ath9k: Enable PLL fix only for AR9340/AR9330

[karo-tx-linux.git] / drivers / net / wireless / ath / ath9k / main.c

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 5092ecae7706ab7140bcf7d3f88f830be176cc38..cb5a65553ac7445666724060b6e1b426db3ad979 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -173,8 +173,7 @@ static void ath_restart_work(struct ath_softc *sc)
 {
        ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0);
 
-       if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9485(sc->sc_ah) ||
-           AR_SREV_9550(sc->sc_ah))
+       if (AR_SREV_9340(sc->sc_ah) || AR_SREV_9330(sc->sc_ah))
                ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work,
                                     msecs_to_jiffies(ATH_PLL_WORK_INTERVAL));
 
@@ -193,7 +192,6 @@ static bool ath_prepare_reset(struct ath_softc *sc)
        ath_stop_ani(sc);
        del_timer_sync(&sc->rx_poll_timer);
 
-       ath9k_debug_samp_bb_mac(sc);
        ath9k_hw_disable_interrupts(ah);
 
        if (!ath_drain_all_txq(sc))
@@ -1211,13 +1209,6 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
                ath_update_survey_stats(sc);
                spin_unlock_irqrestore(&common->cc_lock, flags);
 
-               /*
-                * Preserve the current channel values, before updating
-                * the same channel
-                */
-               if (ah->curchan && (old_pos == pos))
-                       ath9k_hw_getnf(ah, ah->curchan);
-
                ath9k_cmn_update_ichannel(&sc->sc_ah->channels[pos],
                                          curchan, channel_type);
 
@@ -1273,7 +1264,7 @@ static int ath9k_config(struct ieee80211_hw *hw, u32 changed)
                                curchan->center_freq);
                } else {
                        /* perform spectral scan if requested. */
-                       if (sc->scanning &&
+                       if (test_bit(SC_OP_SCANNING, &sc->sc_flags) &&
                            sc->spectral_mode == SPECTRAL_CHANSCAN)
                                ath9k_spectral_scan_trigger(hw);
                }
@@ -1690,7 +1681,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
        bool flush = false;
        int ret = 0;
 
-       local_bh_disable();
+       mutex_lock(&sc->mutex);
 
        switch (action) {
        case IEEE80211_AMPDU_RX_START:
@@ -1723,7 +1714,7 @@ static int ath9k_ampdu_action(struct ieee80211_hw *hw,
                ath_err(ath9k_hw_common(sc->sc_ah), "Unknown AMPDU action\n");
        }
 
-       local_bh_enable();
+       mutex_unlock(&sc->mutex);
 
        return ret;
 }
@@ -2007,7 +1998,6 @@ static void ath9k_wow_add_disassoc_deauth_pattern(struct ath_softc *sc)
 {
        struct ath_hw *ah = sc->sc_ah;
        struct ath_common *common = ath9k_hw_common(ah);
-       struct ath9k_hw_capabilities *pcaps = &ah->caps;
        int pattern_count = 0;
        int i, byte_cnt;
        u8 dis_deauth_pattern[MAX_PATTERN_SIZE];
@@ -2077,36 +2067,9 @@ static void ath9k_wow_add_disassoc_deauth_pattern(struct ath_softc *sc)
 
        /* Create Disassociate pattern mask */
 
-       if (pcaps->hw_caps & ATH9K_HW_WOW_PATTERN_MATCH_EXACT) {
-
-               if (pcaps->hw_caps & ATH9K_HW_WOW_PATTERN_MATCH_DWORD) {
-                       /*
-                        * for AR9280, because of hardware limitation, the
-                        * first 4 bytes have to be matched for all patterns.
-                        * the mask for disassociation and de-auth pattern
-                        * matching need to enable the first 4 bytes.
-                        * also the duration field needs to be filled.
-                        */
-                       dis_deauth_mask[0] = 0xf0;
-
-                       /*
-                        * fill in duration field
-                        FIXME: what is the exact value ?
-                        */
-                       dis_deauth_pattern[2] = 0xff;
-                       dis_deauth_pattern[3] = 0xff;
-               } else {
-                       dis_deauth_mask[0] = 0xfe;
-               }
-
-               dis_deauth_mask[1] = 0x03;
-               dis_deauth_mask[2] = 0xc0;
-       } else {
-               dis_deauth_mask[0] = 0xef;
-               dis_deauth_mask[1] = 0x3f;
-               dis_deauth_mask[2] = 0x00;
-               dis_deauth_mask[3] = 0xfc;
-       }
+       dis_deauth_mask[0] = 0xfe;
+       dis_deauth_mask[1] = 0x03;
+       dis_deauth_mask[2] = 0xc0;
 
        ath_dbg(common, WOW, "Adding disassoc/deauth patterns for WoW\n");
 
@@ -2342,15 +2305,13 @@ static void ath9k_set_wakeup(struct ieee80211_hw *hw, bool enabled)
 static void ath9k_sw_scan_start(struct ieee80211_hw *hw)
 {
        struct ath_softc *sc = hw->priv;
-
-       sc->scanning = 1;
+       set_bit(SC_OP_SCANNING, &sc->sc_flags);
 }
 
 static void ath9k_sw_scan_complete(struct ieee80211_hw *hw)
 {
        struct ath_softc *sc = hw->priv;
-
-       sc->scanning = 0;
+       clear_bit(SC_OP_SCANNING, &sc->sc_flags);
 }
 
 struct ieee80211_ops ath9k_ops = {
@@ -2378,6 +2339,7 @@ struct ieee80211_ops ath9k_ops = {
        .flush              = ath9k_flush,
        .tx_frames_pending  = ath9k_tx_frames_pending,
        .tx_last_beacon     = ath9k_tx_last_beacon,
+       .release_buffered_frames = ath9k_release_buffered_frames,
        .get_stats          = ath9k_get_stats,
        .set_antenna        = ath9k_set_antenna,
        .get_antenna        = ath9k_get_antenna,