On Sun, Jul 06, 2025 at 02:32:26PM +0200, Luca Weiss wrote:
> On 06-07-2025 12:08 p.m., Dmitry Baryshkov wrote:
> > On Sun, Jul 06, 2025 at 10:31:38AM +0200, Luca Weiss wrote:
> > > On 05-07-2025 10:57 p.m., Dmitry Baryshkov wrote:
> > > > On Sat, Jun 21, 2025 at 03:19:57PM +0200, Luca Weiss wrote:
> > > > > MSM8974 requires the CX power domain, so use the msm8996_adsp_resource
> > > > > which has cx under proxy_pd_names and is otherwise equivalent.
> > > > > 
> > > > > Signed-off-by: Luca Weiss <[email protected]>
> > > > > ---
> > > > >    drivers/remoteproc/qcom_q6v5_pas.c | 2 +-
> > > > >    1 file changed, 1 insertion(+), 1 deletion(-)
> > > > 
> > > > Hmm. You are modifying the ADSP configuration in the driver, but at the
> > > > same time you've dropped CX supply from the MSS remoteproc.
> > > 
> > > The qcom_q6v5_mss driver has this support for .fallback_proxy_supply, 
> > > which
> > > are used in case the power domain is not specified.
> > > 
> > > So no driver change is necessary in the mss driver for both old and new
> > > devicetrees, but the adsp driver does not have this fallback, so that's 
> > > why
> > > the adsp config is updated.
> > > 
> > > Does that make it clear?
> > 
> > Yes. Would it make sense to implement fallback_proxy_supply for ADSP
> > too?
> 
> Definitely would be possible, but I don't see the point in doing the work to
> implement this, to then carry around a bunch of legacy compatibility code
> that (very likely) won't really be used in practice.
> I don't think any platform apart from msm8974 are going to be affected by
> this anyways.
> 
> Still same argument from my side, I think breaking compatibility here for
> this one driver outweighs the effort/code of implementing compatibility.

Ack. You have my r-b for the series anyways.

-- 
With best wishes
Dmitry

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