Re: [PATCH 3/3] firmware: stratix10-svc: Add of_platform_default_populate()

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Hi Yilun,
Thanks for reviewing the patch.

On Sun, 26 Jan 2025 16:28:55 +0800, Xu Yilun wrote:
> > Add of_platform_default_populate() to stratix10-svc driver as the
> > firmware/svc node was moved out of soc.
> > This fixes the failed probing of child drivers of svc node.
> >
> > Fixes: 23c3ebed382a ("arm64: dts: socfpga: agilex: move firmware out
> > of soc node")

> > +	ret = of_platform_default_populate(dev_of_node(dev), NULL, dev);
> > +	if (ret < 0) {
> 
> 	if (ret)  is just fine.

ok ,I will make the change.

> 
> > +		of_platform_depopulate(dev);
> > +		goto err_unregister_fcs_dev;
> 
> You wanna destroy everything even if some child drivers work?

Currently, there is no requirement to retain the driver if a child component fails.
we will handle it if it is needed in the future.

> And do we need to do depopulation on driver remove?

I think yes , I have missed this. I will add depopulate in the remove callback().

> I'm actually a little confused how to handle populate() fail and depopulate().

I think this was a mistake on my side. I will make the change in next revision.

Best Regards,
Mahesh Rao




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