Cumulative patch from commit 6e9023ea499ea9a89b0e858c85e32b455d57264c

6e9023e DFS: Allow wpa_supplicant AP mode to use non-offloaded DFS
02e42ab nl80211: Add vendor event parsing for DFS offload events
bd0f68c DFS: wpa_supplicant event processing
d7f1aa8 DFS offload: P2P changes for autonomous GO
1e2aaff DFS offload: Indicate AP-CSA-FINISHED for DFS offloaded case
c13578c DFS offload: Add main DFS handler for offloaded case
5de81d7 DFS offload: Skip user space processing for CAC operations
192ad3d Interworking: Clear SCANNING state if no match found
95d7b86 P2P: Consider 5 GHz channels also for auto GO
a51c40a P2P: Fix regression in start-GO/AP through a "fake" scan
dd5c155 eap_proxy: Callback to notify any updates from eap_proxy
9a05d98 atheros: Add a new flag for OSEN support
9feadba Remove unnecessary NULL check to make function more consistent
1772d34 P2P: Fix interface deinit for failed group interface initialization
3f9ebc4 P2P: Allow AP/GO interface to be started while P2P-in-progress
b4a9292 RADIUS client: Fix server failover on return-to-primary on error case
9836cb5 Add option to force a specific RADIUS client address to be used
1a7ed38 RADIUS client: Fix a copy-paste error in accounting server failover
de7c06e P2P: Continue find in GO-Neg-Resp-fail status corner cases
c280590 Do not add blacklist entries based on normal disconnect request cases
bdf0518 P2P: Direct P2P_CONNECT command to proper interface
44b9ea5 P2P: Do not allow scan or normal association on cfg80211 P2P Device
9542f21 Clean up p2p_find command parsing and execution
fa9f381 P2P: Allow a specific channel to be specified in P2P_FIND
eb78a8d P2P: Restore P2P_SCAN_SPECIFIC
d988ff7 hostapd: Disable VHT caps for STAs when no valid VHT MCS found
70fd828 RADIUS client: Fix previous failover change
c3dabf5 Fix merge issue with IBSS VHT support
8b2b718 Fix minor issue in HT40 max rate determination
347c55e RADIUS client: Re-try connection if socket is closed on retransmit
94b39e5 RADIUS client: Fix server connection recovery after initial failure
bbee36e Allow RADIUS server address to be replaced
efb4008 TLS: Remove placeholders for SIGN_ALG_DSA support

Change-Id: I8e5d0dfd5fddb6de2f8d8211b708c3bb6674098b
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>

2 files changed, 29 insertions, 4 deletions

diff --git a/src/p2p/p2p.c b/src/p2p/p2p.c
index d62874ec..6adb3dc2 100644
--- a/src/p2p/p2p.c
+++ b/src/p2p/p2p.c
@@ -1147,7 +1147,7 @@ int p2p_find(struct p2p_data *p2p, unsigned int timeout,
 	     enum p2p_discovery_type type,
 	     unsigned int num_req_dev_types, const u8 *req_dev_types,
 	     const u8 *dev_id, unsigned int search_delay,
-	     u8 seek_count, const char **seek)
+	     u8 seek_count, const char **seek, int freq)
 {
 	int res;
 
@@ -1230,6 +1230,19 @@ int p2p_find(struct p2p_data *p2p, unsigned int timeout,
 				       p2p, NULL);
 	switch (type) {
 	case P2P_FIND_START_WITH_FULL:
+		if (freq > 0) {
+			/*
+			 * Start with the specified channel and then move to
+			 * social channels only scans.
+			 */
+			res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx,
+						 P2P_SCAN_SPECIFIC, freq,
+						 p2p->num_req_dev_types,
+						 p2p->req_dev_types, dev_id,
+						 DEV_PW_DEFAULT);
+			break;
+		}
+		/* fall through */
 	case P2P_FIND_PROGRESSIVE:
 		res = p2p->cfg->p2p_scan(p2p->cfg->cb_ctx, P2P_SCAN_FULL, 0,
 					 p2p->num_req_dev_types,
@@ -3508,13 +3521,19 @@ static void p2p_go_neg_resp_failure_cb(struct p2p_data *p2p, int success,
 	p2p_dbg(p2p, "GO Negotiation Response (failure) TX callback: success=%d", success);
 	if (p2p->go_neg_peer && p2p->go_neg_peer->status != P2P_SC_SUCCESS) {
 		p2p_go_neg_failed(p2p, p2p->go_neg_peer->status);
-	} else if (success) {
+		return;
+	}
+
+	if (success) {
 		struct p2p_device *dev;
 		dev = p2p_get_device(p2p, addr);
 		if (dev &&
 		    dev->status == P2P_SC_FAIL_INFO_CURRENTLY_UNAVAILABLE)
 			dev->flags |= P2P_DEV_PEER_WAITING_RESPONSE;
 	}
+
+	if (p2p->state == P2P_SEARCH || p2p->state == P2P_SD_DURING_FIND)
+		p2p_continue_find(p2p);
 }
 
 
diff --git a/src/p2p/p2p.h b/src/p2p/p2p.h
index b1c89d71..2402db6a 100644
--- a/src/p2p/p2p.h
+++ b/src/p2p/p2p.h
@@ -245,6 +245,7 @@ struct p2p_data;
 enum p2p_scan_type {
 	P2P_SCAN_SOCIAL,
 	P2P_SCAN_FULL,
+	P2P_SCAN_SPECIFIC,
 	P2P_SCAN_SOCIAL_PLUS_ONE
 };
 
@@ -545,7 +546,8 @@ struct p2p_config {
 	 * operation to be completed. Type type argument specifies which type
 	 * of scan is to be done. @P2P_SCAN_SOCIAL indicates that only the
 	 * social channels (1, 6, 11) should be scanned. @P2P_SCAN_FULL
-	 * indicates that all channels are to be scanned.
+	 * indicates that all channels are to be scanned. @P2P_SCAN_SPECIFIC
+	 * request a scan of a single channel specified by freq.
 	 * @P2P_SCAN_SOCIAL_PLUS_ONE request scan of all the social channels
 	 * plus one extra channel specified by freq.
 	 *
@@ -1129,13 +1131,17 @@ enum p2p_discovery_type {
  * @search_delay: Extra delay in milliseconds between search iterations
  * @seek_count: Number of ASP Service Strings in the seek_string array
  * @seek_string: ASP Service Strings to query for in Probe Requests
+ * @freq: Requested first scan frequency (in MHz) to modify type ==
+ *	P2P_FIND_START_WITH_FULL behavior. 0 = Use normal full scan.
+ *	If p2p_find is already in progress, this parameter is ignored and full
+ *	scan will be executed.
  * Returns: 0 on success, -1 on failure
  */
 int p2p_find(struct p2p_data *p2p, unsigned int timeout,
 	     enum p2p_discovery_type type,
 	     unsigned int num_req_dev_types, const u8 *req_dev_types,
 	     const u8 *dev_id, unsigned int search_delay,
-	     u8 seek_count, const char **seek_string);
+	     u8 seek_count, const char **seek_string, int freq);
 
 /**
  * p2p_notify_scan_trigger_status - Indicate scan trigger status