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96,072 commits

Author SHA1 Message Date
Deepa Dinamani
e6c2682a1d time: Add time64_to_tm()
time_to_tm() takes time_t as an argument.
time_t is not y2038 safe.
Add time64_to_tm() that takes time64_t as an argument
which is y2038 safe.
The plan is to eventually replace all calls to time_to_tm()
by time64_to_tm().

Cc: Prarit Bhargava <prarit@redhat.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Deepa Dinamani <deepa.kernel@gmail.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
2016-06-20 12:47:15 -07:00
Pratyush Patel
af4afb4008 alarmtimer: Fix comments describing structure fields
Updated struct alarm and struct alarm_timer descriptions.

Cc: Prarit Bhargava <prarit@redhat.com>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@kernel.org>
Signed-off-by: Pratyush Patel <pratyushpatel.1995@gmail.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
2016-06-20 12:47:09 -07:00
stuart hayes
e02fb7264d nfit: add Microsoft NVDIMM DSM command set to white list
Add the Microsoft _DSM command set to the white list of NVDIMM command
sets.

This command set is documented at:

    https://msdn.microsoft.com/library/windows/hardware/mt604741

Cc: Pavel Machek <pavel@ucw.cz>
[pavel: fix up braces]
Signed-off-by: Stuart Hayes <stuart.w.hayes@gmail.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
2016-06-20 11:19:34 -07:00
Linus Torvalds
67016f6cdf Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Pull vfs fixes from Al Viro:
 "A couple more of d_walk()/d_subdirs reordering fixes (stable fodder;
  ought to solve that crap for good) and a fix for a brown paperbag bug
  in d_alloc_parallel() (this cycle)"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  fix idiotic braino in d_alloc_parallel()
  autofs races
  much milder d_walk() race
2016-06-20 10:41:51 -07:00
Mathias Krause
bd3e22088f dma-buf: remove dma_buf_debugfs_create_file()
There is only a single user of dma_buf_debugfs_create_file() and that
one got the function pointer cast wrong. With that one fixed, there is
no need to have a wrapper for debugfs_create_file(), just call it
directly.

With no users left, we can remove dma_buf_debugfs_create_file().

While at it, simplify the error handling in dma_buf_init_debugfs()
slightly.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Sumit Semwal <sumit.semwal@linaro.org>
Link: http://patchwork.freedesktop.org/patch/msgid/1466339491-12639-2-git-send-email-minipli@googlemail.com
2016-06-20 22:26:37 +05:30
Greg Kroah-Hartman
af52739b92 Merge 4.7-rc4 into staging-next
We want the fixes in here, and we can resolve a merge issue in
drivers/iio/industrialio-trigger.c

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-06-20 08:25:44 -07:00
Greg Kroah-Hartman
aa5e94a2e1 Revert "usb: ohci-at91: Forcibly suspend ports while USB suspend"
This reverts commit 7150bc9b4d.

It is not correct, based on review from others.

Reported-by: Wenyou Yang <wenyou.yang@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-06-20 07:42:07 -07:00
Greg Kroah-Hartman
bc71c2df45 Merge 4.7-rc4 into usb-next
We need the 4.7-rc4 fixes in here as well.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-06-20 07:40:51 -07:00
Jeff Garzik
53964b9ee6 crypto: sha3 - Add SHA-3 hash algorithm
This patch adds the implementation of SHA3 algorithm
in software and it's based on original implementation
pushed in patch https://lwn.net/Articles/518415/ with
additional changes to match the padding rules specified
in SHA-3 specification.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: Raveendra Padasalagi <raveendra.padasalagi@broadcom.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2016-06-20 19:25:01 +08:00
Stephan Linz
eb25cb9956 leds: convert IDE trigger to common disk trigger
This patch converts the IDE specific LED trigger to a generic disk
activity LED trigger. The libata core is now a trigger source just
like before the IDE disk driver. It's merely a replacement of the
string ide by disk.

The patch is taken from http://dev.gentoo.org/~josejx/ata.patch and is
widely used by any ibook/powerbook owners with great satisfaction.
Likewise, it is very often used successfully on different ARM platforms.

Unlike the original patch, the existing 'ide-disk' trigger is still
available for backward compatibility. That reduce the amount of patches
in affected device trees out of the mainline kernel. For further
development, the new name 'disk-activity' should be used.

Cc: Joseph Jezak <josejx@gentoo.org>
Cc: Jörg Sommer <joerg@alea.gnuu.de>
Cc: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Stephan Linz <linz@li-pro.net>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
2016-06-20 09:57:56 +02:00
Phil Reid
fa4191a609 leds: pca9532: Add device tree support
This patch adds basic device tree support for the pca9532 LEDs.

Signed-off-by: Phil Reid <preid@electromag.com.au>
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
2016-06-20 09:43:33 +02:00
Olof Johansson
d41bde8818 Topic branch for Exynos MFC changes for v4.8:
Pull s5p-mfc changes from media tree so the arm/mach-exynos code
 could be removed. The bindings are converted to generic reserved memory
 bindings.
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Merge tag 'samsung-drivers-exynos-mfc-4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux into next/drivers

Topic branch for Exynos MFC changes for v4.8:
Pull s5p-mfc changes from media tree so the arm/mach-exynos code
could be removed. The bindings are converted to generic reserved memory
bindings.

* tag 'samsung-drivers-exynos-mfc-4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux:
  ARM: dts: exynos: Enable MFC device on Exynos4412 Odroid boards
  ARM: dts: exynos: Convert MFC device to generic reserved memory bindings
  ARM: EXYNOS: Remove code for MFC custom reserved memory handling
  media: s5p-mfc: add iommu support
  media: s5p-mfc: replace custom reserved memory handling code with generic one
  media: s5p-mfc: use generic reserved memory bindings
  of: reserved_mem: add support for using more than one region for given device
  media: set proper max seg size for devices on Exynos SoCs
  media: vb2-dma-contig: add helper for setting dma max seg size
  s5p-mfc: Fix race between s5p_mfc_probe() and s5p_mfc_open()
  s5p-mfc: Add release callback for memory region devs
  s5p-mfc: Set device name for reserved memory region devs

Signed-off-by: Olof Johansson <olof@lixom.net>
2016-06-19 22:39:15 -07:00
Yuval Mintz
a0d26d5a4f qed*: Don't reset statistics on inner reload
Several user APIs can cause driver to perform an inner-reload.
Currently, doing this would cause the HW/FW statistics of the
adapter to reset, which isn't the expected behavior [statistics
should only reset on explicit unloads].

Signed-off-by: Yuval Mintz <Yuval.Mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-19 10:47:32 -07:00
Arnd Bergmann
e008bb6134 quota: use time64_t internally
The quota subsystem has two formats, the old v1 format using architecture
specific time_t values on the on-disk format, while the v2 format
(introduced in Linux 2.5.16 and 2.4.22) uses fixed 64-bit little-endian.

While there is no future for the v1 format beyond y2038, the v2 format
is almost there on 32-bit architectures, as both the user interface
and the on-disk format use 64-bit timestamps, just not the time_t
inbetween.

This changes the internal representation to use time64_t, which will
end up doing the right thing everywhere for v2 format.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jan Kara <jack@suse.cz>
2016-06-19 18:09:31 +02:00
Eric Dumazet
20e1954fe2 ipv6: RFC 4884 partial support for SIT/GRE tunnels
When receiving an ICMPv4 message containing extensions as
defined in RFC 4884, and translating it to ICMPv6 at SIT
or GRE tunnel, we need some extra manipulation in order
to properly forward the extensions.

This patch only takes care of Time Exceeded messages as they
are the ones that typically carry information from various
routers in a fabric during a traceroute session.

It also avoids complex skb logic if the data_len is not
a multiple of 8.

RFC states :

   The "original datagram" field MUST contain at least 128 octets.
   If the original datagram did not contain 128 octets, the
   "original datagram" field MUST be zero padded to 128 octets.

In practice routers use 128 bytes of original datagram, not more.

Initial translation was added in commit ca15a078bd
("sit: generate icmpv6 error when receiving icmpv4 error")

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Oussama Ghorbel <ghorbel@pivasoftware.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-18 22:11:39 -07:00
Eric Dumazet
9b8c6d7bf2 gre: better support for ICMP messages for gre+ipv6
ipgre_err() can call ip6_err_gen_icmpv6_unreach() for proper
support of ipv4+gre+icmp+ipv6+... frames, used for example
by traceroute/mtr.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-18 22:11:39 -07:00
Eric Dumazet
2d7a3b276b ipv6: translate ICMP_TIME_EXCEEDED to ICMPV6_TIME_EXCEED
For better traceroute/mtr support for SIT and GRE tunnels,
we translate IPV4 ICMP ICMP_TIME_EXCEEDED to ICMPV6_TIME_EXCEED

We also have to translate the IPv4 source IP address of ICMP
message to IPv6 v4mapped.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-18 22:11:39 -07:00
Eric Dumazet
5fbba8ac93 ip6: move ipip6_err_gen_icmpv6_unreach()
We want to use this helper from GRE as well, so this is
the time to move it in net/ipv6/icmp.c

Also add a @nhs parameter, since SIT and GRE have different
values for the header(s) to skip.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-18 22:11:39 -07:00
Eric Dumazet
b1cadc1a09 ipv6: icmp: add a force_saddr param to icmp6_send()
SIT or GRE tunnels might want to translate an IPV4 address
into a v4mapped one when translating ICMP to ICMPv6.

This patch adds the parameter to icmp6_send() but
does not change icmpv6_send() signature.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-18 22:11:38 -07:00
Stefan Agner
917f425336 drm/fb_cma_helper: add suspend helper
Implement a suspend/resume helper for CMA users which calls
drm_fb_helper_set_suspend.

Suggested-by: Thierry Reding <thierry.reding@gmail.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Stefan Agner <stefan@agner.ch>
2016-06-18 18:33:54 -07:00
Kamil Debski
488326947c Input: add HDMI CEC specific keycodes
Add HDMI CEC specific keycodes to the keycodes definition.

Signed-off-by: Kamil Debski <kamil@wypas.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-06-18 10:32:29 -07:00
Hans Verkuil
3720b69baf Input: add BUS_CEC type
Inputs can come in over the HDMI CEC bus, so add a new type for this.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
2016-06-18 10:32:28 -07:00
Linus Torvalds
e80dac114c USB fixes for 4.7-rc4
Here are a bunch (65) of USB fixes for 4.7-rc4.  Sorry about the
 quantity, I've been slow in getting these out.  The majority are the
 "normal" gadget, musb, and xhci fixes, that we all are used to.  There
 are also a few other tiny fixes resolving a number of reported issues
 that showed up in 4.7-rc1.
 
 All of these have been in linux-next.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are a bunch (65) of USB fixes for 4.7-rc4.  Sorry about the
  quantity, I've been slow in getting these out.

  The majority are the "normal" gadget, musb, and xhci fixes, that we
  all are used to.  There are also a few other tiny fixes resolving a
  number of reported issues that showed up in 4.7-rc1.

  All of these have been in linux-next"

* tag 'usb-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (65 commits)
  usbip: rate limit get_frame_number message
  usb: musb: sunxi: Remove bogus "Frees glue" comment
  usb: musb: sunxi: Fix NULL ptr deref when gadget is registered before musb
  usb: echi-hcd: Add ehci_setup check before echi_shutdown
  usb: host: ehci-msm: Conditionally call ehci suspend/resume
  MAINTAINERS: Add file patterns for usb device tree bindings
  usb: host: ehci-tegra: Avoid getting the same reset twice
  usb: host: ehci-tegra: Grab the correct UTMI pads reset
  USB: mos7720: delete parport
  USB: OHCI: Don't mark EDs as ED_OPER if scheduling fails
  phy: ti-pipe3: Program the DPLL even if it was already locked
  usb: musb: Stop bulk endpoint while queue is rotated
  usb: musb: Ensure rx reinit occurs for shared_fifo endpoints
  usb: musb: host: correct cppi dma channel for isoch transfer
  usb: musb: only restore devctl when session was set in backup
  usb: phy: Check initial state for twl6030
  usb: musb: Use normal module_init for 2430 glue
  usb: musb: Remove pm_runtime_set_irq_safe
  usb: musb: Remove extra PM runtime calls from 2430 glue layer
  usb: musb: Return error value from musb_mailbox
  ...
2016-06-18 06:06:49 -10:00
Linus Torvalds
a50094a481 Staging fixes for 4.7-rc4
Here are a number of IIO and Staging bugfixes for 4.7-rc4.
 
 Nothing huge, the normal amount of iio driver fixes, and some small
 staging driver bugfixes for some reported problems (2 are reverts of
 patches that went into 4.7-rc1).  All have been in linux-next with no
 reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull IIO and staging fixes from Greg KH:
 "Here are a number of IIO and staging bugfixes for 4.7-rc4.

  Nothing huge, the normal amount of iio driver fixes, and some small
  staging driver bugfixes for some reported problems (2 are reverts of
  patches that went into 4.7-rc1).  All have been in linux-next with no
  reported issues"

* tag 'staging-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (24 commits)
  Revert "Staging: rtl8188eu: rtw_efuse: Use sizeof type *pointer instead of sizeof type."
  Revert "Staging: drivers: rtl8188eu: use sizeof(*ptr) instead of sizeof(struct)"
  staging: lustre: lnet: Don't access NULL NI on failure path
  iio: hudmidity: hdc100x: fix incorrect shifting and scaling
  iio: light apds9960: Add the missing dev.parent
  iio: Fix error handling in iio_trigger_attach_poll_func
  iio: st_sensors: Disable DRDY at init time
  iio: st_sensors: Init trigger before irq request
  iio: st_sensors: switch to a threaded interrupt
  iio: light: bh1780: assign a static name
  iio: bh1780: dereference the client properly
  iio: humidity: hdc100x: fix IIO_TEMP channel reporting
  iio:st_pressure: fix sampling gains (bring inline with ABI)
  iio: proximity: as3935: fix buffer stack trashing
  iio: proximity: as3935: remove triggered buffer processing
  iio: proximity: as3935: correct IIO_CHAN_INFO_RAW output
  max44000: Remove scale from proximity
  iio: humidity: am2315: Remove a stray unlock
  iio: humidity: hdc100x: correct humidity integration time mask
  iio: pressure: bmp280: fix error message for wrong chip id
  ...
2016-06-18 06:05:28 -10:00
Linus Torvalds
607117a153 Driver core fixes for 4.7-rc4
Here are a small number of debugfs, ISA, and one driver core fix for 4.7-rc4.
 
 All of these resolve reported issues.  The ISA ones have spent the least
 amount of time in linux-next, sorry about that, I didn't realize they
 were regressions that needed to get in now (thanks to Thorsten for the
 prodding!) but they do all pass the 0-day bot tests.  The others have
 been in linux-next for a while now.
 
 Full details about them are in the shortlog below.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core fixes from Greg KH:
 "Here are a small number of debugfs, ISA, and one driver core fix for
  4.7-rc4.

  All of these resolve reported issues.  The ISA ones have spent the
  least amount of time in linux-next, sorry about that, I didn't realize
  they were regressions that needed to get in now (thanks to Thorsten
  for the prodding!) but they do all pass the 0-day bot tests.  The
  others have been in linux-next for a while now.

  Full details about them are in the shortlog below"

* tag 'driver-core-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  isa: Dummy isa_register_driver should return error code
  isa: Call isa_bus_init before dependent ISA bus drivers register
  watchdog: ebc-c384_wdt: Allow build for X86_64
  iio: stx104: Allow build for X86_64
  gpio: Allow PC/104 devices on X86_64
  isa: Allow ISA-style drivers on modern systems
  base: make module_create_drivers_dir race-free
  debugfs: open_proxy_open(): avoid double fops release
  debugfs: full_proxy_open(): free proxy on ->open() failure
  kernel/kcov: unproxify debugfs file's fops
2016-06-18 06:04:01 -10:00
Keith Busch
edd14cfebc genirq: Add untracked irq handler
This adds a software irq handler for controllers that multiplex
interrupts from multiple devices, but don't know which device generated
the interrupt. For these devices, the irq handler that demuxes must
check every action for every software irq using the same h/w irq in order
to find out which device generated the interrupt. This will inevitably
trigger spurious interrupt detection if we are noting the irq.

The new irq handler does not track the handling for spurious interrupt
detection. An irq that uses this also won't get stats tracked since it
didn't generate the interrupt, nor added to randomness since they are
not random.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-pci@vger.kernel.org
Cc: Jon Derrick <jonathan.derrick@intel.com>
Link: http://lkml.kernel.org/r/1466200821-29159-1-git-send-email-keith.busch@intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
2016-06-18 10:00:55 +02:00
David S. Miller
6762ef35e0 linux-can-next-for-4.8-20160617
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Merge tag 'linux-can-next-for-4.8-20160617' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can-next

Marc Kleine-Budde says:

====================
pull-request: can-next 2016-06-17

this is a pull request of 14 patches for net-next/master.

Geert Uytterhoeven contributes a patch that adds a file patterns for
CAN device tree bindings to MAINTAINERS. A patch by Alexander Aring
fixes warnings when building without proc support. A patch by me
improves the sample point calculation. Marek Vasut's patch converts
the slcan driver to use CAN_MTU. A patch by William Breathitt Gray
converts the tscan1 driver to use module_isa_driver.

Two patches by Maximilian Schneider for the gs_usb driver fix coding
style and add support for set_phys_id callback. 5 patches by Oliver
Hartkopp add support for CANFD to the bcm. And finally two patches
by Ramesh Shanmugasundaram, which add support for the rcar_canfd
driver.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 22:22:06 -07:00
David Ahern
afbac6010a net: ipv6: Address selection needs to consider L3 domains
IPv6 version of 3f2fb9a834 ("net: l3mdev: address selection should only
consider devices in L3 domain") and the follow up commit, a17b693cdd876
("net: l3mdev: prefer VRF master for source address selection").

That is, if outbound device is given then the address preference order
is an address from that device, an address from the master device if it
is enslaved, and then an address from a device in the same L3 domain.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 21:25:29 -07:00
David Ahern
0d240e7811 net: vrf: Implement get_saddr for IPv6
IPv6 source address selection needs to consider the real egress route.
Similar to IPv4 implement a get_saddr6 method which is called if
source address has not been set.  The get_saddr6 method does a full
lookup which means pulling a route from the VRF FIB table and properly
considering linklocal/multicast destination addresses. Lookup failures
(eg., unreachable) then cause the source address selection to fail
which gets propagated back to the caller.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 21:25:29 -07:00
David Ahern
a2e2ff560f net: ipv6: Move ip6_route_get_saddr to inline
VRF driver needs access to ip6_route_get_saddr code. Since it does
little beyond ipv6_dev_get_saddr and ipv6_dev_get_saddr is already
exported for modules move ip6_route_get_saddr to the header as an
inline.

Code move only; no functional change.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 21:25:29 -07:00
Gustavo Padovan
0431b9065f staging/android: bring struct sync_pt back
Move the list_head members from sync_pt to struct fence was a mistake,
they will not be used by struct fence as planned before, so here we create
sync_pt again to bring the list heads back.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Sumit Semwal <sumit.semwal@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-06-17 21:17:40 -07:00
William Breathitt Gray
5e25db870e isa: Dummy isa_register_driver should return error code
The inline isa_register_driver stub simply allows compilation on systems
with CONFIG_ISA disabled; the dummy isa_register_driver does not
register an isa_driver at all. The inline isa_register_driver should
return -ENODEV to indicate lack of support when attempting to register
an isa_driver on such a system with CONFIG_ISA disabled.

Cc: Matthew Wilcox <matthew@wil.cx>
Reported-by: Sasha Levin <sasha.levin@oracle.com>
Tested-by: Ye Xiaolong
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-06-17 20:47:11 -07:00
Alexander Duyck
b9adcd69bd vxlan: Add new UDP encapsulation offload type for VXLAN-GPE
The fact is VXLAN with Generic Protocol Extensions cannot be supported by
the same hardware parsers that support VXLAN.  The protocol extensions
allow for things like a Next Protocol field which in turn allows for things
other than Ethernet to be passed over the tunnel.  Most existing parsers
will not know how to interpret this.

To resolve this I am giving VXLAN-GPE its own UDP encapsulation offload
type.  This way hardware that does support GPE can simply add this type to
the switch statement for VXLAN, and if they don't support it then this will
fix any issues where headers might be interpreted incorrectly.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 20:23:32 -07:00
Alexander Duyck
1938ee1fd3 net: Remove deprecated tunnel specific UDP offload functions
Now that we have all the drivers using udp_tunnel_get_rx_ports,
ndo_add_udp_enc_rx_port, and ndo_del_udp_enc_rx_port we can drop the
function calls that were specific to VXLAN and GENEVE.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 20:23:32 -07:00
Alexander Duyck
7c46a640de net: Merge VXLAN and GENEVE push notifiers into a single notifier
This patch merges the notifiers for VXLAN and GENEVE into a single UDP
tunnel notifier.  The idea is that we will want to only have to make one
notifier call to receive the list of ports for VXLAN and GENEVE tunnels
that need to be offloaded.

In addition we add a new set of ndo functions named ndo_udp_tunnel_add and
ndo_udp_tunnel_del that are meant to allow us to track the tunnel meta-data
such as port and address family as tunnels are added and removed.  The
tunnel meta-data is now transported in a structure named udp_tunnel_info
which for now carries the type, address family, and port number.  In the
future this could be updated so that we can include a tuple of values
including things such as the destination IP address and other fields.

I also ended up going with a naming scheme that consisted of using the
prefix udp_tunnel on function names.  I applied this to the notifier and
ndo ops as well so that it hopefully points to the fact that these are
primarily used in the udp_tunnel functions.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 20:23:29 -07:00
Alexander Duyck
e7b3db5e60 net: Combine GENEVE and VXLAN port notifiers into single functions
This patch merges the GENEVE and VXLAN code so that both functions pass
through a shared code path.  This way we can start the effort of using a
single function on the network device drivers to handle both of these
tunnel types.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 20:23:29 -07:00
Alexander Duyck
86a9805725 vxlan/geneve: Include udp_tunnel.h in vxlan/geneve.h and fixup includes
This patch makes it so that we add udp_tunnel.h to vxlan.h and geneve.h
header files.  This is useful as I plan to move the generic handlers for
the port offloads into the udp_tunnel header file and leave the vxlan and
geneve headers to be a bit more protocol specific.

I also went through and cleaned out a number of redundant includes that
where in the .h and .c files for these drivers.

Signed-off-by: Alexander Duyck <aduyck@mirantis.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 20:23:29 -07:00
William Breathitt Gray
3a4955111a isa: Allow ISA-style drivers on modern systems
Several modern devices, such as PC/104 cards, are expected to run on
modern systems via an ISA bus interface. Since ISA is a legacy interface
for most modern architectures, ISA support should remain disabled in
general. Support for ISA-style drivers should be enabled on a per driver
basis.

To allow ISA-style drivers on modern systems, this patch introduces the
ISA_BUS_API and ISA_BUS Kconfig options. The ISA bus driver will now
build conditionally on the ISA_BUS_API Kconfig option, which defaults to
the legacy ISA Kconfig option. The ISA_BUS Kconfig option allows the
ISA_BUS_API Kconfig option to be selected on architectures which do not
enable ISA (e.g. X86_64).

The ISA_BUS Kconfig option is currently only implemented for X86
architectures. Other architectures may have their own ISA_BUS Kconfig
options added as required.

Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2016-06-17 20:21:12 -07:00
David S. Miller
695ef16cd0 Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says:

====================
Netfilter fixes for net

The following patchset contains Netfilter fixes for your net tree,
they are rather small patches but fixing several outstanding bugs in
nf_conntrack and nf_tables, as well as minor problems with missing
SYNPROXY header uapi installation:

1) Oneliner not to leak conntrack kmemcache on module removal, this
   problem was introduced in the previous merge window, patch from
   Florian Westphal.

2) Two fixes for insufficient ruleset loop validation, one due to
   incorrect flag check in nf_tables_bind_set() and another related to
   silly wrong generation mask logic from the walk path, from Liping
   Zhang.

3) Fix double-free of anonymous sets on error, this fix simplifies the
   code to let the abort path take care of releasing the set object,
   also from Liping Zhang.

4) The introduction of helper function for transactions broke the skip
   inactive rules logic from the nft_do_chain(), again from Liping
   Zhang.

5) Two patches to install uapi xt_SYNPROXY.h header and calm down
   kbuild robot due to missing #include <linux/types.h>.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-06-17 19:50:04 -07:00
Doug Ledford
245ee5f13d Mellanox shared code between RDMA and net-next trees
This is Mellanox mlx5_core shared code for both net-next and RDMA
 trees for 4.8 kernel cycle.
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Merge tag 'shared' of http://git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma into mlx5-4.8

Mellanox shared code between RDMA and net-next trees

This is Mellanox mlx5_core shared code for both net-next and RDMA
trees for 4.8 kernel cycle.
2016-06-17 20:15:31 -04:00
Arnd Bergmann
70f4f93523 ia64: efi: use timespec64 for persistent clock
We have a generic read_persistent_clock64 interface now, and can
change the ia64 implementation to provide that instead of
read_persistent_clock.

The main point of this is to avoid the use of struct timespec
in the global efi.h, which would cause build errors as soon
as we want to build a kernel without 'struct timespec' defined
on 32-bit architectures.

Aside from this, we get a little closer to removing the
__weak read_persistent_clock() definition, which relies on
converting all architectures to provide read_persistent_clock64
instead.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
2016-06-17 13:45:05 -07:00
Bjorn Helgaas
224abb67e6 PCI: Document connection between pci_power_t and hardware PM capability
The dev.pme_support field, pci_pm_init(), pci_pme_capable(), and
pci_raw_set_power_state() depend on the fact that the pci_power_t values
(PCI_D0, PCI_D1, etc.) match the definition of the Capabilities PME_Support
and the Control/Status PowerState fields in the Power Management capability
(see PCI Bus Power Management spec r1.2, sec 3.2.3).

Add a note to this effect at the pci_power_t typedef.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
2016-06-17 15:23:52 -05:00
Bjorn Helgaas
8221a01352 PCI: Unify pci_resource_to_user() declarations
Replace the pci_resource_to_user() declarations in each arch that defines
HAVE_ARCH_PCI_RESOURCE_TO_USER with a single one in linux/pci.h.

Change the MIPS static inline implementation to a non-inline version so the
static inline doesn't conflict with the new non-static linux/pci.h
declaration.

No functional change intended.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2016-06-17 14:43:34 -05:00
Linus Torvalds
7af9a17034 - Fix brightness setting upon hardware blinking enabled
- Handle suspend/resume in heartbeat trigger
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Merge tag 'for-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski/linux-leds

Pull LED fixes from Jacek Anaszewski:

 - Fix brightness setting upon hardware blinking enabled

 - Handle suspend/resume in heartbeat trigger

* tag 'for-4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski/linux-leds:
  leds: handle suspend/resume in heartbeat trigger
  leds: core: Fix brightness setting upon hardware blinking enabled
2016-06-17 07:06:57 -10:00
Thierry Reding
e452b818db clk: tegra: Enable sor1 and sor1_src on Tegra210
Make the sor1 and sor1_src clocks available on Tegra210. They will be
used by the display driver to support HDMI and DP.

Signed-off-by: Thierry Reding <treding@nvidia.com>
2016-06-17 17:24:10 +02:00
Ville Syrjälä
9b8b013dde drm: Deal with rotation in drm_plane_helper_check_update()
drm_plane_helper_check_update() needs to account for the plane rotation
for correct clipping/scaling calculations. Do so.

There was an earlier attempt [1] to add this into
intel_check_primary_plane() but I requested that it'd be put into the
helper instead. An updated patch never materialized AFAICS, so I went
ahead and cooked one up myself.

v2: Deal with new drm_plane_helper_check_update() callers

[1] https://patchwork.freedesktop.org/patch/65177/
Cc: Nabendu Maiti <nabendu.bikash.maiti@intel.com>
Cc: Noralf Trønnes <noralf@tronnes.org>
Cc: CK Hu <ck.hu@mediatek.com>
Cc: Mark Yao <mark.yao@rock-chips.com>
Cc: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1466172790-10025-1-git-send-email-ville.syrjala@linux.intel.com
2016-06-17 16:41:25 +02:00
Oliver Hartkopp
6f3b911d5f can: bcm: add support for CAN FD frames
The programming API of the CAN_BCM depends on struct can_frame which is
given as array directly behind the bcm_msg_head structure. To follow this
schema for the CAN FD frames a new flag 'CAN_FD_FRAME' in the bcm_msg_head
flags indicates that the concatenated CAN frame structures behind the
bcm_msg_head are defined as struct canfd_frame.

This patch adds the support to handle CAN and CAN FD frames on a per BCM-op
base. Main changes:

- generally use struct canfd_frames instead if struct can_frames
- use canfd_frame.flags instead of can_frame.can_dlc for private BCM flags
- make all CAN frame sizes depending on the new CAN_FD_FRAME flags
- separate between CAN and CAN FD when sending/receiving frames

Due to the dependence of the CAN_FD_FRAME flag the former binary interface
for classic CAN frames remains stable.

Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-06-17 15:39:46 +02:00
Chris Wilson
acd8f414c9 drm: Minimally initialise drm_dp_aux
When trying to split up the initialisation phase and the registration
phase, one immediate problem encountered is trying to use our own i2c
devices before registration with userspace (to read EDID during device
discovery). drm_dp_aux in particular only offers an interface for setting
up the device *after* we have exposed the connector via sysfs. In order
to break the chicken-and-egg problem, export drm_dp_aux_init() to
minimally prepare the i2c device for internal use before
drm_connector_register().

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Rafael Antognolli <rafael.antognolli@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: dri-devel@lists.freedesktop.org
[danvet: Amend kerneldoc slightly.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1466152398-20157-3-git-send-email-chris@chris-wilson.co.uk
2016-06-17 14:41:47 +02:00
Pablo Neira Ayuso
1463847e93 netfilter: xt_SYNPROXY: include missing <linux/types.h>
./usr/include/linux/netfilter/xt_SYNPROXY.h:11: found __[us]{8,16,32,64} type without #include <linux/types.h>

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-06-17 13:47:40 +02:00
Pablo Neira Ayuso
8f45927c3c netfilter: xt_SYNPROXY: add missing header to Kbuild
Matt Whitlock says:

 Without this line, the file xt_SYNPROXY.h does not get installed in
 /usr/include/linux/netfilter/, and thus user-space programs cannot make
 use of it.

Reported-by: Matt Whitlock <kernel@mattwhitlock.name>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-06-17 13:47:28 +02:00