mwifiex: dump station support in uap mode

This patch extend cfg80211 dump_station handler, support for
dump stations associated to mwifiex micro AP.

Signed-off-by: Xinming Hu <huxm@marvell.com>
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index ddeb919..5274502 100644 (file)
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1229,6 +1229,7 @@ mwifiex_parse_htinfo(struct mwifiex_private *priv, u8 tx_htinfo,
  */
 static int
 mwifiex_dump_station_info(struct mwifiex_private *priv,
+                         struct mwifiex_sta_node *node,
                          struct station_info *sinfo)
 {
        u32 rate;
@@ -1238,6 +1239,30 @@ mwifiex_dump_station_info(struct mwifiex_private *priv,
                        BIT(NL80211_STA_INFO_TX_BITRATE) |
                        BIT(NL80211_STA_INFO_SIGNAL) | BIT(NL80211_STA_INFO_SIGNAL_AVG);
 
+       if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
+               if (!node)
+                       return -ENOENT;
+
+               sinfo->filled |= BIT(NL80211_STA_INFO_INACTIVE_TIME) |
+                               BIT(NL80211_STA_INFO_TX_FAILED);
+               sinfo->inactive_time =
+                       jiffies_to_msecs(jiffies - node->stats.last_rx);
+
+               sinfo->signal = node->stats.rssi;
+               sinfo->signal_avg = node->stats.rssi;
+               sinfo->rx_bytes = node->stats.rx_bytes;
+               sinfo->tx_bytes = node->stats.tx_bytes;
+               sinfo->rx_packets = node->stats.rx_packets;
+               sinfo->tx_packets = node->stats.tx_packets;
+               sinfo->tx_failed = node->stats.tx_failed;
+
+               mwifiex_parse_htinfo(priv, node->stats.last_tx_htinfo,
+                                    &sinfo->txrate);
+               sinfo->txrate.legacy = node->stats.last_tx_rate * 5;
+
+               return 0;
+       }
+
        /* Get signal information from the firmware */
        if (mwifiex_send_cmd(priv, HostCmd_CMD_RSSI_INFO,
                             HostCmd_ACT_GEN_GET, 0, NULL, true)) {
@@ -1304,7 +1329,7 @@ mwifiex_cfg80211_get_station(struct wiphy *wiphy, struct net_device *dev,
        if (memcmp(mac, priv->cfg_bssid, ETH_ALEN))
                return -ENOENT;
 
-       return mwifiex_dump_station_info(priv, sinfo);
+       return mwifiex_dump_station_info(priv, NULL, sinfo);
 }
 
 /*
@@ -1315,13 +1340,29 @@ mwifiex_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *dev,
                              int idx, u8 *mac, struct station_info *sinfo)
 {
        struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
+       static struct mwifiex_sta_node *node;
 
-       if (!priv->media_connected || idx)
-               return -ENOENT;
+       if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
+           priv->media_connected && idx == 0) {
+               ether_addr_copy(mac, priv->cfg_bssid);
+               return mwifiex_dump_station_info(priv, NULL, sinfo);
+       } else if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
+               mwifiex_send_cmd(priv, HOST_CMD_APCMD_STA_LIST,
+                                HostCmd_ACT_GEN_GET, 0, NULL, true);
+
+               if (node && (&node->list == &priv->sta_list)) {
+                       node = NULL;
+                       return -ENOENT;
+               }
 
-       memcpy(mac, priv->cfg_bssid, ETH_ALEN);
+               node = list_prepare_entry(node, &priv->sta_list, list);
+               list_for_each_entry_continue(node, &priv->sta_list, list) {
+                       ether_addr_copy(mac, node->mac_addr);
+                       return mwifiex_dump_station_info(priv, node, sinfo);
+               }
+       }
 
-       return mwifiex_dump_station_info(priv, sinfo);
+       return -ENOENT;
 }
 
 static int