[backfire] backport r25179
[openwrt-10.03/.git] / package / mac80211 / patches / 570-ath9k_fix_ps_wakeup_issues.patch
1 --- a/drivers/net/wireless/ath/ath9k/xmit.c
2 +++ b/drivers/net/wireless/ath/ath9k/xmit.c
3 @@ -2111,9 +2111,7 @@ static void ath_tx_complete_poll_work(st
4         if (needreset) {
5                 ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
6                         "tx hung, resetting the chip\n");
7 -               ath9k_ps_wakeup(sc);
8                 ath_reset(sc, true);
9 -               ath9k_ps_restore(sc);
10         }
11  
12         ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
13 --- a/drivers/net/wireless/ath/ath9k/main.c
14 +++ b/drivers/net/wireless/ath/ath9k/main.c
15 @@ -592,19 +592,16 @@ void ath9k_tasklet(unsigned long data)
16         struct ath_softc *sc = (struct ath_softc *)data;
17         struct ath_hw *ah = sc->sc_ah;
18         struct ath_common *common = ath9k_hw_common(ah);
19 -
20         u32 status = sc->intrstatus;
21         u32 rxmask;
22  
23 -       ath9k_ps_wakeup(sc);
24 -
25         if (status & ATH9K_INT_FATAL) {
26                 ath_reset(sc, true);
27 -               ath9k_ps_restore(sc);
28                 return;
29         }
30  
31         spin_lock(&sc->sc_pcu_lock);
32 +       ath9k_ps_wakeup(sc);
33  
34         /*
35          * Only run the baseband hang check if beacons stop working in AP or
36 @@ -980,6 +977,7 @@ int ath_reset(struct ath_softc *sc, bool
37         /* Stop ANI */
38         del_timer_sync(&common->ani.timer);
39  
40 +       ath9k_ps_wakeup(sc);
41         spin_lock_bh(&sc->sc_pcu_lock);
42  
43         ieee80211_stop_queues(hw);
44 @@ -1026,6 +1024,7 @@ int ath_reset(struct ath_softc *sc, bool
45  
46         /* Start ANI */
47         ath_start_ani(common);
48 +       ath9k_ps_restore(sc);
49  
50         return r;
51  }
52 @@ -1748,7 +1747,9 @@ static int ath9k_config(struct ieee80211
53  
54         if (changed & IEEE80211_CONF_CHANGE_POWER) {
55                 sc->config.txpowlimit = 2 * conf->power_level;
56 +               ath9k_ps_wakeup(sc);
57                 ath_update_txpow(sc);
58 +               ath9k_ps_restore(sc);
59         }
60  
61         if (disable_radio) {