NETIF_F_LLTX is deprecated. Remove private TX locking from the driver
and remove the NETIF_F_LLTX feature flag.

Signed-off-by: Jay Cliburn
---
drivers/net/atlx/atl1.c | 18 +-----------------
1 files changed, 1 insertions(+), 17 deletions(-)

diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index e00a986..5f157e0 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -2109,7 +2109,6 @@ static u16 atl1_tpd_avail(struct atl1_tpd_ring *tpd_ring)
static int atl1_tso(struct atl1_adapter *adapter, struct sk_buff *skb,
struct tx_packet_desc *ptpd)
{
- /* spinlock held */
u8 hdr_len, ip_off;
u32 real_len;
int err;
@@ -2196,7 +2195,6 @@ static int atl1_tx_csum(struct atl1_adapter *adapter, struct sk_buff *skb,
static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
struct tx_packet_desc *ptpd)
{
- /* spinlock held */
struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
struct atl1_buffer *buffer_info;
u16 buf_len = skb->len;
@@ -2303,7 +2301,6 @@ static void atl1_tx_map(struct atl1_adapter *adapter, struct sk_buff *skb,
static void atl1_tx_queue(struct atl1_adapter *adapter, u16 count,
struct tx_packet_desc *ptpd)
{
- /* spinlock held */
struct atl1_tpd_ring *tpd_ring = &adapter->tpd_ring;
struct atl1_buffer *buffer_info;
struct tx_packet_desc *tpd;
@@ -2361,7 +2358,6 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
struct tx_packet_desc *ptpd;
u16 frag_size;
u16 vlan_tag;
- unsigned long flags;
unsigned int nr_frags = 0;
unsigned int mss = 0;
unsigned int f;
@@ -2399,18 +2395,9 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
}
}

- if (!spin_trylock_irqsave(&adapter->lock, flags)) {
- /* Can't get lock - tell upper layer to requeue */
- if (netif_msg_tx_queued(adapter))
- dev_printk(KERN_DEBUG, &adapter->pdev->dev,
- "tx locked\n");
- return NETDEV_TX_LOCKED;
- }
-
if (atl1_tpd_avail(&adapter->tpd_ring) < count) {
/* not enough descriptors */
netif_stop_queue(netdev);
- spin_unlock_irqrestore(&adapter->lock, flags);
if (netif_msg_tx_queued(adapter))
dev_printk(KERN_DEBUG, &adapter->pdev->dev,
"tx busy\n");
@@ -2432,7 +2419,6 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct net_device *netdev)

tso = atl1_tso(adapter, skb, ptpd);
if (tso < 0) {
- spin_unlock_irqrestore(&adapter->lock, flags);
dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
@@ -2440,7 +2426,6 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
if (!tso) {
ret_val = atl1_tx_csum(adapter, skb, ptpd);
if (ret_val < 0) {
- spin_unlock_irqrestore(&adapter->lock, flags);
dev_kfree_skb_any(skb);
return NETDEV_TX_OK;
}
@@ -2449,7 +2434,7 @@ static int atl1_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
atl1_tx_map(adapter, skb, ptpd);
atl1_tx_queue(adapter, count, ptpd);
atl1_update_mailbox(adapter);
- spin_unlock_irqrestore(&adapter->lock, flags);
+ mmiowb();
netdev->trans_start = jiffies;
return NETDEV_TX_OK;
}
@@ -3024,7 +3009,6 @@ static int __devinit atl1_probe(struct pci_dev *pdev,
netdev->features = NETIF_F_HW_CSUM;
netdev->features |= NETIF_F_SG;
netdev->features |= (NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX);
- netdev->features |= NETIF_F_LLTX;

/*
* patch for some L1 of old version,
--
1.5.5.1

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