wil6210: dump_station initial support

Rx stats is not calculated per STA - just give some number

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index fa713ef..495347b 100644 (file)
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -104,27 +104,21 @@ int wil_iftype_nl2wmi(enum nl80211_iftype type)
        return -EOPNOTSUPP;
 }
 
-static int wil_cfg80211_get_station(struct wiphy *wiphy,
-                                   struct net_device *ndev,
-                                   u8 *mac, struct station_info *sinfo)
+static int wil_cid_fill_sinfo(struct wil6210_priv *wil, int cid,
+                             struct station_info *sinfo)
 {
-       struct wil6210_priv *wil = wiphy_to_wil(wiphy);
-       int rc;
-
-       int cid = wil_find_cid(wil, mac);
        struct wmi_notify_req_cmd cmd = {
                .cid = cid,
                .interval_usec = 0,
        };
+       struct {
+               struct wil6210_mbox_hdr_wmi wmi;
+               struct wmi_notify_req_done_event evt;
+       } __packed reply;
+       int rc;
 
-       wil_info(wil, "%s(%pM) CID %d\n", __func__, mac, cid);
-       if (cid < 0)
-               return -ENOENT;
-
-       /* WMI_NOTIFY_REQ_DONE_EVENTID handler fills wil->stats.bf_mcs */
-       /* TODO: keep stats per CID */
        rc = wmi_call(wil, WMI_NOTIFY_REQ_CMDID, &cmd, sizeof(cmd),
-                     WMI_NOTIFY_REQ_DONE_EVENTID, NULL, 0, 20);
+                     WMI_NOTIFY_REQ_DONE_EVENTID, &reply, sizeof(reply), 20);
        if (rc)
                return rc;
 
@@ -132,7 +126,7 @@ static int wil_cfg80211_get_station(struct wiphy *wiphy,
 
        sinfo->filled |= STATION_INFO_TX_BITRATE;
        sinfo->txrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G;
-       sinfo->txrate.mcs = wil->stats.bf_mcs;
+       sinfo->txrate.mcs = le16_to_cpu(reply.evt.bf_mcs);
        sinfo->filled |= STATION_INFO_RX_BITRATE;
        sinfo->rxrate.flags = RATE_INFO_FLAGS_MCS | RATE_INFO_FLAGS_60G;
        sinfo->rxrate.mcs = wil->stats.last_mcs_rx;
@@ -142,7 +136,62 @@ static int wil_cfg80211_get_station(struct wiphy *wiphy,
                sinfo->signal = 12; /* TODO: provide real value */
        }
 
-       return 0;
+       return rc;
+}
+
+static int wil_cfg80211_get_station(struct wiphy *wiphy,
+                                   struct net_device *ndev,
+                                   u8 *mac, struct station_info *sinfo)
+{
+       struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+       int rc;
+
+       int cid = wil_find_cid(wil, mac);
+
+       wil_info(wil, "%s(%pM) CID %d\n", __func__, mac, cid);
+       if (cid < 0)
+               return -ENOENT;
+
+       rc = wil_cid_fill_sinfo(wil, cid, sinfo);
+
+       return rc;
+}
+
+/*
+ * Find @idx-th active STA for station dump.
+ */
+static int wil_find_cid_by_idx(struct wil6210_priv *wil, int idx)
+{
+       int i;
+
+       for (i = 0; i < ARRAY_SIZE(wil->sta); i++) {
+               if (wil->sta[i].status == wil_sta_unused)
+                       continue;
+               if (idx == 0)
+                       return i;
+               idx--;
+       }
+
+       return -ENOENT;
+}
+
+static int wil_cfg80211_dump_station(struct wiphy *wiphy,
+                                    struct net_device *dev, int idx,
+                                    u8 *mac, struct station_info *sinfo)
+{
+       struct wil6210_priv *wil = wiphy_to_wil(wiphy);
+       int rc;
+       int cid = wil_find_cid_by_idx(wil, idx);
+
+       if (cid < 0)
+               return -ENOENT;
+
+       memcpy(mac, wil->sta[cid].addr, ETH_ALEN);
+       wil_info(wil, "%s(%pM) CID %d\n", __func__, mac, cid);
+
+       rc = wil_cid_fill_sinfo(wil, cid, sinfo);
+
+       return rc;
 }
 
 static int wil_cfg80211_change_iface(struct wiphy *wiphy,
@@ -583,6 +632,7 @@ static struct cfg80211_ops wil_cfg80211_ops = {
        .disconnect = wil_cfg80211_disconnect,
        .change_virtual_intf = wil_cfg80211_change_iface,
        .get_station = wil_cfg80211_get_station,
+       .dump_station = wil_cfg80211_dump_station,
        .remain_on_channel = wil_remain_on_channel,
        .cancel_remain_on_channel = wil_cancel_remain_on_channel,
        .mgmt_tx = wil_cfg80211_mgmt_tx,