diff options
| author | Eric Miao <eric.miao@marvell.com> | 2009-03-09 21:21:07 +0800 |
|---|---|---|
| committer | Eric Miao <eric.miao@marvell.com> | 2009-03-09 21:21:07 +0800 |
| commit | abcea2c322cef559ef2f108b4763d107a5ccc37f (patch) | |
| tree | 5fec7fec372f9bdb70703f6c77bfc49cda945442 /drivers/net/macb.c | |
| parent | 8118aea23c328fd4913b325af53fda9d530b1d56 (diff) | |
| parent | 6d831c6554e4f95083919914955a1a3a4a6acfa9 (diff) | |
Merge branch 'devel' of ssh://master.kernel.org/home/rmk/linux-2.6-arm into devel
Diffstat (limited to 'drivers/net/macb.c')
| -rw-r--r-- | drivers/net/macb.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/macb.c b/drivers/net/macb.c index a04da4ecaa88..f6c4936e2fa8 100644 --- a/drivers/net/macb.c +++ b/drivers/net/macb.c @@ -321,6 +321,10 @@ static void macb_tx(struct macb *bp) printk(KERN_ERR "%s: TX underrun, resetting buffers\n", bp->dev->name); + /* Transfer ongoing, disable transmitter, to avoid confusion */ + if (status & MACB_BIT(TGO)) + macb_writel(bp, NCR, macb_readl(bp, NCR) & ~MACB_BIT(TE)); + head = bp->tx_head; /*Mark all the buffer as used to avoid sending a lost buffer*/ @@ -343,6 +347,10 @@ static void macb_tx(struct macb *bp) } bp->tx_head = bp->tx_tail = 0; + + /* Enable the transmitter again */ + if (status & MACB_BIT(TGO)) + macb_writel(bp, NCR, macb_readl(bp, NCR) | MACB_BIT(TE)); } if (!(status & MACB_BIT(COMP))) |