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    SubjectRe: Suspend to RAM on MSI PR200YA - do not recover, system immediately turns down
    From
    Dne 12.10.2009 23:20, Rafael J. Wysocki napsal(a):
    > On Monday 12 October 2009, Ondrej Hujnak wrote:
    >
    >> 2009/10/10 Rafael J. Wysocki<rjw@sisk.pl>:
    >>
    >>> On Saturday 10 October 2009, Ondrej Hujnak wrote:
    >>>
    >>>> Hello,
    >>>>
    >>>> I am trying to make work "Suspend to RAM".
    >>>> My laptop is MSI PR200YA, linux
    >>>> kernel 2.6.30.8-64.fc11.i586 (fedora 11, 32bit),
    >>>> the same is with 2.6.31.1-56.fc12.i686.
    >>>> Motherboard - MSI 1221, graphics:
    >>>> Mobile GM965/GL960 Integrated Graphics Controller
    >>>>
    >>>> When I do suspend to RAM it seem to work ok, it sleeps.
    >>>> But when I want to wake it, it only switches off (the power
    >>>> LED stops blinking). If I'm having my notebook connected
    >>>> to electricity, after start it don't start screen and keyboard.
    >>>> Notebook is running, but there is no HDD activity according
    >>>> to the LED indicator. When it is on battery, it normally starts,
    >>>> as if I had switched it normally off. Every time after trying to
    >>>> suspend it to RAM, on the next start I have
    >>>> "last write to superblock in future".
    >>>>
    >>>> I tried:
    >>>> - suspend from "single" mode
    >>>> - suspend from "single" mode with as many modules as possible rmmod'ed
    >>>> - using "nomodeset"
    >>>> - early suspend-to-RAM at boot test with "test_suspend=mem"
    >>>> All with the same result.
    >>>>
    >>>> I also tried using pm_trace, but this gave no useful results in dmesg
    >>>> in the next boot. The clock was not changed by it (the documentation
    >>>> said it would be).
    >>>>
    >>>> I have attached printout of "lspci -vv" and "dmesg" after switching
    >>>> pm_trace on.
    >>>>
    >>>> I'd welcome any ideas how to debug this further.
    >>>> I'm looking forward to your reply.
    >>>>
    >>> Does the pm_test 'core' test work (please see
    >>> Documentation/power/basic-pm-debugging.txt)?
    >>>
    >>> Rafael
    >>>
    >>>
    >> Ok, i tried all kinds of pm_test including core several times
    >> and everything seemed ok. I got no error, failure..
    >>
    >> And i tried all possibilities of /sys/power/disk under
    >> "init=/bin/bash" and same result as above.
    >>
    > That seems to indicate some kind of a BIOS issue. However, several suspend
    > bugs are going to be fixes in 2.6.32, so perhaps you can try -rc6 or later,
    > when they are out.
    >
    > Thanks,
    > Rafael
    >
    I tried to flash BIOS, so I have it up to date now. And it didn't help at all.
    Being too eager to wait for -rc6 i tried v2.6.32-rc4-94-g80f5069, and it didn't
    help as well.

    Ondrej


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