[PATCH 2/2] arm64: dts: juno: Enable more SMMUs

[Naresh Kamboju]

Hi Sudeep,

On Mon, 14 Feb 2022 at 20:41, Naresh Kamboju <naresh.kamboju at linaro.org> wrote:
>
> On Mon, 14 Feb 2022 at 19:43, Sudeep Holla <sudeep.holla at arm.com> wrote:
> >
> > On Mon, Feb 14, 2022 at 07:36:00PM +0530, Naresh Kamboju wrote:
> > > Hi Robin,
> > >
> > > Since we did not get a reply on this email thread.
> > > and those intermittent failures are causing a lot of noise in reports summary.
> > > We will wait one more week and stop running 64k page size testing on
> > > Juno-r2 devices.
> > >
> > > > > > diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi
> > > > > > index 8e7a66943b01..d3148730e951 100644
> > > > > > --- a/arch/arm64/boot/dts/arm/juno-base.dtsi
> > > > > > +++ b/arch/arm64/boot/dts/arm/juno-base.dtsi
> > > > > > @@ -545,8 +545,7 @@ pcie_ctlr: pcie at 40000000 {
> > > > > >                           <0x02000000 0x00 0x50000000 0x00 0x50000000 0x0 0x08000000>,
> > > > > >                           <0x42000000 0x40 0x00000000 0x40 0x00000000 0x1 0x00000000>;
> > > > > >                  /* Standard AXI Translation entries as programmed by EDK2 */
> > > > > > -               dma-ranges = <0x02000000 0x0 0x2c1c0000 0x0 0x2c1c0000 0x0 0x00040000>,
> > > > > > -                            <0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x80000000>,
> > > > > > +               dma-ranges = <0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x80000000>,
> > > > > >                               <0x43000000 0x8 0x00000000 0x8 0x00000000 0x2 0x00000000>;
> > > > > >                  #interrupt-cells = <1>;
> > > > > >                  interrupt-map-mask = <0 0 0 7>;
> > > > > >
> > >
> > > Reference email thread,
> > > https://lore.kernel.org/stable/0a1d437d-9ea0-de83-3c19-e07f560ad37c@arm.com/
> > >
> >
> > I was about to tag the fix for this and was just reading this thread. I will
> > send the pull request soon. Sorry for the delay, it is in next for some time
> > now. Are you seeing the issue even in linux-next ?

I have tested Linux next arm64 64k page size builds on Juno-r2 and confirm that
the reported issue is fixed now.

Tested-by: Linux Kernel Functional Testing <lkft at linaro.org>

- Naresh Kamboju

--
Linaro LKFT
https://lkft.linaro.org