[PATCH net v4] r8169: Prevent nic to start xmit without default priority.
From: Corcodel Marian <hidden>
Date: 2016-02-04 06:10:00
Subsystem:
8169 10/100/1000 gigabit ethernet driver, networking drivers, the rest · Maintainers:
Heiner Kallweit, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
This patch set default priority before xmit operations and, also when nic running on worst speed (500Mbs-1Mbs), this patch increase speed to 8-10Mbs. Signed-off-by: Corcodel Marian <redacted> --- drivers/net/ethernet/realtek/r8169.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 7588ba7..30eed0d 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c@@ -7113,6 +7113,8 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, u32 opts[2]; int frags; + RTL_W8(TxPoll, NPQ); + if (unlikely(!TX_FRAGS_READY_FOR(tp, skb_shinfo(skb)->nr_frags))) { netif_err(tp, drv, dev, "BUG! Tx Ring full when queue awake!\n"); goto err_stop_0;
@@ -7166,7 +7168,6 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, tp->cur_tx += frags + 1; - RTL_W8(TxPoll, NPQ); mmiowb();
--
2.5.0