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ath9k_htc: Initialize beacon/CAB queues

Browse source 
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>
This commit is contained in:
Sujith 2010-05-14 11:18:56 +05:30 committed by John W. Linville
parent 2edb4583c6
commit ca74b83b66
3 changed files with 39 additions and 7 deletions
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4
drivers/net/wireless/ath/ath9k/htc.h
View file

@ -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);

14
drivers/net/wireless/ath/ath9k/htc_drv_init.c
View file

@ -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");

28
drivers/net/wireless/ath/ath9k/htc_drv_txrx.c
View file

@ -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 */
/******/