See also Documentation/power/runtime_pm.txt, pci=noacpi
- acpi_rsdp= [ACPI,EFI,KEXEC]
- Pass the RSDP address to the kernel, mostly used
- on machines running EFI runtime service to boot the
- second kernel for kdump.
-
acpi_apic_instance= [ACPI, IOAPIC]
Format: <int>
2: use 2nd APIC table, if available
(e.g. thinkpad_acpi, sony_acpi, etc.) instead
of the ACPI video.ko driver.
+ acpica_no_return_repair [HW, ACPI]
+ Disable AML predefined validation mechanism
+ This mechanism can repair the evaluation result to make
+ the return objects more ACPI specification compliant.
+ This option is useful for developers to identify the
+ root cause of an AML interpreter issue when the issue
+ has something to do with the repair mechanism.
+
acpi.debug_layer= [HW,ACPI,ACPI_DEBUG]
acpi.debug_level= [HW,ACPI,ACPI_DEBUG]
Format: <int>
unusable. The "log_buf_len" parameter may be useful
if you need to capture more output.
+ acpi_enforce_resources= [ACPI]
+ { strict | lax | no }
+ Check for resource conflicts between native drivers
+ and ACPI OperationRegions (SystemIO and SystemMemory
+ only). IO ports and memory declared in ACPI might be
+ used by the ACPI subsystem in arbitrary AML code and
+ can interfere with legacy drivers.
+ strict (default): access to resources claimed by ACPI
+ is denied; legacy drivers trying to access reserved
+ resources will fail to bind to device using them.
+ lax: access to resources claimed by ACPI is allowed;
+ legacy drivers trying to access reserved resources
+ will bind successfully but a warning message is logged.
+ no: ACPI OperationRegions are not marked as reserved,
+ no further checks are performed.
+
acpi_force_table_verification [HW,ACPI]
Enable table checksum verification during early stage.
By default, this is disabled due to x86 early mapping
This feature is enabled by default.
This option allows to turn off the feature.
+ acpi_no_memhotplug [ACPI] Disable memory hotplug. Useful for kdump
+ kernels.
+
acpi_no_static_ssdt [HW,ACPI]
Disable installation of static SSDTs at early boot time
By default, SSDTs contained in the RSDT/XSDT will be
dynamic table installation which will install SSDT
tables to /sys/firmware/acpi/tables/dynamic.
- acpica_no_return_repair [HW, ACPI]
- Disable AML predefined validation mechanism
- This mechanism can repair the evaluation result to make
- the return objects more ACPI specification compliant.
- This option is useful for developers to identify the
- root cause of an AML interpreter issue when the issue
- has something to do with the repair mechanism.
+ acpi_rsdp= [ACPI,EFI,KEXEC]
+ Pass the RSDP address to the kernel, mostly used
+ on machines running EFI runtime service to boot the
+ second kernel for kdump.
acpi_os_name= [HW,ACPI] Tell ACPI BIOS the name of the OS
Format: To spoof as Windows 98: ="Microsoft Windows"
Use timer override. For some broken Nvidia NF5 boards
that require a timer override, but don't have HPET
- acpi_enforce_resources= [ACPI]
- { strict | lax | no }
- Check for resource conflicts between native drivers
- and ACPI OperationRegions (SystemIO and SystemMemory
- only). IO ports and memory declared in ACPI might be
- used by the ACPI subsystem in arbitrary AML code and
- can interfere with legacy drivers.
- strict (default): access to resources claimed by ACPI
- is denied; legacy drivers trying to access reserved
- resources will fail to bind to device using them.
- lax: access to resources claimed by ACPI is allowed;
- legacy drivers trying to access reserved resources
- will bind successfully but a warning message is logged.
- no: ACPI OperationRegions are not marked as reserved,
- no further checks are performed.
-
- acpi_no_memhotplug [ACPI] Disable memory hotplug. Useful for kdump
- kernels.
-
add_efi_memmap [EFI; X86] Include EFI memory map in
kernel's map of available physical RAM.
cpuidle.off=1 [CPU_IDLE]
disable the cpuidle sub-system
+ cpu_init_udelay=N
+ [X86] Delay for N microsec between assert and de-assert
+ of APIC INIT to start processors. This delay occurs
+ on every CPU online, such as boot, and resume from suspend.
+ Default: 10000
+
cpcihp_generic= [HW,PCI] Generic port I/O CompactPCI driver
Format:
<first_slot>,<last_slot>,<port>,<enum_bit>[,<debug>]
Enable debug messages at boot time. See
Documentation/dynamic-debug-howto.txt for details.
+ nompx [X86] Disables Intel Memory Protection Extensions.
+ See Documentation/x86/intel_mpx.txt for more
+ information about the feature.
+
eagerfpu= [X86]
on enable eager fpu restore
off disable eager fpu restore
auto selects the default scheme, which automatically
enables eagerfpu restore for xsaveopt.
+ module.async_probe [KNL]
+ Enable asynchronous probe on this module.
+
early_ioremap_debug [KNL]
Enable debug messages in early_ioremap support. This
is useful for tracking down temporary early mappings
uart[8250],io,<addr>[,options]
uart[8250],mmio,<addr>[,options]
uart[8250],mmio32,<addr>[,options]
+ uart[8250],mmio32be,<addr>[,options]
uart[8250],0x<addr>[,options]
Start an early, polled-mode console on the 8250/16550
UART at the specified I/O port or MMIO address.
MMIO inter-register address stride is either 8-bit
- (mmio) or 32-bit (mmio32).
- If none of [io|mmio|mmio32], <addr> is assumed to be
- equivalent to 'mmio'. 'options' are specified in the
- same format described for "console=ttyS<n>"; if
+ (mmio) or 32-bit (mmio32 or mmio32be).
+ If none of [io|mmio|mmio32|mmio32be], <addr> is assumed
+ to be equivalent to 'mmio'. 'options' are specified
+ in the same format described for "console=ttyS<n>"; if
unspecified, the h/w is not initialized.
pl011,<addr>
earlyprintk=serial[,0x...[,baudrate]]
earlyprintk=ttySn[,baudrate]
earlyprintk=dbgp[debugController#]
+ earlyprintk=pciserial,bus:device.function[,baudrate]
earlyprintk is useful when the kernel crashes before
the normal console is initialized. It is not enabled by
By default, super page will be supported if Intel IOMMU
has the capability. With this option, super page will
not be supported.
+ ecs_off [Default Off]
+ By default, extended context tables will be supported if
+ the hardware advertises that it has support both for the
+ extended tables themselves, and also PASID support. With
+ this option set, extended tables will not be used even
+ on hardware which claims to support them.
intel_idle.max_cstate= [KNL,HW,ACPI,X86]
0 disables intel_idle and fall back on acpi_idle.
* [no]ncq: Turn on or off NCQ.
+ * [no]ncqtrim: Turn off queued DSM TRIM.
+
* nohrst, nosrst, norst: suppress hard, soft
and both resets.
nomca [IA-64] Disable machine check abort handling
- nomce [X86-32] Machine Check Exception
+ nomce [X86-32] Disable Machine Check Exception
nomfgpt [X86-32] Disable Multi-Function General Purpose
Timer usage (for AMD Geode machines).
Set maximum number of finished RCU callbacks to
process in one batch.
+ rcutree.dump_tree= [KNL]
+ Dump the structure of the rcu_node combining tree
+ out at early boot. This is used for diagnostic
+ purposes, to verify correct tree setup.
+
+ rcutree.gp_cleanup_delay= [KNL]
+ Set the number of jiffies to delay each step of
+ RCU grace-period cleanup. This only has effect
+ when CONFIG_RCU_TORTURE_TEST_SLOW_CLEANUP is set.
+
rcutree.gp_init_delay= [KNL]
Set the number of jiffies to delay each step of
RCU grace-period initialization. This only has
- effect when CONFIG_RCU_TORTURE_TEST_SLOW_INIT is
- set.
+ effect when CONFIG_RCU_TORTURE_TEST_SLOW_INIT
+ is set.
+
+ rcutree.gp_preinit_delay= [KNL]
+ Set the number of jiffies to delay each step of
+ RCU grace-period pre-initialization, that is,
+ the propagation of recent CPU-hotplug changes up
+ the rcu_node combining tree. This only has effect
+ when CONFIG_RCU_TORTURE_TEST_SLOW_PREINIT is set.
+
+ rcutree.rcu_fanout_exact= [KNL]
+ Disable autobalancing of the rcu_node combining
+ tree. This is used by rcutorture, and might
+ possibly be useful for architectures having high
+ cache-to-cache transfer latencies.
rcutree.rcu_fanout_leaf= [KNL]
Increase the number of CPUs assigned to each
test, hence the "fake".
rcutorture.nreaders= [KNL]
- Set number of RCU readers.
+ Set number of RCU readers. The value -1 selects
+ N-1, where N is the number of CPUs. A value
+ "n" less than -1 selects N-n-2, where N is again
+ the number of CPUs. For example, -2 selects N
+ (the number of CPUs), -3 selects N+1, and so on.
rcutorture.object_debug= [KNL]
Enable debug-object double-call_rcu() testing.
F: drivers/platform/x86/acer-wmi.c
ACPI
-M: Rafael J. Wysocki <rjw@rjwysocki.net>
+M: "Rafael J. Wysocki" <rjw@rjwysocki.net>
M: Len Brown <lenb@kernel.org>
L: linux-acpi@vger.kernel.org
W: https://01.org/linux-acpi
ACPI COMPONENT ARCHITECTURE (ACPICA)
M: Robert Moore <robert.moore@intel.com>
M: Lv Zheng <lv.zheng@intel.com>
-M: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
+M: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
L: linux-acpi@vger.kernel.org
L: devel@acpica.org
W: https://acpica.org/
ADVANSYS SCSI DRIVER
M: Matthew Wilcox <matthew@wil.cx>
+M: Hannes Reinecke <hare@suse.de>
L: linux-scsi@vger.kernel.org
S: Maintained
F: Documentation/scsi/advansys.txt
F: include/linux/amd-iommu.h
AMD KFD
-M: Oded Gabbay <oded.gabbay@amd.com>
+M: Oded Gabbay <oded.gabbay@gmail.com>
L: dri-devel@lists.freedesktop.org
T: git git://people.freedesktop.org/~gabbayo/linux.git
S: Supported
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/amd/xgbe/
-F: drivers/net/phy/amd-xgbe-phy.c
AMS (Apple Motion Sensor) DRIVER
M: Michael Hanselmann <linux-kernel@hansmi.ch>
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
M: Arve Hjønnevåg <arve@android.com>
M: Riley Andrews <riandrews@android.com>
-T: git git://git.kernel.org/pub/scm/linux/kernel/gregkh/staging.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git
L: devel@driverdev.osuosl.org
S: Supported
F: drivers/android/
S: Maintained
F: arch/arm/mach-cns3xxx/
+ARM/CAVIUM THUNDER NETWORK DRIVER
+M: Sunil Goutham <sgoutham@cavium.com>
+M: Robert Richter <rric@kernel.org>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Supported
+F: drivers/net/ethernet/cavium/
+
ARM/CIRRUS LOGIC CLPS711X ARM ARCHITECTURE
M: Alexander Shiyan <shc_work@mail.ru>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
T: git git://github.com/ulli-kroll/linux.git
S: Maintained
F: arch/arm/mach-gemini/
+F: drivers/rtc/rtc-gemini.c
ARM/CSR SIRFPRIMA2 MACHINE SUPPORT
M: Barry Song <baohua@kernel.org>
F: arch/arm/mach-footbridge/
ARM/FREESCALE IMX / MXC ARM ARCHITECTURE
-M: Shawn Guo <shawn.guo@linaro.org>
+M: Shawn Guo <shawnguo@kernel.org>
M: Sascha Hauer <kernel@pengutronix.de>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/mach-mxs/
F: arch/arm/boot/dts/imx*
F: arch/arm/configs/imx*_defconfig
+F: drivers/clk/imx/
+F: include/soc/imx/
ARM/FREESCALE VYBRID ARM ARCHITECTURE
-M: Shawn Guo <shawn.guo@linaro.org>
+M: Shawn Guo <shawnguo@kernel.org>
M: Sascha Hauer <kernel@pengutronix.de>
R: Stefan Agner <stefan@agner.ch>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
+ARM/LPC18XX ARCHITECTURE
+M: Joachim Eastwood <manabian@gmail.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+N: lpc18xx
+
ARM/MAGICIAN MACHINE SUPPORT
M: Philipp Zabel <philipp.zabel@gmail.com>
S: Maintained
S: Maintained
F: arch/arm/mach-orion5x/ts78xx-*
+ARM/Mediatek RTC DRIVER
+M: Eddie Huang <eddie.huang@mediatek.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+L: linux-mediatek@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: drivers/rtc/rtc-mt6397.c
+
ARM/Mediatek SoC support
M: Matthias Brugger <matthias.bgg@gmail.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: arch/arm/boot/dts/s3c*
F: arch/arm/boot/dts/exynos*
+F: arch/arm64/boot/dts/exynos/
F: arch/arm/plat-samsung/
F: arch/arm/mach-s3c24*/
F: arch/arm/mach-s3c64xx/
F: drivers/phy/phy-stih41x-usb.c
F: drivers/pinctrl/pinctrl-st.c
F: drivers/reset/sti/
+F: drivers/rtc/rtc-st-lpc.c
F: drivers/tty/serial/st-asc.c
F: drivers/usb/dwc3/dwc3-st.c
F: drivers/usb/host/ehci-st.c
F: drivers/usb/host/ohci-st.c
+F: drivers/watchdog/st_lpc_wdt.c
F: drivers/ata/ahci_st.c
+ARM/STM32 ARCHITECTURE
+M: Maxime Coquelin <mcoquelin.stm32@gmail.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/mcoquelin/stm32.git
+N: stm32
+F: drivers/clocksource/armv7m_systick.c
+
ARM/TECHNOLOGIC SYSTEMS TS7250 MACHINE SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: drivers/rtc/rtc-coh901331.c
T: git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-stericsson.git
+ARM/UNIPHIER ARCHITECTURE
+M: Masahiro Yamada <yamada.masahiro@socionext.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/mach-uniphier/
+N: uniphier
+
ARM/Ux500 ARM ARCHITECTURE
M: Linus Walleij <linus.walleij@linaro.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
F: arch/arm/mach-pxa/z2.c
F: arch/arm/mach-pxa/include/mach/z2.h
+ARM/ZTE ARCHITECTURE
+M: Jun Nie <jun.nie@linaro.org>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/mach-zx/
+F: drivers/clk/zte/
+F: Documentation/devicetree/bindings/arm/zte.txt
+F: Documentation/devicetree/bindings/clock/zx296702-clk.txt
+
ARM/ZYNQ ARCHITECTURE
M: Michal Simek <michal.simek@xilinx.com>
R: Sören Brinkmann <soren.brinkmann@xilinx.com>
F: drivers/mmc/host/sdhci-of-arasan.c
F: drivers/edac/synopsys_edac.c
-ARM SMMU DRIVER
+ARM SMMU DRIVERS
M: Will Deacon <will.deacon@arm.com>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: drivers/iommu/arm-smmu.c
+F: drivers/iommu/arm-smmu-v3.c
F: drivers/iommu/io-pgtable-arm.c
ARM64 PORT (AARCH64 ARCHITECTURE)
S: Supported
F: drivers/scsi/esas2r
+ATUSB IEEE 802.15.4 RADIO DRIVER
+M: Stefan Schmidt <stefan@osg.samsung.com>
+L: linux-wpan@vger.kernel.org
+S: Maintained
+F: drivers/net/ieee802154/atusb.c
+F: drivers/net/ieee802154/atusb.h
+F: drivers/net/ieee802154/at86rf230.h
+
AUDIT SUBSYSTEM
M: Paul Moore <paul@paul-moore.com>
M: Eric Paris <eparis@redhat.com>
S: Maintained:
F: drivers/md/bcache/
+BDISP ST MEDIA DRIVER
+M: Fabien Dessenne <fabien.dessenne@st.com>
+L: linux-media@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+W: http://linuxtv.org
+S: Supported
+F: drivers/media/platform/sti/bdisp
+
BEFS FILE SYSTEM
S: Orphan
F: Documentation/filesystems/befs.txt
T: git git://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git
S: Maintained
F: block/
+F: kernel/trace/blktrace.c
BLOCK2MTD DRIVER
M: Joern Engel <joern@lazybastard.org>
F: arch/arm/mach-bcm/*brcmstb*
F: arch/arm/boot/dts/bcm7*.dts*
F: drivers/bus/brcmstb_gisb.c
+N: brcmstb
BROADCOM BMIPS MIPS ARCHITECTURE
M: Kevin Cernekee <cernekee@gmail.com>
N: bcm583*
N: bcm113*
+BROADCOM BRCMSTB GPIO DRIVER
+M: Gregory Fong <gregory.0xf0@gmail.com>
+L: bcm-kernel-feedback-list@broadcom.com>
+S: Supported
+F: drivers/gpio/gpio-brcmstb.c
+F: Documentation/devicetree/bindings/gpio/brcm,brcmstb-gpio.txt
+
BROADCOM KONA GPIO DRIVER
M: Ray Jui <rjui@broadcom.com>
L: bcm-kernel-feedback-list@broadcom.com
F: drivers/gpio/gpio-bcm-kona.c
F: Documentation/devicetree/bindings/gpio/gpio-bcm-kona.txt
+BROADCOM STB NAND FLASH DRIVER
+M: Brian Norris <computersforpeace@gmail.com>
+L: linux-mtd@lists.infradead.org
+S: Maintained
+F: drivers/mtd/nand/brcmnand/
+
BROADCOM SPECIFIC AMBA DRIVER (BCMA)
M: Rafał Miłecki <zajec5@gmail.com>
L: linux-wireless@vger.kernel.org
F: drivers/iio/light/cm*
F: Documentation/devicetree/bindings/i2c/trivial-devices.txt
+CAVIUM LIQUIDIO NETWORK DRIVER
+M: Derek Chickles <derek.chickles@caviumnetworks.com>
+M: Satanand Burla <satananda.burla@caviumnetworks.com>
+M: Felix Manlunas <felix.manlunas@caviumnetworks.com>
+M: Raghu Vatsavayi <raghu.vatsavayi@caviumnetworks.com>
+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: Varka Bhadram <varkabhadram@gmail.com>
L: linux-wpan@vger.kernel.org
CELL BROADBAND ENGINE ARCHITECTURE
M: Arnd Bergmann <arnd@arndb.de>
L: linuxppc-dev@lists.ozlabs.org
-L: cbe-oss-dev@lists.ozlabs.org
W: http://www.ibm.com/developerworks/power/cell/
S: Supported
F: arch/powerpc/include/asm/cell*.h
F: arch/powerpc/platforms/cell/
CEPH DISTRIBUTED FILE SYSTEM CLIENT
-M: Yan, Zheng <zyan@redhat.com>
+M: "Yan, Zheng" <zyan@redhat.com>
M: Sage Weil <sage@redhat.com>
L: ceph-devel@vger.kernel.org
W: http://ceph.com/
S: Supported
F: drivers/scsi/fnic/
+CISCO SCSI HBA DRIVER
+M: Narsimhulu Musini <nmusini@cisco.com>
+M: Sesidhar Baddela <sebaddel@cisco.com>
+L: linux-scsi@vger.kernel.org
+S: Supported
+F: drivers/scsi/snic/
+
CMPC ACPI DRIVER
M: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
M: Daniel Oliveira Nascimento <don@syst.com.br>
S: Supported
F: drivers/platform/x86/classmate-laptop.c
+COBALT MEDIA DRIVER
+M: Hans Verkuil <hans.verkuil@cisco.com>
+L: linux-media@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+W: http://linuxtv.org
+S: Supported
+F: drivers/media/pci/cobalt/
+
COCCINELLE/Semantic Patches (SmPL)
M: Julia Lawall <Julia.Lawall@lip6.fr>
M: Gilles Muller <Gilles.Muller@lip6.fr>
F: drivers/net/ethernet/ti/cpmac.c
CPU FREQUENCY DRIVERS
-M: Rafael J. Wysocki <rjw@rjwysocki.net>
+M: "Rafael J. Wysocki" <rjw@rjwysocki.net>
M: Viresh Kumar <viresh.kumar@linaro.org>
L: linux-pm@vger.kernel.org
S: Maintained
F: arch/arm/mach-exynos/pm.c
CPUIDLE DRIVERS
-M: Rafael J. Wysocki <rjw@rjwysocki.net>
+M: "Rafael J. Wysocki" <rjw@rjwysocki.net>
M: Daniel Lezcano <daniel.lezcano@linaro.org>
L: linux-pm@vger.kernel.org
S: Maintained
F: drivers/media/common/cx2341x*
F: include/media/cx2341x*
+CX24120 MEDIA DRIVER
+M: Jemma Denson <jdenson@gmail.com>
+M: Patrick Boettcher <patrick.boettcher@posteo.de>
+L: linux-media@vger.kernel.org
+W: http://linuxtv.org/
+Q: http://patchwork.linuxtv.org/project/linux-media/list/
+S: Maintained
+F: drivers/media/dvb-frontends/cx24120*
+
CX88 VIDEO4LINUX DRIVER
M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
L: linux-media@vger.kernel.org
L: linuxppc-dev@lists.ozlabs.org
S: Supported
F: drivers/misc/cxl/
-F: include/misc/cxl.h
+F: include/misc/cxl*
F: include/uapi/misc/cxl.h
F: Documentation/powerpc/cxl.txt
F: Documentation/powerpc/cxl.txt
F: drivers/platform/x86/dell-smo8800.c
DELL LAPTOP SMM DRIVER
-M: Guenter Roeck <linux@roeck-us.net>
+M: Pali Rohár <pali.rohar@gmail.com>
S: Maintained
-F: drivers/char/i8k.c
+F: drivers/hwmon/dell-smm-hwmon.c
F: include/uapi/linux/i8k.h
DELL SYSTEMS MANAGEMENT BASE DRIVER (dcdbas)
DMI/SMBIOS SUPPORT
M: Jean Delvare <jdelvare@suse.de>
S: Maintained
+T: quilt http://jdelvare.nerim.net/devel/linux/jdelvare-dmi/
+F: Documentation/ABI/testing/sysfs-firmware-dmi-tables
F: drivers/firmware/dmi-id.c
F: drivers/firmware/dmi_scan.c
F: include/linux/dmi.h
F: lib/lru_cache.c
F: Documentation/blockdev/drbd/
-DRIVER CORE, KOBJECTS, DEBUGFS AND SYSFS
+DRIVER CORE, KOBJECTS, DEBUGFS, KERNFS AND SYSFS
M: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git
S: Supported
F: Documentation/kobject.txt
F: drivers/base/
-F: fs/sysfs/
F: fs/debugfs/
-F: include/linux/kobj*
+F: fs/kernfs/
+F: fs/sysfs/
F: include/linux/debugfs.h
+F: include/linux/kobj*
F: lib/kobj*
DRM DRIVERS
S: Maintained
F: drivers/net/wan/dscc4.c
+DT3155 MEDIA DRIVER
+M: Hans Verkuil <hverkuil@xs4all.nl>
+L: linux-media@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+W: http://linuxtv.org
+S: Odd Fixes
+F: drivers/media/pci/dt3155/
+
DVB_USB_AF9015 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
L: linux-media@vger.kernel.org
F: drivers/edac/ie31200_edac.c
EDAC-MPC85XX
-M: Johannes Thumshirn <johannes.thumshirn@men.de>
+M: Johannes Thumshirn <morbidrsa@gmail.com>
L: linux-edac@vger.kernel.org
W: bluesmoke.sourceforge.net
S: Maintained
S: Maintained
F: drivers/edac/sb_edac.c
+EDAC-XGENE
+APPLIED MICRO (APM) X-GENE SOC EDAC
+M: Loc Ho <lho@apm.com>
+S: Supported
+F: drivers/edac/xgene_edac.c
+F: Documentation/devicetree/bindings/edac/apm-xgene-edac.txt
+
EDIROL UA-101/UA-1000 DRIVER
M: Clemens Ladisch <clemens@ladisch.de>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
FILE LOCKING (flock() and fcntl()/lockf())
M: Jeff Layton <jlayton@poochiereds.net>
-M: J. Bruce Fields <bfields@fieldses.org>
+M: "J. Bruce Fields" <bfields@fieldses.org>
L: linux-fsdevel@vger.kernel.org
S: Maintained
F: include/linux/fcntl.h
F: sound/soc/fsl/mpc8610_hpcd.c
FREESCALE QORIQ MANAGEMENT COMPLEX DRIVER
-M: J. German Rivera <German.Rivera@freescale.com>
+M: "J. German Rivera" <German.Rivera@freescale.com>
L: linux-kernel@vger.kernel.org
S: Maintained
F: drivers/staging/fsl-mc/
F: drivers/media/usb/gspca/
GUID PARTITION TABLE (GPT)
-M: Davidlohr Bueso <davidlohr@hp.com>
+M: Davidlohr Bueso <dave@stgolabs.net>
L: linux-efi@vger.kernel.org
S: Maintained
F: block/partitions/efi.*
S: Maintained
F: drivers/media/usb/stk1160/
+H8/300 ARCHITECTURE
+M: Yoshinori Sato <ysato@users.sourceforge.jp>
+L: uclinux-h8-devel@lists.sourceforge.jp
+W: http://uclinux-h8.sourceforge.jp
+T: git git://git.sourceforge.jp/gitroot/uclinux-h8/linux.git
+S: Maintained
+F: arch/h8300/
+F: drivers/clocksource/h8300_*.c
+F: drivers/clk/h8300/
+F: drivers/irqchip/irq-renesas-h8*.c
+
HARD DRIVE ACTIVE PROTECTION SYSTEM (HDAPS) DRIVER
M: Frank Seidel <frank@f-seidel.de>
L: platform-driver-x86@vger.kernel.org
F: include/linux/hid*
F: include/uapi/linux/hid*
+HID SENSOR HUB DRIVERS
+M: Jiri Kosina <jkosina@suse.cz>
+M: Jonathan Cameron <jic23@kernel.org>
+M: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
+L: linux-input@vger.kernel.org
+L: linux-iio@vger.kernel.org
+S: Maintained
+F: Documentation/hid/hid-sensor*
+F: drivers/hid/hid-sensor-*
+F: drivers/iio/*/hid-*
+F: include/linux/hid-sensor-*
+
HIGH-RESOLUTION TIMERS, CLOCKEVENTS, DYNTICKS
M: Thomas Gleixner <tglx@linutronix.de>
L: linux-kernel@vger.kernel.org
F: fs/hugetlbfs/
Hyper-V CORE AND DRIVERS
-M: K. Y. Srinivasan <kys@microsoft.com>
+M: "K. Y. Srinivasan" <kys@microsoft.com>
M: Haiyang Zhang <haiyangz@microsoft.com>
L: devel@linuxdriverproject.org
S: Maintained
M: Fionnuala Gunter <fin@linux.vnet.ibm.com>
L: linux-crypto@vger.kernel.org
S: Supported
-F: drivers/crypto/nx/
+F: drivers/crypto/nx/Makefile
+F: drivers/crypto/nx/Kconfig
+F: drivers/crypto/nx/nx-aes*
+F: drivers/crypto/nx/nx-sha*
+F: drivers/crypto/nx/nx.*
+F: drivers/crypto/nx/nx_csbcpb.h
+F: drivers/crypto/nx/nx_debugfs.h
IBM Power 842 compression accelerator
M: Dan Streetman <ddstreet@us.ibm.com>
S: Supported
-F: drivers/crypto/nx/nx-842.c
-F: include/linux/nx842.h
+F: drivers/crypto/nx/Makefile
+F: drivers/crypto/nx/Kconfig
+F: drivers/crypto/nx/nx-842*
+F: include/linux/sw842.h
+F: crypto/842.c
+F: lib/842/
IBM Power Linux RAID adapter
M: Brian King <brking@us.ibm.com>
INPUT MULTITOUCH (MT) PROTOCOL
M: Henrik Rydberg <rydberg@bitmath.org>
L: linux-input@vger.kernel.org
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/rydberg/input-mt.git
S: Odd fixes
F: Documentation/input/multi-touch-protocol.txt
F: drivers/input/input-mt.c
INTEL ASoC BDW/HSW DRIVERS
M: Jie Yang <yang.jie@linux.intel.com>
-L: alsa-devel@alsa-project.org
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
S: Supported
F: sound/soc/intel/sst-haswell*
F: sound/soc/intel/sst-dsp*
L: linux-kernel@vger.kernel.org
S: Supported
F: include/uapi/linux/mei.h
+F: include/linux/mei_cl_bus.h
F: drivers/misc/mei/*
F: Documentation/misc-devices/mei/*
S: Maintained
F: drivers/media/radio/radio-maxiradio*
+MEDIA DRIVERS FOR RENESAS - VSP1
+M: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+L: linux-media@vger.kernel.org
+L: linux-sh@vger.kernel.org
+T: git git://linuxtv.org/media_tree.git
+S: Supported
+F: Documentation/devicetree/bindings/media/renesas,vsp1.txt
+F: drivers/media/platform/vsp1/
+
MEDIA INPUT INFRASTRUCTURE (V4L/DVB)
M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
P: LinuxTV.org Project
F: include/uapi/linux/ivtv*
F: include/uapi/linux/uvcvideo.h
+MEDIATEK MT7601U WIRELESS LAN DRIVER
+M: Jakub Kicinski <kubakici@wp.pl>
+L: linux-wireless@vger.kernel.org
+S: Maintained
+F: drivers/net/wireless/mediatek/mt7601u/
+
MEGARAID SCSI/SAS DRIVERS
M: Kashyap Desai <kashyap.desai@avagotech.com>
M: Sumit Saxena <sumit.saxena@avagotech.com>
F: include/uapi/mtd/
MEN A21 WATCHDOG DRIVER
-M: Johannes Thumshirn <johannes.thumshirn@men.de>
+M: Johannes Thumshirn <morbidrsa@gmail.com>
L: linux-watchdog@vger.kernel.org
-S: Supported
+S: Maintained
F: drivers/watchdog/mena21_wdt.c
MEN CHAMELEON BUS (mcb)
-M: Johannes Thumshirn <johannes.thumshirn@men.de>
-S: Supported
+M: Johannes Thumshirn <morbidrsa@gmail.com>
+S: Maintained
F: drivers/mcb/
F: include/linux/mcb.h
NATIVE INSTRUMENTS USB SOUND INTERFACE DRIVER
M: Daniel Mack <zonque@gmail.com>
S: Maintained
-L: alsa-devel@alsa-project.org
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
W: http://www.native-instruments.com
F: sound/usb/caiaq/
OMAP AUDIO SUPPORT
M: Peter Ujfalusi <peter.ujfalusi@ti.com>
M: Jarkko Nikula <jarkko.nikula@bitmer.com>
-L: alsa-devel@alsa-project.org (subscribers-only)
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
L: linux-omap@vger.kernel.org
S: Maintained
F: sound/soc/omap/
F: Documentation/mn10300/
F: arch/mn10300/
-PARALLEL PORT SUPPORT
+PARALLEL PORT SUBSYSTEM
+M: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
+M: Sudip Mukherjee <sudip@vectorindia.org>
L: linux-parport@lists.infradead.org (subscribers-only)
-S: Orphan
+S: Maintained
F: drivers/parport/
F: include/linux/parport*.h
F: drivers/char/ppdev.c
F: include/uapi/linux/ppdev.h
+F: Documentation/parport*.txt
PARAVIRT_OPS INTERFACE
M: Jeremy Fitzhardinge <jeremy@goop.org>
S: Maintained
F: drivers/pci/host/*spear*
+PCI MSI DRIVER FOR APPLIEDMICRO XGENE
+M: Duc Dang <dhdang@apm.com>
+L: linux-pci@vger.kernel.org
+L: linux-arm-kernel@lists.infradead.org
+S: Maintained
+F: Documentation/devicetree/bindings/pci/xgene-pci-msi.txt
+F: drivers/pci/host/pci-xgene-msi.c
+
PCMCIA SUBSYSTEM
P: Linux PCMCIA Team
L: linux-pcmcia@lists.infradead.org
PERFORMANCE EVENTS SUBSYSTEM
M: Peter Zijlstra <a.p.zijlstra@chello.nl>
-M: Paul Mackerras <paulus@samba.org>
M: Ingo Molnar <mingo@redhat.com>
M: Arnaldo Carvalho de Melo <acme@kernel.org>
L: linux-kernel@vger.kernel.org
F: drivers/power/
PNP SUPPORT
-M: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
+M: "Rafael J. Wysocki" <rafael.j.wysocki@intel.com>
S: Maintained
F: drivers/pnp/
PS3 NETWORK SUPPORT
M: Geoff Levand <geoff@infradead.org>
L: netdev@vger.kernel.org
-L: cbe-oss-dev@lists.ozlabs.org
+L: linuxppc-dev@lists.ozlabs.org
S: Maintained
F: drivers/net/ethernet/toshiba/ps3_gelic_net.*
PS3 PLATFORM SUPPORT
M: Geoff Levand <geoff@infradead.org>
L: linuxppc-dev@lists.ozlabs.org
-L: cbe-oss-dev@lists.ozlabs.org
S: Maintained
F: arch/powerpc/boot/ps3*
F: arch/powerpc/include/asm/lv1call.h
PS3VRAM DRIVER
M: Jim Paris <jim@jtan.com>
-L: cbe-oss-dev@lists.ozlabs.org
+M: Geoff Levand <geoff@infradead.org>
+L: linuxppc-dev@lists.ozlabs.org
S: Maintained
F: drivers/block/ps3vram.c
M: Stanislaw Gruszka <sgruszka@redhat.com>
M: Helmut Schaa <helmut.schaa@googlemail.com>
L: linux-wireless@vger.kernel.org
-L: users@rt2x00.serialmonkey.com (moderated for non-subscribers)
-W: http://rt2x00.serialmonkey.com/
S: Maintained
F: drivers/net/wireless/rt2x00/
M: Alexandre Belloni <alexandre.belloni@free-electrons.com>
L: rtc-linux@googlegroups.com
Q: http://patchwork.ozlabs.org/project/rtc-linux/list/
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux.git
S: Maintained
F: Documentation/rtc.txt
F: drivers/rtc/
S: Maintained
F: drivers/video/fbdev/s3c-fb.c
-SAMSUNG MULTIFUNCTION DEVICE DRIVERS
+SAMSUNG MULTIFUNCTION PMIC DEVICE DRIVERS
M: Sangbeom Kim <sbkim73@samsung.com>
+M: Krzysztof Kozlowski <k.kozlowski@samsung.com>
L: linux-kernel@vger.kernel.org
+L: linux-samsung-soc@vger.kernel.org
S: Supported
F: drivers/mfd/sec*.c
F: drivers/regulator/s2m*.c
F: drivers/regulator/s5m*.c
+F: drivers/clk/clk-s2mps11.c
+F: drivers/rtc/rtc-s5m.c
F: include/linux/mfd/samsung/
+F: Documentation/devicetree/bindings/regulator/s5m8767-regulator.txt
+F: Documentation/devicetree/bindings/mfd/s2mp*.txt
SAMSUNG S5P/EXYNOS4 SOC SERIES CAMERA SUBSYSTEM DRIVERS
M: Kyungmin Park <kyungmin.park@samsung.com>
SECURITY SUBSYSTEM
M: James Morris <james.l.morris@oracle.com>
-M: Serge E. Hallyn <serge@hallyn.com>
+M: "Serge E. Hallyn" <serge@hallyn.com>
L: linux-security-module@vger.kernel.org (suggested Cc:)
T: git git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security.git
W: http://kernsec.org/
F: drivers/i2c/busses/i2c-davinci.c
TI DAVINCI SERIES MEDIA DRIVER
-M:
Lad, Prabhakar <prabhakar.csengg@gmail.com>
+M:
"Lad, Prabhakar" <prabhakar.csengg@gmail.com>
L: linux-media@vger.kernel.org
W: http://linuxtv.org/
Q: http://patchwork.linuxtv.org/project/linux-media/list/
F: include/media/davinci/
TI AM437X VPFE DRIVER
-M:
Lad, Prabhakar <prabhakar.csengg@gmail.com>
+M:
"Lad, Prabhakar" <prabhakar.csengg@gmail.com>
L: linux-media@vger.kernel.org
W: http://linuxtv.org/
Q: http://patchwork.linuxtv.org/project/linux-media/list/
F: drivers/media/platform/am437x/
OV2659 OMNIVISION SENSOR DRIVER
-M:
Lad, Prabhakar <prabhakar.csengg@gmail.com>
+M:
"Lad, Prabhakar" <prabhakar.csengg@gmail.com>
L: linux-media@vger.kernel.org
W: http://linuxtv.org/
Q: http://patchwork.linuxtv.org/project/linux-media/list/
SPU FILE SYSTEM
M: Jeremy Kerr <jk@ozlabs.org>
L: linuxppc-dev@lists.ozlabs.org
-L: cbe-oss-dev@lists.ozlabs.org
W: http://www.ibm.com/developerworks/power/cell/
S: Supported
F: Documentation/filesystems/spufs.txt
S: Odd Fixes
F: drivers/staging/vt665?/
+STAGING - WILC1000 WIFI DRIVER
+M: Johnny Kim <johnny.kim@atmel.com>
+M: Rachel Kim <rachel.kim@atmel.com>
+M: Dean Lee <dean.lee@atmel.com>
+M: Chris Park <chris.park@atmel.com>
+L: linux-wireless@vger.kernel.org
+S: Supported
+F: drivers/staging/wilc1000/
+
STAGING - XGI Z7,Z9,Z11 PCI DISPLAY DRIVER
M: Arnaud Patard <arnaud.patard@rtp-net.org>
S: Odd Fixes
F: Documentation/devicetree/bindings/arc/
F: drivers/tty/serial/arc_uart.c
+SYSTEM CONFIGURATION (SYSCON)
+M: Lee Jones <lee.jones@linaro.org>
+M: Arnd Bergmann <arnd@arndb.de>
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd.git
+S: Supported
+F: drivers/mfd/syscon.c
+
SYSV FILESYSTEM
M: Christoph Hellwig <hch@infradead.org>
S: Maintained
F: include/linux/sysv_fs.h
TARGET SUBSYSTEM
-M: Nicholas A. Bellinger <nab@linux-iscsi.org>
+M: "Nicholas A. Bellinger" <nab@linux-iscsi.org>
L: linux-scsi@vger.kernel.org
L: target-devel@vger.kernel.org
W: http://www.linux-iscsi.org
F: include/uapi/linux/if_team.h
TECHNOLOGIC SYSTEMS TS-5500 PLATFORM SUPPORT
-M: Savoir-faire Linux Inc. <kernel@savoirfairelinux.com>
+M: "Savoir-faire Linux Inc." <kernel@savoirfairelinux.com>
S: Maintained
F: arch/x86/platform/ts5500/
S: Maintained
F: drivers/net/ethernet/ti/netcp*
+TI TAS571X FAMILY ASoC CODEC DRIVER
+M: Kevin Cernekee <cernekee@chromium.org>
+L: alsa-devel@alsa-project.org (moderated for non-subscribers)
+S: Odd Fixes
+F: sound/soc/codecs/tas571x*
+
TI TWL4030 SERIES SOC CODEC DRIVER
M: Peter Ujfalusi <peter.ujfalusi@ti.com>
L: alsa-devel@alsa-project.org (moderated for non-subscribers)
F: include/uapi/linux/toshiba.h
TMIO MMC DRIVER
-M: Ian Molton <ian.molton@codethink.co.uk>
+M: Ian Molton <ian@mnementh.co.uk>
L: linux-mmc@vger.kernel.org
S: Maintained
F: drivers/mmc/host/tmio_mmc*
M: Jiri Slaby <jslaby@suse.cz>
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git
+ F: Documentation/serial/
F: drivers/tty/
F: drivers/tty/serial/serial_core.c
F: include/linux/serial_core.h
F: include/linux/virtio_*.h
F: include/uapi/linux/virtio_*.h
+VIRTIO GPU DRIVER
+M: David Airlie <airlied@linux.ie>
+M: Gerd Hoffmann <kraxel@redhat.com>
+L: dri-devel@lists.freedesktop.org
+L: virtualization@lists.linux-foundation.org
+S: Maintained
+F: drivers/gpu/drm/virtio/
+F: include/uapi/linux/virtio_gpu.h
+
VIRTIO HOST (VHOST)
M: "Michael S. Tsirkin" <mst@redhat.com>
L: kvm@vger.kernel.org
L: linux-kernel@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/vdso
S: Maintained
-F: arch/x86/vdso/
+F: arch/x86/entry/vdso/
XC2028/3028 TUNER DRIVER
M: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
/* Platform configuration */
struct plat_sci_port *cfg;
- int overrun_bit;
+ unsigned int overrun_reg;
+ unsigned int overrun_mask;
unsigned int error_mask;
unsigned int sampling_rate;
-
+ resource_size_t reg_size;
/* Break timer */
struct timer_list break_timer;
[SCSPTR] = sci_reg_invalid,
[SCLSR] = sci_reg_invalid,
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = sci_reg_invalid,
[SCLSR] = sci_reg_invalid,
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = sci_reg_invalid,
[SCLSR] = sci_reg_invalid,
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = { 0x30, 16 },
+ [SCPDR] = { 0x34, 16 },
},
/*
[SCSPTR] = sci_reg_invalid,
[SCLSR] = sci_reg_invalid,
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = { 0x30, 16 },
+ [SCPDR] = { 0x34, 16 },
},
/*
[SCSPTR] = { 0x20, 16 },
[SCLSR] = { 0x24, 16 },
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = sci_reg_invalid,
[SCLSR] = sci_reg_invalid,
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = { 0x20, 16 },
[SCLSR] = { 0x24, 16 },
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = { 0x20, 16 },
[SCLSR] = { 0x24, 16 },
[HSSRR] = { 0x40, 16 },
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = sci_reg_invalid,
[SCLSR] = { 0x24, 16 },
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = { 0x24, 16 },
[SCLSR] = { 0x28, 16 },
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
/*
[SCSPTR] = sci_reg_invalid,
[SCLSR] = sci_reg_invalid,
[HSSRR] = sci_reg_invalid,
+ [SCPCR] = sci_reg_invalid,
+ [SCPDR] = sci_reg_invalid,
},
};
struct sci_port *s = to_sci_port(port);
/* Handle overruns */
- if (status & (1 << s->overrun_bit)) {
+ if (status & s->overrun_mask) {
port->icount.overrun++;
/* overrun error */
struct tty_port *tport = &port->state->port;
struct sci_port *s = to_sci_port(port);
struct plat_sci_reg *reg;
- int copied = 0, offset;
- u16 status, bit;
-
- switch (port->type) {
- case PORT_SCIF:
- case PORT_HSCIF:
- offset = SCLSR;
- break;
- case PORT_SCIFA:
- case PORT_SCIFB:
- offset = SCxSR;
- break;
- default:
- return 0;
- }
+ int copied = 0;
+ u16 status;
- reg = sci_getreg(port, offset);
+ reg = sci_getreg(port, s->overrun_reg);
if (!reg->size)
return 0;
- status = serial_port_in(port, offset);
- bit = 1 << s->overrun_bit;
-
- if (status & bit) {
- status &= ~bit;
- serial_port_out(port, offset, status);
+ status = serial_port_in(port, s->overrun_reg);
+ if (status & s->overrun_mask) {
+ status &= ~s->overrun_mask;
+ serial_port_out(port, s->overrun_reg, status);
port->icount.overrun++;
ssr_status = serial_port_in(port, SCxSR);
scr_status = serial_port_in(port, SCSCR);
- switch (port->type) {
- case PORT_SCIF:
- case PORT_HSCIF:
- orer_status = serial_port_in(port, SCLSR);
- break;
- case PORT_SCIFA:
- case PORT_SCIFB:
+ if (s->overrun_reg == SCxSR)
orer_status = ssr_status;
- break;
+ else {
+ if (sci_getreg(port, s->overrun_reg)->size)
+ orer_status = serial_port_in(port, s->overrun_reg);
}
err_enabled = scr_status & port_rx_irq_mask(port);
ret = sci_br_interrupt(irq, ptr);
/* Overrun Interrupt */
- if (orer_status & (1 << s->overrun_bit))
+ if (orer_status & s->overrun_mask)
sci_handle_fifo_overrun(port);
return ret;
return NULL;
}
-static inline unsigned long sci_port_size(struct uart_port *port)
-{
- /*
- * Pick an arbitrary size that encapsulates all of the base
- * registers by default. This can be optimized later, or derived
- * from platform resource data at such a time that ports begin to
- * behave more erratically.
- */
- if (port->type == PORT_HSCIF)
- return 96;
- else
- return 64;
-}
-
static int sci_remap_port(struct uart_port *port)
{
- unsigned long size = sci_port_size(port);
+ struct sci_port *sport = to_sci_port(port);
/*
* Nothing to do if there's already an established membase.
return 0;
if (port->flags & UPF_IOREMAP) {
- port->membase = ioremap_nocache(port->mapbase, size);
+ port->membase = ioremap_nocache(port->mapbase, sport->reg_size);
if (unlikely(!port->membase)) {
dev_err(port->dev, "can't remap port#%d\n", port->line);
return -ENXIO;
static void sci_release_port(struct uart_port *port)
{
+ struct sci_port *sport = to_sci_port(port);
+
if (port->flags & UPF_IOREMAP) {
iounmap(port->membase);
port->membase = NULL;
}
- release_mem_region(port->mapbase, sci_port_size(port));
+ release_mem_region(port->mapbase, sport->reg_size);
}
static int sci_request_port(struct uart_port *port)
{
- unsigned long size = sci_port_size(port);
struct resource *res;
+ struct sci_port *sport = to_sci_port(port);
int ret;
- res = request_mem_region(port->mapbase, size, dev_name(port->dev));
- if (unlikely(res == NULL))
+ res = request_mem_region(port->mapbase, sport->reg_size,
+ dev_name(port->dev));
+ if (unlikely(res == NULL)) {
+ dev_err(port->dev, "request_mem_region failed.");
return -EBUSY;
+ }
ret = sci_remap_port(port);
if (unlikely(ret != 0)) {
return -ENOMEM;
port->mapbase = res->start;
+ sci_port->reg_size = resource_size(res);
for (i = 0; i < ARRAY_SIZE(sci_port->irqs); ++i)
sci_port->irqs[i] = platform_get_irq(dev, i);
switch (p->type) {
case PORT_SCIFB:
port->fifosize = 256;
- sci_port->overrun_bit = 9;
+ sci_port->overrun_reg = SCxSR;
+ sci_port->overrun_mask = SCIFA_ORER;
sampling_rate = 16;
break;
case PORT_HSCIF:
port->fifosize = 128;
sampling_rate = 0;
- sci_port->overrun_bit = 0;
+ sci_port->overrun_reg = SCLSR;
+ sci_port->overrun_mask = SCLSR_ORER;
break;
case PORT_SCIFA:
port->fifosize = 64;
- sci_port->overrun_bit = 9;
+ sci_port->overrun_reg = SCxSR;
+ sci_port->overrun_mask = SCIFA_ORER;
sampling_rate = 16;
break;
case PORT_SCIF:
port->fifosize = 16;
if (p->regtype == SCIx_SH7705_SCIF_REGTYPE) {
- sci_port->overrun_bit = 9;
+ sci_port->overrun_reg = SCxSR;
+ sci_port->overrun_mask = SCIFA_ORER;
sampling_rate = 16;
} else {
- sci_port->overrun_bit = 0;
+ sci_port->overrun_reg = SCLSR;
+ sci_port->overrun_mask = SCLSR_ORER;
sampling_rate = 32;
}
break;
default:
port->fifosize = 1;
- sci_port->overrun_bit = 5;
+ sci_port->overrun_reg = SCxSR;
+ sci_port->overrun_mask = SCI_ORER;
sampling_rate = 32;
break;
}
sci_port->error_mask = (p->type == PORT_SCI) ?
SCI_DEFAULT_ERROR_MASK : SCIF_DEFAULT_ERROR_MASK;
- /*
- * Establish sensible defaults for the overrun detection, unless
- * the part has explicitly disabled support for it.
- */
-
/*
* Make the error mask inclusive of overrun detection, if
* supported.
*/
- sci_port->error_mask |= 1 << sci_port->overrun_bit;
+ if (sci_port->overrun_reg == SCxSR)
+ sci_port->error_mask |= sci_port->overrun_mask;
port->type = p->type;
port->flags = UPF_FIXED_PORT | p->flags;
.type = PORT_HSCIF,
.regtype = SCIx_HSCIF_REGTYPE,
},
+ }, {
+ .compatible = "renesas,sci",
+ .data = &(const struct sci_port_info) {
+ .type = PORT_SCI,
+ .regtype = SCIx_SCI_REGTYPE,
+ },
}, {
/* Terminator */
},
projects / firefly-linux-kernel-4.4.55.git / commitdiff