提交 91b12089 编写于 作者: M Michal Kazior 提交者: Kalle Valo

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: NMichal Kazior <michal.kazior@tieto.com>
Signed-off-by: NKalle Valo <kvalo@qca.qualcomm.com>
上级 1010ba4c
......@@ -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),
......
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