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Re: [PATCH v2 5/8] cfg80211: save power spectral density(psd) of regulatory rule

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On 2021-08-26 18:56, Johannes Berg wrote:
On Thu, 2021-08-26 at 18:43 +0800, Wen Gong wrote:
On 2021-08-26 16:25, Johannes Berg wrote:
> I was going to apply this and patch 4 squashed, saying:
>
>
>     cfg80211: regulatory: handle 6 GHz power spectral density (PSD)
>
>     6 GHz regulatory domains introduce power spectral density (PSD).
>     Allow wiphy-specific regulatory rules to specify these values.
>
> but ...
> >
> > +		if (chan->flags & IEEE80211_CHAN_PSD)
> > +			chan->psd = min_t(s8, rrule1->psd, rrule1->psd);
> > +
>
> This is obviously wrong?
Yes it should change like this:

	if ((rrule1->flags & NL80211_RRF_PSD) && (rrule1->flags &
NL80211_RRF_PSD))
		chan->psd = min_t(s8, rrule1->psd, rrule1->psd);

One of those still should be rrule2 :)

yes
if ((rrule1->flags & NL80211_RRF_PSD) && (rrule2->flags & NL80211_RRF_PSD))
        chan->psd = min_t(s8, rrule1->psd, rrule2->psd);
    else
        chan->flags &= ~NL80211_RRF_PSD;
johannes



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