From: Saravanan Dhanabal <ext-saravanan.dhanabal@nokia.com>
Date: Wed, 28 Apr 2010 06:50:00 +0000 (+0300)
Subject: wl1271: Configure QOS nullfunc template for U-APSD
X-Git-Tag: firefly_0821_release~9833^2~2087^2~167^2~76
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=141418c7ed22849449f39f8938c9cf0eae6c524f;p=firefly-linux-kernel-4.4.55.git

wl1271: Configure QOS nullfunc template for U-APSD

When U-APSD is enabled, device is not sending power save
state notifications to AP using QOS nullfunc frames.

This patch configures nullfunc templates needed for U-APSD.

Signed-off-by: Saravanan Dhanabal <ext-saravanan.dhanabal@nokia.com>
Reviewed-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Signed-off-by: Luciano Coelho <luciano.coelho@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 08ff6447dcd9..c160e5ad1e57 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -1707,6 +1707,10 @@ static void wl1271_op_bss_info_changed(struct ieee80211_hw *hw,
 			if (ret < 0)
 				goto out_sleep;
 
+			ret = wl1271_build_qos_null_data(wl);
+			if (ret < 0)
+				goto out_sleep;
+
 			/* filter out all packets not from this BSSID */
 			wl1271_configure_filters(wl, 0);