mwifiex: add AP event handling framework
Added logic to handle AP event that are generated
by the firmware. As MLME/SME is implemented in the
firmware, events such as station association and
deauthentication, must be sent to userspace (hostapd)
for creating and deleting station database.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Yogesh Powar <yogeshp@marvell.com>
Signed-off-by: Kiran Divekar <dkiran@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index f6bbb93..4ace5a3 100644
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -184,8 +184,10 @@
int mwifiex_process_sta_event(struct mwifiex_private *priv)
{
struct mwifiex_adapter *adapter = priv->adapter;
- int ret = 0;
+ int len, ret = 0;
u32 eventcause = adapter->event_cause;
+ struct station_info sinfo;
+ struct mwifiex_assoc_event *event;
switch (eventcause) {
case EVENT_DUMMY_HOST_WAKEUP_SIGNAL:
@@ -402,6 +404,53 @@
case EVENT_HOSTWAKE_STAIE:
dev_dbg(adapter->dev, "event: HOSTWAKE_STAIE %d\n", eventcause);
break;
+
+ case EVENT_UAP_STA_ASSOC:
+ skb_pull(adapter->event_skb, MWIFIEX_UAP_EVENT_EXTRA_HEADER);
+ memset(&sinfo, 0, sizeof(sinfo));
+ event = (struct mwifiex_assoc_event *)adapter->event_skb->data;
+ if (le16_to_cpu(event->type) == TLV_TYPE_UAP_MGMT_FRAME) {
+ len = -1;
+
+ if (ieee80211_is_assoc_req(event->frame_control))
+ len = 0;
+ else if (ieee80211_is_reassoc_req(event->frame_control))
+ /* There will be ETH_ALEN bytes of
+ * current_ap_addr before the re-assoc ies.
+ */
+ len = ETH_ALEN;
+
+ if (len != -1) {
+ sinfo.filled = STATION_INFO_ASSOC_REQ_IES;
+ sinfo.assoc_req_ies = (u8 *)&event->data[len];
+ len = (u8 *)sinfo.assoc_req_ies -
+ (u8 *)&event->frame_control;
+ sinfo.assoc_req_ies_len =
+ le16_to_cpu(event->len) - (u16)len;
+ }
+ }
+ cfg80211_new_sta(priv->netdev, event->sta_addr, &sinfo,
+ GFP_KERNEL);
+ break;
+ case EVENT_UAP_STA_DEAUTH:
+ skb_pull(adapter->event_skb, MWIFIEX_UAP_EVENT_EXTRA_HEADER);
+ cfg80211_del_sta(priv->netdev, adapter->event_skb->data,
+ GFP_KERNEL);
+ break;
+ case EVENT_UAP_BSS_IDLE:
+ priv->media_connected = false;
+ break;
+ case EVENT_UAP_BSS_ACTIVE:
+ priv->media_connected = true;
+ break;
+ case EVENT_UAP_BSS_START:
+ dev_dbg(adapter->dev, "AP EVENT: event id: %#x\n", eventcause);
+ memcpy(priv->netdev->dev_addr, adapter->event_body+2, ETH_ALEN);
+ break;
+ case EVENT_UAP_MIC_COUNTERMEASURES:
+ /* For future development */
+ dev_dbg(adapter->dev, "AP EVENT: event id: %#x\n", eventcause);
+ break;
default:
dev_dbg(adapter->dev, "event: unknown event id: %#x\n",
eventcause);