diff options
Diffstat (limited to 'drivers/net/wireless/libertas/tx.c')
| -rw-r--r-- | drivers/net/wireless/libertas/tx.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c index 10596f3bb59..336544cdeca 100644 --- a/drivers/net/wireless/libertas/tx.c +++ b/drivers/net/wireless/libertas/tx.c @@ -56,7 +56,7 @@ static u32 convert_radiotap_rate_to_mv(u8 rate) * @param skb A pointer to skb which includes TX packet * @return 0 or -1 */ -int lbs_process_tx(struct lbs_private *priv, struct sk_buff *skb) +static int lbs_process_tx(struct lbs_private *priv, struct sk_buff *skb) { int ret = -1; struct txpd localtxpd; @@ -179,6 +179,37 @@ done: return ret; } +int lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + int ret = 0; + struct lbs_private *priv = dev->priv; + + lbs_deb_enter(LBS_DEB_TX); + + /* We could return NETDEV_TX_BUSY here, but I'd actually + like to get the point where we can BUG() */ + if (priv->dnld_sent) { + lbs_pr_err("%s while dnld_sent\n", __func__); + priv->stats.tx_dropped++; + goto done; + } + if (priv->currenttxskb) { + lbs_pr_err("%s while TX skb pending\n", __func__); + priv->stats.tx_dropped++; + goto done; + } + + netif_stop_queue(priv->dev); + if (priv->mesh_dev) + netif_stop_queue(priv->mesh_dev); + + if (lbs_process_tx(priv, skb) == 0) + dev->trans_start = jiffies; +done: + lbs_deb_leave_args(LBS_DEB_TX, "ret %d", ret); + return ret; +} + /** * @brief This function sends to the host the last transmitted packet, * filling the radiotap headers with transmission information. |