mac80211: reconfigure tx on device reconfiguration

Add tx_conf array to save the current tx queues
configuration, and reconfig it on resume (ieee80211_reconfig).

On resume, the driver is being reconfigured. Without
reconfiguring the tx queues as well, the driver might
configure the device to use wrong ac params (e.g. ps-poll
instead of uapsd).

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

1 files changed, 1 insertions, 0 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index c99237cd4b98..71e20a7af307 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -917,6 +917,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
                             params.aifs, params.cw_min, params.cw_max,
                             params.txop, params.uapsd);
 #endif
+                local->tx_conf[queue] = params;
                 if (drv_conf_tx(local, queue, &params))
                         wiphy_debug(local->hw.wiphy,
                                     "failed to set TX queue parameters for queue %d\n",