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yaml
---
r: 300595
b: refs/heads/master
c: 376b16f
h: refs/heads/master
i:
  300593: 725f372
  300591: 901e2b8
v: v3
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Mike Sinkovsky authored and David S. Miller committed Apr 12, 2012
1 parent f1607d4 commit 77b7802
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Showing 4 changed files with 6 additions and 18 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: cade455596504fae8e134a27189713ddf7c6d04d
refs/heads/master: 376b16f409232385db0f80faa0711b03fe404616
8 changes: 0 additions & 8 deletions trunk/drivers/net/ethernet/wiznet/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -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
5 changes: 2 additions & 3 deletions trunk/drivers/net/ethernet/wiznet/w5100.c
Original file line number Diff line number Diff line change
Expand Up @@ -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);
Expand Down Expand Up @@ -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);
}
Expand Down
9 changes: 3 additions & 6 deletions trunk/drivers/net/ethernet/wiznet/w5300.c
Original file line number Diff line number Diff line change
Expand Up @@ -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();
}
Expand Down Expand Up @@ -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();
Expand Down Expand Up @@ -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);
}
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