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authorIngo Molnar <mingo@kernel.org>2012-03-26 17:18:44 +0200
committerIngo Molnar <mingo@kernel.org>2012-03-26 17:19:03 +0200
commit7fd52392c56361a40f0c630a82b36b95ca31eac6 (patch)
tree14091de24c6b28ea4cae9826f98aeedb7be091f5 /drivers/net/ethernet/freescale/gianfar.c
parentperf: Move mmap page data_head offset assertion out of header (diff)
parentMerge tag 'stable/for-linus-3.4-tag-two' of git://git.kernel.org/pub/scm/linu... (diff)
downloadlinux-7fd52392c56361a40f0c630a82b36b95ca31eac6.tar.xz
linux-7fd52392c56361a40f0c630a82b36b95ca31eac6.zip
Merge branch 'linus' into perf/urgent
Merge reason: we need to fix a non-trivial merge conflict. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/net/ethernet/freescale/gianfar.c')
-rw-r--r--drivers/net/ethernet/freescale/gianfar.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
index 39d160d353a4..d9428f0e738a 100644
--- a/drivers/net/ethernet/freescale/gianfar.c
+++ b/drivers/net/ethernet/freescale/gianfar.c
@@ -1,5 +1,5 @@
/*
- * drivers/net/gianfar.c
+ * drivers/net/ethernet/freescale/gianfar.c
*
* Gianfar Ethernet Driver
* This driver is designed for the non-CPM ethernet controllers
@@ -104,10 +104,7 @@
#include "fsl_pq_mdio.h"
#define TX_TIMEOUT (1*HZ)
-#undef BRIEF_GFAR_ERRORS
-#undef VERBOSE_GFAR_ERRORS
-const char gfar_driver_name[] = "Gianfar Ethernet";
const char gfar_driver_version[] = "1.3";
static int gfar_enet_open(struct net_device *dev);
@@ -1755,9 +1752,12 @@ static void free_skb_resources(struct gfar_private *priv)
/* Go through all the buffer descriptors and free their data buffers */
for (i = 0; i < priv->num_tx_queues; i++) {
+ struct netdev_queue *txq;
tx_queue = priv->tx_queue[i];
+ txq = netdev_get_tx_queue(tx_queue->dev, tx_queue->qindex);
if(tx_queue->tx_skbuff)
free_skb_tx_queue(tx_queue);
+ netdev_tx_reset_queue(txq);
}
for (i = 0; i < priv->num_rx_queues; i++) {
@@ -2217,6 +2217,8 @@ static int gfar_start_xmit(struct sk_buff *skb, struct net_device *dev)
lstatus |= BD_LFLAG(TXBD_CRC | TXBD_READY) | skb_headlen(skb);
}
+ netdev_tx_sent_queue(txq, skb->len);
+
/*
* We can work in parallel with gfar_clean_tx_ring(), except
* when modifying num_txbdfree. Note that we didn't grab the lock
@@ -2460,6 +2462,7 @@ static void gfar_align_skb(struct sk_buff *skb)
static int gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue)
{
struct net_device *dev = tx_queue->dev;
+ struct netdev_queue *txq;
struct gfar_private *priv = netdev_priv(dev);
struct gfar_priv_rx_q *rx_queue = NULL;
struct txbd8 *bdp, *next = NULL;
@@ -2471,10 +2474,13 @@ static int gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue)
int frags = 0, nr_txbds = 0;
int i;
int howmany = 0;
+ int tqi = tx_queue->qindex;
+ unsigned int bytes_sent = 0;
u32 lstatus;
size_t buflen;
- rx_queue = priv->rx_queue[tx_queue->qindex];
+ rx_queue = priv->rx_queue[tqi];
+ txq = netdev_get_tx_queue(dev, tqi);
bdp = tx_queue->dirty_tx;
skb_dirtytx = tx_queue->skb_dirtytx;
@@ -2533,6 +2539,8 @@ static int gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue)
bdp = next_txbd(bdp, base, tx_ring_size);
}
+ bytes_sent += skb->len;
+
/*
* If there's room in the queue (limit it to rx_buffer_size)
* we add this skb back into the pool, if it's the right size
@@ -2557,13 +2565,15 @@ static int gfar_clean_tx_ring(struct gfar_priv_tx_q *tx_queue)
}
/* If we freed a buffer, we can restart transmission, if necessary */
- if (__netif_subqueue_stopped(dev, tx_queue->qindex) && tx_queue->num_txbdfree)
- netif_wake_subqueue(dev, tx_queue->qindex);
+ if (netif_tx_queue_stopped(txq) && tx_queue->num_txbdfree)
+ netif_wake_subqueue(dev, tqi);
/* Update dirty indicators */
tx_queue->skb_dirtytx = skb_dirtytx;
tx_queue->dirty_tx = bdp;
+ netdev_tx_completed_queue(txq, howmany, bytes_sent);
+
return howmany;
}