Re: [PATCH] arm64: dts: qcom: qcs8300: add the pcie smmu node

From: Dmitry Baryshkov
Date: Wed Mar 12 2025 - 04:44:42 EST


On Wed, Mar 12, 2025 at 12:41:38PM +0530, Pratyush Brahma wrote:
>
> On 3/12/2025 12:23 PM, Dmitry Baryshkov wrote:
> > On Thu, Feb 06, 2025 at 07:13:17PM +0530, Pratyush Brahma wrote:
> > > Add the PCIe SMMU node to enable address translations
> > > for pcie.
> > >
> > > Signed-off-by: Pratyush Brahma <quic_pbrahma@xxxxxxxxxxx>
> > > ---
> > > arch/arm64/boot/dts/qcom/qcs8300.dtsi | 75 +++++++++++++++++++++++++++++++++++
> > > 1 file changed, 75 insertions(+)
> > >
> > Reviewed-by: Dmitry Baryshkov <lumag@xxxxxxxxxx>
> >
> > Though I see a little benefit in having this SMMU node if it is not
> > followed by the PCIe enablement.
>
> Thanks for the review!
>
> PCIe enablement changes for qcs8300 have been posted already [1] and [1]
> needs
> this patch as mentioned in [2].

Ack. In future please consider posting series in a logical way: if PCIe
SMMU is only useful for PCIe and it is required for PCIe to work it
makes much more sense to have it as a part of the PCIe enablement series
rather than having it as a separate patch which can easily get lost.

>
> [1] https://lore.kernel.org/lkml/20250310063103.3924525-8-quic_ziyuzhan@xxxxxxxxxxx
> [2] https://lore.kernel.org/lkml/20250310063103.3924525-1-quic_ziyuzhan@xxxxxxxxxxx
>
> --
> Thanks and Regards
> Pratyush Brahma
>

--
With best wishes
Dmitry