power_state is scheduled for removal, and it is used only for debug
prints by driver core. Remove it.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Initializing to zero is generally bad idea, I hope it is right for
__init data, too.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Fix coding style in pci-dma_64.c and add stubs for documentation. I
hope someone fills the rest, I understand maybe off and soft...
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Comment says wmb is a nop, but it is implemented as lock addl
below... Should it be compiled to nop if we know we are running on
"good" Intel cpu?
At least remove confusing comment for now.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Add timer list annotations to workqueue.c so we can see the call site
in the timer stats.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Fix obsolete printks in aperture-64. We used not to handle missing
agpgart, but we handle it okay now.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Provide example for memmap exclude option (it is slightly strange and
non-trivial) and provide nice small HOWTO for people with bad memory.
Signed-off-by: Jan-Simon Moeller <[email protected]>
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
aperture_64.c takes a piece of memory and makes it into iommu
window... but such window may not be saved by swsusp -- that leads to
oops during hibernation.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: "Rafael J. Wysocki" <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
notsc is ignored in 32-bit kernels if CONFIG_X86_TSC is on.. which is
bad, fix it.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
power_state is scheduled for removal, and libata uses it in write-only
mode. Remove it.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Jeff Garzik <[email protected]>
TSC is used even on machines when CONFIG_X86_TSC is not set (X86_TSC
means _require_ TSC), but it is not properly disabled when it is
unusable, because ACPI code understood the config switch as "may use
TSC".
This actually fixes suspend problems on my x60.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Len Brown <[email protected]>
Relative expiry time can get negative, so it should be signed.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Small cleanups in scsi_host.h. Few #defines make me wonder if their
description is still up to date..?
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: James Bottomley <[email protected]>
Both trampolines actually *do* set up stack. (Is the "we jump into
compressed/head.S" comment still true?)
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Unify arch/x86/kernel/acpi/sleep*.c
Pretty trivial unification; when two functions differed, it was
usually in error handling, and better of the two was picked up.
Signed-off-by: Pavel Machek <[email protected]>
Looks-okay-to: Rafael J. Wysocki <[email protected]>
Tested-by: Rafael J. Wysocki <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
I was confused by FSEC = 10^15 NSEC statement, plus small whitespace
fixes. When there's copyright, there should be GPL.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
For some crazy reason (trying to work around hw problem in i810) I wanted
to use HZ around 4000.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
Old debugging hack sneaked back during x86 merge, this removes it.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Rafael J. Wysocki <[email protected]>
Signed-off-by: Len Brown <[email protected]>
This removes old debugging stuff, that should be no longer neccessary. It
accessed VGA hardware (which may not be ready at this point), and used LEDs
at port 80 for debugging.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Rafael J. Wysocki <[email protected]>
Cc: Andi Kleen <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
min_free_pages is critical for correctness, document it as such.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This cleans up kdump documentation a bit. Plus I do not think we want
to mention Linux trademark in _every_ file in documentation....
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
I guess it is time to clarify that suspend and hibernation are separate
things, and add Rafael as a maintainer. Plus, people blame us for suspend
problems, anyway, I guess it is fair to mark us as suspend maintainers,
too.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Rafael J. Wysocki" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
It causes extra moon icons blinking on x60, and breaks at least two other
systems.
During resume, we do not know that "reboot"/"shutdown" method was used, so
we assume "plaform" and call BIOS, anyway...
This is 2.6.21 material, and should fix 2 or 3 regressions from 2.6.20.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: "Rafael J. Wysocki" <[email protected]>
Cc: Adrian Bunk <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Return early from pci_set_power_state() if hardware does not support
power management. This way, we do not generate noise in the logs.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Thanks to Al Viro, here's fix to 2.6.20-rc1-git, so that collie
compiles, again. It was broken by INIT_WORK changes.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Russell King <[email protected]>
Linus posted quite nice TRACE_RESUME how-to, and I think it is too nice to
be hidden in archives of mailing list, so I turned it into Documentation
piece.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Put firewire host controller in PCI Dx state for system suspend.
(I was not able to measure any power savings, but it sounds like right
thing to do, anyway.)
Signed-off-by: Pavel Machek <[email protected]>
Update by stefanr: Shuffle with existing PPC_PMAC code. Set power
state in the resume hook too.
Signed-off-by: Stefan Richter <[email protected]>
PAE + swsusp results in hard-to-debug crash about 50% of time during
resume. Cause is known, fix needs to be ported from x86-64 (but we can't
make it to 2.6.18, and I'd like this to be worked around in 2.6.18).
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
ipw2200 uses // comments, and uses them for removing unneeded
code. Clean it up a bit.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Patch from Pavel Machek
It seems that sharp had charger on by default... This at least turns
it off. Also battery reading now works and is useful.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Richard Purdie <[email protected]>
Signed-off-by: Russell King <[email protected]>
Patch from Pavel Machek
From: Dirk Opfer <[email protected]>
Fix ucb initialization on collie. Wrong frequency was used and that
led to things not working quite correctly. (I had to actually disable
checks in my tree to get it to boot). It now includes all the
neccessary parts to get it to compile :-).
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Richard Purdie <[email protected]>
Signed-off-by: Russell King <[email protected]>
nbd abuses file header as a changelog (and obsolete one, too), and fails to
mention GPL. This fixes it.
Signed-off-by: Pavel Machek <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Update documentation a bit, add more machines to video.txt list.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Cleanup coding style and other small stuff in zd1201. No real code
changes.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Writing cr0 to cr2 register can't be right. This fixes the typo. I wonder
how it could survive so long.
Signed-off-by: Pavel Machek <[email protected]>
Cc: Zachary Amsden <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
HOTPLUG_CPU entry says "Say Y..." then "Say N.". Slightly ugly, so I fixed
it up, and added remark about suspend on SMP as a bonus.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Patch from Pavel Machek
Update collie defconfig to something that can bring closer-to-working
system to its user.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Russell King <[email protected]>
Patch from Pavel Machek
> The kautobuild found the following error while trying to build 2.6.16-git18
> using collie_defconfig:
>
> arch/arm/mach-sa1100/collie.c:92: error: 'collie_uart_set_mctrl' undeclared here (not in a function)
> arch/arm/mach-sa1100/collie.c:93: error: 'collie_uart_get_mctrl' undeclared here (not in a function)
> make[1]: *** [arch/arm/mach-sa1100/collie.o] Error 1
> make: *** [arch/arm/mach-sa1100] Error 2
> make: Leaving directory `/var/tmp/kernel-orig'
This fixes above compile error by adding missing pieces of uart
support, and fixes compilation.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Russell King <[email protected]>
This adds flash chip used in Sharp Zaurus sl5500 (collie) to jedec_probe.
Values work for read-only access, but I have not figured out how to do
read-write.
Signed-off-by: Pavel Machek <[email protected]>
Cc: Richard Purdie <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Acked-by: David Woodhouse <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Patch from Pavel Machek
This adds support for battery reading on collie. Collie slowly charges
battery even with charging disabled, so I did not yet enable fast
charge.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Russell King <[email protected]>
This adds missing bits of collie (sharp sl-5500) PCMCIA support and
MFD support.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Richard Purdie <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
In frontlight support, we should really use values from flash-ROM instead
of hardcoding our own. Cleanup includes.
Signed-off-by: Pavel Machek <[email protected]>
Acked-by: Richard Purdie <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Combination of printk/pr_debug led to <7> in the middle of the line, and we
printed way too many dots.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Update suspend-to-RAM documentation with new machines, and makes message
when processes can't be stopped little clearer. (In one case, waiting
longer actually did help).
From: "Rafael J. Wysocki" <[email protected]>
Warn in the documentation that data may be lost if there are some
filesystems mounted from USB devices before suspend.
[Thanks to Alan Stern for providing the answer to the question in the
Q:-A: part.]
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Patch from Pavel Machek
Enable frontlight during collie bootup, so that display is actually
readable in anything other than bright sunlight.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Richard Purdie <[email protected]>
Signed-off-by: Russell King <[email protected]>
We're presently getting oopses because Bluetooth (and possibly other) drivers
are calling core functions after things have been shut down.
So rather than oopsing, let's drop a warning then take avoiding action, so the
machine survives. Once all the sub-drivers are fixed up we can remove the
take-avoiding-action part.
Signed-off-by: Pavel Machek <[email protected]>
Cc: Russell King <[email protected]>
Cc: Marcel Holtmann <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Currently, acpi video options can only be set on kernel command line. That's
little inflexible; I'd like userland s2ram application that just works, and
modifying kernel command line according to whitelist is not fun. It is better
to just allow s2ram application to set video options just before suspend
(according to the whitelist).
This implements sysctl to allow setting suspend video options without reboot.
(akpm: Documentation updates for this new sysctl are pending..)
Signed-off-by: Pavel Machek <[email protected]>
Cc: "Brown, Len" <[email protected]>
Cc: "Antonino A. Daplas" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
- Remove unneeded bio_get() which would cause a bio leak
- Writing doesn't dirty pages. Reading dirties pages.
- We should dirty the pages after the IO completion, not before
(Busy-waiting for disk I/O completion isn't very polite.)
Signed-off-by: Pavel Machek <[email protected]>
Cc: "Rafael J. Wysocki" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
These two prototypes are already present in sched.h, remove duplicate
version.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Fix swsusp on machines not supporting S4. With recent changes, it is not
possible to trigger it using /sys filesystem. Swsusp does not really need
any support from low-level code, it is possible to reboot or halt at the
end of suspend.
Signed-off-by: Pavel Machek <[email protected]>
Cc: "Brown, Len" <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
I actually have this device, and kernel reports blacklist entry is no
longer neccessary.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This fixes compilation for collie after -rc1 platform_device
changes. And yes, it even boots.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Russell King <[email protected]>
If ACPI sleep is not configured, but someone still wants to run swsusp,
he'd get oops in enter_state. This is regression since 2.6.14 and this
fixes it.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Remove unused variable, and make code less evil that way. Fix whitespace
around for-loop-like macro.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This cleans spaces between * and pointer up, and adds "int" in "unsigned
int".
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Reduce number of ifdefs somehow, and fix whitespace a bit. No real code
changes.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This adds support for pcmcia slot on sharp zaurus sl-5500.
pxa2xx_sharpsl.c thus becomes quite miss-named, but I guess that
is not worth fixing?
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Russell King <[email protected]>
This adds support for sharp zaurus sl-5500 touchscreen. It introduces
some not-too-nice ifs, but I guess copying whole ucb1x00-ts.c would be
bad idea...
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Russell King <[email protected]>
Fix -EIO on /proc/acpi/events after suspends. This actually breaks
suspending by power button in many setups.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This adds support for powering Zaurus's video up and down. PDA without
screen is kind of useless, so it is quite important... I'll have to figure
out how to really control the frontlight, because LCD without that is quite
hard to read.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Clean code up a bit, and only show suspend to disk as available when
it is configured in.
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
If process freezing fails, some processes are frozen, and rest are left in
"were asked to be frozen" state. Thats wrong, we should leave it in some
consistent state.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Drop printing during normal boot (when no image exists in swap), print
message when drivers fail, fix error paths and consolidate near-identical
functions in disk.c (and functions with just one statement).
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This should bits from -mm tree that are affected by pm_message_t
conversion. [I'm not 100% sure I got all of them, but I certainly got all
the errors on make allyesconfig build, and most of warnings, too. I'll go
through the buildlog tommorow and fix any remaining bits].
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This adds type-checking to pm_message_t, so that people can't confuse it
with int or u32. It also allows us to fix "disk yoyo" during suspend (disk
spinning down/up/down).
[We've tried that before; since that cpufreq problems were fixed and I've
tried make allyes config and fixed resulting damage.]
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Alexander Nyberg <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Fix remaining bits of u32 vs. pm_message confusion. Should not break
anything.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Rafael J. Wysocki <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This should make refrigerator sleep properly, not busywait after the first
schedule() returns.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
freezeable() already tests for TRACED/STOPPED processes, no need to do it
twice.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Fix error handling and whitespace in swsusp.c. swsusp_free() was called when
there was nothing allocating, leading to oops.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Move device name resolution code around so that it is not called from
resume-from-initrd. name_to_dev_t may be unavailable at that point.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Fix few typos/thinkos in ipw, remove ugly macro (it is commented around,
anyway), and fix types passed to pci_set_power_state.
Signed-off-by: Andrew Morton <[email protected]>
There are several never used macros in ipw2100. This removes them.
Signed-off-by: Pavel Machek <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Pavel Machek