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path: root/drivers/net/wireless/ath/ath9k/htc_drv_main.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/htc_drv_main.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/htc_drv_main.c82
1 files changed, 36 insertions, 46 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index abbd6effd60..c785129692f 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -75,14 +75,19 @@ unlock:
void ath9k_htc_ps_restore(struct ath9k_htc_priv *priv)
{
+ bool reset;
+
mutex_lock(&priv->htc_pm_lock);
if (--priv->ps_usecount != 0)
goto unlock;
- if (priv->ps_idle)
+ if (priv->ps_idle) {
+ ath9k_hw_setrxabort(priv->ah, true);
+ ath9k_hw_stopdmarecv(priv->ah, &reset);
ath9k_hw_setpower(priv->ah, ATH9K_PM_FULL_SLEEP);
- else if (priv->ps_enabled)
+ } else if (priv->ps_enabled) {
ath9k_hw_setpower(priv->ah, ATH9K_PM_NETWORK_SLEEP);
+ }
unlock:
mutex_unlock(&priv->htc_pm_lock);
@@ -250,7 +255,7 @@ static int ath9k_htc_set_channel(struct ath9k_htc_priv *priv,
u8 cmd_rsp;
int ret;
- if (priv->op_flags & OP_INVALID)
+ if (test_bit(OP_INVALID, &priv->op_flags))
return -EIO;
fastcc = !!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL);
@@ -304,7 +309,7 @@ static int ath9k_htc_set_channel(struct ath9k_htc_priv *priv,
htc_start(priv->htc);
- if (!(priv->op_flags & OP_SCANNING) &&
+ if (!test_bit(OP_SCANNING, &priv->op_flags) &&
!(hw->conf.flags & IEEE80211_CONF_OFFCHANNEL))
ath9k_htc_vif_reconfig(priv);
@@ -750,7 +755,7 @@ void ath9k_htc_start_ani(struct ath9k_htc_priv *priv)
common->ani.shortcal_timer = timestamp;
common->ani.checkani_timer = timestamp;
- priv->op_flags |= OP_ANI_RUNNING;
+ set_bit(OP_ANI_RUNNING, &priv->op_flags);
ieee80211_queue_delayed_work(common->hw, &priv->ani_work,
msecs_to_jiffies(ATH_ANI_POLLINTERVAL));
@@ -759,7 +764,7 @@ void ath9k_htc_start_ani(struct ath9k_htc_priv *priv)
void ath9k_htc_stop_ani(struct ath9k_htc_priv *priv)
{
cancel_delayed_work_sync(&priv->ani_work);
- priv->op_flags &= ~OP_ANI_RUNNING;
+ clear_bit(OP_ANI_RUNNING, &priv->op_flags);
}
void ath9k_htc_ani_work(struct work_struct *work)
@@ -944,7 +949,7 @@ static int ath9k_htc_start(struct ieee80211_hw *hw)
ath_dbg(common, CONFIG,
"Failed to update capability in target\n");
- priv->op_flags &= ~OP_INVALID;
+ clear_bit(OP_INVALID, &priv->op_flags);
htc_start(priv->htc);
spin_lock_bh(&priv->tx.tx_lock);
@@ -973,7 +978,7 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
mutex_lock(&priv->mutex);
- if (priv->op_flags & OP_INVALID) {
+ if (test_bit(OP_INVALID, &priv->op_flags)) {
ath_dbg(common, ANY, "Device not present\n");
mutex_unlock(&priv->mutex);
return;
@@ -1015,7 +1020,7 @@ static void ath9k_htc_stop(struct ieee80211_hw *hw)
ath9k_htc_ps_restore(priv);
ath9k_htc_setpower(priv, ATH9K_PM_FULL_SLEEP);
- priv->op_flags |= OP_INVALID;
+ set_bit(OP_INVALID, &priv->op_flags);
ath_dbg(common, CONFIG, "Driver halt\n");
mutex_unlock(&priv->mutex);
@@ -1105,8 +1110,8 @@ static int ath9k_htc_add_interface(struct ieee80211_hw *hw,
ath9k_htc_set_opmode(priv);
if ((priv->ah->opmode == NL80211_IFTYPE_AP) &&
- !(priv->op_flags & OP_ANI_RUNNING)) {
- ath9k_hw_set_tsfadjust(priv->ah, 1);
+ !test_bit(OP_ANI_RUNNING, &priv->op_flags)) {
+ ath9k_hw_set_tsfadjust(priv->ah, true);
ath9k_htc_start_ani(priv);
}
@@ -1178,24 +1183,20 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
struct ath9k_htc_priv *priv = hw->priv;
struct ath_common *common = ath9k_hw_common(priv->ah);
struct ieee80211_conf *conf = &hw->conf;
+ bool chip_reset = false;
+ int ret = 0;
mutex_lock(&priv->mutex);
+ ath9k_htc_ps_wakeup(priv);
if (changed & IEEE80211_CONF_CHANGE_IDLE) {
- bool enable_radio = false;
- bool idle = !!(conf->flags & IEEE80211_CONF_IDLE);
-
mutex_lock(&priv->htc_pm_lock);
- if (!idle && priv->ps_idle)
- enable_radio = true;
- priv->ps_idle = idle;
- mutex_unlock(&priv->htc_pm_lock);
- if (enable_radio) {
- ath_dbg(common, CONFIG, "not-idle: enabling radio\n");
- ath9k_htc_setpower(priv, ATH9K_PM_AWAKE);
- ath9k_htc_radio_enable(hw);
- }
+ priv->ps_idle = !!(conf->flags & IEEE80211_CONF_IDLE);
+ if (priv->ps_idle)
+ chip_reset = true;
+
+ mutex_unlock(&priv->htc_pm_lock);
}
/*
@@ -1210,7 +1211,7 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
ath9k_htc_remove_monitor_interface(priv);
}
- if (changed & IEEE80211_CONF_CHANGE_CHANNEL) {
+ if ((changed & IEEE80211_CONF_CHANGE_CHANNEL) || chip_reset) {
struct ieee80211_channel *curchan = hw->conf.channel;
int pos = curchan->hw_value;
@@ -1223,8 +1224,8 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
if (ath9k_htc_set_channel(priv, hw, &priv->ah->channels[pos]) < 0) {
ath_err(common, "Unable to set channel\n");
- mutex_unlock(&priv->mutex);
- return -EINVAL;
+ ret = -EINVAL;
+ goto out;
}
}
@@ -1246,21 +1247,10 @@ static int ath9k_htc_config(struct ieee80211_hw *hw, u32 changed)
priv->txpowlimit, &priv->curtxpow);
}
- if (changed & IEEE80211_CONF_CHANGE_IDLE) {
- mutex_lock(&priv->htc_pm_lock);
- if (!priv->ps_idle) {
- mutex_unlock(&priv->htc_pm_lock);
- goto out;
- }
- mutex_unlock(&priv->htc_pm_lock);
-
- ath_dbg(common, CONFIG, "idle: disabling radio\n");
- ath9k_htc_radio_disable(hw);
- }
-
out:
+ ath9k_htc_ps_restore(priv);
mutex_unlock(&priv->mutex);
- return 0;
+ return ret;
}
#define SUPPORTED_FILTERS \
@@ -1285,7 +1275,7 @@ static void ath9k_htc_configure_filter(struct ieee80211_hw *hw,
changed_flags &= SUPPORTED_FILTERS;
*total_flags &= SUPPORTED_FILTERS;
- if (priv->op_flags & OP_INVALID) {
+ if (test_bit(OP_INVALID, &priv->op_flags)) {
ath_dbg(ath9k_hw_common(priv->ah), ANY,
"Unable to configure filter on invalid state\n");
mutex_unlock(&priv->mutex);
@@ -1361,7 +1351,7 @@ static int ath9k_htc_conf_tx(struct ieee80211_hw *hw,
qi.tqi_aifs = params->aifs;
qi.tqi_cwmin = params->cw_min;
qi.tqi_cwmax = params->cw_max;
- qi.tqi_burstTime = params->txop;
+ qi.tqi_burstTime = params->txop * 32;
qnum = get_hw_qnum(queue, priv->hwq_map);
@@ -1516,7 +1506,7 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw,
ath_dbg(common, CONFIG, "Beacon enabled for BSS: %pM\n",
bss_conf->bssid);
ath9k_htc_set_tsfadjust(priv, vif);
- priv->op_flags |= OP_ENABLE_BEACON;
+ set_bit(OP_ENABLE_BEACON, &priv->op_flags);
ath9k_htc_beacon_config(priv, vif);
}
@@ -1529,7 +1519,7 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw,
ath_dbg(common, CONFIG,
"Beacon disabled for BSS: %pM\n",
bss_conf->bssid);
- priv->op_flags &= ~OP_ENABLE_BEACON;
+ clear_bit(OP_ENABLE_BEACON, &priv->op_flags);
ath9k_htc_beacon_config(priv, vif);
}
}
@@ -1542,7 +1532,7 @@ static void ath9k_htc_bss_info_changed(struct ieee80211_hw *hw,
(priv->nvifs == 1) &&
(priv->num_ap_vif == 1) &&
(vif->type == NL80211_IFTYPE_AP)) {
- priv->op_flags |= OP_TSF_RESET;
+ set_bit(OP_TSF_RESET, &priv->op_flags);
}
ath_dbg(common, CONFIG,
"Beacon interval changed for BSS: %pM\n",
@@ -1654,7 +1644,7 @@ static void ath9k_htc_sw_scan_start(struct ieee80211_hw *hw)
mutex_lock(&priv->mutex);
spin_lock_bh(&priv->beacon_lock);
- priv->op_flags |= OP_SCANNING;
+ set_bit(OP_SCANNING, &priv->op_flags);
spin_unlock_bh(&priv->beacon_lock);
cancel_work_sync(&priv->ps_work);
ath9k_htc_stop_ani(priv);
@@ -1667,7 +1657,7 @@ static void ath9k_htc_sw_scan_complete(struct ieee80211_hw *hw)
mutex_lock(&priv->mutex);
spin_lock_bh(&priv->beacon_lock);
- priv->op_flags &= ~OP_SCANNING;
+ clear_bit(OP_SCANNING, &priv->op_flags);
spin_unlock_bh(&priv->beacon_lock);
ath9k_htc_ps_wakeup(priv);
ath9k_htc_vif_reconfig(priv);