- 03 Mar, 2006 2 commits
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Tony Lindgren authored
Did not get removed earlier as noted by Komal Shah.
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Brian Sweetland authored
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- 01 Mar, 2006 4 commits
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Juha Yrjola authored
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Jarkko Nikula authored
This patch will fix the i2c-omap "controller timed out" error on OMAP1710 (most probably will apply to 1510 as well). Error happens randomly if dyn_tick is activated (CONFIG_NO_IDLE_HZ=y) and reason was that ARMXOR_CK clock domain was stopped during MPU idle. Patch basically creates and uses virtual i2c_fck clock domain which prevents that its parent ARMXOR_CK is not stopped during MPU idle whenever i2c_fck is enabled. Patch also makes i2c-omap implementation between 24xx and OMAP1 more consistent with the clock usage and fixes two minor bugs. Signed-off-by: Jarkko Nikula <jarkko.nikula@nokia.com> Signed-off-by: Juha Yrjl <juha.yrjola@nokia.com>
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Imre Deak authored
IOCTL parameters shouldn't be of an enum type, replace them with int. This also fixes up the places where u8, u16, u32 was used instead of __u8, __u16, __u32 for things used by user space. This solves a bug for IOCTL code mismatch between kernel and user space because the toolchains used generated different value for sizeof(enum xxx) and this size is encoded in the IOCTL code. Signed-off-by: Imre Deak <imre.deak@nokia.com> Signed-off-by: Juha Yrjölä <juha.yrjola@nokia.com>
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Toshihiro Kobayashi authored
Signed-off-by: Toshihiro Kobayashi <toshihiro.kobayashi@nokia.com> Signed-off-by: Juha Yrjl <juha.yrjola@nokia.com>
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- 28 Feb, 2006 4 commits
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Komal Shah authored
Attached patch uses clock id for I2C clocks on OMAP2. Tested with H4. Signed-off-by: Komal Shah <komal_shah802003@yahoo.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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Tony Lindgren authored
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Tony Lindgren authored
This is Thomas Gleixner's improved version of the patch.
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Tony Lindgren authored
Undo patch bd9dac30 as a better patch is now available.
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- 27 Feb, 2006 7 commits
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Linus Torvalds authored
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Linus Torvalds authored
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Linus Torvalds authored
Commit 9ec4b1f3 made kprobes not compile without module support, so just make that clear in the Kconfig file. Also, since it's marked EXPERIMENTAL, make that dependency explicit too. Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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David S. Miller authored
The change to kernel/sched.c's init code to use for_each_cpu() requires that the cpu_possible_map be setup much earlier. Set it up via setup_arch(), constrained to NR_CPUS, and later constrain it to max_cpus in smp_prepare_cpus(). This fixes SMP booting on sparc64. Signed-off-by: David S. Miller <davem@davemloft.net>
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David S. Miller authored
Signed-off-by: David S. Miller <davem@davemloft.net>
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James Bottomley authored
Commit 9c869eda broke voyager again rather subtly because it already had its own topology exporting functions, so now each CPU gets registered twice. I think we can actually use the generic ones, so I don't propose reverting it. The attached should eliminate the voyager topology functions in favour of the generic ones. I also added a define to ensure voyager is never hotplug CPU (we don't have the support in the SMP harness). Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Brian Magnuson authored
The commit e2c03888 added setup_additional_cpus to setup.c but this is only defined if CONFIG_HOTPLUG_CPU is set. This patch changes the #ifdef to reflect that. Signed-off-by: Brian Magnuson <magnuson@rcn.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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- 26 Feb, 2006 14 commits
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Andi Kleen authored
RTC_IRQP_SET/RTC_EPOCH_SET don't take a pointer to an argument, but the argument itself. This actually simplifies the code and makes it work. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored
The previous experiment for using apicmaintimer on ATI systems didn't work out very well. In particular laptops with C2/C3 support often don't let it tick during idle, which makes it useless. There were also some other bugs that made the apicmaintimer often not used at all. I tried some other experiments - running timer over RTC and some other things but they didn't really work well neither. I rechecked the specs now and it turns out this simple change is actually enough to avoid the double ticks on the ATI systems. We just turn off IRQ 0 in the 8254 and only route it directly using the IO-APIC. I tested it on a few ATI systems and it worked there. In fact it worked on all chipsets (NVidia, Intel, AMD, ATI) I tried it on. According to the ACPI spec routing should always work through the IO-APIC so I think it's the correct thing to do anyways (and most of the old gunk in check_timer should be thrown away for x86-64). But for 2.6.16 it's best to do a fairly minimal change: - Use the known to be working everywhere-but-ATI IRQ0 both over 8254 and IO-APIC setup everywhere - Except on ATI disable IRQ0 in the 8254 - Remove the code to select apicmaintimer on ATI chipsets - Add some boot options to allow to override this (just paranoia) In 2.6.17 I hope to switch the default over to this for everybody. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored
SMP time selection originally ran after all CPUs were brought up because it needed to know the number of CPUs to decide if it needs an MP safe timer or not. This is not needed anymore because we know present CPUs early. This fixes a couple of problems: - apicmaintimer didn't always work because it relied on state that was set up time_init_gtod too late. - The output for the used timer in early kernel log was misleading because time_init_gtod could actually change it later. Now always print the final timer choice Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored
It didn't set up the CPU possible map early enough, so the option didn't actually work. Noticed by Heiko Carstens Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored
ACPI is initialized very early on x86-64, before the DMI code is initialized. This means it would often discover a 0 year and then turn off ACPI because it thought the BIOS was too old. Some systems don't boot without ACPI so this was a problem. I have a full fix by adding new very early DMI detection, but it needs more testing before it can be merged. For 2.6.16 let's just turn the check off. It never made much sense anyways because there are no x86-64 systems older than 2002 or so and they generally all have working ACPI. Cc: len.brown@intel.com Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Chris McDermott authored
[description from AK] Old check for the IO-APIC watchdog during the timer check was wrong - it obviously should only drop into this if the IO-APIC watchdog is used. Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored
This makes x86-64 use the common X86_PM_TIMER Kconfig entry in drivers/acpi And since PM timer is needed for correct timing on a lot of systems now (e.g. AMD dual cores) and we often get bug reports from people who forgot to set it make it depend on CONFIG_EMBEDDED. x86-64 had this change before and it's a good thing. I also fixed the description slightly to make this more clear. Cc: len.brown@intel.com Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andreas Deresch authored
[description from AK] This fixes booting in APIC mode on some ACER laptops. x86-64 did a similar change some time ago. See http://bugzilla.kernel.org/show_bug.cgi?id=4700 for details Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Andi Kleen authored
Big Unisys systems have multiple clusters too, but they have an synchronized TSC. I'm using the SMBIOS to check for vendor == IBM. Cc: Chris McDermott <lcm@us.ibm.com> Cc: "Protasevich, Natalie" <Natalie.Protasevich@unisys.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Suresh Siddha authored
Fixes a local DOS on Intel systems that lead to an endless recursive fault. AMD machines don't seem to be affected. Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Jan Beulich authored
The value, while currently unused in the native kernel, was off by one. Signed-Off-By: Jan Beulich <jbeulich@novell.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Jon Mason authored
In previous versions of pci-gart.c, no_iommu was used to determine if IOMMU was disabled in the GART DMA mapping functions. This changed in 2.6.16 and now gart_xxx() functions are only called if gart is enabled. Therefore, uses of no_iommu in the GART code are no longer necessary and can be removed. Also, it removes double deceleration of no_iommu and force_iommu in pci.h and proto.h, by removing the deceleration in pci.h. Lastly, end_pfn off by one error. Tested (along with patch 1/2) on dual opteron with gart enabled, iommu=soft, and iommu=off. Signed-off-by: Jon Mason <jdmason@us.ibm.com> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Marc Zyngier authored
As the (probably) last user of a Specialix SI board, I noticed that recent kernels would fail to probe the sucker. Quick investigation indicate a few missing braces... I left the double probing in place, as it looks like it's been here forever. Signed-off-by: Marc Zyngier <maz@misterjones.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Al Viro authored
There's a problem in sd where we blindly believe the length of the headers and block descriptors. Some devices return insane values for these and cause our length to end up greater than the actual buffer size, so check to make sure. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Also removed the buffer size magic number (512) and added DPOFUA of zero to the defaults Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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- 25 Feb, 2006 8 commits
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Dave Jones authored
Commit 9c869eda moved the i386 topology.c file. That change broke x86-64 compiles, as it uses the same file. Signed-off-by: Dave Jones <davej@redhat.com> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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Kyungmin Park authored
Sync. with OMAP git tree
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Komal Shah authored
Update H4 defconfig with keypad and Irda support enabled Signed-off-by: Komal Shah <komal_shah802003@yahoo.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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Komal Shah authored
arch/arm/mach-omap1/board-h2.c:244: warning: 'h2_transceiver_mode' defined but not used. Signed-off-by: Komal Shah <komal_shah802003@yahoo.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
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Tony Lindgren authored
This patch adds support for hrtimer to next_timer_interrupt() and fixes current breakage. Function next_timer_interrupt() got broken with a recent patch 6ba1b912 as sys_nanosleep() was moved to hrtimer. This broke things as next_timer_interrupt() did not check hrtimer tree for next event. Function next_timer_interrupt() is needed with dyntick (CONFIG_NO_IDLE_HZ, VST) implementations, as the system can be in idle when next hrtimer event was supposed to happen. At least ARM and S390 currently use next_timer_interrupt(). Signed-off-by: Tony Lindgren <tony@atomide.com>
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Tony Lindgren authored
The next patch will fix dyntick problem properly.
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Linus Torvalds authored
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Linus Torvalds authored
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- 24 Feb, 2006 1 commit
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