mac80211: wait for beacon before enabling powersave

[safe/jmp/linux-2.6] / drivers / net / wireless / wl12xx / wl1251_main.c

diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index 595f0f9..a717dde 100644 (file)
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -617,10 +617,13 @@ static int wl1251_op_config(struct ieee80211_hw *hw, u32 changed)
 
                wl->psm_requested = true;
 
+               wl->dtim_period = conf->ps_dtim_period;
+
+               ret = wl1251_acx_wr_tbtt_and_dtim(wl, wl->beacon_int,
+                                                 wl->dtim_period);
+
                /*
-                * We enter PSM only if we're already associated.
-                * If we're not, we'll enter it when joining an SSID,
-                * through the bss_info_changed() hook.
+                * mac80211 enables PSM only if we're already associated.
                 */
                ret = wl1251_ps_set_mode(wl, STATION_POWER_SAVE_MODE);
                if (ret < 0)
@@ -943,7 +946,6 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
                                       struct ieee80211_bss_conf *bss_conf,
                                       u32 changed)
 {
-       enum wl1251_cmd_ps_mode mode;
        struct wl1251 *wl = hw->priv;
        struct sk_buff *beacon, *skb;
        int ret;
@@ -984,11 +986,6 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
        if (changed & BSS_CHANGED_ASSOC) {
                if (bss_conf->assoc) {
                        wl->beacon_int = bss_conf->beacon_int;
-                       wl->dtim_period = bss_conf->dtim_period;
-
-                       ret = wl1251_acx_wr_tbtt_and_dtim(wl, wl->beacon_int,
-                                                         wl->dtim_period);
-                       wl->aid = bss_conf->aid;
 
                        skb = ieee80211_pspoll_get(wl->hw, wl->vif);
                        if (!skb)
@@ -1001,17 +998,9 @@ static void wl1251_op_bss_info_changed(struct ieee80211_hw *hw,
                        if (ret < 0)
                                goto out_sleep;
 
-                       ret = wl1251_acx_aid(wl, wl->aid);
+                       ret = wl1251_acx_aid(wl, bss_conf->aid);
                        if (ret < 0)
                                goto out_sleep;
-
-                       /* If we want to go in PSM but we're not there yet */
-                       if (wl->psm_requested && !wl->psm) {
-                               mode = STATION_POWER_SAVE_MODE;
-                               ret = wl1251_ps_set_mode(wl, mode);
-                               if (ret < 0)
-                                       goto out_sleep;
-                       }
                } else {
                        /* use defaults when not associated */
                        wl->beacon_int = WL1251_DEFAULT_BEACON_INT;