[U-Boot] [PATCH 4/4] zynq: gem: Setting up WRAP bit for one TX bd

Michal Simek
2015-05-26T11:40:14Z

Setting up WRAP bit to indicate that this is the last TX BD in the
chain.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

drivers/net/zynq_gem.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/zynq_gem.c b/drivers/net/zynq_gem.c
index f0546d75bf71..970594a7953c 100644
--- a/drivers/net/zynq_gem.c
+++ b/drivers/net/zynq_gem.c
@@ -403,7 +403,8 @@ static int zynq_gem_send(struct eth_device *dev, void *ptr, int len)

priv->tx_bd->addr = (u32)ptr;
priv->tx_bd->status = (len & ZYNQ_GEM_TXBUF_FRMLEN_MASK) |
- ZYNQ_GEM_TXBUF_LAST_MASK;
+ ZYNQ_GEM_TXBUF_LAST_MASK |
+ ZYNQ_GEM_TXBUF_WRAP_MASK;

addr = (u32) ptr;
addr &= ~(ARCH_DMA_MINALIGN - 1);
--
2.3.5