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authorSujith <Sujith.Manoharan@atheros.com>2010-05-14 09:48:56 +0400
committerJohn W. Linville <linville@tuxdriver.com>2010-06-03 00:13:03 +0400
commitca74b83b66dbd289a395c6243695d746c76676cc (patch)
tree99a7093d9f9cecf896d3cf8583405300707be9eb /drivers/net/wireless
parent2edb4583c6a581e1e48af259db2a2d467d11551d (diff)
downloadlinux-ca74b83b66dbd289a395c6243695d746c76676cc.tar.xz
ath9k_htc: Initialize beacon/CAB queues
This patch initializes the beacon and CAB HW queues when the driver is loaded. Signed-off-by: Sujith <Sujith.Manoharan@atheros.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc.h4
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_init.c14
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_txrx.c28
3 files changed, 39 insertions, 7 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h
index 351c4a44c984..2207299547f8 100644
--- a/drivers/net/wireless/ath/ath9k/htc.h
+++ b/drivers/net/wireless/ath/ath9k/htc.h
@@ -393,6 +393,9 @@ struct ath9k_htc_priv {
int led_off_duration;
int led_on_cnt;
int led_off_cnt;
+
+ int beaconq;
+ int cabq;
int hwq_map[ATH9K_WME_AC_VO+1];
#ifdef CONFIG_ATH9K_HTC_DEBUGFS
@@ -429,6 +432,7 @@ int ath9k_htc_tx_start(struct ath9k_htc_priv *priv, struct sk_buff *skb);
void ath9k_tx_cleanup(struct ath9k_htc_priv *priv);
bool ath9k_htc_txq_setup(struct ath9k_htc_priv *priv,
enum ath9k_tx_queue_subtype qtype);
+int ath9k_htc_cabq_setup(struct ath9k_htc_priv *priv);
int get_hw_qnum(u16 queue, int *hwq_map);
int ath_htc_txq_update(struct ath9k_htc_priv *priv, int qnum,
struct ath9k_tx_queue_info *qinfo);
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
index dc015077a8d9..7ec2c2ec9d52 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
@@ -420,6 +420,20 @@ static int ath9k_init_queues(struct ath9k_htc_priv *priv)
for (i = 0; i < ARRAY_SIZE(priv->hwq_map); i++)
priv->hwq_map[i] = -1;
+ priv->beaconq = ath9k_hw_beaconq_setup(priv->ah);
+ if (priv->beaconq == -1) {
+ ath_print(common, ATH_DBG_FATAL,
+ "Unable to setup BEACON xmit queue\n");
+ goto err;
+ }
+
+ priv->cabq = ath9k_htc_cabq_setup(priv);
+ if (priv->cabq == -1) {
+ ath_print(common, ATH_DBG_FATAL,
+ "Unable to setup CAB xmit queue\n");
+ goto err;
+ }
+
if (!ath9k_htc_txq_setup(priv, ATH9K_WME_AC_BE)) {
ath_print(common, ATH_DBG_FATAL,
"Unable to setup xmit queue for BE traffic\n");
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
index 09ff8f1a68e0..77a487b03c0e 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
@@ -20,6 +20,16 @@
/* 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) {
@@ -297,13 +307,7 @@ 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)
@@ -321,6 +325,16 @@ 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 */
/******/