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net: fec: init maximum receive buffer size for ring1 and ring2

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i.MX6SX fec support three rx ring1, the current driver lost to init
ring1 and ring2 maximum receive buffer size, that cause receving
frame date length error. The driver reports "rcv is not +last" error
log in user case.

Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nimrod Andy
2014-11-23 17:23:06 +08:00
committed by David S. Miller
parent c33d23c215
commit d543a76295
2 changed files with 10 additions and 5 deletions
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4
drivers/net/ethernet/freescale/fec_main.c
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@@ -867,6 +867,7 @@ static void fec_enet_enable_ring(struct net_device *ndev)
for (i = 0; i < fep->num_rx_queues; i++) {
rxq = fep->rx_queue[i];
writel(rxq->bd_dma, fep->hwp + FEC_R_DES_START(i));
writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE(i));
/* enable DMA1/2 */
if (i)
@@ -941,9 +942,6 @@ fec_restart(struct net_device *ndev)
/* Clear any outstanding interrupt. */
writel(0xffc00000, fep->hwp + FEC_IEVENT);
/* Set maximum receive buffer size. */
writel(PKT_MAXBLR_SIZE, fep->hwp + FEC_R_BUFF_SIZE);
fec_enet_bd_init(ndev);
fec_enet_enable_ring(ndev);