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Commit 91b12089 authored by Michal Kazior's avatar Michal Kazior Committed by Kalle Valo
Browse files

ath10k: improve 11b coex 



Some firmware revisions need peer phymode to be
specified as MODE_11B when associating as station
to a 11b AP. Otherwise they can starve other
stations.

Signed-off-by: default avatarMichal Kazior <michal.kazior@tieto.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent 1010ba4c

drivers/net/wireless/ath/ath10k/mac.c

+12 −1
Original line number Diff line number Diff line
@@ -1416,6 +1416,12 @@ static void ath10k_peer_assoc_h_qos(struct ath10k *ar, 
	}

}



static bool ath10k_mac_sta_has_11g_rates(struct ieee80211_sta *sta)

{

	/* First 4 rates in ath10k_rates are CCK (11b) rates. */

	return sta->supp_rates[IEEE80211_BAND_2GHZ] >> 4;

}



static void ath10k_peer_assoc_h_phymode(struct ath10k *ar,

					struct ieee80211_vif *vif,

					struct ieee80211_sta *sta,
@@ -1430,8 +1436,10 @@ static void ath10k_peer_assoc_h_phymode(struct ath10k *ar, 
				phymode = MODE_11NG_HT40;

			else

				phymode = MODE_11NG_HT20;

		} else {

		} else if (ath10k_mac_sta_has_11g_rates(sta)) {

			phymode = MODE_11G;

		} else {

			phymode = MODE_11B;

		}



		break;
@@ -4724,6 +4732,9 @@ static const struct ieee80211_channel ath10k_5ghz_channels[] = { 
	CHAN5G(165, 5825, 0),

};



/* Note: Be careful if you re-order these. There is code which depends on this

 * ordering.

 */

static struct ieee80211_rate ath10k_rates[] = {

	/* CCK */

	RATETAB_ENT(10,  0x82, 0),