From: Johannes Berg <johannes.berg@intel.com>
Date: Fri, 14 Oct 2011 19:54:48 +0000 (-0700)
Subject: iwlagn: use 6 Mbps rate for no-CCK scans
X-Git-Tag: v3.12-rc1~4160^2~44^2~588
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3a8aea098c8ebe3437d877542d138085be33346c;p=kernel%2Fkernel-generic.git

iwlagn: use 6 Mbps rate for no-CCK scans

When userspace requested that a scan not be
done with CCK rates, use 6 Mbps. This is used
for example for P2P scanning.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c
index e5d727f..a26fbd3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-scan.c
+++ b/drivers/net/wireless/iwlwifi/iwl-scan.c
@@ -678,7 +678,8 @@ static int iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
 			priv->contexts[IWL_RXON_CTX_BSS].active.flags &
 						RXON_FLG_CHANNEL_MODE_MSK)
 				       >> RXON_FLG_CHANNEL_MODE_POS;
-		if (chan_mod == CHANNEL_MODE_PURE_40) {
+		if ((priv->scan_request && priv->scan_request->no_cck) ||
+		    chan_mod == CHANNEL_MODE_PURE_40) {
 			rate = IWL_RATE_6M_PLCP;
 		} else {
 			rate = IWL_RATE_1M_PLCP;