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>

3 files changed, 96 insertions, 2 deletions

diff --git a/src/drivers/driver_atheros.c b/src/drivers/driver_atheros.c
index 350d5059..f4644216 100644
--- a/src/drivers/driver_atheros.c
+++ b/src/drivers/driver_atheros.c
@@ -1810,7 +1810,7 @@ static int atheros_set_ap(void *priv, struct wpa_driver_ap_params *params)
 	wpa_hexdump_buf(MSG_DEBUG, "atheros: assocresp_ies",
 			params->assocresp_ies);
 
-#if defined(CONFIG_HS20) && defined(IEEE80211_PARAM_OSEN)
+#if defined(CONFIG_HS20) && (defined(IEEE80211_PARAM_OSEN) || defined(CONFIG_ATHEROS_OSEN))
 	if (params->osen) {
 		struct wpa_bss_params bss_params;
 
diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 2dce242a..2a2ef6f1 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -4301,7 +4301,8 @@ static int wpa_driver_nl80211_ap(struct wpa_driver_nl80211_data *drv,
 		return -1;
 	}
 
-	if (nl80211_set_channel(drv->first_bss, &params->freq, 0)) {
+	if (params->freq.freq &&
+	    nl80211_set_channel(drv->first_bss, &params->freq, 0)) {
 		if (old_mode != nlmode)
 			wpa_driver_nl80211_set_mode(drv->first_bss, old_mode);
 		nl80211_remove_monitor_interface(drv);
diff --git a/src/drivers/driver_nl80211_event.c b/src/drivers/driver_nl80211_event.c
index 6a7b509e..b59d1390 100644
--- a/src/drivers/driver_nl80211_event.c
+++ b/src/drivers/driver_nl80211_event.c
@@ -1531,6 +1531,92 @@ static void qca_nl80211_key_mgmt_auth(struct wpa_driver_nl80211_data *drv,
 }
 
 
+static void qca_nl80211_dfs_offload_radar_event(
+	struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *msg, int length)
+{
+	union wpa_event_data data;
+	struct nlattr *tb[NL80211_ATTR_MAX + 1];
+
+	wpa_printf(MSG_DEBUG,
+		   "nl80211: DFS offload radar vendor event received");
+
+	if (nla_parse(tb, NL80211_ATTR_MAX,
+		      (struct nlattr *) msg, length, NULL))
+		return;
+
+	if (!tb[NL80211_ATTR_WIPHY_FREQ]) {
+		wpa_printf(MSG_INFO,
+			   "nl80211: Error parsing WIPHY_FREQ in FS offload radar vendor event");
+		return;
+	}
+
+	os_memset(&data, 0, sizeof(data));
+	data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]);
+
+	wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz",
+		   data.dfs_event.freq);
+
+	/* Check HT params */
+	if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) {
+		data.dfs_event.ht_enabled = 1;
+		data.dfs_event.chan_offset = 0;
+
+		switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) {
+		case NL80211_CHAN_NO_HT:
+			data.dfs_event.ht_enabled = 0;
+			break;
+		case NL80211_CHAN_HT20:
+			break;
+		case NL80211_CHAN_HT40PLUS:
+			data.dfs_event.chan_offset = 1;
+			break;
+		case NL80211_CHAN_HT40MINUS:
+			data.dfs_event.chan_offset = -1;
+			break;
+		}
+	}
+
+	/* Get VHT params */
+	if (tb[NL80211_ATTR_CHANNEL_WIDTH])
+		data.dfs_event.chan_width =
+			convert2width(nla_get_u32(
+					      tb[NL80211_ATTR_CHANNEL_WIDTH]));
+	if (tb[NL80211_ATTR_CENTER_FREQ1])
+		data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]);
+	if (tb[NL80211_ATTR_CENTER_FREQ2])
+		data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]);
+
+	wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, "
+		    "offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz",
+		    data.dfs_event.freq, data.dfs_event.ht_enabled,
+		    data.dfs_event.chan_offset, data.dfs_event.chan_width,
+		    data.dfs_event.cf1, data.dfs_event.cf2);
+
+	switch (subcmd) {
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
+		wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data);
+		break;
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
+		wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data);
+		break;
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
+		wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data);
+		break;
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
+		wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data);
+		break;
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
+		wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data);
+		break;
+	default:
+		wpa_printf(MSG_DEBUG,
+			   "nl80211: Unknown DFS offload radar event %d received",
+			   subcmd);
+		break;
+	}
+}
+
+
 static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv,
 				     u32 subcmd, u8 *data, size_t len)
 {
@@ -1547,6 +1633,13 @@ static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv,
 	case QCA_NL80211_VENDOR_SUBCMD_DO_ACS:
 		qca_nl80211_acs_select_ch(drv, data, len);
 		break;
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED:
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED:
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED:
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED:
+	case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED:
+		qca_nl80211_dfs_offload_radar_event(drv, subcmd, data, len);
+		break;
 	default:
 		wpa_printf(MSG_DEBUG,
 			   "nl80211: Ignore unsupported QCA vendor event %u",