From 032fe6e9e253ebb37a0df0893844674dea9210fd Mon Sep 17 00:00:00 2001 From: Jesse Brandeburg Date: Tue, 24 Oct 2006 14:46:04 -0700 Subject: [PATCH] e1000: FIX: Don't limit descriptor size to 4kb for PCI-E adapters 82571 and newer chispets don't need to limit desc. length to 4kb and can handle 8kb sizes. Signed-off-by: Jesse Brandeburg Signed-off-by: Auke Kok --- drivers/net/e1000/e1000_main.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index 7362e124017..e75909ee6d8 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -2992,6 +2992,11 @@ e1000_xmit_frame(struct sk_buff *skb, struct net_device *netdev) return NETDEV_TX_OK; } + /* 82571 and newer doesn't need the workaround that limited descriptor + * length to 4kB */ + if (adapter->hw.mac_type >= e1000_82571) + max_per_txd = 8192; + #ifdef NETIF_F_TSO mss = skb_shinfo(skb)->gso_size; /* The controller does a simple calculation to -- 2.46.0