On Mon, Oct 14, 2024 at 09:40:13AM +0200, Krzysztof Kozlowski wrote:
> On Sat, Oct 12, 2024 at 01:59:30AM +0530, Akhil P Oommen wrote:
> > Update GPU node to include acd level values.
> >
> > Signed-off-by: Akhil P Oommen <quic_akhilpo@xxxxxxxxxxx>
> > ---
> > arch/arm64/boot/dts/qcom/x1e80100.dtsi | 11 ++++++++++-
> > 1 file changed, 10 insertions(+), 1 deletion(-)
> >
> > diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> > index a36076e3c56b..e6c500480eb1 100644
> > --- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> > +++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
> > @@ -3323,60 +3323,69 @@ zap-shader {
> > };
> >
> > gpu_opp_table: opp-table {
> > - compatible = "operating-points-v2";
> > + compatible = "operating-points-v2-adreno";
>
> This nicely breaks all existing users of this DTS. Sorry, no. We are way
> past initial bringup/development. One year past.
It is not obvious to me how it breaks backward compatibility. Could you
please elaborate a bit? I am aware that drivers should be backward
compatible with DT, but not the other way. Are we talking about kernels other
than Linux?
Also, does including "operating-points-v2" too here help?
-Akhil.
>
> Best regards,
> Krzysztof
>
