mwifiex: handle multichannel event

This patch adds support to handle multichannel event from FW.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h
index 976b585..98269bf 100644 (file)
--- a/drivers/net/wireless/mwifiex/fw.h
+++ b/drivers/net/wireless/mwifiex/fw.h
@@ -172,6 +172,7 @@ enum MWIFIEX_802_11_PRIVACY_FILTER {
 #define TLV_TYPE_TX_PAUSE           (PROPRIETARY_TLV_BASE_ID + 148)
 #define TLV_TYPE_COALESCE_RULE      (PROPRIETARY_TLV_BASE_ID + 154)
 #define TLV_TYPE_KEY_PARAM_V2       (PROPRIETARY_TLV_BASE_ID + 156)
+#define TLV_TYPE_MULTI_CHAN_INFO    (PROPRIETARY_TLV_BASE_ID + 183)
 #define TLV_TYPE_TDLS_IDLE_TIMEOUT  (PROPRIETARY_TLV_BASE_ID + 194)
 #define TLV_TYPE_SCAN_CHANNEL_GAP   (PROPRIETARY_TLV_BASE_ID + 197)
 #define TLV_TYPE_API_REV            (PROPRIETARY_TLV_BASE_ID + 199)
@@ -516,6 +517,7 @@ enum P2P_MODES {
 #define EVENT_TX_DATA_PAUSE             0x00000055
 #define EVENT_EXT_SCAN_REPORT           0x00000058
 #define EVENT_REMAIN_ON_CHAN_EXPIRED    0x0000005f
+#define EVENT_MULTI_CHAN_INFO           0x0000006a
 #define EVENT_TX_STATUS_REPORT         0x00000074
 #define EVENT_BT_COEX_WLAN_PARA_CHANGE 0X00000076
 
@@ -1970,6 +1972,12 @@ struct mwifiex_radar_det_event {
        __le32 passed;
 } __packed;
 
+struct mwifiex_ie_types_multi_chan_info {
+       struct mwifiex_ie_types_header header;
+       __le16 status;
+       u8 tlv_buffer[0];
+} __packed;
+
 struct meas_rpt_map {
        u8 rssi:3;
        u8 unmeasured:1;

diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h
index f3264f2..face747 100644 (file)
--- a/drivers/net/wireless/mwifiex/main.h
+++ b/drivers/net/wireless/mwifiex/main.h
@@ -1557,6 +1557,8 @@ void mwifiex_11n_delba(struct mwifiex_private *priv, int tid);
 int mwifiex_send_domain_info_cmd_fw(struct wiphy *wiphy);
 void mwifiex_process_tx_pause_event(struct mwifiex_private *priv,
                                    struct sk_buff *event);
+void mwifiex_process_multi_chan_event(struct mwifiex_private *priv,
+                                     struct sk_buff *event_skb);
 
 #ifdef CONFIG_DEBUG_FS
 void mwifiex_debugfs_init(void);

diff --git a/drivers/net/wireless/mwifiex/sta_event.c b/drivers/net/wireless/mwifiex/sta_event.c
index a2777d1..3d18c58 100644 (file)
--- a/drivers/net/wireless/mwifiex/sta_event.c
+++ b/drivers/net/wireless/mwifiex/sta_event.c
@@ -309,6 +309,31 @@ static void mwifiex_process_sta_tx_pause(struct mwifiex_private *priv,
        }
 }
 
+void mwifiex_process_multi_chan_event(struct mwifiex_private *priv,
+                                     struct sk_buff *event_skb)
+{
+       struct mwifiex_ie_types_multi_chan_info *chan_info;
+       u16 status;
+
+       chan_info = (void *)event_skb->data + sizeof(u32);
+
+       if (le16_to_cpu(chan_info->header.type) != TLV_TYPE_MULTI_CHAN_INFO) {
+               mwifiex_dbg(priv->adapter, ERROR,
+                           "unknown TLV in chan_info event\n");
+               return;
+       }
+
+       status = le16_to_cpu(chan_info->status);
+
+       if (status) {
+               mwifiex_dbg(priv->adapter, EVENT,
+                           "multi-channel operation started\n");
+       } else {
+               mwifiex_dbg(priv->adapter, EVENT,
+                           "multi-channel operation over\n");
+       }
+}
+
 void mwifiex_process_tx_pause_event(struct mwifiex_private *priv,
                                    struct sk_buff *event_skb)
 {
@@ -748,6 +773,11 @@ int mwifiex_process_sta_event(struct mwifiex_private *priv)
                mwifiex_process_tx_pause_event(priv, adapter->event_skb);
                break;
 
+       case EVENT_MULTI_CHAN_INFO:
+               mwifiex_dbg(adapter, EVENT, "event: multi-chan info\n");
+               mwifiex_process_multi_chan_event(priv, adapter->event_skb);
+               break;
+
        case EVENT_TX_STATUS_REPORT:
                mwifiex_dbg(adapter, EVENT, "event: TX_STATUS Report\n");
                mwifiex_parse_tx_status_event(priv, adapter->event_body);

diff --git a/drivers/net/wireless/mwifiex/uap_event.c b/drivers/net/wireless/mwifiex/uap_event.c
index a9d34c6..492a8b3 100644 (file)
--- a/drivers/net/wireless/mwifiex/uap_event.c
+++ b/drivers/net/wireless/mwifiex/uap_event.c
@@ -304,6 +304,12 @@ int mwifiex_process_uap_event(struct mwifiex_private *priv)
                mwifiex_dbg(adapter, EVENT, "event: TX DATA PAUSE\n");
                mwifiex_process_tx_pause_event(priv, adapter->event_skb);
                break;
+
+       case EVENT_MULTI_CHAN_INFO:
+               mwifiex_dbg(adapter, EVENT, "event: multi-chan info\n");
+               mwifiex_process_multi_chan_event(priv, adapter->event_skb);
+               break;
+
        default:
                mwifiex_dbg(adapter, EVENT,
                            "event: unknown event id: %#x\n", eventcause);