Re: [PATCH 1/2] mac80211: add support to configure 6GHz non-ht duplicate transmission

From: Johannes Berg <johannes@sipsolutions.net>
To: Rameshkumar Sundaram <quic_ramess@quicinc.com>
Cc: linux-wireless@vger.kernel.org, ath11k@lists.infradead.org
Subject: Re: [PATCH 1/2] mac80211: add support to configure 6GHz non-ht duplicate transmission
Date: Fri, 11 Mar 2022 12:03:24 +0100	[thread overview]
Message-ID: <a517835c51a5eaf00e87fdaaef47546f70ff0d42.camel@sipsolutions.net> (raw)
In-Reply-To: <1644914581-21682-2-git-send-email-quic_ramess@quicinc.com>

Hi,

Couple of notes below:

> @@ -704,6 +704,7 @@ struct ieee80211_bss_conf {
>  	struct cfg80211_he_bss_color he_bss_color;
>  	struct ieee80211_fils_discovery fils_discovery;
>  	u32 unsol_bcast_probe_resp_interval;
> +	bool he_6g_nonht_dup_beacon_set;

This is missing documentation.

> +	cap = cfg80211_find_ext_elem(WLAN_EID_EXT_HE_OPERATION,
> +				     params->tail, params->tail_len);
> +	if (cap && cap->datalen >= sizeof(*he_oper) + 1) {
> +		he_oper = (void *)(cap->data + 1);
> +		he_6ghz_oper = ieee80211_he_6ghz_oper(he_oper);
> +		if (he_6ghz_oper) {
> +			sdata->vif.bss_conf.he_6g_nonht_dup_beacon_set = false;
> +			if (u8_get_bits(he_6ghz_oper->control,
> +					IEEE80211_HE_6GHZ_OPER_CTRL_DUP_BEACON)) {
> +				sdata->vif.bss_conf.he_6g_nonht_dup_beacon_set = true;
> +			}

no braces needed there, and no u8_get_bits() either, you can just & ?

> +		}
> +	}

I am wondering though if this should even be detected from the HE
operation element itself, rather than from the beacon rate settings that
are separate in nl80211?

johannes

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