From: Avinash Patil <patila@xxxxxxxxxxx>
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@xxxxxxxxxxx>
Signed-off-by: Yogesh Powar <yogeshp@xxxxxxxxxxx>
Signed-off-by: Kiran Divekar <dkiran@xxxxxxxxxxx>
Signed-off-by: Bing Zhao <bzhao@xxxxxxxxxxx>
---
drivers/net/wireless/mwifiex/cfg80211.c | 5 +++
drivers/net/wireless/mwifiex/fw.h | 18 ++++++++++-
drivers/net/wireless/mwifiex/main.h | 1 +
drivers/net/wireless/mwifiex/sta_event.c | 51 +++++++++++++++++++++++++++++-
4 files changed, 73 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index 8ae9b68..e7882e5 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -1237,6 +1237,11 @@ mwifiex_cfg80211_connect(struct wiphy *wiphy, struct net_device *dev,
goto done;
}
+ if (priv->bss_mode == NL80211_IFTYPE_AP) {
+ wiphy_err(wiphy, "skip association request for AP interface\n");
+ goto done;
+ }
+
wiphy_dbg(wiphy, "info: Trying to associate to %s and bssid %pM\n",
(char *) sme->ssid, sme->bssid);
diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 07243c0..77f82fc 100644
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -117,6 +117,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
#define TLV_TYPE_POWER_GROUP (PROPRIETARY_TLV_BASE_ID + 84)
#define TLV_TYPE_UAP_RETRY_LIMIT (PROPRIETARY_TLV_BASE_ID + 93)
#define TLV_TYPE_WAPI_IE (PROPRIETARY_TLV_BASE_ID + 94)
+#define TLV_TYPE_UAP_MGMT_FRAME (PROPRIETARY_TLV_BASE_ID + 104)
#define TLV_TYPE_MGMT_IE (PROPRIETARY_TLV_BASE_ID + 105)
#define TLV_TYPE_AUTO_DS_PARAM (PROPRIETARY_TLV_BASE_ID + 113)
#define TLV_TYPE_PS_PARAM (PROPRIETARY_TLV_BASE_ID + 114)
@@ -324,15 +325,20 @@ enum ENH_PS_MODES {
#define EVENT_DATA_SNR_HIGH 0x00000027
#define EVENT_LINK_QUALITY 0x00000028
#define EVENT_PORT_RELEASE 0x0000002b
+#define EVENT_UAP_STA_DEAUTH 0x0000002c
+#define EVENT_UAP_STA_ASSOC 0x0000002d
+#define EVENT_UAP_BSS_START 0x0000002e
#define EVENT_PRE_BEACON_LOST 0x00000031
#define EVENT_ADDBA 0x00000033
#define EVENT_DELBA 0x00000034
#define EVENT_BA_STREAM_TIEMOUT 0x00000037
#define EVENT_AMSDU_AGGR_CTRL 0x00000042
+#define EVENT_UAP_BSS_IDLE 0x00000043
+#define EVENT_UAP_BSS_ACTIVE 0x00000044
#define EVENT_WEP_ICV_ERR 0x00000046
#define EVENT_HS_ACT_REQ 0x00000047
#define EVENT_BW_CHANGE 0x00000048
-
+#define EVENT_UAP_MIC_COUNTERMEASURES 0x0000004c
#define EVENT_HOSTWAKE_STAIE 0x0000004d
#define EVENT_ID_MASK 0xffff
@@ -1119,6 +1125,16 @@ struct host_cmd_tlv {
__le16 len;
} __packed;
+struct mwifiex_assoc_event {
+ u8 sta_addr[ETH_ALEN];
+ __le16 type;
+ __le16 len;
+ __le16 frame_control;
+ __le16 cap_info;
+ __le16 listen_interval;
+ u8 data[0];
+} __packed;
+
struct host_cmd_ds_sys_config {
__le16 action;
u8 tlv[0];
diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index acea8d4..b0a8338 100644
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -116,6 +116,7 @@ enum {
#define MAX_FREQUENCY_BAND_BG 2484
#define MWIFIEX_EVENT_HEADER_LEN 4
+#define MWIFIEX_UAP_EVENT_EXTRA_HEADER 2
#define MWIFIEX_TYPE_LEN 4
#define MWIFIEX_USB_TYPE_CMD 0xF00DFACE
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 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv)
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 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)
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);
--
1.7.0.2
--
To unsubscribe from this list: send the line "unsubscribe linux-wireless" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
