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2014-10-23Merge tag 'remove-weak-declarations' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci Pull weak function declaration removal from Bjorn Helgaas: "The "weak" attribute is commonly used for the default version of a function, where an architecture can override it by providing a strong version. Some header file declarations included the "weak" attribute. That's error-prone because it causes every implementation to be weak, with no strong version at all, and the linker chooses one based on link order. What we want is the "weak" attribute only on the *definition* of the default implementation. These changes remove "weak" from the declarations, leaving it on the default definitions" * tag 'remove-weak-declarations' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: uprobes: Remove "weak" from function declarations memory-hotplug: Remove "weak" from memory_block_size_bytes() declaration kgdb: Remove "weak" from kgdb_arch_pc() declaration ARC: kgdb: generic kgdb_arch_pc() suffices vmcore: Remove "weak" from function declarations clocksource: Remove "weak" from clocksource_default_clock() declaration x86, intel-mid: Remove "weak" from function declarations audit: Remove "weak" from audit_classify_compat_syscall() declaration
2014-10-23Merge branch 'x86-efi-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 EFI updates from Peter Anvin: "This patchset falls under the "maintainers that grovel" clause in the v3.18-rc1 announcement. We had intended to push it late in the merge window since we got it into the -tip tree relatively late. Many of these are relatively simple things, but there are a couple of key bits, especially Ard's and Matt's patches" * 'x86-efi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (24 commits) rtc: Disable EFI rtc for x86 efi: rtc-efi: Export platform:rtc-efi as module alias efi: Delete the in_nmi() conditional runtime locking efi: Provide a non-blocking SetVariable() operation x86/efi: Adding efi_printks on memory allocationa and pci.reads x86/efi: Mark initialization code as such x86/efi: Update comment regarding required phys mapped EFI services x86/efi: Unexport add_efi_memmap variable x86/efi: Remove unused efi_call* macros efi: Resolve some shadow warnings arm64: efi: Format EFI memory type & attrs with efi_md_typeattr_format() ia64: efi: Format EFI memory type & attrs with efi_md_typeattr_format() x86: efi: Format EFI memory type & attrs with efi_md_typeattr_format() efi: Introduce efi_md_typeattr_format() efi: Add macro for EFI_MEMORY_UCE memory attribute x86/efi: Clear EFI_RUNTIME_SERVICES if failing to enter virtual mode arm64/efi: Do not enter virtual mode if booting with efi=noruntime or noefi arm64/efi: uefi_init error handling fix efi: Add kernel param efi=noruntime lib: Add a generic cmdline parse function parse_option_str ...
2014-10-23Merge tag 'hwmon-for-linus-v3.18-rc2' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging Pull a hwmon fix from Guenter Roeck: "Fix potential compile problem for menf21bmc hwmon driver" * tag 'hwmon-for-linus-v3.18-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (menf21bmc) Include linux/err.h
2014-10-23Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linuxLinus Torvalds
Pull drm fixes from Dave Airlie: "Intel, nouveau, radeon and qxl. Mostly for bugs introduced in the merge window, nothing too shocking" [ And one cirrus fix added later and not mentioned in the pull request.. - Linus ] * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/cirrus: bind also to qemu-xen-traditional qxl: don't create too large primary surface drm/nouveau: fix regression on agp boards drm/gt215/gr: fix initialisation on gddr5 boards drm/radeon: reduce sparse false positive warnings drm/radeon: fix vm page table block size calculation drm/ttm: Don't evict BOs outside of the requested placement range drm/ttm: Don't skip fpfn check if lpfn is 0 in ttm_bo_mem_compat drm/radeon: use gart memory for DMA ring tests drm/radeon: fix speaker allocation setup drm/radeon: initialize sadb to NULL in the audio code drm/i915: fix short vs. long hpd detection drm/i915: Don't trust the DP_DETECT bit for eDP ports on CHV Revert "drm/radeon/dpm: drop clk/voltage dependency filters for SI" Revert "drm/radeon: drop btc_get_max_clock_from_voltage_dependency_table" drm/i915: properly reenable gen8 pipe IRQs drm/i915: Move DIV_ROUND_CLOSEST_ULL macro to header drm/i915: intel_backlight scale() math WA
2014-10-23drm/cirrus: bind also to qemu-xen-traditionalOlaf Hering
qemu as used by xend/xm toolstack uses a different subvendor id. Bind the drm driver also to this emulated card. Signed-off-by: Olaf Hering <olaf@aepfle.de> cc: stable@vger.kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-10-22uprobes: Remove "weak" from function declarationsBjorn Helgaas
For the following interfaces: set_swbp() set_orig_insn() is_swbp_insn() is_trap_insn() uprobe_get_swbp_addr() arch_uprobe_ignore() arch_uprobe_copy_ixol() kernel/events/uprobes.c provides default definitions explicitly marked "weak". Some architectures provide their own definitions intended to override the defaults, but the "weak" attribute on the declarations applied to the arch definitions as well, so the linker chose one based on link order (see 10629d711ed7 ("PCI: Remove __weak annotation from pcibios_get_phb_of_node decl")). Remove the "weak" attribute from the declarations so we always prefer a non-weak definition over the weak one, independent of link order. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Ingo Molnar <mingo@kernel.org> Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com> CC: Victor Kamensky <victor.kamensky@linaro.org> CC: Oleg Nesterov <oleg@redhat.com> CC: David A. Long <dave.long@linaro.org> CC: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
2014-10-22memory-hotplug: Remove "weak" from memory_block_size_bytes() declarationBjorn Helgaas
drivers/base/memory.c provides a default memory_block_size_bytes() definition explicitly marked "weak". Several architectures provide their own definitions intended to override the default, but the "weak" attribute on the declaration applied to the arch definitions as well, so the linker chose one based on link order (see 10629d711ed7 ("PCI: Remove __weak annotation from pcibios_get_phb_of_node decl")). Remove the "weak" attribute from the declaration so we always prefer a non-weak definition over the weak one, independent of link order. Fixes: 41f107266b19 ("drivers: base: Add prototype declaration to the header file") Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Andrew Morton <akpm@linux-foundation.org> CC: Rashika Kheria <rashika.kheria@gmail.com> CC: Nathan Fontenot <nfont@austin.ibm.com> CC: Anton Blanchard <anton@au1.ibm.com> CC: Heiko Carstens <heiko.carstens@de.ibm.com> CC: Yinghai Lu <yinghai@kernel.org>
2014-10-22kgdb: Remove "weak" from kgdb_arch_pc() declarationBjorn Helgaas
kernel/debug/debug_core.c provides a default kgdb_arch_pc() definition explicitly marked "weak". Several architectures provide their own definitions intended to override the default, but the "weak" attribute on the declaration applied to the arch definitions as well, so the linker chose one based on link order (see 10629d711ed7 ("PCI: Remove __weak annotation from pcibios_get_phb_of_node decl")). Remove the "weak" attribute from the declaration so we always prefer a non-weak definition over the weak one, independent of link order. Fixes: 688b744d8bc8 ("kgdb: fix signedness mixmatches, add statics, add declaration to header") Tested-by: Vineet Gupta <vgupta@synopsys.com> # for ARC build Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Reviewed-by: Harvey Harrison <harvey.harrison@gmail.com>
2014-10-22ARC: kgdb: generic kgdb_arch_pc() sufficesVineet Gupta
The ARC version of kgdb_arch_pc() is identical to the generic version in kernel/debug/debug_core.c. Drop the ARC version so we use the generic one. Signed-off-by: Vineet Gupta <vgupta@synopsys.com> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2014-10-22vmcore: Remove "weak" from function declarationsBjorn Helgaas
For the following functions: elfcorehdr_alloc() elfcorehdr_free() elfcorehdr_read() elfcorehdr_read_notes() remap_oldmem_pfn_range() fs/proc/vmcore.c provides default definitions explicitly marked "weak". arch/s390 provides its own definitions intended to override the default ones, but the "weak" attribute on the declarations applied to the s390 definitions as well, so the linker chose one based on link order (see 10629d711ed7 ("PCI: Remove __weak annotation from pcibios_get_phb_of_node decl")). Remove the "weak" attribute from the declarations so we always prefer a non-weak definition over the weak one, independent of link order. Fixes: be8a8d069e50 ("vmcore: introduce ELF header in new memory feature") Fixes: 9cb218131de1 ("vmcore: introduce remap_oldmem_pfn_range()") Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Vivek Goyal <vgoyal@redhat.com> CC: Michael Holzheu <holzheu@linux.vnet.ibm.com>
2014-10-22clocksource: Remove "weak" from clocksource_default_clock() declarationBjorn Helgaas
kernel/time/jiffies.c provides a default clocksource_default_clock() definition explicitly marked "weak". arch/s390 provides its own definition intended to override the default, but the "weak" attribute on the declaration applied to the s390 definition as well, so the linker chose one based on link order (see 10629d711ed7 ("PCI: Remove __weak annotation from pcibios_get_phb_of_node decl")). Remove the "weak" attribute from the clocksource_default_clock() declaration so we always prefer a non-weak definition over the weak one, independent of link order. Fixes: f1b82746c1e9 ("clocksource: Cleanup clocksource selection") Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: John Stultz <john.stultz@linaro.org> Acked-by: Ingo Molnar <mingo@kernel.org> CC: Daniel Lezcano <daniel.lezcano@linaro.org> CC: Martin Schwidefsky <schwidefsky@de.ibm.com>
2014-10-22x86, intel-mid: Remove "weak" from function declarationsBjorn Helgaas
For the following interfaces: get_penwell_ops() get_cloverview_ops() get_tangier_ops() there is only one implementation, so they do not need to be marked "weak". Remove the "weak" attribute from their declarations. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Ingo Molnar <mingo@kernel.org> CC: David Cohen <david.a.cohen@linux.intel.com> CC: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com> CC: x86@kernel.org
2014-10-22audit: Remove "weak" from audit_classify_compat_syscall() declarationBjorn Helgaas
There's only one audit_classify_compat_syscall() definition, so it doesn't need to be weak. Remove the "weak" attribute from the audit_classify_compat_syscall() declaration. Signed-off-by: Bjorn Helgaas <bhelgaas@google.com> Acked-by: Richard Guy Briggs <rgb@redhat.com> CC: AKASHI Takahiro <takahiro.akashi@linaro.org>
2014-10-22qxl: don't create too large primary surfaceMarc-André Lureau
Limit primary to qemu vgamem size, to avoid reaching qemu guest bug "requested primary larger than framebuffer" on resizing screen too large to fit. Remove unneeded and misleading variables. Related to: https://bugzilla.redhat.com/show_bug.cgi?id=1127552 Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com> Cc: stable@vger.kernel.org Signed-off-by: Dave Airlie <airlied@redhat.com>
2014-10-21Merge branch 'for-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending Pull SCSI target updates from Nicholas Bellinger: "Here are the target updates for v3.18-rc2 code. These where originally destined for -rc1, but due to the combination of travel last week for KVM Forum and my mistake of taking the three week merge window literally, the pull request slipped.. Apologies for that. Things where reasonably quiet this round. The highlights include: - New userspace backend driver (target_core_user.ko) by Shaohua Li and Andy Grover - A number of cleanups in target, iscsi-taret and qla_target code from Joern Engel - Fix an OOPs related to queue full handling with CHECK_CONDITION status from Quinn Tran - Fix to disable TX completion interrupt coalescing in iser-target, that was causing problems on some hardware - Fix for PR APTPL metadata handling with demo-mode ACLs I'm most excited about the new backend driver that uses UIO + shared memory ring to dispatch I/O and control commands into user-space. This was probably the most requested feature by users over the last couple of years, and opens up a new area of development + porting of existing user-space storage applications to LIO. Thanks to Shaohua + Andy for making this happen. Also another honorable mention, a new Xen PV SCSI driver was merged via the xen/tip.git tree recently, which puts us now at 10 target drivers in upstream! Thanks to David Vrabel + Juergen Gross for their work to get this code merged" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending: (40 commits) target/file: fix inclusive vfs_fsync_range() end iser-target: Disable TX completion interrupt coalescing target: Add force_pr_aptpl device attribute target: Fix APTPL metadata handling for dynamic MappedLUNs qla_target: don't delete changed nacls target/user: Recalculate pad size inside is_ring_space_avail() tcm_loop: Fixup tag handling iser-target: Fix smatch warning target/user: Fix up smatch warnings in tcmu_netlink_event target: Add a user-passthrough backstore target: Add documentation on the target userspace pass-through driver uio: Export definition of struct uio_device target: Remove unneeded check in sbc_parse_cdb target: Fix queue full status NULL pointer for SCF_TRANSPORT_TASK_SENSE qla_target: rearrange struct qla_tgt_prm qla_target: improve qlt_unmap_sg() qla_target: make some global functions static qla_target: remove unused parameter target: simplify core_tmr_abort_task target: encapsulate smp_mb__after_atomic() ...
2014-10-21Merge branch 'for-linus' of git://git.open-osd.org/linux-open-osdLinus Torvalds
Pull email address change from Boaz Harrosh. * 'for-linus' of git://git.open-osd.org/linux-open-osd: Boaz Harrosh - fix email in Documentation Boaz Harrosh - Fix broken email address MAINTAINERS: Change Boaz Harrosh's email
2014-10-21Merge branch 'mailbox-for-linus' of ↵Linus Torvalds
git://git.linaro.org/landing-teams/working/fujitsu/integration Pull mailbox framework from Jassi Brar: "A framework for Mailbox controllers and clients have been cooking for more than a year now. Everybody in the CC list had been copied on patchset revisions and most of them have made sounds of approval, though just one concrete Reviewed-by. The patchset has also been in linux-next for a couple of weeks now and no conflict has been reported. The framework has the backing of at least 5 platforms, though I can't say if/when they upstream their drivers (some businesses have 'changed')" (Further acked-by by Arnd Bergmann and Suman Anna in the pull request thread) * 'mailbox-for-linus' of git://git.linaro.org/landing-teams/working/fujitsu/integration: dt: mailbox: add generic bindings doc: add documentation for mailbox framework mailbox: Introduce framework for mailbox mailbox: rename pl320-ipc specific mailbox.h
2014-10-21Merge git://www.linux-watchdog.org/linux-watchdogLinus Torvalds
Pull watchdog updates from Wim Van Sebroeck: - new Cadence WDT driver - new Ricoh RN5T618 watchdog - new DA9063 PMIC watchdog driver - new Meson WDT driver - add restart handling code - fixes and improvements * git://www.linux-watchdog.org/linux-watchdog: (25 commits) watchdog: meson: remove magic value for reboot watchdog: Let XILINX_WATCHDOG and TEGRA_WATCHDOG depend on HAS_IOMEM watchdog: sunxi: Add A31 watchdog support watchdog: sunxi: support parameterized compatible strings watchdog: imx2_wdt: add restart handler support watchdog: qcom: register a restart notifier watchdog: s3c2410: add restart handler watchdog: dw_wdt: add restart handler support ARM: defconfig: update multi_v7_defconfig ARM: meson: add watchdog driver ARM: docs: add documentation binding for meson watchdog stmp3xxx_rtc_wdt: Add suspend/resume PM support watchdog: Add DA9063 PMIC watchdog driver. watchdog: add driver for Ricoh RN5T618 watchdog watchdog: s3c2410_wdt: Add support for Watchdog device on Exynos7 watchdog: qcom: document device tree bindings watchdog: qcom: add support for KPSS WDT watchdog: dw_wdt: initialise TOP_INIT in dw_wdt_set_top() devicetree: Add Cadence WDT devicetree bindings documentation watchdog: Add Cadence WDT driver ...
2014-10-21Merge branch 'for-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds Pull LED update from Bryan Wu: "Basically we have some bug fixing and clean up and one big thing is we start to merge patch to add support LED Flash class" * 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/cooloney/linux-leds: leds: gpio: cleanup the leds-gpio driver led: gpio: Fix possible ZERO_SIZE_PTR pointer dereferencing error. led: gpio: Sort include headers alphabetically leds: Improve and export led_update_brightness leds: trigger: gpio: fix warning in gpio trigger for gpios whose accessor function may sleep leds: lp3944: fix sparse warning leds: avoid using DEVICE_ATTR macro for max_brightness attribute leds: make brightness type consistent across whole subsystem leds: Reorder include directives
2014-10-21Merge tag 'pwm/for-3.18-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm Pull pwm changes from Thierry Reding: "There are no new drivers here, only a couple of fixes all over the place" * tag 'pwm/for-3.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: pwm: Let PWM_CLPS711X depend on HAS_IOMEM pwm: atmel: Fix calculation of prescale value pwm: Fix uninitialized warnings in pwm_get() pwm: rockchip: Allow polarity invert on rk3288 pwm: imx: Avoid sample FIFO overflow for i.MX PWM version2 pwm: imx: Cleanup indentation for register definitions pwm: imx: Fix the macro MX3_PWMCR_PRESCALER(x) definition pwm: Fix possible ZERO_SIZE_PTR pointer dereferencing error. pwm: lpss: make it buildable only on X86 pwm: lpss: use c99 initializers in structures pwm: lpss: Fix build failure on PowerPC pwm: lpss: pci: Move to use pcim_enable_device() pwm: lpss: Properly split driver to parts pwm: lpss: Add ACPI and PCI IDs for Intel Braswell pwm: fsl-ftm: Select REGMAP_MMIO pwm: fsl-ftm: Document 'big-endian' property pwm: fsl-ftm: Convert to direct regmap API usage pwm: fsl-ftm: Clean up the code
2014-10-21Merge tag 'arc-3.18-rc1' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc Pull ARC updates from Vineet Gupta: "Sorry for the late pull request. Current stuff was ready for a while but I was hoping to squeeze in support for almost ready ARC SDP platform (and avoid a 2nd pull request), however it seems there are still some loose ends which warrant more time. - Platform code reduction/moving-up (TB10X no longer needs any callbacks) - updated boot printing - kgdb update for arc gdb 7.5 - bug fixes (some marked for stable) - more code refactoring/consolidation" * tag 'arc-3.18-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc: ARC: boot: cpu feature print enhancements ARC: boot: consolidate cross-checking of h/w and s/w ARC: unbork FPU save/restore ARC: remove extraneous __KERNEL__ guards ARC: Update order of registers in KGDB to match GDB 7.5 ARC: Remove unneeded Kconfig entry NO_DMA ARC: BUG() dumps stack after @msg (@msg now same as in generic BUG)) ARC: refactoring: reduce the scope of some local vars ARC: remove gcc mpy heuristics ARC: RIP @running_on_hw ARC: Update comments about uncached address space ARC: rename kconfig option for unaligned emulation ARC: [nsimosci] Allow "headless" models to boot ARC: [arcfpga] Get rid of ARC_BOARD_ANGEL4 and ARC_BOARD_ML509 ARC: [arcfpga] Remove more dead code ARC: [plat*] move code out of .init_machine into common ARC: [arcfpga] consolidate machine description, DT ARC: Allow SMP kernel to build/boot on UP-only infrastructure
2014-10-21Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux Pull more powerpc updates from Michael Ellerman: "Here's some more updates for powerpc for 3.18. They are a bit late I know, though must are actually bug fixes. In my defence I nearly cut the top of my finger off last weekend in a gruesome bike maintenance accident, so I spent a good part of the week waiting around for doctors. True story, I can send photos if you like :) Probably the most interesting fix is the sys_call_table one, which enables syscall tracing for powerpc. There's a fix for HMI handling for old firmware, more endian fixes for firmware interfaces, more EEH fixes, Anton fixed our routine that gets the current stack pointer, and a few other misc bits" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mpe/linux: (22 commits) powerpc: Only do dynamic DMA zone limits on platforms that need it powerpc: sync pseries_le_defconfig with pseries_defconfig powerpc: Add printk levels to setup_system output powerpc/vphn: NUMA node code expects big-endian powerpc/msi: Use WARN_ON() in msi bitmap selftests powerpc/msi: Fix the msi bitmap alignment tests powerpc/eeh: Block CFG upon frozen Shiner adapter powerpc/eeh: Don't collect logs on PE with blocked config space powerpc/eeh: Block PCI config access upon frozen PE powerpc/pseries: Drop config requests in EEH accessors powerpc/powernv: Drop config requests in EEH accessors powerpc/eeh: Rename flag EEH_PE_RESET to EEH_PE_CFG_BLOCKED powerpc/eeh: Fix condition for isolated state powerpc/pseries: Make CPU hotplug path endian safe powerpc/pseries: Use dump_stack instead of show_stack powerpc: Rename __get_SP() to current_stack_pointer() powerpc: Reimplement __get_SP() as a function not a define powerpc/numa: Add ability to disable and debug topology updates powerpc/numa: check error return from proc_create powerpc/powernv: Fallback to old HMI handling behavior for old firmware ...
2014-10-21Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux Pull s390 updates from Martin Schwidefsky: "One patch to enable the BPF system call and three more bug fixes" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/uprobes: fix kprobes dependency s390: wire up bpf syscall s390/mm: fixing calls of pte_unmap_unlock s390/hmcdrv: Restrict s390 HMC driver to S390 arch
2014-10-20watchdog: meson: remove magic value for rebootCarlo Caione
This patch removes the magic value used for rebooting the board. This value is useless and leads to a static checker warning as reported by Dan Carpenter. Signed-off-by: Carlo Caione <carlo@caione.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: Let XILINX_WATCHDOG and TEGRA_WATCHDOG depend on HAS_IOMEMChen Gang
They need HAS_IOMEM, so let them depend on it, the related error (with allmodconfig under um): MODPOST 1205 modules ERROR: "devm_ioremap_resource" [drivers/watchdog/tegra_wdt.ko] undefined! ERROR: "devm_ioremap_resource" [drivers/watchdog/of_xilinx_wdt.ko] undefined! Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: sunxi: Add A31 watchdog supportChen-Yu Tsai
This patch adds support for the watchdog hardware found in A31 and newer SoCs. This new hardware has registers at different offsets, and the system reset control has been split out of the "mode" register into a new "configuration" register. Differences not supported by this driver include separate interrupt lines for each watchdog, instead of sharing an interrupt line and registers with the timer block. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: sunxi: support parameterized compatible stringsChen-Yu Tsai
This patch adds support for hardware parameters tied to compatible strings, so similar hardware can reuse the driver. This will be used to support the newer watchdog found in A31 and later SoCs. Differences in the new hardware include separate interrupt lines for each watchdog, and corresponding interrupt control/status registers. Watchdog control registers were also slightly rearranged. Also replace ioread32()/iowrite32() with readl()/writel() in various places changed. Signed-off-by: Chen-Yu Tsai <wens@csie.org> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Heiko Stuebner <heiko@sntech.de> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2014-10-20watchdog: imx2_wdt: add restart handler supportJingchang Lu
Register the watchdog as the system restart function to the new introducing kernel restart call chain in the driver instead of providing the restart in machine desc. This restart handler function is from the mxc_restart() in arch/arm/mach-imx/system.c Signed-off-by: Jingchang Lu <jingchang.lu@freescale.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: qcom: register a restart notifierJosh Cartwright
The WDT's BITE_TIME warm-reset behavior can be leveraged as a last resort mechanism for triggering chip reset. Usually, other restart methods (such as PS_HOLD) are preferrable for issuing a more complete reset of the chip. As such, keep the priority of the watchdog notifier low. Signed-off-by: Josh Cartwright <joshc@codeaurora.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: s3c2410: add restart handlerHeiko Stuebner
On a lot of Samsung systems the watchdog is responsible for restarting the system and until now this code was contained in plat-samsung/watchdog-reset.c. With the introduction of the restart handlers, this code can now move into driver itself, removing the need for arch-specific code. Tested on a S3C2442 based GTA02 Signed-off-by: Heiko Stuebner <heiko@sntech.de> Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2014-10-20watchdog: dw_wdt: add restart handler supportJisheng Zhang
The kernel core now provides an API to trigger a system restart. Register with it to support restarting the system via. watchdog. Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20ARM: defconfig: update multi_v7_defconfigCarlo Caione
Update the multi_v7_defconfig enabling the watchdog driver for Meson SoCs. Signed-off-by: Carlo Caione <carlo@caione.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20ARM: meson: add watchdog driverCarlo Caione
This patch adds the watchdog driver for the Amlogic Meson SoCs used also to reboot the device. Signed-off-by: Carlo Caione <carlo@caione.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20ARM: docs: add documentation binding for meson watchdogCarlo Caione
Signed-off-by: Carlo Caione <carlo@caione.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20stmp3xxx_rtc_wdt: Add suspend/resume PM supportJanusz Uzycki
There is no conflict with rtc/rtc-stmp3xxx.c parent because modified registers in PM functions of stmp3xxx_rtc_wdt are different. Signed-off-by: Janusz Uzycki <j.uzycki@elproma.com.pl> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: Add DA9063 PMIC watchdog driver.Krystian Garbaciak
This driver supports the watchdog device inside the DA9063 PMIC. Signed-off-by: Krystian Garbaciak <krystian.garbaciak@diasemi.com> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de> Signed-off-by: Markus Pargmann <mpa@pengutronix.de> Acked-by: Steve Twiss <stwiss.opensource@diasemi.com> Tested-by: Steve Twiss <stwiss.opensource@diasemi.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: add driver for Ricoh RN5T618 watchdogBeniamino Galvani
This adds a driver for the watchdog timer available in Ricoh RN5T618 PMIC. The device supports a programmable expiration time of 1, 8, 32 or 128 seconds. Signed-off-by: Beniamino Galvani <b.galvani@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: s3c2410_wdt: Add support for Watchdog device on Exynos7Naveen Krishna Chatradhi
Exynos7 SoC has a Watchdog for Atlas (A57) cores This patch adds support for the Atlas watchdog. Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@samsung.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: qcom: document device tree bindingsJosh Cartwright
The Qualcomm Krait Processor Sub-system (KPSS) contains one or more instances of the WDT. Provide documentation on how to describe these in the device tree. Signed-off-by: Josh Cartwright <joshc@codeaurora.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: qcom: add support for KPSS WDTJosh Cartwright
Add a driver for the watchdog timer block found in the Krait Processor Subsystem (KPSS) on the MSM8960, APQ8064, and IPQ8064. Signed-off-by: Josh Cartwright <joshc@codeaurora.org> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: dw_wdt: initialise TOP_INIT in dw_wdt_set_top()Jisheng Zhang
The TOP_INIT, ie bit 4-7 of the WDOG_TIMEOUT_RANGE_REG_OFFSET register may be zero, so the timeout period may be very short after initialization is done, thus the system may be reset soon after enabling. We fix this problem by also initialising the TOP_INIT when setting TOP in function dw_wdt_set_top(). Signed-off-by: Jisheng Zhang <jszhang@marvell.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20devicetree: Add Cadence WDT devicetree bindings documentationHarini Katakam
Add cadence-wdt bindings documentation. Signed-off-by: Harini Katakam <harinik@xilinx.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: Add Cadence WDT driverHarini Katakam
Add Cadence WDT driver. This is used by Xilinx Zynq. Signed-off-by: Harini Katakam <harinik@xilinx.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: simplify definitions of WATCHDOG_NOWAYOUT(_INIT_STATUS)?Uwe Kleine-König
Signed-off-by: Uwe Kleine-K=C3=B6nig <u.kleine-koenig@pengutronix.de> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: imx2_wdt: Convert to use regmap framework's endianness method.Xiubo Li
Signed-off-by: Xiubo Li <Li.Xiubo@freescale.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: ts72xx_wdt: Kill superfluous variable in removeMika Westerberg
There is no need to store the return value of misc_deregister() in a variable. Instead we can just return the value directly. Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20powerpc: booke_wdt: Fix build error as a modulePranith Kumar
Building booke_wdt fails when trying to build as a module as there is no early_param() in module. Fix by using module_param() instead of early_param(). Signed-off-by: Pranith Kumar <bobby.prani@gmail.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20watchdog: xilinx: Remove .owner field for driverMichal Simek
There is no need to init .owner field. Based on the patch from Peter Griffin <peter.griffin@linaro.org> "mmc: remove .owner field for drivers using module_platform_driver" This patch removes the superflous .owner field for drivers which use the module_platform_driver API, as this is overriden in platform_driver_register anyway." Signed-off-by: Michal Simek <michal.simek@xilinx.com> Reviewed-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
2014-10-20Merge tag 'ext4_for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 Pull ext4 updates from Ted Ts'o: "A large number of cleanups and bug fixes, with some (minor) journal optimizations" [ This got sent to me before -rc1, but was stuck in my spam folder. - Linus ] * tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: (67 commits) ext4: check s_chksum_driver when looking for bg csum presence ext4: move error report out of atomic context in ext4_init_block_bitmap() ext4: Replace open coded mdata csum feature to helper function ext4: delete useless comments about ext4_move_extents ext4: fix reservation overflow in ext4_da_write_begin ext4: add ext4_iget_normal() which is to be used for dir tree lookups ext4: don't orphan or truncate the boot loader inode ext4: grab missed write_count for EXT4_IOC_SWAP_BOOT ext4: optimize block allocation on grow indepth ext4: get rid of code duplication ext4: fix over-defensive complaint after journal abort ext4: fix return value of ext4_do_update_inode ext4: fix mmap data corruption when blocksize < pagesize vfs: fix data corruption when blocksize < pagesize for mmaped data ext4: fold ext4_nojournal_sops into ext4_sops ext4: support freezing ext2 (nojournal) file systems ext4: fold ext4_sync_fs_nojournal() into ext4_sync_fs() ext4: don't check quota format when there are no quota files jbd2: simplify calling convention around __jbd2_journal_clean_checkpoint_list jbd2: avoid pointless scanning of checkpoint lists ...
2014-10-20pwm: Let PWM_CLPS711X depend on HAS_IOMEMChen Gang
PWM_CLPS711X needs HAS_IOMEM, so depend on it, the related error (with allmodconfig under um): MODPOST 1205 modules ERROR: "devm_ioremap_resource" [drivers/pwm/pwm-clps711x.ko] undefined! ERROR: "devm_ioremap" [drivers/net/phy/mdio-bcm-unimac.ko] undefined! Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>