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    SubjectRe: MCP limit log messages, 2.6.36-rc4
    On Tue, 28 Sep 2010 10:34:21 -0600
    Tim Gardner <tim.gardner@canonical.com> wrote:

    > On 09/24/2010 10:18 AM, Jesse Barnes wrote:
    > > On Fri, 24 Sep 2010 06:46:45 +0800
    > > Tim Gardner<tim.gardner@canonical.com> wrote:
    > >> Its just a debug hack which I wrote (that I mentioned in the first
    > >> email) so I could figure out why the driver was complaining.
    > >
    > > Oh sorry, missed that. An upstream patch for that would be welcome as
    > > well.
    > >
    > >> I'll be back from Asia by Monday and will give these patches a try.
    > >
    > > Great, as I said you may still see spurious "over power" conditions,
    > > but that's due to a bug in the i915 driver.
    > >
    >
    > With these 3 patches applied the MCP log message noise goes away. The
    > 4th patch (also applied) is the debug patch mentioned in my first email
    > (if you're still interested in it). This is on top of Linus tree at
    > 830c55a673537ca33ef4689fb5f20c2d66d98519 (plus some Ubuntu cruft).
    >
    > The only 'intel ips' messages left in the log are these:
    >
    > intel ips 0000:00:1f.6: Warning: CPU TDP doesn't match expected value
    > (found 25, expected 35)
    > intel ips 0000:00:1f.6: PCI INT C -> GSI 18 (level, low) -> IRQ 18
    > intel ips 0000:00:1f.6: IPS driver initialized, MCP temp limit 95

    All looks good.

    Patch is a nice improvement too; please send it over to the x86
    platform driver list and cc Matthew Garrett so he can apply it.

    Thanks,
    --
    Jesse Barnes, Intel Open Source Technology Center


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