Re: [PATCH v7 6/9] interconnect: qcom: rpm: Handle interface clocks

From: Dmitry Baryshkov
Date: Sat Mar 11 2023 - 08:32:22 EST


On Sat, 11 Mar 2023 at 14:11, Bryan O'Donoghue
<bryan.odonoghue@xxxxxxxxxx> wrote:
>
> On 11/03/2023 00:54, Konrad Dybcio wrote:
> >> - Update the commit log and potentially the structure comments
> > I'm probably just very biased because I authored these commits, but I can't
> > see which part is not clear.. Could I (and this is not passive-aggressive or
> > anything) ask for a pointer there?
> >
>
> I mean to say "non scaling clocks" isn't an indicator IMO of the fact
> that these are QoS node specific clocks.
>
> Right now the interconnect model is predicated on bus and bus_a but,
> you've found that on some SoCs we have node-specific clocks too.
>
> :g/non\ scaling/s//non-scaling\ node-specific/g
>
> would do or "QoS node-specific" the fact the clocks don't scale is
> incidental the dependency though is that IMO at least these are
> additional node-specific clocks we need to enable.

This looks somewhat close to what we have observed in the patches for
ipq9574 platform. It doesn't have a scaling interconnect (in other
words, no bus clocks), but some devices have clocks driving the NIU
(Network Interface Units) which connect the device to NoC.

>
> ---
> bod




--
With best wishes
Dmitry