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ath9k_htc: Configure the beacon queue

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Set operating parameters (cwmin, cwmax) for the beacon queue
in AP mode.

Signed-off-by: Sujith Manoharan <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith Manoharan 2011-04-13 11:23:26 +05:30 committed by John W. Linville
parent 9b674a0207
commit 2493a547ee
1 changed files with 46 additions and 31 deletions
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77
drivers/net/wireless/ath/ath9k/htc_drv_beacon.c
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@ -18,6 +18,50 @@
#define FUDGE 2 #define FUDGE 2
void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv)
{
struct ath_hw *ah = priv->ah;
struct ath9k_tx_queue_info qi, qi_be;
memset(&qi, 0, sizeof(struct ath9k_tx_queue_info));
memset(&qi_be, 0, sizeof(struct ath9k_tx_queue_info));
ath9k_hw_get_txq_props(ah, priv->beaconq, &qi);
if (priv->ah->opmode == NL80211_IFTYPE_AP) {
qi.tqi_aifs = 1;
qi.tqi_cwmin = 0;
qi.tqi_cwmax = 0;
} else if (priv->ah->opmode == NL80211_IFTYPE_ADHOC) {
int qnum = priv->hwq_map[WME_AC_BE];
ath9k_hw_get_txq_props(ah, qnum, &qi_be);
qi.tqi_aifs = qi_be.tqi_aifs;
/*
* For WIFI Beacon Distribution
* Long slot time : 2x cwmin
* Short slot time : 4x cwmin
*/
if (ah->slottime == ATH9K_SLOT_TIME_20)
qi.tqi_cwmin = 2*qi_be.tqi_cwmin;
else
qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
qi.tqi_cwmax = qi_be.tqi_cwmax;
}
if (!ath9k_hw_set_txq_props(ah, priv->beaconq, &qi)) {
ath_err(ath9k_hw_common(ah),
"Unable to update beacon queue %u!\n", priv->beaconq);
} else {
ath9k_hw_resettxqueue(ah, priv->beaconq);
}
}
static void ath9k_htc_beacon_config_sta(struct ath9k_htc_priv *priv, static void ath9k_htc_beacon_config_sta(struct ath9k_htc_priv *priv,
struct htc_beacon_config *bss_conf) struct htc_beacon_config *bss_conf)
{ {
@ -176,6 +220,8 @@ static void ath9k_htc_beacon_config_ap(struct ath9k_htc_priv *priv,
"imask: 0x%x\n", "imask: 0x%x\n",
bss_conf->beacon_interval, nexttbtt, imask); bss_conf->beacon_interval, nexttbtt, imask);
ath9k_htc_beaconq_config(priv);
WMI_CMD(WMI_DISABLE_INTR_CMDID); WMI_CMD(WMI_DISABLE_INTR_CMDID);
ath9k_hw_beaconinit(priv->ah, TU_TO_USEC(nexttbtt), TU_TO_USEC(intval)); ath9k_hw_beaconinit(priv->ah, TU_TO_USEC(nexttbtt), TU_TO_USEC(intval));
priv->cur_beacon_conf.bmiss_cnt = 0; priv->cur_beacon_conf.bmiss_cnt = 0;
@ -347,37 +393,6 @@ void ath9k_htc_swba(struct ath9k_htc_priv *priv)
ath9k_htc_send_beacon(priv, slot); ath9k_htc_send_beacon(priv, slot);
} }
/* Currently, only for IBSS */
void ath9k_htc_beaconq_config(struct ath9k_htc_priv *priv)
{
struct ath_hw *ah = priv->ah;
struct ath9k_tx_queue_info qi, qi_be;
int qnum = priv->hwq_map[WME_AC_BE];
memset(&qi, 0, sizeof(struct ath9k_tx_queue_info));
memset(&qi_be, 0, sizeof(struct ath9k_tx_queue_info));
ath9k_hw_get_txq_props(ah, qnum, &qi_be);
qi.tqi_aifs = qi_be.tqi_aifs;
/* For WIFI Beacon Distribution
* Long slot time : 2x cwmin
* Short slot time : 4x cwmin
*/
if (ah->slottime == ATH9K_SLOT_TIME_20)
qi.tqi_cwmin = 2*qi_be.tqi_cwmin;
else
qi.tqi_cwmin = 4*qi_be.tqi_cwmin;
qi.tqi_cwmax = qi_be.tqi_cwmax;
if (!ath9k_hw_set_txq_props(ah, priv->beaconq, &qi)) {
ath_err(ath9k_hw_common(ah),
"Unable to update beacon queue %u!\n", qnum);
} else {
ath9k_hw_resettxqueue(ah, priv->beaconq);
}
}
void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv, void ath9k_htc_assign_bslot(struct ath9k_htc_priv *priv,
struct ieee80211_vif *vif) struct ieee80211_vif *vif)
{ {