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

Wen Gong wgong at codeaurora.org
Thu Aug 26 03:43:02 PDT 2021


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);
	else
		chan->flags &= ~NL80211_RRF_PSD;

> 
> johannes



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