intel_uncore_cpu_ids[] = {
- ICPU(INTEL_FAM6_BROADWELL_G),
- ICPU(INTEL_FAM6_BROADWELL_X),
- ICPU(INTEL_FAM6_BROADWELL_D),
- ICPU(INTEL_FAM6_SKYLAKE_X),
- ICPU(INTEL_FAM6_ICELAKE_X),
- ICPU(INTEL_FAM6_ICELAKE_D),
+ X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_G, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_X, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_D, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_X, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, NULL),
+ X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, NULL),
{}
};
if (!uncore_instances)
return -ENOMEM;
- ret = kobject_init_and_add(&uncore_root_kobj, &uncore_root_ktype,
- &cpu_subsys.dev_root->kobj,
- "intel_uncore_frequency");
- if (ret)
+ uncore_root_kobj = kobject_create_and_add("intel_uncore_frequency",
+ &cpu_subsys.dev_root->kobj);
+ if (!uncore_root_kobj) {
+ ret = -ENOMEM;
goto err_free;
+ }
ret = cpuhp_setup_state(CPUHP_AP_ONLINE_DYN,
"platform/x86/uncore-freq:online",
err_rem_state:
cpuhp_remove_state(uncore_hp_state);
err_rem_kobj:
- kobject_put(&uncore_root_kobj);
+ kobject_put(uncore_root_kobj);
err_free:
kfree(uncore_instances);
unregister_pm_notifier(&uncore_pm_nb);
cpuhp_remove_state(uncore_hp_state);
for (i = 0; i < uncore_max_entries; ++i) {
- if (uncore_instances[i].valid)
+ if (uncore_instances[i].valid) {
kobject_put(&uncore_instances[i].kobj);
+ wait_for_completion(&uncore_instances[i].kobj_unregister);
+ }
}
- kobject_put(&uncore_root_kobj);
+ kobject_put(uncore_root_kobj);
kfree(uncore_instances);
}
module_exit(intel_uncore_exit)
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/platform_device.h>
+ #include <linux/slab.h>
#include <linux/suspend.h>
#include <linux/uaccess.h>
{"Fuse", BIT(6)},
/*
* Reserved for Cannon Lake but valid for Ice Lake, Comet Lake,
- * Tiger Lake and Elkhart Lake.
+ * Tiger Lake, Elkhart Lake and Jasper Lake.
*/
{"SBR8", BIT(7)},
{"HDA_PGD6", BIT(4)},
/*
* Reserved for Cannon Lake but valid for Ice Lake, Comet Lake,
- * Tiger Lake and ELkhart Lake.
+ * Tiger Lake, ELkhart Lake and Jasper Lake.
*/
{"PSF6", BIT(5)},
{"PSF7", BIT(6)},
};
static const struct pmc_bit_map tgl_pfear_map[] = {
- /* Tiger Lake and Elkhart Lake generation onwards only */
+ /* Tiger Lake, Elkhart Lake and Jasper Lake generation onwards only */
{"PSF9", BIT(0)},
{"RES_66", BIT(1)},
{"RES_67", BIT(2)},
.ltr_ignore_max = ICL_NUM_IP_IGN_ALLOWED,
};
+ static const struct pmc_bit_map tgl_lpm0_map[] = {
+ {"USB2PLL_OFF_STS", BIT(18)},
+ {"PCIe/USB3.1_Gen2PLL_OFF_STS", BIT(19)},
+ {"PCIe_Gen3PLL_OFF_STS", BIT(20)},
+ {"OPIOPLL_OFF_STS", BIT(21)},
+ {"OCPLL_OFF_STS", BIT(22)},
+ {"AudioPLL_OFF_STS", BIT(23)},
+ {"MIPIPLL_OFF_STS", BIT(24)},
+ {"Fast_XTAL_Osc_OFF_STS", BIT(25)},
+ {"AC_Ring_Osc_OFF_STS", BIT(26)},
+ {"MC_Ring_Osc_OFF_STS", BIT(27)},
+ {"SATAPLL_OFF_STS", BIT(29)},
+ {"XTAL_USB2PLL_OFF_STS", BIT(31)},
+ {}
+ };
+
+ static const struct pmc_bit_map tgl_lpm1_map[] = {
+ {"SPI_PG_STS", BIT(2)},
+ {"xHCI_PG_STS", BIT(3)},
+ {"PCIe_Ctrller_A_PG_STS", BIT(4)},
+ {"PCIe_Ctrller_B_PG_STS", BIT(5)},
+ {"PCIe_Ctrller_C_PG_STS", BIT(6)},
+ {"GBE_PG_STS", BIT(7)},
+ {"SATA_PG_STS", BIT(8)},
+ {"HDA0_PG_STS", BIT(9)},
+ {"HDA1_PG_STS", BIT(10)},
+ {"HDA2_PG_STS", BIT(11)},
+ {"HDA3_PG_STS", BIT(12)},
+ {"PCIe_Ctrller_D_PG_STS", BIT(13)},
+ {"ISIO_PG_STS", BIT(14)},
+ {"SMB_PG_STS", BIT(16)},
+ {"ISH_PG_STS", BIT(17)},
+ {"ITH_PG_STS", BIT(19)},
+ {"SDX_PG_STS", BIT(20)},
+ {"xDCI_PG_STS", BIT(25)},
+ {"DCI_PG_STS", BIT(26)},
+ {"CSME0_PG_STS", BIT(27)},
+ {"CSME_KVM_PG_STS", BIT(28)},
+ {"CSME1_PG_STS", BIT(29)},
+ {"CSME_CLINK_PG_STS", BIT(30)},
+ {"CSME2_PG_STS", BIT(31)},
+ {}
+ };
+
+ static const struct pmc_bit_map tgl_lpm2_map[] = {
+ {"ADSP_D3_STS", BIT(0)},
+ {"SATA_D3_STS", BIT(1)},
+ {"xHCI0_D3_STS", BIT(2)},
+ {"xDCI1_D3_STS", BIT(5)},
+ {"SDX_D3_STS", BIT(6)},
+ {"EMMC_D3_STS", BIT(7)},
+ {"IS_D3_STS", BIT(8)},
+ {"THC0_D3_STS", BIT(9)},
+ {"THC1_D3_STS", BIT(10)},
+ {"GBE_D3_STS", BIT(11)},
+ {"GBE_TSN_D3_STS", BIT(12)},
+ {}
+ };
+
+ static const struct pmc_bit_map tgl_lpm3_map[] = {
+ {"GPIO_COM0_VNN_REQ_STS", BIT(1)},
+ {"GPIO_COM1_VNN_REQ_STS", BIT(2)},
+ {"GPIO_COM2_VNN_REQ_STS", BIT(3)},
+ {"GPIO_COM3_VNN_REQ_STS", BIT(4)},
+ {"GPIO_COM4_VNN_REQ_STS", BIT(5)},
+ {"GPIO_COM5_VNN_REQ_STS", BIT(6)},
+ {"Audio_VNN_REQ_STS", BIT(7)},
+ {"ISH_VNN_REQ_STS", BIT(8)},
+ {"CNVI_VNN_REQ_STS", BIT(9)},
+ {"eSPI_VNN_REQ_STS", BIT(10)},
+ {"Display_VNN_REQ_STS", BIT(11)},
+ {"DTS_VNN_REQ_STS", BIT(12)},
+ {"SMBUS_VNN_REQ_STS", BIT(14)},
+ {"CSME_VNN_REQ_STS", BIT(15)},
+ {"SMLINK0_VNN_REQ_STS", BIT(16)},
+ {"SMLINK1_VNN_REQ_STS", BIT(17)},
+ {"CLINK_VNN_REQ_STS", BIT(20)},
+ {"DCI_VNN_REQ_STS", BIT(21)},
+ {"ITH_VNN_REQ_STS", BIT(22)},
+ {"CSME_VNN_REQ_STS", BIT(24)},
+ {"GBE_VNN_REQ_STS", BIT(25)},
+ {}
+ };
+
+ static const struct pmc_bit_map tgl_lpm4_map[] = {
+ {"CPU_C10_REQ_STS_0", BIT(0)},
+ {"PCIe_LPM_En_REQ_STS_3", BIT(3)},
+ {"ITH_REQ_STS_5", BIT(5)},
+ {"CNVI_REQ_STS_6", BIT(6)},
+ {"ISH_REQ_STS_7", BIT(7)},
+ {"USB2_SUS_PG_Sys_REQ_STS_10", BIT(10)},
+ {"PCIe_Clk_REQ_STS_12", BIT(12)},
+ {"MPHY_Core_DL_REQ_STS_16", BIT(16)},
+ {"Break-even_En_REQ_STS_17", BIT(17)},
+ {"Auto-demo_En_REQ_STS_18", BIT(18)},
+ {"MPHY_SUS_REQ_STS_22", BIT(22)},
+ {"xDCI_attached_REQ_STS_24", BIT(24)},
+ {}
+ };
+
+ static const struct pmc_bit_map tgl_lpm5_map[] = {
+ {"LSX_Wake0_En_STS", BIT(0)},
+ {"LSX_Wake0_Pol_STS", BIT(1)},
+ {"LSX_Wake1_En_STS", BIT(2)},
+ {"LSX_Wake1_Pol_STS", BIT(3)},
+ {"LSX_Wake2_En_STS", BIT(4)},
+ {"LSX_Wake2_Pol_STS", BIT(5)},
+ {"LSX_Wake3_En_STS", BIT(6)},
+ {"LSX_Wake3_Pol_STS", BIT(7)},
+ {"LSX_Wake4_En_STS", BIT(8)},
+ {"LSX_Wake4_Pol_STS", BIT(9)},
+ {"LSX_Wake5_En_STS", BIT(10)},
+ {"LSX_Wake5_Pol_STS", BIT(11)},
+ {"LSX_Wake6_En_STS", BIT(12)},
+ {"LSX_Wake6_Pol_STS", BIT(13)},
+ {"LSX_Wake7_En_STS", BIT(14)},
+ {"LSX_Wake7_Pol_STS", BIT(15)},
+ {"Intel_Se_IO_Wake0_En_STS", BIT(16)},
+ {"Intel_Se_IO_Wake0_Pol_STS", BIT(17)},
+ {"Intel_Se_IO_Wake1_En_STS", BIT(18)},
+ {"Intel_Se_IO_Wake1_Pol_STS", BIT(19)},
+ {"Int_Timer_SS_Wake0_En_STS", BIT(20)},
+ {"Int_Timer_SS_Wake0_Pol_STS", BIT(21)},
+ {"Int_Timer_SS_Wake1_En_STS", BIT(22)},
+ {"Int_Timer_SS_Wake1_Pol_STS", BIT(23)},
+ {"Int_Timer_SS_Wake2_En_STS", BIT(24)},
+ {"Int_Timer_SS_Wake2_Pol_STS", BIT(25)},
+ {"Int_Timer_SS_Wake3_En_STS", BIT(26)},
+ {"Int_Timer_SS_Wake3_Pol_STS", BIT(27)},
+ {"Int_Timer_SS_Wake4_En_STS", BIT(28)},
+ {"Int_Timer_SS_Wake4_Pol_STS", BIT(29)},
+ {"Int_Timer_SS_Wake5_En_STS", BIT(30)},
+ {"Int_Timer_SS_Wake5_Pol_STS", BIT(31)},
+ {}
+ };
+
+ static const struct pmc_bit_map *tgl_lpm_maps[] = {
+ tgl_lpm0_map,
+ tgl_lpm1_map,
+ tgl_lpm2_map,
+ tgl_lpm3_map,
+ tgl_lpm4_map,
+ tgl_lpm5_map,
+ NULL
+ };
+
static const struct pmc_reg_map tgl_reg_map = {
.pfear_sts = ext_tgl_pfear_map,
.slp_s0_offset = CNP_PMC_SLP_S0_RES_COUNTER_OFFSET,
- .slps0_dbg_maps = cnp_slps0_dbg_maps,
.ltr_show_sts = cnp_ltr_show_map,
.msr_sts = msr_map,
- .slps0_dbg_offset = CNP_PMC_SLPS0_DBG_OFFSET,
.ltr_ignore_offset = CNP_PMC_LTR_IGNORE_OFFSET,
.regmap_length = CNP_PMC_MMIO_REG_LEN,
.ppfear0_offset = CNP_PMC_HOST_PPFEAR0A,
.pm_cfg_offset = CNP_PMC_PM_CFG_OFFSET,
.pm_read_disable_bit = CNP_PMC_READ_DISABLE_BIT,
.ltr_ignore_max = TGL_NUM_IP_IGN_ALLOWED,
+ .lpm_modes = tgl_lpm_modes,
+ .lpm_en_offset = TGL_LPM_EN_OFFSET,
+ .lpm_residency_offset = TGL_LPM_RESIDENCY_OFFSET,
+ .lpm_sts = tgl_lpm_maps,
+ .lpm_status_offset = TGL_LPM_STATUS_OFFSET,
+ .lpm_live_status_offset = TGL_LPM_LIVE_STATUS_OFFSET,
};
static inline u32 pmc_core_reg_read(struct pmc_dev *pmcdev, int reg_offset)
return value & BIT(pmcdev->map->pm_read_disable_bit);
}
+ static void pmc_core_slps0_display(struct pmc_dev *pmcdev, struct device *dev,
+ struct seq_file *s)
+ {
+ const struct pmc_bit_map **maps = pmcdev->map->slps0_dbg_maps;
+ const struct pmc_bit_map *map;
+ int offset = pmcdev->map->slps0_dbg_offset;
+ u32 data;
+
+ while (*maps) {
+ map = *maps;
+ data = pmc_core_reg_read(pmcdev, offset);
+ offset += 4;
+ while (map->name) {
+ if (dev)
+ dev_dbg(dev, "SLP_S0_DBG: %-32s\tState: %s\n",
+ map->name,
+ data & map->bit_mask ? "Yes" : "No");
+ if (s)
+ seq_printf(s, "SLP_S0_DBG: %-32s\tState: %s\n",
+ map->name,
+ data & map->bit_mask ? "Yes" : "No");
+ ++map;
+ }
+ ++maps;
+ }
+ }
+
+ static int pmc_core_lpm_get_arr_size(const struct pmc_bit_map **maps)
+ {
+ int idx;
+
+ for (idx = 0; maps[idx]; idx++)
+ ;/* Nothing */
+
+ return idx;
+ }
+
+ static void pmc_core_lpm_display(struct pmc_dev *pmcdev, struct device *dev,
+ struct seq_file *s, u32 offset,
+ const char *str,
+ const struct pmc_bit_map **maps)
+ {
+ int index, idx, len = 32, bit_mask, arr_size;
+ u32 *lpm_regs;
+
+ arr_size = pmc_core_lpm_get_arr_size(maps);
+ lpm_regs = kmalloc_array(arr_size, sizeof(*lpm_regs), GFP_KERNEL);
+ if (!lpm_regs)
+ return;
+
+ for (index = 0; index < arr_size; index++) {
+ lpm_regs[index] = pmc_core_reg_read(pmcdev, offset);
+ offset += 4;
+ }
+
+ for (idx = 0; idx < arr_size; idx++) {
+ if (dev)
+ dev_dbg(dev, "\nLPM_%s_%d:\t0x%x\n", str, idx,
+ lpm_regs[idx]);
+ if (s)
+ seq_printf(s, "\nLPM_%s_%d:\t0x%x\n", str, idx,
+ lpm_regs[idx]);
+ for (index = 0; maps[idx][index].name && index < len; index++) {
+ bit_mask = maps[idx][index].bit_mask;
+ if (dev)
+ dev_dbg(dev, "%-30s %-30d\n",
+ maps[idx][index].name,
+ lpm_regs[idx] & bit_mask ? 1 : 0);
+ if (s)
+ seq_printf(s, "%-30s %-30d\n",
+ maps[idx][index].name,
+ lpm_regs[idx] & bit_mask ? 1 : 0);
+ }
+ }
+
+ kfree(lpm_regs);
+ }
+
#if IS_ENABLED(CONFIG_DEBUG_FS)
static bool slps0_dbg_latch;
static int pmc_core_slps0_dbg_show(struct seq_file *s, void *unused)
{
struct pmc_dev *pmcdev = s->private;
- const struct pmc_bit_map **maps = pmcdev->map->slps0_dbg_maps;
- const struct pmc_bit_map *map;
- int offset;
- u32 data;
pmc_core_slps0_dbg_latch(pmcdev, false);
- offset = pmcdev->map->slps0_dbg_offset;
- while (*maps) {
- map = *maps;
- data = pmc_core_reg_read(pmcdev, offset);
- offset += 4;
- while (map->name) {
- seq_printf(s, "SLP_S0_DBG: %-32s\tState: %s\n",
- map->name,
- data & map->bit_mask ?
- "Yes" : "No");
- ++map;
- }
- ++maps;
- }
+ pmc_core_slps0_display(pmcdev, NULL, s);
pmc_core_slps0_dbg_latch(pmcdev, true);
+
return 0;
}
DEFINE_SHOW_ATTRIBUTE(pmc_core_slps0_dbg);
}
DEFINE_SHOW_ATTRIBUTE(pmc_core_ltr);
+ static int pmc_core_substate_res_show(struct seq_file *s, void *unused)
+ {
+ struct pmc_dev *pmcdev = s->private;
+ const char **lpm_modes = pmcdev->map->lpm_modes;
+ u32 offset = pmcdev->map->lpm_residency_offset;
+ u32 lpm_en;
+ int index;
+
+ lpm_en = pmc_core_reg_read(pmcdev, pmcdev->map->lpm_en_offset);
+ seq_printf(s, "status substate residency\n");
+ for (index = 0; lpm_modes[index]; index++) {
+ seq_printf(s, "%7s %7s %-15u\n",
+ BIT(index) & lpm_en ? "Enabled" : " ",
+ lpm_modes[index], pmc_core_reg_read(pmcdev, offset));
+ offset += 4;
+ }
+
+ return 0;
+ }
+ DEFINE_SHOW_ATTRIBUTE(pmc_core_substate_res);
+
+ static int pmc_core_substate_sts_regs_show(struct seq_file *s, void *unused)
+ {
+ struct pmc_dev *pmcdev = s->private;
+ const struct pmc_bit_map **maps = pmcdev->map->lpm_sts;
+ u32 offset = pmcdev->map->lpm_status_offset;
+
+ pmc_core_lpm_display(pmcdev, NULL, s, offset, "STATUS", maps);
+
+ return 0;
+ }
+ DEFINE_SHOW_ATTRIBUTE(pmc_core_substate_sts_regs);
+
+ static int pmc_core_substate_l_sts_regs_show(struct seq_file *s, void *unused)
+ {
+ struct pmc_dev *pmcdev = s->private;
+ const struct pmc_bit_map **maps = pmcdev->map->lpm_sts;
+ u32 offset = pmcdev->map->lpm_live_status_offset;
+
+ pmc_core_lpm_display(pmcdev, NULL, s, offset, "LIVE_STATUS", maps);
+
+ return 0;
+ }
+ DEFINE_SHOW_ATTRIBUTE(pmc_core_substate_l_sts_regs);
+
static int pmc_core_pkgc_show(struct seq_file *s, void *unused)
{
struct pmc_dev *pmcdev = s->private;
debugfs_create_bool("slp_s0_dbg_latch", 0644,
dir, &slps0_dbg_latch);
}
+
+ if (pmcdev->map->lpm_en_offset) {
+ debugfs_create_file("substate_residencies", 0444,
+ pmcdev->dbgfs_dir, pmcdev,
+ &pmc_core_substate_res_fops);
+ }
+
+ if (pmcdev->map->lpm_status_offset) {
+ debugfs_create_file("substate_status_registers", 0444,
+ pmcdev->dbgfs_dir, pmcdev,
+ &pmc_core_substate_sts_regs_fops);
+ debugfs_create_file("substate_live_status_registers", 0444,
+ pmcdev->dbgfs_dir, pmcdev,
+ &pmc_core_substate_l_sts_regs_fops);
+ }
}
#else
static inline void pmc_core_dbgfs_register(struct pmc_dev *pmcdev)
#endif /* CONFIG_DEBUG_FS */
static const struct x86_cpu_id intel_pmc_core_ids[] = {
- INTEL_CPU_FAM6(SKYLAKE_L, spt_reg_map),
- INTEL_CPU_FAM6(SKYLAKE, spt_reg_map),
- INTEL_CPU_FAM6(KABYLAKE_L, spt_reg_map),
- INTEL_CPU_FAM6(KABYLAKE, spt_reg_map),
- INTEL_CPU_FAM6(CANNONLAKE_L, cnp_reg_map),
- INTEL_CPU_FAM6(ICELAKE_L, icl_reg_map),
- INTEL_CPU_FAM6(ICELAKE_NNPI, icl_reg_map),
- INTEL_CPU_FAM6(COMETLAKE, cnp_reg_map),
- INTEL_CPU_FAM6(COMETLAKE_L, cnp_reg_map),
- INTEL_CPU_FAM6(TIGERLAKE_L, tgl_reg_map),
- INTEL_CPU_FAM6(TIGERLAKE, tgl_reg_map),
- INTEL_CPU_FAM6(ATOM_TREMONT, tgl_reg_map),
- INTEL_CPU_FAM6(ATOM_TREMONT_L, tgl_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_L, &spt_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE, &spt_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(KABYLAKE_L, &spt_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(KABYLAKE, &spt_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(CANNONLAKE_L, &cnp_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_L, &icl_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_NNPI, &icl_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE, &cnp_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(COMETLAKE_L, &cnp_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE_L, &tgl_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(TIGERLAKE, &tgl_reg_map),
+ X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT, &tgl_reg_map),
++ X86_MATCH_INTEL_FAM6_MODEL(ATOM_TREMONT_L, &tgl_reg_map),
{}
};
static int pmc_core_resume(struct device *dev)
{
struct pmc_dev *pmcdev = dev_get_drvdata(dev);
- const struct pmc_bit_map **maps = pmcdev->map->slps0_dbg_maps;
- int offset = pmcdev->map->slps0_dbg_offset;
- const struct pmc_bit_map *map;
- u32 data;
+ const struct pmc_bit_map **maps = pmcdev->map->lpm_sts;
+ int offset = pmcdev->map->lpm_status_offset;
if (!pmcdev->check_counters)
return 0;
/* The real interesting case - S0ix failed - lets ask PMC why. */
dev_warn(dev, "CPU did not enter SLP_S0!!! (S0ix cnt=%llu)\n",
pmcdev->s0ix_counter);
- while (*maps) {
- map = *maps;
- data = pmc_core_reg_read(pmcdev, offset);
- offset += 4;
- while (map->name) {
- dev_dbg(dev, "SLP_S0_DBG: %-32s\tState: %s\n",
- map->name,
- data & map->bit_mask ? "Yes" : "No");
- map++;
- }
- maps++;
- }
+ if (pmcdev->map->slps0_dbg_maps)
+ pmc_core_slps0_display(pmcdev, dev, NULL);
+ if (pmcdev->map->lpm_sts)
+ pmc_core_lpm_display(pmcdev, dev, NULL, offset, "STATUS", maps);
+
return 0;
}
projects / linux.git / commitdiff