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authorMike Sinkovsky <msink@permonline.ru>2012-04-11 20:14:48 (GMT)
committerDavid S. Miller <davem@davemloft.net>2012-04-12 19:45:29 (GMT)
commit376b16f409232385db0f80faa0711b03fe404616 (patch)
tree3204474f3f2235592857ab8320266dd6de6ddf78 /drivers/net
parentcade455596504fae8e134a27189713ddf7c6d04d (diff)
downloadlinux-fsl-qoriq-376b16f409232385db0f80faa0711b03fe404616.tar.xz
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 <msink@permonline.ru> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/ethernet/wiznet/Kconfig8
-rw-r--r--drivers/net/ethernet/wiznet/w5100.c5
-rw-r--r--drivers/net/ethernet/wiznet/w5300.c9
3 files changed, 5 insertions, 17 deletions
diff --git a/drivers/net/ethernet/wiznet/Kconfig b/drivers/net/ethernet/wiznet/Kconfig
index c8291bf..cb18043 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 c28e1d5..a4079d7 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 88afde9..7bede7f 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);
}