mISDN: Add E-Channel logging features

[linux-2.6-omap-h63xx.git] / drivers / isdn / mISDN / hwchannel.c

diff --git a/drivers/isdn/mISDN/hwchannel.c b/drivers/isdn/mISDN/hwchannel.c
index 535ceacc05b9300f9096e2fd82ebf2ab004e992d..ab1168a110ae96104c7db2ea8ea12ae214d83fe1 100644 (file)
--- a/drivers/isdn/mISDN/hwchannel.c
+++ b/drivers/isdn/mISDN/hwchannel.c
@@ -165,6 +165,25 @@ recv_Dchannel(struct dchannel *dch)
 }
 EXPORT_SYMBOL(recv_Dchannel);
 
+void
+recv_Echannel(struct dchannel *ech, struct dchannel *dch)
+{
+       struct mISDNhead *hh;
+
+       if (ech->rx_skb->len < 2) { /* at least 2 for sapi / tei */
+               dev_kfree_skb(ech->rx_skb);
+               ech->rx_skb = NULL;
+               return;
+       }
+       hh = mISDN_HEAD_P(ech->rx_skb);
+       hh->prim = PH_DATA_E_IND;
+       hh->id = get_sapi_tei(ech->rx_skb->data);
+       skb_queue_tail(&dch->rqueue, ech->rx_skb);
+       ech->rx_skb = NULL;
+       schedule_event(dch, FLG_RECVQUEUE);
+}
+EXPORT_SYMBOL(recv_Echannel);
+
 void
 recv_Bchannel(struct bchannel *bch)
 {