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Commit Graph

506891 Commits

Author SHA1 Message Date
Ben Goz
e405ca3a1b drm/radeon: Changing number of compute pipe lines
The current CP firmware can handle Usermode Queues only on MEC1.
To reflect this firmware change, this commit reduces number of compute pipelines
to 4 - 1, from 8 - 1 (the first pipeline is allocated for kgd).

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Cc: stable@vger.kernel.org
2015-03-16 23:36:58 +02:00
Ben Goz
4fadf6b657 drm/amdkfd: Fix SDMA queue init. in non-HWS mode
This patch fixes the SDMA queue initialization, when running in non-HWS mode.

The first fix is to move the initialization of SDMA VM parameters before the
initialization of the SDMA MQD.

The second fix is to load the MQD to an HQD after the initialization of the MQD.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
2015-03-16 23:36:58 +02:00
Ben Goz
aaad2d8c7b drm/amdkfd: destroy mqd when destroying kernel queue
This patch adds a missing destruction of mqd, when destroying a kernel queue.
Without the destruction, there is a memory leakage when repeatedly creating and
destroying kernel queues.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
2015-03-16 23:36:58 +02:00
Michal Schmidt
a8e0c246da bnx2x: fix encapsulation features on 57710/57711
E1x chips (57710, 57711(E)) have no support for encapsulation
offload. bnx2x incorrectly advertises the support as available.

Setting of those features is conditional on "!CHIP_IS_E1x(bp)", but
the bp struct is not initialized yet at this point and consequently
any chip passes the check.
The check must use the "chip_is_e1x" local variable instead to work
correctly.

Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-16 17:05:48 -04:00
JeHyeon Yeon
d5e7cafd69 LZ4 : fix the data abort issue
If the part of the compression data are corrupted, or the compression
data is totally fake, the memory access over the limit is possible.

This is the log from my system usning lz4 decompression.
   [6502]data abort, halting
   [6503]r0  0x00000000 r1  0x00000000 r2  0xdcea0ffc r3  0xdcea0ffc
   [6509]r4  0xb9ab0bfd r5  0xdcea0ffc r6  0xdcea0ff8 r7  0xdce80000
   [6515]r8  0x00000000 r9  0x00000000 r10 0x00000000 r11 0xb9a98000
   [6522]r12 0xdcea1000 usp 0x00000000 ulr 0x00000000 pc  0x820149bc
   [6528]spsr 0x400001f3
and the memory addresses of some variables at the moment are
    ref:0xdcea0ffc, op:0xdcea0ffc, oend:0xdcea1000

As you can see, COPYLENGH is 8bytes, so @ref and @op can access the momory
over @oend.

Signed-off-by: JeHyeon Yeon <tom.yeon@windriver.com>
Reviewed-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-16 21:55:35 +01:00
NeilBrown
7cff4b1836 kernfs: handle poll correctly on 'direct_read' files.
Kernfs supports two styles of read: direct_read and seqfile_read.

The latter supports 'poll' correctly thanks to the update of
'->event' in kernfs_seq_show.
The former does not as '->event' is never updated on a read.

So add an appropriate update in kernfs_file_direct_read().

This was noticed because some 'md' sysfs attributes were
recently changed to use direct reads.

Reported-by: Prakash Punnoor <prakash@punnoor.de>
Reported-by: Torsten Kaiser <just.for.lkml@googlemail.com>
Fixes: 750f199ee8
Signed-off-by: NeilBrown <neilb@suse.de>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-16 21:51:20 +01:00
David S. Miller
48b810d9bc Here are a few fixes that I'd like to still get in:
* disable U-APSD for better interoperability, from Michal Kazior
  * drop unencrypted frames in mesh forwarding, from Bob Copeland
  * treat non-QoS/WMM HT stations as non-HT, to fix confusion when
    they connect and then get QoS packets anyway due to HT
  * fix counting interfaces for combination checks, otherwise the
    interface combinations aren't properly enforced (from Andrei)
  * fix pure ECSA by reacting to the IE change
  * ignore erroneous (E)CSA to the current channel which sometimes
    happens due to AP/GO bugs
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Merge tag 'mac80211-for-davem-2015-03-16' of git://git.kernel.org/pub/scm/linux/kernel/git/jberg/mac80211

Johannes Berg says:

====================
Here are a few fixes that I'd like to still get in:
 * disable U-APSD for better interoperability, from Michal Kazior
 * drop unencrypted frames in mesh forwarding, from Bob Copeland
 * treat non-QoS/WMM HT stations as non-HT, to fix confusion when
   they connect and then get QoS packets anyway due to HT
 * fix counting interfaces for combination checks, otherwise the
   interface combinations aren't properly enforced (from Andrei)
 * fix pure ECSA by reacting to the IE change
 * ignore erroneous (E)CSA to the current channel which sometimes
   happens due to AP/GO bugs
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-16 16:17:48 -04:00
David S. Miller
ca00942a81 Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec
Steffen Klassert says:

====================
pull request (net): ipsec 2015-03-16

1) Fix the network header offset in _decode_session6
   when multiple IPv6 extension headers are present.
   From Hajime Tazaki.

2) Fix an interfamily tunnel crash. We set outer mode
   protocol too early and may dispatch to the wrong
   address family. Move the setting of the outer mode
   protocol behind the last accessing of the inner mode
   to fix the crash.

3) Most callers of xfrm_lookup() expect that dst_orig
   is released on error. But xfrm_lookup_route() may
   need dst_orig to handle certain error cases. So
   introduce a flag that tells what should be done in
   case of error. From Huaibin Wang.

Please pull or let me know if there are problems.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-16 16:16:49 -04:00
Andy Shevchenko
a104a45ba7 dmaengine: dw: append MODULE_ALIAS for platform driver
The commit 9cade1a46c (dma: dw: split driver to library part and platform
code) introduced a separate platform driver but missed to add a
MODULE_ALIAS("platform:dw_dmac"); to that module.

The patch adds this to get driver loaded automatically if platform device is
registered.

Reported-by: "Blin, Jerome" <jerome.blin@intel.com>
Fixes: 9cade1a46c (dma: dw: split driver to library part and platform code)
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-03-16 22:07:03 +05:30
Dmitry Torokhov
09d042a2eb Revert "Input: synaptics - use dmax in input_mt_assign_slots"
This reverts commit 6ab17a8484 since it,
according to Benjamin, causes issues with slot assignment:

E: 15.669119 0000 0000 0000     # ------------ SYN_REPORT (0) ----------
E: 15.954242 0003 002f 0000     # EV_ABS / ABS_MT_SLOT          0
E: 15.954242 0003 0039 0505     # EV_ABS / ABS_MT_TRACKING_ID   505
E: 15.954242 0003 0035 3851     # EV_ABS / ABS_MT_POSITION_X    3851
E: 15.954242 0003 0036 4076     # EV_ABS / ABS_MT_POSITION_Y    4076
E: 15.954242 0003 003a 0034     # EV_ABS / ABS_MT_PRESSURE      34
E: 15.954242 0001 014a 0001     # EV_KEY / BTN_TOUCH            1
E: 15.954242 0003 0000 3851     # EV_ABS / ABS_X                3851
E: 15.954242 0003 0001 4076     # EV_ABS / ABS_Y                4076
E: 15.954242 0003 0018 0034     # EV_ABS / ABS_PRESSURE         34
E: 15.954242 0001 0145 0001     # EV_KEY / BTN_TOOL_FINGER      1
E: 15.954242 0000 0000 0000     # ------------ SYN_REPORT (0) ----------
... (bunch of regular events)...
E: 16.020614 0000 0000 0000     # ------------ SYN_REPORT (0) ----------
E: 16.043601 0003 0035 3873     # EV_ABS / ABS_MT_POSITION_X    3873
E: 16.043601 0003 0036 3903     # EV_ABS / ABS_MT_POSITION_Y    3903
E: 16.043601 0003 003a 0050     # EV_ABS / ABS_MT_PRESSURE      50
E: 16.043601 0003 0035 3032     # EV_ABS / ABS_MT_POSITION_X    3032
E: 16.043601 0003 0036 3832     # EV_ABS / ABS_MT_POSITION_Y    3832
E: 16.043601 0003 003a 0044     # EV_ABS / ABS_MT_PRESSURE      44
E: 16.043601 0003 0000 3032     # EV_ABS / ABS_X                3032
E: 16.043601 0003 0001 3832     # EV_ABS / ABS_Y                3832
E: 16.043601 0003 0018 0044     # EV_ABS / ABS_PRESSURE         44
E: 16.043601 0001 0145 0000     # EV_KEY / BTN_TOOL_FINGER      0
E: 16.043601 0001 014d 0001     # EV_KEY / BTN_TOOL_DOUBLETAP   1
E: 16.043601 0000 0000 0000     # ------------ SYN_REPORT (0) ----------
E: 16.068837 0003 002f 0001     # EV_ABS / ABS_MT_SLOT          1
E: 16.068837 0003 0039 0506     # EV_ABS / ABS_MT_TRACKING_ID   506
E: 16.068837 0003 0035 3912     # EV_ABS / ABS_MT_POSITION_X    3912
E: 16.068837 0003 0036 3743     # EV_ABS / ABS_MT_POSITION_Y    3743
E: 16.068837 0003 003a 0056     # EV_ABS / ABS_MT_PRESSURE      56
E: 16.068837 0003 002f 0000     # EV_ABS / ABS_MT_SLOT          0
E: 16.068837 0003 0035 3026     # EV_ABS / ABS_MT_POSITION_X    3026
E: 16.068837 0003 0036 3708     # EV_ABS / ABS_MT_POSITION_Y    3708
E: 16.068837 0003 003a 0052     # EV_ABS / ABS_MT_PRESSURE      52
E: 16.068837 0003 0000 3026     # EV_ABS / ABS_X                3026
E: 16.068837 0003 0001 3708     # EV_ABS / ABS_Y                3708
E: 16.068837 0003 0018 0052     # EV_ABS / ABS_PRESSURE         52
E: 16.068837 0000 0000 0000     # ------------ SYN_REPORT (0) ----------

Slot 0 and 1 gets inverted in the second report above, which
introduces a cursor jump. The problem is that this cursor jump is
often enough to leave the current widget, and X sends the
scrolling events to whoever is now under the cursor.

Reported-by: Benjamin Tissoires <btissoir@redhat.com>
Reported-by: Hans de Goede <hdegoede@redhat.com>
2015-03-16 09:17:16 -07:00
Dmitry Torokhov
6067fe5e0b Merge branch 'synaptics' into for-linus
Bring in changes needed to properly handle Lenovo 2015 lineup.
2015-03-16 09:12:56 -07:00
Takashi Iwai
cc261738ad ALSA: hda - Treat stereo-to-mono mix properly
The commit [ef403edb75: ALSA: hda - Don't access stereo amps for
mono channel widgets] fixed the handling of mono widgets in general,
but it still misses an exceptional case: namely, a mono mixer widget
taking a single stereo input.  In this case, it has stereo volumes
although it's a mono widget, and thus we have to take care of both
left and right input channels, as stated in HD-audio spec ("7.1.3
Widget Interconnection Rules").

This patch covers this missing piece by adding proper checks of stereo
amps in both the generic parser and the proc output codes.

Reported-by: Raymond Yau <superquad.vortex2@gmail.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
2015-03-16 14:44:03 +01:00
Mark Brown
33484c6739 Merge remote-tracking branches 'asoc/fix/sgtl5000' and 'asoc/fix/sn95031' into asoc-linus 2015-03-16 12:03:17 +00:00
Mark Brown
af6b7a82fd Merge remote-tracking branches 'asoc/fix/ak4671', 'asoc/fix/control', 'asoc/fix/da732x', 'asoc/fix/fsl-ssi', 'asoc/fix/lock' and 'asoc/fix/rt286' into asoc-linus 2015-03-16 12:03:15 +00:00
Mark Brown
016e81f202 Merge remote-tracking branch 'asoc/fix/intel' into asoc-linus 2015-03-16 12:03:14 +00:00
Mark Brown
8ca8f32666 Merge remote-tracking branches 'regulator/fix/gpio-enable' and 'regulator/fix/tps65910' into regulator-linus 2015-03-16 11:43:24 +00:00
Geert Uytterhoeven
d16da513c9 regulator: tps65910: Add missing #include <linux/of.h>
drivers/regulator/tps65910-regulator.c: In function ‘tps65910_parse_dt_reg_data’:
drivers/regulator/tps65910-regulator.c:1018: error: implicit declaration of function ‘of_get_child_by_name’
drivers/regulator/tps65910-regulator.c:1018: warning: assignment makes pointer from integer without a cast
drivers/regulator/tps65910-regulator.c:1034: error: implicit declaration of function ‘of_node_put’
drivers/regulator/tps65910-regulator.c:1056: error: implicit declaration of function ‘of_property_read_u32’

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
2015-03-16 11:41:16 +00:00
Robin Gong
855832e47c dmaengine: imx-sdma: switch to dynamic context mode after script loaded
Below comments got from Page4724 of Reference Manual of i.mx6q:
http://cache.freescale.com/files/32bit/doc/ref_manual/IMX6DQRM.pdf

--"Static context mode should be used for the first channel called
after reset to ensure that the all context RAM for that channel is
initialized during the context SAVE phase when the channel is
done or yields. Subsequent calls to the same channel or
different channels may use any of the dynamic context modes.
This will ensure that all context locations for the bootload
channel are initialized, and prevent undefined values in context
RAM from being loaded during the context restore if the
channel is re-started later"

Unfortunately, the rule was broken by commit(5b28aa319b)
.This patch just take them back.

Signed-off-by: Robin Gong <b38343@freescale.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
2015-03-16 15:55:22 +05:30
Borislav Petkov
69797dafe3 Revert "x86/mm/ASLR: Propagate base load address calculation"
This reverts commit:

  f47233c2d3 ("x86/mm/ASLR: Propagate base load address calculation")

The main reason for the revert is that the new boot flag does not work
at all currently, and in order to make this work, we need non-trivial
changes to the x86 boot code which we didn't manage to get done in
time for merging.

And even if we did, they would've been too risky so instead of
rushing things and break booting 4.1 on boxes left and right, we
will be very strict and conservative and will take our time with
this to fix and test it properly.

Reported-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Cc: Baoquan He <bhe@redhat.com>
Cc: H. Peter Anvin <hpa@linux.intel.com
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Junjie Mao <eternal.n08@gmail.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Fleming <matt.fleming@intel.com>
Link: http://lkml.kernel.org/r/20150316100628.GD22995@pd.tnic
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2015-03-16 11:18:21 +01:00
Xi Ruoyao
319c1d420a drm/i915: Ensure plane->state->fb stays in sync with plane->fb
plane->state->fb and plane->fb should always reference the same FB so
that atomic and legacy codepaths have the same view of display state.
However, there are some places in kernel code that directly set
plane->fb and neglect to update plane->state->fb. If we never do a
successful update through the atomic pipeline, the RmFB cleanup code
will look at the plane->state->fb pointer, which has never actually
been set to a legitimate value, and try to clean it up, leading to
BUG's.

Add a quick helper function to synchronize plane->state->fb with
plane->fb and call it everywhere the driver tries to manually set
plane->fb outside of the atomic pipeline. In this function, use
drm_atomic_set_fb_for_plane instead of writing plane->state->fb
directly to keep the reference count right.

This is modified from Matt Roper's patch to drm-intel-nightly with
commit id

commit afd65eb4cc
Author: Matt Roper <matthew.d.roper@intel.com>
Date:   Tue Feb 3 13:10:04 2015 -0800

    drm/i915: Ensure plane->state->fb stays in sync with plane->fb

However this bug exists in mainline kernel too, so I created this to fix
it in mainline kernel.

A minor change is to use drm_atomic_set_fb_for_plane instead of update
reference count manually.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=88909
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=93711
Signed-off-by: Xi Ruoyao <xry111@outlook.com>
Reviewed-by: Matt Roper <matthew.d.roper@intel.com>
[Jani: included the patch notes in the commit message]
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
2015-03-16 11:13:57 +02:00
Johannes Berg
f84eaa1068 mac80211: ignore CSA to same channel
If the AP is confused and starts doing a CSA to the same channel,
just ignore that request instead of trying to act it out since it
was likely sent in error anyway.

In the case of the bug I was investigating the GO was misbehaving
and sending out a beacon with CSA IEs still included after having
actually done the channel switch.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-03-16 09:36:12 +01:00
Johannes Berg
496fcc294d nl80211: ignore HT/VHT capabilities without QoS/WMM
As HT/VHT depend heavily on QoS/WMM, it's not a good idea to
let userspace add clients that have HT/VHT but not QoS/WMM.
Since it does so in certain cases we've observed (client is
using HT IEs but not QoS/WMM) just ignore the HT/VHT info at
this point and don't pass it down to the drivers which might
unconditionally use it.

Cc: stable@vger.kernel.org
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-03-16 09:36:11 +01:00
Johannes Berg
70a3fd6c61 mac80211: ask for ECSA IE to be considered for beacon parse CRC
When a beacon from the AP contains only the ECSA IE, and not a CSA IE
as well, this ECSA IE is not considered for calculating the CRC and
the beacon might be dropped as not being interesting. This is clearly
wrong, it should be handled and the channel switch should be executed.

Fix this by including the ECSA IE ID in the bitmap of interesting IEs.

Reported-by: Gil Tribush <gil.tribush@intel.com>
Reviewed-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-03-16 09:36:11 +01:00
Andrei Otcheretianski
0f611d28fc mac80211: count interfaces correctly for combination checks
Since moving the interface combination checks to mac80211, it's
broken because it now only considers interfaces with an assigned
channel context, so for example any interface that isn't active
can still be up, which is clearly an issue; also, in particular
P2P-Device wdevs are an issue since they never have a chanctx.

Fix this by counting running interfaces instead the ones with a
channel context assigned.

Cc: stable@vger.kernel.org [3.16+]
Fixes: 73de86a389 ("cfg80211/mac80211: move interface counting for combination check to mac80211")
Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
[rewrite commit message, dig out the commit it fixes]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
2015-03-16 09:35:59 +01:00
Ley Foon Tan
6347e2a10f nios2: mm: do not invoke OOM killer on kernel fault OOM
Follow commit 871341023c.

Kernel faults are expected to handle OOM conditions gracefully (gup,
uaccess etc.), so they should never invoke the OOM killer.  Reserve
this for faults triggered in user context when it is the only option.

Signed-off-by: Ley Foon Tan <lftan@altera.com>
2015-03-16 15:35:25 +08:00
Dan Carpenter
10640d3455 isdn: icn: use strlcpy() when parsing setup options
If you pass an invalid string here then you probably deserve the memory
corruption, but it annoys static analysis tools so lets fix it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-15 22:24:37 -04:00
Tobias Klauser
c105e86ace nios2: Remove ucontext.h from exported arch headers
Commit 92d5dd8cd6 ("nios2: update pt_regs") removed the nios2 specific
ucontext.h, replacing it with the version from asm-generic. Thus it's no
longer necessary to include ucontext.h in exported headers.

Cc: Chung-Ling Tang <cltang@codesourcery.com>
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <lftan@altera.com>
2015-03-16 10:20:41 +08:00
Al Viro
7d985ed1dc rxrpc: bogus MSG_PEEK test in rxrpc_recvmsg()
[I would really like an ACK on that one from dhowells; it appears to be
quite straightforward, but...]

MSG_PEEK isn't passed to ->recvmsg() via msg->msg_flags; as the matter of
fact, neither the kernel users of rxrpc, nor the syscalls ever set that bit
in there.  It gets passed via flags; in fact, another such check in the same
function is done correctly - as flags & MSG_PEEK.

It had been that way (effectively disabled) for 8 years, though, so the patch
needs beating up - that case had never been tested.  If it is correct, it's
-stable fodder.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-15 22:20:09 -04:00
Al Viro
3eeff778e0 caif: fix MSG_OOB test in caif_seqpkt_recvmsg()
It should be checking flags, not msg->msg_flags.  It's ->sendmsg()
instances that need to look for that in ->msg_flags, ->recvmsg() ones
(including the other ->recvmsg() instance in that file, as well as
unix_dgram_recvmsg() this one claims to be imitating) check in flags.
Braino had been introduced in commit dcda13 ("caif: Bugfix - use MSG_TRUNC
in receive") back in 2010, so it goes quite a while back.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-15 22:19:17 -04:00
Linus Torvalds
06e5801b8c Linux 4.0-rc4 2015-03-15 17:38:20 -07:00
Linus Torvalds
08352086de Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fix from Dave Airlie:
 "An oops snuck in in an -rc3 patch, this fixes it"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  [PATCH] drm/mm: Fix support 4 GiB and larger ranges
2015-03-15 15:20:09 -07:00
Linus Torvalds
1ee89c519a The clk fixes for 4.0-rc4 comprise three themes. First are the usual
driver fixes for new regressions since v3.19. Second are fixes to the
 common clock divider type caused by recent changes to how we round clock
 rates. This affects many clock drivers that use this common code.
 Finally there are fixes for drivers that improperly compared struct clk
 pointers (drivers must not deref these pointers). While some of these
 drivers have done this for a long time, this did not cause a problem
 until we started generating unique struct clk pointers for every
 consumer. A new function, clk_is_match was introduced to get these
 drivers working again and they are fixed up to no longer deref the
 pointers themselves.
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Merge tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux

Pull clock framework fixes from Michael Turquette:
 "The clk fixes for 4.0-rc4 comprise three themes.

  First are the usual driver fixes for new regressions since v3.19.

  Second are fixes to the common clock divider type caused by recent
  changes to how we round clock rates.  This affects many clock drivers
  that use this common code.

  Finally there are fixes for drivers that improperly compared struct
  clk pointers (drivers must not deref these pointers).  While some of
  these drivers have done this for a long time, this did not cause a
  problem until we started generating unique struct clk pointers for
  every consumer.  A new function, clk_is_match was introduced to get
  these drivers working again and they are fixed up to no longer deref
  the pointers themselves"

* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
  ASoC: kirkwood: fix struct clk pointer comparing
  ASoC: fsl_spdif: fix struct clk pointer comparing
  ARM: imx: fix struct clk pointer comparing
  clk: introduce clk_is_match
  clk: don't export static symbol
  clk: divider: fix calculation of initial best divider when rounding to closest
  clk: divider: fix selection of divider when rounding to closest
  clk: divider: fix calculation of maximal parent rate for a given divider
  clk: divider: return real rate instead of divider value
  clk: qcom: fix platform_no_drv_owner.cocci warnings
  clk: qcom: fix platform_no_drv_owner.cocci warnings
  clk: qcom: Add PLL4 vote clock
  clk: qcom: lcc-msm8960: Fix PLL rate detection
  clk: qcom: Fix slimbus n and m val offsets
  clk: ti: Fix FAPLL parent enable bit handling
2015-03-15 15:07:08 -07:00
Krzysztof Kolasa
046d669c62 [PATCH] drm/mm: Fix support 4 GiB and larger ranges
bad argument if(tmp)... in check_free_hole

fix oops: kernel BUG at drivers/gpu/drm/drm_mm.c:305!

[airlied: excellent, this was my task for today].

Signed-off-by: Krzysztof Kolasa <kkolasa@winsoft.pl>
Reviewed-by: Chris wilson <chris@chris-wilson.co.uk>
Signed-off-by: Dave Airlie <airlied@redhat.com>
2015-03-16 06:28:50 +10:00
Linus Torvalds
6981e2af36 ARM: SoC fixes for 4.0-rc3
This is a rather unpleasantly large set of bug fixes for arm-soc,
 Most of them because of cross-tree dependencies for Exynos
 where we should have figured out the right path to merge things
 before the merge window, and then the maintainer being unable to
 sort things out in time during a business trip.
 
 The other changes contained here are the usual collection:
 
 MAINTAINERS file updates
  - Gregory Clement is now a co-maintainer for the legacy Marvell EBU
    platforms
  - A MAINTAINERS entry for the Freescale Vybrid platform that was
    added last year
  - Matt Porter no longer works as a maintainer on Broadcom SoCs
 
 Build-time issues
  - A compile-time error for at91
  - Several minor DT fixes on at91, imx, exynos, socfpga, and omap
  - The new digicolor platform was not correctly enabled at all
 
 Configuration issues
  - Two defconfig fix for regressions using USB on versatile
    express and on OMAP3
  - Enabling all 8 CPUs on Allwinner/SUNxi
  - Enabling the new STiH410 platform to be usable
 
 Bug fixes in platform code
  - A missing barrier for socfpga
  - Fixing LPDDR1 self-refresh mode on at91
  - Fixing RTC interrupt numbers on Exynos3250
  - Fixing a cache-coherency issues in CPU power-down
    on Exynos5
  - Multiple small OMAP power management fixes
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Merge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Arnd Bergmann:
 "This is a rather unpleasantly large set of bug fixes for arm-soc, Most
  of them because of cross-tree dependencies for Exynos where we should
  have figured out the right path to merge things before the merge
  window, and then the maintainer being unable to sort things out in
  time during a business trip.

  The other changes contained here are the usual collection:

  MAINTAINERS file updates
   - Gregory Clement is now a co-maintainer for the legacy Marvell EBU
     platforms
   - A MAINTAINERS entry for the Freescale Vybrid platform that was
     added last year
   - Matt Porter no longer works as a maintainer on Broadcom SoCs

  Build-time issues
   - A compile-time error for at91
   - Several minor DT fixes on at91, imx, exynos, socfpga, and omap
   - The new digicolor platform was not correctly enabled at all

  Configuration issues
   - Two defconfig fix for regressions using USB on versatile express
     and on OMAP3
   - Enabling all 8 CPUs on Allwinner/SUNxi
   - Enabling the new STiH410 platform to be usable

  Bug fixes in platform code
   - A missing barrier for socfpga
   - Fixing LPDDR1 self-refresh mode on at91
   - Fixing RTC interrupt numbers on Exynos3250
   - Fixing a cache-coherency issues in CPU power-down on Exynos5
   - Multiple small OMAP power management fixes"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (69 commits)
  MAINTAINERS: Add myself as co-maintainer to the legacy support of the mvebu SoCs
  ARM: at91: pm_slowclock: fix the compilation error
  ARM: at91/dt: fix USB high-speed clock to select UTMI
  ARM: at91/dt: fix at91 udc compatible strings
  ARM: at91/dt: declare matrix node as a syscon device
  ARM: vexpress: update CONFIG_USB_ISP1760 option
  ARM: digicolor: add the machine directory to Makefile
  ARM: STi: Add STiH410 SoC support
  MAINTAINERS: add Freescale Vybrid SoC
  MAINTAINERS: Remove self as ARM mach-bcm co-maintainer
  ARM: imx6sl-evk: set swbst_reg as vbus's parent reg
  ARM: imx6qdl-sabresd: set swbst_reg as vbus's parent reg
  ARM: at91/dt: at91sam9261: fix clocks and clock-names in udc definition
  ARM: OMAP2+: Fix wl12xx on dm3730-evm with mainline u-boot
  ARM: OMAP: enable TWL4030_USB in omap2plus_defconfig
  ARM: dts: dra7x-evm: avoid possible contention while muxing on CAN lines
  ARM: dts: dra7x-evm: Don't use dcan1_rx.gpio1_15 in DCAN pinctrl
  ARM: dts: am43xx: fix SLEWCTRL_FAST pinctrl binding
  ARM: dts: am33xx: fix SLEWCTRL_FAST pinctrl binding
  ARM: dts: OMAP5: fix polling intervals for thermal zones
  ...
2015-03-15 10:49:38 -07:00
Linus Torvalds
71c87bd062 irqchip fixes for v4.0
- armada-370-xp
    - Chained per-cpu interrupts
 
 - gic{,-v3,v3-its}
    - Various fixes for safer operation
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Merge tag 'irqchip-fixes-4.0' of git://git.infradead.org/users/jcooper/linux

Pull irqchip fixes from Jason Cooper:
 "armada-370-xp:
   - Chained per-cpu interrupts

  gic{,-v3,v3-its}"
   - Various fixes for safer operation"

* tag 'irqchip-fixes-4.0' of git://git.infradead.org/users/jcooper/linux:
  irqchip: gicv3-its: Support safe initialization
  irqchip: gicv3-its: Define macros for GITS_CTLR fields
  irqchip: gicv3-its: Add limitation to page order
  irqchip: gicv3-its: Use 64KB page as default granule
  irqchip: gicv3-its: Zero itt before handling to hardware
  irqchip: gic-v3: Fix out of bounds access to cpu_logical_map
  irqchip: gic: Fix unsafe locking reported by lockdep
  irqchip: gicv3-its: Fix unsafe locking reported by lockdep
  irqchip: gicv3-its: Iterate over PCI aliases to generate ITS configuration
  irqchip: gicv3-its: Allocate enough memory for the full range of DeviceID
  irqchip: gicv3-its: Fix ITS CPU init
  irqchip: armada-370-xp: Fix chained per-cpu interrupts
2015-03-15 10:41:30 -07:00
Forest Wilkinson
9b028649b9 HID: tivo: enable all buttons on the TiVo Slide Pro remote
The linux kernel has supported the TiVo Slide remote control for some time, but
does not recognize the USB ID of the newer Slide Pro. This patch adds the
missing data structures so the newer remote will be recognized by the driver,
thereby allowing the TiVo, LiveTV, and Thumbs Up/Down buttons to be
mapped with a hwdb file.

Signed-off-by: Forest Wilkinson <web11.forest@tibit.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2015-03-15 10:04:27 -04:00
Peter Chen
963ffa3e97 MAINTAINERS: add entry for USB OTG FSM
Add MAINTAINER entry for USB OTG Finite State Machine

Cc: Felipe Balbi <balbi@ti.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-15 10:27:21 +01:00
Li Jun
d20f780799 usb: chipidea: otg: add a_alt_hnp_support response for B device
This patch adds response to a_alt_hnp_support set feature request from legacy
A device, that is, B-device can provide a message to the user indicating that
the user needs to connect the B-device to an alternate port on the A-device.
A device sets this feature indicates to the B-device that it is connected
to an A-device port that is not capable of HNP, but that the A-device does have
an alternate port that is capable of HNP.

[Peter]
Without this patch, the OTG B device can't be enumerated on
non-HNP port at A device, see below log:
[    2.287464] usb 1-1: Dual-Role OTG device on non-HNP port
[    2.293105] usb 1-1: can't set HNP mode: -32
[    2.417422] usb 1-1: new high-speed USB device number 4 using ci_hdrc
[    2.460635] usb 1-1: Dual-Role OTG device on non-HNP port
[    2.466424] usb 1-1: can't set HNP mode: -32
[    2.587464] usb 1-1: new high-speed USB device number 5 using ci_hdrc
[    2.630649] usb 1-1: Dual-Role OTG device on non-HNP port
[    2.636436] usb 1-1: can't set HNP mode: -32
[    2.641003] usb usb1-port1: unable to enumerate USB device

Cc: stable <stable@vger.kernel.org>
Acked-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Li Jun <b47624@freescale.com>
Signed-off-by: Peter Chen <peter.chen@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-03-15 10:27:20 +01:00
Greg Kroah-Hartman
c526c216fe contains fixes all over drivers/phy and includes the following
*) Using phy_get_drvdata instead of dev_get_drvdata in armada375-usb2.c
 *) Fixes w.r.t checking return values in regmap APIs, protecting regmap ops
    with spin lock and directly using regmap_update_bits instead of having a
    separate function to do the same in the various PHYs used in exynos.
 *) check return value in platform_get_resource of hix5hd2-sata PHY
 *) Removed NULL terminating entry from phys array and fix off-by-one
    valid value checking for args->args[0] in of_xlate of exynos USB PHY.
 *) Fixup rockchip_usb_phy_power_on failure path
 *) Fix devm_phy_match to find the correct match in phy core and also fix to
    return the correct value from PHY APIs if PM runtime is not enabled.
 *) Removed redundant code in twl4030 and xgene
 *) Fixed sizeof during memory allocation in miphy PHYs
 *) simplify ti_pipe3_dpll_wait_lock implementation, fix missing clk_prepare
    when using old dt name and nit pick in MOUDLE_ALIAS in TI PHYs.
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Merge tag 'for-4.0-rc' of git://git.kernel.org/pub/scm/linux/kernel/git/kishon/linux-phy into usb-linus

Kishon writes:

contains fixes all over drivers/phy and includes the following
*) Using phy_get_drvdata instead of dev_get_drvdata in armada375-usb2.c
*) Fixes w.r.t checking return values in regmap APIs, protecting regmap ops
   with spin lock and directly using regmap_update_bits instead of having a
   separate function to do the same in the various PHYs used in exynos.
*) check return value in platform_get_resource of hix5hd2-sata PHY
*) Removed NULL terminating entry from phys array and fix off-by-one
   valid value checking for args->args[0] in of_xlate of exynos USB PHY.
*) Fixup rockchip_usb_phy_power_on failure path
*) Fix devm_phy_match to find the correct match in phy core and also fix to
   return the correct value from PHY APIs if PM runtime is not enabled.
*) Removed redundant code in twl4030 and xgene
*) Fixed sizeof during memory allocation in miphy PHYs
*) simplify ti_pipe3_dpll_wait_lock implementation, fix missing clk_prepare
   when using old dt name and nit pick in MOUDLE_ALIAS in TI PHYs.
2015-03-15 10:23:04 +01:00
Jason Cooper
aaa95f7456 Merge branch 'irqchip/urgent-gic' into irqchip/urgent 2015-03-15 01:41:26 +00:00
Venkat Venkatsubra
4c906c2798 bridge: reset bridge mtu after deleting an interface
On adding an interface br_add_if() sets the MTU to the min of
all the interfaces. Do the same thing on removing an interface too
in br_del_if.

Signed-off-by: Venkat Venkatsubra <venkat.x.venkatsubra@oracle.com>
Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-14 19:12:38 -04:00
Linus Torvalds
7cd9beb338 Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull drm fixes from Dave Airlie:
 "Misc i915, vmwgfx and radeon fixes along with a fix for one of those
  recursive sleep mutex debug cases in the mst code"

* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
  drm/vmwgfx: Fix an issue with the device losing its irq line on module unload
  drm/vmwgfx: Correctly NULLify dma buffer pointer on failure
  drm/vmwgfx: Reorder device takedown somewhat
  drm/vmwgfx: Fix a couple of lock dependency violations
  drm/radeon: drop setting UPLL to sleep mode
  drm/radeon: fix wait to actually occur after the signaling callback
  drm/i915: Prevent TLB error on first execution on SNB
  drm/i915: Do both mt and gen6 style forcewake reset on ivb probe
  drm/i915: Make WAIT_IOCTL negative timeouts be indefinite again
  drm/i915: use in_interrupt() not in_irq() to check context
  drm/mst: fix recursive sleep warning on qlock
  drm: Don't assign fbs for universal cursor support to files
2015-03-14 14:54:25 -07:00
Linus Torvalds
60b3e7bd6a SCSI fixes on 20150314
This is a simple fix for a domain revalidation crash which has recently turned
 up in the libsas code (applies to mvsas, isc and aic94xx).
 
 Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fix from James Bottomley:
 "This is a simple fix for a domain revalidation crash which has
  recently turned up in the libsas code (applies to mvsas, isc and
  aic94xx)"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  libsas: Fix Kernel Crash in smp_execute_task
2015-03-14 14:23:50 -07:00
David S. Miller
07c2171570 linux-can-fixes-for-4.0-20150314
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Merge tag 'linux-can-fixes-for-4.0-20150314' of git://git.kernel.org/pub/scm/linux/kernel/git/mkl/linux-can

Marc Kleine-Budde says:

====================
Hello David, this is a pull request for net/master, consisting of two patches:

In the first patch Michal Simek enables the xilinx CAN driver for ARM64. The
second patch by Ahmed S. Darwish fixes a race condition in the tx-queue of the
kvaser_usb driver.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2015-03-14 14:35:26 -04:00
Linus Torvalds
0f0910a100 File locking related fix for v4.0 (#4)
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Merge tag 'locks-v4.0-4' of git://git.samba.org/jlayton/linux

Pull file locking bugfix from Jeff Layton:
 "Just a small fix for a potential problem in one of the lease
  tracepoints"

* tag 'locks-v4.0-4' of git://git.samba.org/jlayton/linux:
  locks: fix generic_delete_lease tracepoint to use victim pointer
2015-03-14 10:02:21 -07:00
Linus Torvalds
0be952c13b VFIO fix for v4.0-rc4
- Add missing break to avoid clobbering ioctl (Alexey Kardashevskiy)
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Merge tag 'vfio-v4.0-rc4' of git://github.com/awilliam/linux-vfio

Pull VFIO fix from Alex Williamson:
 "Add missing break to avoid clobbering ioctl (Alexey Kardashevskiy)"

* tag 'vfio-v4.0-rc4' of git://github.com/awilliam/linux-vfio:
  vfio-pci: Add missing break to enable VFIO_PCI_ERR_IRQ_INDEX
2015-03-14 09:36:10 -07:00
Linus Torvalds
9c987a33a8 arm64 fixes:
- add TLB invalidation for page table tear-down which was missed when
   support for CONFIG_HAVE_RCU_TABLE_FREE was added (assuming page table
   freeing was always deferred)
 - use UEFI for system and reset poweroff if available
 - fix asm label placement in relation to the alignment statement
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Merge tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull arm64 fixes from Catalin Marinas:

 - add TLB invalidation for page table tear-down which was missed when
   support for CONFIG_HAVE_RCU_TABLE_FREE was added (assuming page table
   freeing was always deferred)

 - use UEFI for system and reset poweroff if available

 - fix asm label placement in relation to the alignment statement

* tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  arm64: put __boot_cpu_mode label after alignment instead of before
  efi/arm64: use UEFI for system reset and poweroff
  arm64: Invalidate the TLB corresponding to intermediate page table levels
2015-03-14 09:32:00 -07:00
Linus Torvalds
e6c2d9ce12 Kselftest fixes for Linux 4.0-rc4
selftests/exec: Check if the syscall exists and bail if not
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Merge tag 'linux-kselftest-4.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest

Pull Kselftest fix from Shuah Khan:
 "selftests/exec: Check if the syscall exists and bail if not"

* tag 'linux-kselftest-4.0-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest:
  selftests/exec: Check if the syscall exists and bail if not
2015-03-14 09:26:23 -07:00
Jeff Layton
a9b1b455c5 locks: fix generic_delete_lease tracepoint to use victim pointer
It's possible that "fl" won't point at a valid lock at this point, so
use "victim" instead which is either a valid lock or NULL.

Signed-off-by: Jeff Layton <jeff.layton@primarydata.com>
2015-03-14 09:45:35 -04:00
Christoffer Dall
ae705930fc arm/arm64: KVM: Keep elrsr/aisr in sync with software model
There is an interesting bug in the vgic code, which manifests itself
when the KVM run loop has a signal pending or needs a vmid generation
rollover after having disabled interrupts but before actually switching
to the guest.

In this case, we flush the vgic as usual, but we sync back the vgic
state and exit to userspace before entering the guest.  The consequence
is that we will be syncing the list registers back to the software model
using the GICH_ELRSR and GICH_EISR from the last execution of the guest,
potentially overwriting a list register containing an interrupt.

This showed up during migration testing where we would capture a state
where the VM has masked the arch timer but there were no interrupts,
resulting in a hung test.

Cc: Marc Zyngier <marc.zyngier@arm.com>
Reported-by: Alex Bennee <alex.bennee@linaro.org>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
2015-03-14 13:42:07 +01:00