iwmc3200wifi: use cfg80211_roamed to send roam event

The device sends connection terminated and [re]association success
(or failure) events when roaming occours. The patch uses
cfg80211_roamed instead of cfg80211_connect_result to notify SME
for roaming.

Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

4 files changed, 23 insertions, 8 deletions

diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
index 2784b089f491..a56a2b0ac99a 100644
--- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c
+++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
@@ -673,7 +673,7 @@ static int iwm_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev,
         IWM_DBG_WEXT(iwm, DBG, "Active: %d\n", iwm->umac_profile_active);
 
         if (iwm->umac_profile_active)
-                return iwm_invalidate_mlme_profile(iwm);
+                iwm_invalidate_mlme_profile(iwm);
 
         return 0;
 }
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index a68a2aff3c1e..23b52fa2605f 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -756,6 +756,7 @@ int iwm_send_mlme_profile(struct iwm_priv *iwm)
                 return ret;
         }
 
+        set_bit(IWM_STATUS_SME_CONNECTING, &iwm->status);
         return 0;
 }
 
diff --git a/drivers/net/wireless/iwmc3200wifi/iwm.h b/drivers/net/wireless/iwmc3200wifi/iwm.h
index 7a51bc340fda..f054cc828d8d 100644
--- a/drivers/net/wireless/iwmc3200wifi/iwm.h
+++ b/drivers/net/wireless/iwmc3200wifi/iwm.h
@@ -175,7 +175,7 @@ struct iwm_key {
 #define IWM_STATUS_READY                0
 #define IWM_STATUS_SCANNING             1
 #define IWM_STATUS_SCAN_ABORTING        2
-#define IWM_STATUS_ASSOCIATING          3
+#define IWM_STATUS_SME_CONNECTING       3
 #define IWM_STATUS_ASSOCIATED           4
 
 struct iwm_tx_queue {
diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index 86079a187eef..9e6f2cd38d60 100644
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -487,8 +487,6 @@ static int iwm_mlme_assoc_start(struct iwm_priv *iwm, u8 *buf,
 
         start = (struct iwm_umac_notif_assoc_start *)buf;
 
-        set_bit(IWM_STATUS_ASSOCIATING, &iwm->status);
-
         IWM_DBG_MLME(iwm, INFO, "Association with %pM Started, reason: %d\n",
                      start->bssid, le32_to_cpu(start->roam_reason));
 
@@ -507,14 +505,23 @@ static int iwm_mlme_assoc_complete(struct iwm_priv *iwm, u8 *buf,
         IWM_DBG_MLME(iwm, INFO, "Association with %pM completed, status: %d\n",
                      complete->bssid, complete->status);
 
-        clear_bit(IWM_STATUS_ASSOCIATING, &iwm->status);
-
         switch (le32_to_cpu(complete->status)) {
         case UMAC_ASSOC_COMPLETE_SUCCESS:
                 set_bit(IWM_STATUS_ASSOCIATED, &iwm->status);
                 memcpy(iwm->bssid, complete->bssid, ETH_ALEN);
                 iwm->channel = complete->channel;
 
+                /* Internal roaming state, avoid notifying SME. */
+                if (!test_and_clear_bit(IWM_STATUS_SME_CONNECTING, &iwm->status)
+                    && iwm->conf.mode == UMAC_MODE_BSS) {
+                        cfg80211_roamed(iwm_to_ndev(iwm),
+                                        complete->bssid,
+                                        iwm->req_ie, iwm->req_ie_len,
+                                        iwm->resp_ie, iwm->resp_ie_len,
+                                        GFP_KERNEL);
+                        break;
+                }
+
                 iwm_link_on(iwm);
 
                 if (iwm->conf.mode == UMAC_MODE_IBSS)
@@ -531,6 +538,11 @@ static int iwm_mlme_assoc_complete(struct iwm_priv *iwm, u8 *buf,
                 memset(iwm->bssid, 0, ETH_ALEN);
                 iwm->channel = 0;
 
+                /* Internal roaming state, avoid notifying SME. */
+                if (!test_and_clear_bit(IWM_STATUS_SME_CONNECTING, &iwm->status)
+                    && iwm->conf.mode == UMAC_MODE_BSS)
+                        break;
+
                 iwm_link_off(iwm);
 
                 if (iwm->conf.mode == UMAC_MODE_IBSS)
@@ -540,6 +552,7 @@ static int iwm_mlme_assoc_complete(struct iwm_priv *iwm, u8 *buf,
                                         NULL, 0, NULL, 0,
                                         WLAN_STATUS_UNSPECIFIED_FAILURE,
                                         GFP_KERNEL);
+                break;
         default:
                 break;
         }
@@ -562,7 +575,7 @@ static int iwm_mlme_profile_invalidate(struct iwm_priv *iwm, u8 *buf,
         IWM_DBG_MLME(iwm, INFO, "Profile Invalidated. Reason: %d\n",
                      le32_to_cpu(invalid->reason));
 
-        clear_bit(IWM_STATUS_ASSOCIATING, &iwm->status);
+        clear_bit(IWM_STATUS_SME_CONNECTING, &iwm->status);
         clear_bit(IWM_STATUS_ASSOCIATED, &iwm->status);
 
         iwm->umac_profile_active = 0;
@@ -813,7 +826,8 @@ static int iwm_mlme_mgt_frame(struct iwm_priv *iwm, u8 *buf,
                 iwm->resp_ie = kmemdup(mgt->u.reassoc_resp.variable,
                                        iwm->resp_ie_len, GFP_KERNEL);
         } else {
-                IWM_ERR(iwm, "Unsupported management frame");
+                IWM_ERR(iwm, "Unsupported management frame: 0x%x",
+                        cpu_to_le16(mgt->frame_control));
                 return 0;
         }