Re: [wpan v3 1/6] net: ieee802154: hwsim: Ensure proper channel selection at probe time

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Hi Stefan,

stefan@xxxxxxxxxxxxxxxxxx wrote on Tue, 25 Jan 2022 15:28:11 +0100:

> Hello.
> 
> On 25.01.22 13:14, Miquel Raynal wrote:
> > Drivers are expected to set the PHY current_channel and current_page
> > according to their default state. The hwsim driver is advertising being
> > configured on channel 13 by default but that is not reflected in its own
> > internal pib structure. In order to ensure that this driver consider the
> > current channel as being 13 internally, we at least need to set the
> > pib->channel field to 13.
> > 
> > Fixes: f25da51fdc38 ("ieee802154: hwsim: add replacement for fakelb")
> > Signed-off-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>
> > ---
> >   drivers/net/ieee802154/mac802154_hwsim.c | 1 +
> >   1 file changed, 1 insertion(+)
> > 
> > diff --git a/drivers/net/ieee802154/mac802154_hwsim.c b/drivers/net/ieee802154/mac802154_hwsim.c
> > index 8caa61ec718f..00ec188a3257 100644
> > --- a/drivers/net/ieee802154/mac802154_hwsim.c
> > +++ b/drivers/net/ieee802154/mac802154_hwsim.c
> > @@ -786,6 +786,7 @@ static int hwsim_add_one(struct genl_info *info, struct device *dev,
> >   		goto err_pib;
> >   	}  
> >   > +	pib->page = 13;  
> 
> You want to set channel not page here.

Oh crap /o\ I've messed that update badly. Of course I meant
pib->channel here, as it is in the commit log.

I'll wait for Alexander's feedback before re-spinning. Unless the rest
looks good for you both, I don't know if your policy allows you to fix
it when applying, anyhow I'll do what is necessary.

Thanks,
Miquèl



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