Commit graph

630049 commits

Author SHA1 Message Date
Aviv Heller 4babcf97c5 IB/mlx5: Set unique device name on LAG
IB bond device name is now 'mlx5_bond_X', instead of
'mlx5_X'.

Signed-off-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:21 -04:00
Aviv Heller 88621dfe90 IB/mlx5: Port status track LAG master, when LAG is active
When LAG is active, port up/down events should be triggered
by tracking the LAG master, and not one of the two slave
netdevs.

In the same manner, ib_query_port() should return the details
of the LAG master.

Signed-off-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:21 -04:00
Aviv Heller 9ef9c640f4 IB/mlx5: Merge vports flow steering during LAG
This is done in two steps:
1) Issuing CREATE_VPORT_LAG in order to have Ethernet traffic from
both ports arriving on PF0 root flowtable, so we will be able to catch
all raw-eth traffic on PF0.
2) Creation of LAG demux flowtable in order to direct all non-raw-eth
traffic back to its source port, assuring that normal Ethernet
traffic "jumps" to the root flowtable of its RX port (non-LAG behavior).

Signed-off-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:20 -04:00
Aviv Heller 5ec8c83e3a IB/mlx5: Port events in RoCE now rely on netdev events
Since ib_query_port() in RoCE returns the state of its netdev as the port
state, it makes sense to propagate the port up/down events to ib_core
when the netdev port state changes, instead of relying on traditional
core events.

This also keeps both the event and ib_query_port() synchronized.

Signed-off-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:20 -04:00
Yishai Hadas 350d0e4c7e IB/mlx5: Track asynchronous events on a receive work queue
Track asynchronous events on a receive work queue by using the
mlx5_core_create_rq_tracked API.

In case a fatal error has occurred letting the IB layer know about by
using the ib_wq event handler.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:20 -04:00
Maor Gottlieb 466fa6d2e3 IB/mlx5: Add support of more IPv6 fields to flow steering
Add support to receive Traffic Class, specific IPv6 protocol
or IPv6 flow label.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:19 -04:00
Maor Gottlieb ca0d475385 IB/mlx5: Add support in TOS and protocol to flow steering
Add support to receive TOS or specific IPv4 protocol.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:19 -04:00
Maor Gottlieb a72c6a2b0e IB/core: Add more fields to IPv6 flow specification
Add the following fields to IPv6 flow filter specification:
1. Traffic Class
2. Flow Label
3. Next Header
4. Hop Limit

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:18 -04:00
Maor Gottlieb 989a3a8f91 IB/uverbs: Add more fields to IPv4 flow specification
Add the following fields to IPv4 flow filter specification:
1. Type of Service
2. Time to Live
3. Flags
4. Protocol

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:18 -04:00
Maor Gottlieb 15dfbd6b4f IB/uverbs: Add support to extend flow steering specifications
Flow steering specifications structures were implemented as in an
extensible way that allows one to add new filters and new fields
to existing filters.
These specifications have never been extended, therefore the
kernel flow specifications size and the user flow specifications size
were must to be equal.

In downstream patch, the IPv4 flow specifications type is extended to
support TOS and TTL fields.

To support an extension we change the flow specifications size
condition test to be as following:

* If the user flow specifications is bigger than the kernel
specifications, we verify that all the bits which not in the kernel
specifications are zeros and the flow is added only with the kernel
specifications fields.

* Otherwise, we add flow rule only with the user specifications fields.

User space filters must be aligned with 32bits.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:17 -04:00
Maor Gottlieb c47ac6aee6 IB/mlx5: Add validation to flow specifications parsing
Add validation check that all set fields in flow specification
are supported by vendor.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:17 -04:00
Maor Gottlieb 1f02a09c38 IB/mlx4: Add validation to flow specifications parsing
Add validation check that all set fields in flow specification
are supported by vendor.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:16 -04:00
Maor Gottlieb cc0e5d4235 IB/mlx5: Add sniffer support to steering
Add support to create sniffer rule. This rule receive all
incoming and outgoing packets from the port.
A user could create such rule by using IB_FLOW_ATTR_SNIFFER type.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:16 -04:00
Maor Gottlieb d9d4980af2 IB/mlx5: Increase flow table reference count in create rule
Move the reference count increasing of flow table to be in
create_flow_rule, it will increase the reference count for each rule
creation and not for each flow.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:15 -04:00
Maor Gottlieb dd063d0e6c IB/mlx5: Fix coverity warning
Fix covertiy warning of passing "&flow_attr" to function
"create_flow_rule" which uses it as an array.

In addition pass flow attributes argument as const.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:15 -04:00
Maor Gottlieb 5497adc632 IB/mlx5: Save flow table priority handler instead of index
Saving the flow table priority object's pointer in the flow handle
is necessary for downstream patches since the sniffer flow table isn't
placed at the standard flow_db structure but in a different database.

Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:15 -04:00
Maor Gottlieb 7055a29471 IB/mlx5: Fix steering resource leak
Fix multicast flow rule leak on adding unicast rule failure.

Fixes: 038d2ef875 ('IB/mlx5: Add flow steering support')
Signed-off-by: Maor Gottlieb <maorg@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:14 -04:00
Alex Vesker eb49ab0c5f IB/mlx5: Add port counter support for raw packet QP
Counters weren't updated due to raw packet QPs' traffic since the
counter-id was not associated with the QP. Added support for
associating the q-counter-id with the raw packet QP. The attachment
is done only when changing RQ raw packet QP state from RST to INIT
in modify-RQ command. FW support is required for the above, without
this support raw packet QP counters will not count.

Signed-off-by: Alex Vesker <valex@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:14 -04:00
Alex Vesker 0680efa214 IB/mlx5: Refactor raw packet QP modify function
Added a struct for modifying raw QP, this will allow modifying
multiple parameters in raw packet QP RQ and can also be used for
SQ in the future.

Signed-off-by: Alex Vesker <valex@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:13 -04:00
Yishai Hadas 31f69a82b4 IB/mlx5: Expose RSS related capabilities
Expose RSS related capabilities on both IB and vendor channels.

In addition to the IB capabilities the driver reports some extra
capabilities on its vendor channel:
- Bit mask of the supported types of hash functions.
- Bit mask of the supported RX fields that can participate
  in the RX hashing.

Those capabilities are applicable only when the link layer
is Ethernet.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:13 -04:00
Yishai Hadas 47adf2f4f5 IB/uverbs: Expose RSS related capabilities
Query RSS related attributes and return them to user-space via the
extended query device uverbs command.

It includes both direct ones (i.e. struct ib_uverbs_rss_caps) and
max_wq_type_rq which may be used in both RSS and non RSS flows.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:12 -04:00
Yishai Hadas ccf2056260 IB/core: Expose RSS related capabilities
Expose RSS related capabilities, it includes both direct ones (i.e.
struct ib_rss_caps) and max_wq_type_rq which may be used in both
RSS and non RSS flows.

Specifically,
supported_qpts:
- QP types that support RSS on the device.

max_rwq_indirection_tables:
- Max number of receive work queue indirection tables that
  could be opened on the device.

max_rwq_indirection_table_size:
- Max size of a receive work queue indirection table.

max_wq_type_rq:
- Max number of work queues of receive type that
  could be opened on the device.

Signed-off-by: Yishai Hadas <yishaih@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
2016-10-07 16:54:12 -04:00
Linus Torvalds 2ab704a47e Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial
Pull trivial updates from Jiri Kosina:
 "The usual rocket science from the trivial tree"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial:
  tracing/syscalls: fix multiline in error message text
  lib/Kconfig.debug: fix DEBUG_SECTION_MISMATCH description
  doc: vfs: fix fadvise() sycall name
  x86/entry: spell EBX register correctly in documentation
  securityfs: fix securityfs_create_dir comment
  irq: Fix typo in tracepoint.xml
2016-10-07 12:24:08 -07:00
Linus Torvalds ddc4e6d232 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching
Pull livepatching updates from Jiri Kosina:

 - fix for patching modules that contain .altinstructions or
   .parainstructions sections, from Jessica Yu

 - make TAINT_LIVEPATCH a per-module flag (so that it's immediately
   clear which module caused the taint), from Josh Poimboeuf

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/livepatching:
  livepatch/module: make TAINT_LIVEPATCH module-specific
  Documentation: livepatch: add section about arch-specific code
  livepatch/x86: apply alternatives and paravirt patches after relocations
  livepatch: use arch_klp_init_object_loaded() to finish arch-specific tasks
2016-10-07 12:02:24 -07:00
Linus Torvalds bc75450cc3 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
Pull HID updates from Jiri Kosina:

 - Integrated Sensor Hub support (Cherrytrail+) from Srinivas Pandruvada

 - Big cleanup of Wacom driver; namely it's now using devres, and the
   standardized LED API so that libinput doesn't need to have root
   access any more, with substantial amount of other cleanups
   piggy-backing on top. All this from Benjamin Tissoires

 - Report descriptor parsing would now ignore and out-of-range System
   controls in case of the application actually being System Control.
   This fixes quite some issues with several devices, and allows us to
   remove a few ->report_fixup callbacks. From Benjamin Tissoires

 - ... a lot of other assorted small fixes and device ID additions

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (76 commits)
  HID: add missing \n to end of dev_warn messages
  HID: alps: fix multitouch cursor issue
  HID: hid-logitech: Documentation updates/corrections
  HID: hid-logitech: Improve Wingman Formula Force GP support
  HID: hid-logitech: Rewrite of descriptor for all DF wheels
  HID: hid-logitech: Compute combined pedals value
  HID: hid-logitech: Add combined pedal support Logitech wheels
  HID: hid-logitech: Introduce control for combined pedals feature
  HID: sony: Update copyright and add Dualshock 4 rate control note
  HID: sony: Defer the initial USB Sixaxis output report
  HID: sony: Relax duplicate checking for USB-only devices
  Revert "HID: microsoft: fix invalid rdesc for 3k kbd"
  HID: alps: fix error return code in alps_input_configured()
  HID: alps: fix stick device not working after resume
  HID: support for keyboard - Corsair STRAFE
  HID: alps: Fix memory leak
  HID: uclogic: Add support for UC-Logic TWHA60 v3
  HID: uclogic: Override constant descriptors
  HID: uclogic: Support UGTizer GP0610 partially
  HID: uclogic: Add support for several more tablets
  ...
2016-10-07 11:58:38 -07:00
Linus Torvalds e6e3d8f8f4 PCI changes for the v4.9 merge window:
Enumeration
     microblaze: Add multidomain support for procfs (Bharat Kumar Gogada)
 
   Resource management
     Ignore requested alignment for PROBE_ONLY and fixed resources (Yongji Xie)
     Ignore requested alignment for VF BARs (Yongji Xie)
 
   PCI device hotplug
     Make core explicitly non-modular (Paul Gortmaker)
 
   PCIe native device hotplug
     Rename pcie_isr() locals for clarity (Bjorn Helgaas)
     Return IRQ_NONE when we can't read interrupt status (Bjorn Helgaas)
     Remove unnecessary guard (Bjorn Helgaas)
     Clean up dmesg "Slot(%s)" messages (Bjorn Helgaas)
     Remove useless pciehp_get_latch_status() calls (Bjorn Helgaas)
     Clear attention LED on device add (Keith Busch)
     Allow exclusive userspace control of indicators (Keith Busch)
     Process all hotplug events before looking for new ones (Mayurkumar Patel)
     Don't re-read Slot Status when queuing hotplug event (Mayurkumar Patel)
     Don't re-read Slot Status when handling surprise event (Mayurkumar Patel)
     Make explicitly non-modular (Paul Gortmaker)
 
   Power management
     Afford direct-complete to devices with non-standard PM (Lukas Wunner)
     Query platform firmware for device power state (Lukas Wunner)
     Recognize D3cold in pci_update_current_state() (Lukas Wunner)
     Avoid unnecessary resume after direct-complete (Lukas Wunner)
     Make explicitly non-modular (Paul Gortmaker)
 
   Virtualization
     Mark Atheros AR9580 to avoid bus reset (Maik Broemme)
     Check for pci_setup_device() failure in pci_iov_add_virtfn() (Po Liu)
 
   MSI
     Enable PCI_MSI_IRQ_DOMAIN support for ARC (Joao Pinto)
 
   AER
     Remove aerdriver.nosourceid kernel parameter (Bjorn Helgaas)
     Remove aerdriver.forceload kernel parameter (Bjorn Helgaas)
     Fix aer_probe() kernel-doc comment (Cao jin)
     Add bus flag to skip source ID matching (Jon Derrick)
     Avoid memory allocation in interrupt handling path (Jon Derrick)
     Cache capability position (Keith Busch)
     Make explicitly non-modular (Paul Gortmaker)
     Remove duplicate AER severity translation (Tyler Baicar)
     Send correct severity to calculate AER severity (Tyler Baicar)
 
   Precision Time Measurement
     Add Precision Time Measurement (PTM) support (Jonathan Yong)
     Add PTM clock granularity information (Bjorn Helgaas)
     Add pci_enable_ptm() for drivers to enable PTM on endpoints (Bjorn Helgaas)
 
   Generic host bridge driver
     Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
     Make explicitly non-modular (Paul Gortmaker)
 
   Altera host bridge driver
     Remove redundant platform_get_resource() return value check (Bjorn Helgaas)
     Poll for link training status after retraining the link (Ley Foon Tan)
     Rework config accessors for use without a struct pci_bus (Ley Foon Tan)
     Move retrain from fixup to altera_pcie_host_init() (Ley Foon Tan)
     Make MSI explicitly non-modular (Paul Gortmaker)
     Make explicitly non-modular (Paul Gortmaker)
     Relax device number checking to allow SR-IOV (Po Liu)
 
   ARM Versatile host bridge driver
     Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
 
   Axis ARTPEC-6 host bridge driver
     Drop __init from artpec6_add_pcie_port() (Niklas Cassel)
 
   Freescale i.MX6 host bridge driver
     Make explicitly non-modular (Paul Gortmaker)
 
   Intel VMD host bridge driver
     Add quirk for AER to ignore source ID (Jon Derrick)
     Allocate IRQ lists with correct MSI-X count (Jon Derrick)
     Convert to use pci_alloc_irq_vectors() API (Jon Derrick)
     Eliminate vmd_vector member from list type (Jon Derrick)
     Eliminate index member from IRQ list (Jon Derrick)
     Synchronize with RCU freeing MSI IRQ descs (Keith Busch)
     Request userspace control of PCIe hotplug indicators (Keith Busch)
     Move VMD driver to drivers/pci/host (Keith Busch)
 
   Marvell Aardvark host bridge driver
     Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
     Remove redundant dev_err call in advk_pcie_probe() (Wei Yongjun)
 
   Microsoft Hyper-V host bridge driver
     Use zero-length array in struct pci_packet (Dexuan Cui)
     Use pci_function_description[0] in struct definitions (Dexuan Cui)
     Remove the unused 'wrk' in struct hv_pcibus_device (Dexuan Cui)
     Handle vmbus_sendpacket() failure in hv_compose_msi_msg() (Dexuan Cui)
     Handle hv_pci_generic_compl() error case (Dexuan Cui)
     Use list_move_tail() instead of list_del() + list_add_tail() (Wei Yongjun)
 
   NVIDIA Tegra host bridge driver
     Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
     Remove redundant _data suffix (Thierry Reding)
     Use of_device_get_match_data() (Thierry Reding)
 
   Qualcomm host bridge driver
     Make explicitly non-modular (Paul Gortmaker)
 
   Renesas R-Car host bridge driver
     Consolidate register space lookup and ioremap (Bjorn Helgaas)
     Don't disable/unprepare clocks on prepare/enable failure (Geert Uytterhoeven)
     Add multi-MSI support (Grigory Kletsko)
     Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
     Fix some checkpatch warnings (Sergei Shtylyov)
     Try increasing PCIe link speed to 5 GT/s at boot (Sergei Shtylyov)
 
   Rockchip host bridge driver
     Add DT bindings for Rockchip PCIe controller (Shawn Lin)
     Add Rockchip PCIe controller support (Shawn Lin)
     Improve the deassert sequence of four reset pins (Shawn Lin)
     Fix wrong transmitted FTS count (Shawn Lin)
     Increase the Max Credit update interval (Rajat Jain)
 
   Samsung Exynos host bridge driver
     Make explicitly non-modular (Paul Gortmaker)
 
   ST Microelectronics SPEAr13xx host bridge driver
     Make explicitly non-modular (Paul Gortmaker)
 
   Synopsys DesignWare host bridge driver
     Return data directly from dw_pcie_readl_rc() (Bjorn Helgaas)
     Exchange viewport of `MEMORYs' and `CFGs/IOs' (Dong Bo)
     Check LTSSM training bit before deciding link is up (Jisheng Zhang)
     Move link wait definitions to .c file (Joao Pinto)
     Wait for iATU enable (Joao Pinto)
     Add iATU Unroll feature (Joao Pinto)
     Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
     Make explicitly non-modular (Paul Gortmaker)
     Relax device number checking to allow SR-IOV (Po Liu)
     Keep viewport fixed for IO transaction if num_viewport > 2 (Pratyush Anand)
     Remove redundant platform_get_resource() return value check (Wei Yongjun)
 
   TI DRA7xx host bridge driver
     Make explicitly non-modular (Paul Gortmaker)
 
   TI Keystone host bridge driver
     Propagate request_irq() failure (Wei Yongjun)
 
   Xilinx AXI host bridge driver
     Keep both legacy and MSI interrupt domain references (Bharat Kumar Gogada)
     Clear interrupt register for invalid interrupt (Bharat Kumar Gogada)
     Clear correct MSI set bit (Bharat Kumar Gogada)
     Dispose of MSI virtual IRQ (Bharat Kumar Gogada)
     Make explicitly non-modular (Paul Gortmaker)
     Relax device number checking to allow SR-IOV (Po Liu)
 
   Xilinx NWL host bridge driver
     Expand error logging (Bharat Kumar Gogada)
     Enable all MSI interrupts using MSI mask (Bharat Kumar Gogada)
     Make explicitly non-modular (Paul Gortmaker)
 
   Miscellaneous
     Drop CONFIG_KEXEC_CORE ifdeffery (Lukas Wunner)
     portdrv: Make explicitly non-modular (Paul Gortmaker)
     Make DPC explicitly non-modular (Paul Gortmaker)
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Merge tag 'pci-v4.9-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI updates from Bjorn Helgaas:
 "Summary of PCI changes for the v4.9 merge window:

  Enumeration:
   - microblaze: Add multidomain support for procfs (Bharat Kumar Gogada)

  Resource management:
   - Ignore requested alignment for PROBE_ONLY and fixed resources (Yongji Xie)
   - Ignore requested alignment for VF BARs (Yongji Xie)

  PCI device hotplug:
   - Make core explicitly non-modular (Paul Gortmaker)

  PCIe native device hotplug:
   - Rename pcie_isr() locals for clarity (Bjorn Helgaas)
   - Return IRQ_NONE when we can't read interrupt status (Bjorn Helgaas)
   - Remove unnecessary guard (Bjorn Helgaas)
   - Clean up dmesg "Slot(%s)" messages (Bjorn Helgaas)
   - Remove useless pciehp_get_latch_status() calls (Bjorn Helgaas)
   - Clear attention LED on device add (Keith Busch)
   - Allow exclusive userspace control of indicators (Keith Busch)
   - Process all hotplug events before looking for new ones (Mayurkumar Patel)
   - Don't re-read Slot Status when queuing hotplug event (Mayurkumar Patel)
   - Don't re-read Slot Status when handling surprise event (Mayurkumar Patel)
   - Make explicitly non-modular (Paul Gortmaker)

  Power management:
   - Afford direct-complete to devices with non-standard PM (Lukas Wunner)
   - Query platform firmware for device power state (Lukas Wunner)
   - Recognize D3cold in pci_update_current_state() (Lukas Wunner)
   - Avoid unnecessary resume after direct-complete (Lukas Wunner)
   - Make explicitly non-modular (Paul Gortmaker)

  Virtualization:
   - Mark Atheros AR9580 to avoid bus reset (Maik Broemme)
   - Check for pci_setup_device() failure in pci_iov_add_virtfn() (Po Liu)

  MSI:
   - Enable PCI_MSI_IRQ_DOMAIN support for ARC (Joao Pinto)

  AER:
   - Remove aerdriver.nosourceid kernel parameter (Bjorn Helgaas)
   - Remove aerdriver.forceload kernel parameter (Bjorn Helgaas)
   - Fix aer_probe() kernel-doc comment (Cao jin)
   - Add bus flag to skip source ID matching (Jon Derrick)
   - Avoid memory allocation in interrupt handling path (Jon Derrick)
   - Cache capability position (Keith Busch)
   - Make explicitly non-modular (Paul Gortmaker)
   - Remove duplicate AER severity translation (Tyler Baicar)
   - Send correct severity to calculate AER severity (Tyler Baicar)

  Precision Time Measurement:
   - Add Precision Time Measurement (PTM) support (Jonathan Yong)
   - Add PTM clock granularity information (Bjorn Helgaas)
   - Add pci_enable_ptm() for drivers to enable PTM on endpoints (Bjorn Helgaas)

  Generic host bridge driver:
   - Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
   - Make explicitly non-modular (Paul Gortmaker)

  Altera host bridge driver:
   - Remove redundant platform_get_resource() return value check (Bjorn Helgaas)
   - Poll for link training status after retraining the link (Ley Foon Tan)
   - Rework config accessors for use without a struct pci_bus (Ley Foon Tan)
   - Move retrain from fixup to altera_pcie_host_init() (Ley Foon Tan)
   - Make MSI explicitly non-modular (Paul Gortmaker)
   - Make explicitly non-modular (Paul Gortmaker)
   - Relax device number checking to allow SR-IOV (Po Liu)

  ARM Versatile host bridge driver:
   - Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)

  Axis ARTPEC-6 host bridge driver:
   - Drop __init from artpec6_add_pcie_port() (Niklas Cassel)

  Freescale i.MX6 host bridge driver:
   - Make explicitly non-modular (Paul Gortmaker)

  Intel VMD host bridge driver:
   - Add quirk for AER to ignore source ID (Jon Derrick)
   - Allocate IRQ lists with correct MSI-X count (Jon Derrick)
   - Convert to use pci_alloc_irq_vectors() API (Jon Derrick)
   - Eliminate vmd_vector member from list type (Jon Derrick)
   - Eliminate index member from IRQ list (Jon Derrick)
   - Synchronize with RCU freeing MSI IRQ descs (Keith Busch)
   - Request userspace control of PCIe hotplug indicators (Keith Busch)
   - Move VMD driver to drivers/pci/host (Keith Busch)

  Marvell Aardvark host bridge driver:
   - Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
   - Remove redundant dev_err call in advk_pcie_probe() (Wei Yongjun)

  Microsoft Hyper-V host bridge driver:
   - Use zero-length array in struct pci_packet (Dexuan Cui)
   - Use pci_function_description[0] in struct definitions (Dexuan Cui)
   - Remove the unused 'wrk' in struct hv_pcibus_device (Dexuan Cui)
   - Handle vmbus_sendpacket() failure in hv_compose_msi_msg() (Dexuan Cui)
   - Handle hv_pci_generic_compl() error case (Dexuan Cui)
   - Use list_move_tail() instead of list_del() + list_add_tail() (Wei Yongjun)

  NVIDIA Tegra host bridge driver:
   - Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
   - Remove redundant _data suffix (Thierry Reding)
   - Use of_device_get_match_data() (Thierry Reding)

  Qualcomm host bridge driver:
   - Make explicitly non-modular (Paul Gortmaker)

  Renesas R-Car host bridge driver:
   - Consolidate register space lookup and ioremap (Bjorn Helgaas)
   - Don't disable/unprepare clocks on prepare/enable failure (Geert Uytterhoeven)
   - Add multi-MSI support (Grigory Kletsko)
   - Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
   - Fix some checkpatch warnings (Sergei Shtylyov)
   - Try increasing PCIe link speed to 5 GT/s at boot (Sergei Shtylyov)

  Rockchip host bridge driver:
   - Add DT bindings for Rockchip PCIe controller (Shawn Lin)
   - Add Rockchip PCIe controller support (Shawn Lin)
   - Improve the deassert sequence of four reset pins (Shawn Lin)
   - Fix wrong transmitted FTS count (Shawn Lin)
   - Increase the Max Credit update interval (Rajat Jain)

  Samsung Exynos host bridge driver:
   - Make explicitly non-modular (Paul Gortmaker)

  ST Microelectronics SPEAr13xx host bridge driver:
   - Make explicitly non-modular (Paul Gortmaker)

  Synopsys DesignWare host bridge driver:
   - Return data directly from dw_pcie_readl_rc() (Bjorn Helgaas)
   - Exchange viewport of `MEMORYs' and `CFGs/IOs' (Dong Bo)
   - Check LTSSM training bit before deciding link is up (Jisheng Zhang)
   - Move link wait definitions to .c file (Joao Pinto)
   - Wait for iATU enable (Joao Pinto)
   - Add iATU Unroll feature (Joao Pinto)
   - Fix pci_remap_iospace() failure path (Lorenzo Pieralisi)
   - Make explicitly non-modular (Paul Gortmaker)
   - Relax device number checking to allow SR-IOV (Po Liu)
   - Keep viewport fixed for IO transaction if num_viewport > 2 (Pratyush Anand)
   - Remove redundant platform_get_resource() return value check (Wei Yongjun)

  TI DRA7xx host bridge driver:
   - Make explicitly non-modular (Paul Gortmaker)

  TI Keystone host bridge driver:
   - Propagate request_irq() failure (Wei Yongjun)

  Xilinx AXI host bridge driver:
   - Keep both legacy and MSI interrupt domain references (Bharat Kumar Gogada)
   - Clear interrupt register for invalid interrupt (Bharat Kumar Gogada)
   - Clear correct MSI set bit (Bharat Kumar Gogada)
   - Dispose of MSI virtual IRQ (Bharat Kumar Gogada)
   - Make explicitly non-modular (Paul Gortmaker)
   - Relax device number checking to allow SR-IOV (Po Liu)

  Xilinx NWL host bridge driver:
   - Expand error logging (Bharat Kumar Gogada)
   - Enable all MSI interrupts using MSI mask (Bharat Kumar Gogada)
   - Make explicitly non-modular (Paul Gortmaker)

  Miscellaneous:
   - Drop CONFIG_KEXEC_CORE ifdeffery (Lukas Wunner)
   - portdrv: Make explicitly non-modular (Paul Gortmaker)
   - Make DPC explicitly non-modular (Paul Gortmaker)"

* tag 'pci-v4.9-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (105 commits)
  x86/PCI: VMD: Move VMD driver to drivers/pci/host
  PCI: rockchip: Fix wrong transmitted FTS count
  PCI: rockchip: Improve the deassert sequence of four reset pins
  PCI: rockchip: Increase the Max Credit update interval
  PCI: rcar: Try increasing PCIe link speed to 5 GT/s at boot
  PCI/AER: Fix aer_probe() kernel-doc comment
  PCI: Ignore requested alignment for VF BARs
  PCI: Ignore requested alignment for PROBE_ONLY and fixed resources
  PCI: Avoid unnecessary resume after direct-complete
  PCI: Recognize D3cold in pci_update_current_state()
  PCI: Query platform firmware for device power state
  PCI: Afford direct-complete to devices with non-standard PM
  PCI/AER: Cache capability position
  PCI/AER: Avoid memory allocation in interrupt handling path
  x86/PCI: VMD: Request userspace control of PCIe hotplug indicators
  PCI: pciehp: Allow exclusive userspace control of indicators
  ACPI / APEI: Send correct severity to calculate AER severity
  PCI/AER: Remove duplicate AER severity translation
  x86/PCI: VMD: Synchronize with RCU freeing MSI IRQ descs
  x86/PCI: VMD: Eliminate index member from IRQ list
  ...
2016-10-07 11:46:37 -07:00
Linus Torvalds fbbea38990 VFIO updates for v4.9-rc1
- comment fixes (Wei Jiangang)
  - static symbols (Baoyou Xie)
  - FLR virtualization (Alex Williamson)
  - catching INTx enabling after MSI/X teardown (Alex Williamson)
  - update to pci_alloc_irq_vectors helpers (Christoph Hellwig)
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Merge tag 'vfio-v4.9-rc1' of git://github.com/awilliam/linux-vfio

Pull VFIO updates from Alex Williamson:
 - comment fixes (Wei Jiangang)
 - static symbols (Baoyou Xie)
 - FLR virtualization (Alex Williamson)
 - catching INTx enabling after MSI/X teardown (Alex Williamson)
 - update to pci_alloc_irq_vectors helpers (Christoph Hellwig)

* tag 'vfio-v4.9-rc1' of git://github.com/awilliam/linux-vfio:
  vfio_pci: use pci_alloc_irq_vectors
  vfio-pci: Disable INTx after MSI/X teardown
  vfio-pci: Virtualize PCIe & AF FLR
  vfio: platform: mark symbols static where possible
  vfio/pci: Fix typos in comments
2016-10-07 11:31:29 -07:00
Linus Torvalds c23112e039 Merge tag 'md/4.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md
Pull MD updates from Shaohua Li:
 "This update includes:

   - new AVX512 instruction based raid6 gen/recovery algorithm

   - a couple of md-cluster related bug fixes

   - fix a potential deadlock

   - set nonrotational bit for raid array with SSD

   - set correct max_hw_sectors for raid5/6, which hopefuly can improve
     performance a little bit

   - other minor fixes"

* tag 'md/4.9-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/shli/md:
  md: set rotational bit
  raid6/test/test.c: bug fix: Specify aligned(alignment) attributes to the char arrays
  raid5: handle register_shrinker failure
  raid5: fix to detect failure of register_shrinker
  md: fix a potential deadlock
  md/bitmap: fix wrong cleanup
  raid5: allow arbitrary max_hw_sectors
  lib/raid6: Add AVX512 optimized xor_syndrome functions
  lib/raid6/test/Makefile: Add avx512 gen_syndrome and recovery functions
  lib/raid6: Add AVX512 optimized recovery functions
  lib/raid6: Add AVX512 optimized gen_syndrome functions
  md-cluster: make resync lock also could be interruptted
  md-cluster: introduce dlm_lock_sync_interruptible to fix tasks hang
  md-cluster: convert the completion to wait queue
  md-cluster: protect md_find_rdev_nr_rcu with rcu lock
  md-cluster: clean related infos of cluster
  md: changes for MD_STILL_CLOSED flag
  md-cluster: remove some unnecessary dlm_unlock_sync
  md-cluster: use FORCEUNLOCK in lockres_free
  md-cluster: call md_kick_rdev_from_array once ack failed
2016-10-07 09:45:43 -07:00
Linus Torvalds 4dfddf5036 SCSI misc on 20161006
This update includes the usual round of major driver updates (hpsa, be2iscsi,
 hisi_sas, zfcp, cxlflash).  There's a new incarnation of hpsa called smartpqi
 for which a driver is added, there's some cleanup work of the ibm vscsi target
 and updates to libfc, plus a whole host of minor fixes and updates and finally
 the removal of several ISA drivers which seem not to have been used for years.
 
 Signed-off-by: James Bottomley <jejb@linux.vnet.ibm.com>
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Merge tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI updates from James Bottomley:
 "This update includes the usual round of major driver updates (hpsa,
  be2iscsi, hisi_sas, zfcp, cxlflash). There's a new incarnation of hpsa
  called smartpqi for which a driver is added, there's some cleanup work
  of the ibm vscsi target and updates to libfc, plus a whole host of
  minor fixes and updates and finally the removal of several ISA drivers
  which seem not to have been used for years"

* tag 'scsi-misc' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: (173 commits)
  scsi: mvsas: Mark symbols static where possible
  scsi: pm8001: Mark symbols static where possible
  scsi: arcmsr: Simplify user_len checking
  scsi: fcoe: fix off by one in eth2fc_speed()
  scsi: dtc: remove from tree
  scsi: t128: remove from tree
  scsi: pas16: remove from tree
  scsi: u14-34f: remove from tree
  scsi: ultrastor: remove from tree
  scsi: in2000: remove from tree
  scsi: wd7000: remove from tree
  scsi: scsi_dh_alua: Fix memory leak in alua_rtpg()
  scsi: lpfc: Mark symbols static where possible
  scsi: hpsa: correct call to hpsa_do_reset
  scsi: ufs: Get a TM service response from the correct offset
  scsi: ibmvfc: Fix I/O hang when port is not mapped
  scsi: megaraid_sas: clean function declarations in megaraid_sas_base.c up
  scsi: ipr: Remove redundant messages at adapter init time
  scsi: ipr: Don't log unnecessary 9084 error details
  scsi: smartpqi: raid bypass lba calculation fix
  ...
2016-10-07 09:28:53 -07:00
Helge Deller 690d097c00 parisc: Increase KERNEL_INITIAL_SIZE for 32-bit SMP kernels
Increase the initial kernel default page mapping size for SMP kernels to 32MB
and add a runtime check which panics early if the kernel is bigger than the
initial mapping size.

This fixes boot crashes of 32bit SMP kernels. Due to the introduction of huge
page support in kernel 4.4 and it's required initial kernel layout in memory, a
32bit SMP kernel usually got bigger (in layout, not size) than 16MB.

Cc: stable@vger.kernel.org #4.4+
Signed-off-by: Helge Deller <deller@gmx.de>
2016-10-07 18:23:43 +02:00
Linus Torvalds d4e65476bc Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Pull input subsystem updates from Dmitry Torokhov:
 "You will get

   - a new driver for Elan eKTF2127 touchscreen controllers

   - a new "gpio-decoder" driver to read and report state of several
     GPIO lines

   - an ADC resistor ladder driver

   - the ft6326 driver is removed because edt-ft5x06 handles the same
     devices just fine.

  .. plus the regular slew of driver fixes/enhancements"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input: (26 commits)
  Input: elan_i2c - fix return tests of i2c_smbus_read_block_data()
  Input: ektf2127 - mark PM functions as __maybe_unused
  Input: snvs_pwrkey - drop input_free_device call if input_register_device fails
  Input: add support for Elan eKTF2127 touchscreen controller
  Input: serio - add hangup support
  Input: tps65218-pwrbutton - add support for tps65217 variant
  Input: jornada720_ts - get rid of mach/irqs.h and mach/hardware.h includes
  Input: jornada720_kbd - remove unneeded mach/hardware.h include
  Input: focaltech - mark focaltech_set_resolution() static
  Input: wdt87xx_i2c - fix the flash erase issue
  Input: gpio-keys-polled - don't use unit-address with button nodes
  Input: add generic input driver to read encoded GPIO lines
  Input: add ADC resistor ladder driver
  Input: pegasus_notetaker - directly include workqueue header
  Input: elants_i2c - get product id on recovery mode for FW update
  Input: wm97xx - remove deprecated create_singletheread_workqueue
  Input: mc13783_ts - remove deprecated create_singletheread_workqueue
  Input: psmouse - remove deprecated create_singletheread_workqueue
  Input: jornada720_kbd - switch to using dev_dbg
  Input: jornada720_kbd - get rid of mach/irqs.h include
  ...
2016-10-07 09:12:19 -07:00
Linus Torvalds d042380886 - Core Frameworks
- Add the MFD bindings doc to MAINTAINERS
 
 - New Drivers
    - X-Powers AC100 Audio CODEC and RTC
    - TI LP873x PMIC
    - Rockchip RK808 PMIC
    - Samsung Exynos Low Power Audio
 
  - New Device Support
    - Add support for STMPE1600 variant to stmpe
    - Add support for PM8018 PMIC to pm8921-core
    - Add support for AXP806 PMIC in axp20x
    - Add support for AXP209 GPIO in axp20x
 
  - New Functionality
    - Add support for Reset to all STMPE variants
    - Add support for MKBP event support to cros_ec
    - Add support for USB to intel_soc_pmic_bxtwc
    - Add support for IRQs and Power Button to tps65217
 
  - Fix-ups
    - Clean-up defunct author emails; da9063, max14577
    - Kconfig fixups; wm8350-i2c, as3722
    - Constify; altera-a10sr, sm501
    - Supply PCI IDs; intel-lpss-pci
    - Improve clocking; qcom_rpm
    - Fix IRQ probing; ucb1x00-core
    - Ensure fault log is cleared; da9052
    - Remove NO_IRQ check; ucb1x00-core
    - Supply I2C properties; intel-lpss-acpi, intel-lpss-pci
    - Non standard declaration; tps65217, max8997-irq
    - Remove unused code; lp873x, db8500-prcmu, ab8500-debugfs,
                          cros_ec_spi
    - Make non-modular; altera-a10sr, intel_msic, smsc-ece1099,
                        sun6i-prcm, twl-core,
    - OF bindings; ac100, stmpe, qcom-pm8xxx, qcom-rpm, rk808,
                   axp20x, lp873x, exynos5433-lpass, act8945a,
                   aspeed-scu, twl6040, arizona
 
  - Bug Fixes
    - Release OF pointer; qcom_rpm
    - Avoid double shifting in suspend/resume; 88pm80x
    - Fix 'defined but not used' error; exynos-lpass
    - Fix 'sleeping whilst attomic'; atmel-hlcdc
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Merge tag 'mfd-for-linus-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd

Pull MFD updates from Lee Jones:
 "Core framework:
   - Add the MFD bindings doc to MAINTAINERS

  New drivers:
   - X-Powers AC100 Audio CODEC and RTC
   - TI LP873x PMIC
   - Rockchip RK808 PMIC
   - Samsung Exynos Low Power Audio

  New device support:
   - Add support for STMPE1600 variant to stmpe
   - Add support for PM8018 PMIC to pm8921-core
   - Add support for AXP806 PMIC in axp20x
   - Add support for AXP209 GPIO in axp20x

  New functionality:
   - Add support for Reset to all STMPE variants
   - Add support for MKBP event support to cros_ec
   - Add support for USB to intel_soc_pmic_bxtwc
   - Add support for IRQs and Power Button to tps65217

  Fix-ups:
   - Clean-up defunct author emails (da9063, max14577)
   - Kconfig fixups (wm8350-i2c, as37220
   - Constify (altera-a10sr, sm501)
   - Supply PCI IDs (intel-lpss-pci)
   - Improve clocking (qcom_rpm)
   - Fix IRQ probing (ucb1x00-core)
   - Ensure fault log is cleared (da9052)
   - Remove NO_IRQ check (ucb1x00-core)
   - Supply I2C properties (intel-lpss-acpi, intel-lpss-pci)
   - Non standard declaration (tps65217, max8997-irq)
   - Remove unused code (lp873x, db8500-prcmu, ab8500-debugfs,
     cros_ec_spi)
   - Make non-modular (altera-a10sr, intel_msic, smsc-ece1099,
     sun6i-prcm, twl-core)
   - OF bindings (ac100, stmpe, qcom-pm8xxx, qcom-rpm, rk808, axp20x,
     lp873x, exynos5433-lpass, act8945a, aspeed-scu, twl6040, arizona)

  Bugfixes:
   - Release OF pointer (qcom_rpm)
   - Avoid double shifting in suspend/resume (88pm80x)
   - Fix 'defined but not used' error (exynos-lpass)
   - Fix 'sleeping whilst attomic' (atmel-hlcdc)"

* tag 'mfd-for-linus-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (69 commits)
  mfd: arizona: Handle probe deferral for reset GPIO
  mfd: arizona: Remove arizona_of_get_named_gpio helper function
  mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
  mfd: twl6040: Register child device for twl6040-pdmclk
  mfd: cros_ec_spi: Remove unused variable 'request'
  mfd: omap-usb-host: Return value is not 'const int'
  mfd: ab8500-debugfs: Remove 'weak' function suspend_test_wake_cause_interrupt_is_mine()
  mfd: ab8500-debugfs: Remove ab8500_dump_all_banks_to_mem()
  mfd: db8500-prcmu: Remove unused *prcmu_set_ddr_opp() calls
  mfd: ab8500-debugfs: Prevent initialised field from being over-written
  mfd: max8997-irq: 'inline' should be at the beginning of the declaration
  mfd: rk808: Fix RK818_IRQ_DISCHG_ILIM initializer
  mfd: tps65217: Fix nonstandard declaration
  mfd: lp873x: Remove unused mutex lock from struct lp873x
  mfd: atmel-hlcdc: Do not sleep in atomic context
  mfd: exynos-lpass: Mark PM functions as __maybe_unused
  mfd: intel-lpss: Add default I2C device properties for Apollo Lake
  mfd: twl-core: Make it explicitly non-modular
  mfd: sun6i-prcm: Make it explicitly non-modular
  mfd: smsc-ece1099: Make it explicitly non-modular
  ...
2016-10-07 08:35:35 -07:00
Helge Deller 4fe9e1d957 parisc: Drop bootmem and switch to memblock
Memblock is the standard kernel boot-time memory tracker/allocator. Use it
instead of the bootmem allocator. This allows using kmemleak, CMA and
other features.

Signed-off-by: Helge Deller <deller@gmx.de>
2016-10-07 17:03:02 +02:00
Prarit Bhargava 2a51fe083e arch/x86: Handle non enumerated CPU after physical hotplug
When a CPU is physically added to a system then the MADT table is not
updated.

If subsequently a kdump kernel is started on that physically added CPU then
the ACPI enumeration fails to provide the information for this CPU which is
now the boot CPU of the kdump kernel.

As a consequence, generic_processor_info() is not invoked for that CPU so
the number of enumerated processors is 0 and none of the initializations,
including the logical package id management, are performed.

We have code which relies on the correctness of the logical package map and
other information which is initialized via generic_processor_info().
Executing such code will result in undefined behaviour or kernel crashes.

This problem applies only to the kdump kernel because a normal kexec will
switch to the original boot CPU, which is enumerated in MADT, before
jumping into the kexec kernel.

The boot code already has a check for num_processors equal 0 in
prefill_possible_map(). We can use that check as an indicator that the
enumeration of the boot CPU did not happen and invoke generic_processor_info()
for it. That initializes the relevant data for the boot CPU and therefore
prevents subsequent failure.

[ tglx: Refined the code and rewrote the changelog ]

Signed-off-by: Prarit Bhargava <prarit@redhat.com>
Fixes: 1f12e32f4c ("x86/topology: Create logical package id")
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Len Brown <len.brown@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Juergen Gross <jgross@suse.com>
Cc: dyoung@redhat.com
Cc: Eric Biederman <ebiederm@xmission.com>
Cc: kexec@lists.infradead.org
Link: http://lkml.kernel.org/r/1475514432-27682-1-git-send-email-prarit@redhat.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2016-10-07 15:22:15 +02:00
Jiri Kosina 179023e6af Merge branches 'for-4.8/upstream-fixes', 'for-4.9/alps', 'for-4.9/hid-input', 'for-4.9/intel-ish', 'for-4.9/kye-uclogic-waltop-fixes', 'for-4.9/logitech', 'for-4.9/sony', 'for-4.9/upstream' and 'for-4.9/wacom' into for-linus 2016-10-07 09:59:48 +02:00
Ethan Hsieh c7e163fe28 Bluetooth: btusb: Fix atheros firmware download error
Move usb_autopm_get_interface() ahead of setup_on_usb() to prevent
device from sending usb control message in usb suspend mode.

The error message is as below:

[   83.944103] btusb 1-2:1.1: usb_suspend_interface: status 0
[   83.944107] btusb 1-2:1.0: usb_suspend_interface: status 0
[   83.960132] usb 1-2: usb auto-suspend, wakeup 0
[   83.976156] usb 1-2: usb_suspend_device: status 0
[   83.976162] usb 1-2: usb_suspend_both: status 0
[  298.689106] Bluetooth: hci0
[  298.689399] Bluetooth: hci0: Failed to access otp area (-113)

Signed-off-by: Ethan Hsieh <ethan.hsieh@canonical.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
2016-10-07 09:46:56 +02:00
Andreas Gruenbacher 4b899da50d ecryptfs: Switch to generic xattr handlers
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Andreas Gruenbacher bba0bd31b1 sockfs: Get rid of getxattr iop
If we allow pseudo-filesystems created with mount_pseudo to have xattr
handlers, we can replace sockfs_getxattr with a sockfs_xattr_get handler
to use the xattr handler name parsing.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Andreas Gruenbacher 971df15bd5 sockfs: getxattr: Fail with -EOPNOTSUPP for invalid attribute names
The standard return value for unsupported attribute names is
-EOPNOTSUPP, as opposed to undefined but supported attributes
(-ENODATA).

Also, fail for attribute names like "system.sockprotonameXXX" and
simplify the code a bit.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Andreas Gruenbacher e72a1a8b3a kernfs: Switch to generic xattr handlers
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Andreas Gruenbacher b8020eff7f hfs: Switch to generic xattr handlers
Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Andreas Gruenbacher 6966f842c0 jffs2: Remove jffs2_{get,set,remove}xattr macros
When CONFIG_JFFS2_FS_XATTR is off, jffs2_xattr_handlers is defined as
NULL. With sb->s_xattr == NULL, the generic_{get,set,remove}xattr
functions produce the same result as setting the {get,set,remove}xattr
inode operations to NULL, so there is no need for these macros.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Andreas Gruenbacher 5d18cbf16c xattr: Remove unnecessary NULL attribute name check
When NULL is passed to one of the xattr system calls as the attribute
name, copying that name from user space already fails with -EFAULT;
xattr_resolve_name is never called with a NULL attribute name.

Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2016-10-06 22:17:38 -04:00
Linus Torvalds 3477d168ba - Fix-ups
- Remove unused .owner assignment; tosa_bl
    - Enable GPIO sleeping; pwm_bl
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Merge tag 'backlight-for-linus-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight

Pull backlight updates from Lee Jones:
 "Fix-ups:

   - Remove unused .owner assignment; tosa_bl
   - Enable GPIO sleeping; pwm_bl"

* tag 'backlight-for-linus-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight:
  backlight: pwm_bl: Handle gpio that can sleep
  backlight-tosa: Delete unnecessary assignment for the field "owner"
2016-10-06 18:56:53 -07:00
Linus Torvalds 9a687aea2f HSI changes for the v4.9 series
* fix hsi userspace header
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Merge tag 'hsi-for-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi

Pull HSI fix from Sebastian Reichel:
 "Fix hsi userspace header"

* tag 'hsi-for-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-hsi:
  HSI: hsi_char.h: use __u32 from linux/types.h
2016-10-06 18:51:59 -07:00
Linus Torvalds 021723e6c5 power supply and reset changes for the v4.9 series
* move power supply drivers to drivers/power/supply
  * unify location of power supply DT documentation
  * tps65217-charger: IRQ support
  * act8945a-charger: misc. cleanups & improvements
  * sbs-battery cleanup
  * fix users of deprecated create_singlethread_workqueue()
  * misc fixes.
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Merge tag 'for-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply

Pull power supply and reset updates from Sebastian Reichel:
 - move power supply drivers to drivers/power/supply
 - unify location of power supply DT documentation
 - tps65217-charger: IRQ support
 - act8945a-charger: misc. cleanups & improvements
 - sbs-battery cleanup
 - fix users of deprecated create_singlethread_workqueue()
 - misc fixes.

* tag 'for-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/sre/linux-power-supply: (46 commits)
  power: supply: bq27xxx_battery: allow kernel poll_interval parameter runtime update
  power: supply: sbs-battery: Cleanup removal of chip->pdata
  power: reset: st: Remove obsolete platforms from dt doc
  power: reset: st-poweroff: Remove obsolete platforms.
  power: reset: zx-reboot: Unmap region obtained by of_iomap
  power: reset: xgene-reboot: Unmap region obtained by of_iomap
  power: supply: ab8500: cleanup with list_first_entry_or_null()
  power: reset: add in missing white space in error message text
  sbs-battery: make writes to ManufacturerAccess optional
  power: bq24257: Fix use of uninitialized pointer bq->charger
  power: supply: sbs-battery: simplify DT parsing
  power: supply: bq24735-charger: Request status GPIO with initial input setup
  power: supply: sbs-battery: Use gpio_desc and sleeping calls for battery detect
  power: supply: act8945a_charger: Add max current property
  power: supply: act8945a_charger: Add capacity level property
  doc: bindings: power: act8945a-charger: Update properties.
  power: supply: act8945a_charger: Fix the power supply type
  power: supply: act8945a_charger: Add status change update support
  power: supply: act8945a_charger: Improve state handling
  power: supply: act8945a_charger: Remove "battery_temperature"
  ...
2016-10-06 18:21:15 -07:00
Laura Abbott 7aa6ec2296 drivers: net: phy: Correct duplicate MDIO_XGENE entry
An extra entry for MDIO_XGENE got added during merging.
Delete it.

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Laura Abbott <labbott@redhat.com>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-06 21:15:42 -04:00
Geert Uytterhoeven e5e0fbfc4e ethernet: qualcomm: QCOM_EMAC should depend on HAS_DMA and HAS_IOMEM
If NO_DMA=y:

    drivers/built-in.o: In function `emac_probe':
    emac.c:(.text+0x3780b8): undefined reference to `bad_dma_ops'
    emac.c:(.text+0x3780e2): undefined reference to `bad_dma_ops'
    emac.c:(.text+0x378112): undefined reference to `bad_dma_ops'
    emac.c:(.text+0x378146): undefined reference to `bad_dma_ops'
    emac.c:(.text+0x37816e): undefined reference to `bad_dma_ops'
    drivers/built-in.o:emac.c:(.text+0x37819a): more undefined references to `bad_dma_ops' follow

If NO_IOMEM=y:

    drivers/net/ethernet/qualcomm/emac/emac.c: In function ‘emac_remove’:
    drivers/net/ethernet/qualcomm/emac/emac.c:736:3: error: implicit declaration of function ‘iounmap’ [-Werror=implicit-function-declaration]
       iounmap(adpt->phy.digital);
       ^

Add dependencies on HAS_DMA and HAS_IOMEM to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Timur Tabi <timur@codeaurora.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-06 21:13:03 -04:00
David S. Miller a0ec9319f4 Merge branch 'mediatek-hw-lro-chip-id-check'
Nelson Chang says:

====================
net: ethernet: mediatek: check the hw lro capability by the chip id instead of the dtsi

The series modify to check if hw lro is supported by the chip id.

changes since v3:
- Refine mtk_is_hwlro_supported() function

changes since v2:
- Refine mtk_get_chip_id() function

changes since v1:
- Because hw lro started to be supported from MT7623, the proper way to check if the feature is capable is to judge by the chip id instead of by the dtsi.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-06 21:08:13 -04:00
Nelson Chang 3a09f18ef6 net: ethernet: mediatek: remove hwlro property in the device tree
Since the proper way to check the hw lro capability is by the chip id,
hwlro property in the device tree should be removed.

Signed-off-by: Nelson Chang <nelson.chang@mediatek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-10-06 21:08:08 -04:00