M: Steffen Klassert <klassert@kernel.org>
L: netdev@vger.kernel.org
S: Odd Fixes
-F: Documentation/networking/vortex.txt
+F: Documentation/networking/device_drivers/3com/vortex.txt
F: drivers/net/ethernet/3com/3c59x.c
3CR990 NETWORK DRIVER
8169 10/100/1000 GIGABIT ETHERNET DRIVER
M: Realtek linux nic maintainers <nic_swsd@realtek.com>
+M: Heiner Kallweit <hkallweit1@gmail.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/realtek/r8169.c
F: include/dt-bindings/reset/altr,rst-mgr-a10sr.h
ALTERA TRIPLE SPEED ETHERNET DRIVER
-M: Vince Bridgers <vbridger@opensource.altera.com>
+M: Thor Thayer <thor.thayer@linux.intel.com>
L: netdev@vger.kernel.org
L: nios2-dev@lists.rocketboards.org (moderated for non-subscribers)
S: Maintained
R: Zorik Machulsky <zorik@amazon.com>
L: netdev@vger.kernel.org
S: Supported
-F: Documentation/networking/ena.txt
+F: Documentation/networking/device_drivers/amazon/ena.txt
F: drivers/net/ethernet/amazon/
AMD CRYPTOGRAPHIC COPROCESSOR (CCP) DRIVER
F: drivers/mmc/host/meson*
N: meson
+ARM/Amlogic Meson SoC Sound Drivers
+M: Jerome Brunet <jbrunet@baylibre.com>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Maintained
+F: sound/soc/meson/
+F: Documentation/devicetree/bindings/sound/amlogic*
+
ARM/Annapurna Labs ALPINE ARCHITECTURE
M: Tsahee Zidenberg <tsahee@annapurnalabs.com>
M: Antoine Tenart <antoine.tenart@bootlin.com>
F: drivers/clocksource/timer-prima2.c
F: drivers/clocksource/timer-atlas7.c
N: [^a-z]sirf
+X: drivers/gnss
ARM/EBSA110 MACHINE SUPPORT
M: Russell King <linux@armlinux.org.uk>
M: Matthias Brugger <matthias.bgg@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-mediatek@lists.infradead.org (moderated for non-subscribers)
+W: https://mtk.bcnfs.org/
+C: irc://chat.freenode.net/linux-mediatek
S: Maintained
F: arch/arm/boot/dts/mt6*
F: arch/arm/boot/dts/mt7*
F: arch/arm/boot/dts/mt8*
F: arch/arm/mach-mediatek/
F: arch/arm64/boot/dts/mediatek/
+F: drivers/soc/mediatek/
N: mtk
+N: mt[678]
K: mediatek
ARM/Mediatek USB3 PHY DRIVER
M: Andy Gross <andy.gross@linaro.org>
M: David Brown <david.brown@linaro.org>
L: linux-arm-msm@vger.kernel.org
-L: linux-soc@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/soc/qcom/
F: arch/arm/boot/dts/qcom-*.dts
L: linux-arm-kernel@lists.infradead.org
L: linux-media@vger.kernel.org
S: Maintained
-F: arch/arm/plat-samsung/s5p-dev-mfc.c
F: drivers/media/platform/s5p-mfc/
ARM/SHMOBILE ARM ARCHITECTURE
F: Documentation/hwmon/asc7621
F: drivers/hwmon/asc7621.c
+ASPEED VIDEO ENGINE DRIVER
+M: Eddie James <eajames@linux.ibm.com>
+L: linux-media@vger.kernel.org
+L: openbmc@lists.ozlabs.org (moderated for non-subscribers)
+S: Maintained
+F: drivers/media/platform/aspeed-video.c
+F: Documentation/devicetree/bindings/media/aspeed-video.txt
+
ASUS NOTEBOOKS AND EEEPC ACPI/WMI EXTRAS DRIVERS
M: Corentin Chary <corentin.chary@gmail.com>
L: acpi4asus-user@lists.sourceforge.net
ATHEROS ATH5K WIRELESS DRIVER
M: Jiri Slaby <jirislaby@gmail.com>
M: Nick Kossifidis <mickflemm@gmail.com>
-M: "Luis R. Rodriguez" <mcgrof@do-not-panic.com>
+M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-wireless@vger.kernel.org
W: http://wireless.kernel.org/en/users/Drivers/ath5k
S: Maintained
F: Documentation/devicetree/bindings/sound/axentia,*
F: sound/soc/atmel/tse850-pcm5142.c
+AXXIA I2C CONTROLLER
+M: Krzysztof Adamski <krzysztof.adamski@nokia.com>
+L: linux-i2c@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/i2c/i2c-axxia.txt
+F: drivers/i2c/busses/i2c-axxia.c
+
AZ6007 DVB DRIVER
M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git
Q: https://patchwork.ozlabs.org/project/netdev/list/?delegate=77147
S: Supported
-F: arch/x86/net/bpf_jit*
+F: arch/*/net/*
F: Documentation/networking/filter.txt
F: Documentation/bpf/
F: include/linux/bpf*
F: tools/lib/bpf/
F: tools/testing/selftests/bpf/
+BPF JIT for ARM
+M: Shubham Bansal <illusionist.neo@gmail.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: arch/arm/net/
+
+BPF JIT for ARM64
+M: Daniel Borkmann <daniel@iogearbox.net>
+M: Alexei Starovoitov <ast@kernel.org>
+M: Zi Shen Lim <zlim.lnx@gmail.com>
+L: netdev@vger.kernel.org
+S: Supported
+F: arch/arm64/net/
+
+BPF JIT for MIPS (32-BIT AND 64-BIT)
+M: Paul Burton <paul.burton@mips.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: arch/mips/net/
+
+BPF JIT for NFP NICs
+M: Jakub Kicinski <jakub.kicinski@netronome.com>
+L: netdev@vger.kernel.org
+S: Supported
+F: drivers/net/ethernet/netronome/nfp/bpf/
+
+BPF JIT for POWERPC (32-BIT AND 64-BIT)
+M: Naveen N. Rao <naveen.n.rao@linux.ibm.com>
+M: Sandipan Das <sandipan@linux.ibm.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: arch/powerpc/net/
+
+BPF JIT for S390
+M: Martin Schwidefsky <schwidefsky@de.ibm.com>
+M: Heiko Carstens <heiko.carstens@de.ibm.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: arch/s390/net/
+X: arch/s390/net/pnet.c
+
+BPF JIT for SPARC (32-BIT AND 64-BIT)
+M: David S. Miller <davem@davemloft.net>
+L: netdev@vger.kernel.org
+S: Maintained
+F: arch/sparc/net/
+
+BPF JIT for X86 32-BIT
+M: Wang YanQing <udknight@gmail.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: arch/x86/net/bpf_jit_comp32.c
+
+BPF JIT for X86 64-BIT
+M: Alexei Starovoitov <ast@kernel.org>
+M: Daniel Borkmann <daniel@iogearbox.net>
+L: netdev@vger.kernel.org
+S: Supported
+F: arch/x86/net/
+X: arch/x86/net/bpf_jit_comp32.c
+
BROADCOM B44 10/100 ETHERNET DRIVER
M: Michael Chan <michael.chan@broadcom.com>
L: netdev@vger.kernel.org
BROADCOM BCM47XX MIPS ARCHITECTURE
M: Hauke Mehrtens <hauke@hauke-m.de>
M: Rafał Miłecki <zajec5@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/mips/brcm/
F: arch/mips/bcm47xx/*
BROADCOM BCM5301X ARM ARCHITECTURE
M: Hauke Mehrtens <hauke@hauke-m.de>
M: Rafał Miłecki <zajec5@gmail.com>
-M: Jon Mason <jonmason@broadcom.com>
M: bcm-kernel-feedback-list@broadcom.com
L: linux-arm-kernel@lists.infradead.org
S: Maintained
BROADCOM BMIPS MIPS ARCHITECTURE
M: Kevin Cernekee <cernekee@gmail.com>
M: Florian Fainelli <f.fainelli@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
T: git git://github.com/broadcom/stblinux.git
S: Maintained
F: arch/mips/bmips/*
BROADCOM IPROC ARM ARCHITECTURE
M: Ray Jui <rjui@broadcom.com>
M: Scott Branden <sbranden@broadcom.com>
-M: Jon Mason <jonmason@broadcom.com>
M: bcm-kernel-feedback-list@broadcom.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/broadcom/cygnus-linux.git
BROADCOM NVRAM DRIVER
M: Rafał Miłecki <zajec5@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: drivers/firmware/broadcom/*
F: sound/pci/oxygen/
C-SKY ARCHITECTURE
-M: Guo Ren <ren_guo@c-sky.com>
+M: Guo Ren <guoren@kernel.org>
T: git https://github.com/c-sky/csky-linux.git
S: Supported
F: arch/csky/
F: Documentation/devicetree/bindings/csky/
+F: drivers/irqchip/irq-csky-*
+F: Documentation/devicetree/bindings/interrupt-controller/csky,*
+F: drivers/clocksource/timer-gx6605s.c
+F: drivers/clocksource/timer-mp-csky.c
+F: Documentation/devicetree/bindings/timer/csky,*
K: csky
N: csky
F: include/net/caif/
F: net/caif/
+CAKE QDISC
+M: Toke Høiland-Jørgensen <toke@toke.dk>
+L: cake@lists.bufferbloat.net (moderated for non-subscribers)
+S: Maintained
+F: net/sched/sch_cake.c
+
CALGARY x86-64 IOMMU
M: Muli Ben-Yehuda <mulix@mulix.org>
M: Jon Mason <jdmason@kudzu.us>
F: Documentation/devicetree/bindings/net/ieee802154/cc2520.txt
CCREE ARM TRUSTZONE CRYPTOCELL REE DRIVER
+M: Yael Chemla <yael.chemla@foss.arm.com>
M: Gilad Ben-Yossef <gilad@benyossef.com>
L: linux-crypto@vger.kernel.org
S: Supported
CISCO VIC LOW LATENCY NIC DRIVER
M: Christian Benvenuti <benve@cisco.com>
+M: Nelson Escobar <neescoba@cisco.com>
+M: Parvi Kaustubhi <pkaustub@cisco.com>
S: Supported
F: drivers/infiniband/hw/usnic/
S: Supported
F: Documentation/devicetree/bindings/mfd/madera.txt
F: Documentation/devicetree/bindings/pinctrl/cirrus,madera-pinctrl.txt
+F: include/linux/irqchip/irq-madera*
F: include/linux/mfd/madera/*
F: drivers/gpio/gpio-madera*
+F: drivers/irqchip/irq-madera*
F: drivers/mfd/madera*
F: drivers/mfd/cs47l*
F: drivers/pinctrl/cirrus/*
W: http://linuxtv.org
S: Odd Fixes
F: drivers/media/i2c/cs3308.c
-F: drivers/media/i2c/cs3308.h
CS5535 Audio ALSA driver
M: Jaya Kumar <jayakumar.alsa@gmail.com>
S: Maintained
F: sound/pci/cs5535audio/
+CSI DRIVERS FOR ALLWINNER V3s
+M: Yong Deng <yong.deng@magewell.com>
+L: linux-media@vger.kernel.org
+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
+
CW1200 WLAN driver
M: Solomon Peachy <pizza@shaftnet.org>
S: Maintained
W: https://linuxtv.org
S: Maintained
F: drivers/media/common/cx2341x*
-F: include/media/cx2341x*
+F: include/media/drv-intf/cx2341x.h
CX24120 MEDIA DRIVER
M: Jemma Denson <jdenson@gmail.com>
F: drivers/media/dvb-frontends/cxd2820r*
CXGB3 ETHERNET DRIVER (CXGB3)
-M: Santosh Raspatur <santosh@chelsio.com>
+M: Arjun Vynipadath <arjun@chelsio.com>
L: netdev@vger.kernel.org
W: http://www.chelsio.com
S: Supported
F: drivers/crypto/chelsio
CXGB4 ETHERNET DRIVER (CXGB4)
-M: Ganesh Goudar <ganeshgr@chelsio.com>
+M: Arjun Vynipadath <arjun@chelsio.com>
L: netdev@vger.kernel.org
W: http://www.chelsio.com
S: Supported
F: drivers/net/ethernet/chelsio/cxgb4vf/
CXL (IBM Coherent Accelerator Processor Interface CAPI) DRIVER
-M: Frederic Barrat <fbarrat@linux.vnet.ibm.com>
+M: Frederic Barrat <fbarrat@linux.ibm.com>
M: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
L: linuxppc-dev@lists.ozlabs.org
S: Supported
F: Documentation/ABI/testing/sysfs-class-cxl
CXLFLASH (IBM Coherent Accelerator Processor Interface CAPI Flash) SCSI DRIVER
-M: Manoj N. Kumar <manoj@linux.vnet.ibm.com>
-M: Matthew R. Ochs <mrochs@linux.vnet.ibm.com>
-M: Uma Krishnan <ukrishn@linux.vnet.ibm.com>
+M: Manoj N. Kumar <manoj@linux.ibm.com>
+M: Matthew R. Ochs <mrochs@linux.ibm.com>
+M: Uma Krishnan <ukrishn@linux.ibm.com>
L: linux-scsi@vger.kernel.org
S: Supported
F: drivers/scsi/cxlflash/
DAVICOM FAST ETHERNET (DMFE) NETWORK DRIVER
L: netdev@vger.kernel.org
S: Orphan
-F: Documentation/networking/dmfe.txt
+F: Documentation/networking/device_drivers/dec/dmfe.txt
F: drivers/net/ethernet/dec/tulip/dmfe.c
DC390/AM53C974 SCSI driver
DECSTATION PLATFORM SUPPORT
M: "Maciej W. Rozycki" <macro@linux-mips.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
W: http://www.linux-mips.org/wiki/DECstation
S: Maintained
F: arch/mips/dec/
F: drivers/gpu/drm/tinydrm/ili9225.c
F: Documentation/devicetree/bindings/display/ilitek,ili9225.txt
+DRM DRIVER FOR HX8357D PANELS
+M: Eric Anholt <eric@anholt.net>
+T: git git://anongit.freedesktop.org/drm/drm-misc
+S: Maintained
+F: drivers/gpu/drm/tinydrm/hx8357d.c
+F: Documentation/devicetree/bindings/display/himax,hx8357d.txt
+
DRM DRIVER FOR INTEL I810 VIDEO CARDS
S: Orphan / Obsolete
F: drivers/gpu/drm/i810/
F: drivers/gpu/drm/nouveau/
F: include/uapi/drm/nouveau_drm.h
+DRM DRIVER FOR OLIMEX LCD-OLINUXINO PANELS
+M: Stefan Mavrodiev <stefan@olimex.com>
+S: Maintained
+F: drivers/gpu/drm/panel/panel-olimex-lcd-olinuxino.c
+F: Documentation/devicetree/bindings/display/panel/olimex,lcd-olinuxino.txt
+
DRM DRIVER FOR PERVASIVE DISPLAYS REPAPER PANELS
M: Noralf Trønnes <noralf@tronnes.org>
S: Maintained
DRM DRIVER FOR VMWARE VIRTUAL GPU
M: "VMware Graphics" <linux-graphics-maintainer@vmware.com>
-M: Sinclair Yeh <syeh@vmware.com>
M: Thomas Hellstrom <thellstrom@vmware.com>
L: dri-devel@lists.freedesktop.org
-T: git git://people.freedesktop.org/~syeh/repos_linux
T: git git://people.freedesktop.org/~thomash/linux
S: Supported
F: drivers/gpu/drm/vmwgfx/
DRM DRIVERS
M: David Airlie <airlied@linux.ie>
+M: Daniel Vetter <daniel@ffwll.ch>
L: dri-devel@lists.freedesktop.org
T: git git://anongit.freedesktop.org/drm/drm
B: https://bugs.freedesktop.org/
T: git git://anongit.freedesktop.org/drm/drm-misc
DRM DRIVERS FOR ATMEL HLCDC
-M: Boris Brezillon <boris.brezillon@bootlin.com>
+M: Boris Brezillon <bbrezillon@kernel.org>
L: dri-devel@lists.freedesktop.org
S: Supported
F: drivers/gpu/drm/atmel-hlcdc/
M: Ralf Baechle <ralf@linux-mips.org>
M: David Daney <david.daney@cavium.com>
L: linux-edac@vger.kernel.org
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Supported
F: drivers/edac/octeon_edac*
F: drivers/edac/i82443bxgx_edac.c
EDAC-I82975X
-M: Ranganathan Desikan <ravi@jetztechnologies.com>
M: "Arvind R." <arvino55@gmail.com>
L: linux-edac@vger.kernel.org
S: Maintained
F: fs/efs/
EHEA (IBM pSeries eHEA 10Gb ethernet adapter) DRIVER
-M: Douglas Miller <dougmill@linux.vnet.ibm.com>
+M: Douglas Miller <dougmill@linux.ibm.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/ibm/ehea/
ETHERNET PHY LIBRARY
M: Andrew Lunn <andrew@lunn.ch>
M: Florian Fainelli <f.fainelli@gmail.com>
+M: Heiner Kallweit <hkallweit1@gmail.com>
L: netdev@vger.kernel.org
S: Maintained
F: Documentation/ABI/testing/sysfs-bus-mdio
F: include/linux/phy.h
F: include/linux/phy_fixed.h
F: include/linux/platform_data/mdio-bcm-unimac.h
+F: include/linux/platform_data/mdio-gpio.h
F: include/trace/events/mdio.h
F: include/uapi/linux/mdio.h
F: include/uapi/linux/mii.h
F: fs/ext4/
Extended Verification Module (EVM)
-M: Mimi Zohar <zohar@linux.vnet.ibm.com>
+M: Mimi Zohar <zohar@linux.ibm.com>
L: linux-integrity@vger.kernel.org
S: Supported
F: security/integrity/evm/
F: tools/firewire/
FIRMWARE LOADER (request_firmware)
-M: Luis R. Rodriguez <mcgrof@kernel.org>
+M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-kernel@vger.kernel.org
S: Maintained
F: Documentation/firmware_class/
FLASH ADAPTER DRIVER (IBM Flash Adapter 900GB Full Height PCI Flash Card)
M: Joshua Morris <josh.h.morris@us.ibm.com>
-M: Philip Kelleher <pjk1939@linux.vnet.ibm.com>
+M: Philip Kelleher <pjk1939@linux.ibm.com>
S: Maintained
F: drivers/block/rsxx/
F: Documentation/filesystems/fscrypt.rst
FSI-ATTACHED I2C DRIVER
-M: Eddie James <eajames@linux.vnet.ibm.com>
+M: Eddie James <eajames@linux.ibm.com>
L: linux-i2c@vger.kernel.org
L: openbmc@lists.ozlabs.org (moderated for non-subscribers)
S: Maintained
F: drivers/uio/uio_pci_generic.c
GENWQE (IBM Generic Workqueue Card)
-M: Frank Haverkamp <haver@linux.vnet.ibm.com>
-M: Guilherme G. Piccoli <gpiccoli@linux.vnet.ibm.com>
+M: Frank Haverkamp <haver@linux.ibm.com>
S: Supported
F: drivers/misc/genwqe/
GNSS SUBSYSTEM
M: Johan Hovold <johan@kernel.org>
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/johan/gnss.git
S: Maintained
F: Documentation/ABI/testing/sysfs-class-gnss
F: Documentation/devicetree/bindings/gnss/
GPIO MOCKUP DRIVER
M: Bamvor Jian Zhang <bamv2005@gmail.com>
- R: Bartosz Golaszewski <brgl@bgdev.pl>
L: linux-gpio@vger.kernel.org
S: Maintained
F: drivers/gpio/gpio-mockup.c
GPIO SUBSYSTEM
M: Linus Walleij <linus.walleij@linaro.org>
+M: Bartosz Golaszewski <bgolaszewski@baylibre.com>
L: linux-gpio@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio.git
S: Maintained
HID CORE LAYER
M: Jiri Kosina <jikos@kernel.org>
-R: Benjamin Tissoires <benjamin.tissoires@redhat.com>
+M: Benjamin Tissoires <benjamin.tissoires@redhat.com>
L: linux-input@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git
S: Maintained
F: drivers/hid/
F: include/linux/hid*
M: "K. Y. Srinivasan" <kys@microsoft.com>
M: Haiyang Zhang <haiyangz@microsoft.com>
M: Stephen Hemminger <sthemmin@microsoft.com>
+M: Sasha Levin <sashal@kernel.org>
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git
L: devel@linuxdriverproject.org
-S: Maintained
-F: Documentation/networking/netvsc.txt
+S: Supported
+F: Documentation/networking/device_drivers/microsoft/netvsc.txt
F: arch/x86/include/asm/mshyperv.h
F: arch/x86/include/asm/trace/hyperv.h
F: arch/x86/include/asm/hyperv-tlfs.h
S: Maintained
F: drivers/i2c/i2c-core-acpi.c
+I2C CONTROLLER DRIVER FOR NVIDIA GPU
+M: Ajay Gupta <ajayg@nvidia.com>
+L: linux-i2c@vger.kernel.org
+S: Maintained
+F: Documentation/i2c/busses/i2c-nvidia-gpu
+F: drivers/i2c/busses/i2c-nvidia-gpu.c
+
I2C MUXES
M: Peter Rosin <peda@axentia.se>
L: linux-i2c@vger.kernel.org
S: Maintained
F: drivers/i2c/i2c-stub.c
+I3C SUBSYSTEM
+M: Boris Brezillon <bbrezillon@kernel.org>
+L: linux-i3c@lists.infradead.org
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/i3c/linux.git
+S: Maintained
+F: Documentation/ABI/testing/sysfs-bus-i3c
+F: Documentation/devicetree/bindings/i3c/
+F: Documentation/driver-api/i3c
+F: drivers/i3c/
+F: include/linux/i3c/
+F: include/dt-bindings/i3c/
+
+I3C DRIVER FOR SYNOPSYS DESIGNWARE
+M: Vitor Soares <vitor.soares@synopsys.com>
+S: Maintained
+F: Documentation/devicetree/bindings/i3c/snps,dw-i3c-master.txt
+F: drivers/i3c/master/dw*
+
IA64 (Itanium) PLATFORM
M: Tony Luck <tony.luck@intel.com>
M: Fenghua Yu <fenghua.yu@intel.com>
F: lib/842/
IBM Power in-Nest Crypto Acceleration
-M: Leonidas S. Barbosa <leosilva@linux.vnet.ibm.com>
-M: Paulo Flabiano Smorigo <pfsmorigo@linux.vnet.ibm.com>
+M: Breno Leitão <leitao@debian.org>
+M: Nayna Jain <nayna@linux.ibm.com>
+M: Paulo Flabiano Smorigo <pfsmorigo@gmail.com>
L: linux-crypto@vger.kernel.org
S: Supported
F: drivers/crypto/nx/Makefile
F: drivers/scsi/ipr.*
IBM Power SRIOV Virtual NIC Device Driver
-M: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
-M: John Allen <jallen@linux.vnet.ibm.com>
+M: Thomas Falcon <tlfalcon@linux.ibm.com>
+M: John Allen <jallen@linux.ibm.com>
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/ibm/ibmvnic.*
F: arch/powerpc/include/uapi/asm/vas.h
IBM Power Virtual Ethernet Device Driver
-M: Thomas Falcon <tlfalcon@linux.vnet.ibm.com>
+M: Thomas Falcon <tlfalcon@linux.ibm.com>
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/ibm/ibmveth.*
IBM Power Virtual FC Device Drivers
-M: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
+M: Tyrel Datwyler <tyreld@linux.ibm.com>
L: linux-scsi@vger.kernel.org
S: Supported
F: drivers/scsi/ibmvscsi/ibmvfc*
IBM Power Virtual Management Channel Driver
-M: Bryant G. Ly <bryantly@linux.vnet.ibm.com>
-M: Steven Royer <seroyer@linux.vnet.ibm.com>
+M: Steven Royer <seroyer@linux.ibm.com>
S: Supported
F: drivers/misc/ibmvmc.*
IBM Power Virtual SCSI Device Drivers
-M: Tyrel Datwyler <tyreld@linux.vnet.ibm.com>
+M: Tyrel Datwyler <tyreld@linux.ibm.com>
L: linux-scsi@vger.kernel.org
S: Supported
F: drivers/scsi/ibmvscsi/ibmvscsi*
F: include/scsi/viosrp.h
IBM Power Virtual SCSI Device Target Driver
-M: Bryant G. Ly <bryantly@linux.vnet.ibm.com>
-M: Michael Cyr <mikecyr@linux.vnet.ibm.com>
+M: Michael Cyr <mikecyr@linux.ibm.com>
L: linux-scsi@vger.kernel.org
L: target-devel@vger.kernel.org
S: Supported
F: drivers/scsi/ibmvscsi_tgt/
IBM Power VMX Cryptographic instructions
-M: Leonidas S. Barbosa <leosilva@linux.vnet.ibm.com>
-M: Paulo Flabiano Smorigo <pfsmorigo@linux.vnet.ibm.com>
+M: Breno Leitão <leitao@debian.org>
+M: Nayna Jain <nayna@linux.ibm.com>
+M: Paulo Flabiano Smorigo <pfsmorigo@gmail.com>
L: linux-crypto@vger.kernel.org
S: Supported
F: drivers/crypto/vmx/Makefile
L: linux-crypto@vger.kernel.org
INTEGRITY MEASUREMENT ARCHITECTURE (IMA)
-M: Mimi Zohar <zohar@linux.vnet.ibm.com>
+M: Mimi Zohar <zohar@linux.ibm.com>
M: Dmitry Kasatkin <dmitry.kasatkin@gmail.com>
L: linux-integrity@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/zohar/linux-integrity.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queue.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git
S: Supported
-F: Documentation/networking/e100.rst
-F: Documentation/networking/e1000.rst
-F: Documentation/networking/e1000e.rst
-F: Documentation/networking/fm10k.rst
-F: Documentation/networking/igb.rst
-F: Documentation/networking/igbvf.rst
-F: Documentation/networking/ixgb.rst
-F: Documentation/networking/ixgbe.rst
-F: Documentation/networking/ixgbevf.rst
-F: Documentation/networking/i40e.rst
-F: Documentation/networking/iavf.rst
-F: Documentation/networking/ice.rst
+F: Documentation/networking/device_drivers/intel/e100.rst
+F: Documentation/networking/device_drivers/intel/e1000.rst
+F: Documentation/networking/device_drivers/intel/e1000e.rst
+F: Documentation/networking/device_drivers/intel/fm10k.rst
+F: Documentation/networking/device_drivers/intel/igb.rst
+F: Documentation/networking/device_drivers/intel/igbvf.rst
+F: Documentation/networking/device_drivers/intel/ixgb.rst
+F: Documentation/networking/device_drivers/intel/ixgbe.rst
+F: Documentation/networking/device_drivers/intel/ixgbevf.rst
+F: Documentation/networking/device_drivers/intel/i40e.rst
+F: Documentation/networking/device_drivers/intel/iavf.rst
+F: Documentation/networking/device_drivers/intel/ice.rst
F: drivers/net/ethernet/intel/
F: drivers/net/ethernet/intel/*/
F: include/linux/avf/virtchnl.h
F: drivers/media/pci/intel/ipu3/
F: Documentation/media/uapi/v4l/pixfmt-srggb10-ipu3.rst
+INTEL IPU3 CSI-2 IMGU DRIVER
+M: Sakari Ailus <sakari.ailus@linux.intel.com>
+L: linux-media@vger.kernel.org
+S: Maintained
+F: drivers/staging/media/ipu3/
+F: Documentation/media/uapi/v4l/pixfmt-meta-intel-ipu3.rst
+F: Documentation/media/v4l-drivers/ipu3.rst
+
INTEL IXP4XX QMGR, NPE, ETHERNET and HSS SUPPORT
M: Krzysztof Halasa <khalasa@piap.pl>
S: Maintained
M: Stanislav Yakovlev <stas.yakovlev@gmail.com>
L: linux-wireless@vger.kernel.org
S: Maintained
-F: Documentation/networking/README.ipw2100
-F: Documentation/networking/README.ipw2200
+F: Documentation/networking/device_drivers/intel/ipw2100.txt
+F: Documentation/networking/device_drivers/intel/ipw2200.txt
F: drivers/net/wireless/intel/ipw2x00/
INTEL PSTATE DRIVER
IOC3 ETHERNET DRIVER
M: Ralf Baechle <ralf@linux-mips.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/sgi/ioc3-eth.c
F: include/uapi/linux/isdn.h
F: include/uapi/linux/isdn/
-ISDN SUBSYSTEM (Eicon active card driver)
-M: Armin Schindler <mac@melware.de>
-L: isdn4linux@listserv.isdn4linux.de (subscribers-only)
-W: http://www.melware.de
-S: Maintained
-F: drivers/isdn/hardware/eicon/
-
IT87 HARDWARE MONITORING DRIVER
M: Jean Delvare <jdelvare@suse.com>
L: linux-hwmon@vger.kernel.org
F: drivers/media/platform/rcar_jpu.c
JSM Neo PCI based serial card
-M: Guilherme G. Piccoli <gpiccoli@linux.vnet.ibm.com>
L: linux-serial@vger.kernel.org
-S: Maintained
+S: Orphan
F: drivers/tty/serial/jsm/
K10TEMP HARDWARE MONITORING DRIVER
F: Documentation/dev-tools/kselftest*
KERNEL USERMODE HELPER
-M: "Luis R. Rodriguez" <mcgrof@kernel.org>
+M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-kernel@vger.kernel.org
S: Maintained
F: kernel/umh.c
KERNEL VIRTUAL MACHINE FOR MIPS (KVM/mips)
M: James Hogan <jhogan@kernel.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Supported
F: arch/mips/include/uapi/asm/kvm*
F: arch/mips/include/asm/kvm*
T: git git://git.kernel.org/pub/scm/virt/kvm/kvm.git
S: Supported
F: arch/x86/kvm/
+F: arch/x86/kvm/*/
F: arch/x86/include/uapi/asm/kvm*
F: arch/x86/include/asm/kvm*
F: arch/x86/include/asm/pvclock-abi.h
F: kernel/kexec*
KEYS-ENCRYPTED
-M: Mimi Zohar <zohar@linux.vnet.ibm.com>
+M: Mimi Zohar <zohar@linux.ibm.com>
L: linux-integrity@vger.kernel.org
L: keyrings@vger.kernel.org
S: Supported
F: security/keys/encrypted-keys/
KEYS-TRUSTED
-M: James Bottomley <jejb@linux.vnet.ibm.com>
+M: James Bottomley <jejb@linux.ibm.com>
M: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
-M: Mimi Zohar <zohar@linux.vnet.ibm.com>
+M: Mimi Zohar <zohar@linuxibm.com>
L: linux-integrity@vger.kernel.org
L: keyrings@vger.kernel.org
S: Supported
F: mm/kmemleak-test.c
KMOD KERNEL MODULE LOADER - USERMODE HELPER
-M: "Luis R. Rodriguez" <mcgrof@kernel.org>
+M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-kernel@vger.kernel.org
S: Maintained
F: kernel/kmod.c
F: tools/testing/selftests/kmod/
KPROBES
-M: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
+M: Naveen N. Rao <naveen.n.rao@linux.ibm.com>
M: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
M: "David S. Miller" <davem@davemloft.net>
M: Masami Hiramatsu <mhiramat@kernel.org>
LANTIQ MIPS ARCHITECTURE
M: John Crispin <john@phrozen.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/lantiq
F: drivers/soc/lantiq
LIBATA PATA ARASAN COMPACT FLASH CONTROLLER
M: Viresh Kumar <vireshk@kernel.org>
L: linux-ide@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
S: Maintained
F: include/linux/pata_arasan_cf_data.h
F: drivers/ata/pata_arasan_cf.c
LIBATA PATA FARADAY FTIDE010 AND GEMINI SATA BRIDGE DRIVERS
M: Linus Walleij <linus.walleij@linaro.org>
L: linux-ide@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
S: Maintained
F: drivers/ata/pata_ftide010.c
F: drivers/ata/sata_gemini.c
LIBATA SATA PROMISE TX2/TX4 CONTROLLER DRIVER
M: Mikael Pettersson <mikpelinux@gmail.com>
L: linux-ide@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
S: Maintained
F: drivers/ata/sata_promise.*
M: David Howells <dhowells@redhat.com>
M: Jade Alglave <j.alglave@ucl.ac.uk>
M: Luc Maranget <luc.maranget@inria.fr>
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
R: Akira Yokosawa <akiyks@gmail.com>
R: Daniel Lustig <dlustig@nvidia.com>
L: linux-kernel@vger.kernel.org
MARDUK (CREATOR CI40) DEVICE TREE SUPPORT
M: Rahul Bedarkar <rahulbedarkar89@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/boot/dts/img/pistachio_marduk.dts
MARVELL 88E6XXX ETHERNET SWITCH FABRIC DRIVER
M: Andrew Lunn <andrew@lunn.ch>
-M: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
+M: Vivien Didelot <vivien.didelot@gmail.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/dsa/mv88e6xxx/
F: Documentation/devicetree/bindings/display/armada/
MARVELL CRYPTO DRIVER
-M: Boris Brezillon <boris.brezillon@bootlin.com>
+M: Boris Brezillon <bbrezillon@kernel.org>
M: Arnaud Ebalard <arno@natisbad.org>
F: drivers/crypto/marvell/
S: Maintained
F: Documentation/devicetree/bindings/media/mediatek-vcodec.txt
F: Documentation/devicetree/bindings/media/mediatek-vpu.txt
+MEDIATEK MT76 WIRELESS LAN DRIVER
+M: Felix Fietkau <nbd@nbd.name>
+M: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>
+L: linux-wireless@vger.kernel.org
+S: Maintained
+F: drivers/net/wireless/mediatek/mt76/
+
MEDIATEK MT7601U WIRELESS LAN DRIVER
M: Jakub Kicinski <kubakici@wp.pl>
L: linux-wireless@vger.kernel.org
MEMBARRIER SUPPORT
M: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
L: linux-kernel@vger.kernel.org
S: Supported
F: kernel/sched/membarrier.c
MEMORY TECHNOLOGY DEVICES (MTD)
M: David Woodhouse <dwmw2@infradead.org>
M: Brian Norris <computersforpeace@gmail.com>
-M: Boris Brezillon <boris.brezillon@bootlin.com>
+M: Boris Brezillon <bbrezillon@kernel.org>
M: Marek Vasut <marek.vasut@gmail.com>
M: Richard Weinberger <richard@nod.at>
L: linux-mtd@lists.infradead.org
S: Supported
F: drivers/media/platform/atmel/atmel-isc.c
F: drivers/media/platform/atmel/atmel-isc-regs.h
-F: devicetree/bindings/media/atmel-isc.txt
+F: Documentation/devicetree/bindings/media/atmel-isc.txt
MICROCHIP ISI DRIVER
M: Eugen Hristev <eugen.hristev@microchip.com>
L: linux-media@vger.kernel.org
S: Supported
F: drivers/media/platform/atmel/atmel-isi.c
-F: include/media/atmel-isi.h
+F: drivers/media/platform/atmel/atmel-isi.h
MICROCHIP AT91 USART MFD DRIVER
M: Radu Pirea <radu_nicolae.pirea@upb.ro>
S: Maintained
F: drivers/mmc/host/atmel-mci.c
+MICROCHIP MCP16502 PMIC DRIVER
+M: Andrei Stefanescu <andrei.stefanescu@microchip.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: Documentation/devicetree/bindings/regulator/mcp16502-regulator.txt
+F: drivers/regulator/mcp16502.c
+
MICROCHIP MCP3911 ADC DRIVER
M: Marcus Folkesson <marcus.folkesson@gmail.com>
M: Kent Gustavsson <kent@minoris.se>
S: Supported
F: drivers/power/reset/at91-sama5d2_shdwc.c
+ MICROCHIP SAMA5D2-COMPATIBLE PIOBU GPIO
+ M: Andrei Stefanescu <andrei.stefanescu@microchip.com>
+ L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+ L: linux-gpio@vger.kernel.org
+ F: drivers/gpio/gpio-sama5d2-piobu.c
+
MICROCHIP SPI DRIVER
M: Nicolas Ferre <nicolas.ferre@microchip.com>
S: Supported
MICROSEMI MIPS SOCS
M: Alexandre Belloni <alexandre.belloni@bootlin.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/generic/board-ocelot.c
F: arch/mips/configs/generic/board-ocelot.config
MICROSEMI ETHERNET SWITCH DRIVER
M: Alexandre Belloni <alexandre.belloni@bootlin.com>
+M: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/mscc/
M: Ralf Baechle <ralf@linux-mips.org>
M: Paul Burton <paul.burton@mips.com>
M: James Hogan <jhogan@kernel.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
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
MIPS BOSTON DEVELOPMENT BOARD
M: Paul Burton <paul.burton@mips.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/clock/img,boston-clock.txt
F: arch/mips/boot/dts/img/boston.dts
MIPS GENERIC PLATFORM
M: Paul Burton <paul.burton@mips.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Supported
F: Documentation/devicetree/bindings/power/mti,mips-cpc.txt
F: arch/mips/generic/
MIPS/LOONGSON1 ARCHITECTURE
M: Keguang Zhang <keguang.zhang@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/loongson32/
F: arch/mips/include/asm/mach-loongson32/
MIPS/LOONGSON2 ARCHITECTURE
M: Jiaxun Yang <jiaxun.yang@flygoat.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/loongson64/fuloong-2e/
F: arch/mips/loongson64/lemote-2f/
MIPS/LOONGSON3 ARCHITECTURE
M: Huacai Chen <chenhc@lemote.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/loongson64/
F: arch/mips/include/asm/mach-loongson64/
MIPS RINT INSTRUCTION EMULATION
M: Aleksandar Markovic <aleksandar.markovic@mips.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Supported
F: arch/mips/math-emu/sp_rint.c
F: arch/mips/math-emu/dp_rint.c
F: drivers/media/radio/radio-miropcm20*
MMP SUPPORT
-M: Eric Miao <eric.y.miao@gmail.com>
-M: Haojian Zhuang <haojian.zhuang@gmail.com>
+R: Lubomir Rintel <lkundrak@v3.sk>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
-T: git git://github.com/hzhuang1/linux.git
-T: git git://git.linaro.org/people/ycmiao/pxa-linux.git
-S: Maintained
+S: Odd Fixes
F: arch/arm/boot/dts/mmp*
F: arch/arm/mach-mmp/
F: drivers/net/ethernet/myricom/myri10ge/
NAND FLASH SUBSYSTEM
-M: Boris Brezillon <boris.brezillon@bootlin.com>
+M: Boris Brezillon <bbrezillon@kernel.org>
M: Miquel Raynal <miquel.raynal@bootlin.com>
R: Richard Weinberger <richard@nod.at>
L: linux-mtd@lists.infradead.org
M: Jon Mason <jdmason@kudzu.us>
L: netdev@vger.kernel.org
S: Supported
-F: Documentation/networking/s2io.txt
-F: Documentation/networking/vxge.txt
+F: Documentation/networking/device_drivers/neterion/s2io.txt
+F: Documentation/networking/device_drivers/neterion/vxge.txt
F: drivers/net/ethernet/neterion/
NETFILTER
NETWORKING [DSA]
M: Andrew Lunn <andrew@lunn.ch>
-M: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
+M: Vivien Didelot <vivien.didelot@gmail.com>
M: Florian Fainelli <f.fainelli@gmail.com>
S: Maintained
F: Documentation/devicetree/bindings/net/dsa/
S: Supported
F: drivers/nfc/nxp-nci
+OBJAGG
+M: Jiri Pirko <jiri@mellanox.com>
+L: netdev@vger.kernel.org
+S: Supported
+F: lib/objagg.c
+F: lib/test_objagg.c
+F: include/linux/objagg.h
+
OBJTOOL
M: Josh Poimboeuf <jpoimboe@redhat.com>
M: Peter Zijlstra <peterz@infradead.org>
F: tools/objtool/
OCXL (Open Coherent Accelerator Processor Interface OpenCAPI) DRIVER
-M: Frederic Barrat <fbarrat@linux.vnet.ibm.com>
+M: Frederic Barrat <fbarrat@linux.ibm.com>
M: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
L: linuxppc-dev@lists.ozlabs.org
S: Supported
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
L: linux-omap@vger.kernel.org
S: Maintained
-F: sound/soc/omap/
+F: sound/soc/ti/omap*
+F: sound/soc/ti/rx51.c
+F: sound/soc/ti/n810.c
+F: sound/soc/ti/sdma-pcm.*
OMAP CLOCK FRAMEWORK SUPPORT
M: Paul Walmsley <paul@pwsan.com>
S: Maintained
F: arch/arm/mach-omap2/omap_hwmod.*
+OMAP I2C DRIVER
+M: Vignesh R <vigneshr@ti.com>
+L: linux-omap@vger.kernel.org
+L: linux-i2c@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/i2c/i2c-omap.txt
+F: drivers/i2c/busses/i2c-omap.c
+
OMAP IMAGING SUBSYSTEM (OMAP3 ISP and OMAP4 ISS)
M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
L: linux-media@vger.kernel.org
F: drivers/staging/media/omap4iss/
OMAP MMC SUPPORT
-M: Jarkko Lavinen <jarkko.lavinen@nokia.com>
+M: Aaro Koskinen <aaro.koskinen@iki.fi>
L: linux-omap@vger.kernel.org
-S: Maintained
+S: Odd Fixes
F: drivers/mmc/host/omap.c
OMAP POWER MANAGEMENT SUPPORT
ONION OMEGA2+ BOARD
M: Harvey Hunt <harveyhuntnexus@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/boot/dts/ralink/omega2p.dts
PIN CONTROLLER - INTEL
M: Mika Westerberg <mika.westerberg@linux.intel.com>
M: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/pinctrl/intel.git
S: Maintained
F: drivers/pinctrl/intel/
PISTACHIO SOC SUPPORT
M: James Hartley <james.hartley@sondrel.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Odd Fixes
F: arch/mips/pistachio/
F: arch/mips/include/asm/mach-pistachio/
F: include/linux/printk.h
PRISM54 WIRELESS DRIVER
-M: "Luis R. Rodriguez" <mcgrof@gmail.com>
+M: Luis Chamberlain <mcgrof@kernel.org>
L: linux-wireless@vger.kernel.org
W: http://wireless.kernel.org/en/users/Drivers/p54
S: Obsolete
F: fs/proc/
F: include/linux/proc_fs.h
F: tools/testing/selftests/proc/
+F: Documentation/filesystems/proc.txt
PROC SYSCTL
-M: "Luis R. Rodriguez" <mcgrof@kernel.org>
+M: Luis Chamberlain <mcgrof@kernel.org>
M: Kees Cook <keescook@chromium.org>
L: linux-kernel@vger.kernel.org
L: linux-fsdevel@vger.kernel.org
M: Dept-GELinuxNICDev@cavium.com
L: netdev@vger.kernel.org
S: Supported
-F: Documentation/networking/LICENSE.qla3xxx
+F: Documentation/networking/device_drivers/qlogic/LICENSE.qla3xxx
F: drivers/net/ethernet/qlogic/qla3xxx.*
QLOGIC QLA4XXX iSCSI DRIVER
S: Maintained
F: drivers/bus/fsl-mc/
F: Documentation/devicetree/bindings/misc/fsl,qoriq-mc.txt
-F: Documentation/networking/dpaa2/overview.rst
+F: Documentation/networking/device_drivers/freescale/dpaa2/overview.rst
QT1010 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
F: drivers/net/wireless/ath/ath9k/
QUALCOMM CAMERA SUBSYSTEM DRIVER
-M: Todor Tomov <todor.tomov@linaro.org>
+M: Todor Tomov <todor.too@gmail.com>
L: linux-media@vger.kernel.org
S: Maintained
F: Documentation/devicetree/bindings/media/qcom,camss.txt
RALINK MIPS ARCHITECTURE
M: John Crispin <john@phrozen.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/ralink
RANCHU VIRTUAL BOARD FOR MIPS
M: Miodrag Dinic <miodrag.dinic@mips.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Supported
F: arch/mips/generic/board-ranchu.c
F: arch/mips/configs/generic/board-ranchu.config
F: drivers/net/wireless/ray*
RCUTORTURE TEST FRAMEWORK
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
M: Josh Triplett <josh@joshtriplett.org>
R: Steven Rostedt <rostedt@goodmis.org>
R: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
M: Reinette Chatre <reinette.chatre@intel.com>
L: linux-kernel@vger.kernel.org
S: Supported
-F: arch/x86/kernel/cpu/intel_rdt*
-F: arch/x86/include/asm/intel_rdt_sched.h
-F: Documentation/x86/intel_rdt*
+F: arch/x86/kernel/cpu/resctrl/
+F: arch/x86/include/asm/resctrl_sched.h
+F: Documentation/x86/resctrl*
READ-COPY UPDATE (RCU)
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
M: Josh Triplett <josh@joshtriplett.org>
R: Steven Rostedt <rostedt@goodmis.org>
R: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
R: Lai Jiangshan <jiangshanlai@gmail.com>
+R: Joel Fernandes <joel@joelfernandes.org>
L: linux-kernel@vger.kernel.org
W: http://www.rdrop.com/users/paulmck/RCU/
S: Supported
RESTARTABLE SEQUENCES SUPPORT
M: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
M: Peter Zijlstra <peterz@infradead.org>
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
M: Boqun Feng <boqun.feng@gmail.com>
L: linux-kernel@vger.kernel.org
S: Supported
F: drivers/media/platform/rockchip/rga/
F: Documentation/devicetree/bindings/media/rockchip-rga.txt
+ROCKCHIP VPU CODEC DRIVER
+M: Ezequiel Garcia <ezequiel@collabora.com>
+L: linux-media@vger.kernel.org
+S: Maintained
+F: drivers/staging/media/platform/rockchip/vpu/
+F: Documentation/devicetree/bindings/media/rockchip-vpu.txt
+
ROCKER DRIVER
M: Jiri Pirko <jiri@resnulli.us>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/media/common/saa7146/
F: drivers/media/pci/saa7146/
-F: include/media/saa7146*
+F: include/media/drv-intf/saa7146*
SAMSUNG AUDIO (ASoC) DRIVERS
M: Krzysztof Kozlowski <krzk@kernel.org>
F: include/scsi/sg.h
SCSI SUBSYSTEM
-M: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>
+M: "James E.J. Bottomley" <jejb@linux.ibm.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git
M: "Martin K. Petersen" <martin.petersen@oracle.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git
S: Maintained
F: drivers/mmc/host/sdricoh_cs.c
+SECO BOARDS CEC DRIVER
+M: Ettore Chimenti <ek5.chimenti@gmail.com>
+S: Maintained
+F: drivers/media/platform/seco-cec/seco-cec.c
+F: drivers/media/platform/seco-cec/seco-cec.h
+
SECURE COMPUTING
M: Kees Cook <keescook@chromium.org>
R: Andy Lutomirski <luto@amacapital.net>
SLEEPABLE READ-COPY UPDATE (SRCU)
M: Lai Jiangshan <jiangshanlai@gmail.com>
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
M: Josh Triplett <josh@joshtriplett.org>
R: Steven Rostedt <rostedt@goodmis.org>
R: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
F: include/linux/raid/
F: include/uapi/linux/raid/
+SOCIONEXT (SNI) AVE NETWORK DRIVER
+M: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: drivers/net/ethernet/socionext/sni_ave.c
+F: Documentation/devicetree/bindings/net/socionext,uniphier-ave4.txt
+
SOCIONEXT (SNI) NETSEC NETWORK DRIVER
M: Jassi Brar <jaswinder.singh@linaro.org>
L: netdev@vger.kernel.org
F: drivers/ssb/
F: include/linux/ssb/
+SONY IMX214 SENSOR DRIVER
+M: Ricardo Ribalda <ricardo.ribalda@gmail.com>
+L: linux-media@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+S: Maintained
+F: drivers/media/i2c/imx214.c
+F: Documentation/devicetree/bindings/media/i2c/sony,imx214.txt
+
SONY IMX258 SENSOR DRIVER
M: Sakari Ailus <sakari.ailus@linux.intel.com>
L: linux-media@vger.kernel.org
F: Documentation/devicetree/bindings/sound/
F: Documentation/sound/soc/
F: sound/soc/
+F: include/dt-bindings/sound/
F: include/sound/soc*
SOUNDWIRE SUBSYSTEM
F: drivers/tty/vcc.c
SPARSE CHECKER
-M: "Christopher Li" <sparse@chrisli.org>
+M: "Luc Van Oostenryck" <luc.vanoostenryck@gmail.com>
L: linux-sparse@vger.kernel.org
W: https://sparse.wiki.kernel.org/
T: git git://git.kernel.org/pub/scm/devel/sparse/sparse.git
-T: git git://git.kernel.org/pub/scm/devel/sparse/chrisl/sparse.git
S: Maintained
F: include/linux/compiler.h
M: Ishizaki Kou <kou.ishizaki@toshiba.co.jp>
L: netdev@vger.kernel.org
S: Supported
-F: Documentation/networking/spider_net.txt
+F: Documentation/networking/device_drivers/toshiba/spider_net.txt
F: drivers/net/ethernet/toshiba/spider_net*
SPMI SUBSYSTEM
STABLE BRANCH
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
+M: Sasha Levin <sashal@kernel.org>
L: stable@vger.kernel.org
S: Supported
F: Documentation/process/stable-kernel-rules.rst
F: drivers/clk/keystone/sci-clk.c
F: drivers/reset/reset-ti-sci.c
+Texas Instruments ASoC drivers
+M: Peter Ujfalusi <peter.ujfalusi@ti.com>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Maintained
+F: sound/soc/ti/
+
THANKO'S RAREMONO AM/FM/SW RADIO RECEIVER USB DRIVER
M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
L: tlan-devel@lists.sourceforge.net (subscribers-only)
W: http://sourceforge.net/projects/tlan/
S: Maintained
-F: Documentation/networking/tlan.txt
+F: Documentation/networking/device_drivers/ti/tlan.txt
F: drivers/net/ethernet/ti/tlan.*
TM6000 VIDEO4LINUX DRIVER
TORTURE-TEST MODULES
M: Davidlohr Bueso <dave@stgolabs.net>
-M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
+M: "Paul E. McKenney" <paulmck@linux.ibm.com>
M: Josh Triplett <josh@joshtriplett.org>
L: linux-kernel@vger.kernel.org
S: Supported
TURBOCHANNEL SUBSYSTEM
M: "Maciej W. Rozycki" <macro@linux-mips.org>
M: Ralf Baechle <ralf@linux-mips.org>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
Q: http://patchwork.linux-mips.org/project/linux-mips/list/
S: Maintained
F: drivers/tc/
USB HID/HIDBP DRIVERS (USB KEYBOARDS, MICE, REMOTE CONTROLS, ...)
M: Jiri Kosina <jikos@kernel.org>
-R: Benjamin Tissoires <benjamin.tissoires@redhat.com>
+M: Benjamin Tissoires <benjamin.tissoires@redhat.com>
L: linux-usb@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git
S: Maintained
F: Documentation/hid/hiddev.txt
F: drivers/hid/usbhid/
VOCORE VOCORE2 BOARD
M: Harvey Hunt <harveyhuntnexus@gmail.com>
-L: linux-mips@linux-mips.org
+L: linux-mips@vger.kernel.org
S: Maintained
F: arch/mips/boot/dts/ralink/vocore2.dts
F: include/linux/xarray.h
F: tools/testing/radix-tree
+XBOX DVD IR REMOTE
+M: Benjamin Valentin <benpicco@googlemail.com>
+S: Maintained
+F: drivers/media/rc/xbox_remote.c
+F: drivers/media/rc/keymaps/rc-xbox-dvd.c
+
XC2028/3028 TUNER DRIVER
M: Mauro Carvalho Chehab <mchehab@kernel.org>
L: linux-media@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git
S: Supported
F: arch/x86/xen/
+F: arch/x86/platform/pvh/
F: drivers/*/xen-*front.c
F: drivers/xen/
F: arch/x86/include/asm/xen/
#include <linux/module.h>
#include <linux/of_platform.h>
#include <linux/platform_data/pca953x.h>
+ #include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/slab.h>
#define PCA953X_INVERT 0x02
#define PCA953X_DIRECTION 0x03
+ #define REG_ADDR_MASK 0x3f
+ #define REG_ADDR_EXT 0x40
#define REG_ADDR_AI 0x80
#define PCA957X_IN 0x00
#define PCA_GPIO_MASK 0x00FF
#define PCAL_GPIO_MASK 0x1f
- #define PCAL_PINCTRL_MASK 0xe0
+ #define PCAL_PINCTRL_MASK 0x60
#define PCA_INT 0x0100
#define PCA_PCAL 0x0200
int direction;
int output;
int input;
+ int invert;
};
static const struct pca953x_reg_config pca953x_regs = {
.direction = PCA953X_DIRECTION,
.output = PCA953X_OUTPUT,
.input = PCA953X_INPUT,
+ .invert = PCA953X_INVERT,
};
static const struct pca953x_reg_config pca957x_regs = {
.direction = PCA957X_CFG,
.output = PCA957X_OUT,
.input = PCA957X_IN,
+ .invert = PCA957X_INVRT,
};
struct pca953x_chip {
unsigned gpio_start;
- u8 reg_output[MAX_BANK];
- u8 reg_direction[MAX_BANK];
struct mutex i2c_lock;
+ struct regmap *regmap;
#ifdef CONFIG_GPIO_PCA953X_IRQ
struct mutex irq_lock;
struct regulator *regulator;
const struct pca953x_reg_config *regs;
-
- int (*write_regs)(struct pca953x_chip *, int, u8 *);
- int (*read_regs)(struct pca953x_chip *, int, u8 *);
};
- static int pca953x_read_single(struct pca953x_chip *chip, int reg, u32 *val,
- int off)
+ static int pca953x_bank_shift(struct pca953x_chip *chip)
{
- int ret;
- int bank_shift = fls((chip->gpio_chip.ngpio - 1) / BANK_SZ);
- int offset = off / BANK_SZ;
+ return fls((chip->gpio_chip.ngpio - 1) / BANK_SZ);
+ }
- ret = i2c_smbus_read_byte_data(chip->client,
- (reg << bank_shift) + offset);
- *val = ret;
+ #define PCA953x_BANK_INPUT BIT(0)
+ #define PCA953x_BANK_OUTPUT BIT(1)
+ #define PCA953x_BANK_POLARITY BIT(2)
+ #define PCA953x_BANK_CONFIG BIT(3)
- if (ret < 0) {
- dev_err(&chip->client->dev, "failed reading register\n");
- return ret;
+ #define PCA957x_BANK_INPUT BIT(0)
+ #define PCA957x_BANK_POLARITY BIT(1)
+ #define PCA957x_BANK_BUSHOLD BIT(2)
+ #define PCA957x_BANK_CONFIG BIT(4)
+ #define PCA957x_BANK_OUTPUT BIT(5)
+
+ #define PCAL9xxx_BANK_IN_LATCH BIT(8 + 2)
+ #define PCAL9xxx_BANK_IRQ_MASK BIT(8 + 5)
+ #define PCAL9xxx_BANK_IRQ_STAT BIT(8 + 6)
+
+ /*
+ * We care about the following registers:
+ * - Standard set, below 0x40, each port can be replicated up to 8 times
+ * - PCA953x standard
+ * Input port 0x00 + 0 * bank_size R
+ * Output port 0x00 + 1 * bank_size RW
+ * Polarity Inversion port 0x00 + 2 * bank_size RW
+ * Configuration port 0x00 + 3 * bank_size RW
+ * - PCA957x with mixed up registers
+ * Input port 0x00 + 0 * bank_size R
+ * Polarity Inversion port 0x00 + 1 * bank_size RW
+ * Bus hold port 0x00 + 2 * bank_size RW
+ * Configuration port 0x00 + 4 * bank_size RW
+ * Output port 0x00 + 5 * bank_size RW
+ *
+ * - Extended set, above 0x40, often chip specific.
+ * - PCAL6524/PCAL9555A with custom PCAL IRQ handling:
+ * Input latch register 0x40 + 2 * bank_size RW
+ * Interrupt mask register 0x40 + 5 * bank_size RW
+ * Interrupt status register 0x40 + 6 * bank_size R
+ *
+ * - Registers with bit 0x80 set, the AI bit
+ * The bit is cleared and the registers fall into one of the
+ * categories above.
+ */
+
+ static bool pca953x_check_register(struct pca953x_chip *chip, unsigned int reg,
+ u32 checkbank)
+ {
+ int bank_shift = pca953x_bank_shift(chip);
+ int bank = (reg & REG_ADDR_MASK) >> bank_shift;
+ int offset = reg & (BIT(bank_shift) - 1);
+
+ /* Special PCAL extended register check. */
+ if (reg & REG_ADDR_EXT) {
+ if (!(chip->driver_data & PCA_PCAL))
+ return false;
+ bank += 8;
}
- return 0;
+ /* Register is not in the matching bank. */
+ if (!(BIT(bank) & checkbank))
+ return false;
+
+ /* Register is not within allowed range of bank. */
+ if (offset >= NBANK(chip))
+ return false;
+
+ return true;
}
- static int pca953x_write_single(struct pca953x_chip *chip, int reg, u32 val,
- int off)
+ static bool pca953x_readable_register(struct device *dev, unsigned int reg)
{
- int ret;
- int bank_shift = fls((chip->gpio_chip.ngpio - 1) / BANK_SZ);
- int offset = off / BANK_SZ;
+ struct pca953x_chip *chip = dev_get_drvdata(dev);
+ u32 bank;
- ret = i2c_smbus_write_byte_data(chip->client,
- (reg << bank_shift) + offset, val);
+ if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE) {
+ bank = PCA953x_BANK_INPUT | PCA953x_BANK_OUTPUT |
+ PCA953x_BANK_POLARITY | PCA953x_BANK_CONFIG;
+ } else {
+ bank = PCA957x_BANK_INPUT | PCA957x_BANK_OUTPUT |
+ PCA957x_BANK_POLARITY | PCA957x_BANK_CONFIG |
+ PCA957x_BANK_BUSHOLD;
+ }
- if (ret < 0) {
- dev_err(&chip->client->dev, "failed writing register\n");
- return ret;
+ if (chip->driver_data & PCA_PCAL) {
+ bank |= PCAL9xxx_BANK_IN_LATCH | PCAL9xxx_BANK_IRQ_MASK |
+ PCAL9xxx_BANK_IRQ_STAT;
}
- return 0;
+ return pca953x_check_register(chip, reg, bank);
}
- static int pca953x_write_regs_8(struct pca953x_chip *chip, int reg, u8 *val)
+ static bool pca953x_writeable_register(struct device *dev, unsigned int reg)
{
- return i2c_smbus_write_byte_data(chip->client, reg, *val);
- }
+ struct pca953x_chip *chip = dev_get_drvdata(dev);
+ u32 bank;
- static int pca953x_write_regs_16(struct pca953x_chip *chip, int reg, u8 *val)
- {
- u16 word = get_unaligned((u16 *)val);
+ if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE) {
+ bank = PCA953x_BANK_OUTPUT | PCA953x_BANK_POLARITY |
+ PCA953x_BANK_CONFIG;
+ } else {
+ bank = PCA957x_BANK_OUTPUT | PCA957x_BANK_POLARITY |
+ PCA957x_BANK_CONFIG | PCA957x_BANK_BUSHOLD;
+ }
- return i2c_smbus_write_word_data(chip->client, reg << 1, word);
+ if (chip->driver_data & PCA_PCAL)
+ bank |= PCAL9xxx_BANK_IN_LATCH | PCAL9xxx_BANK_IRQ_MASK;
+
+ return pca953x_check_register(chip, reg, bank);
}
- static int pca957x_write_regs_16(struct pca953x_chip *chip, int reg, u8 *val)
+ static bool pca953x_volatile_register(struct device *dev, unsigned int reg)
{
- int ret;
+ struct pca953x_chip *chip = dev_get_drvdata(dev);
+ u32 bank;
- ret = i2c_smbus_write_byte_data(chip->client, reg << 1, val[0]);
- if (ret < 0)
- return ret;
+ if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE)
+ bank = PCA953x_BANK_INPUT;
+ else
+ bank = PCA957x_BANK_INPUT;
+
+ if (chip->driver_data & PCA_PCAL)
+ bank |= PCAL9xxx_BANK_IRQ_STAT;
- return i2c_smbus_write_byte_data(chip->client, (reg << 1) + 1, val[1]);
+ return pca953x_check_register(chip, reg, bank);
}
- static int pca953x_write_regs_24(struct pca953x_chip *chip, int reg, u8 *val)
+ const struct regmap_config pca953x_i2c_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .readable_reg = pca953x_readable_register,
+ .writeable_reg = pca953x_writeable_register,
+ .volatile_reg = pca953x_volatile_register,
+
+ .cache_type = REGCACHE_RBTREE,
+ .max_register = 0x7f,
+ };
+
+ static u8 pca953x_recalc_addr(struct pca953x_chip *chip, int reg, int off,
+ bool write, bool addrinc)
{
- int bank_shift = fls((chip->gpio_chip.ngpio - 1) / BANK_SZ);
+ int bank_shift = pca953x_bank_shift(chip);
int addr = (reg & PCAL_GPIO_MASK) << bank_shift;
int pinctrl = (reg & PCAL_PINCTRL_MASK) << 1;
+ u8 regaddr = pinctrl | addr | (off / BANK_SZ);
+
+ /* Single byte read doesn't need AI bit set. */
+ if (!addrinc)
+ return regaddr;
+
+ /* Chips with 24 and more GPIOs always support Auto Increment */
+ if (write && NBANK(chip) > 2)
+ regaddr |= REG_ADDR_AI;
- return i2c_smbus_write_i2c_block_data(chip->client,
- pinctrl | addr | REG_ADDR_AI,
- NBANK(chip), val);
+ /* PCA9575 needs address-increment on multi-byte writes */
+ if (PCA_CHIP_TYPE(chip->driver_data) == PCA957X_TYPE)
+ regaddr |= REG_ADDR_AI;
+
+ return regaddr;
}
static int pca953x_write_regs(struct pca953x_chip *chip, int reg, u8 *val)
{
- int ret = 0;
+ u8 regaddr = pca953x_recalc_addr(chip, reg, 0, true, true);
+ int ret;
- ret = chip->write_regs(chip, reg, val);
+ ret = regmap_bulk_write(chip->regmap, regaddr, val, NBANK(chip));
if (ret < 0) {
dev_err(&chip->client->dev, "failed writing register\n");
return ret;
return 0;
}
- static int pca953x_read_regs_8(struct pca953x_chip *chip, int reg, u8 *val)
- {
- int ret;
-
- ret = i2c_smbus_read_byte_data(chip->client, reg);
- *val = ret;
-
- return ret;
- }
-
- static int pca953x_read_regs_16(struct pca953x_chip *chip, int reg, u8 *val)
- {
- int ret;
-
- ret = i2c_smbus_read_word_data(chip->client, reg << 1);
- put_unaligned(ret, (u16 *)val);
-
- return ret;
- }
-
- static int pca953x_read_regs_24(struct pca953x_chip *chip, int reg, u8 *val)
- {
- int bank_shift = fls((chip->gpio_chip.ngpio - 1) / BANK_SZ);
- int addr = (reg & PCAL_GPIO_MASK) << bank_shift;
- int pinctrl = (reg & PCAL_PINCTRL_MASK) << 1;
-
- return i2c_smbus_read_i2c_block_data(chip->client,
- pinctrl | addr | REG_ADDR_AI,
- NBANK(chip), val);
- }
-
static int pca953x_read_regs(struct pca953x_chip *chip, int reg, u8 *val)
{
+ u8 regaddr = pca953x_recalc_addr(chip, reg, 0, false, true);
int ret;
- ret = chip->read_regs(chip, reg, val);
+ ret = regmap_bulk_read(chip->regmap, regaddr, val, NBANK(chip));
if (ret < 0) {
dev_err(&chip->client->dev, "failed reading register\n");
return ret;
static int pca953x_gpio_direction_input(struct gpio_chip *gc, unsigned off)
{
struct pca953x_chip *chip = gpiochip_get_data(gc);
- u8 reg_val;
+ u8 dirreg = pca953x_recalc_addr(chip, chip->regs->direction, off,
+ true, false);
+ u8 bit = BIT(off % BANK_SZ);
int ret;
mutex_lock(&chip->i2c_lock);
- reg_val = chip->reg_direction[off / BANK_SZ] | (1u << (off % BANK_SZ));
-
- ret = pca953x_write_single(chip, chip->regs->direction, reg_val, off);
- if (ret)
- goto exit;
-
- chip->reg_direction[off / BANK_SZ] = reg_val;
- exit:
+ ret = regmap_write_bits(chip->regmap, dirreg, bit, bit);
mutex_unlock(&chip->i2c_lock);
return ret;
}
unsigned off, int val)
{
struct pca953x_chip *chip = gpiochip_get_data(gc);
- u8 reg_val;
+ u8 dirreg = pca953x_recalc_addr(chip, chip->regs->direction, off,
+ true, false);
+ u8 outreg = pca953x_recalc_addr(chip, chip->regs->output, off,
+ true, false);
+ u8 bit = BIT(off % BANK_SZ);
int ret;
mutex_lock(&chip->i2c_lock);
/* set output level */
- if (val)
- reg_val = chip->reg_output[off / BANK_SZ]
- | (1u << (off % BANK_SZ));
- else
- reg_val = chip->reg_output[off / BANK_SZ]
- & ~(1u << (off % BANK_SZ));
-
- ret = pca953x_write_single(chip, chip->regs->output, reg_val, off);
+ ret = regmap_write_bits(chip->regmap, outreg, bit, val ? bit : 0);
if (ret)
goto exit;
- chip->reg_output[off / BANK_SZ] = reg_val;
-
/* then direction */
- reg_val = chip->reg_direction[off / BANK_SZ] & ~(1u << (off % BANK_SZ));
- ret = pca953x_write_single(chip, chip->regs->direction, reg_val, off);
- if (ret)
- goto exit;
-
- chip->reg_direction[off / BANK_SZ] = reg_val;
+ ret = regmap_write_bits(chip->regmap, dirreg, bit, 0);
exit:
mutex_unlock(&chip->i2c_lock);
return ret;
static int pca953x_gpio_get_value(struct gpio_chip *gc, unsigned off)
{
struct pca953x_chip *chip = gpiochip_get_data(gc);
+ u8 inreg = pca953x_recalc_addr(chip, chip->regs->input, off,
+ true, false);
+ u8 bit = BIT(off % BANK_SZ);
u32 reg_val;
int ret;
mutex_lock(&chip->i2c_lock);
- ret = pca953x_read_single(chip, chip->regs->input, ®_val, off);
+ ret = regmap_read(chip->regmap, inreg, ®_val);
mutex_unlock(&chip->i2c_lock);
if (ret < 0) {
/* NOTE: diagnostic already emitted; that's all we should
return 0;
}
- return (reg_val & (1u << (off % BANK_SZ))) ? 1 : 0;
+ return !!(reg_val & bit);
}
static void pca953x_gpio_set_value(struct gpio_chip *gc, unsigned off, int val)
{
struct pca953x_chip *chip = gpiochip_get_data(gc);
- u8 reg_val;
- int ret;
+ u8 outreg = pca953x_recalc_addr(chip, chip->regs->output, off,
+ true, false);
+ u8 bit = BIT(off % BANK_SZ);
mutex_lock(&chip->i2c_lock);
- if (val)
- reg_val = chip->reg_output[off / BANK_SZ]
- | (1u << (off % BANK_SZ));
- else
- reg_val = chip->reg_output[off / BANK_SZ]
- & ~(1u << (off % BANK_SZ));
-
- ret = pca953x_write_single(chip, chip->regs->output, reg_val, off);
- if (ret)
- goto exit;
-
- chip->reg_output[off / BANK_SZ] = reg_val;
- exit:
+ regmap_write_bits(chip->regmap, outreg, bit, val ? bit : 0);
mutex_unlock(&chip->i2c_lock);
}
static int pca953x_gpio_get_direction(struct gpio_chip *gc, unsigned off)
{
struct pca953x_chip *chip = gpiochip_get_data(gc);
+ u8 dirreg = pca953x_recalc_addr(chip, chip->regs->direction, off,
+ true, false);
+ u8 bit = BIT(off % BANK_SZ);
u32 reg_val;
int ret;
mutex_lock(&chip->i2c_lock);
- ret = pca953x_read_single(chip, chip->regs->direction, ®_val, off);
+ ret = regmap_read(chip->regmap, dirreg, ®_val);
mutex_unlock(&chip->i2c_lock);
if (ret < 0)
return ret;
- return !!(reg_val & (1u << (off % BANK_SZ)));
+ return !!(reg_val & bit);
}
static void pca953x_gpio_set_multiple(struct gpio_chip *gc,
{
struct pca953x_chip *chip = gpiochip_get_data(gc);
unsigned int bank_mask, bank_val;
- int bank_shift, bank;
+ int bank;
u8 reg_val[MAX_BANK];
int ret;
- bank_shift = fls((chip->gpio_chip.ngpio - 1) / BANK_SZ);
-
mutex_lock(&chip->i2c_lock);
- memcpy(reg_val, chip->reg_output, NBANK(chip));
+ ret = pca953x_read_regs(chip, chip->regs->output, reg_val);
+ if (ret)
+ goto exit;
+
for (bank = 0; bank < NBANK(chip); bank++) {
bank_mask = mask[bank / sizeof(*mask)] >>
((bank % sizeof(*mask)) * 8);
}
}
- ret = i2c_smbus_write_i2c_block_data(chip->client,
- chip->regs->output << bank_shift,
- NBANK(chip), reg_val);
- if (ret)
- goto exit;
-
- memcpy(chip->reg_output, reg_val, NBANK(chip));
+ pca953x_write_regs(chip, chip->regs->output, reg_val);
exit:
mutex_unlock(&chip->i2c_lock);
}
gc->base = chip->gpio_start;
gc->ngpio = gpios;
- gc->label = chip->client->name;
+ gc->label = dev_name(&chip->client->dev);
gc->parent = &chip->client->dev;
gc->owner = THIS_MODULE;
gc->names = chip->names;
u8 new_irqs;
int level, i;
u8 invert_irq_mask[MAX_BANK];
+ int reg_direction[MAX_BANK];
+
+ regmap_bulk_read(chip->regmap, chip->regs->direction, reg_direction,
+ NBANK(chip));
if (chip->driver_data & PCA_PCAL) {
/* Enable latch on interrupt-enabled inputs */
/* Look for any newly setup interrupt */
for (i = 0; i < NBANK(chip); i++) {
new_irqs = chip->irq_trig_fall[i] | chip->irq_trig_raise[i];
- new_irqs &= ~chip->reg_direction[i];
+ new_irqs &= reg_direction[i];
while (new_irqs) {
level = __ffs(new_irqs);
bool pending_seen = false;
bool trigger_seen = false;
u8 trigger[MAX_BANK];
+ int reg_direction[MAX_BANK];
int ret, i;
if (chip->driver_data & PCA_PCAL) {
return false;
/* Remove output pins from the equation */
+ regmap_bulk_read(chip->regmap, chip->regs->direction, reg_direction,
+ NBANK(chip));
for (i = 0; i < NBANK(chip); i++)
- cur_stat[i] &= chip->reg_direction[i];
+ cur_stat[i] &= reg_direction[i];
memcpy(old_stat, chip->irq_stat, NBANK(chip));
int irq_base)
{
struct i2c_client *client = chip->client;
+ int reg_direction[MAX_BANK];
int ret, i;
if (client->irq && irq_base != -1
* interrupt. We have to rely on the previous read for
* this purpose.
*/
+ regmap_bulk_read(chip->regmap, chip->regs->direction,
+ reg_direction, NBANK(chip));
for (i = 0; i < NBANK(chip); i++)
- chip->irq_stat[i] &= chip->reg_direction[i];
+ chip->irq_stat[i] &= reg_direction[i];
mutex_init(&chip->irq_lock);
ret = devm_request_threaded_irq(&client->dev,
}
#endif
- static int device_pca953x_init(struct pca953x_chip *chip, u32 invert)
+ static int device_pca95xx_init(struct pca953x_chip *chip, u32 invert)
{
int ret;
u8 val[MAX_BANK];
- chip->regs = &pca953x_regs;
-
- ret = pca953x_read_regs(chip, chip->regs->output, chip->reg_output);
- if (ret)
+ ret = regcache_sync_region(chip->regmap, chip->regs->output,
+ chip->regs->output + NBANK(chip));
+ if (ret != 0)
goto out;
- ret = pca953x_read_regs(chip, chip->regs->direction,
- chip->reg_direction);
- if (ret)
+ ret = regcache_sync_region(chip->regmap, chip->regs->direction,
+ chip->regs->direction + NBANK(chip));
+ if (ret != 0)
goto out;
/* set platform specific polarity inversion */
else
memset(val, 0, NBANK(chip));
- ret = pca953x_write_regs(chip, PCA953X_INVERT, val);
+ ret = pca953x_write_regs(chip, chip->regs->invert, val);
out:
return ret;
}
int ret;
u8 val[MAX_BANK];
- chip->regs = &pca957x_regs;
-
- ret = pca953x_read_regs(chip, chip->regs->output, chip->reg_output);
- if (ret)
- goto out;
- ret = pca953x_read_regs(chip, chip->regs->direction,
- chip->reg_direction);
- if (ret)
- goto out;
-
- /* set platform specific polarity inversion */
- if (invert)
- memset(val, 0xFF, NBANK(chip));
- else
- memset(val, 0, NBANK(chip));
- ret = pca953x_write_regs(chip, PCA957X_INVRT, val);
+ ret = device_pca95xx_init(chip, invert);
if (ret)
goto out;
}
}
+ i2c_set_clientdata(client, chip);
+
+ chip->regmap = devm_regmap_init_i2c(client, &pca953x_i2c_regmap);
+ if (IS_ERR(chip->regmap)) {
+ ret = PTR_ERR(chip->regmap);
+ goto err_exit;
+ }
+
+ regcache_mark_dirty(chip->regmap);
+
mutex_init(&chip->i2c_lock);
/*
* In case we have an i2c-mux controlled by a GPIO provided by an
*/
pca953x_setup_gpio(chip, chip->driver_data & PCA_GPIO_MASK);
- if (chip->gpio_chip.ngpio <= 8) {
- chip->write_regs = pca953x_write_regs_8;
- chip->read_regs = pca953x_read_regs_8;
- } else if (chip->gpio_chip.ngpio >= 24) {
- chip->write_regs = pca953x_write_regs_24;
- chip->read_regs = pca953x_read_regs_24;
+ if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE) {
+ chip->regs = &pca953x_regs;
+ ret = device_pca95xx_init(chip, invert);
} else {
- if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE)
- chip->write_regs = pca953x_write_regs_16;
- else
- chip->write_regs = pca957x_write_regs_16;
- chip->read_regs = pca953x_read_regs_16;
- }
-
- if (PCA_CHIP_TYPE(chip->driver_data) == PCA953X_TYPE)
- ret = device_pca953x_init(chip, invert);
- else
+ chip->regs = &pca957x_regs;
ret = device_pca957x_init(chip, invert);
+ }
if (ret)
goto err_exit;
dev_warn(&client->dev, "setup failed, %d\n", ret);
}
- i2c_set_clientdata(client, chip);
return 0;
err_exit:
return ret;
}
+ #ifdef CONFIG_PM_SLEEP
+ static int pca953x_regcache_sync(struct device *dev)
+ {
+ struct pca953x_chip *chip = dev_get_drvdata(dev);
+ int ret;
+
+ /*
+ * The ordering between direction and output is important,
+ * sync these registers first and only then sync the rest.
+ */
+ ret = regcache_sync_region(chip->regmap, chip->regs->direction,
+ chip->regs->direction + NBANK(chip));
+ if (ret != 0) {
+ dev_err(dev, "Failed to sync GPIO dir registers: %d\n", ret);
+ return ret;
+ }
+
+ ret = regcache_sync_region(chip->regmap, chip->regs->output,
+ chip->regs->output + NBANK(chip));
+ if (ret != 0) {
+ dev_err(dev, "Failed to sync GPIO out registers: %d\n", ret);
+ return ret;
+ }
+
+ #ifdef CONFIG_GPIO_PCA953X_IRQ
+ if (chip->driver_data & PCA_PCAL) {
+ ret = regcache_sync_region(chip->regmap, PCAL953X_IN_LATCH,
+ PCAL953X_IN_LATCH + NBANK(chip));
+ if (ret != 0) {
+ dev_err(dev, "Failed to sync INT latch registers: %d\n",
+ ret);
+ return ret;
+ }
+
+ ret = regcache_sync_region(chip->regmap, PCAL953X_INT_MASK,
+ PCAL953X_INT_MASK + NBANK(chip));
+ if (ret != 0) {
+ dev_err(dev, "Failed to sync INT mask registers: %d\n",
+ ret);
+ return ret;
+ }
+ }
+ #endif
+
+ return 0;
+ }
+
+ static int pca953x_suspend(struct device *dev)
+ {
+ struct pca953x_chip *chip = dev_get_drvdata(dev);
+
+ regcache_cache_only(chip->regmap, true);
+
+ regulator_disable(chip->regulator);
+
+ return 0;
+ }
+
+ static int pca953x_resume(struct device *dev)
+ {
+ struct pca953x_chip *chip = dev_get_drvdata(dev);
+ int ret;
+
+ ret = regulator_enable(chip->regulator);
+ if (ret != 0) {
+ dev_err(dev, "Failed to enable regulator: %d\n", ret);
+ return 0;
+ }
+
+ regcache_cache_only(chip->regmap, false);
+ regcache_mark_dirty(chip->regmap);
+ ret = pca953x_regcache_sync(dev);
+ if (ret)
+ return ret;
+
+ ret = regcache_sync(chip->regmap);
+ if (ret != 0) {
+ dev_err(dev, "Failed to restore register map: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+ }
+ #endif
+
/* convenience to stop overlong match-table lines */
#define OF_953X(__nrgpio, __int) (void *)(__nrgpio | PCA953X_TYPE | __int)
#define OF_957X(__nrgpio, __int) (void *)(__nrgpio | PCA957X_TYPE | __int)
MODULE_DEVICE_TABLE(of, pca953x_dt_ids);
+ static SIMPLE_DEV_PM_OPS(pca953x_pm_ops, pca953x_suspend, pca953x_resume);
+
static struct i2c_driver pca953x_driver = {
.driver = {
.name = "pca953x",
+ .pm = &pca953x_pm_ops,
.of_match_table = pca953x_dt_ids,
.acpi_match_table = ACPI_PTR(pca953x_acpi_ids),
},
git.samba.org / sfrench / cifs-2.6.git / commitdiff