From: Kuninori Morimoto Date: Thu, 13 Jan 2011 21:47:42 +0000 (+0000) Subject: net/irda/sh_irda: return to RX mode when TX error X-Git-Tag: upstream/snapshot3+hdmi~11431^2~139 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5ae2f66fe4626340d4fd9d26b522ce377c780a56;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git 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 Signed-off-by: David S. Miller --- diff --git a/drivers/net/irda/sh_irda.c b/drivers/net/irda/sh_irda.c index 9e3f4f5..4488bd5 100644 --- a/drivers/net/irda/sh_irda.c +++ b/drivers/net/irda/sh_irda.c @@ -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)