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path: root/drivers/net/mv643xx_eth.c
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Diffstat (limited to 'drivers/net/mv643xx_eth.c')
-rw-r--r--drivers/net/mv643xx_eth.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c
index 40ae36b20c9d..9eeb8db10af9 100644
--- a/drivers/net/mv643xx_eth.c
+++ b/drivers/net/mv643xx_eth.c
@@ -2617,7 +2617,6 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
2617 struct eth_tx_desc *current_descriptor; 2617 struct eth_tx_desc *current_descriptor;
2618 struct eth_tx_desc *first_descriptor; 2618 struct eth_tx_desc *first_descriptor;
2619 u32 command; 2619 u32 command;
2620 unsigned long flags;
2621 2620
2622 /* Do not process Tx ring in case of Tx ring resource error */ 2621 /* Do not process Tx ring in case of Tx ring resource error */
2623 if (mp->tx_resource_err) 2622 if (mp->tx_resource_err)
@@ -2634,8 +2633,6 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
2634 return ETH_ERROR; 2633 return ETH_ERROR;
2635 } 2634 }
2636 2635
2637 spin_lock_irqsave(&mp->lock, flags);
2638
2639 mp->tx_ring_skbs++; 2636 mp->tx_ring_skbs++;
2640 BUG_ON(mp->tx_ring_skbs > mp->tx_ring_size); 2637 BUG_ON(mp->tx_ring_skbs > mp->tx_ring_size);
2641 2638
@@ -2685,15 +2682,11 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
2685 mp->tx_resource_err = 1; 2682 mp->tx_resource_err = 1;
2686 mp->tx_curr_desc_q = tx_first_desc; 2683 mp->tx_curr_desc_q = tx_first_desc;
2687 2684
2688 spin_unlock_irqrestore(&mp->lock, flags);
2689
2690 return ETH_QUEUE_LAST_RESOURCE; 2685 return ETH_QUEUE_LAST_RESOURCE;
2691 } 2686 }
2692 2687
2693 mp->tx_curr_desc_q = tx_next_desc; 2688 mp->tx_curr_desc_q = tx_next_desc;
2694 2689
2695 spin_unlock_irqrestore(&mp->lock, flags);
2696
2697 return ETH_OK; 2690 return ETH_OK;
2698} 2691}
2699#else 2692#else
@@ -2704,14 +2697,11 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
2704 int tx_desc_used; 2697 int tx_desc_used;
2705 struct eth_tx_desc *current_descriptor; 2698 struct eth_tx_desc *current_descriptor;
2706 unsigned int command_status; 2699 unsigned int command_status;
2707 unsigned long flags;
2708 2700
2709 /* Do not process Tx ring in case of Tx ring resource error */ 2701 /* Do not process Tx ring in case of Tx ring resource error */
2710 if (mp->tx_resource_err) 2702 if (mp->tx_resource_err)
2711 return ETH_QUEUE_FULL; 2703 return ETH_QUEUE_FULL;
2712 2704
2713 spin_lock_irqsave(&mp->lock, flags);
2714
2715 mp->tx_ring_skbs++; 2705 mp->tx_ring_skbs++;
2716 BUG_ON(mp->tx_ring_skbs > mp->tx_ring_size); 2706 BUG_ON(mp->tx_ring_skbs > mp->tx_ring_size);
2717 2707
@@ -2742,12 +2732,9 @@ static ETH_FUNC_RET_STATUS eth_port_send(struct mv643xx_private *mp,
2742 /* Check for ring index overlap in the Tx desc ring */ 2732 /* Check for ring index overlap in the Tx desc ring */
2743 if (tx_desc_curr == tx_desc_used) { 2733 if (tx_desc_curr == tx_desc_used) {
2744 mp->tx_resource_err = 1; 2734 mp->tx_resource_err = 1;
2745
2746 spin_unlock_irqrestore(&mp->lock, flags);
2747 return ETH_QUEUE_LAST_RESOURCE; 2735 return ETH_QUEUE_LAST_RESOURCE;
2748 } 2736 }
2749 2737
2750 spin_unlock_irqrestore(&mp->lock, flags);
2751 return ETH_OK; 2738 return ETH_OK;
2752} 2739}
2753#endif 2740#endif