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net: zynq: Setup BD when structures are filled

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Fix incorrect sequence in BD handling.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Michal Simek 2015-08-17 09:50:09 +02:00
parent ff4758789e
commit 45c0774151
1 changed files with 3 additions and 3 deletions
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6
drivers/net/zynq_gem.c
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@ -406,9 +406,6 @@ static int zynq_gem_send(struct eth_device *dev, void *ptr, int len)
struct zynq_gem_priv *priv = dev->priv;
struct zynq_gem_regs *regs = (struct zynq_gem_regs *)dev->iobase;
/* setup BD */
writel((ulong)priv->tx_bd, &regs->txqbase);
/* Setup Tx BD */
memset(priv->tx_bd, 0, sizeof(struct emac_bd));
@ -417,6 +414,9 @@ static int zynq_gem_send(struct eth_device *dev, void *ptr, int len)
ZYNQ_GEM_TXBUF_LAST_MASK |
ZYNQ_GEM_TXBUF_WRAP_MASK;
/* setup BD */
writel((ulong)priv->tx_bd, &regs->txqbase);
addr = (ulong) ptr;
addr &= ~(ARCH_DMA_MINALIGN - 1);
size = roundup(len, ARCH_DMA_MINALIGN);