M: Philip Blundell <philb@gnu.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/3c505*
+F: drivers/net/ethernet/i825xx/3c505*
3C59X NETWORK DRIVER
M: Steffen Klassert <klassert@mathematik.tu-chemnitz.de>
L: netdev@vger.kernel.org
S: Maintained
F: Documentation/networking/vortex.txt
-F: drivers/net/3c59x.c
+F: drivers/net/ethernet/3com/3c59x.c
3CR990 NETWORK DRIVER
M: David Dillow <dave@thedillows.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/typhoon*
+F: drivers/net/ethernet/3com/typhoon*
3WARE SAS/SATA-RAID SCSI DRIVERS (3W-XXXX, 3W-9XXX, 3W-SAS)
M: Adam Radford <linuxraid@lsi.com>
M: Francois Romieu <romieu@fr.zoreil.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/r8169.c
+F: drivers/net/ethernet/realtek/r8169.c
8250/16?50 (AND CLONE UARTS) SERIAL DRIVER
M: Greg Kroah-Hartman <gregkh@suse.de>
8390 NETWORK DRIVERS [WD80x3/SMC-ELITE, SMC-ULTRA, NE2000, 3C503, etc.]
L: netdev@vger.kernel.org
S: Orphan / Obsolete
-F: drivers/net/*8390*
-F: drivers/net/ax88796.c
+F: drivers/net/ethernet/8390/
9P FILE SYSTEM
M: Eric Van Hensbergen <ericvh@gmail.com>
M: Jes Sorensen <jes@trained-monkey.org>
L: linux-acenic@sunsite.dk
S: Maintained
-F: drivers/net/acenic*
+F: drivers/net/ethernet/alteon/acenic*
ACER ASPIRE ONE TEMPERATURE AND FAN DRIVER
M: Peter Feuerer <peter@piie.net>
W: http://www.arm.linux.org.uk/
S: Maintained
F: arch/arm/mach-ebsa110/
-F: drivers/net/arm/am79c961a.*
+F: drivers/net/ethernet/amd/am79c961a.*
ARM/EZX SMARTPHONES (A780, A910, A1200, E680, ROKR E2 and ROKR E6)
M: Daniel Ribeiro <drwyrm@gmail.com>
F: arch/arm/include/asm/hardware/iomd.h
F: arch/arm/include/asm/hardware/memc.h
F: arch/arm/mach-rpc/
-F: drivers/net/arm/ether*
+F: drivers/net/ethernet/i825xx/ether1*
+F: drivers/net/ethernet/seeq/ether3*
F: drivers/scsi/arm/
ARM/SHARK MACHINE SUPPORT
F: drivers/input/keyboard/w90p910_keypad.c
F: drivers/input/touchscreen/w90p910_ts.c
F: drivers/watchdog/nuc900_wdt.c
-F: drivers/net/arm/w90p910_ether.c
+F: drivers/net/ethernet/nuvoton/w90p910_ether.c
F: drivers/mtd/nand/nuc900_nand.c
F: drivers/rtc/rtc-nuc900.c
F: drivers/spi/spi_nuc900.c
F: drivers/block/aoe/
ATHEROS ATH GENERIC UTILITIES
- M: "Luis R. Rodriguez" <lrodriguez@atheros.com>
+ M: "Luis R. Rodriguez" <mcgrof@qca.qualcomm.com>
L: linux-wireless@vger.kernel.org
S: Supported
F: drivers/net/wireless/ath/*
ATHEROS ATH5K WIRELESS DRIVER
M: Jiri Slaby <jirislaby@gmail.com>
M: Nick Kossifidis <mickflemm@gmail.com>
- M: "Luis R. Rodriguez" <lrodriguez@atheros.com>
+ M: "Luis R. Rodriguez" <mcgrof@qca.qualcomm.com>
M: Bob Copeland <me@bobcopeland.com>
L: linux-wireless@vger.kernel.org
L: ath5k-devel@lists.ath5k.org
F: drivers/net/wireless/ath/ath5k/
ATHEROS ATH9K WIRELESS DRIVER
- M: "Luis R. Rodriguez" <lrodriguez@atheros.com>
- M: Jouni Malinen <jmalinen@atheros.com>
- M: Vasanthakumar Thiagarajan <vasanth@atheros.com>
- M: Senthil Balasubramanian <senthilkumar@atheros.com>
+ M: "Luis R. Rodriguez" <mcgrof@qca.qualcomm.com>
+ M: Jouni Malinen <jouni@qca.qualcomm.com>
+ M: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
+ M: Senthil Balasubramanian <senthilb@qca.qualcomm.com>
L: linux-wireless@vger.kernel.org
L: ath9k-devel@lists.ath9k.org
W: http://wireless.kernel.org/en/users/Drivers/ath9k
ATLX ETHERNET DRIVERS
M: Jay Cliburn <jcliburn@gmail.com>
M: Chris Snook <chris.snook@gmail.com>
- M: Jie Yang <jie.yang@atheros.com>
+ M: Jie Yang <yangjie@qca.qualcomm.com>
L: netdev@vger.kernel.org
W: http://sourceforge.net/projects/atl1
W: http://atl1.sourceforge.net
S: Maintained
-F: drivers/net/atlx/
+F: drivers/net/ethernet/atheros/
ATM
M: Chas Williams <chas@cmf.nrl.navy.mil>
ATMEL MACB ETHERNET DRIVER
M: Nicolas Ferre <nicolas.ferre@atmel.com>
S: Supported
-F: drivers/net/macb.*
+F: drivers/net/ethernet/cadence/
ATMEL SPI DRIVER
M: Nicolas Ferre <nicolas.ferre@atmel.com>
L: uclinux-dist-devel@blackfin.uclinux.org
W: http://blackfin.uclinux.org
S: Supported
-F: drivers/net/bfin_mac.*
+F: drivers/net/ethernet/adi/
BLACKFIN RTC DRIVER
M: Mike Frysinger <vapier.adi@gmail.com>
M: Gary Zambrano <zambrano@broadcom.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/b44.*
+F: drivers/net/ethernet/broadcom/b44.*
BROADCOM BNX2 GIGABIT ETHERNET DRIVER
M: Michael Chan <mchan@broadcom.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/bnx2.*
-F: drivers/net/bnx2_*
+F: drivers/net/ethernet/broadcom/bnx2.*
+F: drivers/net/ethernet/broadcom/bnx2_*
BROADCOM BNX2X 10 GIGABIT ETHERNET DRIVER
M: Eilon Greenstein <eilong@broadcom.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/bnx2x/
+F: drivers/net/ethernet/broadcom/bnx2x/
BROADCOM TG3 GIGABIT ETHERNET DRIVER
M: Matt Carlson <mcarlson@broadcom.com>
M: Michael Chan <mchan@broadcom.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/tg3.*
+F: drivers/net/ethernet/broadcom/tg3.*
BROADCOM BRCM80211 IEEE802.11n WIRELESS DRIVER
M: Brett Rudley <brudley@broadcom.com>
M: Debashis Dutt <ddutt@brocade.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/bna/
+F: drivers/net/ethernet/brocade/bna/
BSG (block layer generic sg v4 driver)
M: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
M: Roopa Prabhu <roprabhu@cisco.com>
M: David Wang <dwang2@cisco.com>
S: Supported
-F: drivers/net/enic/
+F: drivers/net/ethernet/cisco/enic/
CIRRUS LOGIC EP93XX ETHERNET DRIVER
M: Hartley Sweeten <hsweeten@visionengravers.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/arm/ep93xx_eth.c
+F: drivers/net/ethernet/cirrus/ep93xx_eth.c
CIRRUS LOGIC EP93XX OHCI USB HOST DRIVER
M: Lennert Buytenhek <kernel@wantstofly.org>
M: Florian Fainelli <florian@openwrt.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/cpmac.c
+F: drivers/net/ethernet/ti/cpmac.c
CPU FREQUENCY DRIVERS
M: Dave Jones <davej@redhat.com>
F: arch/x86/kernel/cpuid.c
F: arch/x86/kernel/msr.c
+CPU POWER MONITORING SUBSYSTEM
+M: Dominik Brodowski <linux@dominikbrodowski.net>
+M: Thomas Renninger <trenn@suse.de>
+S: Maintained
+F: tools/power/cpupower
+
CPUSETS
M: Paul Menage <menage@google.com>
W: http://www.bullopensource.org/cpuset/
L: netdev@vger.kernel.org
W: http://www.chelsio.com
S: Supported
-F: drivers/net/cxgb3/
+F: drivers/net/ethernet/chelsio/cxgb3/
CXGB3 IWARP RNIC DRIVER (IW_CXGB3)
M: Steve Wise <swise@chelsio.com>
L: netdev@vger.kernel.org
W: http://www.chelsio.com
S: Supported
-F: drivers/net/cxgb4/
+F: drivers/net/ethernet/chelsio/cxgb4/
CXGB4 IWARP RNIC DRIVER (IW_CXGB4)
M: Steve Wise <swise@chelsio.com>
L: netdev@vger.kernel.org
W: http://www.chelsio.com
S: Supported
-F: drivers/net/cxgb4vf/
+F: drivers/net/ethernet/chelsio/cxgb4vf/
STMMAC ETHERNET DRIVER
M: Giuseppe Cavallaro <peppe.cavallaro@st.com>
L: netdev@vger.kernel.org
W: http://www.stlinux.com
S: Supported
-F: drivers/net/stmmac/
+F: drivers/net/ethernet/stmicro/stmmac/
CYBERPRO FB DRIVER
M: Russell King <linux@arm.linux.org.uk>
L: netdev@vger.kernel.org
S: Orphan
F: Documentation/networking/dmfe.txt
-F: drivers/net/tulip/dmfe.c
+F: drivers/net/ethernet/tulip/dmfe.c
DC390/AM53C974 SCSI driver
M: Kurt Garloff <garloff@suse.de>
DEFXX FDDI NETWORK DRIVER
M: "Maciej W. Rozycki" <macro@linux-mips.org>
S: Maintained
-F: drivers/net/defxx.*
+F: drivers/net/fddi/defxx.*
DELL LAPTOP DRIVER
M: Matthew Garrett <mjg59@srcf.ucam.org>
M: Breno Leitao <leitao@linux.vnet.ibm.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/ehea/
+F: drivers/net/ethernet/ibm/ehea/
EMBEDDED LINUX
M: Paul Gortmaker <paul.gortmaker@windriver.com>
M: Philip Blundell <philb@gnu.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/eexpress.*
+F: drivers/net/ethernet/i825xx/eexpress.*
ETHERNET BRIDGE
M: Stephen Hemminger <shemminger@linux-foundation.org>
ETHERTEAM 16I DRIVER
M: Mika Kuoppala <miku@iki.fi>
S: Maintained
-F: drivers/net/eth16i.c
+F: drivers/net/ethernet/fujitsu/eth16i.c
EXT2 FILE SYSTEM
M: Jan Kara <jack@suse.cz>
F: arch/x86/math-emu/
FRAME RELAY DLCI/FRAD (Sangoma drivers too)
-M: Mike McLagan <mike.mclagan@linux.org>
L: netdev@vger.kernel.org
-S: Maintained
+S: Orphan
F: drivers/net/wan/dlci.c
F: drivers/net/wan/sdla.c
L: linuxppc-dev@lists.ozlabs.org
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/fs_enet/
+F: drivers/net/ethernet/freescale/fs_enet/
F: include/linux/fs_enet_pd.h
FREESCALE QUICC ENGINE LIBRARY
L: netdev@vger.kernel.org
L: linuxppc-dev@lists.ozlabs.org
S: Maintained
-F: drivers/net/ucc_geth*
+F: drivers/net/ethernet/freescale/ucc_geth*
FREESCALE QUICC ENGINE UCC UART DRIVER
M: Timur Tabi <timur@freescale.com>
F: include/linux/hippidevice.h
F: include/linux/if_hippi.h
F: net/802/hippi.c
+F: drivers/net/hippi/
HOST AP DRIVER
M: Jouni Malinen <j@w1.fi>
HP100: Driver for HP 10/100 Mbit/s Voice Grade Network Adapter Series
M: Jaroslav Kysela <perex@perex.cz>
S: Maintained
-F: drivers/net/hp100.*
+F: drivers/net/ethernet/hp/hp100.*
HPET: High Precision Event Timers driver
M: Clemens Ladisch <clemens@ladisch.de>
M: Santiago Leon <santil@linux.vnet.ibm.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/ibmveth.*
+F: drivers/net/ethernet/ibm/ibmveth.*
IBM ServeRAID RAID DRIVER
P: Jack Hammer
F: arch/arm/mach-ixp4xx/include/mach/npe.h
F: arch/arm/mach-ixp4xx/ixp4xx_qmgr.c
F: arch/arm/mach-ixp4xx/ixp4xx_npe.c
-F: drivers/net/arm/ixp4xx_eth.c
+F: drivers/net/ethernet/xscale/ixp4xx_eth.c
F: drivers/net/wan/ixp4xx_hss.c
INTEL IXP4XX RANDOM NUMBER GENERATOR SUPPORT
M: Lennert Buytenhek <kernel@wantstofly.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/ixp2000/
+F: drivers/net/ethernet/xscale/ixp2000/
INTEL ETHERNET DRIVERS (e100/e1000/e1000e/igb/igbvf/ixgb/ixgbe/ixgbevf)
M: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
M: Carolyn Wyborny <carolyn.wyborny@intel.com>
M: Don Skidmore <donald.c.skidmore@intel.com>
M: Greg Rose <gregory.v.rose@intel.com>
-M: P
J Waskiewicz <peter.p.waskiewicz.jr@intel.com>
+M: P
eter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
M: Alex Duyck <alexander.h.duyck@intel.com>
M: John Ronciak <john.ronciak@intel.com>
L: e1000-devel@lists.sourceforge.net
W: http://e1000.sourceforge.net/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-2.6.git
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next-2.6.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next.git
S: Supported
F: Documentation/networking/e100.txt
F: Documentation/networking/e1000.txt
F: Documentation/networking/ixgb.txt
F: Documentation/networking/ixgbe.txt
F: Documentation/networking/ixgbevf.txt
-F: drivers/net/e100.c
-F: drivers/net/e1000/
-F: drivers/net/e1000e/
-F: drivers/net/igb/
-F: drivers/net/igbvf/
-F: drivers/net/ixgb/
-F: drivers/net/ixgbe/
-F: drivers/net/ixgbevf/
+F: drivers/net/ethernet/intel/
+
+INTEL MRST PMU DRIVER
+M: Len Brown <len.brown@intel.com>
+L: linux-pm@lists.linux-foundation.org
+S: Supported
+F: arch/x86/platform/mrst/pmu.*
INTEL PRO/WIRELESS 2100 NETWORK CONNECTION SUPPORT
L: linux-wireless@vger.kernel.org
M: Ralf Baechle <ralf@linux-mips.org>
L: linux-mips@linux-mips.org
S: Maintained
-F: drivers/net/ioc3-eth.c
+F: drivers/net/ethernet/sgi/ioc3-eth.c
IOC3 SERIAL DRIVER
M: Pat Gefre <pfg@sgi.com>
M: Sorbica Shieh <sorbica@icplus.com.tw>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/ipg.*
+F: drivers/net/ethernet/icplus/ipg.*
IPATH DRIVER
M: Mike Marciniszyn <infinipath@qlogic.com>
M: Guo-Fu Tseng <cooldavid@cooldavid.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/jme.*
+F: drivers/net/ethernet/jme.*
JOURNALLING FLASH FILE SYSTEM V2 (JFFS2)
M: David Woodhouse <dwmw2@infradead.org>
F: drivers/macintosh/
LINUX FOR POWERPC EMBEDDED MPC5XXX
-M: Grant Likely <grant.likely@secretlab.ca>
+M: Anatolij Gustschin <agust@denx.de>
L: linuxppc-dev@lists.ozlabs.org
-T: git git://git.secretlab.ca/git/linux-2.6.git
+T: git git://git.denx.de/linux-2.6-agust.git
S: Maintained
F: arch/powerpc/platforms/512x/
F: arch/powerpc/platforms/52xx/
M: Lennert Buytenhek <buytenh@wantstofly.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/mv643xx_eth.*
+F: drivers/net/ethernet/marvell/mv643xx_eth.*
F: include/linux/mv643xx.h
MARVELL MWIFIEX WIRELESS DRIVER
F: drivers/video/matrox/matroxfb_*
F: include/linux/matroxfb.h
+MAX1668 TEMPERATURE SENSOR DRIVER
+M: "David George" <david.george@ska.ac.za>
+L: lm-sensors@lm-sensors.org
+S: Maintained
+F: Documentation/hwmon/max1668
+F: drivers/hwmon/max1668.c
+
MAX6650 HARDWARE MONITOR AND FAN CONTROLLER DRIVER
M: "Hans J. Koch" <hjk@hansjkoch.de>
L: lm-sensors@lm-sensors.org
L: netdev@vger.kernel.org
W: http://www.myri.com/scs/download-Myri10GE.html
S: Supported
-F: drivers/net/myri10ge/
+F: drivers/net/ethernet/myricom/myri10ge/
NATSEMI ETHERNET DRIVER (DP8381x)
M: Tim Hockin <thockin@hockin.org>
S: Maintained
-F: drivers/net/natsemi.c
+F: drivers/net/ethernet/natsemi/natsemi.c
NATIVE INSTRUMENTS USB SOUND INTERFACE DRIVER
M: Daniel Mack <zonque@gmail.com>
W: http://trac.neterion.com/cgi-bin/trac.cgi/wiki/X3100Linux?Anonymous
S: Supported
F: Documentation/networking/s2io.txt
-F: drivers/net/s2io*
F: Documentation/networking/vxge.txt
-F: drivers/net/vxge/
+F: drivers/net/ethernet/neterion/
NETFILTER/IPTABLES/IPCHAINS
P: Rusty Russell
F: net/netfilter/
NETLABEL
-M: Paul Moore <paul.moore@hp.com>
+M: Paul Moore <paul@paul-moore.com>
W: http://netlabel.sf.net
L: netdev@vger.kernel.org
-S: Supported
+S: Maintained
F: Documentation/netlabel/
F: include/net/netlabel.h
F: net/netlabel/
NETWORKING [IPv4/IPv6]
M: "David S. Miller" <davem@davemloft.net>
M: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
-M: "Pekka Savola (ipv6)" <pekkas@netcore.fi>
M: James Morris <jmorris@namei.org>
M: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
M: Patrick McHardy <kaber@trash.net>
F: arch/x86/net/*
NETWORKING [LABELED] (NetLabel, CIPSO, Labeled IPsec, SECMARK)
-M: Paul Moore <paul.moore@hp.com>
+M: Paul Moore <paul@paul-moore.com>
L: netdev@vger.kernel.org
S: Maintained
F: include/linux/*device.h
NETXEN (1/10) GbE SUPPORT
-M: Amit Kumar Salecha <amit.salecha@qlogic.com>
+M: Sony Chacko <sony.chacko@qlogic.com>
+M: Rajesh Borundia <rajesh.borundia@qlogic.com>
L: netdev@vger.kernel.org
W: http://www.qlogic.com
S: Supported
-F: drivers/net/netxen/
+F: drivers/net/ethernet/qlogic/netxen/
+ NFC SUBSYSTEM
+ M: Lauro Ramos Venancio <lauro.venancio@openbossa.org>
+ M: Aloisio Almeida Jr <aloisio.almeida@openbossa.org>
+ M: Samuel Ortiz <sameo@linux.intel.com>
+ L: linux-wireless@vger.kernel.org
+ S: Maintained
+ F: net/nfc/
+ F: include/linux/nfc.h
+ F: include/net/nfc.h
+ F: drivers/nfc/
+
NFS, SUNRPC, AND LOCKD CLIENTS
M: Trond Myklebust <Trond.Myklebust@netapp.com>
L: linux-nfs@vger.kernel.org
M: Andreas Mohr <andi@lisas.de>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/ni5010.*
+F: drivers/net/ethernet/racal/ni5010.*
NILFS2 FILESYSTEM
M: KONISHI Ryusuke <konishi.ryusuke@lab.ntt.co.jp>
F: drivers/of
F: include/linux/of*.h
K: of_get_property
+K: of_match_table
OPENRISC ARCHITECTURE
M: Jonas Bonn <jonas@southpole.se>
M: Olof Johansson <olof@lixom.net>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/pasemi_mac.*
+F: drivers/net/ethernet/pasemi/*
PA SEMI SMBUS DRIVER
M: Olof Johansson <olof@lixom.net>
M: Don Fry <pcnet32@frontier.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/pcnet32.c
+F: drivers/net/ethernet/amd/pcnet32.c
PCRYPT PARALLEL CRYPTO ENGINE
M: Steffen Klassert <steffen.klassert@secunet.com>
F: drivers/video/fb-puv3.c
F: drivers/rtc/rtc-puv3.c
+PMBUS HARDWARE MONITORING DRIVERS
+M: Guenter Roeck <guenter.roeck@ericsson.com>
+L: lm-sensors@lm-sensors.org
+W: http://www.lm-sensors.org/
+W: http://www.roeck-us.net/linux/drivers/
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git
+S: Maintained
+F: Documentation/hwmon/pmbus
+F: drivers/hwmon/pmbus/
+F: include/linux/i2c/pmbus.h
+
PMC SIERRA MaxRAID DRIVER
M: Anil Ravindranath <anil_ravindranath@pmc-sierra.com>
L: linux-scsi@vger.kernel.org
M: Paul Mackerras <paulus@samba.org>
L: linux-ppp@vger.kernel.org
S: Maintained
-F: drivers/net/ppp_*
+F: drivers/net/ppp/ppp_*
PPP OVER ATM (RFC 2364)
M: Mitchell Blank Jr <mitch@sfgoth.com>
PPP OVER ETHERNET
M: Michal Ostrowski <mostrows@earthlink.net>
S: Maintained
-F: drivers/net/pppoe.c
-F: drivers/net/pppox.c
+F: drivers/net/ppp/pppoe.c
+F: drivers/net/ppp/pppox.c
PPP OVER L2TP
M: James Chapman <jchapman@katalix.com>
M: Dmitry Kozlov <xeb@mail.ru>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/pptp.c
+F: drivers/net/ppp/pptp.c
W: http://sourceforge.net/projects/accel-pptp
PREEMPTIBLE KERNEL
L: netdev@vger.kernel.org
L: cbe-oss-dev@lists.ozlabs.org
S: Maintained
-F: drivers/net/ps3_gelic_net.*
+F: drivers/net/ethernet/toshiba/ps3_gelic_net.*
PS3 PLATFORM SUPPORT
M: Geoff Levand <geoff@infradead.org>
L: netdev@vger.kernel.org
S: Supported
F: Documentation/networking/LICENSE.qla3xxx
-F: drivers/net/qla3xxx.*
+F: drivers/net/ethernet/qlogic/qla3xxx.*
QLOGIC QLCNIC (1/10)Gb ETHERNET DRIVER
-M: Amit Kumar Salecha <amit.salecha@qlogic.com>
M: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
+M: Sony Chacko <sony.chacko@qlogic.com>
M: linux-driver@qlogic.com
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/qlcnic/
+F: drivers/net/ethernet/qlogic/qlcnic/
QLOGIC QLGE 10Gb ETHERNET DRIVER
+M: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
M: Jitendra Kalsaria <jitendra.kalsaria@qlogic.com>
M: Ron Mercer <ron.mercer@qlogic.com>
M: linux-driver@qlogic.com
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/qlge/
+F: drivers/net/ethernet/qlogic/qlge/
QNX4 FILESYSTEM
M: Anders Larsen <al@alarsen.net>
M: Florian Fainelli <florian@openwrt.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/r6040.c
+F: drivers/net/ethernet/rdc/r6040.c
RDS - RELIABLE DATAGRAM SOCKETS
M: Andy Grover <andy.grover@oracle.com>
L: netdev@vger.kernel.org
W: http://www.emulex.com
S: Supported
-F: drivers/net/benet/
+F: drivers/net/ethernet/emulex/benet/
SFC NETWORK DRIVER
M: Solarflare linux maintainers <linux-net-drivers@solarflare.com>
M: Ben Hutchings <bhutchings@solarflare.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/sfc/
+F: drivers/net/ethernet/sfc/
SGI GRU DRIVER
M: Jack Steiner <steiner@sgi.com>
M: Francois Romieu <romieu@fr.zoreil.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/sis190.c
+F: drivers/net/ethernet/sis/sis190.c
SIS 900/7016 FAST ETHERNET DRIVER
M: Daniele Venzano <venza@brownhat.org>
W: http://www.brownhat.org/sis900.html
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/sis900.*
+F: drivers/net/ethernet/sis/sis900.*
SIS 96X I2C/SMBUS DRIVER
M: "Mark M. Hoffman" <mhoffman@lightlink.com>
M: Stephen Hemminger <shemminger@linux-foundation.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/skge.*
-F: drivers/net/sky2.*
+F: drivers/net/ethernet/marvell/sk*
SLAB ALLOCATOR
M: Christoph Lameter <cl@linux-foundation.org>
SMC91x ETHERNET DRIVER
M: Nicolas Pitre <nico@fluxnic.net>
S: Odd Fixes
-F: drivers/net/smc91x.*
+F: drivers/net/ethernet/smsc/smc91x.*
SMM665 HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@roeck-us.net>
L: netdev@vger.kernel.org
S: Supported
F: include/linux/smsc911x.h
-F: drivers/net/smsc911x.*
+F: drivers/net/ethernet/smsc/smsc911x.*
SMSC9420 PCI ETHERNET DRIVER
M: Steve Glendinning <steve.glendinning@smsc.com>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/smsc9420.*
+F: drivers/net/ethernet/smsc/smsc9420.*
SN-IA64 (Itanium) SUB-PLATFORM
M: Jes Sorensen <jes@sgi.com>
M: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/sonic.*
+F: drivers/net/ethernet/natsemi/sonic.*
SONICS SILICON BACKPLANE DRIVER (SSB)
M: Michael Buesch <m@bues.ch>
L: netdev@vger.kernel.org
S: Supported
F: Documentation/networking/spider_net.txt
-F: drivers/net/spider_net*
+F: drivers/net/ethernet/toshiba/spider_net*
SPU FILE SYSTEM
M: Jeremy Kerr <jk@ozlabs.org>
STARFIRE/DURALAN NETWORK DRIVER
M: Ion Badulescu <ionut@badula.org>
S: Odd Fixes
-F: drivers/net/starfire*
+F: drivers/net/ethernet/adaptec/starfire*
SUN3/3X
M: Sam Creasey <sammy@sammy.net>
F: arch/m68k/kernel/*sun3*
F: arch/m68k/sun3*/
F: arch/m68k/include/asm/sun3*
+F: drivers/net/ethernet/i825xx/sun3*
SUPERH
M: Paul Mundt <lethal@linux-sh.org>
TARGET SUBSYSTEM
M: Nicholas A. Bellinger <nab@linux-iscsi.org>
L: linux-scsi@vger.kernel.org
+L: target-devel@vger.kernel.org
L: http://groups.google.com/group/linux-iscsi-target-dev
W: http://www.linux-iscsi.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/nab/lio-core-2.6.git master
M: Andy Gospodarek <andy@greyhouse.net>
L: netdev@vger.kernel.org
S: Supported
-F: drivers/net/tehuti*
+F: drivers/net/ethernet/tehuti/*
Telecom Clock Driver for MCPL0010
M: Mark Gross <mark.gross@intel.com>
S: Supported
F: arch/tile/
F: drivers/tty/hvc/hvc_tile.c
-F: drivers/net/tile/
+F: drivers/net/ethernet/tile/
F: drivers/edac/tile_edac.c
TLAN NETWORK DRIVER
W: http://sourceforge.net/projects/tlan/
S: Maintained
F: Documentation/networking/tlan.txt
-F: drivers/net/tlan.*
+F: drivers/net/ethernet/ti/tlan.*
TOMOYO SECURITY MODULE
M: Kentaro Takeda <takedakn@nttdata.co.jp>
M: Grant Grundler <grundler@parisc-linux.org>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/tulip/
+F: drivers/net/ethernet/tulip/
TUN/TAP driver
M: Maxim Krasnyansky <maxk@qualcomm.com>
S: Supported
F: arch/h8300/
F: drivers/ide/ide-h8300.c
-F: drivers/net/ne-h8300.c
+F: drivers/net/ethernet/8390/ne-h8300.c
UDF FILESYSTEM
M: Jan Kara <jack@suse.cz>
VIA RHINE NETWORK DRIVER
M: Roger Luethi <rl@hellgate.ch>
S: Maintained
-F: drivers/net/via-rhine.c
+F: drivers/net/ethernet/via/via-rhine.c
VIAPRO SMBUS DRIVER
M: Jean Delvare <khali@linux-fr.org>
M: Francois Romieu <romieu@fr.zoreil.com>
L: netdev@vger.kernel.org
S: Maintained
-F: drivers/net/via-velocity.*
+F: drivers/net/ethernet/via/via-velocity.*
VLAN (802.1Q)
M: Patrick McHardy <kaber@trash.net>
M: Linus Torvalds <torvalds@linux-foundation.org>
L: linux-kernel@vger.kernel.org
Q: http://patchwork.kernel.org/project/LKML/list/
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
S: Buried alive in reporters
F: *
F: */
#define AR_PHY_TPC_11_B1 (AR_SM1_BASE + 0x220)
#define AR_PHY_PDADC_TAB_1 (AR_SM1_BASE + 0x240)
#define AR_PHY_TX_IQCAL_STATUS_B1 (AR_SM1_BASE + 0x48c)
-#define AR_PHY_TX_IQCAL_CORR_COEFF_B1(_i) (AR_SM_BASE + 0x450 + ((_i) << 2))
+#define AR_PHY_TX_IQCAL_CORR_COEFF_B1(_i) (AR_SM1_BASE + 0x450 + ((_i) << 2))
/*
* Channel 2 Register Map
#define AR_PHY_CL_TAB_CL_GAIN_MOD 0x1f
#define AR_PHY_CL_TAB_CL_GAIN_MOD_S 0
- void ar9003_hw_set_chain_masks(struct ath_hw *ah, u8 rx, u8 tx);
-
#endif /* AR9003_PHY_H */
* into separate slots. */
#define TX_SLOTS_PER_FRAME 2
+ static u32 b43_dma_address(struct b43_dma *dma, dma_addr_t dmaaddr,
+ enum b43_addrtype addrtype)
+ {
+ u32 uninitialized_var(addr);
+
+ switch (addrtype) {
+ case B43_DMA_ADDR_LOW:
+ addr = lower_32_bits(dmaaddr);
+ if (dma->translation_in_low) {
+ addr &= ~SSB_DMA_TRANSLATION_MASK;
+ addr |= dma->translation;
+ }
+ break;
+ case B43_DMA_ADDR_HIGH:
+ addr = upper_32_bits(dmaaddr);
+ if (!dma->translation_in_low) {
+ addr &= ~SSB_DMA_TRANSLATION_MASK;
+ addr |= dma->translation;
+ }
+ break;
+ case B43_DMA_ADDR_EXT:
+ if (dma->translation_in_low)
+ addr = lower_32_bits(dmaaddr);
+ else
+ addr = upper_32_bits(dmaaddr);
+ addr &= SSB_DMA_TRANSLATION_MASK;
+ addr >>= SSB_DMA_TRANSLATION_SHIFT;
+ break;
+ }
+
+ return addr;
+ }
/* 32bit DMA ops. */
static
slot = (int)(&(desc->dma32) - descbase);
B43_WARN_ON(!(slot >= 0 && slot < ring->nr_slots));
- addr = (u32) (dmaaddr & ~SSB_DMA_TRANSLATION_MASK);
- addrext = (u32) (dmaaddr & SSB_DMA_TRANSLATION_MASK)
- >> SSB_DMA_TRANSLATION_SHIFT;
- addr |= ring->dev->dma.translation;
+ addr = b43_dma_address(&ring->dev->dma, dmaaddr, B43_DMA_ADDR_LOW);
+ addrext = b43_dma_address(&ring->dev->dma, dmaaddr, B43_DMA_ADDR_EXT);
+
ctl = bufsize & B43_DMA32_DCTL_BYTECNT;
if (slot == ring->nr_slots - 1)
ctl |= B43_DMA32_DCTL_DTABLEEND;
slot = (int)(&(desc->dma64) - descbase);
B43_WARN_ON(!(slot >= 0 && slot < ring->nr_slots));
- addrlo = (u32) (dmaaddr & 0xFFFFFFFF);
- addrhi = (((u64) dmaaddr >> 32) & ~SSB_DMA_TRANSLATION_MASK);
- addrext = (((u64) dmaaddr >> 32) & SSB_DMA_TRANSLATION_MASK)
- >> SSB_DMA_TRANSLATION_SHIFT;
- addrhi |= ring->dev->dma.translation;
+ addrlo = b43_dma_address(&ring->dev->dma, dmaaddr, B43_DMA_ADDR_LOW);
+ addrhi = b43_dma_address(&ring->dev->dma, dmaaddr, B43_DMA_ADDR_HIGH);
+ addrext = b43_dma_address(&ring->dev->dma, dmaaddr, B43_DMA_ADDR_EXT);
+
if (slot == ring->nr_slots - 1)
ctl0 |= B43_DMA64_DCTL0_DTABLEEND;
if (start)
int err = 0;
u32 value;
u32 addrext;
- u32 trans = ring->dev->dma.translation;
bool parity = ring->dev->dma.parity;
+ u32 addrlo;
+ u32 addrhi;
if (ring->tx) {
if (ring->type == B43_DMA_64BIT) {
u64 ringbase = (u64) (ring->dmabase);
+ addrext = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_EXT);
+ addrlo = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_LOW);
+ addrhi = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_HIGH);
- addrext = ((ringbase >> 32) & SSB_DMA_TRANSLATION_MASK)
- >> SSB_DMA_TRANSLATION_SHIFT;
value = B43_DMA64_TXENABLE;
value |= (addrext << B43_DMA64_TXADDREXT_SHIFT)
& B43_DMA64_TXADDREXT_MASK;
if (!parity)
value |= B43_DMA64_TXPARITYDISABLE;
b43_dma_write(ring, B43_DMA64_TXCTL, value);
- b43_dma_write(ring, B43_DMA64_TXRINGLO,
- (ringbase & 0xFFFFFFFF));
- b43_dma_write(ring, B43_DMA64_TXRINGHI,
- ((ringbase >> 32) &
- ~SSB_DMA_TRANSLATION_MASK)
- | trans);
+ b43_dma_write(ring, B43_DMA64_TXRINGLO, addrlo);
+ b43_dma_write(ring, B43_DMA64_TXRINGHI, addrhi);
} else {
u32 ringbase = (u32) (ring->dmabase);
+ addrext = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_EXT);
+ addrlo = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_LOW);
- addrext = (ringbase & SSB_DMA_TRANSLATION_MASK)
- >> SSB_DMA_TRANSLATION_SHIFT;
value = B43_DMA32_TXENABLE;
value |= (addrext << B43_DMA32_TXADDREXT_SHIFT)
& B43_DMA32_TXADDREXT_MASK;
if (!parity)
value |= B43_DMA32_TXPARITYDISABLE;
b43_dma_write(ring, B43_DMA32_TXCTL, value);
- b43_dma_write(ring, B43_DMA32_TXRING,
- (ringbase & ~SSB_DMA_TRANSLATION_MASK)
- | trans);
+ b43_dma_write(ring, B43_DMA32_TXRING, addrlo);
}
} else {
err = alloc_initial_descbuffers(ring);
goto out;
if (ring->type == B43_DMA_64BIT) {
u64 ringbase = (u64) (ring->dmabase);
+ addrext = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_EXT);
+ addrlo = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_LOW);
+ addrhi = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_HIGH);
- addrext = ((ringbase >> 32) & SSB_DMA_TRANSLATION_MASK)
- >> SSB_DMA_TRANSLATION_SHIFT;
value = (ring->frameoffset << B43_DMA64_RXFROFF_SHIFT);
value |= B43_DMA64_RXENABLE;
value |= (addrext << B43_DMA64_RXADDREXT_SHIFT)
if (!parity)
value |= B43_DMA64_RXPARITYDISABLE;
b43_dma_write(ring, B43_DMA64_RXCTL, value);
- b43_dma_write(ring, B43_DMA64_RXRINGLO,
- (ringbase & 0xFFFFFFFF));
- b43_dma_write(ring, B43_DMA64_RXRINGHI,
- ((ringbase >> 32) &
- ~SSB_DMA_TRANSLATION_MASK)
- | trans);
+ b43_dma_write(ring, B43_DMA64_RXRINGLO, addrlo);
+ b43_dma_write(ring, B43_DMA64_RXRINGHI, addrhi);
b43_dma_write(ring, B43_DMA64_RXINDEX, ring->nr_slots *
sizeof(struct b43_dmadesc64));
} else {
u32 ringbase = (u32) (ring->dmabase);
+ addrext = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_EXT);
+ addrlo = b43_dma_address(&ring->dev->dma, ringbase, B43_DMA_ADDR_LOW);
- addrext = (ringbase & SSB_DMA_TRANSLATION_MASK)
- >> SSB_DMA_TRANSLATION_SHIFT;
value = (ring->frameoffset << B43_DMA32_RXFROFF_SHIFT);
value |= B43_DMA32_RXENABLE;
value |= (addrext << B43_DMA32_RXADDREXT_SHIFT)
if (!parity)
value |= B43_DMA32_RXPARITYDISABLE;
b43_dma_write(ring, B43_DMA32_RXCTL, value);
- b43_dma_write(ring, B43_DMA32_RXRING,
- (ringbase & ~SSB_DMA_TRANSLATION_MASK)
- | trans);
+ b43_dma_write(ring, B43_DMA32_RXRING, addrlo);
b43_dma_write(ring, B43_DMA32_RXINDEX, ring->nr_slots *
sizeof(struct b43_dmadesc32));
}
u32 tmp;
u16 mmio_base;
- tmp = b43_read32(dev, SSB_TMSHIGH);
- if (tmp & SSB_TMSHIGH_DMA64)
- return DMA_BIT_MASK(64);
+ switch (dev->dev->bus_type) {
+#ifdef CONFIG_B43_BCMA
+ case B43_BUS_BCMA:
+ tmp = bcma_aread32(dev->dev->bdev, BCMA_IOST);
+ if (tmp & BCMA_IOST_DMA64)
+ return DMA_BIT_MASK(64);
+ break;
+#endif
+#ifdef CONFIG_B43_SSB
+ case B43_BUS_SSB:
+ tmp = ssb_read32(dev->dev->sdev, SSB_TMSHIGH);
+ if (tmp & SSB_TMSHIGH_DMA64)
+ return DMA_BIT_MASK(64);
+ break;
+#endif
+ }
+
mmio_base = b43_dmacontroller_base(0, 0);
b43_write32(dev, mmio_base + B43_DMA32_TXCTL, B43_DMA32_TXADDREXT_MASK);
tmp = b43_read32(dev, mmio_base + B43_DMA32_TXCTL);
ring->current_slot = -1;
} else {
if (ring->index == 0) {
- ring->rx_buffersize = B43_DMA0_RX_BUFFERSIZE;
- ring->frameoffset = B43_DMA0_RX_FRAMEOFFSET;
+ switch (dev->fw.hdr_format) {
+ case B43_FW_HDR_598:
+ ring->rx_buffersize = B43_DMA0_RX_FW598_BUFSIZE;
+ ring->frameoffset = B43_DMA0_RX_FW598_FO;
+ break;
+ case B43_FW_HDR_410:
+ case B43_FW_HDR_351:
+ ring->rx_buffersize = B43_DMA0_RX_FW351_BUFSIZE;
+ ring->frameoffset = B43_DMA0_RX_FW351_FO;
+ break;
+ }
} else
B43_WARN_ON(1);
}
return 0;
}
+ /* Some hardware with 64-bit DMA seems to be bugged and looks for translation
+ * bit in low address word instead of high one.
+ */
+ static bool b43_dma_translation_in_low_word(struct b43_wldev *dev,
+ enum b43_dmatype type)
+ {
+ if (type != B43_DMA_64BIT)
+ return 1;
+
+ #ifdef CONFIG_B43_SSB
+ if (dev->dev->bus_type == B43_BUS_SSB &&
+ dev->dev->sdev->bus->bustype == SSB_BUSTYPE_PCI &&
+ !(dev->dev->sdev->bus->host_pci->is_pcie &&
+ ssb_read32(dev->dev->sdev, SSB_TMSHIGH) & SSB_TMSHIGH_DMA64))
+ return 1;
+ #endif
+ return 0;
+ }
+
int b43_dma_init(struct b43_wldev *dev)
{
struct b43_dma *dma = &dev->dma;
break;
#endif
}
+ dma->translation_in_low = b43_dma_translation_in_low_word(dev, type);
dma->parity = true;
#ifdef CONFIG_B43_BCMA
.maps[RTL_IMR_ROK] = IMR_ROK,
.maps[RTL_IBSS_INT_MASKS] = (IMR_BCNINT | IMR_TBDOK | IMR_TBDER),
- .maps[RTL_RC_CCK_RATE1M] = DESC92C_RATE1M,
- .maps[RTL_RC_CCK_RATE2M] = DESC92C_RATE2M,
- .maps[RTL_RC_CCK_RATE5_5M] = DESC92C_RATE5_5M,
- .maps[RTL_RC_CCK_RATE11M] = DESC92C_RATE11M,
- .maps[RTL_RC_OFDM_RATE6M] = DESC92C_RATE6M,
- .maps[RTL_RC_OFDM_RATE9M] = DESC92C_RATE9M,
- .maps[RTL_RC_OFDM_RATE12M] = DESC92C_RATE12M,
- .maps[RTL_RC_OFDM_RATE18M] = DESC92C_RATE18M,
- .maps[RTL_RC_OFDM_RATE24M] = DESC92C_RATE24M,
- .maps[RTL_RC_OFDM_RATE36M] = DESC92C_RATE36M,
- .maps[RTL_RC_OFDM_RATE48M] = DESC92C_RATE48M,
- .maps[RTL_RC_OFDM_RATE54M] = DESC92C_RATE54M,
- .maps[RTL_RC_HT_RATEMCS7] = DESC92C_RATEMCS7,
- .maps[RTL_RC_HT_RATEMCS15] = DESC92C_RATEMCS15,
+ .maps[RTL_RC_CCK_RATE1M] = DESC92_RATE1M,
+ .maps[RTL_RC_CCK_RATE2M] = DESC92_RATE2M,
+ .maps[RTL_RC_CCK_RATE5_5M] = DESC92_RATE5_5M,
+ .maps[RTL_RC_CCK_RATE11M] = DESC92_RATE11M,
+ .maps[RTL_RC_OFDM_RATE6M] = DESC92_RATE6M,
+ .maps[RTL_RC_OFDM_RATE9M] = DESC92_RATE9M,
+ .maps[RTL_RC_OFDM_RATE12M] = DESC92_RATE12M,
+ .maps[RTL_RC_OFDM_RATE18M] = DESC92_RATE18M,
+ .maps[RTL_RC_OFDM_RATE24M] = DESC92_RATE24M,
+ .maps[RTL_RC_OFDM_RATE36M] = DESC92_RATE36M,
+ .maps[RTL_RC_OFDM_RATE48M] = DESC92_RATE48M,
+ .maps[RTL_RC_OFDM_RATE54M] = DESC92_RATE54M,
+ .maps[RTL_RC_HT_RATEMCS7] = DESC92_RATEMCS7,
+ .maps[RTL_RC_HT_RATEMCS15] = DESC92_RATEMCS15,
};
#define USB_VENDER_ID_REALTEK 0x0bda
{RTL_USB_DEVICE(USB_VENDER_ID_REALTEK, 0x817d, rtl92cu_hal_cfg)},
/* 8188CE-VAU USB minCard (b/g mode only) */
{RTL_USB_DEVICE(USB_VENDER_ID_REALTEK, 0x817e, rtl92cu_hal_cfg)},
+ /* 8188RU in Alfa AWUS036NHR */
+ {RTL_USB_DEVICE(USB_VENDER_ID_REALTEK, 0x817f, rtl92cu_hal_cfg)},
/* 8188 Combo for BC4 */
{RTL_USB_DEVICE(USB_VENDER_ID_REALTEK, 0x8754, rtl92cu_hal_cfg)},
{RTL_USB_DEVICE(0x0eb0, 0x9071, rtl92cu_hal_cfg)}, /*NO Brand - Etop*/
/* HP - Lite-On ,8188CUS Slim Combo */
{RTL_USB_DEVICE(0x103c, 0x1629, rtl92cu_hal_cfg)},
+ {RTL_USB_DEVICE(0x13d3, 0x3357, rtl92cu_hal_cfg)}, /* AzureWave */
{RTL_USB_DEVICE(0x2001, 0x3308, rtl92cu_hal_cfg)}, /*D-Link - Alpha*/
{RTL_USB_DEVICE(0x2019, 0xab2a, rtl92cu_hal_cfg)}, /*Planex - Abocom*/
{RTL_USB_DEVICE(0x2019, 0xed17, rtl92cu_hal_cfg)}, /*PCI - Edimax*/
{RTL_USB_DEVICE(0x20f4, 0x648b, rtl92cu_hal_cfg)}, /*TRENDnet - Cameo*/
{RTL_USB_DEVICE(0x7392, 0x7811, rtl92cu_hal_cfg)}, /*Edimax - Edimax*/
- {RTL_USB_DEVICE(0x3358, 0x13d3, rtl92cu_hal_cfg)}, /*Azwave 8188CE-VAU*/
+ {RTL_USB_DEVICE(0x13d3, 0x3358, rtl92cu_hal_cfg)}, /*Azwave 8188CE-VAU*/
/* Russian customer -Azwave (8188CE-VAU b/g mode only) */
- {RTL_USB_DEVICE(0x3359, 0x13d3, rtl92cu_hal_cfg)},
+ {RTL_USB_DEVICE(0x13d3, 0x3359, rtl92cu_hal_cfg)},
+ {RTL_USB_DEVICE(0x4855, 0x0090, rtl92cu_hal_cfg)}, /* Feixun */
+ {RTL_USB_DEVICE(0x4855, 0x0091, rtl92cu_hal_cfg)}, /* NetweeN-Feixun */
+ {RTL_USB_DEVICE(0x9846, 0x9041, rtl92cu_hal_cfg)}, /* Netgear Cameo */
/****** 8192CU ********/
{RTL_USB_DEVICE(0x0586, 0x341f, rtl92cu_hal_cfg)}, /*Zyxel -Abocom*/
{RTL_USB_DEVICE(0x07aa, 0x0056, rtl92cu_hal_cfg)}, /*ATKK-Gemtek*/
{RTL_USB_DEVICE(0x07b8, 0x8178, rtl92cu_hal_cfg)}, /*Funai -Abocom*/
- {RTL_USB_DEVICE(0x07b8, 0x8178, rtl92cu_hal_cfg)}, /*Abocom -Abocom*/
{RTL_USB_DEVICE(0x2001, 0x3307, rtl92cu_hal_cfg)}, /*D-Link-Cameo*/
{RTL_USB_DEVICE(0x2001, 0x3309, rtl92cu_hal_cfg)}, /*D-Link-Alpha*/
{RTL_USB_DEVICE(0x2001, 0x330a, rtl92cu_hal_cfg)}, /*D-Link-Alpha*/
if (type == NL80211_IFTYPE_AP_VLAN &&
params && params->use_4addr == 0)
- rcu_assign_pointer(sdata->u.vlan.sta, NULL);
+ RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
else if (type == NL80211_IFTYPE_STATION &&
params && params->use_4addr >= 0)
sdata->u.mgd.use_4addr = params->use_4addr;
sdata->vif.bss_conf.dtim_period = new->dtim_period;
- rcu_assign_pointer(sdata->u.ap.beacon, new);
+ RCU_INIT_POINTER(sdata->u.ap.beacon, new);
synchronize_rcu();
if (!old)
return -ENOENT;
- rcu_assign_pointer(sdata->u.ap.beacon, NULL);
+ RCU_INIT_POINTER(sdata->u.ap.beacon, NULL);
synchronize_rcu();
kfree(old);
}
spin_unlock_irqrestore(&sta->flaglock, flags);
+ sta->sta.uapsd_queues = params->uapsd_queues;
+ sta->sta.max_sp = params->max_sp;
+
/*
* cfg80211 validates this (1-2007) and allows setting the AID
* only when creating a new station entry
return -EBUSY;
}
- rcu_assign_pointer(vlansdata->u.vlan.sta, sta);
+ RCU_INIT_POINTER(vlansdata->u.vlan.sta, sta);
}
sta->sdata = vlansdata;
conf->dot11MeshHWMPRootMode = nconf->dot11MeshHWMPRootMode;
ieee80211_mesh_root_setup(ifmsh);
}
+ if (_chg_mesh_attr(NL80211_MESHCONF_GATE_ANNOUNCEMENTS, mask)) {
+ /* our current gate announcement implementation rides on root
+ * announcements, so require this ifmsh to also be a root node
+ * */
+ if (nconf->dot11MeshGateAnnouncementProtocol &&
+ !conf->dot11MeshHWMPRootMode) {
+ conf->dot11MeshHWMPRootMode = 1;
+ ieee80211_mesh_root_setup(ifmsh);
+ }
+ conf->dot11MeshGateAnnouncementProtocol =
+ nconf->dot11MeshGateAnnouncementProtocol;
+ }
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) {
+ conf->dot11MeshHWMPRannInterval =
+ nconf->dot11MeshHWMPRannInterval;
+ }
return 0;
}
#include "ieee80211_i.h"
#include "mesh.h"
+ #ifdef CONFIG_MAC80211_VERBOSE_MPATH_DEBUG
+ #define mpath_dbg(fmt, args...) printk(KERN_DEBUG fmt, ##args)
+ #else
+ #define mpath_dbg(fmt, args...) do { (void)(0); } while (0)
+ #endif
+
/* There will be initially 2^INIT_PATHS_SIZE_ORDER buckets */
#define INIT_PATHS_SIZE_ORDER 2
lockdep_is_held(&pathtbl_resize_lock));
}
+ static int mesh_gate_add(struct mesh_table *tbl, struct mesh_path *mpath);
+
/*
* CAREFUL -- "tbl" must not be an expression,
* in particular not an rcu_dereference(), since
sizeof(newtbl->hash_rnd));
for (i = 0; i <= newtbl->hash_mask; i++)
spin_lock_init(&newtbl->hashwlock[i]);
+ spin_lock_init(&newtbl->gates_lock);
return newtbl;
}
{
struct hlist_head *mesh_hash;
struct hlist_node *p, *q;
+ struct mpath_node *gate;
int i;
mesh_hash = tbl->hash_buckets;
}
spin_unlock_bh(&tbl->hashwlock[i]);
}
+ if (free_leafs) {
+ spin_lock_bh(&tbl->gates_lock);
+ hlist_for_each_entry_safe(gate, p, q,
+ tbl->known_gates, list) {
+ hlist_del(&gate->list);
+ kfree(gate);
+ }
+ kfree(tbl->known_gates);
+ spin_unlock_bh(&tbl->gates_lock);
+ }
+
__mesh_table_free(tbl);
}
newtbl->free_node = oldtbl->free_node;
newtbl->mean_chain_len = oldtbl->mean_chain_len;
newtbl->copy_node = oldtbl->copy_node;
+ newtbl->known_gates = oldtbl->known_gates;
atomic_set(&newtbl->entries, atomic_read(&oldtbl->entries));
oldhash = oldtbl->hash_buckets;
spin_unlock_irqrestore(&mpath->frame_queue.lock, flags);
}
+ static void prepare_for_gate(struct sk_buff *skb, char *dst_addr,
+ struct mesh_path *gate_mpath)
+ {
+ struct ieee80211_hdr *hdr;
+ struct ieee80211s_hdr *mshdr;
+ int mesh_hdrlen, hdrlen;
+ char *next_hop;
+
+ hdr = (struct ieee80211_hdr *) skb->data;
+ hdrlen = ieee80211_hdrlen(hdr->frame_control);
+ mshdr = (struct ieee80211s_hdr *) (skb->data + hdrlen);
+
+ if (!(mshdr->flags & MESH_FLAGS_AE)) {
+ /* size of the fixed part of the mesh header */
+ mesh_hdrlen = 6;
+
+ /* make room for the two extended addresses */
+ skb_push(skb, 2 * ETH_ALEN);
+ memmove(skb->data, hdr, hdrlen + mesh_hdrlen);
+
+ hdr = (struct ieee80211_hdr *) skb->data;
+
+ /* we preserve the previous mesh header and only add
+ * the new addreses */
+ mshdr = (struct ieee80211s_hdr *) (skb->data + hdrlen);
+ mshdr->flags = MESH_FLAGS_AE_A5_A6;
+ memcpy(mshdr->eaddr1, hdr->addr3, ETH_ALEN);
+ memcpy(mshdr->eaddr2, hdr->addr4, ETH_ALEN);
+ }
+
+ /* update next hop */
+ hdr = (struct ieee80211_hdr *) skb->data;
+ rcu_read_lock();
+ next_hop = rcu_dereference(gate_mpath->next_hop)->sta.addr;
+ memcpy(hdr->addr1, next_hop, ETH_ALEN);
+ rcu_read_unlock();
+ memcpy(hdr->addr3, dst_addr, ETH_ALEN);
+ }
+
+ /**
+ *
+ * mesh_path_move_to_queue - Move or copy frames from one mpath queue to another
+ *
+ * This function is used to transfer or copy frames from an unresolved mpath to
+ * a gate mpath. The function also adds the Address Extension field and
+ * updates the next hop.
+ *
+ * If a frame already has an Address Extension field, only the next hop and
+ * destination addresses are updated.
+ *
+ * The gate mpath must be an active mpath with a valid mpath->next_hop.
+ *
+ * @mpath: An active mpath the frames will be sent to (i.e. the gate)
+ * @from_mpath: The failed mpath
+ * @copy: When true, copy all the frames to the new mpath queue. When false,
+ * move them.
+ */
+ static void mesh_path_move_to_queue(struct mesh_path *gate_mpath,
+ struct mesh_path *from_mpath,
+ bool copy)
+ {
+ struct sk_buff *skb, *cp_skb = NULL;
+ struct sk_buff_head gateq, failq;
+ unsigned long flags;
+ int num_skbs;
+
+ BUG_ON(gate_mpath == from_mpath);
+ BUG_ON(!gate_mpath->next_hop);
+
+ __skb_queue_head_init(&gateq);
+ __skb_queue_head_init(&failq);
+
+ spin_lock_irqsave(&from_mpath->frame_queue.lock, flags);
+ skb_queue_splice_init(&from_mpath->frame_queue, &failq);
+ spin_unlock_irqrestore(&from_mpath->frame_queue.lock, flags);
+
+ num_skbs = skb_queue_len(&failq);
+
+ while (num_skbs--) {
+ skb = __skb_dequeue(&failq);
+ if (copy)
+ cp_skb = skb_copy(skb, GFP_ATOMIC);
+
+ prepare_for_gate(skb, gate_mpath->dst, gate_mpath);
+ __skb_queue_tail(&gateq, skb);
+
+ if (copy && cp_skb)
+ __skb_queue_tail(&failq, cp_skb);
+ }
+
+ spin_lock_irqsave(&gate_mpath->frame_queue.lock, flags);
+ skb_queue_splice(&gateq, &gate_mpath->frame_queue);
+ mpath_dbg("Mpath queue for gate %pM has %d frames\n",
+ gate_mpath->dst,
+ skb_queue_len(&gate_mpath->frame_queue));
+ spin_unlock_irqrestore(&gate_mpath->frame_queue.lock, flags);
+
+ if (!copy)
+ return;
+
+ spin_lock_irqsave(&from_mpath->frame_queue.lock, flags);
+ skb_queue_splice(&failq, &from_mpath->frame_queue);
+ spin_unlock_irqrestore(&from_mpath->frame_queue.lock, flags);
+ }
+
/**
* mesh_path_lookup - look up a path in the mesh path table
return NULL;
}
+ static void mesh_gate_node_reclaim(struct rcu_head *rp)
+ {
+ struct mpath_node *node = container_of(rp, struct mpath_node, rcu);
+ kfree(node);
+ }
+
+ /**
+ * mesh_gate_add - mark mpath as path to a mesh gate and add to known_gates
+ * @mesh_tbl: table which contains known_gates list
+ * @mpath: mpath to known mesh gate
+ *
+ * Returns: 0 on success
+ *
+ */
+ static int mesh_gate_add(struct mesh_table *tbl, struct mesh_path *mpath)
+ {
+ struct mpath_node *gate, *new_gate;
+ struct hlist_node *n;
+ int err;
+
+ rcu_read_lock();
+ tbl = rcu_dereference(tbl);
+
+ hlist_for_each_entry_rcu(gate, n, tbl->known_gates, list)
+ if (gate->mpath == mpath) {
+ err = -EEXIST;
+ goto err_rcu;
+ }
+
+ new_gate = kzalloc(sizeof(struct mpath_node), GFP_ATOMIC);
+ if (!new_gate) {
+ err = -ENOMEM;
+ goto err_rcu;
+ }
+
+ mpath->is_gate = true;
+ mpath->sdata->u.mesh.num_gates++;
+ new_gate->mpath = mpath;
+ spin_lock_bh(&tbl->gates_lock);
+ hlist_add_head_rcu(&new_gate->list, tbl->known_gates);
+ spin_unlock_bh(&tbl->gates_lock);
+ rcu_read_unlock();
+ mpath_dbg("Mesh path (%s): Recorded new gate: %pM. %d known gates\n",
+ mpath->sdata->name, mpath->dst,
+ mpath->sdata->u.mesh.num_gates);
+ return 0;
+ err_rcu:
+ rcu_read_unlock();
+ return err;
+ }
+
+ /**
+ * mesh_gate_del - remove a mesh gate from the list of known gates
+ * @tbl: table which holds our list of known gates
+ * @mpath: gate mpath
+ *
+ * Returns: 0 on success
+ *
+ * Locking: must be called inside rcu_read_lock() section
+ */
+ static int mesh_gate_del(struct mesh_table *tbl, struct mesh_path *mpath)
+ {
+ struct mpath_node *gate;
+ struct hlist_node *p, *q;
+
+ tbl = rcu_dereference(tbl);
+
+ hlist_for_each_entry_safe(gate, p, q, tbl->known_gates, list)
+ if (gate->mpath == mpath) {
+ spin_lock_bh(&tbl->gates_lock);
+ hlist_del_rcu(&gate->list);
+ call_rcu(&gate->rcu, mesh_gate_node_reclaim);
+ spin_unlock_bh(&tbl->gates_lock);
+ mpath->sdata->u.mesh.num_gates--;
+ mpath->is_gate = false;
+ mpath_dbg("Mesh path (%s): Deleted gate: %pM. "
+ "%d known gates\n", mpath->sdata->name,
+ mpath->dst, mpath->sdata->u.mesh.num_gates);
+ break;
+ }
+
+ return 0;
+ }
+
+ /**
+ *
+ * mesh_path_add_gate - add the given mpath to a mesh gate to our path table
+ * @mpath: gate path to add to table
+ */
+ int mesh_path_add_gate(struct mesh_path *mpath)
+ {
+ return mesh_gate_add(mesh_paths, mpath);
+ }
+
+ /**
+ * mesh_gate_num - number of gates known to this interface
+ * @sdata: subif data
+ */
+ int mesh_gate_num(struct ieee80211_sub_if_data *sdata)
+ {
+ return sdata->u.mesh.num_gates;
+ }
+
/**
* mesh_path_add - allocate and add a new path to the mesh path table
* @addr: destination address of the path (ETH_ALEN length)
new_mpath->flags = 0;
skb_queue_head_init(&new_mpath->frame_queue);
new_node->mpath = new_mpath;
+ init_timer(&new_mpath->timer);
new_mpath->exp_time = jiffies;
spin_lock_init(&new_mpath->state_lock);
struct hlist_node *p;
struct ieee80211_sub_if_data *sdata = sta->sdata;
int i;
+ __le16 reason = cpu_to_le16(WLAN_REASON_MESH_PATH_DEST_UNREACHABLE);
rcu_read_lock();
tbl = rcu_dereference(mesh_paths);
spin_unlock_bh(&mpath->state_lock);
mesh_path_error_tx(sdata->u.mesh.mshcfg.element_ttl,
mpath->dst, cpu_to_le32(mpath->sn),
- cpu_to_le16(PERR_RCODE_DEST_UNREACH),
- bcast, sdata);
+ reason, bcast, sdata);
} else
spin_unlock_bh(&mpath->state_lock);
}
mpath = node->mpath;
if (mpath->sdata == sdata &&
memcmp(addr, mpath->dst, ETH_ALEN) == 0) {
- spin_lock(&mpath->state_lock);
+ spin_lock_bh(&mpath->state_lock);
+ if (mpath->is_gate)
+ mesh_gate_del(tbl, mpath);
mpath->flags |= MESH_PATH_RESOLVING;
hlist_del_rcu(&node->list);
call_rcu(&node->rcu, mesh_path_node_reclaim);
atomic_dec(&tbl->entries);
- spin_unlock(&mpath->state_lock);
+ spin_unlock_bh(&mpath->state_lock);
goto enddel;
}
}
&mpath->frame_queue);
}
+ /**
+ * mesh_path_send_to_gates - sends pending frames to all known mesh gates
+ *
+ * @mpath: mesh path whose queue will be emptied
+ *
+ * If there is only one gate, the frames are transferred from the failed mpath
+ * queue to that gate's queue. If there are more than one gates, the frames
+ * are copied from each gate to the next. After frames are copied, the
+ * mpath queues are emptied onto the transmission queue.
+ */
+ int mesh_path_send_to_gates(struct mesh_path *mpath)
+ {
+ struct ieee80211_sub_if_data *sdata = mpath->sdata;
+ struct hlist_node *n;
+ struct mesh_table *tbl;
+ struct mesh_path *from_mpath = mpath;
+ struct mpath_node *gate = NULL;
+ bool copy = false;
+ struct hlist_head *known_gates;
+
+ rcu_read_lock();
+ tbl = rcu_dereference(mesh_paths);
+ known_gates = tbl->known_gates;
+ rcu_read_unlock();
+
+ if (!known_gates)
+ return -EHOSTUNREACH;
+
+ hlist_for_each_entry_rcu(gate, n, known_gates, list) {
+ if (gate->mpath->sdata != sdata)
+ continue;
+
+ if (gate->mpath->flags & MESH_PATH_ACTIVE) {
+ mpath_dbg("Forwarding to %pM\n", gate->mpath->dst);
+ mesh_path_move_to_queue(gate->mpath, from_mpath, copy);
+ from_mpath = gate->mpath;
+ copy = true;
+ } else {
+ mpath_dbg("Not forwarding %p\n", gate->mpath);
+ mpath_dbg("flags %x\n", gate->mpath->flags);
+ }
+ }
+
+ hlist_for_each_entry_rcu(gate, n, known_gates, list)
+ if (gate->mpath->sdata == sdata) {
+ mpath_dbg("Sending to %pM\n", gate->mpath->dst);
+ mesh_path_tx_pending(gate->mpath);
+ }
+
+ return (from_mpath == mpath) ? -EHOSTUNREACH : 0;
+ }
+
/**
* mesh_path_discard_frame - discard a frame whose path could not be resolved
*
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
struct mesh_path *mpath;
u32 sn = 0;
+ __le16 reason = cpu_to_le16(WLAN_REASON_MESH_PATH_NOFORWARD);
if (memcmp(hdr->addr4, sdata->vif.addr, ETH_ALEN) != 0) {
u8 *ra, *da;
if (mpath)
sn = ++mpath->sn;
mesh_path_error_tx(sdata->u.mesh.mshcfg.element_ttl, skb->data,
- cpu_to_le32(sn),
- cpu_to_le16(PERR_RCODE_NO_ROUTE), ra, sdata);
+ cpu_to_le32(sn), reason, ra, sdata);
}
kfree_skb(skb);
{
struct sk_buff *skb;
- while ((skb = skb_dequeue(&mpath->frame_queue)) &&
- (mpath->flags & MESH_PATH_ACTIVE))
+ while ((skb = skb_dequeue(&mpath->frame_queue)) != NULL)
mesh_path_discard_frame(skb, mpath->sdata);
}
tbl_path->free_node = &mesh_path_node_free;
tbl_path->copy_node = &mesh_path_node_copy;
tbl_path->mean_chain_len = MEAN_CHAIN_LEN;
+ tbl_path->known_gates = kzalloc(sizeof(struct hlist_head), GFP_ATOMIC);
+ INIT_HLIST_HEAD(tbl_path->known_gates);
+
tbl_mpp = mesh_table_alloc(INIT_PATHS_SIZE_ORDER);
if (!tbl_mpp) {
tbl_mpp->free_node = &mesh_path_node_free;
tbl_mpp->copy_node = &mesh_path_node_copy;
tbl_mpp->mean_chain_len = MEAN_CHAIN_LEN;
+ tbl_mpp->known_gates = kzalloc(sizeof(struct hlist_head), GFP_ATOMIC);
+ INIT_HLIST_HEAD(tbl_mpp->known_gates);
/* Need no locking since this is during init */
RCU_INIT_POINTER(mesh_paths, tbl_path);
void mesh_pathtbl_unregister(void)
{
/* no need for locking during exit path */
- mesh_table_free(rcu_dereference_raw(mesh_paths), true);
- mesh_table_free(rcu_dereference_raw(mpp_paths), true);
+ mesh_table_free(rcu_dereference_protected(mesh_paths, 1), true);
+ mesh_table_free(rcu_dereference_protected(mpp_paths, 1), true);
}
if (!s)
return -ENOENT;
if (s == sta) {
- rcu_assign_pointer(local->sta_hash[STA_HASH(sta->sta.addr)],
+ RCU_INIT_POINTER(local->sta_hash[STA_HASH(sta->sta.addr)],
s->hnext);
return 0;
}
s = rcu_dereference_protected(s->hnext,
lockdep_is_held(&local->sta_lock));
if (rcu_access_pointer(s->hnext)) {
- rcu_assign_pointer(s->hnext, sta->hnext);
+ RCU_INIT_POINTER(s->hnext, sta->hnext);
return 0;
}
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
+ sta = rcu_dereference_check(local->sta_hash[STA_HASH(addr)],
+ lockdep_is_held(&local->sta_lock) ||
+ lockdep_is_held(&local->sta_mtx));
+ while (sta) {
+ if (sta->sdata == sdata && !sta->dummy &&
+ memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
+ break;
+ sta = rcu_dereference_check(sta->hnext,
+ lockdep_is_held(&local->sta_lock) ||
+ lockdep_is_held(&local->sta_mtx));
+ }
+ return sta;
+ }
+
+ /* get a station info entry even if it is a dummy station*/
+ struct sta_info *sta_info_get_rx(struct ieee80211_sub_if_data *sdata,
+ const u8 *addr)
+ {
+ struct ieee80211_local *local = sdata->local;
+ struct sta_info *sta;
+
sta = rcu_dereference_check(local->sta_hash[STA_HASH(addr)],
lockdep_is_held(&local->sta_lock) ||
lockdep_is_held(&local->sta_mtx));
struct ieee80211_local *local = sdata->local;
struct sta_info *sta;
+ sta = rcu_dereference_check(local->sta_hash[STA_HASH(addr)],
+ lockdep_is_held(&local->sta_lock) ||
+ lockdep_is_held(&local->sta_mtx));
+ while (sta) {
+ if ((sta->sdata == sdata ||
+ (sta->sdata->bss && sta->sdata->bss == sdata->bss)) &&
+ !sta->dummy &&
+ memcmp(sta->sta.addr, addr, ETH_ALEN) == 0)
+ break;
+ sta = rcu_dereference_check(sta->hnext,
+ lockdep_is_held(&local->sta_lock) ||
+ lockdep_is_held(&local->sta_mtx));
+ }
+ return sta;
+ }
+
+ /*
+ * Get sta info either from the specified interface
+ * or from one of its vlans (including dummy stations)
+ */
+ struct sta_info *sta_info_get_bss_rx(struct ieee80211_sub_if_data *sdata,
+ const u8 *addr)
+ {
+ struct ieee80211_local *local = sdata->local;
+ struct sta_info *sta;
+
sta = rcu_dereference_check(local->sta_hash[STA_HASH(addr)],
lockdep_is_held(&local->sta_lock) ||
lockdep_is_held(&local->sta_mtx));
struct sta_info *sta)
{
sta->hnext = local->sta_hash[STA_HASH(sta->sta.addr)];
- rcu_assign_pointer(local->sta_hash[STA_HASH(sta->sta.addr)], sta);
+ RCU_INIT_POINTER(local->sta_hash[STA_HASH(sta->sta.addr)], sta);
}
static void sta_unblock(struct work_struct *wk)
return sta;
}
- static int sta_info_finish_insert(struct sta_info *sta, bool async)
+ static int sta_info_finish_insert(struct sta_info *sta,
+ bool async, bool dummy_reinsert)
{
struct ieee80211_local *local = sta->local;
struct ieee80211_sub_if_data *sdata = sta->sdata;
lockdep_assert_held(&local->sta_mtx);
- /* notify driver */
- if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
- sdata = container_of(sdata->bss,
- struct ieee80211_sub_if_data,
- u.ap);
- err = drv_sta_add(local, sdata, &sta->sta);
- if (err) {
- if (!async)
- return err;
- printk(KERN_DEBUG "%s: failed to add IBSS STA %pM to driver (%d)"
- " - keeping it anyway.\n",
- sdata->name, sta->sta.addr, err);
- } else {
- sta->uploaded = true;
+ if (!sta->dummy || dummy_reinsert) {
+ /* notify driver */
+ if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+ sdata = container_of(sdata->bss,
+ struct ieee80211_sub_if_data,
+ u.ap);
+ err = drv_sta_add(local, sdata, &sta->sta);
+ if (err) {
+ if (!async)
+ return err;
+ printk(KERN_DEBUG "%s: failed to add IBSS STA %pM to "
+ "driver (%d) - keeping it anyway.\n",
+ sdata->name, sta->sta.addr, err);
+ } else {
+ sta->uploaded = true;
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- if (async)
- wiphy_debug(local->hw.wiphy,
- "Finished adding IBSS STA %pM\n",
- sta->sta.addr);
+ if (async)
+ wiphy_debug(local->hw.wiphy,
+ "Finished adding IBSS STA %pM\n",
+ sta->sta.addr);
#endif
+ }
+
+ sdata = sta->sdata;
}
- sdata = sta->sdata;
+ if (!dummy_reinsert) {
+ if (!async) {
+ local->num_sta++;
+ local->sta_generation++;
+ smp_mb();
- if (!async) {
- local->num_sta++;
- local->sta_generation++;
- smp_mb();
+ /* make the station visible */
+ spin_lock_irqsave(&local->sta_lock, flags);
+ sta_info_hash_add(local, sta);
+ spin_unlock_irqrestore(&local->sta_lock, flags);
+ }
- /* make the station visible */
- spin_lock_irqsave(&local->sta_lock, flags);
- sta_info_hash_add(local, sta);
- spin_unlock_irqrestore(&local->sta_lock, flags);
+ list_add(&sta->list, &local->sta_list);
+ } else {
+ sta->dummy = false;
}
- list_add(&sta->list, &local->sta_list);
-
- ieee80211_sta_debugfs_add(sta);
- rate_control_add_sta_debugfs(sta);
-
- memset(&sinfo, 0, sizeof(sinfo));
- sinfo.filled = 0;
- sinfo.generation = local->sta_generation;
- cfg80211_new_sta(sdata->dev, sta->sta.addr, &sinfo, GFP_KERNEL);
+ if (!sta->dummy) {
+ ieee80211_sta_debugfs_add(sta);
+ rate_control_add_sta_debugfs(sta);
+ memset(&sinfo, 0, sizeof(sinfo));
+ sinfo.filled = 0;
+ sinfo.generation = local->sta_generation;
+ cfg80211_new_sta(sdata->dev, sta->sta.addr, &sinfo, GFP_KERNEL);
+ }
return 0;
}
list_del(&sta->list);
spin_unlock_irqrestore(&local->sta_lock, flags);
- sta_info_finish_insert(sta, true);
+ sta_info_finish_insert(sta, true, false);
spin_lock_irqsave(&local->sta_lock, flags);
}
mutex_unlock(&local->sta_mtx);
}
- int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU)
+ static int sta_info_insert_check(struct sta_info *sta)
{
- struct ieee80211_local *local = sta->local;
struct ieee80211_sub_if_data *sdata = sta->sdata;
- unsigned long flags;
- int err = 0;
/*
* Can't be a WARN_ON because it can be triggered through a race:
* something inserts a STA (on one CPU) without holding the RTNL
* and another CPU turns off the net device.
*/
- if (unlikely(!ieee80211_sdata_running(sdata))) {
- err = -ENETDOWN;
- rcu_read_lock();
- goto out_free;
- }
+ if (unlikely(!ieee80211_sdata_running(sdata)))
+ return -ENETDOWN;
if (WARN_ON(compare_ether_addr(sta->sta.addr, sdata->vif.addr) == 0 ||
- is_multicast_ether_addr(sta->sta.addr))) {
- err = -EINVAL;
+ is_multicast_ether_addr(sta->sta.addr)))
+ return -EINVAL;
+
+ return 0;
+ }
+
+ static int sta_info_insert_ibss(struct sta_info *sta) __acquires(RCU)
+ {
+ struct ieee80211_local *local = sta->local;
+ struct ieee80211_sub_if_data *sdata = sta->sdata;
+ unsigned long flags;
+
+ spin_lock_irqsave(&local->sta_lock, flags);
+ /* check if STA exists already */
+ if (sta_info_get_bss_rx(sdata, sta->sta.addr)) {
+ spin_unlock_irqrestore(&local->sta_lock, flags);
rcu_read_lock();
- goto out_free;
+ return -EEXIST;
}
- /*
- * In ad-hoc mode, we sometimes need to insert stations
- * from tasklet context from the RX path. To avoid races,
- * always do so in that case -- see the comment below.
- */
- if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
- spin_lock_irqsave(&local->sta_lock, flags);
- /* check if STA exists already */
- if (sta_info_get_bss(sdata, sta->sta.addr)) {
- spin_unlock_irqrestore(&local->sta_lock, flags);
- rcu_read_lock();
- err = -EEXIST;
- goto out_free;
- }
-
- local->num_sta++;
- local->sta_generation++;
- smp_mb();
- sta_info_hash_add(local, sta);
+ local->num_sta++;
+ local->sta_generation++;
+ smp_mb();
+ sta_info_hash_add(local, sta);
- list_add_tail(&sta->list, &local->sta_pending_list);
+ list_add_tail(&sta->list, &local->sta_pending_list);
- rcu_read_lock();
- spin_unlock_irqrestore(&local->sta_lock, flags);
+ rcu_read_lock();
+ spin_unlock_irqrestore(&local->sta_lock, flags);
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- wiphy_debug(local->hw.wiphy, "Added IBSS STA %pM\n",
- sta->sta.addr);
+ wiphy_debug(local->hw.wiphy, "Added IBSS STA %pM\n",
+ sta->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
- ieee80211_queue_work(&local->hw, &local->sta_finish_work);
+ ieee80211_queue_work(&local->hw, &local->sta_finish_work);
- return 0;
- }
+ return 0;
+ }
+
+ /*
+ * should be called with sta_mtx locked
+ * this function replaces the mutex lock
+ * with a RCU lock
+ */
+ static int sta_info_insert_non_ibss(struct sta_info *sta) __acquires(RCU)
+ {
+ struct ieee80211_local *local = sta->local;
+ struct ieee80211_sub_if_data *sdata = sta->sdata;
+ unsigned long flags;
+ struct sta_info *exist_sta;
+ bool dummy_reinsert = false;
+ int err = 0;
+
+ lockdep_assert_held(&local->sta_mtx);
/*
* On first glance, this will look racy, because the code
- * below this point, which inserts a station with sleeping,
+ * in this function, which inserts a station with sleeping,
* unlocks the sta_lock between checking existence in the
* hash table and inserting into it.
*
* However, it is not racy against itself because it keeps
- * the mutex locked. It still seems to race against the
- * above code that atomically inserts the station... That,
- * however, is not true because the above code can only
- * be invoked for IBSS interfaces, and the below code will
- * not be -- and the two do not race against each other as
- * the hash table also keys off the interface.
+ * the mutex locked.
*/
- might_sleep();
-
- mutex_lock(&local->sta_mtx);
-
spin_lock_irqsave(&local->sta_lock, flags);
- /* check if STA exists already */
- if (sta_info_get_bss(sdata, sta->sta.addr)) {
- spin_unlock_irqrestore(&local->sta_lock, flags);
- mutex_unlock(&local->sta_mtx);
- rcu_read_lock();
- err = -EEXIST;
- goto out_free;
+ /*
+ * check if STA exists already.
+ * only accept a scenario of a second call to sta_info_insert_non_ibss
+ * with a dummy station entry that was inserted earlier
+ * in that case - assume that the dummy station flag should
+ * be removed.
+ */
+ exist_sta = sta_info_get_bss_rx(sdata, sta->sta.addr);
+ if (exist_sta) {
+ if (exist_sta == sta && sta->dummy) {
+ dummy_reinsert = true;
+ } else {
+ spin_unlock_irqrestore(&local->sta_lock, flags);
+ mutex_unlock(&local->sta_mtx);
+ rcu_read_lock();
+ return -EEXIST;
+ }
}
spin_unlock_irqrestore(&local->sta_lock, flags);
- err = sta_info_finish_insert(sta, false);
+ err = sta_info_finish_insert(sta, false, dummy_reinsert);
if (err) {
mutex_unlock(&local->sta_mtx);
rcu_read_lock();
- goto out_free;
+ return err;
}
#ifdef CONFIG_MAC80211_VERBOSE_DEBUG
- wiphy_debug(local->hw.wiphy, "Inserted STA %pM\n", sta->sta.addr);
+ wiphy_debug(local->hw.wiphy, "Inserted %sSTA %pM\n",
+ sta->dummy ? "dummy " : "", sta->sta.addr);
#endif /* CONFIG_MAC80211_VERBOSE_DEBUG */
/* move reference to rcu-protected */
if (ieee80211_vif_is_mesh(&sdata->vif))
mesh_accept_plinks_update(sdata);
+ return 0;
+ }
+
+ int sta_info_insert_rcu(struct sta_info *sta) __acquires(RCU)
+ {
+ struct ieee80211_local *local = sta->local;
+ struct ieee80211_sub_if_data *sdata = sta->sdata;
+ int err = 0;
+
+ err = sta_info_insert_check(sta);
+ if (err) {
+ rcu_read_lock();
+ goto out_free;
+ }
+
+ /*
+ * In ad-hoc mode, we sometimes need to insert stations
+ * from tasklet context from the RX path. To avoid races,
+ * always do so in that case -- see the comment below.
+ */
+ if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
+ err = sta_info_insert_ibss(sta);
+ if (err)
+ goto out_free;
+
+ return 0;
+ }
+
+ /*
+ * It might seem that the function called below is in race against
+ * the function call above that atomically inserts the station... That,
+ * however, is not true because the above code can only
+ * be invoked for IBSS interfaces, and the below code will
+ * not be -- and the two do not race against each other as
+ * the hash table also keys off the interface.
+ */
+
+ might_sleep();
+
+ mutex_lock(&local->sta_mtx);
+
+ err = sta_info_insert_non_ibss(sta);
+ if (err)
+ goto out_free;
+
return 0;
out_free:
BUG_ON(!err);
return err;
}
+ /* Caller must hold sta->local->sta_mtx */
+ int sta_info_reinsert(struct sta_info *sta)
+ {
+ struct ieee80211_local *local = sta->local;
+ int err = 0;
+
+ err = sta_info_insert_check(sta);
+ if (err) {
+ mutex_unlock(&local->sta_mtx);
+ return err;
+ }
+
+ might_sleep();
+
+ err = sta_info_insert_non_ibss(sta);
+ rcu_read_unlock();
+ return err;
+ }
+
static inline void __bss_tim_set(struct ieee80211_if_ap *bss, u16 aid)
{
/*
local->sta_generation++;
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
- rcu_assign_pointer(sdata->u.vlan.sta, NULL);
+ RCU_INIT_POINTER(sdata->u.vlan.sta, NULL);
if (sta->uploaded) {
if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
int ret;
mutex_lock(&sdata->local->sta_mtx);
- sta = sta_info_get(sdata, addr);
+ sta = sta_info_get_rx(sdata, addr);
ret = __sta_info_destroy(sta);
mutex_unlock(&sdata->local->sta_mtx);
int ret;
mutex_lock(&sdata->local->sta_mtx);
- sta = sta_info_get_bss(sdata, addr);
+ sta = sta_info_get_bss_rx(sdata, addr);
ret = __sta_info_destroy(sta);
mutex_unlock(&sdata->local->sta_mtx);
projects / linux-beck.git / commitdiff