MAINTAINERS

S:	Supported
W:	http://www.chelsio.com
F:	drivers/net/ethernet/chelsio/cxgb3/

CXGB3 ISCSI DRIVER (CXGB3I)
M:	Varun Prakash <varun@chelsio.com>
L:	linux-scsi@vger.kernel.org
S:	Supported
W:	http://www.chelsio.com
F:	drivers/scsi/cxgbi/cxgb3i

CXGB4 CRYPTO DRIVER (chcr)
M:	Ayush Sawal <ayush.sawal@chelsio.com>
L:	linux-crypto@vger.kernel.org
S:	Supported
W:	http://www.chelsio.com
F:	drivers/crypto/chelsio

CXGB4 ETHERNET DRIVER (CXGB4)
M:	Potnuri Bharat Teja <bharat@chelsio.com>
L:	netdev@vger.kernel.org
S:	Supported
W:	http://www.chelsio.com
F:	drivers/net/ethernet/chelsio/cxgb4/

CXGB4 INLINE CRYPTO DRIVER
M:	Ayush Sawal <ayush.sawal@chelsio.com>
L:	netdev@vger.kernel.org
S:	Supported
W:	http://www.chelsio.com
F:	drivers/net/ethernet/chelsio/inline_crypto/

CXGB4 ISCSI DRIVER (CXGB4I)
M:	Varun Prakash <varun@chelsio.com>
L:	linux-scsi@vger.kernel.org
S:	Supported
W:	http://www.chelsio.com
F:	drivers/scsi/cxgbi/cxgb4i

CXGB4 IWARP RNIC DRIVER (IW_CXGB4)
M:	Potnuri Bharat Teja <bharat@chelsio.com>
L:	linux-rdma@vger.kernel.org
S:	Supported
W:	http://www.openfabrics.org
F:	drivers/infiniband/hw/cxgb4/
F:	include/uapi/rdma/cxgb4-abi.h

CXGB4VF ETHERNET DRIVER (CXGB4VF)
M:	Potnuri Bharat Teja <bharat@chelsio.com>
L:	netdev@vger.kernel.org
S:	Supported
W:	http://www.chelsio.com
F:	drivers/net/ethernet/chelsio/cxgb4vf/

CXL (IBM Coherent Accelerator Processor Interface CAPI) DRIVER
M:	Frederic Barrat <fbarrat@linux.ibm.com>
M:	Andrew Donnellan <ajd@linux.ibm.com>
L:	linuxppc-dev@lists.ozlabs.org
S:	Supported
F:	Documentation/ABI/testing/sysfs-class-cxl
F:	Documentation/arch/powerpc/cxl.rst
F:	arch/powerpc/platforms/powernv/pci-cxl.c
F:	drivers/misc/cxl/
F:	include/misc/cxl*
F:	include/uapi/misc/cxl.h

CXLFLASH (IBM Coherent Accelerator Processor Interface CAPI Flash) SCSI DRIVER
M:	Manoj N. Kumar <manoj@linux.ibm.com>
M:	Uma Krishnan <ukrishn@linux.ibm.com>
L:	linux-scsi@vger.kernel.org
S:	Obsolete
F:	Documentation/arch/powerpc/cxlflash.rst
F:	drivers/scsi/cxlflash/
F:	include/uapi/scsi/cxlflash_ioctl.h

CYBERPRO FB DRIVER
M:	Russell King <linux@armlinux.org.uk>
L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S:	Maintained
W:	http://www.armlinux.org.uk/
F:	drivers/video/fbdev/cyber2000fb.*

CYCLADES PC300 DRIVER
S:	Orphan
F:	drivers/net/wan/pc300*

CYPRESS CY8C95X0 PINCTRL DRIVER
M:	Patrick Rudolph <patrick.rudolph@9elements.com>
L:	linux-gpio@vger.kernel.org
S:	Maintained
F:	drivers/pinctrl/pinctrl-cy8c95x0.c

CYPRESS CY8CTMA140 TOUCHSCREEN DRIVER
M:	Linus Walleij <linus.walleij@linaro.org>
L:	linux-input@vger.kernel.org
S:	Maintained
F:	drivers/input/touchscreen/cy8ctma140.c

CYPRESS STREETFIGHTER TOUCHKEYS DRIVER
M:	Yassine Oudjana <y.oudjana@protonmail.com>
L:	linux-input@vger.kernel.org
S:	Maintained
F:	Documentation/devicetree/bindings/input/cypress-sf.yaml
F:	drivers/input/keyboard/cypress-sf.c

CYPRESS_FIRMWARE MEDIA DRIVER
L:	linux-media@vger.kernel.org
S:	Orphan
W:	https://linuxtv.org
Q:	http://patchwork.linuxtv.org/project/linux-media/list/
F:	drivers/media/common/cypress_firmware*

CYTTSP TOUCHSCREEN DRIVER
M:	Linus Walleij <linus.walleij@linaro.org>
L:	linux-input@vger.kernel.org
S:	Maintained
F:	drivers/input/touchscreen/cyttsp*

D-LINK DIR-685 TOUCHKEYS DRIVER
M:	Linus Walleij <linus.walleij@linaro.org>
L:	linux-input@vger.kernel.org
S:	Supported
F:	drivers/input/keyboard/dlink-dir685-touchkeys.c

DALLAS/MAXIM DS1685-FAMILY REAL TIME CLOCK
M:	Joshua Kinard <kumba@gentoo.org>
S:	Maintained
F:	drivers/rtc/rtc-ds1685.c
F:	include/linux/rtc/ds1685.h

DAMA SLAVE for AX.25
M:	Joerg Reuter <jreuter@yaina.de>
L:	linux-hams@vger.kernel.org
S:	Maintained
W:	http://yaina.de/jreuter/
W:	http://www.qsl.net/dl1bke/
F:	net/ax25/af_ax25.c
F:	net/ax25/ax25_dev.c
F:	net/ax25/ax25_ds_*
F:	net/ax25/ax25_in.c
F:	net/ax25/ax25_out.c
F:	net/ax25/ax25_timer.c
F:	net/ax25/sysctl_net_ax25.c

DATA ACCESS MONITOR
M:	SeongJae Park <sj@kernel.org>
L:	damon@lists.linux.dev
L:	linux-mm@kvack.org
S:	Maintained
W:	https://damonitor.github.io
P:	Documentation/mm/damon/maintainer-profile.rst
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
T:	quilt git://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/sj/linux.git damon/next
F:	Documentation/ABI/testing/sysfs-kernel-mm-damon
F:	Documentation/admin-guide/mm/damon/
F:	Documentation/mm/damon/
F:	include/linux/damon.h
F:	include/trace/events/damon.h
F:	mm/damon/
F:	tools/testing/selftests/damon/

DAVICOM FAST ETHERNET (DMFE) NETWORK DRIVER
L:	netdev@vger.kernel.org
S:	Orphan
F:	Documentation/networking/device_drivers/ethernet/dec/dmfe.rst
F:	drivers/net/ethernet/dec/tulip/dmfe.c

DC390/AM53C974 SCSI driver
M:	Hannes Reinecke <hare@suse.com>
L:	linux-scsi@vger.kernel.org
S:	Maintained
F:	drivers/scsi/am53c974.c

DC395x SCSI driver
M:	Oliver Neukum <oliver@neukum.org>
M:	Ali Akcaagac <aliakc@web.de>
M:	Jamie Lenehan <lenehan@twibble.org>
S:	Maintained
F:	Documentation/scsi/dc395x.rst
F:	drivers/scsi/dc395x.*

DCCP PROTOCOL
L:	dccp@vger.kernel.org
S:	Orphan
W:	http://www.linuxfoundation.org/collaborate/workgroups/networking/dccp
F:	include/linux/dccp.h
F:	include/linux/tfrc.h
F:	include/uapi/linux/dccp.h
F:	net/dccp/

DEBUGOBJECTS:
M:	Thomas Gleixner <tglx@linutronix.de>
L:	linux-kernel@vger.kernel.org
S:	Maintained
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core/debugobjects
F:	include/linux/debugobjects.h
F:	lib/debugobjects.c

DECSTATION PLATFORM SUPPORT
M:	"Maciej W. Rozycki" <macro@orcam.me.uk>
L:	linux-mips@vger.kernel.org
S:	Maintained
W:	http://www.linux-mips.org/wiki/DECstation
F:	arch/mips/dec/
F:	arch/mips/include/asm/dec/
F:	arch/mips/include/asm/mach-dec/

DEFXX FDDI NETWORK DRIVER
M:	"Maciej W. Rozycki" <macro@orcam.me.uk>
S:	Maintained
F:	drivers/net/fddi/defxx.*

DEFZA FDDI NETWORK DRIVER
M:	"Maciej W. Rozycki" <macro@orcam.me.uk>
S:	Maintained
F:	drivers/net/fddi/defza.*

DEINTERLACE DRIVERS FOR ALLWINNER H3
M:	Jernej Skrabec <jernej.skrabec@gmail.com>
L:	linux-media@vger.kernel.org
S:	Maintained
T:	git git://linuxtv.org/media_tree.git
F:	Documentation/devicetree/bindings/media/allwinner,sun8i-h3-deinterlace.yaml
F:	drivers/media/platform/sunxi/sun8i-di/

DELL LAPTOP DRIVER
M:	Matthew Garrett <mjg59@srcf.ucam.org>
M:	Pali Rohár <pali@kernel.org>
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell-laptop.c

DELL LAPTOP FREEFALL DRIVER
M:	Pali Rohár <pali@kernel.org>
S:	Maintained
F:	drivers/platform/x86/dell/dell-smo8800.c

DELL LAPTOP RBTN DRIVER
M:	Pali Rohár <pali@kernel.org>
S:	Maintained
F:	drivers/platform/x86/dell/dell-rbtn.*

DELL LAPTOP SMM DRIVER
M:	Pali Rohár <pali@kernel.org>
S:	Maintained
F:	Documentation/ABI/obsolete/procfs-i8k
F:	drivers/hwmon/dell-smm-hwmon.c
F:	include/uapi/linux/i8k.h

DELL PC DRIVER
M:	Lyndon Sanche <lsanche@lyndeno.ca>
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell-pc.c

DELL REMOTE BIOS UPDATE DRIVER
M:	Stuart Hayes <stuart.w.hayes@gmail.com>
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell_rbu.c

DELL SMBIOS DRIVER
M:	Pali Rohár <pali@kernel.org>
L:	Dell.Client.Kernel@dell.com
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell-smbios.*

DELL SMBIOS SMM DRIVER
L:	Dell.Client.Kernel@dell.com
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell-smbios-smm.c

DELL SMBIOS WMI DRIVER
L:	Dell.Client.Kernel@dell.com
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell-smbios-wmi.c
F:	tools/wmi/dell-smbios-example.c

DELL SYSTEMS MANAGEMENT BASE DRIVER (dcdbas)
M:	Stuart Hayes <stuart.w.hayes@gmail.com>
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	Documentation/userspace-api/dcdbas.rst
F:	drivers/platform/x86/dell/dcdbas.*

DELL WMI DDV DRIVER
M:	Armin Wolf <W_Armin@gmx.de>
S:	Maintained
F:	Documentation/ABI/testing/debugfs-dell-wmi-ddv
F:	Documentation/ABI/testing/sysfs-platform-dell-wmi-ddv
F:	Documentation/wmi/devices/dell-wmi-ddv.rst
F:	drivers/platform/x86/dell/dell-wmi-ddv.c

DELL WMI DESCRIPTOR DRIVER
L:	Dell.Client.Kernel@dell.com
S:	Maintained
F:	drivers/platform/x86/dell/dell-wmi-descriptor.c

DELL WMI HARDWARE PRIVACY SUPPORT
L:	Dell.Client.Kernel@dell.com
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	drivers/platform/x86/dell/dell-wmi-privacy.c

DELL WMI NOTIFICATIONS DRIVER
M:	Matthew Garrett <mjg59@srcf.ucam.org>
M:	Pali Rohár <pali@kernel.org>
S:	Maintained
F:	drivers/platform/x86/dell/dell-wmi-base.c

DELL WMI SYSMAN DRIVER
M:	Prasanth Ksr <prasanth.ksr@dell.com>
L:	Dell.Client.Kernel@dell.com
L:	platform-driver-x86@vger.kernel.org
S:	Maintained
F:	Documentation/ABI/testing/sysfs-class-firmware-attributes
F:	drivers/platform/x86/dell/dell-wmi-sysman/

DELTA AHE-50DC FAN CONTROL MODULE DRIVER
M:	Zev Weiss <zev@bewilderbeest.net>
L:	linux-hwmon@vger.kernel.org
S:	Maintained
F:	drivers/hwmon/pmbus/delta-ahe50dc-fan.c

DELTA DPS920AB PSU DRIVER
M:	Robert Marko <robert.marko@sartura.hr>
L:	linux-hwmon@vger.kernel.org
S:	Maintained
F:	Documentation/hwmon/dps920ab.rst
F:	drivers/hwmon/pmbus/dps920ab.c

DELTA NETWORKS TN48M CPLD DRIVERS
M:	Robert Marko <robert.marko@sartura.hr>
S:	Maintained
F:	Documentation/devicetree/bindings/gpio/delta,tn48m-gpio.yaml
F:	Documentation/devicetree/bindings/mfd/delta,tn48m-cpld.yaml
F:	Documentation/devicetree/bindings/reset/delta,tn48m-reset.yaml
F:	drivers/gpio/gpio-tn48m.c
F:	include/dt-bindings/reset/delta,tn48m-reset.h

DELTA ST MEDIA DRIVER
M:	Hugues Fruchet <hugues.fruchet@foss.st.com>
L:	linux-media@vger.kernel.org
S:	Supported
W:	https://linuxtv.org
T:	git git://linuxtv.org/media_tree.git
F:	drivers/media/platform/st/sti/delta

DENALI NAND DRIVER
L:	linux-mtd@lists.infradead.org
S:	Orphan
F:	drivers/mtd/nand/raw/denali*

DESIGNWARE EDMA CORE IP DRIVER
M:	Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
R:	Serge Semin <fancer.lancer@gmail.com>
L:	dmaengine@vger.kernel.org
S:	Maintained
F:	drivers/dma/dw-edma/
F:	include/linux/dma/edma.h

DESIGNWARE USB2 DRD IP DRIVER
M:	Minas Harutyunyan <hminas@synopsys.com>
L:	linux-usb@vger.kernel.org
S:	Maintained
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git
F:	drivers/usb/dwc2/

DESIGNWARE USB3 DRD IP DRIVER
M:	Thinh Nguyen <Thinh.Nguyen@synopsys.com>
L:	linux-usb@vger.kernel.org
S:	Maintained
F:	drivers/usb/dwc3/

DESIGNWARE XDATA IP DRIVER
L:	linux-pci@vger.kernel.org
S:	Orphan
F:	Documentation/misc-devices/dw-xdata-pcie.rst
F:	drivers/misc/dw-xdata-pcie.c

DEVANTECH SRF ULTRASONIC RANGER IIO DRIVER
M:	Andreas Klinger <ak@it-klinger.de>
L:	linux-iio@vger.kernel.org
S:	Maintained
F:	Documentation/ABI/testing/sysfs-bus-iio-distance-srf08
F:	drivers/iio/proximity/srf*.c

DEVICE COREDUMP (DEV_COREDUMP)
M:	Johannes Berg <johannes@sipsolutions.net>
L:	linux-kernel@vger.kernel.org
S:	Maintained
F:	drivers/base/devcoredump.c
F:	include/linux/devcoredump.h

DEVICE DEPENDENCY HELPER SCRIPT
M:	Saravana Kannan <saravanak@google.com>
L:	linux-kernel@vger.kernel.org
S:	Maintained
F:	scripts/dev-needs.sh

DEVICE DIRECT ACCESS (DAX)
M:	Dan Williams <dan.j.williams@intel.com>
M:	Vishal Verma <vishal.l.verma@intel.com>
M:	Dave Jiang <dave.jiang@intel.com>
L:	nvdimm@lists.linux.dev
L:	linux-cxl@vger.kernel.org
S:	Supported
F:	drivers/dax/

DEVICE FREQUENCY (DEVFREQ)
M:	MyungJoo Ham <myungjoo.ham@samsung.com>
M:	Kyungmin Park <kyungmin.park@samsung.com>
M:	Chanwoo Choi <cw00.choi@samsung.com>
L:	linux-pm@vger.kernel.org
S:	Maintained
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git
F:	Documentation/devicetree/bindings/devfreq/
F:	Documentation/devicetree/bindings/interconnect/mediatek,cci.yaml
F:	drivers/devfreq/
F:	include/linux/devfreq.h
F:	include/trace/events/devfreq.h

DEVICE FREQUENCY EVENT (DEVFREQ-EVENT)
M:	Chanwoo Choi <cw00.choi@samsung.com>
L:	linux-pm@vger.kernel.org
S:	Supported
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/linux.git
F:	Documentation/devicetree/bindings/devfreq/event/
F:	drivers/devfreq/devfreq-event.c
F:	drivers/devfreq/event/
F:	include/dt-bindings/pmu/exynos_ppmu.h
F:	include/linux/devfreq-event.h

DEVICE RESOURCE MANAGEMENT HELPERS
M:	Hans de Goede <hdegoede@redhat.com>
R:	Matti Vaittinen <mazziesaccount@gmail.com>
S:	Maintained
F:	include/linux/devm-helpers.h

DEVICE-MAPPER  (LVM)
M:	Alasdair Kergon <agk@redhat.com>
M:	Mike Snitzer <snitzer@kernel.org>
M:	Mikulas Patocka <mpatocka@redhat.com>
L:	dm-devel@lists.linux.dev
S:	Maintained
Q:	http://patchwork.kernel.org/project/dm-devel/list/
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git
F:	Documentation/admin-guide/device-mapper/
F:	drivers/md/Kconfig
F:	drivers/md/Makefile
F:	drivers/md/dm*
F:	drivers/md/persistent-data/
F:	include/linux/device-mapper.h
F:	include/linux/dm-*.h
F:	include/uapi/linux/dm-*.h

DEVICE-MAPPER VDO TARGET
M:	Matthew Sakai <msakai@redhat.com>
L:	dm-devel@lists.linux.dev
S:	Maintained
F:	Documentation/admin-guide/device-mapper/vdo*.rst
F:	drivers/md/dm-vdo/

DEVLINK
M:	Jiri Pirko <jiri@resnulli.us>
L:	netdev@vger.kernel.org
S:	Supported
F:	Documentation/networking/devlink
F:	include/net/devlink.h
F:	include/uapi/linux/devlink.h
F:	net/devlink/

DH ELECTRONICS IMX6 DHCOM/DHCOR BOARD SUPPORT
M:	Christoph Niedermaier <cniedermaier@dh-electronics.com>
L:	kernel@dh-electronics.com
S:	Maintained
F:	arch/arm/boot/dts/nxp/imx/imx6*-dhcom-*
F:	arch/arm/boot/dts/nxp/imx/imx6*-dhcor-*

DH ELECTRONICS STM32MP1 DHCOM/DHCOR BOARD SUPPORT
M:	Marek Vasut <marex@denx.de>
L:	kernel@dh-electronics.com
S:	Maintained
F:	arch/arm/boot/dts/st/stm32mp1*-dhcom-*
F:	arch/arm/boot/dts/st/stm32mp1*-dhcor-*

DIALOG SEMICONDUCTOR DRIVERS
M:	Support Opensource <support.opensource@diasemi.com>
S:	Supported
W:	http://www.dialog-semiconductor.com/products
F:	Documentation/devicetree/bindings/input/dlg,da72??.txt
F:	Documentation/devicetree/bindings/input/dlg,da9062-onkey.yaml
F:	Documentation/devicetree/bindings/mfd/da90*.txt
F:	Documentation/devicetree/bindings/mfd/dlg,da90*.yaml
F:	Documentation/devicetree/bindings/regulator/da92*.txt
F:	Documentation/devicetree/bindings/regulator/dlg,da9*.yaml
F:	Documentation/devicetree/bindings/regulator/dlg,slg51000.yaml
F:	Documentation/devicetree/bindings/sound/da[79]*.txt
F:	Documentation/devicetree/bindings/thermal/dlg,da9062-thermal.yaml
F:	Documentation/devicetree/bindings/watchdog/dlg,da9062-watchdog.yaml
F:	Documentation/hwmon/da90??.rst
F:	drivers/gpio/gpio-da90??.c
F:	drivers/hwmon/da90??-hwmon.c
F:	drivers/iio/adc/da91??-*.c
F:	drivers/input/misc/da72??.[ch]
F:	drivers/input/misc/da90??_onkey.c
F:	drivers/input/touchscreen/da9052_tsi.c
F:	drivers/leds/leds-da90??.c
F:	drivers/mfd/da903x.c
F:	drivers/mfd/da90??-*.c
F:	drivers/mfd/da91??-*.c
F:	drivers/pinctrl/pinctrl-da90??.c
F:	drivers/power/supply/da9052-battery.c
F:	drivers/power/supply/da91??-*.c
F:	drivers/regulator/da9???-regulator.[ch]
F:	drivers/regulator/slg51000-regulator.[ch]
F:	drivers/rtc/rtc-da90??.c
F:	drivers/thermal/da90??-thermal.c
F:	drivers/video/backlight/da90??_bl.c
F:	drivers/watchdog/da90??_wdt.c
F:	include/dt-bindings/regulator/dlg,da9*-regulator.h
F:	include/linux/mfd/da903x.h
F:	include/linux/mfd/da9052/
F:	include/linux/mfd/da9055/
F:	include/linux/mfd/da9062/
F:	include/linux/mfd/da9063/
F:	include/linux/mfd/da9150/
F:	include/linux/regulator/da9211.h
F:	include/sound/da[79]*.h
F:	sound/soc/codecs/da[79]*.[ch]

DIAMOND SYSTEMS GPIO-MM GPIO DRIVER
M:	William Breathitt Gray <wbg@kernel.org>
L:	linux-gpio@vger.kernel.org
S:	Maintained
F:	drivers/gpio/gpio-gpio-mm.c

DIGITEQ AUTOMOTIVE MGB4 V4L2 DRIVER
M:	Martin Tuma <martin.tuma@digiteqautomotive.com>
L:	linux-media@vger.kernel.org
S:	Maintained
F:	Documentation/admin-guide/media/mgb4.rst
F:	drivers/media/pci/mgb4/

DIOLAN U2C-12 I2C DRIVER
M:	Guenter Roeck <linux@roeck-us.net>
L:	linux-i2c@vger.kernel.org
S:	Maintained
F:	drivers/i2c/busses/i2c-diolan-u2c.c

DIRECTORY NOTIFICATION (DNOTIFY)
M:	Jan Kara <jack@suse.cz>
R:	Amir Goldstein <amir73il@gmail.com>
L:	linux-fsdevel@vger.kernel.org
S:	Maintained
F:	Documentation/filesystems/dnotify.rst
F:	fs/notify/dnotify/
F:	include/linux/dnotify.h

DISK GEOMETRY AND PARTITION HANDLING
M:	Andries Brouwer <aeb@cwi.nl>
S:	Maintained
W:	http://www.win.tue.nl/~aeb/linux/Large-Disk.html
W:	http://www.win.tue.nl/~aeb/linux/zip/zip-1.html
W:	http://www.win.tue.nl/~aeb/partitions/partition_types-1.html

DISKQUOTA
M:	Jan Kara <jack@suse.com>
S:	Maintained
F:	Documentation/filesystems/quota.rst
F:	fs/quota/
F:	include/linux/quota*.h
F:	include/uapi/linux/quota*.h

DISPLAYLINK USB 2.0 FRAMEBUFFER DRIVER (UDLFB)
M:	Bernie Thompson <bernie@plugable.com>
L:	linux-fbdev@vger.kernel.org
S:	Maintained
W:	http://plugable.com/category/projects/udlfb/
F:	Documentation/fb/udlfb.rst
F:	drivers/video/fbdev/udlfb.c
F:	include/video/udlfb.h

DISTRIBUTED LOCK MANAGER (DLM)
M:	Alexander Aring <aahringo@redhat.com>
M:	David Teigland <teigland@redhat.com>
L:	gfs2@lists.linux.dev
S:	Supported
W:	https://pagure.io/dlm
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/teigland/linux-dlm.git
F:	fs/dlm/

DMA BUFFER SHARING FRAMEWORK
M:	Sumit Semwal <sumit.semwal@linaro.org>
M:	Christian König <christian.koenig@amd.com>
L:	linux-media@vger.kernel.org
L:	dri-devel@lists.freedesktop.org
L:	linaro-mm-sig@lists.linaro.org (moderated for non-subscribers)
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	Documentation/driver-api/dma-buf.rst
F:	Documentation/userspace-api/dma-buf-alloc-exchange.rst
F:	drivers/dma-buf/
F:	include/linux/*fence.h
F:	include/linux/dma-buf.h
F:	include/linux/dma-resv.h
K:	\bdma_(?:buf|fence|resv)\b

DMA GENERIC OFFLOAD ENGINE SUBSYSTEM
M:	Vinod Koul <vkoul@kernel.org>
L:	dmaengine@vger.kernel.org
S:	Maintained
Q:	https://patchwork.kernel.org/project/linux-dmaengine/list/
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git
F:	Documentation/devicetree/bindings/dma/
F:	Documentation/driver-api/dmaengine/
F:	drivers/dma/
F:	include/dt-bindings/dma/
F:	include/linux/dma/
F:	include/linux/dmaengine.h
F:	include/linux/of_dma.h

DMA MAPPING BENCHMARK
M:	Xiang Chen <chenxiang66@hisilicon.com>
L:	iommu@lists.linux.dev
F:	kernel/dma/map_benchmark.c
F:	tools/testing/selftests/dma/

DMA MAPPING HELPERS
M:	Christoph Hellwig <hch@lst.de>
M:	Marek Szyprowski <m.szyprowski@samsung.com>
R:	Robin Murphy <robin.murphy@arm.com>
L:	iommu@lists.linux.dev
S:	Supported
W:	http://git.infradead.org/users/hch/dma-mapping.git
T:	git git://git.infradead.org/users/hch/dma-mapping.git
F:	include/asm-generic/dma-mapping.h
F:	include/linux/dma-direct.h
F:	include/linux/dma-map-ops.h
F:	include/linux/dma-mapping.h
F:	include/linux/swiotlb.h
F:	kernel/dma/

DMA-BUF HEAPS FRAMEWORK
M:	Sumit Semwal <sumit.semwal@linaro.org>
R:	Benjamin Gaignard <benjamin.gaignard@collabora.com>
R:	Brian Starkey <Brian.Starkey@arm.com>
R:	John Stultz <jstultz@google.com>
R:	T.J. Mercier <tjmercier@google.com>
L:	linux-media@vger.kernel.org
L:	dri-devel@lists.freedesktop.org
L:	linaro-mm-sig@lists.linaro.org (moderated for non-subscribers)
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/dma-buf/dma-heap.c
F:	drivers/dma-buf/heaps/*
F:	include/linux/dma-heap.h
F:	include/uapi/linux/dma-heap.h

DMC FREQUENCY DRIVER FOR SAMSUNG EXYNOS5422
M:	Lukasz Luba <lukasz.luba@arm.com>
L:	linux-pm@vger.kernel.org
L:	linux-samsung-soc@vger.kernel.org
S:	Maintained
F:	Documentation/devicetree/bindings/memory-controllers/samsung,exynos5422-dmc.yaml
F:	drivers/memory/samsung/exynos5422-dmc.c

DME1737 HARDWARE MONITOR DRIVER
M:	Juerg Haefliger <juergh@proton.me>
L:	linux-hwmon@vger.kernel.org
S:	Maintained
F:	Documentation/hwmon/dme1737.rst
F:	drivers/hwmon/dme1737.c

DMI/SMBIOS SUPPORT
M:	Jean Delvare <jdelvare@suse.com>
S:	Maintained
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jdelvare/staging.git dmi-for-next
F:	Documentation/ABI/testing/sysfs-firmware-dmi-tables
F:	drivers/firmware/dmi-id.c
F:	drivers/firmware/dmi_scan.c
F:	include/linux/dmi.h

DOCUMENTATION
M:	Jonathan Corbet <corbet@lwn.net>
L:	linux-doc@vger.kernel.org
S:	Maintained
P:	Documentation/doc-guide/maintainer-profile.rst
T:	git git://git.lwn.net/linux.git docs-next
F:	Documentation/
F:	scripts/check-variable-fonts.sh
F:	scripts/documentation-file-ref-check
F:	scripts/kernel-doc
F:	scripts/sphinx-pre-install
X:	Documentation/ABI/
X:	Documentation/admin-guide/media/
X:	Documentation/devicetree/
X:	Documentation/driver-api/media/
X:	Documentation/firmware-guide/acpi/
X:	Documentation/i2c/
X:	Documentation/netlink/
X:	Documentation/power/
X:	Documentation/spi/
X:	Documentation/userspace-api/media/

DOCUMENTATION PROCESS
M:	Jonathan Corbet <corbet@lwn.net>
L:	workflows@vger.kernel.org
S:	Maintained
F:	Documentation/maintainer/
F:	Documentation/process/

DOCUMENTATION REPORTING ISSUES
M:	Thorsten Leemhuis <linux@leemhuis.info>
L:	linux-doc@vger.kernel.org
S:	Maintained
F:	Documentation/admin-guide/quickly-build-trimmed-linux.rst
F:	Documentation/admin-guide/reporting-issues.rst
F:	Documentation/admin-guide/verify-bugs-and-bisect-regressions.rst

DOCUMENTATION SCRIPTS
M:	Mauro Carvalho Chehab <mchehab@kernel.org>
L:	linux-doc@vger.kernel.org
S:	Maintained
F:	Documentation/sphinx/parse-headers.pl
F:	scripts/documentation-file-ref-check
F:	scripts/sphinx-pre-install

DOCUMENTATION/ITALIAN
M:	Federico Vaga <federico.vaga@vaga.pv.it>
L:	linux-doc@vger.kernel.org
S:	Maintained
F:	Documentation/translations/it_IT

DOCUMENTATION/JAPANESE
R:	Akira Yokosawa <akiyks@gmail.com>
L:	linux-doc@vger.kernel.org
S:	Maintained
F:	Documentation/translations/ja_JP

DONGWOON DW9714 LENS VOICE COIL DRIVER
M:	Sakari Ailus <sakari.ailus@linux.intel.com>
L:	linux-media@vger.kernel.org
S:	Maintained
T:	git git://linuxtv.org/media_tree.git
F:	Documentation/devicetree/bindings/media/i2c/dongwoon,dw9714.yaml
F:	drivers/media/i2c/dw9714.c

DONGWOON DW9719 LENS VOICE COIL DRIVER
M:	Daniel Scally <djrscally@gmail.com>
L:	linux-media@vger.kernel.org
S:	Maintained
T:	git git://linuxtv.org/media_tree.git
F:	drivers/media/i2c/dw9719.c

DONGWOON DW9768 LENS VOICE COIL DRIVER
L:	linux-media@vger.kernel.org
S:	Orphan
T:	git git://linuxtv.org/media_tree.git
F:	Documentation/devicetree/bindings/media/i2c/dongwoon,dw9768.yaml
F:	drivers/media/i2c/dw9768.c

DONGWOON DW9807 LENS VOICE COIL DRIVER
M:	Sakari Ailus <sakari.ailus@linux.intel.com>
L:	linux-media@vger.kernel.org
S:	Maintained
T:	git git://linuxtv.org/media_tree.git
F:	Documentation/devicetree/bindings/media/i2c/dongwoon,dw9807-vcm.yaml
F:	drivers/media/i2c/dw9807-vcm.c

DOUBLETALK DRIVER
M:	"James R. Van Zandt" <jrv@vanzandt.mv.com>
L:	blinux-list@redhat.com
S:	Maintained
F:	drivers/char/dtlk.c
F:	include/linux/dtlk.h

DPAA2 DATAPATH I/O (DPIO) DRIVER
M:	Roy Pledge <Roy.Pledge@nxp.com>
L:	linux-kernel@vger.kernel.org
S:	Maintained
F:	drivers/soc/fsl/dpio

DPAA2 ETHERNET DRIVER
M:	Ioana Ciornei <ioana.ciornei@nxp.com>
L:	netdev@vger.kernel.org
S:	Maintained
F:	Documentation/networking/device_drivers/ethernet/freescale/dpaa2/ethernet-driver.rst
F:	Documentation/networking/device_drivers/ethernet/freescale/dpaa2/mac-phy-support.rst
F:	drivers/net/ethernet/freescale/dpaa2/Kconfig
F:	drivers/net/ethernet/freescale/dpaa2/Makefile
F:	drivers/net/ethernet/freescale/dpaa2/dpaa2-eth*
F:	drivers/net/ethernet/freescale/dpaa2/dpaa2-mac*
F:	drivers/net/ethernet/freescale/dpaa2/dpaa2-xsk*
F:	drivers/net/ethernet/freescale/dpaa2/dpkg.h
F:	drivers/net/ethernet/freescale/dpaa2/dpmac*
F:	drivers/net/ethernet/freescale/dpaa2/dpni*

DPAA2 ETHERNET SWITCH DRIVER
M:	Ioana Ciornei <ioana.ciornei@nxp.com>
L:	netdev@vger.kernel.org
S:	Maintained
F:	Documentation/networking/device_drivers/ethernet/freescale/dpaa2/switch-driver.rst
F:	drivers/net/ethernet/freescale/dpaa2/dpaa2-switch*
F:	drivers/net/ethernet/freescale/dpaa2/dpsw*

DPLL SUBSYSTEM
M:	Vadim Fedorenko <vadim.fedorenko@linux.dev>
M:	Arkadiusz Kubalewski <arkadiusz.kubalewski@intel.com>
M:	Jiri Pirko <jiri@resnulli.us>
L:	netdev@vger.kernel.org
S:	Supported
F:	Documentation/driver-api/dpll.rst
F:	drivers/dpll/*
F:	include/linux/dpll.h
F:	include/uapi/linux/dpll.h

DRBD DRIVER
M:	Philipp Reisner <philipp.reisner@linbit.com>
M:	Lars Ellenberg <lars.ellenberg@linbit.com>
M:	Christoph Böhmwalder <christoph.boehmwalder@linbit.com>
L:	drbd-dev@lists.linbit.com
S:	Supported
W:	http://www.drbd.org
T:	git git://git.linbit.com/linux-drbd.git
T:	git git://git.linbit.com/drbd-8.4.git
F:	Documentation/admin-guide/blockdev/
F:	drivers/block/drbd/
F:	include/linux/drbd*
F:	lib/lru_cache.c

DRIVER COMPONENT FRAMEWORK
L:	dri-devel@lists.freedesktop.org
F:	drivers/base/component.c
F:	include/linux/component.h

DRIVER CORE, KOBJECTS, DEBUGFS AND SYSFS
M:	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
R:	"Rafael J. Wysocki" <rafael@kernel.org>
S:	Supported
T:	git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
F:	Documentation/core-api/kobject.rst
F:	drivers/base/
F:	fs/debugfs/
F:	fs/sysfs/
F:	include/linux/debugfs.h
F:	include/linux/fwnode.h
F:	include/linux/kobj*
F:	include/linux/property.h
F:	lib/kobj*
F:	rust/kernel/device.rs

DRIVERS FOR OMAP ADAPTIVE VOLTAGE SCALING (AVS)
M:	Nishanth Menon <nm@ti.com>
L:	linux-pm@vger.kernel.org
S:	Maintained
F:	drivers/soc/ti/smartreflex.c
F:	include/linux/power/smartreflex.h

DRM ACCEL DRIVERS FOR INTEL VPU
M:	Jacek Lawrynowicz <jacek.lawrynowicz@linux.intel.com>
M:	Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
L:	dri-devel@lists.freedesktop.org
S:	Supported
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/accel/ivpu/
F:	include/uapi/drm/ivpu_accel.h

DRM COMPUTE ACCELERATORS DRIVERS AND FRAMEWORK
M:	Oded Gabbay <ogabbay@kernel.org>
L:	dri-devel@lists.freedesktop.org
S:	Maintained
C:	irc://irc.oftc.net/dri-devel
T:	git https://git.kernel.org/pub/scm/linux/kernel/git/ogabbay/accel.git
F:	Documentation/accel/
F:	drivers/accel/
F:	include/drm/drm_accel.h

DRM DRIVER FOR ALLWINNER DE2 AND DE3 ENGINE
M:	Maxime Ripard <mripard@kernel.org>
M:	Chen-Yu Tsai <wens@csie.org>
R:	Jernej Skrabec <jernej.skrabec@gmail.com>
L:	dri-devel@lists.freedesktop.org
S:	Supported
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/sun4i/sun8i*

DRM DRIVER FOR ARM PL111 CLCD
S:	Orphan
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/pl111/

DRM DRIVER FOR ARM VERSATILE TFT PANELS
M:	Linus Walleij <linus.walleij@linaro.org>
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	Documentation/devicetree/bindings/display/panel/arm,versatile-tft-panel.yaml
F:	drivers/gpu/drm/panel/panel-arm-versatile.c

DRM DRIVER FOR ASPEED BMC GFX
M:	Joel Stanley <joel@jms.id.au>
L:	linux-aspeed@lists.ozlabs.org (moderated for non-subscribers)
S:	Supported
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	Documentation/devicetree/bindings/gpu/aspeed-gfx.txt
F:	drivers/gpu/drm/aspeed/

DRM DRIVER FOR AST SERVER GRAPHICS CHIPS
M:	Dave Airlie <airlied@redhat.com>
R:	Thomas Zimmermann <tzimmermann@suse.de>
R:	Jocelyn Falempe <jfalempe@redhat.com>
L:	dri-devel@lists.freedesktop.org
S:	Supported
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/ast/

DRM DRIVER FOR BOCHS VIRTUAL GPU
M:	Gerd Hoffmann <kraxel@redhat.com>
L:	virtualization@lists.linux.dev
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/tiny/bochs.c

DRM DRIVER FOR BOE HIMAX8279D PANELS
M:	Jerry Han <hanxu5@huaqin.corp-partner.google.com>
S:	Maintained
F:	Documentation/devicetree/bindings/display/panel/boe,himax8279d.yaml
F:	drivers/gpu/drm/panel/panel-boe-himax8279d.c

DRM DRIVER FOR CHIPONE ICN6211 MIPI-DSI to RGB CONVERTER BRIDGE
M:	Jagan Teki <jagan@amarulasolutions.com>
S:	Maintained
F:	Documentation/devicetree/bindings/display/bridge/chipone,icn6211.yaml
F:	drivers/gpu/drm/bridge/chipone-icn6211.c

DRM DRIVER FOR EBBG FT8719 PANEL
M:	Joel Selvaraj <jo@jsfamily.in>
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	Documentation/devicetree/bindings/display/panel/ebbg,ft8719.yaml
F:	drivers/gpu/drm/panel/panel-ebbg-ft8719.c

DRM DRIVER FOR FARADAY TVE200 TV ENCODER
M:	Linus Walleij <linus.walleij@linaro.org>
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/tve200/

DRM DRIVER FOR FEIXIN K101 IM2BA02 MIPI-DSI LCD PANELS
M:	Icenowy Zheng <icenowy@aosc.io>
S:	Maintained
F:	Documentation/devicetree/bindings/display/panel/feixin,k101-im2ba02.yaml
F:	drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c

DRM DRIVER FOR FEIYANG FY07024DI26A30-D MIPI-DSI LCD PANELS
M:	Jagan Teki <jagan@amarulasolutions.com>
S:	Maintained
F:	Documentation/devicetree/bindings/display/panel/feiyang,fy07024di26a30d.yaml
F:	drivers/gpu/drm/panel/panel-feiyang-fy07024di26a30d.c

DRM DRIVER FOR FIRMWARE FRAMEBUFFERS
M:	Thomas Zimmermann <tzimmermann@suse.de>
M:	Javier Martinez Canillas <javierm@redhat.com>
L:	dri-devel@lists.freedesktop.org
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/drm_aperture.c
F:	drivers/gpu/drm/tiny/ofdrm.c
F:	drivers/gpu/drm/tiny/simpledrm.c
F:	drivers/video/aperture.c
F:	drivers/video/nomodeset.c
F:	include/drm/drm_aperture.h
F:	include/linux/aperture.h
F:	include/video/nomodeset.h

DRM DRIVER FOR GENERIC EDP PANELS
R:	Douglas Anderson <dianders@chromium.org>
F:	Documentation/devicetree/bindings/display/panel/panel-edp.yaml
F:	drivers/gpu/drm/panel/panel-edp.c

DRM DRIVER FOR GENERIC USB DISPLAY
M:	Noralf Trønnes <noralf@tronnes.org>
S:	Maintained
W:	https://github.com/notro/gud/wiki
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/gud/
F:	include/drm/gud.h

DRM DRIVER FOR GRAIN MEDIA GM12U320 PROJECTORS
M:	Hans de Goede <hdegoede@redhat.com>
S:	Maintained
T:	git https://gitlab.freedesktop.org/drm/misc/kernel.git
F:	drivers/gpu/drm/tiny/gm12u320.c

DRM DRIVER FOR HIMAX HX8394 MIPI-DSI LCD panels
M:	Ondrej Jirman <megi@xff.cz>