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net/irda/sh_irda: return to RX mode when TX error 

sh_irda can not use RX/TX in same time,
but this driver didn't return to RX mode when TX error occurred.
This patch care xmit error case to solve this issue.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kuninori Morimoto 2011-01-13 21:47:42 +00:00 committed by David S. Miller
parent 6ee400aafb
commit 5ae2f66fe4
1 changed files with 12 additions and 2 deletions
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14
drivers/net/irda/sh_irda.c
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@ -635,7 +635,7 @@ static int sh_irda_hard_xmit(struct sk_buff *skb, struct net_device *ndev)
ret = sh_irda_set_baudrate(self, speed);
if (ret < 0)
return ret;
goto sh_irda_hard_xmit_end;
self->tx_buff.len = 0;
if (skb->len) {
@ -652,11 +652,21 @@ static int sh_irda_hard_xmit(struct sk_buff *skb, struct net_device *ndev)
sh_irda_write(self, IRTFLR, self->tx_buff.len);
sh_irda_write(self, IRTCTR, ARMOD | TE);
}
} else
goto sh_irda_hard_xmit_end;
dev_kfree_skb(skb);
return 0;
sh_irda_hard_xmit_end:
sh_irda_set_baudrate(self, 9600);
netif_wake_queue(self->ndev);
sh_irda_rcv_ctrl(self, 1);
dev_kfree_skb(skb);
return ret;
}
static int sh_irda_ioctl(struct net_device *ndev, struct ifreq *ifreq, int cmd)