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2014-06-12Merge branch 'for-next' of ↵Linus Torvalds30-364/+728
git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending Pull SCSI target updates from Nicholas Bellinger: "The highlights this round include: - Add support for T10 PI pass-through between vhost-scsi + virtio-scsi (MST + Paolo + MKP + nab) - Add support for T10 PI in qla2xxx target mode (Quinn + MKP + hch + nab, merged through scsi.git) - Add support for percpu-ida pre-allocation in qla2xxx target code (Quinn + nab) - A number of iser-target fixes related to hardening the network portal shutdown path (Sagi + Slava) - Fix response length residual handling for a number of control CDBs (Roland + Christophe V.) - Various iscsi RFC conformance fixes in the CHAP authentication path (Tejas and Calsoft folks + nab) - Return TASK_SET_FULL status for tcm_fc(FCoE) DataIn + Response failures (Vasu + Jun + nab) - Fix long-standing ABORT_TASK + session reset hang (nab) - Convert iser-initiator + iser-target to include T10 bytes into EDTL (Sagi + Or + MKP + Mike Christie) - Fix NULL pointer dereference regression related to XCOPY introduced in v3.15 + CC'ed to v3.12.y (nab)" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (34 commits) target: Fix NULL pointer dereference for XCOPY in target_put_sess_cmd vhost-scsi: Include prot_bytes into expected data transfer length TARGET/sbc,loopback: Adjust command data length in case pi exists on the wire libiscsi, iser: Adjust data_length to include protection information scsi_cmnd: Introduce scsi_transfer_length helper target: Report correct response length for some commands target/sbc: Check that the LBA and number of blocks are correct in VERIFY target/sbc: Remove sbc_check_valid_sectors() Target/iscsi: Fix sendtargets response pdu for iser transport Target/iser: Fix a wrong dereference in case discovery session is over iser iscsi-target: Fix ABORT_TASK + connection reset iscsi_queue_req memory leak target: Use complete_all for se_cmd->t_transport_stop_comp target: Set CMD_T_ACTIVE bit for Task Management Requests target: cleanup some boolean tests target/spc: Simplify INQUIRY EVPD=0x80 tcm_fc: Generate TASK_SET_FULL status for response failures tcm_fc: Generate TASK_SET_FULL status for DataIN failures iscsi-target: Reject mutual authentication with reflected CHAP_C iscsi-target: Remove no-op from iscsit_tpg_del_portal_group iscsi-target: Fix CHAP_A parameter list handling ...
2014-06-12Merge branch 'misc' of ↵Linus Torvalds50-162/+293
git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild Pull kbuild misc updates from Michal Marek: "This is the non-critical part of kbuild for v3.16-rc1: - make deb-pkg can do s390x and arm64 - new patterns in scripts/tags.sh - scripts/tags.sh skips userspace tools' sources (which sometimes have copies of kernel structures) and symlinks - improvements to the objdiff tool - two new coccinelle patches - other minor fixes" * 'misc' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: scripts: objdiff: support directories for the augument of record command scripts: objdiff: fix a comment scripts: objdiff: change the extension of disassembly from .o to .dis scripts: objdiff: improve path flexibility for record command scripts: objdiff: remove unnecessary code scripts: objdiff: direct error messages to stderr scripts: objdiff: get the path to .tmp_objdiff more simply deb-pkg: Add automatic support for s390x architecture coccicheck: Add unneeded return variable test kbuild: Fix a typo in documentation kbuild: trivial - use tabs for code indent where possible kbuild: trivial - remove trailing empty lines coccinelle: Check for missing NULL terminators in of_device_id tables scripts/tags.sh: ignore symlink'ed source files scripts/tags.sh: add regular expression replacement pattern for memcg builddeb: add arm64 in the supported architectures builddeb: use $OBJCOPY variable instead of objcopy scripts/tags.sh: ignore code of user space tools scripts/tags.sh: add pattern for DEFINE_HASHTABLE .gitignore: ignore Module.symvers in all directories
2014-06-12Merge branch 'kbuild' of ↵Linus Torvalds17-177/+168
git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild Pull kbuild updates from Michal Marek: "Kbuild changes for v3.16-rc1: - cross-compilation fix so that cc-option is testing the right compiler - Fix for make defconfig all - Using relative paths to the object and source directory where possible, plus fixes for the fallout of the change - several cleanups in the Makefiles and scripts The powerpc fix is from today, because it was only discovered recently. The rest has been in linux-next for some time" * 'kbuild' of git://git.kernel.org/pub/scm/linux/kernel/git/mmarek/kbuild: powerpc: Avoid circular dependency with zImage.% kbuild: create include/config directory in scripts/kconfig/Makefile kbuild: do not create include/linux directory Makefile: Fix unrecognized cross-compiler command line options kbuild: do not add "selinux" to subdir- twice um: Fix for relative objtree when generating x86 headers kbuild: Use relative path when building in a subdir of the source tree kbuild: Use relative path when building in the source tree kbuild: Use relative path for $(objtree) firmware: Use $(quote) in the Makefile firmware: Simplify directory creation kbuild: trivial - fix comment block indent kbuild: trivial - remove trailing spaces kbuild: support simultaneous "make %config" and "make all" kbuild: move extra gcc checks to scripts/Makefile.extrawarn
2014-06-12Merge tag 'trace-3.16-2' of ↵Linus Torvalds4-21/+37
git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace Pull tracing cleanups and bugfixes from Steven Rostedt: "One bug fix that goes back to 3.10. Accessing a non existent buffer if "possible cpus" is greater than actual CPUs (including offline CPUs). Namhyung Kim did some reviews of the patches I sent this merge window and found a memory leak and had a few clean ups" * tag 'trace-3.16-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: tracing: Fix check of ftrace_trace_arrays list_empty() check tracing: Fix leak of per cpu max data in instances tracing: Cleanup saved_cmdlines_size changes ring-buffer: Check if buffer exists before polling
2014-06-12Merge branch 'next' of ↵Linus Torvalds108-4505/+4514
git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc Pull more powerpc updates from Ben Herrenschmidt: "Here are the remaining bits I was mentioning earlier. Mostly bug fixes and new selftests from Michael (yay !). He also removed the WSP platform and A2 core support which were dead before release, so less clutter. One little "feature" I snuck in is the doorbell IPI support for non-virtualized P8 which speeds up IPIs significantly between threads of a core" * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (34 commits) powerpc/book3s: Fix some ABIv2 issues in machine check code powerpc/book3s: Fix guest MC delivery mechanism to avoid soft lockups in guest. powerpc/book3s: Increment the mce counter during machine_check_early call. powerpc/book3s: Add stack overflow check in machine check handler. powerpc/book3s: Fix machine check handling for unhandled errors powerpc/eeh: Dump PE location code powerpc/powernv: Enable POWER8 doorbell IPIs powerpc/cpuidle: Only clear LPCR decrementer wakeup bit on fast sleep entry powerpc/powernv: Fix killed EEH event powerpc: fix typo 'CONFIG_PMAC' powerpc: fix typo 'CONFIG_PPC_CPU' powerpc/powernv: Don't escalate non-existing frozen PE powerpc/eeh: Report frozen parent PE prior to child PE powerpc/eeh: Clear frozen state for child PE powerpc/powernv: Reduce panic timeout from 180s to 10s powerpc/xmon: avoid format string leaking to printk selftests/powerpc: Add tests of PMU EBBs selftests/powerpc: Add support for skipping tests selftests/powerpc: Put the test in a separate process group selftests/powerpc: Fix instruction loop for ABIv2 (LE) ...
2014-06-12Merge tag 'blackfin-for-linus' of ↵Linus Torvalds9-9/+10
http://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux Pull blackfin updates from Steven Miao. * tag 'blackfin-for-linus' of http://git.kernel.org/pub/scm/linux/kernel/git/realmz6/blackfin-linux: blackfin: defconfigs: add MTD_SPI_NOR (new dependency for M25P80) Revert "blackfin: dma: current count mmr is read only" bf533: fix build error: add linux/gpio.h
2014-06-12Merge branch 'x86-irq-for-linus' of ↵Linus Torvalds4-24/+46
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 irq fixes from Ingo Molnar: "Two changes: a cpu-hotplug/irq race fix, plus a HyperV related fix" * 'x86-irq-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/irq: Fix fixup_irqs() error handling x86, irq, pic: Probe for legacy PIC and set legacy_pic appropriately
2014-06-12Merge branch 'sched-core-for-linus' of ↵Linus Torvalds14-326/+416
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull more scheduler updates from Ingo Molnar: "Second round of scheduler changes: - try-to-wakeup and IPI reduction speedups, from Andy Lutomirski - continued power scheduling cleanups and refactorings, from Nicolas Pitre - misc fixes and enhancements" * 'sched-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: sched/deadline: Delete extraneous extern for to_ratio() sched/idle: Optimize try-to-wake-up IPI sched/idle: Simplify wake_up_idle_cpu() sched/idle: Clear polling before descheduling the idle thread sched, trace: Add a tracepoint for IPI-less remote wakeups cpuidle: Set polling in poll_idle sched: Remove redundant assignment to "rt_rq" in update_curr_rt(...) sched: Rename capacity related flags sched: Final power vs. capacity cleanups sched: Remove remaining dubious usage of "power" sched: Let 'struct sched_group_power' care about CPU capacity sched/fair: Disambiguate existing/remaining "capacity" usage sched/fair: Change "has_capacity" to "has_free_capacity" sched/fair: Remove "power" from 'struct numa_stats' sched: Fix signedness bug in yield_to() sched/fair: Use time_after() in record_wakee() sched/balancing: Reduce the rate of needless idle load balancing sched/fair: Fix unlocked reads of some cfs_b->quota/period
2014-06-12Merge branch 'perf-core-for-linus' of ↵Linus Torvalds81-1182/+2979
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull more perf updates from Ingo Molnar: "A second round of perf updates: - wide reaching kprobes sanitization and robustization, with the hope of fixing all 'probe this function crashes the kernel' bugs, by Masami Hiramatsu. - uprobes updates from Oleg Nesterov: tmpfs support, corner case fixes and robustization work. - perf tooling updates and fixes from Jiri Olsa, Namhyung Ki, Arnaldo et al: * Add support to accumulate hist periods (Namhyung Kim) * various fixes, refactorings and enhancements" * 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (101 commits) perf: Differentiate exec() and non-exec() comm events perf: Fix perf_event_comm() vs. exec() assumption uprobes/x86: Rename arch_uprobe->def to ->defparam, minor comment updates perf/documentation: Add description for conditional branch filter perf/x86: Add conditional branch filtering support perf/tool: Add conditional branch filter 'cond' to perf record perf: Add new conditional branch filter 'PERF_SAMPLE_BRANCH_COND' uprobes: Teach copy_insn() to support tmpfs uprobes: Shift ->readpage check from __copy_insn() to uprobe_register() perf/x86: Use common PMU interrupt disabled code perf/ARM: Use common PMU interrupt disabled code perf: Disable sampled events if no PMU interrupt perf: Fix use after free in perf_remove_from_context() perf tools: Fix 'make help' message error perf record: Fix poll return value propagation perf tools: Move elide bool into perf_hpp_fmt struct perf tools: Remove elide setup for SORT_MODE__MEMORY mode perf tools: Fix "==" into "=" in ui_browser__warning assignment perf tools: Allow overriding sysfs and proc finding with env var perf tools: Consider header files outside perf directory in tags target ...
2014-06-12Merge branch 'locking-core-for-linus' of ↵Linus Torvalds13-150/+737
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull more locking changes from Ingo Molnar: "This is the second round of locking tree updates for v3.16, offering large system scalability improvements: - optimistic spinning for rwsems, from Davidlohr Bueso. - 'qrwlocks' core code and x86 enablement, from Waiman Long and PeterZ" * 'locking-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86, locking/rwlocks: Enable qrwlocks on x86 locking/rwlocks: Introduce 'qrwlocks' - fair, queued rwlocks locking/mutexes: Documentation update/rewrite locking/rwsem: Fix checkpatch.pl warnings locking/rwsem: Fix warnings for CONFIG_RWSEM_GENERIC_SPINLOCK locking/rwsem: Support optimistic spinning
2014-06-12Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-nextLinus Torvalds1265-22872/+61457
Pull networking updates from David Miller: 1) Seccomp BPF filters can now be JIT'd, from Alexei Starovoitov. 2) Multiqueue support in xen-netback and xen-netfront, from Andrew J Benniston. 3) Allow tweaking of aggregation settings in cdc_ncm driver, from Bjørn Mork. 4) BPF now has a "random" opcode, from Chema Gonzalez. 5) Add more BPF documentation and improve test framework, from Daniel Borkmann. 6) Support TCP fastopen over ipv6, from Daniel Lee. 7) Add software TSO helper functions and use them to support software TSO in mvneta and mv643xx_eth drivers. From Ezequiel Garcia. 8) Support software TSO in fec driver too, from Nimrod Andy. 9) Add Broadcom SYSTEMPORT driver, from Florian Fainelli. 10) Handle broadcasts more gracefully over macvlan when there are large numbers of interfaces configured, from Herbert Xu. 11) Allow more control over fwmark used for non-socket based responses, from Lorenzo Colitti. 12) Do TCP congestion window limiting based upon measurements, from Neal Cardwell. 13) Support busy polling in SCTP, from Neal Horman. 14) Allow RSS key to be configured via ethtool, from Venkata Duvvuru. 15) Bridge promisc mode handling improvements from Vlad Yasevich. 16) Don't use inetpeer entries to implement ID generation any more, it performs poorly, from Eric Dumazet. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1522 commits) rtnetlink: fix userspace API breakage for iproute2 < v3.9.0 tcp: fixing TLP's FIN recovery net: fec: Add software TSO support net: fec: Add Scatter/gather support net: fec: Increase buffer descriptor entry number net: fec: Factorize feature setting net: fec: Enable IP header hardware checksum net: fec: Factorize the .xmit transmit function bridge: fix compile error when compiling without IPv6 support bridge: fix smatch warning / potential null pointer dereference via-rhine: fix full-duplex with autoneg disable bnx2x: Enlarge the dorq threshold for VFs bnx2x: Check for UNDI in uncommon branch bnx2x: Fix 1G-baseT link bnx2x: Fix link for KR with swapped polarity lane sctp: Fix sk_ack_backlog wrap-around problem net/core: Add VF link state control policy net/fsl: xgmac_mdio is dependent on OF_MDIO net/fsl: Make xgmac_mdio read error message useful net_sched: drr: warn when qdisc is not work conserving ...
2014-06-12Merge tag 'dm-3.16-changes' of ↵Linus Torvalds9-117/+230
git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm Pull device mapper updates from Mike Snitzer: "This pull request is later than I'd have liked because I was waiting for some performance data to help finally justify sending the long-standing dm-crypt cpu scalability improvements upstream. Unfortunately we came up short, so those dm-crypt changes will continue to wait, but it seems we're not far off. . Add dm_accept_partial_bio interface to DM core to allow DM targets to only process a portion of a bio, the remainder being sent in the next bio. This enables the old dm snapshot-origin target to only split write bios on chunk boundaries, read bios are now sent to the origin device unchanged. . Add DM core support for disabling WRITE SAME if the underlying SCSI layer disables it due to command failure. . Reduce lock contention in DM's bio-prison. . A few small cleanups and fixes to dm-thin and dm-era" * tag 'dm-3.16-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm: dm thin: update discard_granularity to reflect the thin-pool blocksize dm bio prison: implement per bucket locking in the dm_bio_prison hash table dm: remove symbol export for dm_set_device_limits dm: disable WRITE SAME if it fails dm era: check for a non-NULL metadata object before closing it dm thin: return ENOSPC instead of EIO when error_if_no_space enabled dm thin: cleanup noflush_work to use a proper completion dm snapshot: do not split read bios sent to snapshot-origin target dm snapshot: allocate a per-target structure for snapshot-origin target dm: introduce dm_accept_partial_bio dm: change sector_count member in clone_info from sector_t to unsigned
2014-06-12Merge tag 'pci-v3.16-changes-2' of ↵Linus Torvalds66-1039/+1065
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull more PCI updates from Bjorn Helgaas: "Here are some more things I'd like to see in v3.16-rc1: - DMA alias iterator, part of some work to fix IOMMU issues - MVEBU, Tegra, DesignWare changes that I forgot to include before - Some whitespace code cleanup Details: IOMMU - Add DMA alias iterator (Alex Williamson) - Add DMA alias quirks for ASMedia, ITE, Tundra bridges (Alex Williamson) - Add DMA alias quirks for Marvell, Ricoh devices (Alex Williamson) - Add DMA alias quirk for HighPoint devices (Jérôme Carretero) MSI - Fix leak in free_msi_irqs() (Alexei Starovoitov) Marvell MVEBU - Remove unnecessary use of 'conf_lock' spinlock (Andrew Murray) - Avoid setting an undefined window size (Jason Gunthorpe) - Allow several windows with the same target/attribute (Thomas Petazzoni) - Split PCIe BARs into multiple MBus windows when needed (Thomas Petazzoni) - Fix off-by-one in the computed size of the mbus windows (Willy Tarreau) NVIDIA Tegra - Use new OF interrupt mapping when possible (Lucas Stach) Synopsys DesignWare - Remove unnecessary use of 'conf_lock' spinlock (Andrew Murray) - Use new OF interrupt mapping when possible (Lucas Stach) - Split Exynos and i.MX bindings (Lucas Stach) - Fix comment for setting number of lanes (Mohit Kumar) - Fix iATU programming for cfg1, io and mem viewport (Mohit Kumar) Miscellaneous - EXPORT_SYMBOL cleanup (Ryan Desfosses) - Whitespace cleanup (Ryan Desfosses) - Merge multi-line quoted strings (Ryan Desfosses)" * tag 'pci-v3.16-changes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (21 commits) PCI: Add function 1 DMA alias quirk for HighPoint RocketRaid 642L PCI/MSI: Fix memory leak in free_msi_irqs() PCI: Merge multi-line quoted strings PCI: Whitespace cleanup PCI: Move EXPORT_SYMBOL so it immediately follows function/variable PCI: Add bridge DMA alias quirk for ITE bridge PCI: designware: Split Exynos and i.MX bindings PCI: Add bridge DMA alias quirk for ASMedia and Tundra bridges PCI: Add support for PCIe-to-PCI bridge DMA alias quirks PCI: Add function 1 DMA alias quirk for Marvell devices PCI: Add function 0 DMA alias quirk for Ricoh devices PCI: Add support for DMA alias quirks PCI: Convert pci_dev_flags definitions to bit shifts PCI: Add DMA alias iterator PCI: mvebu: Use '%pa' for printing 'phys_addr_t' type PCI: mvebu: Remove unnecessary use of 'conf_lock' spinlock PCI: designware: Remove unnecessary use of 'conf_lock' spinlock PCI: designware: Use new OF interrupt mapping when possible PCI: designware: Fix iATU programming for cfg1, io and mem viewport PCI: designware: Fix comment for setting number of lanes ...
2014-06-12Merge tag 'pm+acpi-3.16-rc1-2' of ↵Linus Torvalds24-113/+437
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm Pull more ACPI and power management updates from Rafael Wysocki: "These are fixups on top of the previous PM+ACPI pull request, regression fixes (ACPI hotplug, cpufreq ppc-corenet), other bug fixes (ACPI reset, cpufreq), new PM trace points for system suspend profiling and a copyright notice update. Specifics: - I didn't remember correctly that the Hans de Goede's ACPI video patches actually didn't flip the video.use_native_backlight default, although we had discussed that and decided to do that. Since I said we would do that in the previous PM+ACPI pull request, make that change for real now. - ACPI bus check notifications for PCI host bridges don't cause the bus below the host bridge to be checked for changes as they should because of a mistake in the ACPI-based PCI hotplug (ACPIPHP) subsystem that forgets to add hotplug contexts to PCI host bridge ACPI device objects. Create hotplug contexts for PCI host bridges too as appropriate. - Revert recent cpufreq commit related to the big.LITTLE cpufreq driver that breaks arm64 builds. - Fix for a regression in the ppc-corenet cpufreq driver introduced during the 3.15 cycle and causing the driver to use the remainder from do_div instead of the quotient. From Ed Swarthout. - Resets triggered by panic activate a BUG_ON() in vmalloc.c on systems where the ACPI reset register is located in memory address space. Fix from Randy Wright. - Fix for a problem with cpufreq governors that decisions made by them may be suboptimal due to the fact that deferrable timers are used by them for CPU load sampling. From Srivatsa S Bhat. - Fix for a problem with the Tegra cpufreq driver where the CPU frequency is temporarily switched to a "stable" level that is different from both the initial and target frequencies during transitions which causes udelay() to expire earlier than it should sometimes. From Viresh Kumar. - New trace points and rework of some existing trace points for system suspend/resume profiling from Todd Brandt. - Assorted cpufreq fixes and cleanups from Stratos Karafotis and Viresh Kumar. - Copyright notice update for suspend-and-cpuhotplug.txt from Srivatsa S Bhat" * tag 'pm+acpi-3.16-rc1-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: ACPI / hotplug / PCI: Add hotplug contexts to PCI host bridges PM / sleep: trace events for device PM callbacks cpufreq: cpufreq-cpu0: remove dependency on THERMAL and REGULATOR cpufreq: tegra: update comment for clarity cpufreq: intel_pstate: Remove duplicate CPU ID check cpufreq: Mark CPU0 driver with CPUFREQ_NEED_INITIAL_FREQ_CHECK flag PM / Documentation: Update copyright in suspend-and-cpuhotplug.txt cpufreq: governor: remove copy_prev_load from 'struct cpu_dbs_common_info' cpufreq: governor: Be friendly towards latency-sensitive bursty workloads PM / sleep: trace events for suspend/resume cpufreq: ppc-corenet-cpu-freq: do_div use quotient Revert "cpufreq: Enable big.LITTLE cpufreq driver on arm64" cpufreq: Tegra: implement intermediate frequency callbacks cpufreq: add support for intermediate (stable) frequencies ACPI / video: Change the default for video.use_native_backlight to 1 ACPI: Fix bug when ACPI reset register is implemented in system memory
2014-06-12Merge branch 'for-next' of ↵Linus Torvalds18-367/+267
git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds Pull LED updates from Bryan Wu: "I just found merge window is open and I'm quite busy and almost forget to send out this pull request. Thanks Russell and Alexandre ping me about this. So basically we got some clean up and leds-pwm fixing patches from Russell" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds: leds: Remove duplicated OOM message for individual driver drivers/leds: Replace __get_cpu_var use through this_cpu_ptr leds: lp55xx: add DT bindings for LP55231 leds: 88pm860x: Fix missing refcount decrement for parent of_node leds: 88pm860x: Use of_get_child_by_name leds: leds-pwm: add DT support for LEDs wired to supply leds: leds-pwm: implement PWM inversion leds: leds-pwm: convert OF parsing code to use led_pwm_add() leds: leds-pwm: provide a common function to setup a single led-pwm device leds: pca9685: Remove leds-pca9685 driver dell-led: add mic mute led interface
2014-06-12Merge tag 'backlight-for-linus-3.16' of ↵Linus Torvalds3-6/+7
git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight Pull backlight fixes from Lee Jones: "This merely contains some very basic build/run-time bug fixes" * tag 'backlight-for-linus-3.16' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight: backlight: gpio-backlight: Fix warning when the GPIO is on a I2C chip video/backlight: s6e63m0: Fix string type mismatch video/backlight: LP8788 needs PWM video/backlight: LP855X needs PWM video/pxa: LCD_CORGI needs BACKLIGHT_CLASS_DEVICE video/backlight: LM3630A needs PWM
2014-06-12target: Fix NULL pointer dereference for XCOPY in target_put_sess_cmdNicholas Bellinger1-0/+4
This patch fixes a NULL pointer dereference regression bug that was introduced with: commit 1e1110c43b1cda9fe77fc4a04835e460550e6b3c Author: Mikulas Patocka <mpatocka@redhat.com> Date: Sat May 17 06:49:22 2014 -0400 target: fix memory leak on XCOPY Now that target_put_sess_cmd() -> kref_put_spinlock_irqsave() is called with a valid se_cmd->cmd_kref, a NULL pointer dereference is triggered because the XCOPY passthrough commands don't have an associated se_session pointer. To address this bug, go ahead and checking for a NULL se_sess pointer within target_put_sess_cmd(), and call se_cmd->se_tfo->release_cmd() to release the XCOPY's xcopy_pt_cmd memory. Reported-by: Thomas Glanzmann <thomas@glanzmann.de> Cc: Thomas Glanzmann <thomas@glanzmann.de> Cc: Mikulas Patocka <mpatocka@redhat.com> Cc: stable@vger.kernel.org # 3.12+ Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
2014-06-12Merge tag 'mfd-for-linus-3.16-1' of ↵Linus Torvalds3-26/+281
git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd Pull more MFD updates from Lee Jones: "I missed collecting these patches due to a branch/tag naming ambiguity. Completely my own fault, as I mindlessly named a branch and tag identically. Sorry for the fuss. This pull-request contains some misplaced patches from Tony Lindgren that should have been part of the initial one" * tag 'mfd-for-linus-3.16-1' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: mfd: twl4030-power: Add a configuration to turn off oscillator during off-idle mfd: twl4030-power: Add support for board specific configuration mfd: twl4030-power: Add recommended idle configuration mfd: twl4030-power: Add generic reset configuration mfd: twl4030-power: Fix some defines for SW_EVENTS mfd: twl4030-power: Fix hang on reboot if sleep configuration was loaded earlier
2014-06-12Merge tag 'mmc-v3.16-2' of git://git.linaro.org/people/ulf.hansson/mmcLinus Torvalds5-12/+15
Pull MMC fixes from Ulf Hansson: "Here are some mmc fixes for 3.16. - fix some various compiler warnings - make atmel-mci compile again - fix regression for sdhci-msm" * tag 'mmc-v3.16-2' of git://git.linaro.org/people/ulf.hansson/mmc: mmc: simplify SDHCI Kconfig dependencies mmc: omap: don't select TPS65010 mmc: mvsdio: avoid compiler warning mmc: atmel-mci: incude asm/cacheclush.h mmc: sdhci-msm: Fix fallout from sdhci refactoring mmc: usdhi6rol0: fix compiler warnings
2014-06-12Merge branch 'drm-next' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds447-9542/+24787
Pull drm updates from Dave Airlie: "This is the main drm merge window pull request, changes all over the place, mostly normal levels of churn. Highlights: Core drm: More cleanups, fix race on connector/encoder naming, docs updates, object locking rework in prep for atomic modeset i915: mipi DSI support, valleyview power fixes, cursor size fixes, execlist refactoring, vblank improvements, userptr support, OOM handling improvements radeon: GPUVM tuning and large page size support, gart fixes, deep color HDMI support, HDMI audio cleanups nouveau: - displayport rework should fix lots of issues - initial gk20a support - gk110b support - gk208 fixes exynos: probe order fixes, HDMI changes, IPP consolidation msm: debugfs updates, misc fixes ast: ast2400 support, sync with UMS driver tegra: cleanups, hdmi + hw cursor for Tegra 124. panel: fixes existing panels add some new ones. ipuv3: moved from staging to drivers/gpu" * 'drm-next' of git://people.freedesktop.org/~airlied/linux: (761 commits) drm/nouveau/disp/dp: fix tmds passthrough on dp connector drm/nouveau/dp: probe dpcd to determine connectedness drm/nv50-: trigger update after all connectors disabled drm/nv50-: prepare for attaching a SOR to multiple heads drm/gf119-/disp: fix debug output on update failure drm/nouveau/disp/dp: make use of postcursor when its available drm/g94-/disp/dp: take max pullup value across all lanes drm/nouveau/bios/dp: parse lane postcursor data drm/nouveau/dp: fix support for dpms drm/nouveau: register a drm_dp_aux channel for each dp connector drm/g94-/disp: add method to power-off dp lanes drm/nouveau/disp/dp: maintain link in response to hpd signal drm/g94-/disp: bash and wait for something after changing lane power regs drm/nouveau/disp/dp: split link config/power into two steps drm/nv50/disp: train PIOR-attached DP from second supervisor drm/nouveau/disp/dp: make use of existing output data for link training drm/gf119/disp: start removing direct vbios parsing from supervisor drm/nv50/disp: start removing direct vbios parsing from supervisor drm/nouveau/disp/dp: maintain receiver caps in response to hpd signal drm/nouveau/disp/dp: create subclass for dp outputs ...
2014-06-12rtnetlink: fix userspace API breakage for iproute2 < v3.9.0Michal Schmidt1-4/+18
When running RHEL6 userspace on a current upstream kernel, "ip link" fails to show VF information. The reason is a kernel<->userspace API change introduced by commit 88c5b5ce5cb57 ("rtnetlink: Call nlmsg_parse() with correct header length"), after which the kernel does not see iproute2's IFLA_EXT_MASK attribute in the netlink request. iproute2 adjusted for the API change in its commit 63338dca4513 ("libnetlink: Use ifinfomsg instead of rtgenmsg in rtnl_wilddump_req_filter"). The problem has been noticed before: http://marc.info/?l=linux-netdev&m=136692296022182&w=2 (Subject: Re: getting VF link info seems to be broken in 3.9-rc8) We can do better than tell those with old userspace to upgrade. We can recognize the old iproute2 in the kernel by checking the netlink message length. Even when including the IFLA_EXT_MASK attribute, its netlink message is shorter than struct ifinfomsg. With this patch "ip link" shows VF information in both old and new iproute2 versions. Signed-off-by: Michal Schmidt <mschmidt@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12tcp: fixing TLP's FIN recoveryPer Hurtig1-3/+1
Fix to a problem observed when losing a FIN segment that does not contain data. In such situations, TLP is unable to recover from *any* tail loss and instead adds at least PTO ms to the retransmission process, i.e., RTO = RTO + PTO. Signed-off-by: Per Hurtig <per.hurtig@kau.se> Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Nandita Dukkipati <nanditad@google.com> Acked-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12Merge branch 'fec'David S. Miller2-100/+443
Fugang Duan says: ==================== net: fec: Enable Software TSO to improve the tx performance Add SG and software TSO support for FEC. This feature allows to improve outbound throughput performance. Tested on imx6dl sabresd board, running iperf tcp tests shows: * 82% improvement comparing with NO SG & TSO patch $ ethtool -K eth0 sg on $ ethtool -K eth0 tso on [ 3] local 10.192.242.108 port 35388 connected with 10.192.242.167 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0- 3.0 sec 181 MBytes 506 Mbits/sec * cpu loading is 30% $ ethtool -K eth0 sg off $ ethtool -K eth0 tso off [ 3] local 10.192.242.108 port 52618 connected with 10.192.242.167 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0- 3.0 sec 99.5 MBytes 278 Mbits/sec FEC HW support IP header and TCP/UDP hw checksum, support multi buffer descriptor transfer one frame, but don't support HW TSO. And imx6q/dl SOC FEC Gbps speed has HW bus Bandwidth limitation (400Mbps ~ 700Mbps), imx6sx SOC FEC Gbps speed has no HW bandwidth limitation. The patch set just enable TSO feature, which is done following the mv643xx_eth driver. Test result analyze: imx6dl sabresd board: there have 82% improvement, since imx6dl FEC HW has bandwidth limitation, the performance with SW TSO is a milestone. Addition test: imx6sx sdb board: upstream still don't support imx6sx due to some patches being upstream... they use same FEC IP. Use the SW TSO patches test imx6sx sdb board in internal kernel tree: No SW TSO patch: tx bandwidth 840Mbps, cpu loading is 100%. SW TSO patch: tx bandwidth 942Mbps, cpu loading is 65%. It means the patch set have great improvement for imx6sx FEC performance. V2: * From Frank Li's suggestion: Change the API "fec_enet_txdesc_entry_free" name to "fec_enet_get_free_txdesc_num". * Summary David Laight and Eric Dumazet's thoughts: RX BD entry number change to 256. * From ezequiel's suggestion: Follow the latest TSO fixes from his solution to rework the queue stop/wake-up. Avoid unmapping the TSO header buffers. * From Eric Dumazet's suggestion: Avoid more bytes copy, just copying the unaligned part of the payload into first descriptor. The suggestion will bring more complex for the driver, and imx6dl FEC DMA need 16 bytes alignment, but cpu loading is not problem that cpu loading is 30%, the current performance is so better. Later chip like imx6sx Gigbit FEC DMA support byte alignment, so there don't exist memory copy. So, the V2 version drop the suggestion. Anyway, thanks for Eric's response and suggestion. V3: * From David Laight's feedback: Decide to drop RX BD entry number change for the SW TSO patch set. I will generate one separate patch to increase RX BDs entry for interrupt coalescing feature which will be supported in my later patch set. V4: * From David Laight's feedback: Remove the conditional in .fec_enet_get_bd_index(). V5: * Patch #4 update: From David Laight's feedback: "expect fec_enet_get_free_txdesc_num() to return one less than it does currently." Change the function: Return space available, 0..size-1. it always leave one free entry. Which is same as linux circ_buf. Thanks for Eric and ezequiel's help and idea. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12net: fec: Add software TSO supportNimrod Andy2-23/+238
Add software TSO support for FEC. This feature allows to improve outbound throughput performance. Tested on imx6dl sabresd board, running iperf tcp tests shows: - 16.2% improvement comparing with FEC SG patch - 82% improvement comparing with NO SG & TSO patch $ ethtool -K eth0 tso on $ iperf -c 10.192.242.167 -t 3 & [ 3] local 10.192.242.108 port 35388 connected with 10.192.242.167 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0- 3.0 sec 181 MBytes 506 Mbits/sec During the testing, CPU loading is 30%. Since imx6dl FEC Bandwidth is limited to SOC system bus bandwidth, the performance with SW TSO is a milestone. CC: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> CC: Eric Dumazet <eric.dumazet@gmail.com> CC: David Laight <David.Laight@ACULAB.COM> CC: Li Frank <B20596@freescale.com> Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12net: fec: Add Scatter/gather supportNimrod Andy2-62/+178
Add Scatter/gather support for FEC. This feature allows to improve outbound throughput performance. Tested on imx6dl sabresd board: Running iperf tests shows a 55.4% improvement. $ ethtool -K eth0 sg off $ iperf -c 10.192.242.167 -t 3 & [ 3] local 10.192.242.108 port 52618 connected with 10.192.242.167 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0- 3.0 sec 99.5 MBytes 278 Mbits/sec $ ethtool -K eth0 sg on $ iperf -c 10.192.242.167 -t 3 & [ 3] local 10.192.242.108 port 52617 connected with 10.192.242.167 port 5001 [ ID] Interval Transfer Bandwidth [ 3] 0.0- 3.0 sec 154 MBytes 432 Mbits/sec CC: Li Frank <B20596@freescale.com> Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12net: fec: Increase buffer descriptor entry numberNimrod Andy2-16/+17
In order to support SG, software TSO, let's increase BD entry number. CC: Ezequiel Garcia <ezequiel.garcia@free-electrons.com> CC: Eric Dumazet <eric.dumazet@gmail.com> CC: David Laight <David.Laight@ACULAB.COM> Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12net: fec: Factorize feature settingNimrod Andy1-5/+3
In order to enhance the code readable, let's factorize the feature list. Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12net: fec: Enable IP header hardware checksumNimrod Andy1-1/+2
IP header checksum is calcalated by network layer in default. To support software TSO, it is better to use HW calculate the IP header checksum. FEC hw checksum feature request the checksum field in frame is zero, otherwise the calculative CRC is not correct. For segmentated TCP packet, HW calculate the IP header checksum again, it doesn't bring any impact. For SW TSO, HW calculated checksum bring better performance. Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12net: fec: Factorize the .xmit transmit functionNimrod Andy2-35/+47
Make the code more readable and easy to support other features like SG, TSO, moving the common transmit function to one api. And the patch also factorize the getting BD index to it own function. CC: David Laight <David.Laight@ACULAB.COM> Signed-off-by: Fugang Duan <B38611@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12bridge: fix compile error when compiling without IPv6 supportLinus Lüssing1-0/+2
Some fields in "struct net_bridge" aren't available when compiling the kernel without IPv6 support. Therefore adding a check/macro to skip the complaining code sections in that case. Introduced by 2cd4143192e8c60f66cb32c3a30c76d0470a372d ("bridge: memorize and export selected IGMP/MLD querier port") Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Linus Lüssing <linus.luessing@web.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12bridge: fix smatch warning / potential null pointer dereferenceLinus Lüssing1-0/+2
"New smatch warnings: net/bridge/br_multicast.c:1368 br_ip6_multicast_query() error: we previously assumed 'group' could be null (see line 1349)" In the rare (sort of broken) case of a query having a Maximum Response Delay of zero, we could create a potential null pointer dereference. Fixing this by skipping the multicast specific MLD Query parsing again if no multicast group address is available. Introduced by dc4eb53a996a78bfb8ea07b47423ff5a3aadc362 ("bridge: adhere to querier election mechanism specified by RFCs") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Linus Lüssing <linus.luessing@web.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12via-rhine: fix full-duplex with autoneg disableFrançois Cachereul1-2/+3
With some specific configuration (VT6105M on Soekris 5510 and depending on the device at the other end), fragmented packets were not transmitted when forcing 100 full-duplex with autoneg disable. This fix now write full-duplex chips register when forcing full or half-duplex not only when autoneg is enable. Signed-off-by: François Cachereul <f.cachereul@alphalink.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12Merge branch 'for-linus' of ↵Linus Torvalds102-2028/+1796
git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs Pull vfs updates from Al Viro: "This the bunch that sat in -next + lock_parent() fix. This is the minimal set; there's more pending stuff. In particular, I really hope to get acct.c fixes merged this cycle - we need that to deal sanely with delayed-mntput stuff. In the next pile, hopefully - that series is fairly short and localized (kernel/acct.c, fs/super.c and fs/namespace.c). In this pile: more iov_iter work. Most of prereqs for ->splice_write with sane locking order are there and Kent's dio rewrite would also fit nicely on top of this pile" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs: (70 commits) lock_parent: don't step on stale ->d_parent of all-but-freed one kill generic_file_splice_write() ceph: switch to iter_file_splice_write() shmem: switch to iter_file_splice_write() nfs: switch to iter_splice_write_file() fs/splice.c: remove unneeded exports ocfs2: switch to iter_file_splice_write() ->splice_write() via ->write_iter() bio_vec-backed iov_iter optimize copy_page_{to,from}_iter() bury generic_file_aio_{read,write} lustre: get rid of messing with iovecs ceph: switch to ->write_iter() ceph_sync_direct_write: stop poking into iov_iter guts ceph_sync_read: stop poking into iov_iter guts new helper: copy_page_from_iter() fuse: switch to ->write_iter() btrfs: switch to ->write_iter() ocfs2: switch to ->write_iter() xfs: switch to ->write_iter() ...
2014-06-12Merge branch 'bnx2x'David S. Miller3-21/+54
Yuval Mintz says: ==================== bnx2x: Bug fixes patch series This patch series contains various bug fixes - 2 link related fixes, one sriov-related issue and an additional fix for a theoretical bug on new boards. Please consider applying these patches to `net'. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12bnx2x: Enlarge the dorq threshold for VFsAriel Elior1-2/+4
A malicious VF might try to starve the other VFs & PF by creating contineous doorbell floods. In order to negate this, HW has a threshold of doorbells per client, which will stop the client doorbells from arriving if crossed. The threshold currently configured for VFs is too low - under extreme traffic scenarios, it's possible for a VF to reach the threshold and thus for its fastpath to stop working. Signed-off-by: Ariel Elior <ariel.elior@qlogic.com> Signed-off-by: Yuval Mintz <yuval.mintz@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12bnx2x: Check for UNDI in uncommon branchYuval Mintz1-13/+30
If L2FW utilized by the UNDI driver has the same version number as that of the regular FW, a driver loading after UNDI and receiving an uncommon answer from management will mistakenly assume the loaded FW matches its own requirement and try to exist the flow via FLR. Signed-off-by: Yuval Mintz <yuval.mintz@qlogic.com> Signed-off-by: Ariel Elior <ariel.elior@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12bnx2x: Fix 1G-baseT linkYaniv Rosner1-0/+1
Set the phy access mode even in case of link-flap avoidance. Signed-off-by: Yaniv Rosner <yaniv.rosner@qlogic.com> Signed-off-by: Yuval Mintz <yuval.mintz@qlogic.com> Signed-off-by: Ariel Elior <ariel.elior@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12bnx2x: Fix link for KR with swapped polarity laneYaniv Rosner1-6/+19
This avoids clearing the RX polarity setting in KR mode when polarity lane is swapped, as otherwise this will result in failed link. Signed-off-by: Yaniv Rosner <yaniv.rosner@qlogic.com> Signed-off-by: Yuval Mintz <yuval.mintz@qlogic.com> Signed-off-by: Ariel Elior <ariel.elior@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12sctp: Fix sk_ack_backlog wrap-around problemXufeng Zhang1-1/+1
Consider the scenario: For a TCP-style socket, while processing the COOKIE_ECHO chunk in sctp_sf_do_5_1D_ce(), after it has passed a series of sanity check, a new association would be created in sctp_unpack_cookie(), but afterwards, some processing maybe failed, and sctp_association_free() will be called to free the previously allocated association, in sctp_association_free(), sk_ack_backlog value is decremented for this socket, since the initial value for sk_ack_backlog is 0, after the decrement, it will be 65535, a wrap-around problem happens, and if we want to establish new associations afterward in the same socket, ABORT would be triggered since sctp deem the accept queue as full. Fix this issue by only decrementing sk_ack_backlog for associations in the endpoint's list. Fix-suggested-by: Neil Horman <nhorman@tuxdriver.com> Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com> Acked-by: Daniel Borkmann <dborkman@redhat.com> Acked-by: Vlad Yasevich <vyasevich@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2014-06-12Merge commit '3cf2f34' into sched/core, to fix build errorIngo Molnar186-652/+551
Fix this dependency on the locking tree's smp_mb*() API changes: kernel/sched/idle.c:247:3: error: implicit declaration of function ‘smp_mb__after_atomic’ [-Werror=implicit-function-declaration] Signed-off-by: Ingo Molnar <mingo@kernel.org>
2014-06-12Merge branch 'pm-sleep'Rafael J. Wysocki8-32/+115
* pm-sleep: PM / sleep: trace events for device PM callbacks PM / sleep: trace events for suspend/resume
2014-06-12Merge branch 'pm-cpufreq'Rafael J. Wysocki11-61/+256
* pm-cpufreq: cpufreq: cpufreq-cpu0: remove dependency on THERMAL and REGULATOR cpufreq: tegra: update comment for clarity cpufreq: intel_pstate: Remove duplicate CPU ID check cpufreq: Mark CPU0 driver with CPUFREQ_NEED_INITIAL_FREQ_CHECK flag cpufreq: governor: remove copy_prev_load from 'struct cpu_dbs_common_info' cpufreq: governor: Be friendly towards latency-sensitive bursty workloads cpufreq: ppc-corenet-cpu-freq: do_div use quotient Revert "cpufreq: Enable big.LITTLE cpufreq driver on arm64" cpufreq: Tegra: implement intermediate frequency callbacks cpufreq: add support for intermediate (stable) frequencies
2014-06-12Merge branches 'acpi-general' and 'acpi-video'Rafael J. Wysocki2-1/+13
* acpi-general: ACPI: Fix bug when ACPI reset register is implemented in system memory * acpi-video: ACPI / video: Change the default for video.use_native_backlight to 1
2014-06-12Merge branch 'acpi-hotplug'Rafael J. Wysocki2-18/+52
* acpi-hotplug: ACPI / hotplug / PCI: Add hotplug contexts to PCI host bridges
2014-06-12blackfin: defconfigs: add MTD_SPI_NOR (new dependency for M25P80)Brian Norris7-9/+7
These defconfigs contain the CONFIG_M25P80 symbol, which is now dependent on the MTD_SPI_NOR symbol. Add CONFIG_MTD_SPI_NOR to the relevant defconfigs. At the same time, drop the now-nonexistent CONFIG_MTD_CHAR symbol. Signed-off-by: Brian Norris <computersforpeace@gmail.com> Cc: Steven Miao <realmz6@gmail.com> Cc: adi-buildroot-devel@lists.sourceforge.net Cc: linux-kernel@vger.kernel.org
2014-06-12mmc: simplify SDHCI Kconfig dependenciesArnd Bergmann1-5/+3
We have a number of front-end drivers for SDHCI_PLTFM, some of them use 'select MMC_SDHCI_PLTFM', others use 'depends on'. This is inconsistent and confusing, and in one case has also led to a build error because of incomplete dependencies: warning: (MMC_SDHCI_PXAV3 && MMC_SDHCI_PXAV2 && MMC_SDHCI_BCM_KONA) selects MMC_SDHCI_PLTFM which has unmet direct dependencies (MMC && MMC_SDHCI) drivers/built-in.o: In function `sdhci_sirf_resume': :(.text+0xaaacb4): undefined reference to `sdhci_resume_host' drivers/built-in.o: In function `sdhci_sirf_suspend': :(.text+0xaaacf8): undefined reference to `sdhci_suspend_host' drivers/built-in.o: In function `sdhci_sirf_probe': :(.text+0xaaaf44): undefined reference to `sdhci_add_host' :(.text+0xaaaf50): undefined reference to `sdhci_remove_host' This changes Kconfig to use 'depends on MMC_SDHCI_PLTFM' for all these cases, to fix the build error and make the logic more logical. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2014-06-12mmc: omap: don't select TPS65010Arnd Bergmann1-1/+1
The MMC host driver should not select the pmic driver, since that may have other dependencies, notably i2c in this case. It's not clear what the exact requirement of the driver is, but to preserve the behavior, this patch changes the 'select' into 'depends on', meaning you now have to turn on TPS65010 explicitly and then MMC_OMAP. Found during randconfig build testing. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: linux-omap@vger.kernel.org Cc: Jarkko Nikula <jarkko.nikula@bitmer.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2014-06-12mmc: mvsdio: avoid compiler warningArnd Bergmann1-1/+1
gcc correctly points out that hw_state can be used uninitially in the mvsd_setup_data() function. This rearranges the function to ensure it always contains a proper value. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: Nicolas Pitre <nico@fluxnic.net> Cc: Chris Ball <chris@printf.net> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Cc: Jason Cooper <jason@lakedaemon.net> Cc: Andrew Lunn <andrew@lunn.ch> Cc: linux-mmc@vger.kernel.org Acked-by: Nicolas Pitre <nico@linaro.org> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2014-06-12mmc: atmel-mci: incude asm/cacheclush.hArnd Bergmann1-0/+1
This avoids a build error due to the use of flush_dcache_page. drivers/mmc/host/atmel-mci.c: In function 'atmci_read_data_pio': drivers/mmc/host/atmel-mci.c:1870:5: error: implicit declaration of function 'flush_dcache_page' [-Werror=implicit-function-declaration] flush_dcache_page(sg_page(sg)); ^ Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: Ludovic Desroches <ludovic.desroches@atmel.com> Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
2014-06-12mmc: sdhci-msm: Fix fallout from sdhci refactoringStephen Boyd1-0/+4
The sdhci core was refactored recently and some of those refactorings required changes in every sdhci platform driver. Those updates happened around the same time as when the msm driver was merged so the refactorings missed the msm driver. Hook in the basic library functions so that we can boot apq8074 dragonboards again instead of crashing when we try to jump to NULL function pointers. Reported-by: Kevin Hilman <khilman@linaro.org> Cc: Georgi Djakov <gdjakov@mm-sol.com> Cc: Russell King <rmk+kernel@arm.linux.org.uk> Signed-off-by: Stephen Boyd <sboyd@codeaurora.org> Acked-by: Kumar Gala <galak@codeaurora.org> Reviewed-by: Georgi Djakov <gdjakov@mm-sol.com> Tested-by: Kevin Hilman <khilman@linaro.org> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>