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path: root/drivers/net/wireless/libertas/tx.c
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Diffstat (limited to 'drivers/net/wireless/libertas/tx.c')
-rw-r--r--drivers/net/wireless/libertas/tx.c45
1 files changed, 13 insertions, 32 deletions
diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c
index 336544cdeca..7bc21243825 100644
--- a/drivers/net/wireless/libertas/tx.c
+++ b/drivers/net/wireless/libertas/tx.c
@@ -56,8 +56,9 @@ static u32 convert_radiotap_rate_to_mv(u8 rate)
* @param skb A pointer to skb which includes TX packet
* @return 0 or -1
*/
-static int lbs_process_tx(struct lbs_private *priv, struct sk_buff *skb)
+int lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
+ struct lbs_private *priv = dev->priv;
int ret = -1;
struct txpd localtxpd;
struct txpd *plocaltxpd = &localtxpd;
@@ -70,12 +71,21 @@ static int lbs_process_tx(struct lbs_private *priv, struct sk_buff *skb)
lbs_deb_hex(LBS_DEB_TX, "TX Data", skb->data, min_t(unsigned int, skb->len, 100));
+ netif_stop_queue(priv->dev);
+ if (priv->mesh_dev)
+ netif_stop_queue(priv->mesh_dev);
+
if (priv->dnld_sent) {
lbs_pr_alert( "TX error: dnld_sent = %d, not sending\n",
priv->dnld_sent);
goto done;
}
+ if (priv->currenttxskb) {
+ lbs_pr_err("%s while TX skb pending\n", __func__);
+ goto done;
+ }
+
if ((priv->psstate == PS_STATE_SLEEP) ||
(priv->psstate == PS_STATE_PRE_SLEEP)) {
lbs_pr_alert("TX error: packet xmit in %ssleep mode\n",
@@ -154,6 +164,8 @@ done_tx:
if (!ret) {
priv->stats.tx_packets++;
priv->stats.tx_bytes += skb->len;
+
+ dev->trans_start = jiffies;
} else {
priv->stats.tx_dropped++;
priv->stats.tx_errors++;
@@ -179,37 +191,6 @@ 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.