!Ekernel/time/hrtimer.c
</sect1>
<sect1><title>Workqueues and Kevents</title>
+!Iinclude/linux/workqueue.h
!Ekernel/workqueue.c
</sect1>
<sect1><title>Internal Functions</title>
-->
</chapter>
+ <chapter id="mediadev">
+ <title>Media Devices</title>
+
+ <sect1><title>Video2Linux devices</title>
+ !Iinclude/media/v4l2-async.h
+ !Iinclude/media/v4l2-ctrls.h
+ !Iinclude/media/v4l2-dv-timings.h
+ !Iinclude/media/v4l2-event.h
+ !Iinclude/media/v4l2-flash-led-class.h
+ !Iinclude/media/v4l2-mediabus.h
+ !Iinclude/media/v4l2-mem2mem.h
+ !Iinclude/media/v4l2-of.h
+ !Iinclude/media/v4l2-subdev.h
+ !Iinclude/media/videobuf2-core.h
+ !Iinclude/media/videobuf2-memops.h
+ </sect1>
+ <sect1><title>Digital TV (DVB) devices</title>
+ !Idrivers/media/dvb-core/dvb_ca_en50221.h
+ !Idrivers/media/dvb-core/dvb_frontend.h
+ !Idrivers/media/dvb-core/dvb_math.h
+ !Idrivers/media/dvb-core/dvb_ringbuffer.h
+ !Idrivers/media/dvb-core/dvbdev.h
+ </sect1>
+ <sect1><title>Remote Controller devices</title>
+ !Iinclude/media/rc-core.h
+ </sect1>
+ <sect1><title>Media Controller devices</title>
+ !Iinclude/media/media-device.h
+ !Iinclude/media/media-devnode.h
+ !Iinclude/media/media-entity.h
+ </sect1>
+
+ </chapter>
+
<chapter id="uart16x50">
<title>16x50 UART Driver</title>
!Edrivers/tty/serial/serial_core.c
S: Maintained
F: net/6lowpan/
F: include/net/6lowpan.h
+F: Documentation/networking/6lowpan.txt
6PACK NETWORK DRIVER FOR AX.25
M: Andreas Koensgen <ajk@comnets.uni-bremen.de>
F: drivers/input/touchscreen/ad7879.c
ADDRESS SPACE LAYOUT RANDOMIZATION (ASLR)
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
S: Maintained
ADM1025 HARDWARE MONITOR DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/adm1025
F: drivers/macintosh/therm_adt746x.c
ADT7475 HARDWARE MONITOR DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/adt7475
ADVANSYS SCSI DRIVER
M: Matthew Wilcox <matthew@wil.cx>
-M: Hannes Reinecke <hare@suse.de>
+M: Hannes Reinecke <hare@suse.com>
L: linux-scsi@vger.kernel.org
S: Maintained
F: Documentation/scsi/advansys.txt
F: drivers/scsi/pcmcia/aha152x*
AIC7XXX / AIC79XX SCSI DRIVER
-M: Hannes Reinecke <hare@suse.de>
+M: Hannes Reinecke <hare@suse.com>
L: linux-scsi@vger.kernel.org
S: Maintained
F: drivers/scsi/aic7xxx/
F: Documentation/i2c/busses/i2c-ali1563
F: drivers/i2c/busses/i2c-ali1563.c
+ALLWINNER SECURITY SYSTEM
+M: Corentin Labbe <clabbe.montjoie@gmail.com>
+L: linux-crypto@vger.kernel.org
+S: Maintained
+F: drivers/crypto/sunxi-ss/
+
ALPHA PORT
M: Richard Henderson <rth@twiddle.net>
M: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
L: dri-devel@lists.freedesktop.org
T: git git://people.freedesktop.org/~gabbayo/linux.git
S: Supported
+F: drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.c
+F: drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd.h
+F: drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
+F: drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v8.c
F: drivers/gpu/drm/amd/amdkfd/
F: drivers/gpu/drm/amd/include/cik_structs.h
F: drivers/gpu/drm/amd/include/kgd_kfd_interface.h
+F: drivers/gpu/drm/amd/include/vi_structs.h
F: drivers/gpu/drm/radeon/radeon_kfd.c
F: drivers/gpu/drm/radeon/radeon_kfd.h
F: include/uapi/linux/kfd_ioctl.h
F: drivers/staging/iio/*/ad*
F: staging/iio/trigger/iio-trig-bfin-timer.c
+ANALOG DEVICES INC DMA DRIVERS
+M: Lars-Peter Clausen <lars@metafoo.de>
+W: http://ez.analog.com/community/linux-device-drivers
+S: Supported
+F: drivers/dma/dma-axi-dmac.c
+
ANDROID DRIVERS
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
M: Arve Hjønnevåg <arve@android.com>
F: sound/aoa/
APM DRIVER
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
S: Odd fixes
F: arch/x86/kernel/apm_32.c
F: include/linux/apm_bios.h
ARM PMU PROFILING AND DEBUGGING
M: Will Deacon <will.deacon@arm.com>
S: Maintained
-F: arch/arm/kernel/perf_event*
+F: arch/arm/kernel/perf_*
F: arch/arm/oprofile/common.c
-F: arch/arm/include/asm/pmu.h
F: arch/arm/kernel/hw_breakpoint.c
F: arch/arm/include/asm/hw_breakpoint.h
+F: arch/arm/include/asm/perf_event.h
+F: drivers/perf/arm_pmu.c
+F: include/linux/perf/arm_pmu.h
ARM PORT
M: Russell King <linux@arm.linux.org.uk>
M: Robert Richter <rric@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Supported
-F: drivers/net/ethernet/cavium/
+F: drivers/net/ethernet/cavium/thunder/
ARM/CIRRUS LOGIC CLPS711X ARM ARCHITECTURE
M: Alexander Shiyan <shc_work@mail.ru>
M: Baruch Siach <baruch@tkos.co.il>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
+F: arch/arm/boot/dts/cx92755*
N: digicolor
ARM/EBSA110 MACHINE SUPPORT
F: arch/arm/mach-pxa/palmtc.c
ARM/PALM TREO SUPPORT
-M: Tomas Cech <sleep_walker@suse.cz>
+M: Tomas Cech <sleep_walker@suse.com>
L: linux-arm-kernel@lists.infradead.org
W: http://hackndev.com
S: Maintained
F: arch/arm/boot/dts/r7s*
F: arch/arm/boot/dts/r8a*
F: arch/arm/boot/dts/sh*
-F: arch/arm/configs/armadillo800eva_defconfig
F: arch/arm/configs/bockw_defconfig
-F: arch/arm/configs/kzm9g_defconfig
F: arch/arm/configs/marzen_defconfig
F: arch/arm/configs/shmobile_defconfig
F: arch/arm/include/debug/renesas-scif.S
F: arch/arm/mach-sti/
F: arch/arm/boot/dts/sti*
F: drivers/clocksource/arm_global_timer.c
+F: drivers/clocksource/clksrc_st_lpc.c
F: drivers/i2c/busses/i2c-st.c
F: drivers/media/rc/st_rc.c
+ F: drivers/media/platform/sti/c8sectpfe/
F: drivers/mmc/host/sdhci-st.c
F: drivers/phy/phy-miphy28lp.c
F: drivers/phy/phy-miphy365x.c
M: Masahiro Yamada <yamada.masahiro@socionext.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
+F: arch/arm/boot/dts/uniphier*
F: arch/arm/mach-uniphier/
+F: drivers/pinctrl/uniphier/
+F: drivers/tty/serial/8250/8250_uniphier.c
N: uniphier
ARM/Ux500 ARM ARCHITECTURE
R: Sören Brinkmann <soren.brinkmann@xilinx.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://wiki.xilinx.com
-T: git git://git.xilinx.com/linux-xlnx.git
+T: git https://github.com/Xilinx/linux-xlnx.git
S: Supported
F: arch/arm/mach-zynq/
F: drivers/cpuidle/cpuidle-zynq.c
S: Maintained
F: drivers/net/wireless/atmel*
+ATMEL MAXTOUCH DRIVER
+M: Nick Dyer <nick.dyer@itdev.co.uk>
+T: git git://github.com/atmel-maxtouch/linux.git
+S: Supported
+F: Documentation/devicetree/bindings/input/atmel,maxtouch.txt
+F: drivers/input/touchscreen/atmel_mxt_ts.c
+F: include/linux/platform_data/atmel_mxt_ts.h
+
ATTO EXPRESSSAS SAS/SATA RAID SCSI DRIVER
M: Bradley Grove <linuxdrivers@attotech.com>
L: linux-scsi@vger.kernel.org
BROADCOM BCM2835 ARM ARCHITECTURE
M: Stephen Warren <swarren@wwwdotorg.org>
M: Lee Jones <lee@kernel.org>
+M: Eric Anholt <eric@anholt.net>
L: linux-rpi-kernel@lists.infradead.org (moderated for non-subscribers)
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/rpi/linux-rpi.git
S: Maintained
N: bcm2835
BTRFS FILE SYSTEM
M: Chris Mason <clm@fb.com>
M: Josef Bacik <jbacik@fb.com>
-M: David Sterba <dsterba@suse.cz>
+M: David Sterba <dsterba@suse.com>
L: linux-btrfs@vger.kernel.org
W: http://btrfs.wiki.kernel.org/
Q: http://patchwork.kernel.org/project/linux-btrfs/list/
L: netdev@vger.kernel.org
W: http://www.cavium.com
S: Supported
-F: drivers/net/ethernet/cavium/
F: drivers/net/ethernet/cavium/liquidio/
CC2520 IEEE-802.15.4 RADIO DRIVER
M: Julia Lawall <Julia.Lawall@lip6.fr>
M: Gilles Muller <Gilles.Muller@lip6.fr>
M: Nicolas Palix <nicolas.palix@imag.fr>
-M: Michal Marek <mmarek@suse.cz>
+M: Michal Marek <mmarek@suse.com>
L: cocci@systeme.lip6.fr (moderated for non-subscribers)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild.git misc
W: http://coccinelle.lip6.fr/
CONTROL GROUP - MEMORY RESOURCE CONTROLLER (MEMCG)
M: Johannes Weiner <hannes@cmpxchg.org>
-M: Michal Hocko <mhocko@suse.cz>
+M: Michal Hocko <mhocko@kernel.org>
L: cgroups@vger.kernel.org
L: linux-mm@kvack.org
S: Maintained
F: arch/x86/kernel/msr.c
CPU POWER MONITORING SUBSYSTEM
-M: Thomas Renninger <trenn@suse.de>
+M: Thomas Renninger <trenn@suse.com>
L: linux-pm@vger.kernel.org
S: Maintained
F: tools/power/cpupower/
F: drivers/net/ethernet/dec/tulip/dmfe.c
DC390/AM53C974 SCSI driver
-M: Hannes Reinecke <hare@suse.de>
+M: Hannes Reinecke <hare@suse.com>
L: linux-scsi@vger.kernel.org
S: Maintained
F: drivers/scsi/am53c974.c
S: Maintained
DISKQUOTA
-M: Jan Kara <jack@suse.cz>
+M: Jan Kara <jack@suse.com>
S: Maintained
F: Documentation/filesystems/quota.txt
F: fs/quota/
F: drivers/hwmon/dme1737.c
DMI/SMBIOS SUPPORT
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
S: Maintained
T: quilt http://jdelvare.nerim.net/devel/linux/jdelvare-dmi/
F: Documentation/ABI/testing/sysfs-firmware-dmi-tables
X: Documentation/acpi
X: Documentation/power
X: Documentation/spi
+X: Documentation/DocBook/media
T: git git://git.lwn.net/linux-2.6.git docs-next
DOUBLETALK DRIVER
F: include/drm/exynos*
F: include/uapi/drm/exynos*
+DRM DRIVERS FOR FREESCALE DCU
+M: Jianwei Wang <jianwei.wang.chn@gmail.com>
+M: Alison Wang <alison.wang@freescale.com>
+L: dri-devel@lists.freedesktop.org
+S: Supported
+F: drivers/gpu/drm/fsl-dcu/
+F: Documentation/devicetree/bindings/video/fsl,dcu.txt
+F: Documentation/devicetree/bindings/panel/nec,nl4827hc19_05b.txt
+
DRM DRIVERS FOR FREESCALE IMX
M: Philipp Zabel <p.zabel@pengutronix.de>
L: dri-devel@lists.freedesktop.org
F: drivers/gpu/drm/rockchip/
F: Documentation/devicetree/bindings/video/rockchip*
+DRM DRIVERS FOR STI
+M: Benjamin Gaignard <benjamin.gaignard@linaro.org>
+M: Vincent Abriou <vincent.abriou@st.com>
+L: dri-devel@lists.freedesktop.org
+T: git http://git.linaro.org/people/benjamin.gaignard/kernel.git
+S: Maintained
+F: drivers/gpu/drm/sti
+F: Documentation/devicetree/bindings/gpu/st,stih4xx.txt
+
DSBR100 USB FM RADIO DRIVER
M: Alexey Klimov <klimov.linux@gmail.com>
L: linux-media@vger.kernel.org
F: drivers/of/of_net.c
EXT2 FILE SYSTEM
-M: Jan Kara <jack@suse.cz>
+M: Jan Kara <jack@suse.com>
L: linux-ext4@vger.kernel.org
S: Maintained
F: Documentation/filesystems/ext2.txt
F: fs/ext2/
F: include/linux/ext2*
-EXT3 FILE SYSTEM
-M: Jan Kara <jack@suse.cz>
-M: Andrew Morton <akpm@linux-foundation.org>
-M: Andreas Dilger <adilger.kernel@dilger.ca>
-L: linux-ext4@vger.kernel.org
-S: Maintained
-F: Documentation/filesystems/ext3.txt
-F: fs/ext3/
-
EXT4 FILE SYSTEM
M: "Theodore Ts'o" <tytso@mit.edu>
M: Andreas Dilger <adilger.kernel@dilger.ca>
F: include/video/exynos_mipi*
F71805F HARDWARE MONITORING DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/f71805f
F: drivers/block/rsxx/
FLOPPY DRIVER
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/floppy.git
S: Odd fixes
F: drivers/block/floppy.c
F2FS FILE SYSTEM
M: Jaegeuk Kim <jaegeuk@kernel.org>
M: Changman Lee <cm224.lee@samsung.com>
+R: Chao Yu <chao2.yu@samsung.com>
L: linux-f2fs-devel@lists.sourceforge.net
W: http://en.wikipedia.org/wiki/F2FS
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git
F: Documentation/ABI/testing/sysfs-fs-f2fs
F: fs/f2fs/
F: include/linux/f2fs_fs.h
+F: include/trace/events/f2fs.h
FUJITSU FR-V (FRV) PORT
M: David Howells <dhowells@redhat.com>
H8/300 ARCHITECTURE
M: Yoshinori Sato <ysato@users.sourceforge.jp>
-L: uclinux-h8-devel@lists.sourceforge.jp
+L: uclinux-h8-devel@lists.sourceforge.jp (moderated for non-subscribers)
W: http://uclinux-h8.sourceforge.jp
T: git git://git.sourceforge.jp/gitroot/uclinux-h8/linux.git
S: Maintained
F: drivers/media/usb/hackrf/
HARDWARE MONITORING
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
M: Guenter Roeck <linux@roeck-us.net>
L: lm-sensors@lm-sensors.org
W: http://www.lm-sensors.org/
F: arch/*/include/asm/suspend*.h
HID CORE LAYER
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
L: linux-input@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid.git
S: Maintained
F: include/uapi/linux/hid*
HID SENSOR HUB DRIVERS
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
M: Jonathan Cameron <jic23@kernel.org>
M: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
L: linux-input@vger.kernel.org
F: drivers/video/fbdev/hyperv_fb.c
F: include/linux/hyperv.h
F: tools/hv/
+F: Documentation/ABI/stable/sysfs-bus-vmbus
I2C OVER PARALLEL PORT
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: linux-i2c@vger.kernel.org
S: Maintained
F: Documentation/i2c/busses/i2c-parport
F: drivers/i2c/busses/i2c-parport-light.c
I2C/SMBUS CONTROLLER DRIVERS FOR PC
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: linux-i2c@vger.kernel.org
S: Maintained
F: Documentation/i2c/busses/i2c-ali1535
F: Documentation/i2c/busses/i2c-ismt
I2C/SMBUS STUB DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: linux-i2c@vger.kernel.org
S: Maintained
F: drivers/i2c/i2c-stub.c
S: Maintained
I2C-TAOS-EVM DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: linux-i2c@vger.kernel.org
S: Maintained
F: Documentation/i2c/busses/i2c-taos-evm
S: Maintained
F: arch/ia64/
+IBM Power VMX Cryptographic instructions
+M: Leonidas S. Barbosa <leosilva@linux.vnet.ibm.com>
+M: Paulo Flabiano Smorigo <pfsmorigo@linux.vnet.ibm.com>
+L: linux-crypto@vger.kernel.org
+S: Supported
+F: drivers/crypto/vmx/Makefile
+F: drivers/crypto/vmx/Kconfig
+F: drivers/crypto/vmx/vmx.c
+F: drivers/crypto/vmx/aes*
+F: drivers/crypto/vmx/ghash*
+F: drivers/crypto/vmx/ppc-xlate.pl
+
IBM Power in-Nest Crypto Acceleration
-M: Marcelo Henrique Cerri <mhcerri@linux.vnet.ibm.com>
-M: Fionnuala Gunter <fin@linux.vnet.ibm.com>
+M: Leonidas S. Barbosa <leosilva@linux.vnet.ibm.com>
+M: Paulo Flabiano Smorigo <pfsmorigo@linux.vnet.ibm.com>
L: linux-crypto@vger.kernel.org
S: Supported
F: drivers/crypto/nx/Makefile
F: drivers/crypto/nx/nx_debugfs.h
IBM Power 842 compression accelerator
-M: Dan Streetman <ddstreet@us.ibm.com>
+M: Dan Streetman <ddstreet@ieee.org>
S: Supported
F: drivers/crypto/nx/Makefile
F: drivers/crypto/nx/Kconfig
F: net/netfilter/ipvs/
IPWIRELESS DRIVER
-M: Jiri Kosina <jkosina@suse.cz>
-M: David Sterba <dsterba@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
+M: David Sterba <dsterba@suse.com>
S: Odd Fixes
F: drivers/tty/ipwireless/
IRQCHIP DRIVERS
M: Thomas Gleixner <tglx@linutronix.de>
M: Jason Cooper <jason@lakedaemon.net>
+M: Marc Zyngier <marc.zyngier@arm.com>
L: linux-kernel@vger.kernel.org
S: Maintained
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
F: drivers/irqchip/
IRQ DOMAINS (IRQ NUMBER MAPPING LIBRARY)
-M: Benjamin Herrenschmidt <benh@kernel.crashing.org>
+M: Jiang Liu <jiang.liu@linux.intel.com>
+M: Marc Zyngier <marc.zyngier@arm.com>
S: Maintained
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core
F: Documentation/IRQ-domain.txt
F: include/linux/irqdomain.h
F: kernel/irq/irqdomain.c
+F: kernel/irq/msi.c
ISAPNP
M: Jaroslav Kysela <perex@perex.cz>
F: drivers/isdn/hardware/eicon/
IT87 HARDWARE MONITORING DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/it87
F: fs/jffs2/
F: include/uapi/linux/jffs2.h
-JOURNALLING LAYER FOR BLOCK DEVICES (JBD)
-M: Andrew Morton <akpm@linux-foundation.org>
-M: Jan Kara <jack@suse.cz>
-L: linux-ext4@vger.kernel.org
-S: Maintained
-F: fs/jbd/
-F: include/linux/jbd.h
-
JOURNALLING LAYER FOR BLOCK DEVICES (JBD2)
M: "Theodore Ts'o" <tytso@mit.edu>
+M: Jan Kara <jack@suse.com>
L: linux-ext4@vger.kernel.org
S: Maintained
F: fs/jbd2/
F: include/linux/jbd2.h
+ JPU V4L2 MEM2MEM DRIVER FOR RENESAS
+ M: Mikhail Ulyanov <mikhail.ulyanov@cogentembedded.com>
+ L: linux-media@vger.kernel.org
+ S: Maintained
+ F: drivers/media/platform/rcar_jpu.c
+
JSM Neo PCI based serial card
M: Thadeu Lima de Souza Cascardo <cascardo@linux.vnet.ibm.com>
L: linux-serial@vger.kernel.org
F: fs/autofs4/
KERNEL BUILD + files below scripts/ (unless maintained elsewhere)
-M: Michal Marek <mmarek@suse.cz>
+M: Michal Marek <mmarek@suse.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild.git for-next
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild.git rc-fixes
L: linux-kbuild@vger.kernel.org
KERNEL NFSD, SUNRPC, AND LOCKD SERVERS
M: "J. Bruce Fields" <bfields@fieldses.org>
+M: Jeff Layton <jlayton@poochiereds.net>
L: linux-nfs@vger.kernel.org
W: http://nfs.sourceforge.net/
S: Supported
F: arch/x86/kvm/svm.c
KERNEL VIRTUAL MACHINE (KVM) FOR POWERPC
-M: Alexander Graf <agraf@suse.de>
+M: Alexander Graf <agraf@suse.com>
L: kvm-ppc@vger.kernel.org
W: http://kvm.qumranet.com
T: git git://github.com/agraf/linux-2.6.git
KERNEL VIRTUAL MACHINE for s390 (KVM/s390)
M: Christian Borntraeger <borntraeger@de.ibm.com>
M: Cornelia Huck <cornelia.huck@de.ibm.com>
-M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
F: Documentation/s390/kvm.txt
F: arch/s390/include/asm/kvm*
F: arch/s390/kvm/
-F: drivers/s390/kvm/
KERNEL VIRTUAL MACHINE (KVM) FOR ARM
M: Christoffer Dall <christoffer.dall@linaro.org>
F: drivers/scsi/53c700*
LED SUBSYSTEM
-M: Bryan Wu <cooloney@gmail.com>
M: Richard Purdie <rpurdie@rpsys.net>
M: Jacek Anaszewski <j.anaszewski@samsung.com>
L: linux-leds@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski/linux-leds.git
S: Maintained
F: drivers/leds/
F: include/linux/leds.h
LEGACY EEPROM DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
S: Maintained
F: Documentation/misc-devices/eeprom
F: drivers/misc/eeprom/eeprom.c
F: include/linux/libata.h
LIBATA PATA ARASAN COMPACT FLASH CONTROLLER
-M: Viresh Kumar <viresh.linux@gmail.com>
+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
S: Maintained
LIVE PATCHING
M: Josh Poimboeuf <jpoimboe@redhat.com>
M: Seth Jennings <sjenning@redhat.com>
-M: Jiri Kosina <jkosina@suse.cz>
-M: Vojtech Pavlik <vojtech@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
+M: Vojtech Pavlik <vojtech@suse.com>
S: Maintained
F: kernel/livepatch/
F: include/linux/livepatch.h
F: drivers/hwmon/lm73.c
LM78 HARDWARE MONITOR DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/lm78
F: drivers/hwmon/lm78.c
LM83 HARDWARE MONITOR DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/lm83
F: drivers/hwmon/lm83.c
LM90 HARDWARE MONITOR DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/lm90
MARVELL MWIFIEX WIRELESS DRIVER
M: Amitkumar Karwar <akarwar@marvell.com>
-M: Avinash Patil <patila@marvell.com>
+M: Nishant Sarmukadam <nishants@marvell.com>
L: linux-wireless@vger.kernel.org
S: Maintained
F: drivers/net/wireless/mwifiex/
F: Documentation/hwmon/max16065
F: drivers/hwmon/max16065.c
+MAX20751 HARDWARE MONITOR DRIVER
+M: Guenter Roeck <linux@roeck-us.net>
+L: lm-sensors@lm-sensors.org
+S: Maintained
+F: Documentation/hwmon/max20751
+F: drivers/hwmon/max20751.c
+
MAX6650 HARDWARE MONITOR AND FAN CONTROLLER DRIVER
M: "Hans J. Koch" <hjk@hansjkoch.de>
L: lm-sensors@lm-sensors.org
F: drivers/power/max14577_charger.c
F: drivers/power/max77693_charger.c
+MAXIM MAX77802 MULTIFUNCTION PMIC DEVICE DRIVERS
+M: Javier Martinez Canillas <javier@osg.samsung.com>
+L: linux-kernel@vger.kernel.org
+S: Supported
+F: drivers/*/*max77802.c
+F: Documentation/devicetree/bindings/*/*max77802.txt
+F: include/dt-bindings/*/*max77802.h
+
MAXIM PMIC AND MUIC DRIVERS FOR EXYNOS BASED BOARDS
M: Chanwoo Choi <cw00.choi@samsung.com>
M: Krzysztof Kozlowski <k.kozlowski@samsung.com>
F: drivers/rtc/rtc-max77686.c
F: drivers/clk/clk-max77686.c
F: Documentation/devicetree/bindings/mfd/max14577.txt
-F: Documentation/devicetree/bindings/mfd/max77686.txt
+F: Documentation/devicetree/bindings/*/max77686.txt
F: Documentation/devicetree/bindings/mfd/max77693.txt
F: Documentation/devicetree/bindings/clock/maxim,max77686.txt
F: include/linux/mfd/max14577*.h
F: Documentation/devicetree/bindings/media/renesas,vsp1.txt
F: drivers/media/platform/vsp1/
+ MEDIA DRIVERS FOR ASCOT2E
+ M: Sergey Kozlov <serjk@netup.ru>
+ L: linux-media@vger.kernel.org
+ W: http://linuxtv.org
+ W: http://netup.tv/
+ T: git git://linuxtv.org/media_tree.git
+ S: Supported
+ F: drivers/media/dvb-frontends/ascot2e*
+
+ MEDIA DRIVERS FOR CXD2841ER
+ M: Sergey Kozlov <serjk@netup.ru>
+ L: linux-media@vger.kernel.org
+ W: http://linuxtv.org/
+ W: http://netup.tv/
+ T: git git://linuxtv.org/media_tree.git
+ S: Supported
+ F: drivers/media/dvb-frontends/cxd2841er*
+
+ MEDIA DRIVERS FOR HORUS3A
+ M: Sergey Kozlov <serjk@netup.ru>
+ L: linux-media@vger.kernel.org
+ W: http://linuxtv.org/
+ W: http://netup.tv/
+ T: git git://linuxtv.org/media_tree.git
+ S: Supported
+ F: drivers/media/dvb-frontends/horus3a*
+
+ MEDIA DRIVERS FOR LNBH25
+ M: Sergey Kozlov <serjk@netup.ru>
+ L: linux-media@vger.kernel.org
+ W: http://linuxtv.org/
+ W: http://netup.tv/
+ T: git git://linuxtv.org/media_tree.git
+ S: Supported
+ F: drivers/media/dvb-frontends/lnbh25*
+
+ MEDIA DRIVERS FOR NETUP PCI UNIVERSAL DVB devices
+ M: Sergey Kozlov <serjk@netup.ru>
+ L: linux-media@vger.kernel.org
+ W: http://linuxtv.org/
+ W: http://netup.tv/
+ T: git git://linuxtv.org/media_tree.git
+ S: Supported
+ F: drivers/media/pci/netup_unidvb/*
+
MEDIA INPUT INFRASTRUCTURE (V4L/DVB)
M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
P: LinuxTV.org Project
Q: http://patchwork.ozlabs.org/project/netdev/list/
F: drivers/net/ethernet/mellanox/mlx4/en_*
+MELLANOX ETHERNET SWITCH DRIVERS
+M: Jiri Pirko <jiri@mellanox.com>
+M: Ido Schimmel <idosch@mellanox.com>
+L: netdev@vger.kernel.org
+S: Supported
+W: http://www.mellanox.com
+Q: http://patchwork.ozlabs.org/project/netdev/list/
+F: drivers/net/ethernet/mellanox/mlxsw/
+
MEMORY MANAGEMENT
L: linux-mm@kvack.org
W: http://www.linux-mm.org
S: Maintained
F: drivers/mcb/
F: include/linux/mcb.h
+F: Documentation/men-chameleon-bus.txt
MEN F21BMC (Board Management Controller)
M: Andreas Werner <andreas.werner@men.de>
S: Maintained
F: drivers/media/usb/msi2500/
+MSYSTEMS DISKONCHIP G3 MTD DRIVER
+M: Robert Jarzmik <robert.jarzmik@free.fr>
+L: linux-mtd@lists.infradead.org
+S: Maintained
+F: drivers/mtd/devices/docg3*
+
MT9M032 APTINA SENSOR DRIVER
M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
L: linux-media@vger.kernel.org
F: net/*/netfilter.c
F: net/*/netfilter/
F: net/netfilter/
+F: net/bridge/br_netfilter*.c
NETLABEL
M: Paul Moore <paul@paul-moore.com>
F: drivers/block/nvme*
F: include/linux/nvme.h
+NVMEM FRAMEWORK
+M: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+M: Maxime Ripard <maxime.ripard@free-electrons.com>
+S: Maintained
+F: drivers/nvmem/
+F: Documentation/devicetree/bindings/nvmem/
+F: include/linux/nvmem-consumer.h
+F: include/linux/nvmem-provider.h
+
NXP-NCI NFC DRIVER
M: Clément Perrochaud <clement.perrochaud@effinnov.com>
R: Charles Gorand <charles.gorand@effinnov.com>
F: drivers/i2c/busses/i2c-ocores.c
OPEN FIRMWARE AND FLATTENED DEVICE TREE
-M: Grant Likely <grant.likely@linaro.org>
M: Rob Herring <robh+dt@kernel.org>
+M: Frank Rowand <frowand.list@gmail.com>
+M: Grant Likely <grant.likely@linaro.org>
L: devicetree@vger.kernel.org
W: http://www.devicetree.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/glikely/linux.git
F: drivers/char/pc8736x_gpio.c
PC87427 HARDWARE MONITORING DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/pc87427
PIN CONTROLLER - SAMSUNG
M: Tomasz Figa <tomasz.figa@gmail.com>
-M: Thomas Abraham <thomas.abraham@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-samsung-soc@vger.kernel.org (moderated for non-subscribers)
S: Maintained
F: drivers/pinctrl/samsung/
PIN CONTROLLER - ST SPEAR
-M: Viresh Kumar <viresh.linux@gmail.com>
+M: Viresh Kumar <vireshk@kernel.org>
L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.st.com/spear
F: drivers/pinctrl/spear/
PKTCDVD DRIVER
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
S: Maintained
F: drivers/block/pktcdvd.c
F: include/linux/pktcdvd.h
F: drivers/scsi/pmcraid.*
PMC SIERRA PM8001 DRIVER
-M: xjtuwjp@gmail.com
+M: Jack Wang <jinpu.wang@profitbricks.com>
M: lindar_liu@usish.com
L: pmchba@pmcs.com
L: linux-scsi@vger.kernel.org
S: Maintained
F: include/linux/power_supply.h
F: drivers/power/
+X: drivers/power/avs/
+
+POWER STATE COORDINATION INTERFACE (PSCI)
+M: Mark Rutland <mark.rutland@arm.com>
+M: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
+L: linux-arm-kernel@lists.infradead.org
+S: Maintained
+F: drivers/firmware/psci.c
+F: include/linux/psci.h
+F: include/uapi/linux/psci.h
PNP SUPPORT
M: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
M: Josh Triplett <josh@joshtriplett.org>
R: Steven Rostedt <rostedt@goodmis.org>
R: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
-R: Lai Jiangshan <laijs@cn.fujitsu.com>
+R: Lai Jiangshan <jiangshanlai@gmail.com>
L: linux-kernel@vger.kernel.org
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
M: Josh Triplett <josh@joshtriplett.org>
R: Steven Rostedt <rostedt@goodmis.org>
R: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
-R: Lai Jiangshan <laijs@cn.fujitsu.com>
+R: Lai Jiangshan <jiangshanlai@gmail.com>
L: linux-kernel@vger.kernel.org
W: http://www.rdrop.com/users/paulmck/RCU/
S: Supported
S: Maintained
F: drivers/reset/
F: Documentation/devicetree/bindings/reset/
+F: include/dt-bindings/reset/
F: include/linux/reset.h
F: include/linux/reset-controller.h
S390
M: Martin Schwidefsky <schwidefsky@de.ibm.com>
M: Heiko Carstens <heiko.carstens@de.ibm.com>
-M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
S390 NETWORK DRIVERS
M: Ursula Braun <ursula.braun@de.ibm.com>
-M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
S390 ZCRYPT DRIVER
M: Ingo Tuchscherer <ingo.tuchscherer@de.ibm.com>
-M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
S390 ZFCP DRIVER
M: Steffen Maier <maier@linux.vnet.ibm.com>
-M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
S390 IUCV NETWORK LAYER
M: Ursula Braun <ursula.braun@de.ibm.com>
-M: linux390@de.ibm.com
L: linux-s390@vger.kernel.org
W: http://www.ibm.com/developerworks/linux/linux390/
S: Supported
S: Supported
F: drivers/media/i2c/s5k5baf.c
+SAMSUNG S3FWRN5 NFC DRIVER
+M: Robert Baldyga <r.baldyga@samsung.com>
+L: linux-nfc@lists.01.org (moderated for non-subscribers)
+S: Supported
+F: drivers/nfc/s3fwrn5
+
SAMSUNG SOC CLOCK DRIVERS
M: Sylwester Nawrocki <s.nawrocki@samsung.com>
M: Tomasz Figa <tomasz.figa@gmail.com>
F: drivers/tty/serial/
SYNOPSYS DESIGNWARE DMAC DRIVER
-M: Viresh Kumar <viresh.linux@gmail.com>
+M: Viresh Kumar <vireshk@kernel.org>
M: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
S: Maintained
F: include/linux/dma/dw.h
F: include/linux/platform_data/dma-dw.h
F: drivers/dma/dw/
+SYNOPSYS DESIGNWARE ETHERNET QOS 4.10a driver
+M: Lars Persson <lars.persson@axis.com>
+L: netdev@vger.kernel.org
+S: Supported
+F: Documentation/devicetree/bindings/net/snps,dwc-qos-ethernet.txt
+F: drivers/net/ethernet/synopsys/dwc_eth_qos.c
+
SYNOPSYS DESIGNWARE MMC/SD/SDIO DRIVER
M: Seungwon Jeon <tgih.jun@samsung.com>
M: Jaehoon Chung <jh80.chung@samsung.com>
F: drivers/mmc/host/sdhci-s3c*
SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) ST SPEAR DRIVER
-M: Viresh Kumar <viresh.linux@gmail.com>
+M: Viresh Kumar <vireshk@kernel.org>
L: spear-devel@list.st.com
L: linux-mmc@vger.kernel.org
S: Maintained
F: drivers/media/i2c/ov2659.c
F: include/media/ov2659.h
+SILICON MOTION SM712 FRAME BUFFER DRIVER
+M: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
+M: Teddy Wang <teddy.wang@siliconmotion.com>
+M: Sudip Mukherjee <sudip@vectorindia.org>
+L: linux-fbdev@vger.kernel.org
+S: Maintained
+F: drivers/video/fbdev/sm712*
+F: Documentation/fb/sm712fb.txt
+
SIS 190 ETHERNET DRIVER
M: Francois Romieu <romieu@fr.zoreil.com>
L: netdev@vger.kernel.org
F: mm/sl?b*
SLEEPABLE READ-COPY UPDATE (SRCU)
-M: Lai Jiangshan <laijs@cn.fujitsu.com>
+M: Lai Jiangshan <jiangshanlai@gmail.com>
M: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
M: Josh Triplett <josh@joshtriplett.org>
R: Steven Rostedt <rostedt@goodmis.org>
F: drivers/hwmon/sch5627.c
SMSC47B397 HARDWARE MONITOR DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/smsc47b397
F: drivers/media/pci/solo6x10/
SOFTWARE RAID (Multiple Disks) SUPPORT
-M: Neil Brown <neilb@suse.de>
+M: Neil Brown <neilb@suse.com>
L: linux-raid@vger.kernel.org
S: Supported
F: drivers/md/
SOUND
M: Jaroslav Kysela <perex@perex.cz>
-M: Takashi Iwai <tiwai@suse.de>
+M: Takashi Iwai <tiwai@suse.com>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
W: http://www.alsa-project.org/
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound.git
F: include/linux/compiler.h
SPEAR PLATFORM SUPPORT
-M: Viresh Kumar <viresh.linux@gmail.com>
+M: Viresh Kumar <vireshk@kernel.org>
M: Shiraz Hashim <shiraz.linux.kernel@gmail.com>
L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: arch/arm/mach-spear/
SPEAR CLOCK FRAMEWORK SUPPORT
-M: Viresh Kumar <viresh.linux@gmail.com>
+M: Viresh Kumar <vireshk@kernel.org>
L: spear-devel@list.st.com
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
W: http://www.st.com/spear
S: Maintained
F: drivers/staging/olpc_dcon/
-STAGING - OZMO DEVICES USB OVER WIFI DRIVER
-M: Shigekatsu Tateno <shigekatsu.tateno@atmel.com>
-S: Maintained
-F: drivers/staging/ozwpan/
-
STAGING - PARALLEL LCD/KEYPAD PANEL DRIVER
M: Willy Tarreau <willy@meta-x.org>
S: Odd Fixes
S: Maintained
F: drivers/staging/rtl8723au/
-STAGING - SILICON MOTION SM7XX FRAME BUFFER DRIVER
-M: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
-M: Teddy Wang <teddy.wang@siliconmotion.com>
-M: Sudip Mukherjee <sudip@vectorindia.org>
-L: linux-fbdev@vger.kernel.org
-S: Maintained
-F: drivers/staging/sm7xxfb/
-
STAGING - SILICON MOTION SM750 FRAME BUFFER DRIVER
M: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
M: Teddy Wang <teddy.wang@siliconmotion.com>
M: Vineet Gupta <vgupta@synopsys.com>
S: Supported
F: arch/arc/
-F: Documentation/devicetree/bindings/arc/
+F: Documentation/devicetree/bindings/arc/*
F: drivers/tty/serial/arc_uart.c
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc.git
SYNOPSYS ARC SDP platform support
M: Alexey Brodkin <abrodkin@synopsys.com>
F: include/linux/toshiba.h
F: include/uapi/linux/toshiba.h
+ TOSHIBA TC358743 DRIVER
+ M: Mats Randgaard <matrandg@cisco.com>
+ L: linux-media@vger.kernel.org
+ S: Maintained
+ F: drivers/media/i2c/tc358743*
+ F: include/media/tc358743.h
+
TMIO MMC DRIVER
M: Ian Molton <ian@mnementh.co.uk>
L: linux-mmc@vger.kernel.org
TTY LAYER
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-M: Jiri Slaby <jslaby@suse.cz>
+M: Jiri Slaby <jslaby@suse.com>
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git
F: Documentation/serial/
F: arch/m68k/include/asm/*_no.*
UDF FILESYSTEM
-M: Jan Kara <jack@suse.cz>
+M: Jan Kara <jack@suse.com>
S: Maintained
F: Documentation/filesystems/udf.txt
F: fs/udf/
F: include/linux/usb/gadget*
USB HID/HIDBP DRIVERS (USB KEYBOARDS, MICE, REMOTE CONTROLS, ...)
-M: Jiri Kosina <jkosina@suse.cz>
+M: Jiri Kosina <jikos@kernel.org>
L: linux-usb@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid.git
S: Maintained
F: drivers/usb/host/uhci*
USB "USBNET" DRIVER FRAMEWORK
-M: Oliver Neukum <oneukum@suse.de>
+M: Oliver Neukum <oneukum@suse.com>
L: netdev@vger.kernel.org
W: http://www.linux-usb.org/usbnet
S: Maintained
F: include/linux/virtio_*.h
F: include/uapi/linux/virtio_*.h
+VIRTIO DRIVERS FOR S390
+M: Christian Borntraeger <borntraeger@de.ibm.com>
+M: Cornelia Huck <cornelia.huck@de.ibm.com>
+L: linux-s390@vger.kernel.org
+L: virtualization@lists.linux-foundation.org
+L: kvm@vger.kernel.org
+S: Supported
+F: drivers/s390/virtio/
+
VIRTIO GPU DRIVER
M: David Airlie <airlied@linux.ie>
M: Gerd Hoffmann <kraxel@redhat.com>
F: drivers/input/mouse/vmmouse.h
VMWARE VMXNET3 ETHERNET DRIVER
-M: Shreyas Bhatewara <sbhatewara@vmware.com>
+M: Shrikrishna Khare <skhare@vmware.com>
M: "VMware, Inc." <pv-drivers@vmware.com>
L: netdev@vger.kernel.org
S: Maintained
F: drivers/regulator/
F: include/linux/regulator/
+VRF
+M: David Ahern <dsa@cumulusnetworks.com>
+M: Shrijeet Mukherjee <shm@cumulusnetworks.com>
+L: netdev@vger.kernel.org
+S: Maintained
+F: drivers/net/vrf.c
+F: include/net/vrf.h
+
VT1211 HARDWARE MONITOR DRIVER
M: Juerg Haefliger <juergh@gmail.com>
L: lm-sensors@lm-sensors.org
F: drivers/hwmon/w83793.c
W83795 HARDWARE MONITORING DRIVER
-M: Jean Delvare <jdelvare@suse.de>
+M: Jean Delvare <jdelvare@suse.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: drivers/hwmon/w83795.c
WORKQUEUE
M: Tejun Heo <tj@kernel.org>
+R: Lai Jiangshan <jiangshanlai@gmail.com>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq.git
S: Maintained
F: include/linux/workqueue.h
#include <linux/debugfs.h>
#include <linux/delay.h>
#include <linux/firmware.h>
+ #include <linux/gcd.h>
#include <linux/genalloc.h>
#include <linux/interrupt.h>
#include <linux/io.h>
module_param(coda_debug, int, 0644);
MODULE_PARM_DESC(coda_debug, "Debug level (0-2)");
- struct coda_fmt {
- char *name;
- u32 fourcc;
- };
+ static int disable_tiling;
+ module_param(disable_tiling, int, 0644);
+ MODULE_PARM_DESC(disable_tiling, "Disable tiled frame buffers");
void coda_write(struct coda_dev *dev, u32 data, u32 reg)
{
u32 base_cb, base_cr;
switch (q_data->fourcc) {
- case V4L2_PIX_FMT_YVU420:
- /* Switch Cb and Cr for YVU420 format */
- base_cr = base_y + q_data->bytesperline * q_data->height;
- base_cb = base_cr + q_data->bytesperline * q_data->height / 4;
- break;
- case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_NV12:
+ case V4L2_PIX_FMT_YUV420:
default:
base_cb = base_y + q_data->bytesperline * q_data->height;
base_cr = base_cb + q_data->bytesperline * q_data->height / 4;
break;
+ case V4L2_PIX_FMT_YVU420:
+ /* Switch Cb and Cr for YVU420 format */
+ base_cr = base_y + q_data->bytesperline * q_data->height;
+ base_cb = base_cr + q_data->bytesperline * q_data->height / 4;
+ break;
case V4L2_PIX_FMT_YUV422P:
base_cb = base_y + q_data->bytesperline * q_data->height;
base_cr = base_cb + q_data->bytesperline * q_data->height / 2;
coda_write(ctx->dev, base_cr, reg_y + 8);
}
- /*
- * Array of all formats supported by any version of Coda:
- */
- static const struct coda_fmt coda_formats[] = {
- {
- .name = "YUV 4:2:0 Planar, YCbCr",
- .fourcc = V4L2_PIX_FMT_YUV420,
- },
- {
- .name = "YUV 4:2:0 Planar, YCrCb",
- .fourcc = V4L2_PIX_FMT_YVU420,
- },
- {
- .name = "YUV 4:2:0 Partial interleaved Y/CbCr",
- .fourcc = V4L2_PIX_FMT_NV12,
- },
- {
- .name = "YUV 4:2:2 Planar, YCbCr",
- .fourcc = V4L2_PIX_FMT_YUV422P,
- },
- {
- .name = "H264 Encoded Stream",
- .fourcc = V4L2_PIX_FMT_H264,
- },
- {
- .name = "MPEG4 Encoded Stream",
- .fourcc = V4L2_PIX_FMT_MPEG4,
- },
- {
- .name = "JPEG Encoded Images",
- .fourcc = V4L2_PIX_FMT_JPEG,
- },
- };
-
#define CODA_CODEC(mode, src_fourcc, dst_fourcc, max_w, max_h) \
{ mode, src_fourcc, dst_fourcc, max_w, max_h }
.type = CODA_INST_ENCODER,
.ops = &coda_bit_encode_ops,
.src_formats = {
+ V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_YUV420,
V4L2_PIX_FMT_YVU420,
- V4L2_PIX_FMT_NV12,
},
.dst_formats = {
V4L2_PIX_FMT_H264,
.type = CODA_INST_ENCODER,
.ops = &coda_bit_encode_ops,
.src_formats = {
+ V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_YUV420,
V4L2_PIX_FMT_YVU420,
- V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_YUV422P,
},
.dst_formats = {
V4L2_PIX_FMT_MPEG4,
},
.dst_formats = {
+ V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_YUV420,
V4L2_PIX_FMT_YVU420,
- V4L2_PIX_FMT_NV12,
},
};
V4L2_PIX_FMT_JPEG,
},
.dst_formats = {
+ V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_YUV420,
V4L2_PIX_FMT_YVU420,
- V4L2_PIX_FMT_NV12,
V4L2_PIX_FMT_YUV422P,
},
};
&coda_bit_decoder,
};
- static bool coda_format_is_yuv(u32 fourcc)
+ /*
+ * Normalize all supported YUV 4:2:0 formats to the value used in the codec
+ * tables.
+ */
+ static u32 coda_format_normalize_yuv(u32 fourcc)
{
switch (fourcc) {
+ case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_YVU420:
- case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_YUV422P:
- return true;
+ return V4L2_PIX_FMT_YUV420;
default:
- return false;
- }
- }
-
- static const char *coda_format_name(u32 fourcc)
- {
- int i;
-
- for (i = 0; i < ARRAY_SIZE(coda_formats); i++) {
- if (coda_formats[i].fourcc == fourcc)
- return coda_formats[i].name;
+ return fourcc;
}
-
- return NULL;
- }
-
- /*
- * Normalize all supported YUV 4:2:0 formats to the value used in the codec
- * tables.
- */
- static u32 coda_format_normalize_yuv(u32 fourcc)
- {
- return coda_format_is_yuv(fourcc) ? V4L2_PIX_FMT_YUV420 : fourcc;
}
static const struct coda_codec *coda_find_codec(struct coda_dev *dev,
struct video_device *vdev = video_devdata(file);
const struct coda_video_device *cvd = to_coda_video_device(vdev);
const u32 *formats;
- const char *name;
if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT)
formats = cvd->src_formats;
if (f->index >= CODA_MAX_FORMATS || formats[f->index] == 0)
return -EINVAL;
- name = coda_format_name(formats[f->index]);
- strlcpy(f->description, name, sizeof(f->description));
f->pixelformat = formats[f->index];
- if (!coda_format_is_yuv(formats[f->index]))
- f->flags |= V4L2_FMT_FLAG_COMPRESSED;
return 0;
}
S_ALIGN);
switch (f->fmt.pix.pixelformat) {
+ case V4L2_PIX_FMT_NV12:
case V4L2_PIX_FMT_YUV420:
case V4L2_PIX_FMT_YVU420:
- case V4L2_PIX_FMT_NV12:
/*
* Frame stride must be at least multiple of 8,
* but multiple of 16 for h.264 or JPEG 4:2:x
q_data->rect.width = f->fmt.pix.width;
q_data->rect.height = f->fmt.pix.height;
+ switch (f->fmt.pix.pixelformat) {
+ case V4L2_PIX_FMT_NV12:
+ if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+ ctx->tiled_map_type = GDI_TILED_FRAME_MB_RASTER_MAP;
+ if (!disable_tiling)
+ break;
+ }
+ /* else fall through */
+ case V4L2_PIX_FMT_YUV420:
+ case V4L2_PIX_FMT_YVU420:
+ ctx->tiled_map_type = GDI_LINEAR_FRAME_MAP;
+ break;
+ default:
+ break;
+ }
+
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"Setting format for type %d, wxh: %dx%d, fmt: %d\n",
f->type, q_data->width, q_data->height, q_data->fourcc);
return 0;
}
+ static int coda_g_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
+ {
+ struct coda_ctx *ctx = fh_to_ctx(fh);
+ struct v4l2_fract *tpf;
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+ return -EINVAL;
+
+ a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
+ tpf = &a->parm.output.timeperframe;
+ tpf->denominator = ctx->params.framerate & CODA_FRATE_RES_MASK;
+ tpf->numerator = 1 + (ctx->params.framerate >>
+ CODA_FRATE_DIV_OFFSET);
+
+ return 0;
+ }
+
+ /*
+ * Approximate timeperframe v4l2_fract with values that can be written
+ * into the 16-bit CODA_FRATE_DIV and CODA_FRATE_RES fields.
+ */
+ static void coda_approximate_timeperframe(struct v4l2_fract *timeperframe)
+ {
+ struct v4l2_fract s = *timeperframe;
+ struct v4l2_fract f0;
+ struct v4l2_fract f1 = { 1, 0 };
+ struct v4l2_fract f2 = { 0, 1 };
+ unsigned int i, div, s_denominator;
+
+ /* Lower bound is 1/65535 */
+ if (s.numerator == 0 || s.denominator / s.numerator > 65535) {
+ timeperframe->numerator = 1;
+ timeperframe->denominator = 65535;
+ return;
+ }
+
+ /* Upper bound is 65536/1, map everything above to infinity */
+ if (s.denominator == 0 || s.numerator / s.denominator > 65536) {
+ timeperframe->numerator = 1;
+ timeperframe->denominator = 0;
+ return;
+ }
+
+ /* Reduce fraction to lowest terms */
+ div = gcd(s.numerator, s.denominator);
+ if (div > 1) {
+ s.numerator /= div;
+ s.denominator /= div;
+ }
+
+ if (s.numerator <= 65536 && s.denominator < 65536) {
+ *timeperframe = s;
+ return;
+ }
+
+ /* Find successive convergents from continued fraction expansion */
+ while (f2.numerator <= 65536 && f2.denominator < 65536) {
+ f0 = f1;
+ f1 = f2;
+
+ /* Stop when f2 exactly equals timeperframe */
+ if (s.numerator == 0)
+ break;
+
+ i = s.denominator / s.numerator;
+
+ f2.numerator = f0.numerator + i * f1.numerator;
+ f2.denominator = f0.denominator + i * f2.denominator;
+
+ s_denominator = s.numerator;
+ s.numerator = s.denominator % s.numerator;
+ s.denominator = s_denominator;
+ }
+
+ *timeperframe = f1;
+ }
+
+ static uint32_t coda_timeperframe_to_frate(struct v4l2_fract *timeperframe)
+ {
+ return ((timeperframe->numerator - 1) << CODA_FRATE_DIV_OFFSET) |
+ timeperframe->denominator;
+ }
+
+ static int coda_s_parm(struct file *file, void *fh, struct v4l2_streamparm *a)
+ {
+ struct coda_ctx *ctx = fh_to_ctx(fh);
+ struct v4l2_fract *tpf;
+
+ if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
+ return -EINVAL;
+
+ tpf = &a->parm.output.timeperframe;
+ coda_approximate_timeperframe(tpf);
+ ctx->params.framerate = coda_timeperframe_to_frate(tpf);
+
+ return 0;
+ }
+
static int coda_subscribe_event(struct v4l2_fh *fh,
const struct v4l2_event_subscription *sub)
{
.vidioc_try_decoder_cmd = coda_try_decoder_cmd,
.vidioc_decoder_cmd = coda_decoder_cmd,
+ .vidioc_g_parm = coda_g_parm,
+ .vidioc_s_parm = coda_s_parm,
+
.vidioc_subscribe_event = coda_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
- void coda_set_gdi_regs(struct coda_ctx *ctx)
- {
- struct gdi_tiled_map *tiled_map = &ctx->tiled_map;
- struct coda_dev *dev = ctx->dev;
- int i;
-
- for (i = 0; i < 16; i++)
- coda_write(dev, tiled_map->xy2ca_map[i],
- CODA9_GDI_XY2_CAS_0 + 4 * i);
- for (i = 0; i < 4; i++)
- coda_write(dev, tiled_map->xy2ba_map[i],
- CODA9_GDI_XY2_BA_0 + 4 * i);
- for (i = 0; i < 16; i++)
- coda_write(dev, tiled_map->xy2ra_map[i],
- CODA9_GDI_XY2_RAS_0 + 4 * i);
- coda_write(dev, tiled_map->xy2rbc_config, CODA9_GDI_XY2_RBC_CONFIG);
- for (i = 0; i < 32; i++)
- coda_write(dev, tiled_map->rbc2axi_map[i],
- CODA9_GDI_RBC2_AXI_0 + 4 * i);
- }
-
/*
* Mem-to-mem operations.
*/
static int coda_job_ready(void *m2m_priv)
{
struct coda_ctx *ctx = m2m_priv;
+ int src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx);
/*
* For both 'P' and 'key' frame cases 1 picture
* and 1 frame are needed. In the decoder case,
* the compressed frame can be in the bitstream.
*/
- if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) &&
- ctx->inst_type != CODA_INST_DECODER) {
+ if (!src_bufs && ctx->inst_type != CODA_INST_DECODER) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"not ready: not enough video buffers.\n");
return 0;
}
if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) {
- struct list_head *meta;
- bool stream_end;
- int num_metas;
- int src_bufs;
+ bool stream_end = ctx->bit_stream_param &
+ CODA_BIT_STREAM_END_FLAG;
+ int num_metas = ctx->num_metas;
- if (ctx->hold && !v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx)) {
+ if (ctx->hold && !src_bufs) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%d: not ready: on hold for more buffers.\n",
ctx->idx);
return 0;
}
- stream_end = ctx->bit_stream_param &
- CODA_BIT_STREAM_END_FLAG;
-
- num_metas = 0;
- list_for_each(meta, &ctx->buffer_meta_list)
- num_metas++;
-
- src_bufs = v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx);
-
if (!stream_end && (num_metas + src_bufs) < 2) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%d: not ready: need 2 buffers available (%d, %d)\n",
}
- if (!v4l2_m2m_num_src_bufs_ready(ctx->fh.m2m_ctx) &&
- !stream_end && (coda_get_bitstream_payload(ctx) < 512)) {
+ if (!src_bufs && !stream_end &&
+ (coda_get_bitstream_payload(ctx) < 512)) {
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"%d: not ready: not enough bitstream data (%d).\n",
ctx->idx, coda_get_bitstream_payload(ctx));
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"job ready\n");
+
return 1;
}
.unlock = coda_unlock,
};
- static void coda_set_tiled_map_type(struct coda_ctx *ctx, int tiled_map_type)
- {
- struct gdi_tiled_map *tiled_map = &ctx->tiled_map;
- int luma_map, chro_map, i;
-
- memset(tiled_map, 0, sizeof(*tiled_map));
-
- luma_map = 64;
- chro_map = 64;
- tiled_map->map_type = tiled_map_type;
- for (i = 0; i < 16; i++)
- tiled_map->xy2ca_map[i] = luma_map << 8 | chro_map;
- for (i = 0; i < 4; i++)
- tiled_map->xy2ba_map[i] = luma_map << 8 | chro_map;
- for (i = 0; i < 16; i++)
- tiled_map->xy2ra_map[i] = luma_map << 8 | chro_map;
-
- if (tiled_map_type == GDI_LINEAR_FRAME_MAP) {
- tiled_map->xy2rbc_config = 0;
- } else {
- dev_err(&ctx->dev->plat_dev->dev, "invalid map type: %d\n",
- tiled_map_type);
- return;
- }
- }
-
static void set_default_params(struct coda_ctx *ctx)
{
unsigned int max_w, max_h, usize, csize;
ctx->params.framerate = 30;
/* Default formats for output and input queues */
- ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->codec->src_fourcc;
- ctx->q_data[V4L2_M2M_DST].fourcc = ctx->codec->dst_fourcc;
+ ctx->q_data[V4L2_M2M_SRC].fourcc = ctx->cvd->src_formats[0];
+ ctx->q_data[V4L2_M2M_DST].fourcc = ctx->cvd->dst_formats[0];
ctx->q_data[V4L2_M2M_SRC].width = max_w;
ctx->q_data[V4L2_M2M_SRC].height = max_h;
ctx->q_data[V4L2_M2M_DST].width = max_w;
ctx->q_data[V4L2_M2M_DST].rect.width = max_w;
ctx->q_data[V4L2_M2M_DST].rect.height = max_h;
- if (ctx->dev->devtype->product == CODA_960)
- coda_set_tiled_map_type(ctx, GDI_LINEAR_FRAME_MAP);
+ /*
+ * Since the RBC2AXI logic only supports a single chroma plane,
+ * macroblock tiling only works for to NV12 pixel format.
+ */
+ ctx->tiled_map_type = GDI_LINEAR_FRAME_MAP;
}
/*
q_data_src = get_q_data(ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
- if (q_data_src->fourcc == V4L2_PIX_FMT_H264 ||
- (q_data_src->fourcc == V4L2_PIX_FMT_JPEG &&
- ctx->dev->devtype->product == CODA_7541)) {
+ if (ctx->inst_type == CODA_INST_DECODER && ctx->use_bit) {
/* copy the buffers that were queued before streamon */
mutex_lock(&ctx->bitstream_mutex);
coda_fill_bitstream(ctx, false);
goto err;
}
- ctx->initialized = 1;
return ret;
err:
struct coda_ctx *ctx = vb2_get_drv_priv(q);
struct coda_dev *dev = ctx->dev;
struct vb2_buffer *buf;
+ unsigned long flags;
bool stop;
stop = ctx->streamon_out && ctx->streamon_cap;
queue_work(dev->workqueue, &ctx->seq_end_work);
flush_work(&ctx->seq_end_work);
}
- mutex_lock(&ctx->bitstream_mutex);
+ spin_lock_irqsave(&ctx->buffer_meta_lock, flags);
while (!list_empty(&ctx->buffer_meta_list)) {
meta = list_first_entry(&ctx->buffer_meta_list,
struct coda_buffer_meta, list);
list_del(&meta->list);
kfree(meta);
}
- mutex_unlock(&ctx->bitstream_mutex);
+ ctx->num_metas = 0;
+ spin_unlock_irqrestore(&ctx->buffer_meta_lock, flags);
kfifo_init(&ctx->bitstream_fifo,
ctx->bitstream.vaddr, ctx->bitstream.size);
- ctx->initialized = 0;
ctx->runcounter = 0;
ctx->aborting = 0;
}
+
+ if (!ctx->streamon_out && !ctx->streamon_cap)
+ ctx->bit_stream_param &= ~CODA_BIT_STREAM_END_FLAG;
}
static const struct vb2_ops coda_qops = {
case V4L2_CID_JPEG_RESTART_INTERVAL:
ctx->params.jpeg_restart_interval = ctrl->val;
break;
+ case V4L2_CID_MPEG_VIDEO_VBV_DELAY:
+ ctx->params.vbv_delay = ctrl->val;
+ break;
+ case V4L2_CID_MPEG_VIDEO_VBV_SIZE:
+ ctx->params.vbv_size = min(ctrl->val * 8192, 0x7fffffff);
+ break;
default:
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"Invalid control, id=%d, val=%d\n",
v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB, 0,
1920 * 1088 / 256, 1, 0);
+ v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_VBV_DELAY, 0, 0x7fff, 1, 0);
+ /*
+ * The maximum VBV size value is 0x7fffffff bits,
+ * one bit less than 262144 KiB
+ */
+ v4l2_ctrl_new_std(&ctx->ctrls, &coda_ctrl_ops,
+ V4L2_CID_MPEG_VIDEO_VBV_SIZE, 0, 262144, 1, 0);
}
static void coda_jpeg_encode_ctrls(struct coda_ctx *ctx)
mutex_init(&ctx->bitstream_mutex);
mutex_init(&ctx->buffer_mutex);
INIT_LIST_HEAD(&ctx->buffer_meta_list);
+ spin_lock_init(&ctx->buffer_meta_lock);
coda_lock(ctx);
list_add(&ctx->list, &dev->instances);
v4l2_m2m_ctx_release(ctx->fh.m2m_ctx);
/* In case the instance was not running, we still need to call SEQ_END */
- if (ctx->initialized && ctx->ops->seq_end_work) {
+ if (ctx->ops->seq_end_work) {
queue_work(dev->workqueue, &ctx->seq_end_work);
flush_work(&ctx->seq_end_work);
}
/* Get IRAM pool from device tree or platform data */
pool = of_gen_pool_get(np, "iram", 0);
if (!pool && pdata)
- pool = gen_pool_get(pdata->iram_dev);
+ pool = gen_pool_get(pdata->iram_dev, NULL);
if (!pool) {
dev_err(&pdev->dev, "iram pool not available\n");
return -ENOMEM;
/* Allocate only if memory from bank 1 is necessary */
if (ctx->bank1.size > 0) {
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->bank1);
+ ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1,
+ &ctx->bank1);
if (ret) {
mfc_err("Failed to allocate Bank1 memory\n");
return ret;
break;
}
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &ctx->ctx);
+ ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1, &ctx->ctx);
if (ret) {
mfc_err("Failed to allocate instance buffer\n");
return ret;
mfc_debug_enter();
dev->ctx_buf.size = buf_size->dev_ctx;
- ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, &dev->ctx_buf);
+ ret = s5p_mfc_alloc_priv_buf(dev->mem_dev_l, dev->bank1,
+ &dev->ctx_buf);
if (ret) {
mfc_err("Failed to allocate device context buffer\n");
return ret;
mfc_debug(1, "New context: %d\n", new_ctx);
ctx = dev->ctx[new_ctx];
- mfc_debug(1, "Seting new context to %p\n", ctx);
+ mfc_debug(1, "Setting new context to %p\n", ctx);
/* Got context to run in ctx */
mfc_debug(1, "ctx->dst_queue_cnt=%d ctx->dpb_count=%d ctx->src_queue_cnt=%d\n",
ctx->dst_queue_cnt, ctx->pb_count, ctx->src_queue_cnt);
static DEFINE_MUTEX(ir_raw_handler_lock);
static LIST_HEAD(ir_raw_handler_list);
static u64 available_protocols;
-static u64 encode_protocols;
static int ir_raw_event_thread(void *data)
{
return protocols;
}
-/* used internally by the sysfs interface */
-u64
-ir_raw_get_encode_protocols(void)
-{
- u64 protocols;
-
- mutex_lock(&ir_raw_handler_lock);
- protocols = encode_protocols;
- mutex_unlock(&ir_raw_handler_lock);
- return protocols;
-}
-
static int change_protocol(struct rc_dev *dev, u64 *rc_type)
{
/* the caller will update dev->enabled_protocols */
return 0;
}
-/**
- * ir_raw_gen_manchester() - Encode data with Manchester (bi-phase) modulation.
- * @ev: Pointer to pointer to next free event. *@ev is incremented for
- * each raw event filled.
- * @max: Maximum number of raw events to fill.
- * @timings: Manchester modulation timings.
- * @n: Number of bits of data.
- * @data: Data bits to encode.
- *
- * Encodes the @n least significant bits of @data using Manchester (bi-phase)
- * modulation with the timing characteristics described by @timings, writing up
- * to @max raw IR events using the *@ev pointer.
- *
- * Returns: 0 on success.
- * -ENOBUFS if there isn't enough space in the array to fit the
- * full encoded data. In this case all @max events will have been
- * written.
- */
-int ir_raw_gen_manchester(struct ir_raw_event **ev, unsigned int max,
- const struct ir_raw_timings_manchester *timings,
- unsigned int n, unsigned int data)
-{
- bool need_pulse;
- unsigned int i;
- int ret = -ENOBUFS;
-
- i = 1 << (n - 1);
-
- if (timings->leader) {
- if (!max--)
- return ret;
- if (timings->pulse_space_start) {
- init_ir_raw_event_duration((*ev)++, 1, timings->leader);
-
- if (!max--)
- return ret;
- init_ir_raw_event_duration((*ev), 0, timings->leader);
- } else {
- init_ir_raw_event_duration((*ev), 1, timings->leader);
- }
- i >>= 1;
- } else {
- /* continue existing signal */
- --(*ev);
- }
- /* from here on *ev will point to the last event rather than the next */
-
- while (n && i > 0) {
- need_pulse = !(data & i);
- if (timings->invert)
- need_pulse = !need_pulse;
- if (need_pulse == !!(*ev)->pulse) {
- (*ev)->duration += timings->clock;
- } else {
- if (!max--)
- goto nobufs;
- init_ir_raw_event_duration(++(*ev), need_pulse,
- timings->clock);
- }
-
- if (!max--)
- goto nobufs;
- init_ir_raw_event_duration(++(*ev), !need_pulse,
- timings->clock);
- i >>= 1;
- }
-
- if (timings->trailer_space) {
- if (!(*ev)->pulse)
- (*ev)->duration += timings->trailer_space;
- else if (!max--)
- goto nobufs;
- else
- init_ir_raw_event_duration(++(*ev), 0,
- timings->trailer_space);
- }
-
- ret = 0;
-nobufs:
- /* point to the next event rather than last event before returning */
- ++(*ev);
- return ret;
-}
-EXPORT_SYMBOL(ir_raw_gen_manchester);
-
-/**
- * ir_raw_encode_scancode() - Encode a scancode as raw events
- *
- * @protocols: permitted protocols
- * @scancode: scancode filter describing a single scancode
- * @events: array of raw events to write into
- * @max: max number of raw events
- *
- * Attempts to encode the scancode as raw events.
- *
- * Returns: The number of events written.
- * -ENOBUFS if there isn't enough space in the array to fit the
- * encoding. In this case all @max events will have been written.
- * -EINVAL if the scancode is ambiguous or invalid, or if no
- * compatible encoder was found.
- */
-int ir_raw_encode_scancode(u64 protocols,
- const struct rc_scancode_filter *scancode,
- struct ir_raw_event *events, unsigned int max)
-{
- struct ir_raw_handler *handler;
- int ret = -EINVAL;
-
- mutex_lock(&ir_raw_handler_lock);
- list_for_each_entry(handler, &ir_raw_handler_list, list) {
- if (handler->protocols & protocols && handler->encode) {
- ret = handler->encode(protocols, scancode, events, max);
- if (ret >= 0 || ret == -ENOBUFS)
- break;
- }
- }
- mutex_unlock(&ir_raw_handler_lock);
-
- return ret;
-}
-EXPORT_SYMBOL(ir_raw_encode_scancode);
-
/*
* Used to (un)register raw event clients
*/
spin_lock_init(&dev->raw->lock);
dev->raw->thread = kthread_run(ir_raw_event_thread, dev->raw,
- "rc%ld", dev->devno);
+ "rc%u", dev->minor);
if (IS_ERR(dev->raw->thread)) {
rc = PTR_ERR(dev->raw->thread);
list_for_each_entry(raw, &ir_raw_client_list, list)
ir_raw_handler->raw_register(raw->dev);
available_protocols |= ir_raw_handler->protocols;
- if (ir_raw_handler->encode)
- encode_protocols |= ir_raw_handler->protocols;
mutex_unlock(&ir_raw_handler_lock);
return 0;
list_for_each_entry(raw, &ir_raw_client_list, list)
ir_raw_handler->raw_unregister(raw->dev);
available_protocols &= ~ir_raw_handler->protocols;
- if (ir_raw_handler->encode)
- encode_protocols &= ~ir_raw_handler->protocols;
mutex_unlock(&ir_raw_handler_lock);
}
EXPORT_SYMBOL(ir_raw_handler_unregister);
#include <linux/input.h>
#include <linux/leds.h>
#include <linux/slab.h>
+ #include <linux/idr.h>
#include <linux/device.h>
#include <linux/module.h>
#include "rc-core-priv.h"
- /* Bitmap to store allocated device numbers from 0 to IRRCV_NUM_DEVICES - 1 */
- #define IRRCV_NUM_DEVICES 256
- static DECLARE_BITMAP(ir_core_dev_number, IRRCV_NUM_DEVICES);
-
/* Sizes are in bytes, 256 bytes allows for 32 entries on x64 */
#define IR_TAB_MIN_SIZE 256
#define IR_TAB_MAX_SIZE 8192
+ #define RC_DEV_MAX 256
/* FIXME: IR_KEYPRESS_TIMEOUT should be protocol specific */
#define IR_KEYPRESS_TIMEOUT 250
static DEFINE_SPINLOCK(rc_map_lock);
static struct led_trigger *led_feedback;
+ /* Used to keep track of rc devices */
+ static DEFINE_IDA(rc_ida);
+
static struct rc_map_list *seek_rc_map(const char *name)
{
struct rc_map_list *map = NULL;
{ RC_BIT_SANYO, "sanyo" },
{ RC_BIT_SHARP, "sharp" },
{ RC_BIT_MCE_KBD, "mce_kbd" },
- { RC_BIT_LIRC, "lirc" },
{ RC_BIT_XMP, "xmp" },
};
.mask = (_mask), \
}
+ static bool lirc_is_present(void)
+ {
+ #if defined(CONFIG_LIRC_MODULE)
+ struct module *lirc;
+
+ mutex_lock(&module_mutex);
+ lirc = find_module("lirc_dev");
+ mutex_unlock(&module_mutex);
+
+ return lirc ? true : false;
+ #elif defined(CONFIG_LIRC)
+ return true;
+ #else
+ return false;
+ #endif
+ }
+
/**
* show_protocols() - shows the current/wakeup IR protocol(s)
* @device: the device descriptor
} else {
enabled = dev->enabled_wakeup_protocols;
allowed = dev->allowed_wakeup_protocols;
- if (dev->encode_wakeup && !allowed)
- allowed = ir_raw_get_encode_protocols();
}
mutex_unlock(&dev->lock);
allowed &= ~proto_names[i].type;
}
+ if (dev->driver_type == RC_DRIVER_IR_RAW && lirc_is_present())
+ tmp += sprintf(tmp, "[lirc] ");
+
if (tmp != buf)
tmp--;
*tmp = '\n';
}
if (i == ARRAY_SIZE(proto_names)) {
- IR_dprintk(1, "Unknown protocol: '%s'\n", tmp);
- return -EINVAL;
+ if (!strcasecmp(tmp, "lirc"))
+ mask = 0;
+ else {
+ IR_dprintk(1, "Unknown protocol: '%s'\n", tmp);
+ return -EINVAL;
+ }
}
count++;
{
struct rc_dev *dev = to_rc_dev(device);
- if (!dev || !dev->input_dev)
- return -ENODEV;
-
if (dev->rc_map.name)
ADD_HOTPLUG_VAR("NAME=%s", dev->rc_map.name);
if (dev->driver_name)
static bool raw_init = false; /* raw decoders loaded? */
struct rc_map *rc_map;
const char *path;
- int rc, devno, attr = 0;
+ int attr = 0;
+ int minor;
+ int rc;
if (!dev || !dev->map_name)
return -EINVAL;
if (dev->close)
dev->input_dev->close = ir_close;
- do {
- devno = find_first_zero_bit(ir_core_dev_number,
- IRRCV_NUM_DEVICES);
- /* No free device slots */
- if (devno >= IRRCV_NUM_DEVICES)
- return -ENOMEM;
- } while (test_and_set_bit(devno, ir_core_dev_number));
+ minor = ida_simple_get(&rc_ida, 0, RC_DEV_MAX, GFP_KERNEL);
+ if (minor < 0)
+ return minor;
+
+ dev->minor = minor;
+ dev_set_name(&dev->dev, "rc%u", dev->minor);
+ dev_set_drvdata(&dev->dev, dev);
dev->dev.groups = dev->sysfs_groups;
dev->sysfs_groups[attr++] = &rc_dev_protocol_attr_grp;
*/
mutex_lock(&dev->lock);
- dev->devno = devno;
- dev_set_name(&dev->dev, "rc%ld", dev->devno);
- dev_set_drvdata(&dev->dev, dev);
rc = device_add(&dev->dev);
if (rc)
goto out_unlock;
path ? path : "N/A");
kfree(path);
- if (dev->driver_type == RC_DRIVER_IR_RAW || dev->encode_wakeup) {
+ if (dev->driver_type == RC_DRIVER_IR_RAW) {
/* Load raw decoders, if they aren't already */
if (!raw_init) {
IR_dprintk(1, "Loading raw decoders\n");
ir_raw_init();
raw_init = true;
}
- }
-
- if (dev->driver_type == RC_DRIVER_IR_RAW) {
/* calls ir_register_device so unlock mutex here*/
mutex_unlock(&dev->lock);
rc = ir_raw_event_register(dev);
if (dev->change_protocol) {
u64 rc_type = (1ll << rc_map->rc_type);
- if (dev->driver_type == RC_DRIVER_IR_RAW)
- rc_type |= RC_BIT_LIRC;
rc = dev->change_protocol(dev, &rc_type);
if (rc < 0)
goto out_raw;
mutex_unlock(&dev->lock);
- IR_dprintk(1, "Registered rc%ld (driver: %s, remote: %s, mode %s)\n",
- dev->devno,
+ IR_dprintk(1, "Registered rc%u (driver: %s, remote: %s, mode %s)\n",
+ dev->minor,
dev->driver_name ? dev->driver_name : "unknown",
rc_map->name ? rc_map->name : "unknown",
dev->driver_type == RC_DRIVER_IR_RAW ? "raw" : "cooked");
device_del(&dev->dev);
out_unlock:
mutex_unlock(&dev->lock);
- clear_bit(dev->devno, ir_core_dev_number);
+ ida_simple_remove(&rc_ida, minor);
return rc;
}
EXPORT_SYMBOL_GPL(rc_register_device);
del_timer_sync(&dev->timer_keyup);
- clear_bit(dev->devno, ir_core_dev_number);
-
if (dev->driver_type == RC_DRIVER_IR_RAW)
ir_raw_event_unregister(dev);
device_del(&dev->dev);
+ ida_simple_remove(&rc_ida, dev->minor);
+
rc_free_device(dev);
}
#include <media/v4l2-common.h>
#include <media/videobuf2-core.h>
+ #include <trace/events/v4l2.h>
+
static int debug;
module_param(debug, int, 0644);
break;
case VB2_BUF_STATE_PREPARING:
case VB2_BUF_STATE_DEQUEUED:
+ case VB2_BUF_STATE_REQUEUEING:
/* nothing */
break;
}
if (WARN_ON(state != VB2_BUF_STATE_DONE &&
state != VB2_BUF_STATE_ERROR &&
- state != VB2_BUF_STATE_QUEUED))
+ state != VB2_BUF_STATE_QUEUED &&
+ state != VB2_BUF_STATE_REQUEUEING))
state = VB2_BUF_STATE_ERROR;
#ifdef CONFIG_VIDEO_ADV_DEBUG
for (plane = 0; plane < vb->num_planes; ++plane)
call_void_memop(vb, finish, vb->planes[plane].mem_priv);
- /* Add the buffer to the done buffers list */
spin_lock_irqsave(&q->done_lock, flags);
- vb->state = state;
- if (state != VB2_BUF_STATE_QUEUED)
+ if (state == VB2_BUF_STATE_QUEUED ||
+ state == VB2_BUF_STATE_REQUEUEING) {
+ vb->state = VB2_BUF_STATE_QUEUED;
+ } else {
+ /* Add the buffer to the done buffers list */
list_add_tail(&vb->done_entry, &q->done_list);
+ vb->state = state;
+ }
atomic_dec(&q->owned_by_drv_count);
spin_unlock_irqrestore(&q->done_lock, flags);
- if (state == VB2_BUF_STATE_QUEUED) {
+ trace_vb2_buf_done(q, vb);
+
+ switch (state) {
+ case VB2_BUF_STATE_QUEUED:
+ return;
+ case VB2_BUF_STATE_REQUEUEING:
if (q->start_streaming_called)
__enqueue_in_driver(vb);
return;
+ default:
+ /* Inform any processes that may be waiting for buffers */
+ wake_up(&q->done_wq);
+ break;
}
-
- /* Inform any processes that may be waiting for buffers */
- wake_up(&q->done_wq);
}
EXPORT_SYMBOL_GPL(vb2_buffer_done);
static void vb2_warn_zero_bytesused(struct vb2_buffer *vb)
{
- static bool __check_once __read_mostly;
+ static bool check_once;
- if (__check_once)
+ if (check_once)
return;
- __check_once = true;
- __WARN();
+ check_once = true;
+ WARN_ON(1);
- pr_warn_once("use of bytesused == 0 is deprecated and will be removed in the future,\n");
+ pr_warn("use of bytesused == 0 is deprecated and will be removed in the future,\n");
if (vb->vb2_queue->allow_zero_bytesused)
- pr_warn_once("use VIDIOC_DECODER_CMD(V4L2_DEC_CMD_STOP) instead.\n");
+ pr_warn("use VIDIOC_DECODER_CMD(V4L2_DEC_CMD_STOP) instead.\n");
else
- pr_warn_once("use the actual size instead.\n");
+ pr_warn("use the actual size instead.\n");
}
/**
vb->state = VB2_BUF_STATE_ACTIVE;
atomic_inc(&q->owned_by_drv_count);
+ trace_vb2_buf_queue(q, vb);
+
/* sync buffers */
for (plane = 0; plane < vb->num_planes; ++plane)
call_void_memop(vb, prepare, vb->planes[plane].mem_priv);
vb->v4l2_buf.timecode = b->timecode;
}
+ trace_vb2_qbuf(q, vb);
+
/*
* If already streaming, give the buffer to driver for processing.
* If not, the buffer will be given to driver on next streamon.
/* Remove from videobuf queue */
list_del(&vb->queued_entry);
q->queued_count--;
+
+ trace_vb2_dqbuf(q, vb);
+
if (!V4L2_TYPE_IS_OUTPUT(q->type) &&
vb->v4l2_buf.flags & V4L2_BUF_FLAG_LAST)
q->last_buffer_dequeued = true;
* @rc_map: current scan/key table
* @lock: used to ensure we've filled in all protocol details before
* anyone can call show_protocols or store_protocols
- * @devno: unique remote control device number
+ * @minor: unique minor remote control device number
* @raw: additional data for raw pulse/space devices
* @input_dev: the input child device used to communicate events to userspace
* @driver_type: specifies if protocol decoding is done in hardware or software
* @idle: used to keep track of RX state
- * @encode_wakeup: wakeup filtering uses IR encode API, therefore the allowed
- * wakeup protocols is the set of all raw encoders
* @allowed_protocols: bitmask with the supported RC_BIT_* protocols
* @enabled_protocols: bitmask with the enabled RC_BIT_* protocols
* @allowed_wakeup_protocols: bitmask with the supported RC_BIT_* wakeup protocols
* @s_tx_mask: set transmitter mask (for devices with multiple tx outputs)
* @s_tx_carrier: set transmit carrier frequency
* @s_tx_duty_cycle: set transmit duty cycle (0% - 100%)
- * @s_rx_carrier: inform driver about carrier it is expected to handle
+ * @s_rx_carrier_range: inform driver about carrier it is expected to handle
* @tx_ir: transmit IR
* @s_idle: enable/disable hardware idle mode, upon which,
* device doesn't interrupt host until it sees IR pulses
const char *map_name;
struct rc_map rc_map;
struct mutex lock;
- unsigned long devno;
+ unsigned int minor;
struct ir_raw_event_ctrl *raw;
struct input_dev *input_dev;
enum rc_driver_type driver_type;
bool idle;
- bool encode_wakeup;
u64 allowed_protocols;
u64 enabled_protocols;
u64 allowed_wakeup_protocols;
#define US_TO_NS(usec) ((usec) * 1000)
#define MS_TO_US(msec) ((msec) * 1000)
#define MS_TO_NS(msec) ((msec) * 1000 * 1000)
-#define NS_TO_US(nsec) DIV_ROUND_UP(nsec, 1000L)
void ir_raw_event_handle(struct rc_dev *dev);
int ir_raw_event_store(struct rc_dev *dev, struct ir_raw_event *ev);
int ir_raw_event_store_with_filter(struct rc_dev *dev,
struct ir_raw_event *ev);
void ir_raw_event_set_idle(struct rc_dev *dev, bool idle);
-int ir_raw_encode_scancode(u64 protocols,
- const struct rc_scancode_filter *scancode,
- struct ir_raw_event *events, unsigned int max);
static inline void ir_raw_event_reset(struct rc_dev *dev)
{
* @VB2_BUF_STATE_PREPARING: buffer is being prepared in videobuf
* @VB2_BUF_STATE_PREPARED: buffer prepared in videobuf and by the driver
* @VB2_BUF_STATE_QUEUED: buffer queued in videobuf, but not in driver
+ * @VB2_BUF_STATE_REQUEUEING: re-queue a buffer to the driver
* @VB2_BUF_STATE_ACTIVE: buffer queued in driver and possibly used
* in a hardware operation
* @VB2_BUF_STATE_DONE: buffer returned from driver to videobuf, but
VB2_BUF_STATE_PREPARING,
VB2_BUF_STATE_PREPARED,
VB2_BUF_STATE_QUEUED,
+ VB2_BUF_STATE_REQUEUEING,
VB2_BUF_STATE_ACTIVE,
VB2_BUF_STATE_DONE,
VB2_BUF_STATE_ERROR,
* start_streaming() can be called. Used when a DMA engine
* cannot be started unless at least this number of buffers
* have been queued into the driver.
- *
+ */
+ /*
+ * Private elements (won't appear at the DocBook):
* @mmap_lock: private mutex used when buffers are allocated/freed/mmapped
* @memory: current memory type used
* @bufs: videobuf buffer structures
gfp_t gfp_flags;
u32 min_buffers_needed;
- /* private: internal use only */
+ /* private: internal use only */
struct mutex mmap_lock;
enum v4l2_memory memory;
struct vb2_buffer *bufs[VIDEO_MAX_FRAME];
loff_t *ppos, int nonblock);
size_t vb2_write(struct vb2_queue *q, const char __user *data, size_t count,
loff_t *ppos, int nonblock);
- /**
+
+ /*
* vb2_thread_fnc - callback function for use with vb2_thread
*
* This is called whenever a buffer is dequeued in the thread.
* vb2_get_plane_payload() - get bytesused for the plane plane_no
* @vb: buffer for which plane payload should be set
* @plane_no: plane number for which payload should be set
- * @size: payload in bytes
*/
static inline unsigned long vb2_get_plane_payload(struct vb2_buffer *vb,
unsigned int plane_no)
projects / linux.git / commitdiff