Commit ce6e74f2 ("RDMA/nes: Make nesadapter->phy_lock usage
consistent") introduced a problem where phy_lock was only unlocked
within an if statement and so nes_process_mac_intr() could return with
phy_lock still held.  Fix this.

This was discovered because of the sparse warning:

    drivers/infiniband/hw/nes/nes_hw.c:2643:9: warning: context imbalance in 'nes_process_mac_intr' - different lock contexts for basic block
Reported-by: Roland Dreier <rdreier@cisco.com>
Signed-off-by: Chien Tung <chien.tin.tung@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Under abnormal termination, modify_qp() closes the QP, and async event
(AE) handling also attempts to close the same QP, causing a crash.
Fix this by checking the state of the QP before processing the AE.
Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Enhance ethtool to read hardware registers for rcv/tx error stats.
Also add support for free pbl resources.  Remove cq depth stats, which
are not used.
Signed-off-by: Faisal Latif <faisal.latif@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

- wrap cq->cqidx_inc based on cq size.
- optimize t4_arm_cq logic.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1) save the timestamp flit in the cq when we consume a CQE.

2) always compare the saved flit with the previous entry flit when
   reading the next CQE entry.  If the flits don't compare, then we
   have overflowed.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

We need 1 extra entry for the status page and 1 to always have 1 free
entry to detect when the queue is full.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

The LLD now supports proper UP state change events, so move the RDMA
provider registration to UP path.

This fixes a crash when loading iw_cxgb4 _after_ the NFS/RDMA
transport is up and running.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

In the RDMA core unregister path, kernel users will be calling down
into the T4 provider to release resources.  So we cannot detach from
the LLD until this process completes.
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

The ib_qib driver is taking over support for QLogic PCIe QLE devices,
so remove support for them from ib_ipath.  The ib_ipath driver now
supports only the obsolete QLogic Hyper-Transport IB host channel
adapter (model QHT7140).
Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Add a low-level IB driver for QLogic PCIe adapters.
Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Signed-off-by: Roland Dreier <rolandd@cisco.com>

Add a new parameter to ib_register_device() so that low-level device
drivers can pass in a pointer to a callback function that will be
called for each port that is registered in sysfs.  This allows
low-level device drivers to create files in

    /sys/class/infiniband/<hca>/ports/<N>/

without having to poke through the internals of the RDMA sysfs handling.

There is no need for an unregister function since the kobject
reference will go to zero when ib_unregister_device() is called.
Signed-off-by: Ralph Campbell <ralph.campbell@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

Handle the allocation error case first, so that we don't have further
nested if for handling the common case of success.
Signed-off-by: Roland Dreier <rolandd@cisco.com>

If the number of sg entries in the ICM chunk reaches MLX4_ICM_CHUNK_LEN,
we must set chunk to NULL even for coherent mappings so that the next
time through the loop will allocate another chunk.  Otherwise we'll
overflow the sg list the next time through the loop.  This will lead to
memory corruption if this case is hit.

mthca does not have this bug.
Signed-off-by: Sebastien Dugue <sebastien.dugue@bull.net>
Cc: <stable@kernel.org>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (40 commits)
  Input: psmouse - small formatting changes to better follow coding style
  Input: synaptics - set dimensions as reported by firmware
  Input: elantech - relax signature checks
  Input: elantech - enforce common prefix on messages
  Input: wistron_btns - switch to using kmemdup()
  Input: usbtouchscreen - switch to using kmemdup()
  Input: do not force selecting i8042 on Moorestown
  Input: Documentation/sysrq.txt - update KEY_SYSRQ info
  Input: 88pm860x_onkey - remove invalid irq number assignment
  Input: i8042 - add a PNP entry to the aux device list
  Input: i8042 - add some extra PNP keyboard types
  Input: wm9712 - fix wm97xx_set_gpio() logic
  Input: add keypad driver for keys interfaced to TCA6416
  Input: remove obsolete {corgi,spitz,tosa}kbd.c
  Input: kbtab - do not advertise unsupported events
  Input: kbtab - simplify kbtab_disconnect()
  Input: kbtab - fix incorrect size parameter in usb_buffer_free
  Input: acecad - don't advertise mouse events
  Input: acecad - fix some formatting issues
  Input: acecad - simplify usb_acecad_disconnect()
  ...

Trivial conflict in Documentation/feature-removal-schedule.txt

* 'acpica' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: (22 commits)
  ACPI: fix early DSDT dmi check warnings on ia64
  ACPICA: Update version to 20100428.
  ACPICA: Update/clarify some parameter names associated with acpi_handle
  ACPICA: Rename acpi_ex_system_do_suspend->acpi_ex_system_do_sleep
  ACPICA: Prevent possible allocation overrun during object copy
  ACPICA: Split large file, evgpeblk
  ACPICA: Add GPE support for dynamically loaded ACPI tables
  ACPICA: Clarify/rename some root table descriptor fields
  ACPICA: Update version to 20100331.
  ACPICA: Minimize the differences between linux GPE code and ACPICA code base
  ACPI: add boot option acpi=copy_dsdt to fix corrupt DSDT
  ACPICA: Update DSDT copy/detection.
  ACPICA: Add subsystem option to force copy of DSDT to local memory
  ACPICA: Add detection of corrupted/replaced DSDT
  ACPICA: Add write support for DataTable operation regions
  ACPICA: Fix for acpi_reallocate_root_table for incorrect root table copy
  ACPICA: Update comments/headers, no functional change
  ACPICA: Update version to 20100304
  ACPICA: Fix for possible fault in acpi_ex_release_mutex
  ACPICA: Standardize integer output for ACPICA warnings/errors
  ...

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: (250 commits)
  ALSA: hda: Storage class should be before const qualifier
  ASoC: tpa6130a2: Remove CPVSS and HPVdd supplies
  ASoC: tpa6130a2: Define output pins with SND_SOC_DAPM_OUTPUT
  ASoC: sdp4430 - add sdp4430 pcm ops to DAI.
  ASoC: TWL6040: Enable earphone path in codec
  ASoC: SDP4430: Add support for Earphone speaker
  ASoC: SDP4430: Add sdp4430 machine driver
  ASoC: tlv320dac33: Avoid powering off while in BIAS_OFF
  ASoC: tlv320dac33: Use dev_dbg in dac33_hard_power function
  ALSA: sound/pci/asihpi: Use kzalloc
  ALSA: hdmi - dont fail on extra nodes
  ALSA: intelhdmi - add id for the CougarPoint chipset
  ALSA: intelhdmi - user friendly codec name
  ALSA: intelhdmi - add dependency on SND_DYNAMIC_MINORS
  ALSA: asihpi: incorrect range check
  ALSA: asihpi: testing the wrong variable
  ALSA: es1688: add pedantic range checks
  ARM: McBSP: Add support for omap4 in McBSP driver
  ARM: McBSP: Fix request for irq in OMAP4
  OMAP: McBSP: Add 32-bit mode support
  ...

* 'for-linus/i2c-2635' of git://git.fluff.org/bjdooks/linux: (21 commits)
  i2c-highlander: remover superflous variable
  i2c-ibm-iic: drop NO_IRQ
  i2c-cpm: drop NO_IRQ
  i2c-mpc: drop NO_IRQ
  MAINTAINERS: add i2c tree for embedded platforms
  i2c-pxa: only define 'blue_murder'-function if DEBUG is #defined
  i2c-pxa: remove unused macro
  i2c-nomadik: fix operator precedence warning
  i2c-nomadik: release region when removed
  OMAP3: I2C: Clean up Errata 1p153 handling
  OMAP2/3: I2C: Errata ID i207: Clear wrong RDR interrupt
  omap: i2c: add a timeout to the busy waiting
  omap: i2c: make errata 1.153 workaround a separate function
  i2c-omap: add mpu wake up latency constraint in i2c
  omap: i2c: Add i2c support on omap4 platform
  i2c-bfin-twi: return completion in interrupt for smbus quick transfers
  i2c-bfin-twi: remove redundant retry
  i2c-bfin-twi: fix lost interrupts at high speeds
  i2c-bfin-twi: add debug output for error status
  i2c-bfin-twi: integrate timeout timer with completion interface
  ...

* 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (534 commits)
  V4L/DVB (13554a): v4l: Use the video_drvdata function in drivers
  V4L/DVB: vivi and mem2mem_testdev need slab.h to build
  V4L/DVB: tm6000: bugfix image position
  V4L/DVB: IR/imon: remove dead IMON_KEY_RELEASE_OFFSET
  V4L/DVB: tm6000: README - add vbi
  V4L/DVB: Fix unlock logic at medusa_video_init
  V4L/DVB: fix dvb frontend lockup
  V4L/DVB: s2255drv: remove dead code
  V4L/DVB: s2255drv: return if vdev not found
  V4L/DVB: ov511: cleanup: remove unneeded null check
  V4L/DVB: media/mem2mem: dereferencing free memory
  V4L/DVB: media/IR: Add missing include file to rc-map.c
  V4L/DVB: dvb/stv6110x: cleanup error handling
  V4L/DVB: ngene: Add lgdt3303 and mt2131 deps to Kconfig
  V4L/DVB: ngene: start separating out DVB functions into separate file
  V4L/DVB: ngene: split out card specific code into a separate file
  V4L/DVB: ngene: split out i2c code into a separate file
  V4L/DVB: ngene: add initial support for digital side of Avermedia m780
  V4L/DVB: ngene: properly support boards where channel 0 isn't a TS input
  V4L-DVB: ngene: make sure that tuner headers are included
  ...

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev: (49 commits)
  libata-sff: separate out BMDMA qc_issue
  libata-sff: prd is BMDMA specific
  libata-sff: ata_sff_[dumb_]qc_prep are BMDMA specific
  libata-sff: separate out BMDMA EH
  libata-sff: port_task is SFF specific
  libata-sff: ap->[last_]ctl are SFF specific
  libata-sff: rename ap->ops->drain_fifo() to sff_drain_fifo()
  libata-sff: introduce ata_sff_init/exit() and ata_sff_port_init()
  libata-sff: clean up BMDMA initialization
  libata-sff: clean up inheritance in several drivers
  libata-sff: reorder SFF/BMDMA functions
  sata_inic162x: kill PORT_PRD_ADDR initialization
  libata: kill ATA_FLAG_DISABLED
  libata-sff: kill unused prototype and make ata_dev_select() static
  libata-sff: update bmdma host bus error handling
  sata_mv: remove unnecessary initialization
  sata_inic162x: inic162x is not dependent on CONFIG_ATA_SFF
  pata_sch: use ata_pci_sff_init_one()
  pata_sil680: Do our own exec_command posting
  libata: Remove excess delay in the tf_load path
  ...

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (44 commits)
  vlynq: make whole Kconfig-menu dependant on architecture
  add descriptive comment for TIF_MEMDIE task flag declaration.
  EEPROM: max6875: Header file cleanup
  EEPROM: 93cx6: Header file cleanup
  EEPROM: Header file cleanup
  agp: use NULL instead of 0 when pointer is needed
  rtc-v3020: make bitfield unsigned
  PCI: make bitfield unsigned
  jbd2: use NULL instead of 0 when pointer is needed
  cciss: fix shadows sparse warning
  doc: inode uses a mutex instead of a semaphore.
  uml: i386: Avoid redefinition of NR_syscalls
  fix "seperate" typos in comments
  cocbalt_lcdfb: correct sections
  doc: Change urls for sparse
  Powerpc: wii: Fix typo in comment
  i2o: cleanup some exit paths
  Documentation/: it's -> its where appropriate
  UML: Fix compiler warning due to missing task_struct declaration
  UML: add kernel.h include to signal.c
  ...

* git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6: (29 commits)
  pcmcia: disable PCMCIA ioctl also for ARM
  drivers/staging/comedi: dev_node removal (quatech_daqp_cs)
  drivers/staging/comedi: dev_node removal (ni_mio_cs)
  drivers/staging/comedi: dev_node removal (ni_labpc_cs)
  drivers/staging/comedi: dev_node removal (ni_daq_dio24)
  drivers/staging/comedi: dev_node removal (ni_daq_700)
  drivers/staging/comedi: dev_node removal (das08_cs)
  drivers/staging/comedi: dev_node removal (cb_das16_cs)
  pata_pcmcia: get rid of extra indirection
  pcmcia: remove suspend-related comment from yenta_socket.c
  pcmcia: call pcmcia_{read,write}_cis_mem with ops_mutex held
  pcmcia: remove pcmcia_add_device_lock
  pcmcia: update gfp/slab.h includes
  pcmcia: remove unused mem_op.h
  pcmcia: do not autoadd root PCI bus resources
  pcmcia: clarify alloc_io_space, move it to resource handlers
  pcmcia: move all pcmcia_resource_ops providers into one module
  pcmcia: move high level CIS access code to separate file
  pcmcia: dev_node removal (core)
  pcmcia: dev_node removal (remaining drivers)
  ...

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6:
  PM: PM QOS update fix
  Freezer / cgroup freezer: Update stale locking comments
  PM / platform_bus: Allow runtime PM by default
  i2c: Fix bus-level power management callbacks
  PM QOS update
  PM / Hibernate: Fix block_io.c printk warning
  PM / Hibernate: Group swap ops
  PM / Hibernate: Move the first_sector out of swsusp_write
  PM / Hibernate: Separate block_io
  PM / Hibernate: Snapshot cleanup
  FS / libfs: Implement simple_write_to_buffer
  PM / Hibernate: document open(/dev/snapshot) side effects
  PM / Runtime: Add sysfs debug files
  PM: Improve device power management document
  PM: Update device power management document
  PM: Allow runtime_suspend methods to call pm_schedule_suspend()
  PM: pm_wakeup - switch to using bool

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
  workqueue: change cancel_work_sync() to clear work->data
  workqueue: warn about flush_scheduled_work()

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu:
  ia64: add sparse annotation to __ia64_per_cpu_var()
  percpu: implement kernel memory based chunk allocation
  percpu: move vmalloc based chunk management into percpu-vm.c
  percpu: misc preparations for nommu support
  percpu: reorganize chunk creation and destruction
  percpu: factor out pcpu_addr_in_first/reserved_chunk() and update per_cpu_ptr_to_phys()

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IB/core: Use kmemdup() instead of kmalloc()+memcpy()
  IB/iser: Fix error flow in iser_create_ib_conn_res()
  IB/iser: Enhance disconnection logic for multi-pathing
  IB/iser: Remove buggy back-pointer setting
  IB/iser: Add asynchronous event handler
  MAINTAINERS: Add cxgb4 and iw_cxgb4 entries
  RDMA/cxgb3: Shrink .text with compile-time init of handlers arrays
  IPoIB: Allow disabling/enabling TSO on the fly through ethtool
  IB/mlx4: Add support for masked atomic operations
  IB/core: Add support for masked atomic operations
  RDMA/cma: Randomize local port allocation
  RDMA/nes: Make unnecessarily global functions static
  RDMA/nes: Make nesadapter->phy_lock usage consistent
  RDMA/cxgb4: Add driver for Chelsio T4 RNIC
  IB/mthca: Use the dma state API instead of pci equivalents
  RDMA/amso1100: Use the dma state API instead of pci equivalents
  RDMA/cxgb3: Don't free skbs on NET_XMIT_* indications from LLD
  RDMA/cxgb3: Use the dma state API instead of pci equivalents
  IB: Explicitly rule out llseek to avoid BKL in default_llseek()

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6: (61 commits)
  KEYS: Return more accurate error codes
  LSM: Add __init to fixup function.
  TOMOYO: Add pathname grouping support.
  ima: remove ACPI dependency
  TPM: ACPI/PNP dependency removal
  security/selinux/ss: Use kstrdup
  TOMOYO: Use stack memory for pending entry.
  Revert "ima: remove ACPI dependency"
  Revert "TPM: ACPI/PNP dependency removal"
  KEYS: Do preallocation for __key_link()
  TOMOYO: Use mutex_lock_interruptible.
  KEYS: Better handling of errors from construct_alloc_key()
  KEYS: keyring_serialise_link_sem is only needed for keyring->keyring links
  TOMOYO: Use GFP_NOFS rather than GFP_KERNEL.
  ima: remove ACPI dependency
  TPM: ACPI/PNP dependency removal
  selinux: generalize disabling of execmem for plt-in-heap archs
  LSM Audit: rename LSM_AUDIT_NO_AUDIT to LSM_AUDIT_DATA_NONE
  CRED: Holding a spinlock does not imply the holding of RCU read lock
  SMACK: Don't #include Ext2 headers
  ...

Conflicts:
	sound/soc/codecs/ad1938.c