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2008-12-23powerpc: Setup OF properties for ppc32 kexecDale Farnsworth
Refactor the setting of kexec OF properties, moving the common code from machine_kexec_64.c to machine_kexec.c where it can be used on both ppc64 and ppc32. This is needed for kexec to work on ppc32 platforms. Signed-off-by: Dale Farnsworth <dale@farnsworth.org> Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-12-23powerpc/pseries: Fix cpu hotplugSebastien Dugue
Currently, pseries_cpu_die() calls msleep() while polling RTAS for the status of the dying cpu. However, if the cpu that is going down also happens to be the one doing the tick then we're hosed as the tick_do_timer_cpu 'baton' is only passed later on in tick_shutdown() when _cpu_down() does the CPU_DEAD notification. Therefore jiffies won't be updated anymore. This replaces that msleep() with a cpu_relax() to make sure we're not going to schedule at that point. With this patch my test box survives a 100k iterations hotplug stress test on _all_ cpus, whereas without it, it quickly dies after ~50 iterations. Signed-off-by: Sebastien Dugue <sebastien.dugue@bull.net> Cc: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-12-23powerpc: Fix KVM build on ppc440Paul Mackerras
Commit 2a4aca1144394653269720ffbb5a325a77abd5fa ("powerpc/mm: Split low level tlb invalidate for nohash processors") changed a call to _tlbia to _tlbil_all but didn't include the header that defines _tlbil_all, leading to a build failure on 440 if KVM is enabled. This fixes it. Signed-off-by: Paul Mackerras <paulus@samba.org>
2008-12-22net: startup race in hso driverOliver Neukum
The flag marking a device running must be set before the URBs for recption are submitted or they may complete too early and fail to resubmit. Signed-off-by: Oliver Neukum <oneukum@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-22pkt_sched: Remove smp_wmb() in qdisc_watchdog()Jarek Poplawski
While implementing a TCQ_F_THROTTLED flag there was used an smp_wmb() in qdisc_watchdog(), but since this flag is practically used only in sch_netem(), and since it's not even clear what reordering is avoided here (TCQ_F_THROTTLED vs. __QDISC_STATE_SCHED?) it seems the barrier could be safely removed. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-22r6040: bump release number to 0.19Florian Fainelli
This patch bumps the release number of the driver. Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-22r6040: save and restore MIER correctly in the interrupt routineJoe Chou
This patch saves the MIER register contents before treating interrupts, then restores them correcty at the end of the interrupt routine. Signed-off-by: Joe Chou <Joe.Chou@rdc.com.tw> Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-22r6040: fix wrong logic in mdio codeJoe Chou
This patch fixes a reverse logic in the MDIO code. Signed-off-by: Joe Chou <Joe.Chou@rdc.com.tw> Signed-off-by: Florian Fainelli <florian@openwrt.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-22net: Fix oops in dev_ifsioc()Jarek Poplawski
A command like this: "brctl addif br1 eth1" issued as a user gave me an oops when bridge module wasn't loaded. It's caused by using a dev pointer before checking for NULL. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-22x86: prioritize the FPU traps for the error codeH. Peter Anvin
In the case of multiple FPU errors, prioritize the error codes, instead of returning __SI_FAULT, which ends up pushing a 0 as the error code to userspace, a POSIX violation. For i386, we will simply return if there are no errors at all; for x86-64 this is probably a "can't happen" (and the code should be unified), but for this patch, return __SI_FAULT|SI_KERNEL if this ever happens. Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2008-12-23drm/radeon: fix correctness of irq_enabled check for radeon.Dave Airlie
This check was introduced with the logic the wrong way around. Fixes regression: http://bugzilla.kernel.org/show_bug.cgi?id=12216 Tested-by: François Valenduc <francois.valenduc@tvcablenet.be> Signed-off-by: Dave Airlie <airlied@redhat.com>
2008-12-22Merge branch 'release' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6 * 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6: ACPI: don't cond_resched() when irqs_disabled() ACPI: fix 2.6.28 acpi.debug_level regression
2008-12-22Merge git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: drivers/ide/{cs5530.c,sc1200.c}: Move a dereference below a NULL test
2008-12-22drivers/ide/{cs5530.c,sc1200.c}: Move a dereference below a NULL testJulia Lawall
In each case, if the NULL test is necessary, then the dereference should be moved below the NULL test. The semantic patch that makes this change is as follows: (http://www.emn.fr/x-info/coccinelle/) // <smpl> @@ type T; expression E; identifier i,fld; statement S; @@ - T i = E->fld; + T i; ... when != E when != i if (E == NULL) S + i = E->fld; // </smpl> Signed-off-by: Julia Lawall <julia@diku.dk> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
2008-12-22powerpc/cell: add QPACE as a separate Cell platformBenjamin Krill
Since the QPACE (Chromodynamics Parallel Computing on the Cell Broadband Engine) platform doesn't use a iommu, doesn't have PCI devices and a MPIC much lesser setup and configurations are needed. So far all devices are detected as OF device. A notifier function is used to set the dma_ops for the of_platform bus. Further this patch splits the PPC_CELL_NATIVE into PPC_CELL_COMMON which are parts that are shared with the QPACE platform and the rest. Signed-off-by: Benjamin Krill <ben@codiert.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2008-12-22powerpc/cell: fix build breakage with CONFIG_SPUFS disabledArnd Bergmann
CBE_THERM and OPROFILE_CELL both cannot be built without SPU_FS disabled, so make the dependency explicit. Reported-by: Milton Miller <miltonm@bga.com> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2008-12-22Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linusLinus Torvalds
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: MIPS: MIPS64R2: Fix buggy __arch_swab64 MIPS: Fix preprocessor warnings flaged by GCC 4.4
2008-12-22Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: ppp: fix segfaults introduced by netdev_priv changes net: Fix module refcount leak in kernel_accept()
2008-12-22ALSA: ASoC: fix a typo in omp-pcm.cRoel Kluin
Fix a typo (& and &&) Signed-off-by: Roel Kluin <roel.kluin@gmail.com> Signed-off-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2008-12-22ASoC: Fix DSP formats in SSM2602 audio codecJarkko Nikula
Thanks to Troy Kisky <troy.kisky@boundarydevices.com> for noticing. - DSP_A format has 1-bit data delay which corresponds to SSM6202 submode 2 - DSP_B has 0-bit data delay which corresponds to submode 1 - Currently driver sets them opposite so swap the submode setting Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com> Cc: Cliff Cai <cliff.cai@analog.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2008-12-22ASoC: Fix incorrect DSP format in OMAP McBSP DAI and affected driversJarkko Nikula
- OMAP McBSP DAI driver claims to support DSP_A format which has 1-bit data delay but configures link for 0-bit data delay which is in fact DSP_B - Fix this by changing format from DSP_A to DSP_B - Fix also TLV320AIC23 codec and OSK5912 machine drivers since the same error is populated also there Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com> Acked-by: Arun KS <arunks@mistralsolutions.com> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
2008-12-22mlx4_core: Delete incorrect commentRoland Dreier
The comment about a "Conditional on hca_type" was cut-and-pasted from the mthca driver, and doesn't apply to mlx4 (since only one type of HCA is handled by mlx4). So just delete it. Signed-off-by: Roland Dreier <rolandd@cisco.com>
2008-12-22mlx4_core: Add support for multiple completion event vectorsYevgeny Petrilin
When using MSI-X mode, create a completion event queue for each CPU. Report the number of completion EQs in a new struct mlx4_caps member, num_comp_vectors, and extend the mlx4_cq_alloc() interface with a vector parameter so that consumers can specify which completion EQ should be used to report events for the CQ being created. Signed-off-by: Yevgeny Petrilin <yevgenyp@mellanox.co.il> Signed-off-by: Roland Dreier <rolandd@cisco.com>
2008-12-22sh: oprofile: Fix up the module build.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: add UIO support for JPU on SH7722.Takanari Hayama
Add JPU support on Migo-R via UIO. This make use of Magnus's generic UIO platform driver. Chunk of contiguous memory to hold intermediate image and compressed data during encode and decode. Signed-off-by: Takanari Hayama <taki@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22serial: sh-sci: Fix up port pinmux for SH7366.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mach-rsk: Use uImage generation by default for rsk7201/7203.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mach-sh03: Fix up pata_platform build breakage.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: enable deferred io LCDC on Migo-RMagnus Damm
Enable LCDC deferred io on Migo-R using 1s delay. As with other deferred io frame buffers user space code should use fsync() on the frame buffer device to trigger an update. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22video: sh_mobile_lcdcfb deferred io supportMagnus Damm
This patch adds sh_mobile_lcdcfb deferred io support for SYS panels. The LCDC hardware block managed by the sh_mobile_lcdcfb driver supports RGB or SYS panel configurations. SYS panels come with an external display controller that is resposible for refreshing the actual LCD panel. RGB panels are controlled directly by the LCDC and they need to be refreshed by the LCDC hardware. In the case of SYS panels we can save some power by configuring the LCDC hardware block in one-shot mode. In this one-shot mode panel refresh is managed by software. This works well together with deferred io since it allows us to stop clocks for most of the time and only enable clocks when we actually want to trigger an update. When there is no fbdev activity the clocks are kept stopped which allows us to deep sleep. The refresh rate in deferred io mode is set using platform data. The same platform data can also be used to disable deferred io mode. As with other deferred io frame buffers user space code should use fsync() on the frame buffer device to trigger an update. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22video: deferred io with physically contiguous memoryMagnus Damm
Extend the deferred io code from only supporting vmalloc()ed frame buffer memory to support both vmalloc()ed and physically contiguous frame buffer memory. The sh_mobile_lcdcfb hardware does not support scatter gather so we need physically contiguous memory to back our frame buffer. Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: Jaya Kumar <jayakumar.lkml@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22video: deferred io cleanupMagnus Damm
Make sure the mmap callback is set to NULL in the deferred io cleanup function. This way we can enable and disable deferred io on the fly. Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: Jaya Kumar <jayakumar.lkml@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22video: fix deferred io fsync()Magnus Damm
If CONFIG_FB_DEFERRED_IO is set, but there are framebuffers registered that does not make use of deferred io, then fsync() on those framebuffers will result in a crash. Fix that. This is needed for sh_mobile_lcdcfb since we always enable deferred io at compile time but we may disable deferred io for some types of hardware configurations. Signed-off-by: Magnus Damm <damm@igel.co.jp> Acked-by: Jaya Kumar <jayakumar.lkml@gmail.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: add LCDC interrupt configuration to AP325 and Migo-RMagnus Damm
Add LCDC interrupt resources for AP325 and Migo-R. The LCDC driver does not require interrupts at this point, but changes such as one-shot SYS mode using deferred io, and wait-for-vblank will both need this. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh_mobile_lcdc: use FB_SYS helpers instead of FB_CFBMagnus Damm
Since the sh_mobile_lcdc hardware has the framebuffer(s) in system RAM, use FB_SYS instead of FB_CFB. Also hook in read and write helpers. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: split coherent pagesMagnus Damm
Split pages returned by dma_alloc_coherent() and make sure we free them one by one. Signed-off-by: Magnus Damm <damm@igel.co.jp> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: dma: Kill off ISA DMA wrapper.Paul Mundt
There are no more users for this code, and it has been deprecated for some time, so just kill it off. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: Conditionalize the code dumper on CONFIG_DUMP_CODE.Paul Mundt
We don't really want this enabled by default, but it is still quite useful for debugging. So, make it conditional and leave it off by default. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: Kill off the unused SH_ALPHANUMERIC debug option.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: Enable skipping of bss on debug platforms for sh32 also.Paul Mundt
This enables the same functionality that sh64 has for sh32. When running on simulated hardware or via remote memory via the debug interface, memory is gauranteed to be zero on boot already, and skipping the zeroing of BSS has measurable boot time benefits. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22doc: Update sh cpufreq documentation.Paul Mundt
The sh cpufreq driver is no longer limited to just the SH-3 and SH-4, update the documentation to reflect this fact accordingly. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mrshpc_setup_windows() needs to be inline.Paul Mundt
While no one should be including this file multiple times, flag it inline anyways just in case. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22serial: sh-sci: sci_poll_get_char() is only used by CONFIG_CONSOLE_POLL.Paul Mundt
sci_poll_put_char() happens to also be used by the serial console, while sci_poll_get_char() is only used by CONFIG_CONSOLE_POLL. Add another gnarly ifdef to shut up the compiler. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: Kill off cf-enabler with extreme prejudice.Paul Mundt
Now that the rest of the boards that were using cf-enabler "generically" have switched to setting up their mappings on their own, only the mach-se boards were left using it. All of the cf-enabler using mach-se boards use a special initialization of the MRSHPC windows rather than going through the special PTE as other SH-4 platforms do. This consolidates the MRSHPC setup logic, hooks it up on the boards that care, and gets rid of any and all remaining references to cf-enabler. This has been long overdue, as cf-enabler has been the bane of arch/sh/kernel for the last 7 years. Good riddance. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: Add a simple edosk7705_defconfig for build testing.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mach-edosk7705: Fix up edosk7705 so it all builds again.Paul Mundt
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mach-microdev: Split out the fdc37c93xapm initialization code.Paul Mundt
This makes the microdev code a bit more readable, and moves the setup for the SuperIO out on its own. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mach-sh03: Use __set_io_port_base(), kill off special ioport_map().Paul Mundt
This also fixes up a long-standing bug for this platform where the PIO base was set to a register offset, rather than the actual PIO offset itself. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: mach-sh03: Move off of cf_enabler to pata_platform, as per landisk.Paul Mundt
This gets rid of the cf enabler use on mach-sh03 and switches to use pata_platform with the proper address directly. cf_enabler is subsequently disabled for mach-sh03. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
2008-12-22sh: board-shmin: Convert shmin to use __set_io_port_base().Paul Mundt
Drop the special mv_ioport_map() implementation, as this can simply use __set_io_port_base() directly. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
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