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rsi: handle station disconnection in AP mode

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When sta_remove of mac80211 is called, driver iterates through
list of existing stations to get the station id. Then peer notify
is prepared and send to firmare.

Signed-off-by: Prameela Rani Garnepudi <prameela.j04cs@gmail.com>
Signed-off-by: Amitkumar Karwar <amit.karwar@redpinesignals.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Prameela Rani Garnepudi 2017-08-16 18:43:13 +05:30 committed by Kalle Valo
parent 3528608f3a
commit 571b050b42
1 changed files with 45 additions and 11 deletions
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56
drivers/net/wireless/rsi/rsi_91x_mac80211.c
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@ -1254,21 +1254,55 @@ static int rsi_mac80211_sta_remove(struct ieee80211_hw *hw,
{ {
struct rsi_hw *adapter = hw->priv; struct rsi_hw *adapter = hw->priv;
struct rsi_common *common = adapter->priv; struct rsi_common *common = adapter->priv;
struct ieee80211_bss_conf *bss = &vif->bss_conf;
struct rsi_sta *rsta;
rsi_dbg(INFO_ZONE, "Station Remove: %pM\n", sta->addr);
mutex_lock(&common->mutex); mutex_lock(&common->mutex);
/* Resetting all the fields to default values */ if (vif->type == NL80211_IFTYPE_AP) {
common->bitrate_mask[NL80211_BAND_2GHZ] = 0; u8 sta_idx, cnt;
common->bitrate_mask[NL80211_BAND_5GHZ] = 0;
common->min_rate = 0xffff;
common->vif_info[0].is_ht = false;
common->vif_info[0].sgi = false;
common->vif_info[0].seq_start = 0;
common->secinfo.ptk_cipher = 0;
common->secinfo.gtk_cipher = 0;
rsi_send_rx_filter_frame(common, 0); /* Send peer notify to device */
rsi_dbg(INFO_ZONE, "Indicate bss status to device\n");
for (sta_idx = 0; sta_idx < common->max_stations; sta_idx++) {
rsta = &common->stations[sta_idx];
if (!rsta->sta)
continue;
if (!memcmp(rsta->sta->addr, sta->addr, ETH_ALEN)) {
rsi_inform_bss_status(common, AP_OPMODE, 0,
sta->addr, sta->wme,
sta->aid, sta, sta_idx);
rsta->sta = NULL;
rsta->sta_id = -1;
for (cnt = 0; cnt < IEEE80211_NUM_TIDS; cnt++)
rsta->start_tx_aggr[cnt] = false;
if (common->num_stations > 0)
common->num_stations--;
break;
}
}
if (sta_idx >= common->max_stations)
rsi_dbg(ERR_ZONE, "%s: No station found\n", __func__);
}
if (vif->type == NL80211_IFTYPE_STATION) {
/* Resetting all the fields to default values */
memcpy((u8 *)bss->bssid, (u8 *)sta->addr, ETH_ALEN);
bss->qos = sta->wme;
common->bitrate_mask[NL80211_BAND_2GHZ] = 0;
common->bitrate_mask[NL80211_BAND_5GHZ] = 0;
common->min_rate = 0xffff;
common->vif_info[0].is_ht = false;
common->vif_info[0].sgi = false;
common->vif_info[0].seq_start = 0;
common->secinfo.ptk_cipher = 0;
common->secinfo.gtk_cipher = 0;
if (!common->iface_down)
rsi_send_rx_filter_frame(common, 0);
}
mutex_unlock(&common->mutex); mutex_unlock(&common->mutex);
return 0; return 0;