]> git.karo-electronics.de Git - karo-tx-linux.git/log
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14 years agoHID: picolcd: correct ordering of framebuffer freeing
Bruno Prémont [Fri, 6 Aug 2010 08:08:04 +0000 (10:08 +0200)]
HID: picolcd: correct ordering of framebuffer freeing

Fix the free() ordering (which was never reached due to wrong check).

Signed-off-by: Bruno Prémont <bonbons@linux-vserver.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
14 years agoHID: picolcd: testing the wrong variable
Dan Carpenter [Fri, 6 Aug 2010 12:51:10 +0000 (14:51 +0200)]
HID: picolcd: testing the wrong variable

"ref_cnt" is a point to the reference count and it's non-null.  We really
want to test the reference count itself.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
14 years agoMerge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Linus Torvalds [Wed, 4 Aug 2010 22:31:02 +0000 (15:31 -0700)]
Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial: (48 commits)
  Documentation: update broken web addresses.
  fix comment typo "choosed" -> "chosen"
  hostap:hostap_hw.c Fix typo in comment
  Fix spelling contorller -> controller in comments
  Kconfig.debug: FAIL_IO_TIMEOUT: typo Faul -> Fault
  fs/Kconfig: Fix typo Userpace -> Userspace
  Removing dead MACH_U300_BS26
  drivers/infiniband: Remove unnecessary casts of private_data
  fs/ocfs2: Remove unnecessary casts of private_data
  libfc: use ARRAY_SIZE
  scsi: bfa: use ARRAY_SIZE
  drm: i915: use ARRAY_SIZE
  drm: drm_edid: use ARRAY_SIZE
  synclink: use ARRAY_SIZE
  block: cciss: use ARRAY_SIZE
  comment typo fixes: charater => character
  fix comment typos concerning "challenge"
  arm: plat-spear: fix typo in kerneldoc
  reiserfs: typo comment fix
  update email address
  ...

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Linus Torvalds [Wed, 4 Aug 2010 22:23:49 +0000 (15:23 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (30 commits)
  Revert "HID: add support for the Wacom Intuos 4 wireless"
  HID: fix up Kconfig entry for ACRUX driver
  HID: add ACRUX game controller force feedback support
  HID: Force input registration for "VEC footpedal"
  HID: add HID_QUIRK_HIDINPUT_FORCE
  HID: hid-input.c: indentation fixes
  HID: hiddev: use usb_find_interface, get rid of BKL
  HID: ignore digitizer usage Undefined (0x00)
  HID: Add support for Conceptronic CLLRCMCE
  HID: hid-ids.h: Whitespace fixup, align using TABs
  HID: picolcd: implement refcounting of framebuffer
  HID: picolcd: do not reallocate memory on depth change
  HID: picolcd: Add minimal palette required by fbcon on 8bpp
  HID: magicmouse: Correct parsing of large X and Y motions.
  HID: magicmouse: report last touch up
  HID: picolcd: fix deferred_io init/cleanup to fb ordering
  HID: hid-ids.h: keep vendor ids in alphabetical order
  HID: add proper support for Elecom BM084 bluetooth mouse
  HID: magicmouse: enable horizontal scrolling
  HID: magicmouse: add param for scroll speed
  ...

14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Linus Torvalds [Wed, 4 Aug 2010 22:23:14 +0000 (15:23 -0700)]
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (39 commits)
  random: Reorder struct entropy_store to remove padding on 64bits
  padata: update API documentation
  padata: Remove padata_get_cpumask
  crypto: pcrypt - Update pcrypt cpumask according to the padata cpumask notifier
  crypto: pcrypt - Rename pcrypt_instance
  padata: Pass the padata cpumasks to the cpumask_change_notifier chain
  padata: Rearrange set_cpumask functions
  padata: Rename padata_alloc functions
  crypto: pcrypt - Dont calulate a callback cpu on empty callback cpumask
  padata: Check for valid cpumasks
  padata: Allocate cpumask dependend recources in any case
  padata: Fix cpu index counting
  crypto: geode_aes - Convert pci_table entries to PCI_VDEVICE (if PCI_ANY_ID is used)
  pcrypt: Added sysfs interface to pcrypt
  padata: Added sysfs primitives to padata subsystem
  padata: Make two separate cpumasks
  padata: update documentation
  padata: simplify serialization mechanism
  padata: make padata_do_parallel to return zero on success
  padata: Handle empty padata cpumasks
  ...

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu
Linus Torvalds [Wed, 4 Aug 2010 22:17:52 +0000 (15:17 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu:
  percpu: allow limited allocation before slab is online
  percpu: make @dyn_size always mean min dyn_size in first chunk init functions

14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6
Linus Torvalds [Wed, 4 Aug 2010 22:15:15 +0000 (15:15 -0700)]
Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (276 commits)
  [SCSI] zfcp: Trigger logging in the FCP channel on qdio error conditions
  [SCSI] zfcp: Introduce experimental support for DIF/DIX
  [SCSI] zfcp: Enable data division support for FCP devices
  [SCSI] zfcp: Prevent access on uninitialized memory.
  [SCSI] zfcp: Post events through FC transport class
  [SCSI] zfcp: Cleanup QDIO attachment and improve processing.
  [SCSI] zfcp: Cleanup function parameters for sbal value.
  [SCSI] zfcp: Use correct width for timer_interval field
  [SCSI] zfcp: Remove SCSI device when removing unit
  [SCSI] zfcp: Use memdup_user and kstrdup
  [SCSI] zfcp: Fix retry after failed "open port" erp action
  [SCSI] zfcp: Fail erp after timeout
  [SCSI] zfcp: Use forced_reopen in terminate_rport_io callback
  [SCSI] zfcp: Register SCSI devices after successful fc_remote_port_add
  [SCSI] zfcp: Do not try "forced close" when port is already closed
  [SCSI] zfcp: Do not unblock rport from REOPEN_PORT_FORCED
  [SCSI] sd: add support for runtime PM
  [SCSI] implement runtime Power Management
  [SCSI] convert to the new PM framework
  [SCSI] Unify SAM_ and SAM_STAT_ macros
  ...

14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
Linus Torvalds [Wed, 4 Aug 2010 18:47:58 +0000 (11:47 -0700)]
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1443 commits)
  phy/marvell: add 88ec048 support
  igb: Program MDICNFG register prior to PHY init
  e1000e: correct MAC-PHY interconnect register offset for 82579
  hso: Add new product ID
  can: Add driver for esd CAN-USB/2 device
  l2tp: fix export of header file for userspace
  can-raw: Fix skb_orphan_try handling
  Revert "net: remove zap_completion_queue"
  net: cleanup inclusion
  phy/marvell: add 88e1121 interface mode support
  u32: negative offset fix
  net: Fix a typo from "dev" to "ndev"
  igb: Use irq_synchronize per vector when using MSI-X
  ixgbevf: fix null pointer dereference due to filter being set for VLAN 0
  e1000e: Fix irq_synchronize in MSI-X case
  e1000e: register pm_qos request on hardware activation
  ip_fragment: fix subtracting PPPOE_SES_HLEN from mtu twice
  net: Add getsockopt support for TCP thin-streams
  cxgb4: update driver version
  cxgb4: add new PCI IDs
  ...

Manually fix up conflicts in:
 - drivers/net/e1000e/netdev.c: due to pm_qos registration
   infrastructure changes
 - drivers/net/phy/marvell.c: conflict between adding 88ec048 support
   and cleaning up the IDs
 - drivers/net/wireless/ipw2x00/ipw2100.c: trivial ipw2100_pm_qos_req
   conflict (registration change vs marking it static)

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad...
Linus Torvalds [Wed, 4 Aug 2010 18:25:58 +0000 (11:25 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/ibft-2.6:
  ibft: Use IBFT_SIGN instead of open-coding the search string.
  ibft: convert iscsi_ibft module to iscsi boot lib
  ibft: separate ibft parsing from sysfs interface
  ibft: For UEFI machines actually do scan ACPI for iBFT.
  ibft: Update iBFT handling for v1.03 of the spec.

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp
Linus Torvalds [Wed, 4 Aug 2010 18:23:59 +0000 (11:23 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp:
  amd64_edac: Minor formatting fix
  amd64_edac: Fix operator precendence error
  edac, mc: Improve scrub rate handling
  amd64_edac: Correct scrub rate setting
  amd64_edac: Fix DCT base address selector
  amd64_edac: Remove polling mechanism
  x86, mce: Notify about corrected events too
  amd64_edac: Remove unneeded defines
  edac: Remove EDAC_DEBUG_VERBOSE
  amd64_edac: Sanitize syndrome extraction

14 years agoCRED: Fix RCU warning due to previous patch fixing __task_cred()'s checks
David Howells [Wed, 4 Aug 2010 15:59:14 +0000 (16:59 +0100)]
CRED: Fix RCU warning due to previous patch fixing __task_cred()'s checks

Commit 8f92054e7ca1 ("CRED: Fix __task_cred()'s lockdep check and banner
comment") fixed the lockdep checks on __task_cred().  This has shown up
a place in the signalling code where a lock should be held - namely that
check_kill_permission() requires its callers to hold the RCU lock.

Fix group_send_sig_info() to get the RCU read lock around its call to
check_kill_permission().

Without this patch, the following warning can occur:

  ===================================================
  [ INFO: suspicious rcu_dereference_check() usage. ]
  ---------------------------------------------------
  kernel/signal.c:660 invoked rcu_dereference_check() without protection!
  ...

Reported-by: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoblock_dev: always serialize exclusive open attempts
Tejun Heo [Wed, 4 Aug 2010 15:59:39 +0000 (17:59 +0200)]
block_dev: always serialize exclusive open attempts

bd_prepare_to_claim() incorrectly allowed multiple attempts for
exclusive open to progress in parallel if the attempting holders are
identical.  This triggered BUG_ON() as reported in the following bug.

  https://bugzilla.kernel.org/show_bug.cgi?id=16393

__bd_abort_claiming() is used to finish claiming blocks and doesn't
work if multiple openers are inside a claiming block.  Allowing
multiple parallel open attempts to continue doesn't gain anything as
those are serialized down in the call chain anyway.  Fix it by always
allowing only single open attempt in a claiming block.

This problem can easily be reproduced by adding a delay after
bd_prepare_to_claim() and attempting to mount two partitions of a
disk.

stable: only applicable to v2.6.35

Signed-off-by: Tejun Heo <tj@kernel.org>
Reported-by: Markus Trippelsdorf <markus@trippelsdorf.de>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoparisc: pass through '\t' to early (iodc) console
Kyle McMartin [Wed, 4 Aug 2010 00:38:08 +0000 (20:38 -0400)]
parisc: pass through '\t' to early (iodc) console

The firmware handles '\t' internally, so stop trying to emulate it
(which, incidentally, had a bug in it.)

Fixes a really weird hang at bootup in rcu_bootup_announce, which,
as far as I can tell, is the first printk in the core kernel to use
a tab as the first character.

Cc: stable@kernel.org
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
Linus Torvalds [Wed, 4 Aug 2010 18:14:36 +0000 (11:14 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6:
  PM / Runtime: Add runtime PM statistics (v3)
  PM / Runtime: Make runtime_status attribute not debug-only (v. 2)
  PM: Do not use dynamically allocated objects in pm_wakeup_event()
  PM / Suspend: Fix ordering of calls in suspend error paths
  PM / Hibernate: Fix snapshot error code path
  PM / Hibernate: Fix hibernation_platform_enter()
  pm_qos: Get rid of the allocation in pm_qos_add_request()
  pm_qos: Reimplement using plists
  plist: Add plist_last
  PM: Make it possible to avoid races between wakeup and system sleep
  PNPACPI: Add support for remote wakeup
  PM: describe kernel policy regarding wakeup defaults (v. 2)
  PM / Hibernate: Fix typos in comments in kernel/power/swap.c

14 years agoMerge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq
Linus Torvalds [Wed, 4 Aug 2010 18:13:36 +0000 (11:13 -0700)]
Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq

* 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
  [CPUFREQ] Remove pointless printk from p4-clockmod.
  [CPUFREQ] Fix section mismatch for powernow_cpu_init in powernow-k7.c
  [CPUFREQ] Fix section mismatch for longhaul_cpu_init.
  [CPUFREQ] Fix section mismatch for longrun_cpu_init.
  [CPUFREQ] powernow-k8: Fix misleading variable naming
  [CPUFREQ] Convert pci_table entries to PCI_VDEVICE (if PCI_ANY_ID is used)
  [CPUFREQ] arch/x86/kernel/cpu/cpufreq: use for_each_pci_dev()
  [CPUFREQ] fix brace coding style issue.
  [CPUFREQ] x86 cpufreq: Make trace_power_frequency cpufreq driver independent
  [CPUFREQ] acpi-cpufreq: Fix CPU_ANY CPUFREQ_{PRE,POST}CHANGE notification
  [CPUFREQ] ondemand: don't synchronize sample rate unless multiple cpus present
  [CPUFREQ] unexport (un)lock_policy_rwsem* functions
  [CPUFREQ] ondemand: Refactor frequency increase code
  [CPUFREQ] powernow-k8: On load failure, remind the user to enable support in BIOS setup
  [CPUFREQ] powernow-k8: Limit Pstate transition latency check
  [CPUFREQ] Fix PCC driver error path
  [CPUFREQ] fix double freeing in error path of pcc-cpufreq
  [CPUFREQ] pcc driver should check for pcch method before calling _OSC
  [CPUFREQ] fix memory leak in cpufreq_add_dev
  [CPUFREQ] revert "[CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second call site)"

Manually fix up non-data merge conflict introduced by new calling
conventions for trace_power_start() in commit 6f4f2723d085 ("x86
cpufreq: Make trace_power_frequency cpufreq driver independent"), which
didn't update the intel_idle native hardware cpuidle driver.

14 years agoMerge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mjg59/platf...
Linus Torvalds [Wed, 4 Aug 2010 17:44:06 +0000 (10:44 -0700)]
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mjg59/platform-drivers-x86

* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mjg59/platform-drivers-x86: (88 commits)
  ips driver: make it less chatty
  intel_scu_ipc: fix size field for intel_scu_ipc_command
  intel_scu_ipc: return -EIO for error condition in busy_loop
  intel_scu_ipc: fix data packing of PMIC command on Moorestown
  Clean up command packing on MRST.
  zero the stack buffer before giving random garbage to the SCU
  Fix stack buffer size for IPC writev messages
  intel_scu_ipc: Use the new cpu identification function
  intel_scu_ipc: tidy up unused bits
  Remove indirect read write api support.
  intel_scu_ipc: Support Medfield processors
  intel_scu_ipc: detect CPU type automatically
  x86 plat: limit x86 platform driver menu to X86
  acpi ec_sys: Be more cautious about ec write access
  acpi ec: Fix possible double io port registration
  hp-wmi: acpi_drivers.h is already included through acpi.h two lines below
  hp-wmi: Fix mixing up of and/or directive
  dell-laptop: make dell_laptop_i8042_filter() static
  asus-laptop: fix asus_input_init error path
  msi-wmi: make needlessly global symbols static
  ...

14 years agoMerge branch 'kvm-updates/2.6.36' of git://git.kernel.org/pub/scm/virt/kvm/kvm
Linus Torvalds [Wed, 4 Aug 2010 17:43:01 +0000 (10:43 -0700)]
Merge branch 'kvm-updates/2.6.36' of git://git.kernel.org/pub/scm/virt/kvm/kvm

* 'kvm-updates/2.6.36' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (198 commits)
  KVM: VMX: Fix host GDT.LIMIT corruption
  KVM: MMU: using __xchg_spte more smarter
  KVM: MMU: cleanup spte set and accssed/dirty tracking
  KVM: MMU: don't atomicly set spte if it's not present
  KVM: MMU: fix page dirty tracking lost while sync page
  KVM: MMU: fix broken page accessed tracking with ept enabled
  KVM: MMU: add missing reserved bits check in speculative path
  KVM: MMU: fix mmu notifier invalidate handler for huge spte
  KVM: x86 emulator: fix xchg instruction emulation
  KVM: x86: Call mask notifiers from pic
  KVM: x86: never re-execute instruction with enabled tdp
  KVM: Document KVM_GET_SUPPORTED_CPUID2 ioctl
  KVM: x86: emulator: inc/dec can have lock prefix
  KVM: MMU: Eliminate redundant temporaries in FNAME(fetch)
  KVM: MMU: Validate all gptes during fetch, not just those used for new pages
  KVM: MMU: Simplify spte fetch() function
  KVM: MMU: Add gpte_valid() helper
  KVM: MMU: Add validate_direct_spte() helper
  KVM: MMU: Add drop_large_spte() helper
  KVM: MMU: Use __set_spte to link shadow pages
  ...

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Linus Torvalds [Wed, 4 Aug 2010 17:41:52 +0000 (10:41 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (57 commits)
  Input: adp5588-keypad - fix NULL dereference in adp5588_gpio_add()
  Input: cy8ctmg110 - capacitive touchscreen support
  Input: keyboard - also match braille-only keyboards
  Input: adp5588-keys - export unused GPIO pins
  Input: xpad - add product ID for Hori Fighting Stick EX2
  Input: adxl34x - fix leak and use after free
  Input: samsung-keypad - Add samsung keypad driver
  Input: i8042 - reset keyboard controller wehen resuming from S2R
  Input: synaptics - set min/max for finger width
  Input: synaptics - only report width on hardware that supports it
  Input: evdev - signal that device is writable in evdev_poll()
  Input: mousedev - signal that device is writable in mousedev_poll()
  Input: change input handlers to use bool when possible
  Input: document the MT event slot protocol
  Input: introduce MT event slots
  Input: usbtouchscreen - implement reset_resume
  Input: usbtouchscreen - implement runtime power management
  Input: usbtouchscreen - implement basic suspend/resume
  Input: Add ATMEL QT602240 touchscreen driver
  Input: fix signedness warning in input_set_keycode()
  ...

14 years agoMerge branch 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mcheha...
Linus Torvalds [Wed, 4 Aug 2010 17:38:08 +0000 (10:38 -0700)]
Merge branch 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6

* 'v4l_for_2.6.35' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (243 commits)
  V4L/DVB: sms: Convert IR support to use the Remote Controller core
  V4L/DVB: sms: properly initialize IR phys and IR name
  V4L/DVB: standardize names at rc-dib0700 tables
  V4L/DVB: smsusb: enable IR port for Hauppauge WinTV MiniStick
  V4L/DVB: dib0700: Fix RC protocol logic to properly handle NEC/NECx and RC-5
  V4L/DVB: dib0700: properly implement IR change_protocol
  V4L/DVB: dib0700: break keytable into NEC and RC-5 variants
  V4L/DVB: dib0700: avoid bad repeat
  V4L/DVB: Port dib0700 to rc-core
  V4L/DVB: Add a keymap file with dib0700 table
  V4L/DVB: dvb-usb: add support for rc-core mode
  V4L/DVB: dvb-usb: prepare drivers for using rc-core
  V4L/DVB: dvb-usb: get rid of struct dvb_usb_rc_key
  V4L/DVB: rj54n1cb0c: fix a comment in the driver
  V4L/DVB: V4L2: sh_vou: VOU does support the full PAL resolution too
  V4L/DVB: V4L2: sh_mobile_camera_ceu: add support for CSI2
  V4L/DVB: V4L2: soc-camera: add a MIPI CSI-2 driver for SH-Mobile platforms
  V4L/DVB: V4L2: soc-camera: export soc-camera bus type for notifications
  V4L/DVB: V4L2: mediabus: add 12-bit Bayer and YUV420 pixel formats
  V4L/DVB: mediabus: fix ambiguous pixel code names
  ...

14 years agoMerge branch 'stable/swiotlb-0.8.3' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Wed, 4 Aug 2010 17:36:39 +0000 (10:36 -0700)]
Merge branch 'stable/swiotlb-0.8.3' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb-2.6

* 'stable/swiotlb-0.8.3' of git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb-2.6:
  swiotlb: Make swiotlb bookkeeping functions visible in the header file.
  swiotlb: search and replace "int dir" with "enum dma_data_direction dir"
  swiotlb: Make internal bookkeeping functions have 'swiotlb_tbl' prefix.
  swiotlb: add the swiotlb initialization function with iotlb memory
  swiotlb: add swiotlb_tbl_map_single library function

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris...
Linus Torvalds [Wed, 4 Aug 2010 17:28:39 +0000 (10:28 -0700)]
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: (90 commits)
  AppArmor: fix build warnings for non-const use of get_task_cred
  selinux: convert the policy type_attr_map to flex_array
  AppArmor: Enable configuring and building of the AppArmor security module
  TOMOYO: Use pathname specified by policy rather than execve()
  AppArmor: update path_truncate method to latest version
  AppArmor: core policy routines
  AppArmor: policy routines for loading and unpacking policy
  AppArmor: mediation of non file objects
  AppArmor: LSM interface, and security module initialization
  AppArmor: Enable configuring and building of the AppArmor security module
  AppArmor: update Maintainer and Documentation
  AppArmor: functions for domain transitions
  AppArmor: file enforcement routines
  AppArmor: userspace interfaces
  AppArmor: dfa match engine
  AppArmor: contexts used in attaching policy to system objects
  AppArmor: basic auditing infrastructure.
  AppArmor: misc. base functions and defines
  TOMOYO: Update version to 2.3.0
  TOMOYO: Fix quota check.
  ...

14 years agoMerge branch 'bkl' into for-linus
Jiri Kosina [Wed, 4 Aug 2010 13:31:24 +0000 (15:31 +0200)]
Merge branch 'bkl' into for-linus

14 years agoMerge branches 'magicmouse', 'roccat' and 'vec-pedal' into for-linus
Jiri Kosina [Wed, 4 Aug 2010 13:31:13 +0000 (15:31 +0200)]
Merge branches 'magicmouse', 'roccat' and 'vec-pedal' into for-linus

Conflicts:
drivers/hid/hid-ids.h

14 years agoMerge branch 'acrux' into for-linus
Jiri Kosina [Wed, 4 Aug 2010 13:29:35 +0000 (15:29 +0200)]
Merge branch 'acrux' into for-linus

Conflicts:
drivers/hid/hid-ids.h

14 years agoMerge branch 'upstream-fixes' into for-linus
Jiri Kosina [Wed, 4 Aug 2010 13:27:54 +0000 (15:27 +0200)]
Merge branch 'upstream-fixes' into for-linus

Conflicts:
drivers/hid/hid-ids.h

14 years agoMerge branch 'upstream' into for-linus
Jiri Kosina [Wed, 4 Aug 2010 13:26:15 +0000 (15:26 +0200)]
Merge branch 'upstream' into for-linus

Conflicts:
drivers/hid/hid-ids.h

14 years agoDocumentation: update broken web addresses.
Justin P. Mattock [Sat, 24 Jul 2010 03:51:24 +0000 (20:51 -0700)]
Documentation: update broken web addresses.

Below you will find an updated version from the original series bunching all patches into one big patch
updating broken web addresses that are located in Documentation/*
Some of the addresses date as far far back as 1995 etc... so searching became a bit difficult,
the best way to deal with these is to use web.archive.org to locate these addresses that are outdated.
Now there are also some addresses pointing to .spec files some are located, but some(after searching
on the companies site)where still no where to be found. In this case I just changed the address
to the company site this way the users can contact the company and they can locate them for the users.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Thomas Weber <weber@corscience.de>
Signed-off-by: Mike Frysinger <vapier.adi@gmail.com>
Cc: Paulo Marques <pmarques@grupopie.com>
Cc: Randy Dunlap <rdunlap@xenotime.net>
Cc: Michael Neuling <mikey@neuling.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
14 years agoMerge branch 'master' into for-next
Jiri Kosina [Wed, 4 Aug 2010 13:14:38 +0000 (15:14 +0200)]
Merge branch 'master' into for-next

14 years agofix comment typo "choosed" -> "chosen"
Uwe Kleine-König [Fri, 30 Jul 2010 19:02:47 +0000 (21:02 +0200)]
fix comment typo "choosed" -> "chosen"

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
14 years agohostap:hostap_hw.c Fix typo in comment
Justin P. Mattock [Mon, 2 Aug 2010 20:50:43 +0000 (13:50 -0700)]
hostap:hostap_hw.c Fix typo in comment

The patch below fixes a typo in a comment.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
14 years agoFix spelling contorller -> controller in comments
Stefan Weil [Tue, 3 Aug 2010 17:44:52 +0000 (19:44 +0200)]
Fix spelling contorller -> controller in comments

Cc: Jiri Kosina <trivial@kernel.org>
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
14 years agoamd64_edac: Minor formatting fix
Borislav Petkov [Tue, 3 Aug 2010 15:25:18 +0000 (17:25 +0200)]
amd64_edac: Minor formatting fix

EDAC MC3: CE page 0xc32281, offset 0x8a0, grain 0, syndrome 0x1, row 2, channel 1, label "": amd64_edac
EDAC MC3: CE - no information available: amd64_edacError Overflow

Add the missing space before "Error Overflow" on the second line.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
14 years agoamd64_edac: Fix operator precendence error
Borislav Petkov [Tue, 3 Aug 2010 14:51:28 +0000 (16:51 +0200)]
amd64_edac: Fix operator precendence error

The bitwise AND is of higher precedence, make that explicit.

Cc: <stable@kernel.org> # 34.x
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
14 years agophy/marvell: add 88ec048 support
Cyril Chemparathy [Wed, 4 Aug 2010 02:36:06 +0000 (19:36 -0700)]
phy/marvell: add 88ec048 support

Marvell 88ec048 is a derivative of its 88e1121r device.  From the programmer's
perspective, the one major difference is the addition of an additional control
bit in Page 2 Register 16 - used to control the padding of odd nibble
preambles.

This patch adds support for this new device, while inheriting as much code as
possible from the existing 88e1121r implementation.

Signed-off-by: Cyril Chemparathy <cyril@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
14 years agoigb: Program MDICNFG register prior to PHY init
Alexander Duyck [Tue, 3 Aug 2010 11:50:08 +0000 (11:50 +0000)]
igb: Program MDICNFG register prior to PHY init

This patch addresses an issue seen on 82580 in which the MDICNFG
register will be reset during a single function reset and as a
result we will be unable to communicate with the PHY.  To correct
the issue, added a call to reset_mdicnfg just prior to the first
access of the MDICNFG register in sgnii_uses_mdio.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
14 years agoe1000e: correct MAC-PHY interconnect register offset for 82579
Bruce Allan [Tue, 3 Aug 2010 11:48:35 +0000 (11:48 +0000)]
e1000e: correct MAC-PHY interconnect register offset for 82579

The MAC-PHY interconnect register set on ICH/PCH parts is accessed through
a peephole mechanism by writing an offset to a CSR register.  The offset
for the interconnect's half-duplex control register (which is used in a
jumbo frame workaround for 82579) is incorrect.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Jeff Pieper <jeffrey.e.pieper@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
14 years agohso: Add new product ID
Filip Aben [Tue, 3 Aug 2010 05:36:41 +0000 (05:36 +0000)]
hso: Add new product ID

This patch adds a new product ID to the hso driver.

Signed-off-by: Filip Aben <f.aben@option.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
14 years agocan: Add driver for esd CAN-USB/2 device
Matthias Fuchs [Tue, 3 Aug 2010 02:55:23 +0000 (02:55 +0000)]
can: Add driver for esd CAN-USB/2 device

This patch adds a driver for esd's USB high speed
CAN interface. The driver supports devices with
multiple CAN interfaces.

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Acked-by: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw
Linus Torvalds [Tue, 3 Aug 2010 21:40:10 +0000 (14:40 -0700)]
Merge git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw

* git://git.kernel.org/pub/scm/linux/kernel/git/steve/gfs2-2.6-nmw:
  GFS2: Fix recovery stuck bug (try #2)
  GFS2: Fix typo in stuffed file data copy handling
  Revert "GFS2: recovery stuck on transaction lock"
  GFS2: Make "try" lock not try quite so hard
  GFS2: remove dependency on __GFP_NOFAIL
  GFS2: Simplify gfs2_write_alloc_required
  GFS2: Wait for journal id on mount if not specified on mount command line
  GFS2: Use nobh_writepage

14 years agoMerge branch 'linux-next' of git://git.infradead.org/ubi-2.6
Linus Torvalds [Tue, 3 Aug 2010 21:37:26 +0000 (14:37 -0700)]
Merge branch 'linux-next' of git://git.infradead.org/ubi-2.6

* 'linux-next' of git://git.infradead.org/ubi-2.6:
  UBI: do not warn unnecessarily
  UBI: do not print message about corruptes PEBs if we have none of them
  UBI: improve delete-compatible volumes handling
  UBI: fix error message and compilation warnings
  UBI: generate random image_seq when formatting MTD devices
  UBI: improve ECC error message
  UBI: improve corrupted flash handling
  UBI: introduce eraseblock counter variables
  UBI: introduce a new IO return code
  UBI: simplify IO error codes

14 years agoMerge branch 'linux-next' of git://git.infradead.org/ubifs-2.6
Linus Torvalds [Tue, 3 Aug 2010 21:37:02 +0000 (14:37 -0700)]
Merge branch 'linux-next' of git://git.infradead.org/ubifs-2.6

* 'linux-next' of git://git.infradead.org/ubifs-2.6:
  UBIFS: fix a memory leak on error path.
  UBIFS: fix GC LEB recovery
  UBIFS: use ERR_CAST
  UBIFS: check return code

14 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh...
Linus Torvalds [Tue, 3 Aug 2010 21:36:16 +0000 (14:36 -0700)]
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs: (22 commits)
  9p: fix sparse warnings in new xattr code
  fs/9p: remove sparse warning in vfs_inode
  fs/9p: destroy fid on failed remove
  fs/9p: Prevent parallel rename when doing fid_lookup
  fs/9p: Add support user. xattr
  net/9p: Implement TXATTRCREATE 9p call
  net/9p: Implement attrwalk 9p call
  9p: Implement LOPEN
  fs/9p: This patch implements TLCREATE for 9p2000.L protocol.
  9p: Implement TMKDIR
  9p: Implement TMKNOD
  9p: Define and implement TSYMLINK for 9P2000.L
  9p: Define and implement TLINK for 9P2000.L
  9p: Define and implement TLINK for 9P2000.L
  9p: Implement client side of setattr for 9P2000.L protocol.
  9p: getattr client implementation for 9P2000.L protocol.
  fs/9p: Pass the correct user credentials during attach
  net/9p: Handle the server returned error properly
  9p: readdir implementation for 9p2000.L
  9p: Make use of iounit for read/write
  ...

14 years agoMerge branch 'for-linus' of git://oss.sgi.com/xfs/xfs
Linus Torvalds [Tue, 3 Aug 2010 21:33:38 +0000 (14:33 -0700)]
Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs

* 'for-linus' of git://oss.sgi.com/xfs/xfs: (49 commits)
  xfs simplify and speed up direct I/O completions
  xfs: move aio completion after unwritten extent conversion
  direct-io: move aio_complete into ->end_io
  xfs: fix big endian build
  xfs: clean up xfs_bmap_get_bp
  xfs: simplify xfs_truncate_file
  xfs: kill the b_strat callback in xfs_buf
  xfs: remove obsolete osyncisosync mount option
  xfs: clean up filestreams helpers
  xfs: fix gcc 4.6 set but not read and unused statement warnings
  xfs: Fix build when CONFIG_XFS_POSIX_ACL=n
  xfs: fix unsigned underflow in xfs_free_eofblocks
  xfs: use GFP_NOFS for page cache allocation
  xfs: fix memory reclaim recursion deadlock on locked inode buffer
  xfs: fix xfs_trans_add_item() lockdep warnings
  xfs: simplify and remove xfs_ireclaim
  xfs: don't block on buffer read errors
  xfs: move inode shrinker unregister even earlier
  xfs: remove a dmapi leftover
  xfs: writepage always has buffers
  ...

14 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6
Linus Torvalds [Tue, 3 Aug 2010 21:33:09 +0000 (14:33 -0700)]
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6: (29 commits)
  cifs: fsc should not default to "on"
  [CIFS] remove redundant path walking in dfs_do_refmount
  cifs: ignore the "mand", "nomand" and "_netdev" mount options
  cifs: map NT_STATUS_ERROR_WRITE_PROTECTED to -EROFS
  cifs: don't allow cifs_iget to match inodes of the wrong type
  [CIFS] relinquish fscache cookie before freeing CIFSTconInfo
  cifs: add separate cred_uid field to sesInfo
  fs: cifs: check kmalloc() result
  [CIFS] Missing ifdef
  [CIFS] Missing line from previous commit
  [CIFS] Fix build break when CONFIG_CIFS_FSCACHE disabled
  cifs: add mount option to enable local caching
  cifs: read pages from FS-Cache
  cifs: store pages into local cache
  cifs: FS-Cache page management
  cifs: define inode-level cache object and register them
  cifs: define superblock-level cache index objects and register them
  cifs: remove unused cifsUidInfo struct
  cifs: clean up cifs_find_smb_ses (try #2)
  cifs: match secType when searching for existing tcp session
  ...

14 years agoMerge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
Linus Torvalds [Tue, 3 Aug 2010 21:31:24 +0000 (14:31 -0700)]
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm

* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (291 commits)
  ARM: AMBA: Add pclk support to AMBA bus infrastructure
  ARM: 6278/2: fix regression in RealView after the introduction of pclk
  ARM: 6277/1: mach-shmobile: Allow users to select HZ, default to 128
  ARM: 6276/1: mach-shmobile: remove duplicate NR_IRQS_LEGACY
  ARM: 6246/1: mmci: support larger MMCIDATALENGTH register
  ARM: 6245/1: mmci: enable hardware flow control on Ux500 variants
  ARM: 6244/1: mmci: add variant data and default MCICLOCK support
  ARM: 6243/1: mmci: pass power_mode to the translate_vdd callback
  ARM: 6274/1: add global control registers definition header file for nuc900
  mx2_camera: fix type of dma buffer virtual address pointer
  mx2_camera: Add soc_camera support for i.MX25/i.MX27
  arm/imx/gpio: add spinlock protection
  ARM: Add support for the LPC32XX arch
  ARM: LPC32XX: Arch config menu supoport and makefiles
  ARM: LPC32XX: Phytec 3250 platform support
  ARM: LPC32XX: Misc support functions
  ARM: LPC32XX: Serial support code
  ARM: LPC32XX: System suspend support
  ARM: LPC32XX: GPIO, timer, and IRQ drivers
  ARM: LPC32XX: Clock driver
  ...

14 years ago[CPUFREQ] Remove pointless printk from p4-clockmod.
Dave Jones [Tue, 3 Aug 2010 17:47:30 +0000 (13:47 -0400)]
[CPUFREQ] Remove pointless printk from p4-clockmod.

The only machines this is triggering on should be supported by
acpi-cpufreq or acpi's internal throttling.

Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] Fix section mismatch for powernow_cpu_init in powernow-k7.c
Holger Freyther [Sun, 18 Jul 2010 19:29:16 +0000 (03:29 +0800)]
[CPUFREQ] Fix section mismatch for powernow_cpu_init in powernow-k7.c

Use __cpuinit instead of __init for the cpufreq_driver
init function like it is done in powernow-k8.c.

This is removing the warning generated when compiling with
the CONFIG_DEBUG_SECTION_MISMATCH=y option.

Signed-off-by: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] Fix section mismatch for longhaul_cpu_init.
Holger Freyther [Sun, 18 Jul 2010 19:29:03 +0000 (03:29 +0800)]
[CPUFREQ] Fix section mismatch for longhaul_cpu_init.

Use __cpuinit instead of __init for the cpufreq_driver
init function like it is done in powernow-k8.c. Use the
__cpuinitdata for data used by the routines marked as __cpuinit.

This is removing the warning generated when compiling with
the CONFIG_DEBUG_SECTION_MISMATCH=y option.

Signed-off-by: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] Fix section mismatch for longrun_cpu_init.
Holger Freyther [Sun, 18 Jul 2010 19:28:49 +0000 (03:28 +0800)]
[CPUFREQ] Fix section mismatch for longrun_cpu_init.

Use __cpuinit instead of __init for the cpufreq_driver
init function like it is done in powernow-k8.c.

This is removing the warning generated when compiling with
the CONFIG_DEBUG_SECTION_MISMATCH=y option.

Signed-off-by: Holger Hans Peter Freyther <holger@moiji-mobile.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] powernow-k8: Fix misleading variable naming
Borislav Petkov [Thu, 8 Jul 2010 16:05:14 +0000 (18:05 +0200)]
[CPUFREQ] powernow-k8: Fix misleading variable naming

rdmsr() takes the lower 32 bits as a second argument and the high 32 as
a third. Fix the names accordingly since they were swapped.

There should be no functionality change resulting from this patch.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] Convert pci_table entries to PCI_VDEVICE (if PCI_ANY_ID is used)
Peter Huewe [Thu, 15 Jul 2010 18:36:41 +0000 (20:36 +0200)]
[CPUFREQ] Convert pci_table entries to PCI_VDEVICE (if PCI_ANY_ID is used)

This patch converts pci_table entries, where .subvendor=PCI_ANY_ID and
.subdevice=PCI_ANY_ID, .class=0 and .class_mask=0, to use the
PCI_VDEVICE macro, and thus improves readability.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] arch/x86/kernel/cpu/cpufreq: use for_each_pci_dev()
Kulikov Vasiliy [Sat, 3 Jul 2010 16:03:55 +0000 (20:03 +0400)]
[CPUFREQ] arch/x86/kernel/cpu/cpufreq: use for_each_pci_dev()

Use for_each_pci_dev() to simplify the code.

Signed-off-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] fix brace coding style issue.
Neal Buckendahl [Wed, 23 Jun 2010 03:02:44 +0000 (22:02 -0500)]
[CPUFREQ] fix brace coding style issue.

This patch fixes up a brace warning found by the checkpatch.pl tool

Signed-off-by: Neal Buckendahl <nealb001@tbcnet.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] x86 cpufreq: Make trace_power_frequency cpufreq driver independent
Thomas Renninger [Tue, 20 Apr 2010 11:17:36 +0000 (13:17 +0200)]
[CPUFREQ] x86 cpufreq: Make trace_power_frequency cpufreq driver independent

and fix the broken case if a core's frequency depends on others.

trace_power_frequency was only implemented in a rather ungeneric way
in acpi-cpufreq driver's target() function only.
-> Move the call to trace_power_frequency to
   cpufreq.c:cpufreq_notify_transition() where CPUFREQ_POSTCHANGE
   notifier is triggered.
   This will support power frequency tracing by all cpufreq drivers

trace_power_frequency did not trace frequency changes correctly when
the userspace governor was used or when CPU cores' frequency depend
on each other.
-> Moving this into the CPUFREQ_POSTCHANGE notifier and pass the cpu
   which gets switched automatically fixes this.

Robert Schoene provided some important fixes on top of my initial
quick shot version which are integrated in this patch:
- Forgot some changes in power_end trace (TP_printk/variable names)
- Variable dummy in power_end must now be cpu_id
- Use static 64 bit variable instead of unsigned int for cpu_id

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: davej@redhat.com
CC: arjan@infradead.org
CC: linux-kernel@vger.kernel.org
CC: robert.schoene@tu-dresden.de
Tested-by: robert.schoene@tu-dresden.de
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] acpi-cpufreq: Fix CPU_ANY CPUFREQ_{PRE,POST}CHANGE notification
Thomas Renninger [Tue, 20 Apr 2010 11:17:35 +0000 (13:17 +0200)]
[CPUFREQ] acpi-cpufreq: Fix CPU_ANY CPUFREQ_{PRE,POST}CHANGE notification

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: venki@google.com
CC: davej@redhat.com
CC: arjan@infradead.org
CC: linux-kernel@vger.kernel.org
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] ondemand: don't synchronize sample rate unless multiple cpus present
Jocelyn Falempe [Thu, 11 Mar 2010 22:01:11 +0000 (14:01 -0800)]
[CPUFREQ] ondemand: don't synchronize sample rate unless multiple cpus present

For UP systems this is not required, and results in a more consistent
sample interval.

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Jocelyn Falempe <jocelyn.falempe@motorola.com>
Signed-off-by: Mike Chan <mike@android.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] unexport (un)lock_policy_rwsem* functions
Amerigo Wang [Thu, 4 Mar 2010 08:23:36 +0000 (03:23 -0500)]
[CPUFREQ] unexport (un)lock_policy_rwsem* functions

lock_policy_rwsem_* and unlock_policy_rwsem_* functions are scheduled
to be unexported when 2.6.33. Now there are no other callers of them
out of cpufreq.c, unexport them and make them static.

Signed-off-by: WANG Cong <amwang@redhat.com>
Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] ondemand: Refactor frequency increase code
Mike Chan [Wed, 27 Jan 2010 01:06:47 +0000 (17:06 -0800)]
[CPUFREQ] ondemand: Refactor frequency increase code

Make simpler to read and call.

*** v3 - Always call when powersave_bias is enabled.

Acked-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Mike Chan <mike@android.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] powernow-k8: On load failure, remind the user to enable support in BIOS...
Marti Raudsepp [Wed, 20 Jan 2010 17:19:33 +0000 (19:19 +0200)]
[CPUFREQ] powernow-k8: On load failure, remind the user to enable support in BIOS setup

On Wed, 2010-01-20 at 16:56 +0100, Thomas Renninger wrote:
> But most often this happens if people upgrade their CPU and do not
> update their BIOS.
> Or the vendor does not recognise the new CPU even if the BIOS got
> updated.

Maybe some of those people just didn't realize it was disabled in BIOS?
If you tell users that it's a firmware bug then they'll probably just
give up.

> The itself message might be an enhancment, IMO it's not worth a patch.

Why do you think so? I spent an hour on hunting down the BIOS upgrade,
only to find that it didn't improve anything. It was a day later that I
realized that it might be a BIOS option; and the option was literally
the _last_ option in the whole BIOS setup. :)

This message would have saved the day.

> But do not revert the FW_BUG part!

Sure, you have a point here.

How about this patch?

14 years ago[CPUFREQ] powernow-k8: Limit Pstate transition latency check
Borislav Petkov [Thu, 8 Jul 2010 15:55:30 +0000 (17:55 +0200)]
[CPUFREQ] powernow-k8: Limit Pstate transition latency check

The Pstate transition latency check was added for broken F10h BIOSen
which wrongly contain a value of 0 for transition and bus master
latency. Fam11h and later, however, (will) have similar transition
latency so extend that behavior for them too.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] Fix PCC driver error path
Matthew Garrett [Thu, 15 Jul 2010 15:44:00 +0000 (11:44 -0400)]
[CPUFREQ] Fix PCC driver error path

The PCC cpufreq driver unmaps the mailbox address range if any CPUs fail to
initialise, but doesn't do anything to remove the registered CPUs from the
cpufreq core resulting in failures further down the line. We're better off
simply returning a failure - the cpufreq core will unregister us cleanly if
we end up with no successfully registered CPUs. Tidy up the failure path
and also add a sanity check to ensure that the firmware gives us a realistic
frequency - the core deals badly with that being set to 0.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Naga Chumbalkar <nagananda.chumbalkar@hp.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] fix double freeing in error path of pcc-cpufreq
Daniel J Blueman [Fri, 23 Jul 2010 22:06:52 +0000 (23:06 +0100)]
[CPUFREQ] fix double freeing in error path of pcc-cpufreq

Prevent double freeing on error path.

Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] pcc driver should check for pcch method before calling _OSC
Matthew Garrett [Tue, 20 Jul 2010 17:52:00 +0000 (13:52 -0400)]
[CPUFREQ] pcc driver should check for pcch method before calling _OSC

The pcc specification documents an _OSC method that's incompatible with the
one defined as part of the ACPI spec. This shouldn't be a problem as both
are supposed to be guarded with a UUID. Unfortunately approximately nobody
(including HP, who wrote this spec) properly check the UUID on entry to the
_OSC call. Right now this could result in surprising behaviour if the pcc
driver performs an _OSC call on a machine that doesn't implement the pcc
specification. Check whether the PCCH method exists first in order to reduce
this probability.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Naga Chumbalkar <nagananda.chumbalkar@hp.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] fix memory leak in cpufreq_add_dev
Xiaotian Feng [Tue, 20 Jul 2010 12:11:02 +0000 (20:11 +0800)]
[CPUFREQ] fix memory leak in cpufreq_add_dev

We didn't free policy->related_cpus in error path err_unlock_policy.
This is catched by following kmemleak report:

unreferenced object 0xffff88022a0b96d0 (size 512):
  comm "modprobe", pid 886, jiffies 4294689177 (age 780.694s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff8111ebe5>] create_object+0x186/0x281
    [<ffffffff814fad4f>] kmemleak_alloc+0x60/0xa7
    [<ffffffff8111127a>] kmem_cache_alloc_node_notrace+0x120/0x142
    [<ffffffff81262e4f>] alloc_cpumask_var_node+0x2c/0xd7
    [<ffffffff81262f0b>] alloc_cpumask_var+0x11/0x13
    [<ffffffff81262f1c>] zalloc_cpumask_var+0xf/0x11
    [<ffffffff8140fac0>] cpufreq_add_dev+0x11f/0x547
    [<ffffffff81334bda>] sysdev_driver_register+0xc2/0x11d
    [<ffffffff8140e334>] cpufreq_register_driver+0xcb/0x1b8
    [<ffffffffa032e040>] 0xffffffffa032e040
    [<ffffffff810021ba>] do_one_initcall+0x5e/0x15c
    [<ffffffff81087f94>] sys_init_module+0xa6/0x1e6
    [<ffffffff81009bc2>] system_call_fastpath+0x16/0x1b
    [<ffffffffffffffff>] 0xffffffffffffffff

Signed-off-by: Xiaotian Feng <dfeng@redhat.com>
Cc: Thomas Renninger <trenn@suse.de>
Cc: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years ago[CPUFREQ] revert "[CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second...
Andrej Gelenberg [Fri, 14 May 2010 22:15:58 +0000 (15:15 -0700)]
[CPUFREQ] revert "[CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second call site)"

395913d0b1db37092ea3d9d69b832183b1dd84c5 ("[CPUFREQ] remove rwsem lock
from CPUFREQ_GOV_STOP call (second call site)") is not needed, because
there is no rwsem lock in cpufreq_ondemand and cpufreq_conservative
anymore.  Lock should not be released until the work done.

Addresses https://bugzilla.kernel.org/show_bug.cgi?id=1594

Signed-off-by: Andrej Gelenberg <andrej.gelenberg@udo.edu>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Dave Jones <davej@redhat.com>
14 years agoPARISC: led.c - fix potential stack overflow in led_proc_write()
Helge Deller [Mon, 2 Aug 2010 20:46:41 +0000 (22:46 +0200)]
PARISC: led.c - fix potential stack overflow in led_proc_write()

avoid potential stack overflow by correctly checking count parameter

Reported-by: Ilja <ilja@netric.org>
Signed-off-by: Helge Deller <deller@gmx.de>
Acked-by: Kyle McMartin <kyle@mcmartin.ca>
Cc: James E.J. Bottomley <jejb@parisc-linux.org>
Cc: stable@kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 years agoips driver: make it less chatty
Jesse Barnes [Wed, 28 Jul 2010 21:42:56 +0000 (14:42 -0700)]
ips driver: make it less chatty

We don't need a dev_warn when we exceed a thermal or power limit as
we'll handle it appropriately by clamping down on the CPU, GPU or both
as needed.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoedac, mc: Improve scrub rate handling
Borislav Petkov [Tue, 25 May 2010 16:21:07 +0000 (18:21 +0200)]
edac, mc: Improve scrub rate handling

Fortify the interface to not accept negative values, remove
memctrl_int_store() as a result. Also, sanitize bandwidth setting by
making the argument a simple u32 instead of strange u32 pointer being
passed around for no obvious reason. Then, fix error handling and teach
it to return proper error values. Finally, make code more readable,
simplify debug messages.

Cc: Mauro Carvalho Chehab <mchehab@redhat.com>
Cc: Arthur Jones <ajones@riverbed.com>
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
14 years agoamd64_edac: Correct scrub rate setting
Borislav Petkov [Fri, 21 May 2010 19:25:03 +0000 (21:25 +0200)]
amd64_edac: Correct scrub rate setting

Exit early when setting scrub rate on unknown/unsupported families.

Cc: <stable@kernel.org> # 32.x 33.x 34.x
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
14 years agoamd64_edac: Fix DCT base address selector
Borislav Petkov [Mon, 8 Mar 2010 17:29:35 +0000 (18:29 +0100)]
amd64_edac: Fix DCT base address selector

The correct check is to verify whether in high range we're below 4GB
and not to extract the DctSelBaseAddr again. See "2.8.5 Routing DRAM
Requests" in the F10h BKDG.

Cc: <stable@kernel.org> # .32.x .33.x .34.x
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
14 years agoamd64_edac: Remove polling mechanism
Borislav Petkov [Sat, 15 May 2010 11:51:57 +0000 (13:51 +0200)]
amd64_edac: Remove polling mechanism

Switch to reusing the mcheck core's machine check polling mechanism
instead of duplicating functionality by using the EDAC polling routine.

Correct formatting while at it.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
14 years agox86, mce: Notify about corrected events too
Borislav Petkov [Tue, 18 May 2010 11:59:05 +0000 (13:59 +0200)]
x86, mce: Notify about corrected events too

Notify all parties registered on the mce decoder chain about logged
correctable MCEs.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
Acked-by: Ingo Molnar <mingo@elte.hu>
14 years agoamd64_edac: Remove unneeded defines
Borislav Petkov [Mon, 15 Mar 2010 18:39:18 +0000 (19:39 +0100)]
amd64_edac: Remove unneeded defines

All F2x110-related bit defines are used at only one place so replace
them with simple BIT() macros.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
14 years agoedac: Remove EDAC_DEBUG_VERBOSE
Borislav Petkov [Mon, 15 Mar 2010 18:17:57 +0000 (19:17 +0100)]
edac: Remove EDAC_DEBUG_VERBOSE

This option differs from EDAC_DEBUG only by printing the file and
line of where the debug statement is placed, which contains unneeded
information. So remove it.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Acked-by: Doug Thompson <dougthompson@xmission.com>
14 years agoamd64_edac: Sanitize syndrome extraction
Borislav Petkov [Tue, 9 Mar 2010 11:46:00 +0000 (12:46 +0100)]
amd64_edac: Sanitize syndrome extraction

Remove the two syndrome extraction macros and add a single function
which does the same thing but with proper typechecking. While at it,
make sure to cache ECC syndrome size and dump it in debug output.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
14 years agointel_scu_ipc: fix size field for intel_scu_ipc_command
Hong Liu [Mon, 26 Jul 2010 09:06:31 +0000 (10:06 +0100)]
intel_scu_ipc: fix size field for intel_scu_ipc_command

Size for PMIC read/write command is byte, while it is DWORD for other
IPC commands.

Signed-off-by: Hong Liu <hong.liu@intel.com>
Signed-off-by: ALan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agointel_scu_ipc: return -EIO for error condition in busy_loop
Hong Liu [Mon, 26 Jul 2010 09:06:12 +0000 (10:06 +0100)]
intel_scu_ipc: return -EIO for error condition in busy_loop

Signed-off-by: Hong Liu <hong.liu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agointel_scu_ipc: fix data packing of PMIC command on Moorestown
Hong Liu [Mon, 26 Jul 2010 09:05:52 +0000 (10:05 +0100)]
intel_scu_ipc: fix data packing of PMIC command on Moorestown

Data is 2-byte per entry for PMIC read-modify-update command.

Signed-off-by: Hong Liu <hong.liu@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoClean up command packing on MRST.
Andy Ross [Mon, 26 Jul 2010 09:05:03 +0000 (10:05 +0100)]
Clean up command packing on MRST.

Don't pass more bytes in the command length field than we filled.

Signed-off-by: Andy Ross <andy.ross@windriver.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agozero the stack buffer before giving random garbage to the SCU
Arjan van de Ven [Mon, 26 Jul 2010 09:04:37 +0000 (10:04 +0100)]
zero the stack buffer before giving random garbage to the SCU

some messages take 4 bytes, but only fill 3 bytes....
this patch makes sure that whatever we send to the SCU is zeroed first

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoFix stack buffer size for IPC writev messages
Arjan van de Ven [Mon, 26 Jul 2010 09:04:24 +0000 (10:04 +0100)]
Fix stack buffer size for IPC writev messages

The stack buffer for IPC messages was 16 bytes, limiting messages to a
size of 4 (each message is 32 bit).
However, the touch screen driver is trying to send messages of size 5....

(AC: Set to 20 bytes having checked the max size allowed)

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agointel_scu_ipc: Use the new cpu identification function
Alan Cox [Mon, 26 Jul 2010 09:03:58 +0000 (10:03 +0100)]
intel_scu_ipc: Use the new cpu identification function

This provides an architecture level board identify function to replace the
cpuid direct usage

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agointel_scu_ipc: tidy up unused bits
Sreedhara DS [Mon, 26 Jul 2010 09:03:30 +0000 (10:03 +0100)]
intel_scu_ipc: tidy up unused bits

Delete unused constants IPC_CMD_INDIRECT_RD and IPC_CMD_INDIRECT_WR
Remove multiple inclusion of header file "asm/mrst.h"

Signed-off-by: Sreedhara DS <sreedhara.ds@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoRemove indirect read write api support.
Sreedhara DS [Mon, 26 Jul 2010 09:03:10 +0000 (10:03 +0100)]
Remove indirect read write api support.

The firmware of production devices does not support this interface so this
is dead code.

Signed-off-by: Sreedhara DS <sreedhara.ds@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agointel_scu_ipc: Support Medfield processors
Sreedhara DS [Mon, 26 Jul 2010 09:02:46 +0000 (10:02 +0100)]
intel_scu_ipc: Support Medfield processors

Changes to work on bothMmoorestown and Medfield
New pci id added for Medfield
Return type of ipc_data_readl chnaged from u8 to u32

Signed-off-by: Sreedhara DS <sreedhara.ds@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agointel_scu_ipc: detect CPU type automatically
Sreedhara DS [Mon, 26 Jul 2010 09:02:25 +0000 (10:02 +0100)]
intel_scu_ipc: detect CPU type automatically

Intel SCU message formats depend upon the processor type. Replace the
module option with automatic detection of the processor type.

Signed-off-by: Sreedhara DS <sreedhara.ds@intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agox86 plat: limit x86 platform driver menu to X86
Jan Engelhardt [Mon, 2 Aug 2010 22:40:10 +0000 (00:40 +0200)]
x86 plat: limit x86 platform driver menu to X86

My .config contains ACER_WMI=m. On SPARC. That does not make sense.
Restrict the x86 platform driver menu to x86.

Signed-off-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoacpi ec_sys: Be more cautious about ec write access
Thomas Renninger [Thu, 29 Jul 2010 20:30:24 +0000 (22:30 +0200)]
acpi ec_sys: Be more cautious about ec write access

- Set Kconfig option default n
- Only allow root to read/write io file (sever bug!)
- Introduce write support module param -> default off
- Properly clean up if any debugfs files cannot be created

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: mjg59@srcf.ucam.org
CC: platform-driver-x86@vger.kernel.org
CC: linux-acpi@vger.kernel.org
CC: astarikovskiy@suse.de
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoacpi ec: Fix possible double io port registration
Thomas Renninger [Thu, 29 Jul 2010 20:08:44 +0000 (22:08 +0200)]
acpi ec: Fix possible double io port registration

which will result in a harmless but ugly WARN message on
some machines.

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: mjg59@srcf.ucam.org
CC: platform-driver-x86@vger.kernel.org
CC: linux-acpi@vger.kernel.org
CC: astarikovskiy@suse.de
CC: akpm@linux-foundation.org
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agohp-wmi: acpi_drivers.h is already included through acpi.h two lines below
Thomas Renninger [Thu, 29 Jul 2010 10:28:00 +0000 (12:28 +0200)]
hp-wmi: acpi_drivers.h is already included through acpi.h two lines below

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: linux-acpi@vger.kernel.or
CC: platform-driver-x86@vger.kernel.org
CC: mjg@redhat.com
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agohp-wmi: Fix mixing up of and/or directive
Thomas Renninger [Thu, 29 Jul 2010 10:27:59 +0000 (12:27 +0200)]
hp-wmi: Fix mixing up of and/or directive

This should have been an "and". Additionally checking for !obj
is even better.

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: linux-acpi@vger.kernel.or
CC: platform-driver-x86@vger.kernel.org
CC: mjg@redhat.com
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agodell-laptop: make dell_laptop_i8042_filter() static
Axel Lin [Mon, 5 Jul 2010 09:21:10 +0000 (17:21 +0800)]
dell-laptop: make dell_laptop_i8042_filter() static

Make dell_laptop_i8042_filter() static as it's used only in dell-laptop.c

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoasus-laptop: fix asus_input_init error path
Axel Lin [Mon, 5 Jul 2010 07:29:00 +0000 (15:29 +0800)]
asus-laptop: fix asus_input_init error path

This patch includes below fixes:
1. return -ENOMEM instead of 0 if input_allocate_device fail.
2. fix wrong goto if sparse_keymap_setup fail.
3. fix wrong goto if input_register_device fail.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agomsi-wmi: make needlessly global symbols static
Axel Lin [Thu, 8 Jul 2010 01:50:30 +0000 (09:50 +0800)]
msi-wmi: make needlessly global symbols static

backlight is needlessly defined global.
This patch makes the symbol static.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Anisse Astier <anisse@astier.eu>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agotoshiba-acpi: Add support for Toshiba Illumination.
Pierre Ducroquet [Thu, 29 Jul 2010 09:56:59 +0000 (11:56 +0200)]
toshiba-acpi: Add support for Toshiba Illumination.

Add support for Toshiba Illumination. This is a set of LEDs installed on
some Toshiba laptops. It is controlled through ACPI, the commands has been
found through reverse engineering. It has been tested on a Toshiba Qosmio
G50-122.

Signed-off-by: Pierre Ducroquet <pinaraf@pinaraf.info>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agocompal-laptop: depends on POWER_SUPPLY
Randy Dunlap [Fri, 23 Jul 2010 16:41:34 +0000 (09:41 -0700)]
compal-laptop: depends on POWER_SUPPLY

compal-laptop uses power_supply interfaces so it should depend
on POWER_SUPPLY.

ERROR: "power_supply_register" [drivers/platform/x86/compal-laptop.ko] undefined!
ERROR: "power_supply_unregister" [drivers/platform/x86/compal-laptop.ko] undefined!

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Cezary Jackiewicz <cezary.jackiewicz@gmail.com>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: platform-driver-x86@vger.kernel.org
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agogpio: Add PMIC GPIO block support
Alek Du [Tue, 13 Jul 2010 09:56:25 +0000 (10:56 +0100)]
gpio: Add PMIC GPIO block support

Moorestown has PMIC chip which contains GPIO blocks. The PMIC chip is
connected to Langwell by SPI interface. So this GPIO driver will be regarded
as SPI GPIO expander though the actual GPIO access is through IPC and SRAM.
The SPI master contoller will probe this device driver by parsing SPIB table.

Cleaned up for new IPC, GPE removed and some printk and other tidying by
Alan Cox. Fixes for points noted by Matthew Garrett

Signed-off-by: Alek Du <alek.du@intel.com>
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoACPI: Register EC io ports in /proc/ioports
Thomas Renninger [Fri, 16 Jul 2010 11:11:33 +0000 (13:11 +0200)]
ACPI: Register EC io ports in /proc/ioports

Formerly these have been exposed through /proc/..
Better register them where all IO ports should get registered
and scream loud if someone else claims to use them.

EC data and command port typically should show up like this
then:
...
  0060-0060 : keyboard
  0062-0062 : EC data
  0064-0064 : keyboard
  0066-0066 : EC command
  0070-0071 : rtc0
...

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: Alexey Starikovskiy <astarikovskiy@suse.de>
CC: Len Brown <lenb@kernel.org>
CC: linux-kernel@vger.kernel.org
CC: linux-acpi@vger.kernel.org
CC: Bjorn Helgaas <bjorn.helgaas@hp.com>
CC: platform-driver-x86@vger.kernel.org
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoACPI: Provide /sys/kernel/debug//ec/ec0/io for binary access to the EC
Thomas Renninger [Fri, 16 Jul 2010 11:11:32 +0000 (13:11 +0200)]
ACPI: Provide /sys/kernel/debug//ec/ec0/io for binary access to the EC

A userspace app to easily read/write the EC can be found here:
ftp://ftp.suse.com/pub/people/trenn/sources/ec/ec_access.c

Multiple ECs are not supported, but shouldn't be hard to add as soon
as the ec driver itself will support them.

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: Alexey Starikovskiy <astarikovskiy@suse.de>
CC: Len Brown <lenb@kernel.org>
CC: linux-kernel@vger.kernel.org
CC: linux-acpi@vger.kernel.org
CC: platform-driver-x86@vger.kernel.org
Signed-off-by: Matthew Garrett <mjg@redhat.com>
14 years agoACPI: Provide /sys/kernel/debug/ec/...
Thomas Renninger [Fri, 16 Jul 2010 11:11:31 +0000 (13:11 +0200)]
ACPI: Provide /sys/kernel/debug/ec/...

This patch provides the same information through debugfs, which previously was
provided through /proc/acpi/embedded_controller/*/info

This is the gpe the EC is connected to and whether the global lock
gets used.
The io ports used are added to /proc/ioports in another patch.
Beside the fact that /proc/acpi is deprecated for quite some time,
this info is not needed for applications and thus can be moved
to debugfs instead of a public interface like /sys.

Signed-off-by: Thomas Renninger <trenn@suse.de>
CC: Alexey Starikovskiy <astarikovskiy@suse.de>
CC: Len Brown <lenb@kernel.org>
CC: linux-kernel@vger.kernel.org
CC: linux-acpi@vger.kernel.org
CC: Bjorn Helgaas <bjorn.helgaas@hp.com>
CC: platform-driver-x86@vger.kernel.org
Signed-off-by: Matthew Garrett <mjg@redhat.com>