From 376b16f409232385db0f80faa0711b03fe404616 Mon Sep 17 00:00:00 2001 From: Mike Sinkovsky Date: Wed, 11 Apr 2012 20:14:48 +0000 Subject: drivers/net: Remove CONFIG_WIZNET_TX_FLOW option This option was there for debugging race conditions, just remove it, and assume TX_FLOW is always enabled. Signed-off-by: Mike Sinkovsky Signed-off-by: David S. Miller --- drivers/net/ethernet/wiznet/Kconfig | 8 -------- drivers/net/ethernet/wiznet/w5100.c | 5 ++--- drivers/net/ethernet/wiznet/w5300.c | 9 +++------ 3 files changed, 5 insertions(+), 17 deletions(-) diff --git a/drivers/net/ethernet/wiznet/Kconfig b/drivers/net/ethernet/wiznet/Kconfig index c8291bf905a7..cb18043f5830 100644 --- a/drivers/net/ethernet/wiznet/Kconfig +++ b/drivers/net/ethernet/wiznet/Kconfig @@ -70,12 +70,4 @@ config WIZNET_BUS_ANY Performance may decrease compared to explicitly selected bus mode. endchoice -config WIZNET_TX_FLOW - bool "Use transmit flow control" - depends on WIZNET_W5100 || WIZNET_W5300 - default y - help - This enables transmit flow control for WIZnet chips. - If unsure, say Y. - endif # NET_VENDOR_WIZNET diff --git a/drivers/net/ethernet/wiznet/w5100.c b/drivers/net/ethernet/wiznet/w5100.c index c28e1d57b02d..a4079d7d1af0 100644 --- a/drivers/net/ethernet/wiznet/w5100.c +++ b/drivers/net/ethernet/wiznet/w5100.c @@ -441,8 +441,7 @@ static int w5100_start_tx(struct sk_buff *skb, struct net_device *ndev) struct w5100_priv *priv = netdev_priv(ndev); u16 offset; - if (IS_ENABLED(CONFIG_WIZNET_TX_FLOW)) - netif_stop_queue(ndev); + netif_stop_queue(ndev); offset = w5100_read16(priv, W5100_S0_TX_WR); w5100_writebuf(priv, offset, skb->data, skb->len); @@ -517,7 +516,7 @@ static irqreturn_t w5100_interrupt(int irq, void *ndev_instance) w5100_write(priv, W5100_S0_IR, ir); mmiowb(); - if (IS_ENABLED(CONFIG_WIZNET_TX_FLOW) && (ir & S0_IR_SENDOK)) { + if (ir & S0_IR_SENDOK) { netif_dbg(priv, tx_done, ndev, "tx done\n"); netif_wake_queue(ndev); } diff --git a/drivers/net/ethernet/wiznet/w5300.c b/drivers/net/ethernet/wiznet/w5300.c index 88afde99de8d..7bede7f5defa 100644 --- a/drivers/net/ethernet/wiznet/w5300.c +++ b/drivers/net/ethernet/wiznet/w5300.c @@ -273,9 +273,7 @@ static void w5300_hw_start(struct w5300_priv *priv) S0_MR_MACRAW : S0_MR_MACRAW_MF); mmiowb(); w5300_command(priv, S0_CR_OPEN); - w5300_write(priv, W5300_S0_IMR, IS_ENABLED(CONFIG_WIZNET_TX_FLOW) ? - S0_IR_RECV | S0_IR_SENDOK : - S0_IR_RECV); + w5300_write(priv, W5300_S0_IMR, S0_IR_RECV | S0_IR_SENDOK); w5300_write(priv, W5300_IMR, IR_S0); mmiowb(); } @@ -371,8 +369,7 @@ static int w5300_start_tx(struct sk_buff *skb, struct net_device *ndev) { struct w5300_priv *priv = netdev_priv(ndev); - if (IS_ENABLED(CONFIG_WIZNET_TX_FLOW)) - netif_stop_queue(ndev); + netif_stop_queue(ndev); w5300_write_frame(priv, skb->data, skb->len); mmiowb(); @@ -439,7 +436,7 @@ static irqreturn_t w5300_interrupt(int irq, void *ndev_instance) w5300_write(priv, W5300_S0_IR, ir); mmiowb(); - if (IS_ENABLED(CONFIG_WIZNET_TX_FLOW) && (ir & S0_IR_SENDOK)) { + if (ir & S0_IR_SENDOK) { netif_dbg(priv, tx_done, ndev, "tx done\n"); netif_wake_queue(ndev); } -- cgit v1.2.2