Re: [PATCH AUTOSEL 4.14 08/10] MIPS: Alchemy: fix dbdma2
From: Pavel Machek
Date: Sun Jun 18 2023 - 04:56:14 EST
On Sun 2023-06-18 07:43:10, Manuel Lauss wrote:
> On Fri, Jun 16, 2023 at 9:33 PM Pavel Machek <pavel@xxxxxxx> wrote:
>
> > Hi!
> >
> > > From: Manuel Lauss <manuel.lauss@xxxxxxxxx>
> > >
> > > [ Upstream commit 2d645604f69f3a772d58ead702f9a8e84ab2b342 ]
> > >
> > > Various fixes for the Au1200/Au1550/Au1300 DBDMA2 code:
> > >
> > > - skip cache invalidation if chip has working coherency circuitry.
> > > - invalidate KSEG0-portion of the (physical) data address.
> > > - force the dma channel doorbell write out to bus immediately with
> > > a sync.
> > >
> > > Signed-off-by: Thomas Bogendoerfer <tsbogend@xxxxxxxxxxxxxxxx>
> > > Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
> >
> > I believe author's signoff is missing here.
> >
>
> As the author, I say this patch should not be applied to 4.xx at all. Same
> for my other 2 MIPS patches.
Thanks for info, where is the threshold, do we need them for 5.10?
Sasha, please drop.
Best regards,
Pavel
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