wlcore/wl18xx: handle smart config events

add defintions and handling for smart config events
(SMART_CONFIG_SYNC_EVENT_ID and SMART_CONFIG_DECODE_EVENT_ID)

parse the relevant info and send it to userspace as
vendor event.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ti/wl18xx/event.c

@@ -19,10 +19,12 @@
  *
  */
 
+#include <net/genetlink.h>
 #include "event.h"
 #include "scan.h"
 #include "../wlcore/cmd.h"
 #include "../wlcore/debug.h"
+#include "../wlcore/vendor_cmd.h"
 
 int wl18xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
 			  bool *timeout)
@@ -45,6 +47,58 @@ int wl18xx_wait_for_event(struct wl1271 *wl, enum wlcore_wait_event event,
 	return wlcore_cmd_wait_for_event_or_timeout(wl, local_event, timeout);
 }
 
+static int wlcore_smart_config_sync_event(struct wl1271 *wl, u8 sync_channel,
+					  u8 sync_band)
+{
+	struct sk_buff *skb;
+	enum ieee80211_band band;
+	int freq;
+
+	if (sync_band == WLCORE_BAND_5GHZ)
+		band = IEEE80211_BAND_5GHZ;
+	else
+		band = IEEE80211_BAND_2GHZ;
+
+	freq = ieee80211_channel_to_frequency(sync_channel, band);
+
+	wl1271_debug(DEBUG_EVENT,
+		     "SMART_CONFIG_SYNC_EVENT_ID, freq: %d (chan: %d band %d)",
+		     freq, sync_channel, sync_band);
+	skb = cfg80211_vendor_event_alloc(wl->hw->wiphy, 20,
+					  WLCORE_VENDOR_EVENT_SC_SYNC,
+					  GFP_KERNEL);
+
+	if (nla_put_u32(skb, WLCORE_VENDOR_ATTR_FREQ, freq)) {
+		kfree_skb(skb);
+		return -EMSGSIZE;
+	}
+	cfg80211_vendor_event(skb, GFP_KERNEL);
+	return 0;
+}
+
+static int wlcore_smart_config_decode_event(struct wl1271 *wl,
+					    u8 ssid_len, u8 *ssid,
+					    u8 pwd_len, u8 *pwd)
+{
+	struct sk_buff *skb;
+
+	wl1271_debug(DEBUG_EVENT, "SMART_CONFIG_DECODE_EVENT_ID");
+	wl1271_dump_ascii(DEBUG_EVENT, "SSID:", ssid, ssid_len);
+
+	skb = cfg80211_vendor_event_alloc(wl->hw->wiphy,
+					  ssid_len + pwd_len + 20,
+					  WLCORE_VENDOR_EVENT_SC_DECODE,
+					  GFP_KERNEL);
+
+	if (nla_put(skb, WLCORE_VENDOR_ATTR_SSID, ssid_len, ssid) ||
+	    nla_put(skb, WLCORE_VENDOR_ATTR_PSK, pwd_len, pwd)) {
+		kfree_skb(skb);
+		return -EMSGSIZE;
+	}
+	cfg80211_vendor_event(skb, GFP_KERNEL);
+	return 0;
+}
+
 int wl18xx_process_mailbox_events(struct wl1271 *wl)
 {
 	struct wl18xx_event_mailbox *mbox = wl->mbox;
@@ -107,5 +161,16 @@ int wl18xx_process_mailbox_events(struct wl1271 *wl)
 	if (vector & REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID)
 		wlcore_event_roc_complete(wl);
 
+	if (vector & SMART_CONFIG_SYNC_EVENT_ID)
+		wlcore_smart_config_sync_event(wl, mbox->sc_sync_channel,
+					       mbox->sc_sync_band);
+
+	if (vector & SMART_CONFIG_DECODE_EVENT_ID)
+		wlcore_smart_config_decode_event(wl,
+						 mbox->sc_ssid_len,
+						 mbox->sc_ssid,
+						 mbox->sc_pwd_len,
+						 mbox->sc_pwd);
+
 	return 0;
 }

drivers/net/wireless/ti/wl18xx/event.h

@@ -38,6 +38,8 @@ enum {
 	REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID      = BIT(18),
 	DFS_CHANNELS_CONFIG_COMPLETE_EVENT       = BIT(19),
 	PERIODIC_SCAN_REPORT_EVENT_ID            = BIT(20),
+	SMART_CONFIG_SYNC_EVENT_ID		 = BIT(22),
+	SMART_CONFIG_DECODE_EVENT_ID		 = BIT(23),
 };
 
 struct wl18xx_event_mailbox {

drivers/net/wireless/ti/wl18xx/main.c

@@ -992,7 +992,10 @@ static int wl18xx_boot(struct wl1271 *wl)
 		REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID |
 		INACTIVE_STA_EVENT_ID |
 		CHANNEL_SWITCH_COMPLETE_EVENT_ID |
-		DFS_CHANNELS_CONFIG_COMPLETE_EVENT;
+		DFS_CHANNELS_CONFIG_COMPLETE_EVENT |
+		SMART_CONFIG_SYNC_EVENT_ID |
+		SMART_CONFIG_DECODE_EVENT_ID;
+;
 
 	wl->ap_event_mask = MAX_TX_FAILURE_EVENT_ID;
 

drivers/net/wireless/ti/wlcore/vendor_cmd.c

@@ -177,8 +177,21 @@ static const struct wiphy_vendor_command wlcore_vendor_commands[] = {
 	},
 };
 
+static const struct nl80211_vendor_cmd_info wlcore_vendor_events[] = {
+	{
+		.vendor_id = TI_OUI,
+		.subcmd = WLCORE_VENDOR_EVENT_SC_SYNC,
+	},
+	{
+		.vendor_id = TI_OUI,
+		.subcmd = WLCORE_VENDOR_EVENT_SC_DECODE,
+	},
+};
+
 void wlcore_set_vendor_commands(struct wiphy *wiphy)
 {
 	wiphy->vendor_commands = wlcore_vendor_commands;
 	wiphy->n_vendor_commands = ARRAY_SIZE(wlcore_vendor_commands);
+	wiphy->vendor_events = wlcore_vendor_events;
+	wiphy->n_vendor_events = ARRAY_SIZE(wlcore_vendor_events);
 }

drivers/net/wireless/ti/wlcore/vendor_cmd.h

@@ -11,6 +11,10 @@
 #ifndef __WLCORE_VENDOR_H__
 #define __WLCORE_VENDOR_H__
 
+#ifdef __KERNEL__
+void wlcore_set_vendor_commands(struct wiphy *wiphy);
+#endif
+
 #define TI_OUI	0x080028
 
 enum wlcore_vendor_commands {
@@ -33,4 +37,9 @@ enum wlcore_vendor_attributes {
 	MAX_WLCORE_VENDOR_ATTR = NUM_WLCORE_VENDOR_ATTR - 1
 };
 
+enum wlcore_vendor_events {
+	WLCORE_VENDOR_EVENT_SC_SYNC,
+	WLCORE_VENDOR_EVENT_SC_DECODE,
+};
+
 #endif /* __WLCORE_VENDOR_H__ */