Re: [PATCH 0/7] Some atomisp fixes and improvements

From: Mauro Carvalho Chehab
Date: Fri Jun 26 2020 - 11:56:06 EST


Em Fri, 26 Jun 2020 17:52:16 +0200
Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> escreveu:

> Em Fri, 26 Jun 2020 18:00:21 +0300
> Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> escreveu:
>
> > On Fri, Jun 26, 2020 at 04:04:52PM +0200, Mauro Carvalho Chehab wrote:
> > > Those patches are meant to improve device detection by the atomisp driver,
> > > relying on ACPI bios when possible.
> > >
> > > It also adds a basis for using ACPI PM, but only if the DSDT tables have
> > > a description about how to turn on the resources needed by the cameras.
> > >
> > > At least on the device I'm using for tests, this is not the case.
> >
> > Is this in your experimental tree?
>
> Yes.
>
> > I'll rebase mine on top and test.
> > After I will send the rest from my series and give a tag to this.
>
> It would be helpful if you could test removing the DMI match table from
> your board. If your device has a DSDT table close to the one I have, the
> new code may be able to get everything from DSDT.

Err... I spoke too soon... looking on the logs from your 00/15, it
seems that your device's DSDT is indeed different:

[ 116.401267] ACPI: \: failed to evaluate _DSM (0x1001)

If possible, could you please send me (could be in priv) a copy of your
DSDT?

Thanks,
Mauro