Re: Re: [PATCH v17 05/35] virt: gunyah: Add hypervisor driver

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On Fri, Feb 23, 2024 at 10:10:47PM +0100, Konrad Dybcio wrote:
> On 23.02.2024 00:16, Elliot Berman wrote:
> > Add driver to detect when running under Gunyah. It performs basic
> > identification hypercall and populates the platform bus for resource
> > manager to probe.
> > 
> > Signed-off-by: Elliot Berman <quic_eberman@xxxxxxxxxxx>
> > ---
> 
> [...]
> 
> > +
> > +	/* Might move this out to individual drivers if there's ever an API version bump */
> > +	if (gunyah_api_version(&gunyah_api) != GUNYAH_API_V1) {
> > +		pr_info("Unsupported Gunyah version: %u\n",
> > +			gunyah_api_version(&gunyah_api));
> 
> Weird for this not to be an error, but it's probably not worth resending
> over if it's the only thing

It is an error, but maybe I misunderstood:

> > +	/* Might move this out to individual drivers if there's ever an API version bump */
> > +	if (gunyah_api_version(&gunyah_api) != GUNYAH_API_V1) {
> > +		pr_info("Unsupported Gunyah version: %u\n",
> > +			gunyah_api_version(&gunyah_api));
> > +		return -ENODEV;
> > +	}





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