9 years agoCRIS: Fix alignment problem for older ld
Jesper Nilsson [Wed, 4 Aug 2010 16:30:01 +0000]
CRIS: Fix alignment problem for older ld

CRISv10 uses a pretty old ld, which does not allow ALIGN(0),
(It becomes . = 0;) so instead we align to 1 byte.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Always dump registers for segfaulting process.
Jesper Nilsson [Wed, 4 Aug 2010 15:48:40 +0000]
CRIS: Always dump registers for segfaulting process.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add config for pausing a seg-faulting process
Jesper Nilsson [Wed, 4 Aug 2010 15:42:43 +0000]
CRIS: Add config for pausing a seg-faulting process

Put it on a wait queue, so we can attach gdb to the process
to debug it instead of just killing it.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Don't take faults while in_atomic
Jesper Nilsson [Wed, 4 Aug 2010 15:23:24 +0000]
CRIS: Don't take faults while in_atomic

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Fixup lookup for delay slot faults
Jesper Nilsson [Wed, 4 Aug 2010 12:39:01 +0000]
CRIS: Fixup lookup for delay slot faults

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Discard exit.text and .data at runtime
Jesper Nilsson [Wed, 4 Aug 2010 12:10:04 +0000]
CRIS: Discard exit.text and .data at runtime

This allows us to handle references from __bug_table.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add cache aligned and read mostly data sections
Jesper Nilsson [Wed, 4 Aug 2010 12:01:28 +0000]
CRIS: Add cache aligned and read mostly data sections

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Return something from profile write
Jesper Nilsson [Wed, 4 Aug 2010 09:44:08 +0000]
CRIS: Return something from profile write

Even if it doesn't matter, we should return something.
Also, clean up some formatting.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add ARTPEC-3 and timestamps for sync-serial
Jesper Nilsson [Wed, 4 Aug 2010 09:30:41 +0000]
CRIS: Add ARTPEC-3 and timestamps for sync-serial

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Better ARTPEC-3 support for gpio
Jesper Nilsson [Wed, 4 Aug 2010 09:25:13 +0000]
CRIS: Better ARTPEC-3 support for gpio

Add PWM support, correct comment for ARTPEC-3.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add include guard
Jesper Nilsson [Wed, 4 Aug 2010 09:18:47 +0000]
CRIS: Add include guard

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Better handling of pinmux settings
Jesper Nilsson [Wed, 4 Aug 2010 09:03:57 +0000]
CRIS: Better handling of pinmux settings

Depending on eth, eth_mido and geth fields in wr_hwprot, don't set
corresponding pins on gpio port b to gpio mode. This avoids
re-resetting the ethernet PHY should this already have been done.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: New DMA defines for ARTPEC-3
Jesper Nilsson [Wed, 4 Aug 2010 08:49:17 +0000]
CRIS: New DMA defines for ARTPEC-3

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: __do_strncpy_from_user: Don't read the byte beyond the nil
Jesper Nilsson [Tue, 3 Aug 2010 17:14:29 +0000]
CRIS: __do_strncpy_from_user: Don't read the byte beyond the nil

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Pagetable for ARTPEC-3
Jesper Nilsson [Tue, 3 Aug 2010 16:58:29 +0000]
CRIS: Pagetable for ARTPEC-3

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Machine dependent memmap.h
Jesper Nilsson [Tue, 3 Aug 2010 16:53:50 +0000]
CRIS: Machine dependent memmap.h

Move the old one to mach-fs and replace with a new one that
only include the correct one for the machine architecture.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Check if pointer is set before using it
Jesper Nilsson [Tue, 3 Aug 2010 16:50:06 +0000]
CRIS: Check if pointer is set before using it

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Machine dependent dma.h
Jesper Nilsson [Tue, 3 Aug 2010 16:40:39 +0000]
CRIS: Machine dependent dma.h

Move the old one to mach-fs and replace with a new one that
only include the correct one for the machine architecture.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Define __read_mostly for CRISv32
Jesper Nilsson [Tue, 3 Aug 2010 16:29:07 +0000]
CRIS: Define __read_mostly for CRISv32

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Discard .note.gnu.build-id section
Jesper Nilsson [Tue, 3 Aug 2010 16:27:23 +0000]
CRIS: Discard .note.gnu.build-id section

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Avoid compilation warning for puts
Jesper Nilsson [Tue, 3 Aug 2010 16:12:47 +0000]
CRIS: Avoid compilation warning for puts

Rename to aputs.
Also, simplify code by moving some common code out to macros.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add debug for assembler macros
Jesper Nilsson [Tue, 3 Aug 2010 16:10:12 +0000]
CRIS: Add debug for assembler macros

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Update for ARTPEC-3
Jesper Nilsson [Tue, 3 Aug 2010 16:01:06 +0000]
CRIS: Update for ARTPEC-3

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add more delays in DDR setup
Jesper Nilsson [Tue, 3 Aug 2010 15:34:28 +0000]
CRIS: Add more delays in DDR setup

Also, make DDR latency configurable.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add debug info for assembler code
Jesper Nilsson [Tue, 3 Aug 2010 14:18:22 +0000]
CRIS: Add debug info for assembler code

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add debug info for assembler code
Jesper Nilsson [Tue, 3 Aug 2010 14:16:45 +0000]
CRIS: Add debug info for assembler code

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add debug symbols for assembler code
Jesper Nilsson [Tue, 3 Aug 2010 14:13:37 +0000]
CRIS: Add debug symbols for assembler code

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Minor formatting fix in traps.c
Jesper Nilsson [Tue, 3 Aug 2010 13:59:26 +0000]
CRIS: Minor formatting fix in traps.c

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: v32: Correct auto-restart of syscalls
Jesper Nilsson [Tue, 3 Aug 2010 13:55:48 +0000]
CRIS: v32: Correct auto-restart of syscalls

Register number was incorrect in syscalls
that go via the restartblock (e.g, poll).

Signed-off-by: Edgar Iglesias <Edgar.Iglesias@axis.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: More ARTPEC-3 support and i2c-boardinfo.
Jesper Nilsson [Tue, 3 Aug 2010 12:59:22 +0000]
CRIS: More ARTPEC-3 support and i2c-boardinfo.

Add standard i2d-devices.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Remove obsolete pinmux.c, now machine dependent.
Jesper Nilsson [Tue, 3 Aug 2010 12:49:12 +0000]
CRIS: Remove obsolete pinmux.c, now machine dependent.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: kgdb: Fix compilation errors
Jesper Nilsson [Tue, 3 Aug 2010 12:45:55 +0000]
CRIS: kgdb: Fix compilation errors

Paths were not correct and pack_hex_byte() takes two arguments.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: v32: Correct path for intr_vect.h
Jesper Nilsson [Tue, 3 Aug 2010 12:17:20 +0000]
CRIS: v32: Correct path for intr_vect.h

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: v32: Better irq mapping code
Jesper Nilsson [Tue, 3 Aug 2010 11:52:45 +0000]
CRIS: v32: Better irq mapping code

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: v32: Correct address for romfs in the image
Jesper Nilsson [Mon, 2 Aug 2010 16:23:39 +0000]
CRIS: v32: Correct address for romfs in the image

Is after __bss_start, not __vmlinux_end

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Additional mmu settings for ARTPEC-3
Jesper Nilsson [Mon, 2 Aug 2010 16:22:09 +0000]
CRIS: Additional mmu settings for ARTPEC-3

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Faster syscall entry for CRISv32.
Jesper Nilsson [Mon, 2 Aug 2010 16:13:45 +0000]
CRIS: Faster syscall entry for CRISv32.

Signed-off-by: Edgar Iglesias <Edgar.Iglesias@axis.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Simple insn reschedule to avoid interlocks.
Jesper Nilsson [Mon, 2 Aug 2010 16:09:56 +0000]
CRIS: Simple insn reschedule to avoid interlocks.

Brings down the CPI from ~1.5 to ~1.1.

Signed-off-by: Edgar Iglesias <Edgar.Iglesias@axis.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Add debug for assembler functions
Jesper Nilsson [Mon, 2 Aug 2010 16:05:17 +0000]
CRIS: Add debug for assembler functions

Signed-off-by: Edgar Iglesias <Edgar.Iglesias@axis.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Correct address of the romfs in boot image
Jesper Nilsson [Mon, 2 Aug 2010 15:48:31 +0000]
CRIS: Correct address of the romfs in boot image

The romfs should land after __init_end

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Fasttimer: Remove obsolete ifdef
Jesper Nilsson [Mon, 2 Aug 2010 13:19:17 +0000]
CRIS: Fasttimer: Remove obsolete ifdef

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Better link to rs485 in help
Jesper Nilsson [Mon, 2 Aug 2010 13:09:22 +0000]
CRIS: Better link to rs485 in help

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: Remove CVS tag.
Jesper Nilsson [Mon, 2 Aug 2010 13:04:51 +0000]
CRIS: Remove CVS tag.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: v10: remove all BKL usage
Jesper Nilsson [Mon, 2 Aug 2010 11:46:12 +0000]
CRIS: v10: remove all BKL usage

We don't need to take the BKL here.
Also fixes compile error after last commit (smp_lock.h was not included)

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoCRIS: gpio: don't call copy_to_user()/copy_from_user() while holding spinlocks
Jesper Nilsson [Mon, 2 Aug 2010 11:17:05 +0000]
CRIS: gpio: don't call copy_to_user()/copy_from_user() while holding spinlocks

copy_to_user()/copy_from_user() must not be used with spinlocks held.
Move locks inside each case so we have better control of when the locks
are held.

Also, since we use spinlocks, we don't need to hold the BKL, so remove it.

Reported-by: Kulikov Vasiliy <segooon@gmail.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agoarch/cris: Remove unnecessary casts of private_data
Joe Perches [Mon, 12 Jul 2010 20:49:53 +0000]
arch/cris: Remove unnecessary casts of private_data

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agocris: autoconvert trivial BKL users to private mutex
Jesper Nilsson [Fri, 30 Jul 2010 17:15:24 +0000]
cris: autoconvert trivial BKL users to private mutex

All these files use the big kernel lock in a trivial
way to serialize their private file operations,
typically resulting from an earlier semi-automatic
pushdown from VFS.

None of these drivers appears to want to lock against
other code, and they all use the BKL as the top-level
lock in their file operations, meaning that there
is no lock-order inversion problem.

Consequently, we can remove the BKL completely,
replacing it with a per-file mutex in every case.
Using a scripted approach means we can avoid
typos.

file=$1
name=$2
if grep -q lock_kernel ${file} ; then
    if grep -q 'include.*linux.mutex.h' ${file} ; then
            sed -i '/include.*<linux\/smp_lock.h>/d' ${file}
    else
            sed -i 's/include.*<linux\/smp_lock.h>.*$/include <linux\/mutex.h>/g' ${file}
    fi
    sed -i ${file} \
        -e "/^#include.*linux.mutex.h/,$ {
                1,/^\(static\|int\|long\)/ {
                     /^\(static\|int\|long\)/istatic DEFINE_MUTEX(${name}_mutex);

} }"  \
    -e "s/\(un\)*lock_kernel\>[ ]*()/mutex_\1lock(\&${name}_mutex)/g" \
    -e '/[      ]*cycle_kernel_lock();/d'
else
    sed -i -e '/include.*\<smp_lock.h\>/d' ${file}  \
                -e '/cycle_kernel_lock()/d'
fi

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years agocris: Pushdown the bkl from ioctl
Jesper Nilsson [Fri, 30 Jul 2010 17:04:37 +0000]
cris: Pushdown the bkl from ioctl

From: Frederic Weisbecker <fweisbec@gmail.com>

Pushdown the bkl to the remaining drivers using the
deprecated .ioctl.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: John Kacur <jkacur@redhat.com>

9 years agoCRIS: invoke oom-killer from page fault
Jesper Nilsson [Fri, 30 Jul 2010 16:34:16 +0000]
CRIS: invoke oom-killer from page fault

As explained in commit 1c0fe6e3bd, we want to call the architecture independent
oom killer when getting an unexplained OOM from handle_mm_fault, rather than
simply killing current.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Signed-off-by: Mikael Starvik <starvik@axis.com>

9 years agoCRIS: GENERIC_TIME fixes
Jesper Nilsson [Fri, 30 Jul 2010 15:33:07 +0000]
CRIS: GENERIC_TIME fixes

GENERIC_TIME was not functional for CRIS, giving random backward
time jumps.

For CRISv32 implement a new clocksource using the free running counter
and ditch the arch_gettimeoffset.

The random time jumps still existed, but turned out to be the write_seqlock
which was missing around our do_timer() call.

So switch over to GENERIC_TIME using the clocksource for CRISv32.

CRISv10 doesn't have the free running counter needed for the
clocksource trick, but we can still use GENERIC_TIME with
arch_gettimeoffset.

Unfortunately, there were problems in using the prescaler register
to timer0 for the gettimeoffset calculation, so it is now ignored,
making our resolution worse by the tune of 40usec (0.4%) worst case.

At the same time, clean up some formatting and use NSEC_PER_SEC
instead of 1000000000.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>

9 years ago9p: Pass the correct end of buffer to p9stat_read
Latchesar Ionkov [Mon, 19 Jul 2010 20:40:03 +0000]
9p: Pass the correct end of buffer to p9stat_read

Pass the correct end of the buffer to p9stat_read.

Signed-off-by: Latchesar Ionkov <lucho@ionkov.net>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>

9 years agogpio: fix spurious printk when freeing a gpio
Jon Povey [Tue, 27 Jul 2010 20:18:06 +0000]
gpio: fix spurious printk when freeing a gpio

When freeing a gpio that has not been exported, gpio_unexport() prints a
debug message when it should just fall through silently.

Example spurious message:

gpio_unexport: gpio0 status -22

Signed-off-by: Jon Povey <jon.povey@racelogic.co.uk>
Cc: David Brownell <david-b@pacbell.net>
Acked-by: Uwe Kleine-K?nig <u.kleine-koenig@pengutronix.de>
Cc: Gregory Bean <gbean@codeaurora.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

9 years agoedac: mpc85xx: fix coldplug/hotplug module autoloading
Anton Vorontsov [Tue, 27 Jul 2010 20:18:05 +0000]
edac: mpc85xx: fix coldplug/hotplug module autoloading

The MPC85xx EDAC driver is missing module device aliases, so the driver
won't load automatically on boot.  This patch fixes the issue by adding
proper MODULE_DEVICE_TABLE() macros.

Signed-off-by: Anton Vorontsov <avorontsov@mvista.com>
Cc: Doug Thompson <dougthompson@xmission.com>
Cc: Peter Tyser <ptyser@xes-inc.com>
Cc: Dave Jiang <djiang@mvista.com>
Cc: Kumar Gala <galak@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

9 years agodrivers/rtc/rtc-rx8581.c: fix setdatetime
Rudolf Marek [Tue, 27 Jul 2010 20:18:02 +0000]
drivers/rtc/rtc-rx8581.c: fix setdatetime

Fix the logic while writing new date/time to the chip.  The driver
incorrectly wrote back register values to different registers and even
with wrong mask.  The patch adds clearing of the VLF register, which
should be cleared if all date/time values are set.

Signed-off-by: Rudolf Marek <rudolf.marek@sysgo.com>
Acked-by: Wan ZongShun <mcuos.com@gmail.com>
Cc: Martyn Welch <martyn.welch@gefanuc.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

9 years agodynamic debug: move ddebug_remove_module() down into free_module()
Jason Baron [Tue, 27 Jul 2010 20:18:01 +0000]
dynamic debug: move ddebug_remove_module() down into free_module()

The command

echo "file ec.c +p" >/sys/kernel/debug/dynamic_debug/control

causes an oops.

Move the call to ddebug_remove_module() down into free_module().  In this
way it should be called from all error paths.  Currently, we are missing
the remove if the module init routine fails.

Signed-off-by: Jason Baron <jbaron@redhat.com>
Reported-by: Thomas Renninger <trenn@suse.de>
Tested-by: Thomas Renninger <trenn@suse.de>
Cc: <stable@kernel.org> [2.6.32+]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

9 years agoMerge branch 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/perf
Linus Torvalds [Tue, 27 Jul 2010 16:23:39 +0000]
Merge branch 'urgent' of git://git./linux/kernel/git/paulus/perf

* 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/perf:
  perf, powerpc: Use perf_sample_data_init() for the FSL code

9 years agoMerge git://git.infradead.org/users/cbou/battery-2.6.35
Linus Torvalds [Tue, 27 Jul 2010 16:22:55 +0000]
Merge git://git.infradead.org/users/cbou/battery-2.6.35

* git://git.infradead.org/users/cbou/battery-2.6.35:
  ds2782_battery: Rename get_current to fix build failure / name conflict

9 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Linus Torvalds [Tue, 27 Jul 2010 16:21:00 +0000]
Merge git://git./linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
  s2io: fixing DBG_PRINT() macro
  ath9k: fix dma direction for map/unmap in ath_rx_tasklet
  net: dev_forward_skb should call nf_reset
  net sched: fix race in mirred device removal
  tun: avoid BUG, dump packet on GSO errors
  bonding: set device in RLB ARP packet handler
  wimax/i2400m: Add PID & VID for Intel WiMAX 6250
  ipv6: Don't add routes to ipv6 disabled interfaces.
  net: Fix skb_copy_expand() handling of ->csum_start
  net: Fix corruption of skb csum field in pskb_expand_head() of net/core/skbuff.c
  macvtap: Limit packet queue length
  ixgbe/igb: catch invalid VF settings
  bnx2x: Advance a module version
  bnx2x: Protect statistics ramrod and sequence number
  bnx2x: Protect a SM state change
  wireless: use netif_rx_ni in ieee80211_send_layer2_update

9 years agoperf, powerpc: Use perf_sample_data_init() for the FSL code
Peter Zijlstra [Fri, 9 Jul 2010 08:21:21 +0000]
perf, powerpc: Use perf_sample_data_init() for the FSL code

We should use perf_sample_data_init() to initialize struct
perf_sample_data.  As explained in the description of commit dc1d628a
("perf: Provide generic perf_sample_data initialization"), it is
possible for userspace to get the kernel to dereference data.raw,
so if it is not initialized, that means that unprivileged userspace
can possibly oops the kernel.  Using perf_sample_data_init makes sure
it gets initialized to NULL.

This conversion should have been included in commit dc1d628a, but it
got missed.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Kumar Gala <kumar.gala@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

9 years agoMerge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Mon, 26 Jul 2010 23:02:07 +0000]
Merge branch 'x86-fixes-for-linus' of git://git./linux/kernel/git/tip/linux-2.6-tip

* 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  x86: Do not try to disable hpet if it hasn't been initialized before
  x86, i8259: Only register sysdev if we have a real 8259 PIC

9 years agos2io: fixing DBG_PRINT() macro
Breno Leitao [Mon, 26 Jul 2010 22:37:30 +0000]
s2io: fixing DBG_PRINT() macro

Patch 9e39f7c5b311a306977c5471f9e2ce4c456aa038 changed the
DBG_PRINT() macro and the if clause was wrongly changed. It means
that currently all the DBG_PRINT are being printed, flooding the
kernel log buffer with things like:

s2io: eth6: Next block at: c0000000b9c90000
s2io: eth6: In Neterion Tx routine

Signed-off-by: Breno Leitao <leitao@linux.vnet.ibm.com>
Acked-by: Sreenivasa Honnur <Sreenivasa.Honnur@neterion.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

9 years agoMerge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq
Linus Torvalds [Mon, 26 Jul 2010 22:35:53 +0000]
Merge branch 'fixes' of git://git./linux/kernel/git/davej/cpufreq

* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
  [CPUFREQ] powernow-k8: Limit Pstate transition latency check
  [CPUFREQ] Fix PCC driver error path
  [CPUFREQ] fix double freeing in error path of pcc-cpufreq
  [CPUFREQ] pcc driver should check for pcch method before calling _OSC
  [CPUFREQ] fix memory leak in cpufreq_add_dev
  [CPUFREQ] revert "[CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second call site)"

9 years agoMerge branch 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus
Linus Torvalds [Mon, 26 Jul 2010 22:35:04 +0000]
Merge branch 'upstream' of git://git.linux-mips.org/upstream-linus

* 'upstream' of git://git.linux-mips.org/pub/scm/upstream-linus:
  MIPS: Set io_map_base for several PCI bridges lacking it
  MIPS: Alchemy: Define eth platform devices in the correct order
  MIPS: BCM63xx: Prevent second enet registration on BCM6338
  MIPS: Quit using undefined behavior of ADDU in 64-bit atomic operations.
  MIPS: N32: Define getdents64.
  MIPS: MTX-1: Fix PCI on the MeshCube and related boards
  MIPS: Make init_vdso a subsys_initcall.
  MIPS: "Fix" useless 'init_vdso successfully' message.
  MIPS: PowerTV: Move register setup to before reading registers.
  SOUND: Au1000: Fix section mismatch
  VIDEO: Au1100fb: Fix section mismatch
  VIDEO: PMAGB-B: Fix section mismatch
  VIDEO: PMAG-BA: Fix section mismatch
  NET: declance: Fix section mismatches
  VIDEO. gbefb: Fix section mismatches.

9 years agodrm/i915: make sure we shut off the panel in eDP configs
Jesse Barnes [Mon, 26 Jul 2010 20:51:22 +0000]
drm/i915: make sure we shut off the panel in eDP configs

Fix error from the last pull request.  Making sure we shut the panel off
is more correct and saves power.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

9 years agoMerge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wirel...
David S. Miller [Mon, 26 Jul 2010 20:26:09 +0000]
Merge branch 'master' of git://git./linux/kernel/git/linville/wireless-2.6

9 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6
Linus Torvalds [Mon, 26 Jul 2010 20:07:25 +0000]
Merge git://git./linux/kernel/git/gregkh/driver-core-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core-2.6:
  sysfs: allow creating symlinks from untagged to tagged directories
  sysfs: sysfs_delete_link handle symlinks from untagged to tagged directories.
  sysfs: Don't allow the creation of symlinks we can't remove

9 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6
Linus Torvalds [Mon, 26 Jul 2010 20:06:39 +0000]
Merge git://git./linux/kernel/git/gregkh/usb-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6:
  USB: musb: tusb6010: fix compile error with n8x0_defconfig
  USB: FTDI: Add support for the RT System VX-7 radio programming cable
  USB: add quirk for Broadcom BT dongle
  USB: usb-storage: fix initializations of urb fields
  USB: xhci: Set Mult field in endpoint context correctly.
  USB: sisusbvga: Fix for USB 3.0
  USB: adds Artisman USB dongle to list of quirky devices
  USB: xhci: Set EP0 dequeue ptr after reset of configured device.
  USB: Fix USB3.0 Port Speed Downgrade after port reset
  USB: xHCI: Fix another bug in link TRB activation change.
  USB: option: Add support for AMOI Skypephone S2
  USB: New PIDs for Qualcomm gobi 2000 (qcserial)
  USB: ftdi_sio: support for Signalyzer tools based on FTDI chips
  USB: s3c2410_udc: be aware of connected gadget driver
  USB: Expose vendor-specific ACM channel on Nokia 5230
  USB: Add PID for Sierra 250U to drivers/usb/serial/sierra.c
  USB: option: add support for 1da5:4518

9 years agoMerge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6
Linus Torvalds [Mon, 26 Jul 2010 20:06:25 +0000]
Merge git://git./linux/kernel/git/gregkh/tty-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty-2.6:
  serial: fix rs485 for atmel_serial on avr32

9 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt...
Linus Torvalds [Mon, 26 Jul 2010 20:04:25 +0000]
Merge branch 'for-linus' of git://git./linux/kernel/git/anholt/drm-intel

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/anholt/drm-intel:
  drm/i915: add pipe A force quirks to i915 driver
  drm/i915: Fix panel fitting regression since 734b4157
  drm/i915: fix deadlock in fb teardown
  drm/i915: don't free non-existent compressed llb on ILK+
  agp/intel: Use the correct mask to detect i830 aperture size.
  drm/i915: disable FBC when more than one pipe is active
  drm/i915: Use the correct scanout alignment for fbcon.
  drm/i915: make sure eDP panel is turned on
  drm/i915: add PANEL_UNLOCK_REGS definition
  drm/i915: Make G4X-style PLL search more permissive
  drm/i915: Clear any existing dither mode prior to enabling spatial dithering
  drm/i915: handle shared framebuffers when flipping
  drm/i915: Explosion following OOM in do_execbuffer.
  gpu/drm/i915: Add a blacklist to omit modeset on LID open

9 years ago[CPUFREQ] powernow-k8: Limit Pstate transition latency check
Borislav Petkov [Thu, 8 Jul 2010 15:55:30 +0000]
[CPUFREQ] powernow-k8: Limit Pstate transition latency check

The Pstate transition latency check was added for broken F10h BIOSen
which wrongly contain a value of 0 for transition and bus master
latency. Fam11h and later, however, (will) have similar transition
latency so extend that behavior for them too.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Signed-off-by: Dave Jones <davej@redhat.com>

9 years ago[CPUFREQ] Fix PCC driver error path
Matthew Garrett [Thu, 15 Jul 2010 15:44:00 +0000]
[CPUFREQ] Fix PCC driver error path

The PCC cpufreq driver unmaps the mailbox address range if any CPUs fail to
initialise, but doesn't do anything to remove the registered CPUs from the
cpufreq core resulting in failures further down the line. We're better off
simply returning a failure - the cpufreq core will unregister us cleanly if
we end up with no successfully registered CPUs. Tidy up the failure path
and also add a sanity check to ensure that the firmware gives us a realistic
frequency - the core deals badly with that being set to 0.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Naga Chumbalkar <nagananda.chumbalkar@hp.com>
Signed-off-by: Dave Jones <davej@redhat.com>

9 years ago[CPUFREQ] fix double freeing in error path of pcc-cpufreq
Daniel J Blueman [Fri, 23 Jul 2010 22:06:52 +0000]
[CPUFREQ] fix double freeing in error path of pcc-cpufreq

Prevent double freeing on error path.

Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com>
Signed-off-by: Dave Jones <davej@redhat.com>

9 years ago[CPUFREQ] pcc driver should check for pcch method before calling _OSC
Matthew Garrett [Tue, 20 Jul 2010 17:52:00 +0000]
[CPUFREQ] pcc driver should check for pcch method before calling _OSC

The pcc specification documents an _OSC method that's incompatible with the
one defined as part of the ACPI spec. This shouldn't be a problem as both
are supposed to be guarded with a UUID. Unfortunately approximately nobody
(including HP, who wrote this spec) properly check the UUID on entry to the
_OSC call. Right now this could result in surprising behaviour if the pcc
driver performs an _OSC call on a machine that doesn't implement the pcc
specification. Check whether the PCCH method exists first in order to reduce
this probability.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Naga Chumbalkar <nagananda.chumbalkar@hp.com>
Signed-off-by: Dave Jones <davej@redhat.com>

9 years ago[CPUFREQ] fix memory leak in cpufreq_add_dev
Xiaotian Feng [Tue, 20 Jul 2010 12:11:02 +0000]
[CPUFREQ] fix memory leak in cpufreq_add_dev

We didn't free policy->related_cpus in error path err_unlock_policy.
This is catched by following kmemleak report:

unreferenced object 0xffff88022a0b96d0 (size 512):
  comm "modprobe", pid 886, jiffies 4294689177 (age 780.694s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<ffffffff8111ebe5>] create_object+0x186/0x281
    [<ffffffff814fad4f>] kmemleak_alloc+0x60/0xa7
    [<ffffffff8111127a>] kmem_cache_alloc_node_notrace+0x120/0x142
    [<ffffffff81262e4f>] alloc_cpumask_var_node+0x2c/0xd7
    [<ffffffff81262f0b>] alloc_cpumask_var+0x11/0x13
    [<ffffffff81262f1c>] zalloc_cpumask_var+0xf/0x11
    [<ffffffff8140fac0>] cpufreq_add_dev+0x11f/0x547
    [<ffffffff81334bda>] sysdev_driver_register+0xc2/0x11d
    [<ffffffff8140e334>] cpufreq_register_driver+0xcb/0x1b8
    [<ffffffffa032e040>] 0xffffffffa032e040
    [<ffffffff810021ba>] do_one_initcall+0x5e/0x15c
    [<ffffffff81087f94>] sys_init_module+0xa6/0x1e6
    [<ffffffff81009bc2>] system_call_fastpath+0x16/0x1b
    [<ffffffffffffffff>] 0xffffffffffffffff

Signed-off-by: Xiaotian Feng <dfeng@redhat.com>
Cc: Thomas Renninger <trenn@suse.de>
Cc: Prarit Bhargava <prarit@redhat.com>
Signed-off-by: Dave Jones <davej@redhat.com>

9 years ago[CPUFREQ] revert "[CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second...
Andrej Gelenberg [Fri, 14 May 2010 22:15:58 +0000]
[CPUFREQ] revert "[CPUFREQ] remove rwsem lock from CPUFREQ_GOV_STOP call (second call site)"

395913d0b1db37092ea3d9d69b832183b1dd84c5 ("[CPUFREQ] remove rwsem lock
from CPUFREQ_GOV_STOP call (second call site)") is not needed, because
there is no rwsem lock in cpufreq_ondemand and cpufreq_conservative
anymore.  Lock should not be released until the work done.

Addresses https://bugzilla.kernel.org/show_bug.cgi?id=1594

Signed-off-by: Andrej Gelenberg <andrej.gelenberg@udo.edu>
Cc: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Dave Jones <davej@redhat.com>

9 years agosysfs: allow creating symlinks from untagged to tagged directories
Eric W. Biederman [Wed, 21 Jul 2010 05:12:01 +0000]
sysfs: allow creating symlinks from untagged to tagged directories

Supporting symlinks from untagged to tagged directories is reasonable,
and needed to support CONFIG_SYSFS_DEPRECATED.  So don't fail a prior
allowing that case to work.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agosysfs: sysfs_delete_link handle symlinks from untagged to tagged directories.
Eric W. Biederman [Wed, 21 Jul 2010 05:10:58 +0000]
sysfs: sysfs_delete_link handle symlinks from untagged to tagged directories.

This happens for network devices when SYSFS_DEPRECATED is enabled.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agosysfs: Don't allow the creation of symlinks we can't remove
Eric W. Biederman [Thu, 8 Jul 2010 16:31:24 +0000]
sysfs: Don't allow the creation of symlinks we can't remove

Recently my tagged sysfs support revealed a flaw in the device core
that a few rare drivers are running into such that we don't always put
network devices in a class subdirectory named net/.

Since we are not creating the class directory the network devices wind
up in a non-tagged directory, but the symlinks to the network devices
from /sys/class/net are in a tagged directory.  All of which works
until we go to remove or rename the symlink.  When we remove or rename
a symlink we look in the namespace of the target of the symlink.
Since the target of the symlink is in a non-tagged sysfs directory we
don't have a namespace to look in, and we fail to remove the symlink.

Detect this problem up front and simply don't create symlinks we won't
be able to remove later.  This prevents symlink leakage and fails in
a much clearer and more understandable way.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Rafael J. Wysocki <rjw@sisk.pl>
Cc: Maciej W. Rozycki <macro@linux-mips.org>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: musb: tusb6010: fix compile error with n8x0_defconfig
Felipe Balbi [Mon, 5 Jul 2010 09:12:01 +0000]
USB: musb: tusb6010: fix compile error with n8x0_defconfig

Drop the unnecessary empty stubs in tusb6010.c and avoid
a compile error when building kernel for n8x0.

Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: FTDI: Add support for the RT System VX-7 radio programming cable
Corey Minyard [Wed, 21 Jul 2010 13:39:22 +0000]
USB: FTDI: Add support for the RT System VX-7 radio programming cable

RT Systems has put out bunch of ham radio cables based on the FT232RL
chip.  Each cable type has a unique PID, this adds one for the Yaesu VX-7
radios.

Signed-off-by: Corey Minyard <minyard@acm.org>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: add quirk for Broadcom BT dongle
Oliver Neukum [Wed, 14 Jul 2010 16:26:22 +0000]
USB: add quirk for Broadcom BT dongle

This device needs to be reset when resuming

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: usb-storage: fix initializations of urb fields
Bob Copeland [Mon, 12 Jul 2010 15:18:18 +0000]
USB: usb-storage: fix initializations of urb fields

Commit 0ede76fcec5415ef82a423a95120286895822e2d, "USB: remove uses of
URB_NO_SETUP_DMA_MAP" introduced a regression by inadvertantly removing
initialization of the transfer flags.  This caused initialization
failures in the ums-karma driver.  Fix the regression by zeroing it.

While at it, as Alan Stern points out, the initializers for
actual_length and status are handled by the core and error_count
only matters for isochronous urbs, so they don't need to be set here.
Remove them.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: xhci: Set Mult field in endpoint context correctly.
Sarah Sharp [Sat, 10 Jul 2010 13:48:01 +0000]
USB: xhci: Set Mult field in endpoint context correctly.

The bmAttributes field of the SuperSpeed Endpoint Companion Descriptor has
different meanings, depending on the endpoint type.  If the endpoint is
isochronous, the bmAttributes field is the maximum number of packets
within a service interval that this endpoint supports.  If the endpoint is
bulk, it's the number of stream IDs this endpoint supports.

Only set the Mult field of the xHCI endpoint context using the
bmAttributes field if the endpoint is isochronous, and the device is a
SuperSpeed device.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: sisusbvga: Fix for USB 3.0
Oliver Neukum [Fri, 16 Jul 2010 15:36:26 +0000]
USB: sisusbvga: Fix for USB 3.0

Super speed is also fast enough to let sisusbvga operate.
Therefor expand the checks.

Signed-off-by: Oliver Neukum <oneukum@suse.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: adds Artisman USB dongle to list of quirky devices
Paul Mortier [Fri, 9 Jul 2010 12:18:50 +0000]
USB: adds Artisman USB dongle to list of quirky devices

When an attempt is made to read the interface strings of the Artisman
Watchdog USB dongle (idVendor:idProduct 04b4:0526) an error is written
to the dmesg log (uhci_result_common: failed with status 440000) and the
dongle resets itself, resulting in a disconnect/reconnect loop.

Adding the dongle to the list of devices in quirks.c, with the same
quirk Alan Stern's previous patch for the Saitek Cyborg Gold 3D
joystick, stops the device from resetting and allows it to be used with
no problems.

Signed-off-by: Paul Mortier <mortier@btinternet.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: xhci: Set EP0 dequeue ptr after reset of configured device.
Sarah Sharp [Fri, 9 Jul 2010 15:08:54 +0000]
USB: xhci: Set EP0 dequeue ptr after reset of configured device.

When a configured device is reset, the control endpoint's ring is reused.
If control transfers to the device were issued before the device is reset,
the dequeue pointer will be somewhere in the middle of the ring.  If the
device is then issued an address with the set address command, the xHCI
driver must provide a valid input context for control endpoint zero.

The original code would give the hardware the original input context,
which had a dequeue pointer set to the top of the ring.  This would cause
the host to re-execute any control transfers until it reached the ring's
enqueue pointer.  When issuing a set address command for a device that has
just been configured and then reset, use the control endpoint's enqueue
pointer as the hardware's dequeue pointer.

Assumption:  All control transfers will be completed or cancelled before
the set address command is issued to the device.  If there are any
outstanding control transfers, this code will not work.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: Fix USB3.0 Port Speed Downgrade after port reset
Sarah Sharp [Fri, 9 Jul 2010 15:08:48 +0000]
USB: Fix USB3.0 Port Speed Downgrade after port reset

Without this fix, a USB 3.0 port is downgraded to full speed after a port
reset of a configured device.  The USB 3.0 terminations will be disabled
permanently, and USB 3.0 devices will always enumerate as full speed
devices, until the host controller is unplugged (if it is an ExpressCard)
or the computer is rebooted.

Fajun Chen traced this traced the speed downgrade issue to the port reset
and the interpretation of port status in USB hub driver code.  The hub
code was not testing for the port being a SuperSpeed port, and it fell
through to the else case of Full Speed.

The following patch adds SuperSpeed mapping from the port status, and
fixes the speed downgrade issue.

Reported-by: Fajun Chen <fajun.chen@seagate.com>
Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: xHCI: Fix another bug in link TRB activation change.
Sarah Sharp [Fri, 9 Jul 2010 15:08:38 +0000]
USB: xHCI: Fix another bug in link TRB activation change.

Commit 6c12db90f19727c76990e7f4801c67a148b30111 also seems to have
introduced a bug that is triggered when the command ring is about to wrap.
The inc_enq() function will not have moved the enqueue pointer past the
link TRB.  It is supposed to be moved past the link TRB in prepare_ring(),
which should be called before a TD is enqueued.  However, the
queue_command() function never calls the prepare_ring() function because
prepare_ring() is only supposed to be used for endpoint rings.  That means
the enqueue pointer will not be moved past the link TRB, and will get
overwritten.

The fix is to make queue_command() call prepare_ring() with a fake
endpoint status (set to running).  Then the enqueue pointer will get moved
past the link TRB.

Signed-off-by: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: option: Add support for AMOI Skypephone S2
Dennis Jansen [Fri, 9 Jul 2010 20:03:53 +0000]
USB: option: Add support for AMOI Skypephone S2

usbserial: Add AMOI Skypephone S2 support.

This patch adds support for the AMOI Skypephone S2 to the usbserial module.

Tested-by: Dennis Jansen <Dennis.Jansen@web.de>
Signed-off-by: Dennis Jansen <Dennis.Jansen@web.de>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: New PIDs for Qualcomm gobi 2000 (qcserial)
Andrew Bird [Thu, 1 Jul 2010 19:50:07 +0000]
USB: New PIDs for Qualcomm gobi 2000 (qcserial)

Adds support for the Generic Qualcomm Gobi 2000 WWAN UMTS/CDMA modem

Signed-off-by: Andrew Bird <ajb@spheresytems.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: ftdi_sio: support for Signalyzer tools based on FTDI chips
Colin Leitner [Thu, 1 Jul 2010 08:49:55 +0000]
USB: ftdi_sio: support for Signalyzer tools based on FTDI chips

ftdi_sio: support for Signalyzer tools based on FTDI chips

This patch adds support for the Xverve Signalyzers.

Signed-off-by: Colin Leitner <colin.leitner@googlemail.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: s3c2410_udc: be aware of connected gadget driver
Vladimir Zapolskiy [Tue, 29 Jun 2010 19:36:26 +0000]
USB: s3c2410_udc: be aware of connected gadget driver

To escape from data abort in interrupt handler, it is required to
check for a connected gadget before delivering control requests.

The change fixes the following panic, which occurs with no loaded
gadget driver and input USB_REQ_GET_DESCRIPTOR request:

Kernel panic - not syncing: Fatal exception in interrupt
[<c0025874>] (unwind_backtrace+0x0/0xd8) from [<c0253f14>] (panic+0x40/0x110)
[<c0253f14>] (panic+0x40/0x110) from [<c002470c>] (die+0x154/0x180)
[<c002470c>] (die+0x154/0x180) from [<c0026448>] (__do_kernel_fault+0x64/0x74)
[<c0026448>] (__do_kernel_fault+0x64/0x74) from [<c0026610>] (do_page_fault+0x1b8/0x1cc)
[<c0026610>] (do_page_fault+0x1b8/0x1cc) from [<c00202d4>] (do_DataAbort+0x34/0x94)
[<c00202d4>] (do_DataAbort+0x34/0x94) from [<c0020a60>] (__dabt_svc+0x40/0x60)
Exception stack(0xc0327ea8 to 0xc0327ef0)
7ea0:                   bf0026b0 c0327ef0 c0327ee4 00000000 bf002590 00000093
7ec0: 00000001 bf0026b0 bf002990 00000000 00000008 0000143d 00003f00 c0327ef0
7ee0: bf001364 bf001360 20000093 ffffffff
[<c0020a60>] (__dabt_svc+0x40/0x60) from [<bf001360>] (s3c2410_udc_irq+0x5b8/0x778 [s3c2410_udc])
[<bf001360>] (s3c2410_udc_irq+0x5b8/0x778 [s3c2410_udc]) from [<c0058aa0>] (handle_IRQ_event+0x3c/0x104)
[<c0058aa0>] (handle_IRQ_event+0x3c/0x104) from [<c005a428>] (handle_edge_irq+0x12c/0x164)
[<c005a428>] (handle_edge_irq+0x12c/0x164) from [<c0020068>] (asm_do_IRQ+0x68/0x88)
[<c0020068>] (asm_do_IRQ+0x68/0x88) from [<c0020aa4>] (__irq_svc+0x24/0xa0)

Signed-off-by: Vladimir Zapolskiy <vzapolskiy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: Expose vendor-specific ACM channel on Nokia 5230
Przemo Firszt [Mon, 28 Jun 2010 20:29:34 +0000]
USB: Expose vendor-specific ACM channel on Nokia 5230

Nokia S60 phones expose two ACM channels. The first is
a modem, the second is 'vendor-specific' but is treated
as a serial device at the S60 end, so we want to expose
it on Linux too.

Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: Add PID for Sierra 250U to drivers/usb/serial/sierra.c
august huber [Mon, 28 Jun 2010 18:46:05 +0000]
USB: Add PID for Sierra 250U to drivers/usb/serial/sierra.c

Add VID/PID for Sierra Wireless 250U USB dongle to sierra.c
Allows use of 3G radio only

Signed-off-by: August Huber <gus@pbx.org>
Cc: Elina Pasheva <epasheva@sierrawireless.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoUSB: option: add support for 1da5:4518
Ă–mer Sezgin Ugurlu [Mon, 28 Jun 2010 16:01:58 +0000]
USB: option: add support for 1da5:4518

Signed-off-by: Omer Sezgin Ugurlu <omer.ugurlu@a-kent.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agodrm/i915: add pipe A force quirks to i915 driver
Jesse Barnes [Mon, 19 Jul 2010 20:53:12 +0000]
drm/i915: add pipe A force quirks to i915 driver

Ported over from the old UMS list.  Unfortunately they're still
necessary especially on older laptop platforms.

Fixes https://bugs.freedesktop.org/show_bug.cgi?id=22126.

Tested-by: Xavier <shiningxc@gmail.com>
Tested-by: Diego Escalante Urrelo <diegoe@gnome.org>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>

9 years agodrm/i915: Fix panel fitting regression since 734b4157
Chris Wilson [Sat, 17 Jul 2010 11:43:20 +0000]
drm/i915: Fix panel fitting regression since 734b4157

The crtc mode fixup is run after the encoders adjust the mode to fit on
their output, so don't reset the mode!

Fixes:

  Bug 29057 - display corruption under 800x600 on netbook
              (1024x600) with 'Full Aspect' scaling
  https://bugs.freedesktop.org/show_bug.cgi?id=29057

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Tested-by: Xun Fang <xunx.fang@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>

9 years agoserial: fix rs485 for atmel_serial on avr32
Peter Huewe [Tue, 29 Jun 2010 17:35:39 +0000]
serial: fix rs485 for atmel_serial on avr32

This patch fixes a build failure [1-4] in the atmel_serial code introduced by
patch the patch ARM: 6092/1: atmel_serial: support for RS485
communications (e8faff7330a3501eafc9bfe5f4f15af444be29f5)

The build failure was caused by missing struct field and missing defines
for the avr32 board - the patch fixes this.

[1] http://kisskb.ellerman.id.au/kisskb/buildresult/2575242/ - first failure in linux-next, may 11th
[2] http://kisskb.ellerman.id.au/kisskb/buildresult/2816418/ - still exists as of today
[3] http://kisskb.ellerman.id.au/kisskb/buildresult/2617511/ - first failure in Linus' tree - May 20th - did really no one notice this?!
[4] http://kisskb.ellerman.id.au/kisskb/buildresult/2813956/ - still exists in Linus' tree as of today

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

9 years agoath9k: fix dma direction for map/unmap in ath_rx_tasklet
Ming Lei [Fri, 14 May 2010 13:15:38 +0000]
ath9k: fix dma direction for map/unmap in ath_rx_tasklet

For edma, we should use DMA_BIDIRECTIONAL, or else use
DMA_FROM_DEVICE.

This is found to address "BUG at arch/x86/mm/physaddr.c:5"
as described here:

http://lkml.org/lkml/2010/7/14/21

Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

9 years agodrm/i915: fix deadlock in fb teardown
Jesse Barnes [Tue, 20 Jul 2010 18:58:00 +0000]
drm/i915: fix deadlock in fb teardown

At module unload time we'll tear down the fbdev state.  We do so under
the struct mutex, so we shouldn't try to use the unlocked variant of
the GEM object unreference function or we may deadlock.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Eric Anholt <eric@anholt.net>