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path: root/drivers/net/wireless/mwifiex/main.c
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Diffstat (limited to 'drivers/net/wireless/mwifiex/main.c')
-rw-r--r--drivers/net/wireless/mwifiex/main.c98
1 files changed, 74 insertions, 24 deletions
diff --git a/drivers/net/wireless/mwifiex/main.c b/drivers/net/wireless/mwifiex/main.c
index 7e74b4fccddd..03a95c7d34bf 100644
--- a/drivers/net/wireless/mwifiex/main.c
+++ b/drivers/net/wireless/mwifiex/main.c
@@ -131,10 +131,39 @@ static int mwifiex_unregister(struct mwifiex_adapter *adapter)
return 0;
}
+void mwifiex_queue_main_work(struct mwifiex_adapter *adapter)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&adapter->main_proc_lock, flags);
+ if (adapter->mwifiex_processing) {
+ adapter->more_task_flag = true;
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
+ } else {
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
+ queue_work(adapter->workqueue, &adapter->main_work);
+ }
+}
+EXPORT_SYMBOL_GPL(mwifiex_queue_main_work);
+
+static void mwifiex_queue_rx_work(struct mwifiex_adapter *adapter)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&adapter->rx_proc_lock, flags);
+ if (adapter->rx_processing) {
+ spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
+ } else {
+ spin_unlock_irqrestore(&adapter->rx_proc_lock, flags);
+ queue_work(adapter->rx_workqueue, &adapter->rx_work);
+ }
+}
+
static int mwifiex_process_rx(struct mwifiex_adapter *adapter)
{
unsigned long flags;
struct sk_buff *skb;
+ struct mwifiex_rxinfo *rx_info;
spin_lock_irqsave(&adapter->rx_proc_lock, flags);
if (adapter->rx_processing || adapter->rx_locked) {
@@ -154,9 +183,16 @@ static int mwifiex_process_rx(struct mwifiex_adapter *adapter)
if (adapter->if_ops.submit_rem_rx_urbs)
adapter->if_ops.submit_rem_rx_urbs(adapter);
adapter->delay_main_work = false;
- queue_work(adapter->workqueue, &adapter->main_work);
+ mwifiex_queue_main_work(adapter);
+ }
+ rx_info = MWIFIEX_SKB_RXCB(skb);
+ if (rx_info->buf_type == MWIFIEX_TYPE_AGGR_DATA) {
+ if (adapter->if_ops.deaggr_pkt)
+ adapter->if_ops.deaggr_pkt(adapter, skb);
+ dev_kfree_skb_any(skb);
+ } else {
+ mwifiex_handle_rx_packet(adapter, skb);
}
- mwifiex_handle_rx_packet(adapter, skb);
}
spin_lock_irqsave(&adapter->rx_proc_lock, flags);
adapter->rx_processing = false;
@@ -189,15 +225,17 @@ int mwifiex_main_process(struct mwifiex_adapter *adapter)
spin_lock_irqsave(&adapter->main_proc_lock, flags);
/* Check if already processing */
- if (adapter->mwifiex_processing) {
+ if (adapter->mwifiex_processing || adapter->main_locked) {
+ adapter->more_task_flag = true;
spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
goto exit_main_proc;
} else {
adapter->mwifiex_processing = true;
- spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
}
process_start:
do {
+ adapter->more_task_flag = false;
+ spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
if ((adapter->hw_status == MWIFIEX_HW_STATUS_CLOSING) ||
(adapter->hw_status == MWIFIEX_HW_STATUS_NOT_READY))
break;
@@ -212,9 +250,7 @@ process_start:
if (atomic_read(&adapter->rx_pending) >= HIGH_RX_PENDING &&
adapter->iface_type != MWIFIEX_USB) {
adapter->delay_main_work = true;
- if (!adapter->rx_processing)
- queue_work(adapter->rx_workqueue,
- &adapter->rx_work);
+ mwifiex_queue_rx_work(adapter);
break;
}
@@ -227,24 +263,26 @@ process_start:
}
if (adapter->rx_work_enabled && adapter->data_received)
- queue_work(adapter->rx_workqueue, &adapter->rx_work);
+ mwifiex_queue_rx_work(adapter);
/* Need to wake up the card ? */
if ((adapter->ps_state == PS_STATE_SLEEP) &&
(adapter->pm_wakeup_card_req &&
!adapter->pm_wakeup_fw_try) &&
(is_command_pending(adapter) ||
+ !skb_queue_empty(&adapter->tx_data_q) ||
!mwifiex_wmm_lists_empty(adapter))) {
adapter->pm_wakeup_fw_try = true;
mod_timer(&adapter->wakeup_timer, jiffies + (HZ*3));
adapter->if_ops.wakeup(adapter);
+ spin_lock_irqsave(&adapter->main_proc_lock, flags);
continue;
}
if (IS_CARD_RX_RCVD(adapter)) {
adapter->data_received = false;
adapter->pm_wakeup_fw_try = false;
- del_timer_sync(&adapter->wakeup_timer);
+ del_timer(&adapter->wakeup_timer);
if (adapter->ps_state == PS_STATE_SLEEP)
adapter->ps_state = PS_STATE_AWAKE;
} else {
@@ -257,7 +295,8 @@ process_start:
if ((!adapter->scan_chan_gap_enabled &&
adapter->scan_processing) || adapter->data_sent ||
- mwifiex_wmm_lists_empty(adapter)) {
+ (mwifiex_wmm_lists_empty(adapter) &&
+ skb_queue_empty(&adapter->tx_data_q))) {
if (adapter->cmd_sent || adapter->curr_cmd ||
(!is_command_pending(adapter)))
break;
@@ -295,8 +334,10 @@ process_start:
if ((adapter->ps_state == PS_STATE_SLEEP) ||
(adapter->ps_state == PS_STATE_PRE_SLEEP) ||
(adapter->ps_state == PS_STATE_SLEEP_CFM) ||
- adapter->tx_lock_flag)
+ adapter->tx_lock_flag){
+ spin_lock_irqsave(&adapter->main_proc_lock, flags);
continue;
+ }
if (!adapter->cmd_sent && !adapter->curr_cmd) {
if (mwifiex_exec_next_cmd(adapter) == -1) {
@@ -307,6 +348,20 @@ process_start:
if ((adapter->scan_chan_gap_enabled ||
!adapter->scan_processing) &&
+ !adapter->data_sent &&
+ !skb_queue_empty(&adapter->tx_data_q)) {
+ mwifiex_process_tx_queue(adapter);
+ if (adapter->hs_activated) {
+ adapter->is_hs_configured = false;
+ mwifiex_hs_activated_event
+ (mwifiex_get_priv
+ (adapter, MWIFIEX_BSS_ROLE_ANY),
+ false);
+ }
+ }
+
+ if ((adapter->scan_chan_gap_enabled ||
+ !adapter->scan_processing) &&
!adapter->data_sent && !mwifiex_wmm_lists_empty(adapter)) {
mwifiex_wmm_process_tx(adapter);
if (adapter->hs_activated) {
@@ -320,7 +375,8 @@ process_start:
if (adapter->delay_null_pkt && !adapter->cmd_sent &&
!adapter->curr_cmd && !is_command_pending(adapter) &&
- mwifiex_wmm_lists_empty(adapter)) {
+ (mwifiex_wmm_lists_empty(adapter) &&
+ skb_queue_empty(&adapter->tx_data_q))) {
if (!mwifiex_send_null_packet
(mwifiex_get_priv(adapter, MWIFIEX_BSS_ROLE_STA),
MWIFIEX_TxPD_POWER_MGMT_NULL_PACKET |
@@ -330,15 +386,12 @@ process_start:
}
break;
}
+ spin_lock_irqsave(&adapter->main_proc_lock, flags);
} while (true);
spin_lock_irqsave(&adapter->main_proc_lock, flags);
- if (!adapter->delay_main_work &&
- (adapter->int_status || IS_CARD_RX_RCVD(adapter))) {
- spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
+ if (adapter->more_task_flag)
goto process_start;
- }
-
adapter->mwifiex_processing = false;
spin_unlock_irqrestore(&adapter->main_proc_lock, flags);
@@ -466,7 +519,7 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
rtnl_lock();
/* Create station interface by default */
- wdev = mwifiex_add_virtual_intf(adapter->wiphy, "mlan%d",
+ wdev = mwifiex_add_virtual_intf(adapter->wiphy, "mlan%d", NET_NAME_ENUM,
NL80211_IFTYPE_STATION, NULL, NULL);
if (IS_ERR(wdev)) {
dev_err(adapter->dev, "cannot create default STA interface\n");
@@ -475,7 +528,7 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
}
if (driver_mode & MWIFIEX_DRIVER_MODE_UAP) {
- wdev = mwifiex_add_virtual_intf(adapter->wiphy, "uap%d",
+ wdev = mwifiex_add_virtual_intf(adapter->wiphy, "uap%d", NET_NAME_ENUM,
NL80211_IFTYPE_AP, NULL, NULL);
if (IS_ERR(wdev)) {
dev_err(adapter->dev, "cannot create AP interface\n");
@@ -485,7 +538,7 @@ static void mwifiex_fw_dpc(const struct firmware *firmware, void *context)
}
if (driver_mode & MWIFIEX_DRIVER_MODE_P2P) {
- wdev = mwifiex_add_virtual_intf(adapter->wiphy, "p2p%d",
+ wdev = mwifiex_add_virtual_intf(adapter->wiphy, "p2p%d", NET_NAME_ENUM,
NL80211_IFTYPE_P2P_CLIENT, NULL,
NULL);
if (IS_ERR(wdev)) {
@@ -604,7 +657,7 @@ int mwifiex_queue_tx_pkt(struct mwifiex_private *priv, struct sk_buff *skb)
atomic_inc(&priv->adapter->tx_pending);
mwifiex_wmm_add_buf_txqueue(priv, skb);
- queue_work(priv->adapter->workqueue, &priv->adapter->main_work);
+ mwifiex_queue_main_work(priv->adapter);
return 0;
}
@@ -1096,9 +1149,6 @@ mwifiex_add_card(void *card, struct semaphore *sem,
INIT_WORK(&adapter->rx_work, mwifiex_rx_work_queue);
}
- if (adapter->if_ops.iface_work)
- INIT_WORK(&adapter->iface_work, adapter->if_ops.iface_work);
-
/* Register the device. Fill up the private data structure with relevant
information from the card. */
if (adapter->if_ops.register_dev(adapter)) {