bna: Fix for TX queue

Change Details:
	- Call netif_wake_queue() if we have freed up sufficient elements
	at the end of completion processing
	- Add netif_queue_stopped counter back to bnad_drv_stats {}
	- Get netif_queue_stopped value from stack
	- Remove BUG_ON() on value returned by pci_unmap_addr()

Signed-off-by: Debashis Dutt <ddutt@brocade.com>
Signed-off-by: Rasesh Mody <rmody@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/net/bna/bnad.h b/drivers/net/bna/bnad.h
index f59685a5543d..1954dea4cbf2 100644
--- a/drivers/net/bna/bnad.h
+++ b/drivers/net/bna/bnad.h
@@ -126,6 +126,7 @@ struct bnad_completion {
 struct bnad_drv_stats {
         u64             netif_queue_stop;
         u64             netif_queue_wakeup;
+        u64             netif_queue_stopped;
         u64             tso4;
         u64             tso6;
         u64             tso_err;
@@ -308,8 +309,10 @@ extern void bnad_cleanup_rx(struct bnad *bnad, uint rx_id);
 extern void bnad_dim_timer_start(struct bnad *bnad);
 
 /* Statistics */
-extern void bnad_netdev_qstats_fill(struct bnad *bnad, struct rtnl_link_stats64 *stats);
-extern void bnad_netdev_hwstats_fill(struct bnad *bnad, struct rtnl_link_stats64 *stats);
+extern void bnad_netdev_qstats_fill(struct bnad *bnad,
+                struct rtnl_link_stats64 *stats);
+extern void bnad_netdev_hwstats_fill(struct bnad *bnad,
+                struct rtnl_link_stats64 *stats);
 
 /**
  * MACROS