Commit Graph

70226 Commits

Author SHA1 Message Date
David S. Miller
b26d344c6b Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts:
	drivers/net/caif/caif_hsi.c
	drivers/net/usb/qmi_wwan.c

The qmi_wwan merge was trivial.

The caif_hsi.c, on the other hand, was not.  It's a conflict between
1c385f1fdf ("caif-hsi: Replace platform
device with ops structure.") in the net-next tree and commit
39abbaef19 ("caif-hsi: Postpone init of
HIS until open()") in the net tree.

I did my best with that one and will ask Sjur to check it out.

Signed-off-by: David S. Miller <davem@davemloft.net>
2012-06-28 17:37:00 -07:00
Paul Mundt
e9bcd470d8 Merge branches 'sh/urgent' and 'sh/trivial' into sh-fixes-for-linus 2012-06-28 16:46:13 +09:00
Nobuhiro Iwamatsu
ad3337cb38 sh: Convert sh_clk_mstp32_register to sh_clk_mstp_register
sh_clk_mstp32_register is deprecated. This convert to sh_clk_mstp_register.

Signed-off-by: Nobuhiro Iwamatsu <nobuhiro.iwamatsu.yj@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2012-06-28 16:45:34 +09:00
Guennadi Liakhovetski
bc404e9128 sh: kfr2r09: fix compile breakage
Fix compile breakage caused by

commit aa82f9fcd0
Author: Paul Mundt <lethal@linux-sh.org>

    sh: kfr2r09 evt2irq migration.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2012-06-28 16:35:40 +09:00
Linus Torvalds
6ebfbe9a1a Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
Pull a m68knommu fix from Greg Ungerer:
 "It contains a single fix for breakage using the Freescale FEC eth
  driver on ColdFire CPUs."

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
  m68knommu: define a local devm_clk_get() function
2012-06-27 12:48:39 -07:00
Linus Torvalds
aace99e57c Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media fixes from Mauro Carvalho Chehab.

Trivial conflict due to new USB HID ID's being added next to each other
(Baanto vs Axentia).

* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (44 commits)
  [media] smia: Fix compile failures
  [media]  Fix VIDIOC_DQEVENT docbook entry
  [media] s5p-fimc: Fix control creation function
  [media] s5p-mfc: Fix checkpatch error in s5p_mfc_shm.h file
  [media] s5p-mfc: Fix setting controls
  [media] v4l/s5p-mfc: added image size align in VIDIOC_TRY_FMT
  [media] v4l/s5p-mfc: corrected encoder v4l control definitions
  [media] v4l: mem2mem_testdev: Fix race conditions in driver
  [media] s5p-mfc: Bug fix of timestamp/timecode copy mechanism
  [media] cxd2820r: Fix an incorrect modulation type bitmask
  [media] em28xx: Show a warning if the board does not support remote controls
  [media] em28xx: Add remote control support for Terratec's Cinergy HTC Stick HD
  [media] USB: Staging: media: lirc: initialize spinlocks before usage
  [media] Revert "[media] media: mx2_camera: Fix mbus format handling"
  [media] bw-qcam: driver and pixfmt documentation fixes
  [media] cx88: fix firmware load on big-endian systems
  [media] cx18: support big-endian systems
  [media] ivtv: fix support for big-endian systems
  [media] tuner-core: return the frequency range of the correct tuner
  [media] v4l2-dev.c: fix g_parm regression in determine_valid_ioctls()
  ...
2012-06-25 14:53:09 -07:00
Marek Szyprowski
593f473554 ARM: dma-mapping: fix buffer chunk allocation order
IOMMU-aware dma_alloc_attrs() implementation allocates buffers in
power-of-two chunks to improve performance and take advantage of large
page mappings provided by some IOMMU hardware. However current code, due
to a subtle bug, allocated those chunks in the smallest-to-largest
order, what completely killed all the advantages of using larger than
page chunks. If a 4KiB chunk has been mapped as a first chunk, the
consecutive chunks are not aligned correctly to the power-of-two which
match their size and IOMMU drivers were not able to use internal
mappings of size other than the 4KiB (largest common denominator of
alignment and chunk size).

This patch fixes this issue by changing to the correct largest-to-smallest
chunk size allocation sequence.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
2012-06-25 10:18:52 +02:00
Greg Ungerer
19a1d332cc m68knommu: define a local devm_clk_get() function
Commit f4d40de39a ("net fec: do not depend
on grouped clocks") breaks compilation of the FEC driver for non iMX
platforms in linux-3.5-rc1. For example when compiling for ColdFire I get:

      LD      vmlinux
    drivers/built-in.o: In function `fec_probe':
    fec.c:(.devinit.text+0x1e0): undefined reference to `devm_clk_get'

Define a simple devm_clk_get() function for the m68knommu architecture.

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
2012-06-25 09:17:20 +10:00
Anatol Pomozov
02b7d83436 Fix typo in printed messages
Coult -> Could

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-24 11:03:52 -07:00
Linus Torvalds
104452f052 Merge git://git.kernel.org/pub/scm/virt/kvm/kvm
Pull KVM fixes from Avi Kivity:
 "Fixing a scheduling-while-atomic bug in the ppc code, and a bug which
  allowed pci bridges to be assigned to guests."

* git://git.kernel.org/pub/scm/virt/kvm/kvm:
  KVM: PPC: Book3S HV: Drop locks around call to kvmppc_pin_guest_page
  KVM: Fix PCI header check on device assignment
2012-06-24 11:02:09 -07:00
Linus Torvalds
a4a20fd981 ARM: SoC fixes
Nothing very controversial in here. Most of the fixes are for OMAP this time
 around, with some orion/kirkwood and a tegra patch mixed in.
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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 Olof Johansson:
 "Nothing very controversial in here.  Most of the fixes are for OMAP
  this time around, with some orion/kirkwood and a tegra patch mixed in."

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: Orion: Fix Virtual/Physical mixup with watchdog
  ARM: Kirkwood: clk_register_gate_fn: add fn assignment
  ARM: Orion5x - Restore parts of io.h, with rework
  ARM: OMAP4: hwmod data: Force HDMI in no-idle while enabled
  ARM: OMAP2+: mux: fix sparse warning
  ARM: OMAP2+: CM: increase the module disable timeout
  ARM: OMAP4: clock data: add clockdomains for clocks used as main clocks
  ARM: OMAP4: hwmod data: fix 32k sync timer idle modes
  ARM: OMAP4+: hwmod: fix issue causing IPs not going back to Smart-Standby
  ARM: OMAP: Fix Beagleboard DVI reset gpio
  arm/dts: OMAP2: Fix interrupt controller binding
  ARM: OMAP2: Fix tusb6010 GPIO interrupt for n8x0
  ARM: OMAP2+: Fix MUSB ifdefs for platform init code
  ARM: tegra: make tegra_cpu_reset_handler_enable() __init
  ARM: OMAP: PM: Lock clocks list while generating summary
  ARM: iconnect: Remove include of removed linux/spi/orion_spi.h
2012-06-24 10:57:59 -07:00
Andrew Lunn
0fa1f0609a ARM: Orion: Fix Virtual/Physical mixup with watchdog
The orion watchdog is expecting to be passed the physcial address of
the hardware, and will ioremap() it to give a virtual address it will
use as the base address for the hardware. However, when creating the
platform resource record, a virtual address was being used.

Add the necassary #define's so we can pass the physical address as
expected.

Tested on Kirkwood and Orion5x.

Cc: stable <stable@vger.kernel.org>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-23 16:19:21 -07:00
Marc Kleine-Budde
5fb2ce119c ARM: Kirkwood: clk_register_gate_fn: add fn assignment
In commit:
    98d9986 ARM: Kirkwood: Replace clock gating
the kirkwood clock gating has been reworked. A custom variant of
clock gating, that calls a custom function before gating the clock
off, has been introduced. However in clk_register_gate_fn() this
custom function "fn" is never assigned.

This patch adds the missing fn assignment.

Cc: stable <stable@vger.kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@blackshift.org>
Tested-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-23 16:19:02 -07:00
Andrew Lunn
b5e12229a4 ARM: Orion5x - Restore parts of io.h, with rework
Commit 4d5fc58dbe (ARM: remove bunch of
now unused mach/io.h files) removed the orion5x io.h. Unfortunately,
this is still needed for the definition of IO_SPACE_LIMIT which
overrides the default 64K. All Orion based systems have 1Mbyte of IO
space per PCI[e] bus, and try to request_resource() this size. Orion5x
has two such PCI buses.

It is likely that the original, removed version, was broken. This
version might be less broken. However, it has not been tested on
hardware with a PCI card, let alone hardware with a PCI card with IO
capabilities.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-23 16:18:17 -07:00
Olof Johansson
a34a3b7264 Some uncontroversial OMAP clock, hwmod, and compiler warning fixes for 3.5-rc
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Merge tag 'omap-fixes-a-for-3.5rc' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending into fixes

From Paul Walmsley (as per Tony Lindgren's request):
 "Some uncontroversial OMAP clock, hwmod, and compiler warning fixes for 3.5-rc"

* tag 'omap-fixes-a-for-3.5rc' of git://git.kernel.org/pub/scm/linux/kernel/git/pjw/omap-pending:
  ARM: OMAP4: hwmod data: Force HDMI in no-idle while enabled
  ARM: OMAP2+: mux: fix sparse warning
  ARM: OMAP2+: CM: increase the module disable timeout
  ARM: OMAP4: clock data: add clockdomains for clocks used as main clocks
  ARM: OMAP4: hwmod data: fix 32k sync timer idle modes
  ARM: OMAP4+: hwmod: fix issue causing IPs not going back to Smart-Standby
  ARM: OMAP: PM: Lock clocks list while generating summary
2012-06-23 16:16:29 -07:00
Olof Johansson
e23d7096f9 Here are a few fixes with the biggest one being fix for Beagle DVI
reset. All of them are regression fixes, except for the missing omap2
 interrupt controller binding that somehow got missed earlier.
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Merge tag 'omap-fixes-for-v3.5-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap into fixes

From Tony Lindgren:
"Here are a few fixes with the biggest one being fix for Beagle DVI
 reset. All of them are regression fixes, except for the missing omap2
 interrupt controller binding that somehow got missed earlier."

* tag 'omap-fixes-for-v3.5-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap:
  ARM: OMAP: Fix Beagleboard DVI reset gpio
  arm/dts: OMAP2: Fix interrupt controller binding
  ARM: OMAP2: Fix tusb6010 GPIO interrupt for n8x0
  ARM: OMAP2+: Fix MUSB ifdefs for platform init code
2012-06-23 16:11:50 -07:00
Ricardo Neri
dc57aef503 ARM: OMAP4: hwmod data: Force HDMI in no-idle while enabled
As per the OMAP4 documentation, audio over HDMI must be transmitted in
no-idle mode. This patch adds the HWMOD_SWSUP_SIDLE so that omap_hwmod uses
no-idle/force-idle settings instead of smart-idle mode.

This is required as the DSS interface clock is used as functional clock
for the HDMI wrapper audio FIFO. If no-idle mode is not used, audio could
be choppy, have bad quality or not be audible at all.

Signed-off-by: Ricardo Neri <ricardo.neri@ti.com>
[b-cousson@ti.com: Update the subject and align the .flags
location with the script template]
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2012-06-21 18:08:47 -06:00
Paul Walmsley
65e25976b7 ARM: OMAP2+: mux: fix sparse warning
Commit bbd707acee ("ARM: omap2: use
machine specific hook for late init") resulted in the addition of this
sparse warning:

arch/arm/mach-omap2/mux.c:791:12: warning: symbol 'omap_mux_late_init' was not declared. Should it be static?

Fix by including the header file containing the prototype.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Shawn Guo <shawn.guo@linaro.org>
Cc: Tony Lindgren <tony@atomide.com>
2012-06-21 18:08:47 -06:00
Paul Walmsley
b8f15b7e1d ARM: OMAP2+: CM: increase the module disable timeout
Increase the timeout for disabling an IP block to five milliseconds.
This is to handle the usb_host_fs idle latency, which takes almost
four milliseconds after a host controller reset.

This is the second of two patches needed to resolve the following
boot warning:

omap_hwmod: usb_host_fs: _wait_target_disable failed

Thanks to Sergei Shtylyov <sshtylyov@mvista.com> for finding
an unrelated hunk in a previous version of this patch.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Sergei Shtylyov <sshtylyov@mvista.com>
Cc: Tero Kristo <t-kristo@ti.com>
2012-06-21 18:08:47 -06:00
Paul Walmsley
9a47d32d5c ARM: OMAP4: clock data: add clockdomains for clocks used as main clocks
Until the OMAP4 code is converted to disable the use of the clock
framework-based clockdomain enable/disable sequence, any clock used as
a hwmod main_clk must have a clockdomain associated with it.  This
patch populates some clock structure clockdomain names to resolve the
following warnings during kernel init:

omap_hwmod: dpll_mpu_m2_ck: missing clockdomain for dpll_mpu_m2_ck.
omap_hwmod: trace_clk_div_ck: missing clockdomain for trace_clk_div_ck.
omap_hwmod: l3_div_ck: missing clockdomain for l3_div_ck.
omap_hwmod: ddrphy_ck: missing clockdomain for ddrphy_ck.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Rajendra Nayak <rnayak@ti.com>
Cc: Benoît Cousson <b-cousson@ti.com>
2012-06-21 18:08:47 -06:00
Paul Walmsley
252a4c5443 ARM: OMAP4: hwmod data: fix 32k sync timer idle modes
The 32k sync timer IP block target idle modes in the hwmod data are
incorrect.  The IP block does not support any smart-idle modes.
Update the data to reflect the correct modes.

This problem was initially identified and a diff fragment posted to
the lists by Benoît Cousson <b-cousson@ti.com>.  A patch description
bug in the first version was also identified by Benoît.

Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Benoît Cousson <b-cousson@ti.com>
Cc: Tero Kristo <t-kristo@ti.com>
2012-06-21 18:08:47 -06:00
Djamil Elaidi
561038f0a8 ARM: OMAP4+: hwmod: fix issue causing IPs not going back to Smart-Standby
If an IP is configured in Smart-Standby-Wakeup, when disabling wakeup feature the
IP will not go back to Smart-Standby, but will remain in Smart-Standby-Wakeup.

Signed-off-by: Djamil Elaidi <d-elaidi@ti.com>
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2012-06-21 18:08:46 -06:00
Linus Torvalds
fe80352460 Driver core and printk fixes for 3.5-rc4
Here are some fixes for 3.5-rc4 that resolve the kmsg problems that
 people have reported showing up after the printk and kmsg changes went
 into 3.5-rc1.  There are also a smattering of other tiny fixes for the
 extcon and hyper-v drivers that people have reported.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-3.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core and printk fixes from Greg Kroah-Hartman:
 "Here are some fixes for 3.5-rc4 that resolve the kmsg problems that
  people have reported showing up after the printk and kmsg changes went
  into 3.5-rc1.  There are also a smattering of other tiny fixes for the
  extcon and hyper-v drivers that people have reported.

  Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>"

* tag 'driver-core-3.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  extcon: max8997: Add missing kfree for info->edev in max8997_muic_remove()
  extcon: Set platform drvdata in gpio_extcon_probe() and fix irq leak
  extcon: Fix wrong index in max8997_extcon_cable[]
  kmsg - kmsg_dump() fix CONFIG_PRINTK=n compilation
  printk: return -EINVAL if the message len is bigger than the buf size
  printk: use mutex lock to stop syslog_seq from going wild
  kmsg - kmsg_dump() use iterator to receive log buffer content
  vme: change maintainer e-mail address
  Extcon: Don't try to create duplicate link names
  driver core: fixup reversed deferred probe order
  printk: Fix alignment of buf causing crash on ARM EABI
  Tools: hv: verify origin of netlink connector message
2012-06-20 15:14:28 -07:00
Linus Torvalds
a1821f774d Serial driver fixes for 3.5-rc4
Here are 3 patches resolving a boot regression (the mop500 fix), a build
 warning fix, and a kernel-doc fix.  All tiny, but should go into the
 final 3.5 release.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'tty-3.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty

Pull serial driver fixes from Greg Kroah-Hartman:
 "Here are 3 patches resolving a boot regression (the mop500 fix), a
  build warning fix, and a kernel-doc fix.  All tiny, but should go into
  the final 3.5 release.

  Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>"

* tag 'tty-3.5-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
  serial/amba-pl011: move custom pin control to driver
  serial: fix serial_txx9.c build warning/typo
  serial: fix kernel-doc warnings in 8250.c
2012-06-20 15:13:13 -07:00
Linus Torvalds
a2a2609c97 Merge branch 'akpm' (Andrew's patch-bomb)
* emailed from Andrew Morton <akpm@linux-foundation.org>: (21 patches)
  mm/memblock: fix overlapping allocation when doubling reserved array
  c/r: prctl: Move PR_GET_TID_ADDRESS to a proper place
  pidns: find_new_reaper() can no longer switch to init_pid_ns.child_reaper
  pidns: guarantee that the pidns init will be the last pidns process reaped
  fault-inject: avoid call to random32() if fault injection is disabled
  Viresh has moved
  get_maintainer: Fix --help warning
  mm/memory.c: fix kernel-doc warnings
  mm: fix kernel-doc warnings
  mm: correctly synchronize rss-counters at exit/exec
  mm, thp: print useful information when mmap_sem is unlocked in zap_pmd_range
  h8300: use the declarations provided by <asm/sections.h>
  h8300: fix use of extinct _sbss and _ebss
  xtensa: use the declarations provided by <asm/sections.h>
  xtensa: use "test -e" instead of bashism "test -a"
  xtensa: replace xtensa-specific _f{data,text} by _s{data,text}
  memcg: fix use_hierarchy css_is_ancestor oops regression
  mm, oom: fix and cleanup oom score calculations
  nilfs2: ensure proper cache clearing for gc-inodes
  thp: avoid atomic64_read in pmd_read_atomic for 32bit PAE
  ...
2012-06-20 14:41:57 -07:00
Viresh Kumar
10d8935f46 Viresh has moved
viresh.kumar@st.com email-id doesn't exist anymore as I have left the
company.  Replace ST's id with viresh.linux@gmail.com.

It also updates .mailmap file to fix address for 'git shortlog'

Signed-off-by: Viresh Kumar <viresh.linux@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:36 -07:00
Geert Uytterhoeven
436814e61f h8300: use the declarations provided by <asm/sections.h>
Cleanups:
  - Include <asm/sections.h>,
  - Remove the (different) extern declarations,
  - Remove the no longer needed address-of ('&') operators,
  - Remove the superfluous casts, use proper printk formatting instead.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:35 -07:00
Geert Uytterhoeven
ffb20313c0 h8300: fix use of extinct _sbss and _ebss
Nowadays it should use __bss_start and __bss_stop

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:35 -07:00
Geert Uytterhoeven
f022d0fa18 xtensa: use the declarations provided by <asm/sections.h>
Cleanups:
  - Include <asm/sections.h>,
  - Remove the (different) extern declarations,
  - Remove the no longer needed address-of ('&') operators,
  - Use %p to format pointer differences.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:35 -07:00
Geert Uytterhoeven
0eff08b5d1 xtensa: use "test -e" instead of bashism "test -a"
On Ubuntu, /bin/sh is a symlink to dash, which does not support "test -a".
This causes messages like

    test: 1: -a: unexpected operator
    test: 1: -a: unexpected operator

and link failures like

    (.init.text+0x132): undefined reference to `platform_init'

due to the appropriate platform code not being compiled.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:35 -07:00
Geert Uytterhoeven
5e7b6ed8e9 xtensa: replace xtensa-specific _f{data,text} by _s{data,text}
commit a2d063ac21 ("extable, core_kernel_data(): Make sure all archs
define _sdata") missed xtensa.  Xtensa does have a start of data marker,
but calls it _fdata, causing

    kernel/built-in.o:(.text+0x964): undefined reference to `_sdata'

_stext was already defined, but it was duplicated by _fdata.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:35 -07:00
Andrea Arcangeli
e4eed03fd0 thp: avoid atomic64_read in pmd_read_atomic for 32bit PAE
In the x86 32bit PAE CONFIG_TRANSPARENT_HUGEPAGE=y case while holding the
mmap_sem for reading, cmpxchg8b cannot be used to read pmd contents under
Xen.

So instead of dealing only with "consistent" pmdvals in
pmd_none_or_trans_huge_or_clear_bad() (which would be conceptually
simpler) we let pmd_none_or_trans_huge_or_clear_bad() deal with pmdvals
where the low 32bit and high 32bit could be inconsistent (to avoid having
to use cmpxchg8b).

The only guarantee we get from pmd_read_atomic is that if the low part of
the pmd was found null, the high part will be null too (so the pmd will be
considered unstable).  And if the low part of the pmd is found "stable"
later, then it means the whole pmd was read atomically (because after a
pmd is stable, neither MADV_DONTNEED nor page faults can alter it anymore,
and we read the high part after the low part).

In the 32bit PAE x86 case, it is enough to read the low part of the pmdval
atomically to declare the pmd as "stable" and that's true for THP and no
THP, furthermore in the THP case we also have a barrier() that will
prevent any inconsistent pmdvals to be cached by a later re-read of the
*pmd.

Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Jonathan Nieder <jrnieder@gmail.com>
Cc: Ulrich Obergfell <uobergfe@redhat.com>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Hugh Dickins <hughd@google.com>
Cc: Larry Woodman <lwoodman@redhat.com>
Cc: Petr Matousek <pmatouse@redhat.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Jan Beulich <jbeulich@suse.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Tested-by: Andrew Jones <drjones@redhat.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2012-06-20 14:39:35 -07:00
Linus Torvalds
a4d7a12238 Merge branch 'fixes' of git://git.linaro.org/people/rmk/linux-arm
Pull ARM fixes from Russell King:
 "This includes three MMCI changes - one to fix up the wrong version of
  the DT support patch which was merged, and two to make deferred
  probing work.  It also includes a fix to the OMAP SPI driver which is
  causing a boot time warning.

  The remainder are very minor ARM fixes."

* 'fixes' of git://git.linaro.org/people/rmk/linux-arm:
  SPI: fix over-eager devm_xxx() conversion
  ARM: 7427/1: mmc: mmci: Defer probe() in case of yet uninitialized GPIOs
  ARM: 7426/1: mmc: mmci: Remove wrong error handling of gpio 0
  ARM: 7425/1: extable: ensure fixup entries are 4-byte aligned
  ARM: 7421/1: bpf_jit: BPF_S_ANC_ALU_XOR_X support
  ARM: 7423/1: kprobes: run t32_simulate_ldr_literal() without insn slot
  ARM: 7422/1: mmc: mmci: Allocate platform memory during Device Tree boot
2012-06-20 09:42:09 -07:00
Russ Dill
aef2b89662 ARM: OMAP: Fix Beagleboard DVI reset gpio
Commit e813a55eb9 ("OMAP: board-files:
remove custom PD GPIO handling for DVI output") moved TFP410 chip's
powerdown-gpio handling from the board files to the tfp410 driver. One
gpio_request_one(powerdown-gpio, ...) was mistakenly left unremoved in
the Beagle board file. This causes the tfp410 driver to fail to request
the gpio on Beagle, causing the driver to fail and thus the DVI output
doesn't work.

This patch removes several boot errors from board-omap3beagle.c:

 - gpio_request: gpio--22 (DVI reset) status -22
 - Unable to get DVI reset GPIO

There is a combination of leftover code and revision confusion.
Additionally, xM support is currently a hack.

For original Beagleboard this removes the double initialization of GPIO
170, properly configures it as an output, and wraps the initialization
in an if block so that xM does not attempt to request it.

For Beagleboard xM it removes reference to GPIO 129 which was part
of rev A1 and A2 designs, but never functioned. It then properly assigns
beagle_dvi_device.reset_gpio in beagle_twl_gpio_setup and removes the
hack of initializing it high. Additionally, it uses
gpio_set_value_cansleep since this GPIO is connected through i2c.

Unfortunately, there is no way to tell the difference between xM A2 and
A3. However, GPIO 129 does not function on rev A1 and A2, and the TWL
GPIO used on A3 and beyond is not used on rev A1 and A2, there are no
problems created by this fix.

Tested on Beagleboard-xM Rev C1 and Beagleboard Rev B4.

Signed-off-by: Russ Dill <Russ.Dill@ti.com>
Acked-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-06-20 07:18:21 -07:00
Jon Hunter
95dca12d6b arm/dts: OMAP2: Fix interrupt controller binding
When booting with device-tree on an OMAP2420H4, the kernel is hanging when
initialising the interrupts and following kernel dumps is seen ...

[    0.000000] ------------[ cut here ]------------
[    0.000000] WARNING: at arch/arm/mach-omap2/irq.c:271 omap_intc_of_init+0x50/0xb4()
[    0.000000] unable to get intc registers
[    0.000000] Modules linked in:
[    0.000000] [<c001befc>] (unwind_backtrace+0x0/0xf4) from [<c0040c34>] (warn_slowpath_common+0x4c/0x64)
[    0.000000] [<c0040c34>] (warn_slowpath_common+0x4c/0x64) from [<c0040ce0>] (warn_slowpath_fmt+0x30/0x40)
[    0.000000] [<c0040ce0>] (warn_slowpath_fmt+0x30/0x40) from [<c066b8a4>] (omap_intc_of_init+0x50/0xb4)
[    0.000000] [<c066b8a4>] (omap_intc_of_init+0x50/0xb4) from [<c0688b70>] (of_irq_init+0x144/0x288)
[    0.000000] [<c0688b70>] (of_irq_init+0x144/0x288) from [<c0663294>] (init_IRQ+0x14/0x1c)
[    0.000000] [<c0663294>] (init_IRQ+0x14/0x1c) from [<c06607fc>] (start_kernel+0x198/0x304)
[    0.000000] [<c06607fc>] (start_kernel+0x198/0x304) from [<80008044>] (0x80008044)
[    0.000000] ---[ end trace 1b75b31a2719ed1c ]---
[    0.000000] of_irq_init: children remain, but no parents

The OMAP2 interrupt controller binding is missing the number of interrupts and
interrupt controller register address. Adding these fixes the problem.

Signed-off-by: Jon Hunter <jon-hunter@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-06-20 07:18:20 -07:00
Tony Lindgren
3d09b33fec ARM: OMAP2: Fix tusb6010 GPIO interrupt for n8x0
Here's one more gpio_to_irq conversion that we missed
earlier. Tested with n800 in gadget mode using USB_ETH.

Cc: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-06-20 07:18:15 -07:00
Tony Lindgren
310018d52e ARM: OMAP2+: Fix MUSB ifdefs for platform init code
Commit 62285963 (usb: musb: drop a gigantic amount of ifdeferry)
got rid of a bunch of ifdefs in the MUSB code. Looks like the
platform init code is still using these dropped defines though,
which in many cases results the board defaulting always to host
mode.

Currently the situation is that USB_MUSB_HDRC is the main
Kconfig option with additional USB_GADGET_MUSB_HDRC so only
these two should be used to select between host and OTG mode.

Fix the situation for omaps. The following users should fix the
platform init code in a similar way:

Dropped Kconfig option          Current users

USB_MUSB_OTG                    blackfin, davinci, not in Kconfigs
USB_MUSB_PERIPHERAL             davinci, not in Kconfigs
USB_MUSB_HOST                   davinci, not in Kconfigs
USB_MUSB_HDRC_HCD               blackfin, not in Kconfigs
USB_MUSB_OTG                    blackfin, not in Kconfigs

Cc: Mike Frysinger <vapier@gentoo.org>
Cc: Sekhar Nori <nsekhar@ti.com>
Cc: linux-usb@vger.kernel.org
Cc: Felipe Balbi <balbi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
2012-06-20 07:18:15 -07:00
Linus Torvalds
f40759e704 Sound fixes for 3.5-rc4
Most of changes are fairly small and driver-specific.
 
 A remaining regression fix for USB-audio sync pipe check, a fix for
 HD-audio power-up sequence, fixes for ASoC pxa-ssp compile issues, and
 bunch of ASoC codec and trivial fix patches.
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Merge tag 'sound-3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "Most of changes are fairly small and driver-specific.

  A remaining regression fix for USB-audio sync pipe check, a fix for
  HD-audio power-up sequence, fixes for ASoC pxa-ssp compile issues, and
  bunch of ASoC codec and trivial fix patches."

* tag 'sound-3.5' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: 6fire: use NULL instead of 0 for pointer assignment
  ALSA: hda - Handle open while transitioning to D3.
  ALSA: snd-usb: make snd_usb_substream_capture_trigger static
  ALSA: snd-usb: fix sync pipe check
  ASoC: tegra+wm8903: turn of mic detect when card is removed
  ASoC: wm8996: Mark the CODEC as cache only when powering off on boot
  ASoC: wm8996: Move reset before the initial regulator disable
  ASoC: wm8996: Remove spurious regulator_bulk_free()
  ASoC: wm8904: Fix cache only management
  ASoC: wm8904: Fix GPIO and MICBIAS initialisation for regmap conversion
  ASoC: fix pxa-ssp compiling issue under mach-mmp
  ARM: MMP: add pxa910-ssp into ssp_id_table
2012-06-19 23:37:19 -07:00
Paul Mackerras
081f323bd3 KVM: PPC: Book3S HV: Drop locks around call to kvmppc_pin_guest_page
At the moment we call kvmppc_pin_guest_page() in kvmppc_update_vpa()
with two spinlocks held: the vcore lock and the vcpu->vpa_update_lock.
This is not good, since kvmppc_pin_guest_page() calls down_read() and
get_user_pages_fast(), both of which can sleep.  This bug was introduced
in 2e25aa5f ("KVM: PPC: Book3S HV: Make virtual processor area
registration more robust").

This arranges to drop those spinlocks before calling
kvmppc_pin_guest_page() and re-take them afterwards.  Dropping the
vcore lock in kvmppc_run_core() means we have to set the vcore_state
field to VCORE_RUNNING before we drop the lock, so that other vcpus
won't try to run this vcore.

Signed-off-by: Paul Mackerras <paulus@samba.org>
Acked-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
2012-06-19 15:04:13 +03:00
Stephen Warren
6355f25ed9 ARM: tegra: make tegra_cpu_reset_handler_enable() __init
This solves a section mismatch warning. I hadn't noticed this before,
because my compiler was inlining tegra_cpu_reset_handler_enable() inside
tegra_cpu_reset_handler_init(), which is already __init, but I switched
compilers and it stopped doing that.

Cc: <stable@kernel.org> # v3.4
Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-18 16:42:57 -07:00
Guennadi Liakhovetski
70c276a6ab [media] Revert "[media] media: mx2_camera: Fix mbus format handling"
This reverts commit d509835e32. That commit
breaks support for the generic pass-through mode in the driver for formats,
not natively supported by it. Besides due to a merge conflict it also breaks
driver compilation:

drivers/media/video/mx2_camera.c: In function 'mx2_camera_set_bus_param':
drivers/media/video/mx2_camera.c:937: error: 'pixfmt' undeclared (first use in this function)
drivers/media/video/mx2_camera.c:937: error: (Each undeclared identifier is reported only once
drivers/media/video/mx2_camera.c:937: error: for each function it appears in.)

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2012-06-18 08:17:42 -03:00
Todd Poynor
6bc07d6afa ARM: OMAP: PM: Lock clocks list while generating summary
Commit a530257240 (OMAP: Add debugfs
node to show the summary of all clocks) introduced clock summary,
however, we are interested in seeing snapshot of the clock state, not
in dynamically changing clock configurations as the data provided by
clock summary will then be useless for debugging configuration
issues. So, hold the common lock when dumping the clock summary.

Cc: Paul Walmsley <paul@pwsan.com>
Cc: Tony Lindgren <tony@atomide.com>
Signed-off-by: Todd Poynor <toddpoynor@google.com>
[nm@ti.com: added commit message]
Signed-off-by: Nishanth Menon <nm@ti.com>
[paul@pwsan.com: minor edits to commit message]
Signed-off-by: Paul Walmsley <paul@pwsan.com>
2012-06-17 11:57:50 -06:00
Andrew Lunn
22cec7ca02 ARM: iconnect: Remove include of removed linux/spi/orion_spi.h
v3.5-rc1 fails to build when DT and iconnect is enabled because of
this now none existant include file.

Also remove the other two SPI include files, which are not needed
with the move to DT.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-17 10:51:49 -07:00
Linus Torvalds
41a328b95c ARM: SoC fixes
A bit larger set than usual, unfortunately -- I've been sitting on them
 longer than I meant to so it's really more like 2 -rc pull requests in
 one, volume-wise.
 
 Nearly everything is fixes for fallout from the merge window, or other
 fixes for bugs. The one exception is the highbank L2-enablement patch,
 but it was contained enough that I picked it up anyway:
 
 - i.MX fixes, mostly for clock and pinctrl changes
 - OMAP fixes, mostly PM-related
 - A patch to enable L2 on highbank
 - A couple of fixes for PXA, Kirkwood, Versatile
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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 Olof Johansson:
 "A bit larger set than usual, unfortunately -- I've been sitting on
  them longer than I meant to so it's really more like 2 -rc pull
  requests in one, volume-wise.

  Nearly everything is fixes for fallout from the merge window, or other
  fixes for bugs.  The one exception is the highbank L2-enablement
  patch, but it was contained enough that I picked it up anyway:

   - i.MX fixes, mostly for clock and pinctrl changes
   - OMAP fixes, mostly PM-related
   - A patch to enable L2 on highbank
   - A couple of fixes for PXA, Kirkwood, Versatile"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (30 commits)
  ARM: Kirkwood: Fix clk problems modular ethernet driver
  arm: versatile: fix and enable PCI I/O space
  ARM: highbank: Add smc calls to enable/disable the L2
  ARM i.MX imx21ads: Fix overlapping static i/o mappings
  ARM: imx6: exit coherency when shutting down a cpu
  ARM: mx51: Add pinctrl_provide_dummies()
  ARM: mx31: Add pinctrl_provide_dummies()
  ARM: OMAP2+: Fix compile for CONFIG_TIDSPBRIDGE platform init code
  ARM: OMAP3: Fix omap3_l3_block_irq warning when CONFIG_BUG is not set
  ARM: OMAP: Fix MMC_OMAP build when only MMC_OMAP_HS is selected
  OMAP2+: UART: Add mechanism to probe uart pins and configure rx wakeup
  ARM: mmp: fix missing cascade_irq in irq handler
  ARM: dts: update memory size on brownstone
  ARM i.MX27 Visstrim M10: fix gpio handling.
  ARM i.MX53: Fix PLL4 base address
  ARM i.MX pllv2: make round_rate accurate
  ARM i.MX pllv2: use standard register set unconditionally
  ARM: OMAP: Fix lis3lv02d accelerometer to use gpio_to_irq
  ARM: imx: only call l2x0_init if it's available
  ARM: imx: only specify i2c device type once
  ...
2012-06-17 00:20:47 -07:00
Andrew Lunn
128789a829 ARM: Kirkwood: Fix clk problems modular ethernet driver
When the ethernet driver was built as a module, it would lock the
machine when loaded. At boot the ethernet clks are unused, so get
turned off.  Later, when the module is loaded, the probe function
would access the hardware before the clock was restarted, and the
machine would lock. It has also been determined that when the clk is
turned off, the interface forgets its MAC address, which for most
systems, is set by the boot loader.

When the machine setup file creates a platform device for the
interface, prepare and enable the clock for the interface. This will
ensure it is not turned off. However, if the setup file only
instantiates one platform device, the other will have its clk
disabled, thus maybe saving a little power.

Report-by: Simon Baatz <gmbnomis@gmail.com>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Tested-by: Simon Baatz <gmbnomis@gmail.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-16 18:45:20 -07:00
Arnd Bergmann
9b0f7e3992 arm: versatile: fix and enable PCI I/O space
With commit 4d5fc58dbe (ARM: remove bunch of now unused
mach/io.h files), the I/O space setup was completely broken on
versatile. This patch fixes that and prepares for further
I/O space clean-up.

I/O space handling on the versatile platform is currently
broken in multiple ways. Most importantly, the ports do
not get mapped into the virtual address space at all.

Also, there is some amount of confusion between PCI I/O
space and other statically mapped MMIO registers in the
platform code:

* The __io_address() macro that is used to access the
  platform register maps to the same __io macro that gets
  used for I/O space.

* The IO_SPACE_LIMIT is set to a value that is much larger
  than the total available space.

* The I/O resource of the PCI bus is set to the physical
  address of the mapping, which is way outside of the
  actual I/O space limit as well as the address range that
  gets decoded by traditional PCI cards.

* No attempt is made to stay outside of the ISA port range
  that some device drivers try access.

* No resource gets requested as a child of ioport_resource,
  but an IORESOURCE_IO type mapping gets requested
  as a child of iomem_resource.

This patch attempts to correct all of the above. This makes
it possible to use virtio-pci based virtual devices as well
as actual PCI cards including those with legacy ISA port
ranges like VGA.

Some of the issues seem to be duplicated on other platforms.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
[rob: update to 3.5-rc2 and io.h cleanup related changes]
Signed-off-by: Rob Herring <rob.herring@calxeda.com>
Tested-by: Robert Schwebel <r.schwebel@pengutronix.de>
Signed-off-by: Olof Johansson <olof@lixom.net>
2012-06-16 18:41:35 -07:00
Olof Johansson
7dea9e7361 Merge branch 'fixes' of git://github.com/hzhuang1/linux into fixes
* 'fixes' of git://github.com/hzhuang1/linux:
  ARM: mmp: fix missing cascade_irq in irq handler
  ARM: dts: update memory size on brownstone
2012-06-16 18:36:52 -07:00
Linus Torvalds
c458175eb6 Merge branch 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile
Pull arch/tile update from Chris Metcalf:
 "This one-line bug fix unbreaks glibc robust mutexes (among other
  things no doubt), from code merged in during the 3.5 merge window but
  which we had been running internally at Tilera for almost a year."

* 'stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmetcalf/linux-tile:
  tile: fix bug in get_user() for 4-byte values
2012-06-16 17:00:15 -07:00
Chris Metcalf
6699c8cda3 tile: fix bug in get_user() for 4-byte values
The definition of 32-bit values in the 64-bit tilegx architecture is that
they should be sign-extended regardless of whether they are considered
signed or unsigned by the compiler.  Accordingly, we need to use an
"ld4s" rather than "ld4u" to load and sign-extend for get_user().

This fixes glibc bug 14238 (see http://sourceware.org/bugzilla),
introduced during the 3.5 merge window.

Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
2012-06-16 16:56:13 -04:00
Will Deacon
667d1b48bc ARM: 7425/1: extable: ensure fixup entries are 4-byte aligned
Fixup entries in the kernel exception tables should be 4-byte aligned
since we return directly to them when handling a faulting instruction in
the kernel.

This patch adds the missing align directives to the fixup entries.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2012-06-16 16:30:25 +01:00