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authorSandeep Gopalpet <sandeep.kumar@freescale.com>2009-12-16 01:14:58 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-18 20:38:36 -0800
commit1ccb8389f26f2d513b06abe45d8e0b8f32458302 (patch)
tree26d883f2fa2bc9692ab68707e6c73758f6723591 /drivers/net/gianfar.c
parente6bf95ffa8d6f8f4b7ee33ea01490d95b0bbeb6e (diff)
gianfar: Fix a filer bug
We need to enable filer whenever we need to use multiple RX queues. Also, need to program RIR0 register with the required distribution we require, if using RX filer hashing support for packet distribution to multiple queues. Signed-off-by: Sandeep Gopalpet <Sandeep.Kumar@freescale.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/gianfar.c')
-rw-r--r--drivers/net/gianfar.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 6850dc0a7b9..1616531a71f 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -357,8 +357,11 @@ static void gfar_init_mac(struct net_device *ndev)
/* Configure the coalescing support */
gfar_configure_coalescing(priv, 0xFF, 0xFF);
- if (priv->rx_filer_enable)
+ if (priv->rx_filer_enable) {
rctrl |= RCTRL_FILREN;
+ /* Program the RIR0 reg with the required distribution */
+ gfar_write(&regs->rir0, DEFAULT_RIR0);
+ }
if (priv->rx_csum_enable)
rctrl |= RCTRL_CHECKSUMMING;
@@ -1022,6 +1025,9 @@ static int gfar_probe(struct of_device *ofdev,
priv->rx_queue[i]->rxic = DEFAULT_RXIC;
}
+ /* enable filer if using multiple RX queues*/
+ if(priv->num_rx_queues > 1)
+ priv->rx_filer_enable = 1;
/* Enable most messages by default */
priv->msg_enable = (NETIF_MSG_IFUP << 1 ) - 1;