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sparc64: skip handshake for LDC channels in RAW mode
LDC channels in RAW mode does not provide any session management. No handshake protocol is defined for LDC channels in RAW mode. It's therefore skipped. Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> Reviewed-by: Liam Merwick <liam.merwick@oracle.com> Reviewed-by: Shannon Nelson <shannon.nelson@oracle.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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parent
ac6bb02554
commit
01b7a47138
2 changed files with 15 additions and 1 deletions
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@ -1347,6 +1347,14 @@ int ldc_bind(struct ldc_channel *lp)
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lp->hs_state = LDC_HS_OPEN;
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ldc_set_state(lp, LDC_STATE_BOUND);
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if (lp->cfg.mode == LDC_MODE_RAW) {
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/*
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* There is no handshake in RAW mode, so handshake
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* is completed.
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*/
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lp->hs_state = LDC_HS_COMPLETE;
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}
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spin_unlock_irqrestore(&lp->lock, flags);
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return 0;
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@ -1460,11 +1468,13 @@ void ldc_set_state(struct ldc_channel *lp, u8 state)
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lp->state = state;
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}
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EXPORT_SYMBOL(ldc_set_state);
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int ldc_mode(struct ldc_channel *lp)
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{
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return lp->cfg.mode;
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}
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EXPORT_SYMBOL(ldc_mode);
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int ldc_rx_reset(struct ldc_channel *lp)
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{
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@ -776,7 +776,11 @@ void vio_port_up(struct vio_driver_state *vio)
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}
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if (!err) {
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err = ldc_connect(vio->lp);
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if (ldc_mode(vio->lp) == LDC_MODE_RAW)
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ldc_set_state(vio->lp, LDC_STATE_CONNECTED);
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else
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err = ldc_connect(vio->lp);
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if (err)
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printk(KERN_WARNING "%s: Port %lu connect failed, "
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"err=%d\n",
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