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[7/7] wil6210: support WSC for STA mode

Message ID 1430307906-28393-8-git-send-email-qca_vkondrat@qca.qualcomm.com (mailing list archive)
State Changes Requested
Delegated to: Kalle Valo
Headers show

Commit Message

Vladimir Kondratiev April 29, 2015, 11:45 a.m. UTC 
WSC connection is secure (privacy bit set in various frames)
but authentication suite, keys etc. are absent.

Support this mode in the connect WMI command. Detect WSC by
having 'sme->privacy' and no RSN IE. Inform firmware about WSC
session by setting dot11_auth_mode to WMI_AUTH11_WSC.

Signed-off-by: Vladimir Kondratiev <qca_vkondrat@qca.qualcomm.com>
---
 drivers/net/wireless/ath/wil6210/cfg80211.c | 26 ++++++++++++++------------
 1 file changed, 14 insertions(+), 12 deletions(-)
diff mbox

Patch

diff --git a/drivers/net/wireless/ath/wil6210/cfg80211.c b/drivers/net/wireless/ath/wil6210/cfg80211.c
index 1b02b73..dbfcdd1 100644
--- a/drivers/net/wireless/ath/wil6210/cfg80211.c
+++ b/drivers/net/wireless/ath/wil6210/cfg80211.c
@@ -402,11 +402,8 @@  static int wil_cfg80211_connect(struct wiphy *wiphy,
 	rsn_eid = sme->ie ?
 			cfg80211_find_ie(WLAN_EID_RSN, sme->ie, sme->ie_len) :
 			NULL;
-
-	if (sme->privacy && !rsn_eid) {
-		wil_err(wil, "Missing RSN IE for secure connection\n");
-		return -EINVAL;
-	}
+	if (sme->privacy && !rsn_eid)
+		wil_info(wil, "WSC connection\n");
 
 	bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid,
 			       sme->ssid, sme->ssid_len,
@@ -465,13 +462,18 @@  static int wil_cfg80211_connect(struct wiphy *wiphy,
 		goto out;
 	}
 	if (wil->privacy) {
-		conn.dot11_auth_mode = WMI_AUTH11_SHARED;
-		conn.auth_mode = WMI_AUTH_WPA2_PSK;
-		conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
-		conn.pairwise_crypto_len = 16;
-		conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
-		conn.group_crypto_len = 16;
-	} else {
+		if (rsn_eid) { /* regular secure connection */
+			conn.dot11_auth_mode = WMI_AUTH11_SHARED;
+			conn.auth_mode = WMI_AUTH_WPA2_PSK;
+			conn.pairwise_crypto_type = WMI_CRYPT_AES_GCMP;
+			conn.pairwise_crypto_len = 16;
+			conn.group_crypto_type = WMI_CRYPT_AES_GCMP;
+			conn.group_crypto_len = 16;
+		} else { /* WSC */
+			conn.dot11_auth_mode = WMI_AUTH11_WSC;
+			conn.auth_mode = WMI_AUTH_NONE;
+		}
+	} else { /* insecure connection */
 		conn.dot11_auth_mode = WMI_AUTH11_OPEN;
 		conn.auth_mode = WMI_AUTH_NONE;
 	}