Displaying 4 results from an estimated 4 matches for "acpi_db_parse".
2019 Oct 01
2
[RFC PATCH] pci: prevent putting pcie devices into lower device states on certain intel bridges
...bug. And it never caused any issues on any of the older laptops (or
newest one for that matter).
> If we execute this _DSM as part of power management, and the _DSM
> doesn't work right, it would be no surprise that we have problems.
>
> Maybe we could learn something by turning on ACPI_DB_PARSE output (see
> Documentation/firmware-guide/acpi/debug.rst).
>
> You must have an acpidump already from all your investigation. Can
> you put it somewhere, e.g., bugzilla.kernel.org, and include a URL?
Will do so later, right now I am traveling to XDC and will have more
time for that t...
2019 Oct 01
0
[RFC PATCH] pci: prevent putting pcie devices into lower device states on certain intel bridges
...fix anything or prevent
execution of the method, so I have no idea what happens when we
actually execute the _DSM.
If we execute this _DSM as part of power management, and the _DSM
doesn't work right, it would be no surprise that we have problems.
Maybe we could learn something by turning on ACPI_DB_PARSE output (see
Documentation/firmware-guide/acpi/debug.rst).
You must have an acpidump already from all your investigation. Can
you put it somewhere, e.g., bugzilla.kernel.org, and include a URL?
2019 Oct 01
0
[RFC PATCH] pci: prevent putting pcie devices into lower device states on certain intel bridges
...we need to add
a workaround since the problem is so prevalent in the field?
> > If we execute this _DSM as part of power management, and the _DSM
> > doesn't work right, it would be no surprise that we have problems.
> >
> > Maybe we could learn something by turning on ACPI_DB_PARSE output (see
> > Documentation/firmware-guide/acpi/debug.rst).
> >
> > You must have an acpidump already from all your investigation. Can
> > you put it somewhere, e.g., bugzilla.kernel.org, and include a URL?
>
> Will do so later, right now I am traveling to XDC and...
2019 Sep 30
4
[RFC PATCH] pci: prevent putting pcie devices into lower device states on certain intel bridges
On Mon, Sep 30, 2019 at 6:30 PM Mika Westerberg
<mika.westerberg at linux.intel.com> wrote:
>
> On Mon, Sep 30, 2019 at 06:05:14PM +0200, Karol Herbst wrote:
> > still happens with your patch applied. The machine simply gets shut down.
> >
> > dmesg can be found here:
> >