[PATCH net-next V2 10/16] net: fec: clear cbd_sc after transmission to help with debugging
From: Troy Kisky <hidden>
Date: 2016-02-25 00:36:53
Also in:
netdev
Subsystem:
freescale imx / mxc fec driver, networking drivers, the rest · Maintainers:
Wei Fang, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
When the tx queue is dumped, it is easier to see that this entry is idle. Signed-off-by: Troy Kisky <redacted> --- drivers/net/ethernet/freescale/fec_main.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 1902897..96a0394 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c@@ -1164,6 +1164,8 @@ static void fec_txq(struct net_device *ndev, struct fec_enet_private *fep, } break; } + bdp->cbd_sc = cpu_to_fec16((bdp == txq->bd.last) ? + BD_SC_WRAP : 0); index = fec_enet_get_bd_index(bdp, &txq->bd);
--
2.5.0