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path: root/drivers/net/wireless/ath/ath5k/mac80211-ops.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath5k/mac80211-ops.c')
-rw-r--r--drivers/net/wireless/ath/ath5k/mac80211-ops.c94
1 files changed, 72 insertions, 22 deletions
diff --git a/drivers/net/wireless/ath/ath5k/mac80211-ops.c b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
index d76d68c99f72..9be29b728b1c 100644
--- a/drivers/net/wireless/ath/ath5k/mac80211-ops.c
+++ b/drivers/net/wireless/ath/ath5k/mac80211-ops.c
@@ -48,28 +48,11 @@
extern int ath5k_modparam_nohwcrypt;
-/* functions used from base.c */
-void set_beacon_filter(struct ieee80211_hw *hw, bool enable);
-bool ath_any_vif_assoc(struct ath5k_softc *sc);
-int ath5k_tx_queue(struct ieee80211_hw *hw, struct sk_buff *skb,
- struct ath5k_txq *txq);
-int ath5k_init_hw(struct ath5k_softc *sc);
-int ath5k_stop_hw(struct ath5k_softc *sc);
-void ath5k_mode_setup(struct ath5k_softc *sc, struct ieee80211_vif *vif);
-void ath5k_update_bssid_mask_and_opmode(struct ath5k_softc *sc,
- struct ieee80211_vif *vif);
-int ath5k_chan_set(struct ath5k_softc *sc, struct ieee80211_channel *chan);
-void ath5k_beacon_update_timers(struct ath5k_softc *sc, u64 bc_tsf);
-int ath5k_beacon_update(struct ieee80211_hw *hw, struct ieee80211_vif *vif);
-void ath5k_beacon_config(struct ath5k_softc *sc);
-void ath5k_txbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf);
-void ath5k_rxbuf_free_skb(struct ath5k_softc *sc, struct ath5k_buf *bf);
-
/********************\
* Mac80211 functions *
\********************/
-static int
+static void
ath5k_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
{
struct ath5k_softc *sc = hw->priv;
@@ -77,10 +60,10 @@ ath5k_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
if (WARN_ON(qnum >= sc->ah->ah_capabilities.cap_queues.q_tx_num)) {
dev_kfree_skb_any(skb);
- return 0;
+ return;
}
- return ath5k_tx_queue(hw, skb, &sc->txqs[qnum]);
+ ath5k_tx_queue(hw, skb, &sc->txqs[qnum]);
}
@@ -175,8 +158,7 @@ ath5k_add_interface(struct ieee80211_hw *hw, struct ieee80211_vif *vif)
memcpy(&avf->lladdr, vif->addr, ETH_ALEN);
- ath5k_mode_setup(sc, vif);
-
+ ath5k_update_bssid_mask_and_opmode(sc, vif);
ret = 0;
end:
mutex_unlock(&sc->lock);
@@ -226,6 +208,7 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed)
struct ath5k_hw *ah = sc->ah;
struct ieee80211_conf *conf = &hw->conf;
int ret = 0;
+ int i;
mutex_lock(&sc->lock);
@@ -243,6 +226,14 @@ ath5k_config(struct ieee80211_hw *hw, u32 changed)
ath5k_hw_set_txpower_limit(ah, (conf->power_level * 2));
}
+ if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) {
+ ah->ah_retry_long = conf->long_frame_max_tx_count;
+ ah->ah_retry_short = conf->short_frame_max_tx_count;
+
+ for (i = 0; i < ah->ah_capabilities.cap_queues.q_tx_num; i++)
+ ath5k_hw_set_tx_retry_limits(ah, i);
+ }
+
/* TODO:
* 1) Move this on config_interface and handle each case
* separately eg. when we have only one STA vif, use
@@ -389,6 +380,7 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
struct ath5k_softc *sc = hw->priv;
struct ath5k_hw *ah = sc->ah;
u32 mfilt[2], rfilt;
+ struct ath5k_vif_iter_data iter_data; /* to count STA interfaces */
mutex_lock(&sc->lock);
@@ -462,6 +454,21 @@ ath5k_configure_filter(struct ieee80211_hw *hw, unsigned int changed_flags,
break;
}
+ iter_data.hw_macaddr = NULL;
+ iter_data.n_stas = 0;
+ iter_data.need_set_hw_addr = false;
+ ieee80211_iterate_active_interfaces_atomic(sc->hw, ath5k_vif_iter,
+ &iter_data);
+
+ /* Set up RX Filter */
+ if (iter_data.n_stas > 1) {
+ /* If you have multiple STA interfaces connected to
+ * different APs, ARPs are not received (most of the time?)
+ * Enabling PROMISC appears to fix that probem.
+ */
+ rfilt |= AR5K_RX_FILTER_PROM;
+ }
+
/* Set filters */
ath5k_hw_set_rx_filter(ah, rfilt);
@@ -733,6 +740,47 @@ ath5k_get_antenna(struct ieee80211_hw *hw, u32 *tx_ant, u32 *rx_ant)
}
+static void ath5k_get_ringparam(struct ieee80211_hw *hw,
+ u32 *tx, u32 *tx_max, u32 *rx, u32 *rx_max)
+{
+ struct ath5k_softc *sc = hw->priv;
+
+ *tx = sc->txqs[AR5K_TX_QUEUE_ID_DATA_MIN].txq_max;
+
+ *tx_max = ATH5K_TXQ_LEN_MAX;
+ *rx = *rx_max = ATH_RXBUF;
+}
+
+
+static int ath5k_set_ringparam(struct ieee80211_hw *hw, u32 tx, u32 rx)
+{
+ struct ath5k_softc *sc = hw->priv;
+ u16 qnum;
+
+ /* only support setting tx ring size for now */
+ if (rx != ATH_RXBUF)
+ return -EINVAL;
+
+ /* restrict tx ring size min/max */
+ if (!tx || tx > ATH5K_TXQ_LEN_MAX)
+ return -EINVAL;
+
+ for (qnum = 0; qnum < ARRAY_SIZE(sc->txqs); qnum++) {
+ if (!sc->txqs[qnum].setup)
+ continue;
+ if (sc->txqs[qnum].qnum < AR5K_TX_QUEUE_ID_DATA_MIN ||
+ sc->txqs[qnum].qnum > AR5K_TX_QUEUE_ID_DATA_MAX)
+ continue;
+
+ sc->txqs[qnum].txq_max = tx;
+ if (sc->txqs[qnum].txq_len >= sc->txqs[qnum].txq_max)
+ ieee80211_stop_queue(hw, sc->txqs[qnum].qnum);
+ }
+
+ return 0;
+}
+
+
const struct ieee80211_ops ath5k_hw_ops = {
.tx = ath5k_tx,
.start = ath5k_start,
@@ -771,4 +819,6 @@ const struct ieee80211_ops ath5k_hw_ops = {
/* .napi_poll = not implemented */
.set_antenna = ath5k_set_antenna,
.get_antenna = ath5k_get_antenna,
+ .set_ringparam = ath5k_set_ringparam,
+ .get_ringparam = ath5k_get_ringparam,
};