Re: Some SSDT tables are not loading with kernel >= 5.12

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On Tue, Jun 08, 2021 at 02:45:03PM +0300, Mika Westerberg wrote:
> Hi,
> 
> On Tue, Jun 08, 2021 at 11:50:15AM +0200, Hans de Goede wrote:
> > Hi,
> > 
> > On 6/7/21 9:18 PM, Hans de Goede wrote:
> > > Hi,
> > > 
> > > On 6/7/21 6:08 PM, Mika Westerberg wrote:
> > >> Hi,
> > >>
> > >> Tried now on ADL-P and TGL systems and the _OSC still works properly.
> > >>
> > >> Thanks Hans for fixing!
> > >>
> > >> Feel free to add my Tested-by.
> > > 
> > > Thank you for testing, unfortunately so far from the comments here:
> > > 
> > > https://bugzilla.kernel.org/show_bug.cgi?id=213023
> > > 
> > > it seems that my patch does not help resolve the issues caused
> > > by commit 719e1f561afb ("ACPI: Execute platform _OSC also with query
> > > bit clear"), where as reverting that commit does resolve them :|
> > > 
> > > Does anyone have any other ideas how to fix this ?
> > 
> > The reporter who has done the bisect has commented out the new/second
> > _OSC call and that fixes things for them. So I've written a new fix
> > (attached), note just as before this is untested ATM.
> > 
> > Mika, if you can test this one (it replaces the previous one)
> > on machines with native USB4 support to check those don't regress then
> > that would be great.
> 
> I can test it sure, but first let's try to understand what the problem is :)

FYI, I also tested your patch and it still works on my test system so if
we decided to go with that then feel free to add my Tested-by to the
patch too.



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