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2014-12-21ARM: shmobile: r8a7794: Add SDHI clocks to device treeShinobu Uehara1-0/+3
Signed-off-by: Shinobu Uehara <shinobu.uehara.xc@renesas.com> [horms: omitted device nodes; only add clock] Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2014-12-21ARM: shmobile: r8a7794: Add I2C clocks to device treeKoji Matsuoka1-0/+6
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com> [horms: omitted device nodes and aliases; only add clocks] Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
2014-12-21ARM: shmobile: r8a7794: Add QSPI clock to device treeHisashi Nakamura1-0/+1
Signed-off-by: Hisashi Nakamura <hisashi.nakamura.ak@renesas.com> [horms: omitted device node and alias; only add clock] [horms: use clock-indicies instead of renesas,clock-indicies] Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
2014-12-21ARM: shmobile: r8a7794: Add SYS-DMAC clocks to device treeHiroyuki Yokoyama1-0/+2
Signed-off-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx@renesas.com> [horms: resolved conflicts] Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
2014-12-21ARM: shmobile: r8a7791: Add IPMMU-SGX clock to device treeRyo Kataoka1-0/+1
Signed-off-by: Ryo Kataoka <ryo.kataoka.wt@renesas.com> [horms: resolved conflicts] Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2014-12-21ARM: shmobile: sh73a0: Add CPG register bits headerUlrich Hecht1-0/+79
Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com> Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Geert Uytterhoeven <geert+renesas@glider.be> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be> Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
2014-12-21ARM: shmobile: r8a7794: Add USBDMAC[01] clocks to device treeKazuya Mizuguchi1-0/+2
Signed-off-by: Kazuya Mizuguchi <kazuya.mizuguchi.ks@renesas.com> [horms: merged per-clock patches] Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
2014-12-21ARM: shmobile: r8a7794: Add USB clocks to device treeShinobu Uehara1-0/+2
Signed-off-by: Shinobu Uehara <shinobu.uehara.xc@renesas.com> [horms: resolved conflicts] Signed-off-by: Simon Horman <horms+renesas@verge.net.au> Acked-by: Geert Uytterhoeven <geert+renesas@glider.be>
2014-12-21Merge tag 'for-linus' of ↵Linus Torvalds1-0/+74
git://git.kernel.org/pub/scm/linux/kernel/git/borntraeger/linux Pull ACCESS_ONCE cleanup preparation from Christian Borntraeger: "kernel: Provide READ_ONCE and ASSIGN_ONCE As discussed on LKML http://marc.info/?i=54611D86.4040306%40de.ibm.com ACCESS_ONCE might fail with specific compilers for non-scalar accesses. Here is a set of patches to tackle that problem. The first patch introduce READ_ONCE and ASSIGN_ONCE. If the data structure is larger than the machine word size memcpy is used and a warning is emitted. The next patches fix up several in-tree users of ACCESS_ONCE on non-scalar types. This does not yet contain a patch that forces ACCESS_ONCE to work only on scalar types. This is targetted for the next merge window as Linux next already contains new offenders regarding ACCESS_ONCE vs. non-scalar types" * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/borntraeger/linux: s390/kvm: REPLACE barrier fixup with READ_ONCE arm/spinlock: Replace ACCESS_ONCE with READ_ONCE arm64/spinlock: Replace ACCESS_ONCE READ_ONCE mips/gup: Replace ACCESS_ONCE with READ_ONCE x86/gup: Replace ACCESS_ONCE with READ_ONCE x86/spinlock: Replace ACCESS_ONCE with READ_ONCE mm: replace ACCESS_ONCE with READ_ONCE or barriers kernel: Provide READ_ONCE and ASSIGN_ONCE
2014-12-21Merge tag 'clk-for-linus-3.19' of ↵Linus Torvalds8-7/+655
git://git.linaro.org/people/mike.turquette/linux Pull clk framework updates from Mike Turquette: "This is much later than usual due to several last minute bugs that had to be addressed. As usual the majority of changes are new drivers and modifications to existing drivers. The core recieved many fixes along with the groundwork for several large changes coming in the future which will better parition clock providers from clock consumers" * tag 'clk-for-linus-3.19' of git://git.linaro.org/people/mike.turquette/linux: (86 commits) clk: samsung: Fix Exynos 5420 pinctrl setup and clock disable failure due to domain being gated ARM: OMAP3: clock: fix boot breakage in legacy mode ARM: OMAP2+: clock: fix DPLL code to use new determine rate APIs clk: Really fix deadlock with mmap_sem clk: mmp: fix sparse non static symbol warning clk: Change clk_ops->determine_rate to return a clk_hw as the best parent clk: change clk_debugfs_add_file to take a struct clk_hw clk: Don't expose __clk_get_accuracy clk: Don't try to use a struct clk* after it could have been freed clk: Remove unused function __clk_get_prepare_count clk: samsung: Fix double add of syscore ops after driver rebind clk: samsung: exynos4: set parent of sclk_hdmiphy to hdmi clk: samsung: exynos4415: Fix build with PM_SLEEP disabled clk: samsung: remove unnecessary inclusion of header files from clk.h clk: samsung: remove unnecessary CONFIG_OF from clk.c clk: samsung: Spelling s/bwtween/between/ clk: rockchip: Add support for the mmc clock phases using the framework clk: rockchip: add bindings for the mmc clocks clk: rockchip: rk3288 export i2s0_clkout for use in DT clk: rockchip: use clock ID for DMC (memory controller) on rk3288 ...
2014-12-21Merge tag 'scsi-for-linus' of ↵Linus Torvalds5-54/+10
git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi Pull SCSI update from James Bottomley: "This is a much shorter set of patches that were on the go but didn't make it in to the early pull request for the merge window. It's really a set of bug fixes plus some final cleanup work on the new tag queue API" * tag 'scsi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: storvsc: ring buffer failures may result in I/O freeze ipr: set scsi_level correctly for disk arrays ipr: add support for async scanning to speed up boot scsi_debug: fix missing "break;" in SDEBUG_UA_CAPACITY_CHANGED case scsi_debug: take sdebug_host_list_lock when changing capacity scsi_debug: improve driver description in Kconfig scsi_debug: fix compare and write errors qla2xxx: fix race in handling rport deletion during recovery causes panic scsi: blacklist RSOC for Microsoft iSCSI target devices scsi: fix random memory corruption with scsi-mq + T10 PI Revert "[SCSI] mpt3sas: Remove phys on topology change" Revert "[SCSI] mpt2sas: Remove phys on topology change." esas2r: Correct typos of "validate" in a comment fc: FCP_PTA_SIMPLE is 0 ibmvfc: remove unused tag variable scsi: remove MSG_*_TAG defines scsi: remove scsi_set_tag_type scsi: remove scsi_get_tag_type scsi: never drop to untagged mode during queue ramp down scsi: remove ->change_queue_type method
2014-12-21Merge tag 'pm-config-3.19-rc1' of ↵Linus Torvalds1-1/+1
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull CONFIG_PM_RUNTIME elimination from Rafael Wysocki: "This removes the last few uses of CONFIG_PM_RUNTIME introduced recently and makes that config option finally go away. CONFIG_PM will be available directly from the menu now and also it will be selected automatically if CONFIG_SUSPEND or CONFIG_HIBERNATION is set" * tag 'pm-config-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PM: Eliminate CONFIG_PM_RUNTIME tty: 8250_omap: Replace CONFIG_PM_RUNTIME with CONFIG_PM sound: sst-haswell-pcm: Replace CONFIG_PM_RUNTIME with CONFIG_PM spi: Replace CONFIG_PM_RUNTIME with CONFIG_PM
2014-12-20Bluetooth: Remove duplicate constant for RFCOMM PSMMarcel Holtmann1-2/+0
The RFCOMM_PSM constant is actually a duplicate. So remove it and use the L2CAP_PSM_RFCOMM constant instead. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
2014-12-20Bluetooth: Create debugfs directory for each connection handleMarcel Holtmann1-0/+1
For every internal representation of a Bluetooth connection which is identified by hci_conn, create a debugfs directory with the handle number as directory name. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
2014-12-20blk-mq: Export freeze/unfreeze functionsKeith Busch1-0/+2
Let drivers prevent entering a queue that isn't available. Signed-off-by: Keith Busch <keith.busch@intel.com> Signed-off-by: Jens Axboe <axboe@fb.com>
2014-12-20Bluetooth: Store default and maximum LE data length settingsMarcel Holtmann1-0/+6
When the controller supports the LE Data Length Extension feature, the default and maximum data length are read and now stored. For backwards compatibility all values are initialized to the data length values from Bluetooth 4.1 and earlier specifications. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
2014-12-20Bluetooth: Add structures for LE Data Length Extension featureMarcel Holtmann1-0/+43
This patch adds the structures for HCI commands and events of the LE Data Length Extension feature from Bluetooth 4.2 specification. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
2014-12-20Merge branch 'for-linus' of ↵Linus Torvalds3-12/+5
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull vfs pile #3 from Al Viro: "Assorted fixes and patches from the last cycle" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: [regression] chunk lost from bd9b51 vfs: make mounts and mountstats honor root dir like mountinfo does vfs: cleanup show_mountinfo init: fix read-write root mount unfuck binfmt_misc.c (broken by commit e6084d4) vm_area_operations: kill ->migrate() new helper: iter_is_iovec() move_extent_per_page(): get rid of unused w_flags lustre: get rid of playing with ->fs btrfs: filp_open() returns ERR_PTR() on failure, not NULL...
2014-12-20Merge branch 'for-next' of ↵Linus Torvalds3-4/+163
git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending Pull SCSI target fixes from Nicholas Bellinger: "The highlights this merge window include: - Allow target fabric drivers to function as built-in. (Roland) - Fix tcm_loop multi-TPG endpoint nexus bug. (Hannes) - Move per device config_item_type into se_subsystem_api, allowing configfs attributes to be defined at module_init time. (Jerome + nab) - Convert existing IBLOCK/FILEIO/RAMDISK/PSCSI/TCMU drivers to use external configfs attributes. (nab) - A number of iser-target fixes related to active session + network portal shutdown stability during extended stress testing. (Sagi + Slava) - Dynamic allocation of T10-PI contexts for iser-target, fixing a potentially bogus iscsi_np->tpg_np pointer reference in >= v3.14 code. (Sagi) - iser-target performance + scalability improvements. (Sagi) - Fixes for SPC-4 Persistent Reservation AllRegistrants spec compliance. (Ilias + James + nab) - Avoid potential short kern_sendmsg() in iscsi-target for now until Al's conversion to use msghdr iteration is merged post -rc1. (Viro) Also, Sagi has requested a number of iser-target patches (9) that address stability issues he's encountered during extended stress testing be considered for v3.10.y + v3.14.y code. Given the amount of LOC involved, it will certainly require extra backporting effort. Apologies in advance to Greg-KH & Co on this. Sagi and I will be working post-merge to ensure they each get applied correctly" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (53 commits) target: Allow AllRegistrants to re-RESERVE existing reservation uapi/linux/target_core_user.h: fix headers_install.sh badness iscsi-target: Fail connection on short sendmsg writes iscsi-target: nullify session in failed login sequence target: Avoid dropping AllRegistrants reservation during unregister target: Fix R_HOLDER bit usage for AllRegistrants iscsi-target: Drop left-over bogus iscsi_np->tpg_np iser-target: Fix wc->wr_id cast warning iser-target: Remove code duplication iser-target: Adjust log levels and prettify some prints iser-target: Use debug_level parameter to control logging level iser-target: Fix logout sequence iser-target: Don't wait for session commands from completion context iser-target: Reduce CQ lock contention by batch polling iser-target: Introduce isert_poll_budget iser-target: Remove an atomic operation from the IO path iser-target: Remove redundant call to isert_conn_terminate iser-target: Use single CQ for TX and RX iser-target: Centralize completion elements to a context iser-target: Cast wr_id with uintptr_t instead of unsinged long ...
2014-12-20Merge branch 'x86-apic-for-linus' of ↵Linus Torvalds2-0/+2
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 apic updates from Thomas Gleixner: "After stopping the full x86/apic branch, I took some time to go through the first block of patches again, which are mostly cleanups and preparatory work for the irqdomain conversion and ioapic hotplug support. Unfortunaly one of the real problematic commits was right at the beginning, so I rebased this portion of the pending patches without the offenders. It would be great to get this into 3.19. That makes reworking the problematic parts simpler. The usual tip testing did not unearth any issues and it is fully bisectible now. I'm pretty confident that this wont affect the calmness of the xmas season. Changes: - Split the convoluted io_apic.c code into domain specific parts (vector, ioapic, msi, htirq) - Introduce proper helper functions to retrieve irq specific data instead of open coded dereferencing of pointers - Preparatory work for ioapic hotplug and irqdomain conversion - Removal of the non functional pci-ioapic driver - Removal of unused irq entry stubs - Make native_smp_prepare_cpus() preemtible to avoid GFP_ATOMIC allocations for everything which is called from there. - Small cleanups and fixes" * 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (36 commits) iommu/amd: Use helpers to access irq_cfg data structure associated with IRQ iommu/vt-d: Use helpers to access irq_cfg data structure associated with IRQ x86: irq_remapping: Use helpers to access irq_cfg data structure associated with IRQ x86, irq: Use helpers to access irq_cfg data structure associated with IRQ x86, irq: Make MSI and HT_IRQ indepenent of X86_IO_APIC x86, irq: Move IRQ initialization routines from io_apic.c into vector.c x86, irq: Move IOAPIC related declarations from hw_irq.h into io_apic.h x86, irq: Move HT IRQ related code from io_apic.c into htirq.c x86, irq: Move PCI MSI related code from io_apic.c into msi.c x86, irq: Replace printk(KERN_LVL) with pr_lvl() utilities x86, irq: Make UP version of irq_complete_move() an inline stub x86, irq: Move local APIC related code from io_apic.c into vector.c x86, irq: Introduce helpers to access struct irq_cfg x86, irq: Protect __clear_irq_vector() with vector_lock x86, irq: Rename local APIC related functions in io_apic.c as apic_xxx() x86, irq: Refine hw_irq.h to prepare for irqdomain support x86, irq: Convert irq_2_pin list to generic list x86, irq: Kill useless parameter 'irq_attr' of IO_APIC_get_PCI_irq_vector() x86, irq, acpi: Get rid of special handling of GSI for ACPI SCI x86, irq: Introduce helper to check whether an IOAPIC has been registered ...
2014-12-20PM: Eliminate CONFIG_PM_RUNTIMERafael J. Wysocki1-1/+1
Having switched over all of the users of CONFIG_PM_RUNTIME to use CONFIG_PM directly, turn the latter into a user-selectable option and drop the former entirely from the tree. Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Acked-by: Kevin Hilman <khilman@linaro.org>
2014-12-20Merge branch 'irq-urgent-for-linus' of ↵Linus Torvalds1-0/+1
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull irq core fix from Thomas Gleixner: "A single fix plugging a long standing race between proc/stat and proc/interrupts access and freeing of interrupt descriptors" * 'irq-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: genirq: Prevent proc race against freeing of irq descriptors
2014-12-20Bluetooth: Fix Add Device to wait for HCI before sending cmd_completeJohan Hedberg1-2/+0
This patch updates the Add Device mgmt command handler to use a hci_request to wait for HCI command completion before notifying user space of the mgmt command completion. To do this we need to add an extra hci_request parameter to the hci_conn_params_set function. Since this function has no other users besides mgmt.c it's moved there as a static function. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-20Bluetooth: Add hci_request support for hci_update_background_scanJohan Hedberg1-2/+0
Many places using hci_update_background_scan() try to synchronize whatever they're doing with the help of hci_request callbacks. However, since the hci_update_background_scan() function hasn't so far accepted a hci_request pointer any commands triggered by it have been left out by the synchronization. This patch modifies the API in a similar way as was done for hci_update_page_scan, i.e. there's a variant that takes a hci_request and another one that takes a hci_dev. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Merge tag 'powerpc-3.19-2' of ↵Linus Torvalds1-0/+2
git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux Pull second batch of powerpc updates from Michael Ellerman: "The highlight is the series that reworks the idle management on powernv, which allows us to use deeper idle states on those machines. There's the fix from Anton for the "BUG at kernel/smpboot.c:134!" problem. An i2c driver for powernv. This is acked by Wolfram Sang, and he asked that we take it through the powerpc tree. A fix for audit from rgb at Red Hat, acked by Paul Moore who is one of the audit maintainers. A patch from Ben to export the symbol map of our OPAL firmware as a sysfs file, so that tools can use it. Also some CXL fixes, a couple of powerpc perf fixes, a fix for smt-enabled, and the patch to add __force to get_user() so we can use bitwise types" * tag 'powerpc-3.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux: powerpc/powernv: Ignore smt-enabled on Power8 and later powerpc/uaccess: Allow get_user() with bitwise types powerpc/powernv: Expose OPAL firmware symbol map powernv/powerpc: Add winkle support for offline cpus powernv/cpuidle: Redesign idle states management powerpc/powernv: Enable Offline CPUs to enter deep idle states powerpc/powernv: Switch off MMU before entering nap/sleep/rvwinkle mode i2c: Driver to expose PowerNV platform i2c busses powerpc: add little endian flag to syscall_get_arch() power/perf/hv-24x7: Use kmem_cache_free() instead of kfree powerpc/perf/hv-24x7: Use per-cpu page buffer cxl: Unmap MMIO regions when detaching a context cxl: Add timeout to process element commands cxl: Change contexts_lock to a mutex to fix sleep while atomic bug powerpc: Secondary CPUs must set cpu_callin_map after setting active and online
2014-12-19Bluetooth: Split hci_request helpers to hci_request.[ch]Johan Hedberg1-25/+0
None of the hci_request related things in net/bluetooth/hci_core.h are needed anywhere outside of the core bluetooth module. This patch creates a new net/bluetooth/hci_request.c file with its corresponding h-file and moves the functionality there from hci_core.c and hci_core.h. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: Split hci_update_page_scan into two functionsJohan Hedberg1-1/+2
To keep the parameter list and its semantics clear it makes sense to split the hci_update_page_scan function into two separate functions: one taking a hci_dev and another taking a hci_request. The one taking a hci_dev constructs its own hci_request and then calls the other function. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Bluetooth: 6lowpan: Add IPSP PSM valueJukka Rissanen1-0/+1
The Internet Protocol Support Profile a.k.a BT 6LoWPAN specification is ready so PSM value for it is now known. Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19Merge tag 'modules-next-for-linus' of ↵Linus Torvalds2-16/+2
git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux Pull module updates from Rusty Russell: "The exciting thing here is the getting rid of stop_machine on module removal. This is possible by using a simple atomic_t for the counter, rather than our fancy per-cpu counter: it turns out that no one is doing a module increment per net packet, so the slowdown should be in the noise" * tag 'modules-next-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux: param: do not set store func without write perm params: cleanup sysfs allocation kernel:module Fix coding style errors and warnings. module: Remove stop_machine from module unloading module: Replace module_ref with atomic_t refcnt lib/bug: Use RCU list ops for module_bug_list module: Unlink module with RCU synchronizing instead of stop_machine module: Wait for RCU synchronizing before releasing a module
2014-12-19Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhostLinus Torvalds3-8/+73
Pull virtio fixes from Michael S Tsirkin: "virtio 1.0 related fixes Most importantly, this fixes using virtio_pci as a module. Further, the big virtio 1.0 conversion missed a couple of places. This fixes them up. This isn't 100% sparse-clean yet because on many architectures get_user triggers sparse warnings when used with __bitwise tag (when same tag is on both pointer and value read). I posted a patchset to fix it up by adding __force on all arches that don't already have it (many do), when that's merged these warnings will go away" * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: virtio_pci: restore module attributes mic/host: fix up virtio 1.0 APIs vringh: update for virtio 1.0 APIs vringh: 64 bit features tools/virtio: add virtio 1.0 in vringh_test tools/virtio: add virtio 1.0 in virtio_test tools/virtio: enable -Werror tools/virtio: 64 bit features tools/virtio: fix vringh test tools/virtio: more stubs virtio: core support for config generation virtio_pci: add VIRTIO_PCI_NO_LEGACY virtio_pci: move probe to common file virtio_pci_common.h: drop VIRTIO_PCI_NO_LEGACY virtio_config: fix virtio_cread_bytes virtio: set VIRTIO_CONFIG_S_FEATURES_OK on restore
2014-12-19Merge tag 'pm+acpi-3.19-rc1-2' of ↵Linus Torvalds3-4/+3
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull more ACPI and power management updates from Rafael Wysocki: "These are regression fixes (leds-gpio, ACPI backlight driver, operating performance points library, ACPI device enumeration messages, cpupower tool), other bug fixes (ACPI EC driver, ACPI device PM), some cleanups in the operating performance points (OPP) framework, continuation of CONFIG_PM_RUNTIME elimination, a couple of minor intel_pstate driver changes, a new MAINTAINERS entry for it and an ACPI fan driver change needed for better support of thermal management in user space. Specifics: - Fix a regression in leds-gpio introduced by a recent commit that inadvertently changed the name of one of the properties used by the driver (Fabio Estevam). - Fix a regression in the ACPI backlight driver introduced by a recent fix that missed one special case that had to be taken into account (Aaron Lu). - Drop the level of some new kernel messages from the ACPI core introduced by a recent commit to KERN_DEBUG which they should have used from the start and drop some other unuseful KERN_ERR messages printed by ACPI (Rafael J Wysocki). - Revert an incorrect commit modifying the cpupower tool (Prarit Bhargava). - Fix two regressions introduced by recent commits in the OPP library and clean up some existing minor issues in that code (Viresh Kumar). - Continue to replace CONFIG_PM_RUNTIME with CONFIG_PM throughout the tree (or drop it where that can be done) in order to make it possible to eliminate CONFIG_PM_RUNTIME (Rafael J Wysocki, Ulf Hansson, Ludovic Desroches). There will be one more "CONFIG_PM_RUNTIME removal" batch after this one, because some new uses of it have been introduced during the current merge window, but that should be sufficient to finally get rid of it. - Make the ACPI EC driver more robust against race conditions related to GPE handler installation failures (Lv Zheng). - Prevent the ACPI device PM core code from attempting to disable GPEs that it has not enabled which confuses ACPICA and makes it report errors unnecessarily (Rafael J Wysocki). - Add a "force" command line switch to the intel_pstate driver to make it possible to override the blacklisting of some systems in that driver if needed (Ethan Zhao). - Improve intel_pstate code documentation and add a MAINTAINERS entry for it (Kristen Carlson Accardi). - Make the ACPI fan driver create cooling device interfaces witn names that reflect the IDs of the ACPI device objects they are associated with, except for "generic" ACPI fans (PNP ID "PNP0C0B"). That's necessary for user space thermal management tools to be able to connect the fans with the parts of the system they are supposed to be cooling properly. From Srinivas Pandruvada" * tag 'pm+acpi-3.19-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: (32 commits) MAINTAINERS: add entry for intel_pstate ACPI / video: update the skip case for acpi_video_device_in_dod() power / PM: Eliminate CONFIG_PM_RUNTIME NFC / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM SCSI / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM ACPI / EC: Fix unexpected ec_remove_handlers() invocations Revert "tools: cpupower: fix return checks for sysfs_get_idlestate_count()" tracing / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM x86 / PM: Replace CONFIG_PM_RUNTIME in io_apic.c PM: Remove the SET_PM_RUNTIME_PM_OPS() macro mmc: atmel-mci: use SET_RUNTIME_PM_OPS() macro PM / Kconfig: Replace PM_RUNTIME with PM in dependencies ARM / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM sound / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM phy / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM video / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM tty / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM spi: Replace CONFIG_PM_RUNTIME with CONFIG_PM ACPI / PM: Do not disable wakeup GPEs that have not been enabled ACPI / utils: Drop error messages from acpi_evaluate_reference() ...
2014-12-19Merge tag 'media/v3.19-2' of ↵Linus Torvalds1-3/+3
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media Pull second set of media updates from Mauro Carvalho Chehab: - Move drivers for really old legacy hardware to staging. Those are using obsolete media kAPIs and are for hardware that nobody uses for years. Simply not worth porting them to the new kAPIs. Of course, if anyone pops up to fix, we can move them back from there - While not too late, do some API fixups at the new colorspace API, added for v3.19 - Some improvements for rcar_vin driver - Some fixups at cx88 and vivid drivers - Some Documentation fixups * tag 'media/v3.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: [media] bq/c-qcam, w9966, pms: move to staging in preparation for removal [media] tlg2300: move to staging in preparation for removal [media] vino/saa7191: move to staging in preparation for removal [media] MAINTAINERS: vivi -> vivid [media] cx88: remove leftover start_video_dma() call [media] cx88: add missing alloc_ctx support [media] v4l2-ioctl: WARN_ON if querycap didn't fill device_caps [media] vivid: fix CROP_BOUNDS typo for video output [media] DocBook media: update version number and document changes [media] vivid.txt: document new controls [media] DocBook media: add missing ycbcr_enc and quantization fields [media] v4l2-mediabus.h: use two __u16 instead of two __u32 [media] rcar_vin: Fix interrupt enable in progressive [media] rcar_vin: Enable VSYNC field toggle mode [media] rcar_vin: Add scaling support [media] rcar_vin: Add DT support for r8a7793 and r8a7794 SoCs [media] rcar_vin: Add YUYV capture format support
2014-12-19Merge tag 'rdma-for-linus' of ↵Linus Torvalds7-8/+420
git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband Pull infiniband updates from Roland Dreier: "Main batch of InfiniBand/RDMA changes for 3.19: - On-demand paging support in core midlayer and mlx5 driver. This lets userspace create non-pinned memory regions and have the adapter HW trigger page faults. - iSER and IPoIB updates and fixes. - Low-level HW driver updates for cxgb4, mlx4 and ocrdma. - Other miscellaneous fixes" * tag 'rdma-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband: (56 commits) IB/mlx5: Implement on demand paging by adding support for MMU notifiers IB/mlx5: Add support for RDMA read/write responder page faults IB/mlx5: Handle page faults IB/mlx5: Page faults handling infrastructure IB/mlx5: Add mlx5_ib_update_mtt to update page tables after creation IB/mlx5: Changes in memory region creation to support on-demand paging IB/mlx5: Implement the ODP capability query verb mlx5_core: Add support for page faults events and low level handling mlx5_core: Re-add MLX5_DEV_CAP_FLAG_ON_DMND_PG flag IB/srp: Allow newline separator for connection string IB/core: Implement support for MMU notifiers regarding on demand paging regions IB/core: Add support for on demand paging regions IB/core: Add flags for on demand paging support IB/core: Add support for extended query device caps IB/mlx5: Add function to read WQE from user-space IB/core: Add umem function to read data from user-space IB/core: Replace ib_umem's offset field with a full address IB/mlx5: Enhance UMR support to allow partial page table update IB/mlx5: Remove per-MR pas and dma pointers RDMA/ocrdma: Always resolve destination mac from GRH for UD QPs ...
2014-12-19Merge branch 'akpm' (patches from Andrew)Linus Torvalds1-0/+1
Merge misc patches from Andrew Morton: "A few stragglers" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: tools/testing/selftests/Makefile: alphasort the TARGETS list mm/zsmalloc: adjust order of functions ocfs2: fix journal commit deadlock ocfs2/dlm: fix race between dispatched_work and dlm_lockres_grab_inflight_worker ocfs2: reflink: fix slow unlink for refcounted file mm/memory.c:do_shared_fault(): add comment .mailmap: Santosh Shilimkar has moved .mailmap: update akpm@osdl.org lib/show_mem.c: add cma reserved information fs/proc/meminfo.c: include cma info in proc/meminfo mm: cma: split cma-reserved in dmesg log hfsplus: fix longname handling mm/mempolicy.c: remove unnecessary is_valid_nodemask()
2014-12-19mm: cma: split cma-reserved in dmesg logPintu Kumar1-0/+1
When the system boots up, in the dmesg logs we can see the memory statistics along with total reserved as below. Memory: 458840k/458840k available, 65448k reserved, 0K highmem When CMA is enabled, still the total reserved memory remains the same. However, the CMA memory is not considered as reserved. But, when we see /proc/meminfo, the CMA memory is part of free memory. This creates confusion. This patch corrects the problem by properly subtracting the CMA reserved memory from the total reserved memory in dmesg logs. Below is the dmesg snapshot from an arm based device with 512MB RAM and 12MB single CMA region. Before this change: Memory: 458840k/458840k available, 65448k reserved, 0K highmem After this change: Memory: 458840k/458840k available, 53160k reserved, 12288k cma-reserved, 0K highmem Signed-off-by: Pintu Kumar <pintu.k@samsung.com> Signed-off-by: Vishnu Pratap Singh <vishnu.ps@samsung.com> Acked-by: Michal Nazarewicz <mina86@mina86.com> Cc: Rafael Aquini <aquini@redhat.com> Cc: Jerome Marchand <jmarchan@redhat.com> Cc: Marek Szyprowski <m.szyprowski@samsung.com> Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2014-12-19Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds2-2/+3
Pull networking fixes from David Miller: 1) Fix NBMA tunnel mac header handling in GRE, from Timo Teräs. 2) Fix a NAPI race in the fec driver, from Nimrod Andy. 3) The new IFF_VNET_LE bit is outside the size of the flags member it is stored in (which is 16-bits), store the state locally in the drivers. From Michael S Tsirkin. 4) We are kicking the tires with the new wireless maintainership situation. Bluetooth fixes via Johan Hedberg, and mac80211 fixes from Johannes Berg. 5) Fix locking and leaks in geneve driver, from Jesse Gross. 6) Make netlink TX mmap code always copy, so we don't have to be potentially exposed to the user changing the underlying contents from underneath us. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (63 commits) be2net: Fix incorrect setting of tunnel offload flag in netdev features bnx2x: fix typos in "configure" xen-netback: support frontends without feature-rx-notify again MAINTAINERS: changes for wireless cxgb4: Fix decoding QSA module for ethtool get settings geneve: Fix races between socket add and release. geneve: Remove socket and offload handlers at destruction. netlink: Don't reorder loads/stores before marking mmap netlink frame as available netlink: Always copy on mmap TX. Bluetooth: Fix bug with filter in service discovery optimization mac80211: free management frame keys when removing station net: Disallow providing non zero VLAN ID for NIC drivers FDB add flow net/mlx4: Cache line CQE/EQE stride fixes net: fec: Fix NAPI race xen-netfront: use napi_complete() correctly to prevent Rx stalling ip_tunnel: Add missing validation of encap type to ip_tunnel_encap_setup() ip_tunnel: Add sanity checks to ip_tunnel_encap_add_ops() net: Allow FIXED_PHY to be modular. if_tun: drop broken IFF_VNET_LE macvtap: drop broken IFF_VNET_LE ...
2014-12-19Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvmLinus Torvalds5-121/+45
Pull KVM update from Paolo Bonzini: "3.19 changes for KVM: - spring cleaning: removed support for IA64, and for hardware- assisted virtualization on the PPC970 - ARM, PPC, s390 all had only small fixes For x86: - small performance improvements (though only on weird guests) - usual round of hardware-compliancy fixes from Nadav - APICv fixes - XSAVES support for hosts and guests. XSAVES hosts were broken because the (non-KVM) XSAVES patches inadvertently changed the KVM userspace ABI whenever XSAVES was enabled; hence, this part is going to stable. Guest support is just a matter of exposing the feature and CPUID leaves support" * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm: (179 commits) KVM: move APIC types to arch/x86/ KVM: PPC: Book3S: Enable in-kernel XICS emulation by default KVM: PPC: Book3S HV: Improve H_CONFER implementation KVM: PPC: Book3S HV: Fix endianness of instruction obtained from HEIR register KVM: PPC: Book3S HV: Remove code for PPC970 processors KVM: PPC: Book3S HV: Tracepoints for KVM HV guest interactions KVM: PPC: Book3S HV: Simplify locking around stolen time calculations arch: powerpc: kvm: book3s_paired_singles.c: Remove unused function arch: powerpc: kvm: book3s_pr.c: Remove unused function arch: powerpc: kvm: book3s.c: Remove some unused functions arch: powerpc: kvm: book3s_32_mmu.c: Remove unused function KVM: PPC: Book3S HV: Check wait conditions before sleeping in kvmppc_vcore_blocked KVM: PPC: Book3S HV: ptes are big endian KVM: PPC: Book3S HV: Fix inaccuracies in ICP emulation for H_IPI KVM: PPC: Book3S HV: Fix KSM memory corruption KVM: PPC: Book3S HV: Fix an issue where guest is paused on receiving HMI KVM: PPC: Book3S HV: Fix computation of tlbie operand KVM: PPC: Book3S HV: Add missing HPTE unlock KVM: PPC: BookE: Improve irq inject tracepoint arm/arm64: KVM: Require in-kernel vgic for the arch timers ...
2014-12-19nl802154: introduce support for cca settingsAlexander Aring2-1/+4
This patch adds support for setting cca parameters via nl802154. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19ieee802154: rework cca settingAlexander Aring3-3/+13
The current cca setting handle is a driver specific call. We need to introduce some 802.15.4 specific layer and mapping 802.15.4 cca modes to driver specific ones inside the 802.15.4 driver. This patch will add such 802.15.4 layer and mapping the cca settings to driver specific ones. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19nl802154: introduce cca mode enumsAlexander Aring1-0/+43
This patch adds enums for 802.15.4 specific CCA settings. Signed-off-by: Alexander Aring <alex.aring@gmail.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2014-12-19drm: add atomic_get_propertyRob Clark2-0/+27
Since we won't be using the obj->properties->values[] array to shadow property values for atomic drivers, we are going to need a vfunc for getting prop values. Add that along w/ mandatory wrapper fxns. v2: more comments and copypasta comment typo fix Signed-off-by: Rob Clark <robdclark@gmail.com> Reviewed-by: Sean Paul <seanpaul@chromium.org> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2014-12-19drm: add atomic_set_property wrappersRob Clark2-0/+12
As we add properties for all the standard plane/crtc/connector attributes (in preperation for the atomic ioctl), we are going to want to handle core state in core (rather than per driver). Intercepting the core properties will be easier if the atomic_set_property vfuncs are not called directly, but instead have a mandatory wrapper function (which will later serve as the point to intercept core properties). v2: more verbose comments and copypasta comment fix Signed-off-by: Rob Clark <robdclark@gmail.com> Reviewed-by: Sean Paul <seanpaul@chromium.org> Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
2014-12-18uapi/linux/target_core_user.h: fix headers_install.sh badnessKyle McMartin1-4/+0
scripts/headers_install.sh will transform __packed to __attribute__((packed)), so the #ifndef is not necessary. (and, in fact, it's problematic, because we'll end up with the header containing: #ifndef __attribute__((packed)) #define __attribu... and so forth.) Cc: stable@vger.kernel.org # 3.18 Signed-off-by: Kyle McMartin <kyle@redhat.com> Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2014-12-18Merge branch 'pm-runtime'Rafael J. Wysocki2-4/+2
* pm-runtime: power / PM: Eliminate CONFIG_PM_RUNTIME NFC / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM SCSI / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM tracing / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM x86 / PM: Replace CONFIG_PM_RUNTIME in io_apic.c PM: Remove the SET_PM_RUNTIME_PM_OPS() macro mmc: atmel-mci: use SET_RUNTIME_PM_OPS() macro PM / Kconfig: Replace PM_RUNTIME with PM in dependencies ARM / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM sound / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM phy / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM video / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM tty / PM: Replace CONFIG_PM_RUNTIME with CONFIG_PM spi: Replace CONFIG_PM_RUNTIME with CONFIG_PM
2014-12-18Merge branches 'acpi-scan', 'acpi-utils' and 'acpi-pm'Rafael J. Wysocki1-0/+1
* acpi-scan: ACPI / scan: Change the level of _DEP-related messages to KERN_DEBUG * acpi-utils: ACPI / utils: Drop error messages from acpi_evaluate_reference() * acpi-pm: ACPI / PM: Do not disable wakeup GPEs that have not been enabled
2014-12-18nl80211: increase the max number of rules in regdomainArik Nemtsov1-1/+1
Some network cards (Intel) produce per-channel regdomains and rely on cfg80211 to merge rules as needed. This hits the max rules limit and fails. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-18Merge remote-tracking branch 'scsi-queue/drivers-for-3.19' into for-linusJames Bottomley5-54/+10
2014-12-18nl80211: Stop scheduled scan if netlink client disappearsJukka Rissanen2-0/+6
An attribute NL80211_ATTR_SOCKET_OWNER can be set by the scan initiator. If present, the attribute will cause the scan to be stopped if the client dies. Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-18nl80211: Convert sched_scan_req pointer to RCU pointerJukka Rissanen1-0/+2
Because of possible races when accessing sched_scan_req pointer in rdev, the sched_scan_req is converted to RCU pointer. Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2014-12-18kernel: Provide READ_ONCE and ASSIGN_ONCEChristian Borntraeger1-0/+74
ACCESS_ONCE does not work reliably on non-scalar types. For example gcc 4.6 and 4.7 might remove the volatile tag for such accesses during the SRA (scalar replacement of aggregates) step https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58145) Let's provide READ_ONCE/ASSIGN_ONCE that will do all accesses via scalar types as suggested by Linus Torvalds. Accesses larger than the machines word size cannot be guaranteed to be atomic. These macros will use memcpy and emit a build warning. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>