Hi,
something to clarify about mac80211 behaviour:
greearb@xxxxxxxxxxxxxxx writes:
> This lets the mac80211 stack use the proper ht-caps when
> negotiating with the peer. Note that all vdevs are guaranteed
> to be down when antenna changes, so we can set the ht_caps
> without worrying about messing up existing stations.
[...]
> @@ -2537,6 +2560,17 @@ static int __ath10k_set_antenna(struct ath10k *ar, u32 tx_ant, u32 rx_ant)
> ar->cfg_tx_chainmask = tx_ant;
> ar->cfg_rx_chainmask = rx_ant;
>
> + ht_cap = ath10k_get_ht_cap(ar, true);
> + vht_cap = ath10k_create_vht_cap(ar, true);
> +
> + if (ar->phy_capability & WHAL_WLAN_11G_CAPABILITY)
> + ar->mac.sbands[IEEE80211_BAND_2GHZ].ht_cap = ht_cap;
> +
> + if (ar->phy_capability & WHAL_WLAN_11A_CAPABILITY) {
> + ar->mac.sbands[IEEE80211_BAND_5GHZ].ht_cap = ht_cap;
> + ar->mac.sbands[IEEE80211_BAND_5GHZ].vht_cap = vht_cap;
> + }
So this modifies stryct wiphy::bands after we have called
ieee80211_register_hw(). Is this something which both cfg80211 and
mac80211 support? I didn't find the documentation mentioning anything
about this so I got a bit worried.
--
Kalle Valo
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