brcmfmac: add support for P2P listen mode.

With this patch a device can be put in p2p listen mode and becomes
visible for other p2p devices (via p2p_find).

Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Reviewed-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Hante Meuleman <meuleman@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 12 insertions, 3 deletions

diff --git a/drivers/net/wireless/brcm80211/brcmfmac/p2p.h b/drivers/net/wireless/brcm80211/brcmfmac/p2p.h
index f304adfcce60..df93272ad49f 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/p2p.h
+++ b/drivers/net/wireless/brcm80211/brcmfmac/p2p.h
@@ -60,10 +60,10 @@ struct p2p_bss {
  * @BRCMF_P2P_STATUS_IF_DELETING: peer-to-peer vif delete sent to dongle.
  * @BRCMF_P2P_STATUS_IF_CHANGING: peer-to-peer vif change sent to dongle.
  * @BRCMF_P2P_STATUS_IF_CHANGED: peer-to-peer vif change completed on dongle.
- * @BRCMF_P2P_STATUS_LISTEN_EXPIRED: listen duration expired.
  * @BRCMF_P2P_STATUS_ACTION_TX_COMPLETED: action frame tx completed.
  * @BRCMF_P2P_STATUS_ACTION_TX_NOACK: action frame tx not acked.
  * @BRCMF_P2P_STATUS_GO_NEG_PHASE: P2P GO negotiation ongoing.
+ * @BRCMF_P2P_STATUS_REMAIN_ON_CHANNEL: P2P listen, remaining on channel.
  */
 enum brcmf_p2p_status {
         BRCMF_P2P_STATUS_IF_ADD = 0,
@@ -71,10 +71,10 @@ enum brcmf_p2p_status {
         BRCMF_P2P_STATUS_IF_DELETING,
         BRCMF_P2P_STATUS_IF_CHANGING,
         BRCMF_P2P_STATUS_IF_CHANGED,
-        BRCMF_P2P_STATUS_LISTEN_EXPIRED,
         BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,
         BRCMF_P2P_STATUS_ACTION_TX_NOACK,
-        BRCMF_P2P_STATUS_GO_NEG_PHASE
+        BRCMF_P2P_STATUS_GO_NEG_PHASE,
+        BRCMF_P2P_STATUS_REMAIN_ON_CHANNEL
 };
 
 /**
@@ -88,6 +88,7 @@ enum brcmf_p2p_status {
  * @listen_timer: timer for @WL_P2P_DISC_ST_LISTEN discover state.
  * @ssid: ssid for P2P GO.
  * @listen_channel: channel for @WL_P2P_DISC_ST_LISTEN discover state.
+ * @remain_on_channel: contains copy of struct used by cfg80211.
  */
 struct brcmf_p2p_info {
         struct brcmf_cfg80211_info *cfg;
@@ -98,6 +99,7 @@ struct brcmf_p2p_info {
         struct timer_list listen_timer;
         struct brcmf_ssid ssid;
         u8 listen_channel;
+        struct ieee80211_channel remain_on_channel;
 };
 
 void brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg);
@@ -110,5 +112,12 @@ int brcmf_p2p_start_device(struct wiphy *wiphy, struct wireless_dev *wdev);
 void brcmf_p2p_stop_device(struct wiphy *wiphy, struct wireless_dev *wdev);
 int brcmf_p2p_scan_prep(struct wiphy *wiphy,
                         struct cfg80211_scan_request *request);
+int brcmf_p2p_remain_on_channel(struct wiphy *wiphy, struct wireless_dev *wdev,
+                                struct ieee80211_channel *channel,
+                                unsigned int duration, u64 *cookie);
+int brcmf_p2p_notify_listen_complete(struct brcmf_if *ifp,
+                                     const struct brcmf_event_msg *e,
+                                     void *data);
+void brcmf_p2p_cancel_remain_on_channel(struct brcmf_if *ifp);
 
 #endif /* WL_CFGP2P_H_ */