static int wilc_wlan_txq_add_to_head(struct wilc_vif *vif,
struct txq_entry_t *tqe)
{
unsigned long flags;
struct wilc *wilc = vif->wilc;
if (wilc_lock_timeout(wilc, &wilc->txq_add_to_head_cs,
CFG_PKTS_TIMEOUT))
return -1;
spin_lock_irqsave(&wilc->txq_spinlock, flags);
if (!wilc->txq_head) {
tqe->next = NULL;
tqe->prev = NULL;
wilc->txq_head = tqe;
wilc->txq_tail = tqe;
} else {
tqe->next = wilc->txq_head;
tqe->prev = NULL;
wilc->txq_head->prev = tqe;
wilc->txq_head = tqe;
}
wilc->txq_entries += 1;
spin_unlock_irqrestore(&wilc->txq_spinlock, flags);
up(&wilc->txq_add_to_head_cs);
up(&wilc->txq_event);
return 0;
}
static int wilc_wlan_txq_add_to_head(struct wilc *wilc, struct txq_entry_t *tqe)
{
unsigned long flags;
if (wilc_lock_timeout(wilc, &wilc->txq_add_to_head_cs,
CFG_PKTS_TIMEOUT))
return -1;
spin_lock_irqsave(&wilc->txq_spinlock, flags);
if (!wilc->txq_head) {
tqe->next = NULL;
tqe->prev = NULL;
wilc->txq_head = tqe;
wilc->txq_tail = tqe;
} else {
tqe->next = wilc->txq_head;
tqe->prev = NULL;
wilc->txq_head->prev = tqe;
wilc->txq_head = tqe;
}
wilc->txq_entries += 1;
PRINT_D(TX_DBG, "Number of entries in TxQ = %d\n", wilc->txq_entries);
spin_unlock_irqrestore(&wilc->txq_spinlock, flags);
up(&wilc->txq_add_to_head_cs);
up(&wilc->txq_event);
PRINT_D(TX_DBG, "Wake up the txq_handler\n");
return 0;
}