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authorLen Brown <len.brown@intel.com>2010-08-15 01:06:31 -0400
committerLen Brown <len.brown@intel.com>2010-08-15 01:06:31 -0400
commit95ee46aa8698f2000647dfb362400fadbb5807cf (patch)
treee5a05c7297f997e191c73091934e42e3195c0e40 /drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
parentcfa806f059801dbe7e435745eb2e187c8bfe1e7f (diff)
parent92fa5bd9a946b6e7aab6764e7312e4e3d9bed295 (diff)
Merge branch 'linus' into release
Conflicts: drivers/acpi/debug.c Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_txrx.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_txrx.c86
1 files changed, 56 insertions, 30 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 2571b443ac8..bd0b4acc3ec 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -20,19 +20,29 @@
/* TX */
/******/
+#define ATH9K_HTC_INIT_TXQ(subtype) do { \
+ qi.tqi_subtype = subtype; \
+ qi.tqi_aifs = ATH9K_TXQ_USEDEFAULT; \
+ qi.tqi_cwmin = ATH9K_TXQ_USEDEFAULT; \
+ qi.tqi_cwmax = ATH9K_TXQ_USEDEFAULT; \
+ qi.tqi_physCompBuf = 0; \
+ qi.tqi_qflags = TXQ_FLAG_TXEOLINT_ENABLE | \
+ TXQ_FLAG_TXDESCINT_ENABLE; \
+ } while (0)
+
int get_hw_qnum(u16 queue, int *hwq_map)
{
switch (queue) {
case 0:
- return hwq_map[ATH9K_WME_AC_VO];
+ return hwq_map[WME_AC_VO];
case 1:
- return hwq_map[ATH9K_WME_AC_VI];
+ return hwq_map[WME_AC_VI];
case 2:
- return hwq_map[ATH9K_WME_AC_BE];
+ return hwq_map[WME_AC_BE];
case 3:
- return hwq_map[ATH9K_WME_AC_BK];
+ return hwq_map[WME_AC_BK];
default:
- return hwq_map[ATH9K_WME_AC_BE];
+ return hwq_map[WME_AC_BE];
}
}
@@ -71,7 +81,7 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
struct ath9k_htc_vif *avp;
struct ath9k_htc_tx_ctl tx_ctl;
enum htc_endpoint_id epid;
- u16 qnum, hw_qnum;
+ u16 qnum;
__le16 fc;
u8 *tx_fhdr;
u8 sta_idx;
@@ -131,20 +141,23 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
memcpy(tx_fhdr, (u8 *) &tx_hdr, sizeof(tx_hdr));
qnum = skb_get_queue_mapping(skb);
- hw_qnum = get_hw_qnum(qnum, priv->hwq_map);
- switch (hw_qnum) {
+ switch (qnum) {
case 0:
- epid = priv->data_be_ep;
+ TX_QSTAT_INC(WME_AC_VO);
+ epid = priv->data_vo_ep;
break;
- case 2:
+ case 1:
+ TX_QSTAT_INC(WME_AC_VI);
epid = priv->data_vi_ep;
break;
- case 3:
- epid = priv->data_vo_ep;
+ case 2:
+ TX_QSTAT_INC(WME_AC_BE);
+ epid = priv->data_be_ep;
break;
- case 1:
+ case 3:
default:
+ TX_QSTAT_INC(WME_AC_BK);
epid = priv->data_bk_ep;
break;
}
@@ -174,6 +187,19 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb)
return htc_send(priv->htc, skb, epid, &tx_ctl);
}
+static bool ath9k_htc_check_tx_aggr(struct ath9k_htc_priv *priv,
+ struct ath9k_htc_sta *ista, u8 tid)
+{
+ bool ret = false;
+
+ spin_lock_bh(&priv->tx_lock);
+ if ((tid < ATH9K_HTC_MAX_TID) && (ista->tid_state[tid] == AGGR_STOP))
+ ret = true;
+ spin_unlock_bh(&priv->tx_lock);
+
+ return ret;
+}
+
void ath9k_tx_tasklet(unsigned long data)
{
struct ath9k_htc_priv *priv = (struct ath9k_htc_priv *)data;
@@ -203,8 +229,7 @@ void ath9k_tx_tasklet(unsigned long data)
/* Check if we need to start aggregation */
if (sta && conf_is_ht(&priv->hw->conf) &&
- (priv->op_flags & OP_TXAGGR)
- && !(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
+ !(skb->protocol == cpu_to_be16(ETH_P_PAE))) {
if (ieee80211_is_data_qos(fc)) {
u8 *qc, tid;
struct ath9k_htc_sta *ista;
@@ -213,10 +238,11 @@ void ath9k_tx_tasklet(unsigned long data)
tid = qc[0] & 0xf;
ista = (struct ath9k_htc_sta *)sta->drv_priv;
- if ((tid < ATH9K_HTC_MAX_TID) &&
- ista->tid_state[tid] == AGGR_STOP) {
+ if (ath9k_htc_check_tx_aggr(priv, ista, tid)) {
ieee80211_start_tx_ba_session(sta, tid);
+ spin_lock_bh(&priv->tx_lock);
ista->tid_state[tid] = AGGR_PROGRESS;
+ spin_unlock_bh(&priv->tx_lock);
}
}
}
@@ -284,8 +310,7 @@ void ath9k_tx_cleanup(struct ath9k_htc_priv *priv)
}
-bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv,
- enum ath9k_tx_queue_subtype subtype)
+bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv, int subtype)
{
struct ath_hw *ah = priv->ah;
struct ath_common *common = ath9k_hw_common(ah);
@@ -293,13 +318,7 @@ bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv,
int qnum;
memset(&qi, 0, sizeof(qi));
-
- qi.tqi_subtype = subtype;
- qi.tqi_aifs = ATH9K_TXQ_USEDEFAULT;
- qi.tqi_cwmin = ATH9K_TXQ_USEDEFAULT;
- qi.tqi_cwmax = ATH9K_TXQ_USEDEFAULT;
- qi.tqi_physCompBuf = 0;
- qi.tqi_qflags = TXQ_FLAG_TXEOLINT_ENABLE | TXQ_FLAG_TXDESCINT_ENABLE;
+ ATH9K_HTC_INIT_TXQ(subtype);
qnum = ath9k_hw_setuptxqueue(priv->ah, ATH9K_TX_QUEUE_DATA, &qi);
if (qnum == -1)
@@ -317,6 +336,16 @@ bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv,
return true;
}
+int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv)
+{
+ struct ath9k_tx_queue_info qi;
+
+ memset(&qi, 0, sizeof(qi));
+ ATH9K_HTC_INIT_TXQ(0);
+
+ return ath9k_hw_setuptxqueue(priv->ah, ATH9K_TX_QUEUE_CAB, &qi);
+}
+
/******/
/* RX */
/******/
@@ -387,9 +416,6 @@ static void ath9k_htc_opmode_init(struct ath9k_htc_priv *priv)
/* configure operational mode */
ath9k_hw_setopmode(ah);
- /* Handle any link-level address change. */
- ath9k_hw_setmac(ah, common->macaddr);
-
/* calculate and install multicast filter */
mfilt[0] = mfilt[1] = ~0;
ath9k_hw_setmcastfilter(ah, mfilt[0], mfilt[1]);
@@ -399,7 +425,7 @@ void ath9k_host_rx_init(struct ath9k_htc_priv *priv)
{
ath9k_hw_rxena(priv->ah);
ath9k_htc_opmode_init(priv);
- ath9k_hw_startpcureceive(priv->ah);
+ ath9k_hw_startpcureceive(priv->ah, (priv->op_flags & OP_SCANNING));
priv->rx.last_rssi = ATH_RSSI_DUMMY_MARKER;
}