wl12xx: move ssid and ssid_len into wlvif

move ssid and ssid_len into the per-interface data, rather than
being global.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>

3 files changed, 21 insertions, 19 deletions

diff --git a/drivers/net/wireless/wl12xx/cmd.c b/drivers/net/wireless/wl12xx/cmd.c
index 096a713a8c94..1f29eab82146 100644
--- a/drivers/net/wireless/wl12xx/cmd.c
+++ b/drivers/net/wireless/wl12xx/cmd.c
@@ -576,8 +576,8 @@ int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
         cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set);
         cmd->sta.beacon_interval = cpu_to_le16(wl->beacon_int);
         cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY;
-        cmd->sta.ssid_len = wl->ssid_len;
-        memcpy(cmd->sta.ssid, wl->ssid, wl->ssid_len);
+        cmd->sta.ssid_len = wlvif->ssid_len;
+        memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len);
         memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN);
         cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set);
 
@@ -659,7 +659,7 @@ int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif)
         wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wl->role_id);
 
         /* trying to use hidden SSID with an old hostapd version */
-        if (wl->ssid_len == 0 && !bss_conf->hidden_ssid) {
+        if (wlvif->ssid_len == 0 && !bss_conf->hidden_ssid) {
                 wl1271_error("got a null SSID from beacon/bss");
                 ret = -EINVAL;
                 goto out;
@@ -693,8 +693,8 @@ int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif)
         if (!bss_conf->hidden_ssid) {
                 /* take the SSID from the beacon for backward compatibility */
                 cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC;
-                cmd->ap.ssid_len = wl->ssid_len;
-                memcpy(cmd->ap.ssid, wl->ssid, wl->ssid_len);
+                cmd->ap.ssid_len = wlvif->ssid_len;
+                memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len);
         } else {
                 cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN;
                 cmd->ap.ssid_len = bss_conf->ssid_len;
@@ -791,8 +791,8 @@ int wl12xx_cmd_role_start_ibss(struct wl1271 *wl, struct wl12xx_vif *wlvif)
         cmd->ibss.beacon_interval = cpu_to_le16(wl->beacon_int);
         cmd->ibss.dtim_interval = bss_conf->dtim_period;
         cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY;
-        cmd->ibss.ssid_len = wl->ssid_len;
-        memcpy(cmd->ibss.ssid, wl->ssid, wl->ssid_len);
+        cmd->ibss.ssid_len = wlvif->ssid_len;
+        memcpy(cmd->ibss.ssid, wlvif->ssid, wlvif->ssid_len);
         memcpy(cmd->ibss.bssid, vif->bss_conf.bssid, ETH_ALEN);
         cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set);
 
diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c
index 111a465ec541..0da9ddc8b6cf 100644
--- a/drivers/net/wireless/wl12xx/main.c
+++ b/drivers/net/wireless/wl12xx/main.c
@@ -2103,8 +2103,6 @@ deinit:
         wl1271_tx_reset(wl, reset_tx_queues);
         wl1271_power_off(wl);
 
-        memset(wl->ssid, 0, IEEE80211_MAX_SSID_LEN + 1);
-        wl->ssid_len = 0;
         wl->band = IEEE80211_BAND_2GHZ;
 
         wl->rx_counter = 0;
@@ -3078,9 +3076,10 @@ out:
         return ret;
 }
 
-static int wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *skb,
+static int wl1271_ssid_set(struct ieee80211_vif *vif, struct sk_buff *skb,
                             int offset)
 {
+        struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
         u8 ssid_len;
         const u8 *ptr = cfg80211_find_ie(WLAN_EID_SSID, skb->data + offset,
                                          skb->len - offset);
@@ -3096,8 +3095,8 @@ static int wl1271_ssid_set(struct wl1271 *wl, struct sk_buff *skb,
                 return -EINVAL;
         }
 
-        wl->ssid_len = ssid_len;
-        memcpy(wl->ssid, ptr+2, ssid_len);
+        wlvif->ssid_len = ssid_len;
+        memcpy(wlvif->ssid, ptr+2, ssid_len);
         return 0;
 }
 
@@ -3133,17 +3132,19 @@ static void wl12xx_remove_vendor_ie(struct sk_buff *skb,
 }
 
 static int wl1271_ap_set_probe_resp_tmpl(struct wl1271 *wl,
+                                         struct ieee80211_vif *vif,
                                          u8 *probe_rsp_data,
                                          size_t probe_rsp_len,
                                          u32 rates)
 {
-        struct ieee80211_bss_conf *bss_conf = &wl->vif->bss_conf;
+        struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
+        struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
         u8 probe_rsp_templ[WL1271_CMD_TEMPL_MAX_SIZE];
         int ssid_ie_offset, ie_offset, templ_len;
         const u8 *ptr;
 
         /* no need to change probe response if the SSID is set correctly */
-        if (wl->ssid_len > 0)
+        if (wlvif->ssid_len > 0)
                 return wl1271_cmd_template_set(wl,
                                                CMD_TEMPL_AP_PROBE_RESPONSE,
                                                probe_rsp_data,
@@ -3256,7 +3257,7 @@ static int wl1271_bss_beacon_info_changed(struct wl1271 *wl,
 
                 wl1271_debug(DEBUG_MASTER, "beacon updated");
 
-                ret = wl1271_ssid_set(wl, beacon, ieoffset);
+                ret = wl1271_ssid_set(vif, beacon, ieoffset);
                 if (ret < 0) {
                         dev_kfree_skb(beacon);
                         goto out;
@@ -3291,7 +3292,7 @@ static int wl1271_bss_beacon_info_changed(struct wl1271 *wl,
                 hdr->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT |
                                                  IEEE80211_STYPE_PROBE_RESP);
                 if (is_ap)
-                        ret = wl1271_ap_set_probe_resp_tmpl(wl,
+                        ret = wl1271_ap_set_probe_resp_tmpl(wl, vif,
                                                 beacon->data,
                                                 beacon->len,
                                                 min_rate);
@@ -3528,7 +3529,7 @@ sta_not_found:
                         wl->probereq = wl1271_cmd_build_ap_probe_req(wl, NULL);
                         ieoffset = offsetof(struct ieee80211_mgmt,
                                             u.probe_req.variable);
-                        wl1271_ssid_set(wl, wl->probereq, ieoffset);
+                        wl1271_ssid_set(vif, wl->probereq, ieoffset);
 
                         /* enable the connection monitoring feature */
                         ret = wl1271_acx_conn_monit_params(wl, true);
diff --git a/drivers/net/wireless/wl12xx/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h
index d84c0deee36a..539cf40be535 100644
--- a/drivers/net/wireless/wl12xx/wl12xx.h
+++ b/drivers/net/wireless/wl12xx/wl12xx.h
@@ -400,8 +400,6 @@ struct wl1271 {
         s8 hw_pg_ver;
 
         u8 mac_addr[ETH_ALEN];
-        u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
-        u8 ssid_len;
         int channel;
         u8 role_id;
         u8 dev_role_id;
@@ -630,6 +628,9 @@ struct wl12xx_vif {
         u8 bss_type;
         u8 p2p; /* we are using p2p role */
 
+        u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
+        u8 ssid_len;
+
         u32 basic_rate_set;
 
         /*