Remove if_start from cxgb and cxgbe.

Submitted by:	jhb
MFC after:	3 days

3 files changed, 2 insertions, 29 deletions

diff --git a/sys/dev/cxgb/cxgb_adapter.h b/sys/dev/cxgb/cxgb_adapter.h
index 511b470..ed75e78 100644
--- a/sys/dev/cxgb/cxgb_adapter.h
+++ b/sys/dev/cxgb/cxgb_adapter.h
@@ -572,5 +572,4 @@ static inline int offload_running(adapter_t *adapter)
 void cxgb_tx_watchdog(void *arg);
 int cxgb_transmit(struct ifnet *ifp, struct mbuf *m);
 void cxgb_qflush(struct ifnet *ifp);
-void cxgb_start(struct ifnet *ifp);
 #endif
diff --git a/sys/dev/cxgb/cxgb_main.c b/sys/dev/cxgb/cxgb_main.c
index c5d46a0..c7c1df0 100644
--- a/sys/dev/cxgb/cxgb_main.c
+++ b/sys/dev/cxgb/cxgb_main.c
@@ -227,14 +227,6 @@ TUNABLE_INT("hw.cxgb.use_16k_clusters", &cxgb_use_16k_clusters);
 SYSCTL_INT(_hw_cxgb, OID_AUTO, use_16k_clusters, CTLFLAG_RDTUN,
     &cxgb_use_16k_clusters, 0, "use 16kB clusters for the jumbo queue ");
 
-/*
- * Tune the size of the output queue.
- */
-int cxgb_snd_queue_len = IFQ_MAXLEN;
-TUNABLE_INT("hw.cxgb.snd_queue_len", &cxgb_snd_queue_len);
-SYSCTL_INT(_hw_cxgb, OID_AUTO, snd_queue_len, CTLFLAG_RDTUN,
-    &cxgb_snd_queue_len, 0, "send queue size ");
-
 static int nfilters = -1;
 TUNABLE_INT("hw.cxgb.nfilters", &nfilters);
 SYSCTL_INT(_hw_cxgb, OID_AUTO, nfilters, CTLFLAG_RDTUN,
@@ -1019,11 +1011,8 @@ cxgb_port_attach(device_t dev)
 	ifp->if_softc = p;
 	ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
 	ifp->if_ioctl = cxgb_ioctl;
-	ifp->if_start = cxgb_start;
-
-	ifp->if_snd.ifq_drv_maxlen = max(cxgb_snd_queue_len, ifqmaxlen);
-	IFQ_SET_MAXLEN(&ifp->if_snd, ifp->if_snd.ifq_drv_maxlen);
-	IFQ_SET_READY(&ifp->if_snd);
+	ifp->if_transmit = cxgb_transmit;
+	ifp->if_qflush = cxgb_qflush;
 
 	ifp->if_capabilities = CXGB_CAP;
 	ifp->if_capenable = CXGB_CAP_ENABLE;
@@ -1039,8 +1028,6 @@ cxgb_port_attach(device_t dev)
 	}
 
 	ether_ifattach(ifp, p->hw_addr);
-	ifp->if_transmit = cxgb_transmit;
-	ifp->if_qflush = cxgb_qflush;
 
 #ifdef DEFAULT_JUMBO
 	if (sc->params.nports <= 2)
diff --git a/sys/dev/cxgb/cxgb_sge.c b/sys/dev/cxgb/cxgb_sge.c
index 5fce3f5..207f4fb 100644
--- a/sys/dev/cxgb/cxgb_sge.c
+++ b/sys/dev/cxgb/cxgb_sge.c
@@ -1767,19 +1767,6 @@ cxgb_transmit(struct ifnet *ifp, struct mbuf *m)
 		error = drbr_enqueue(ifp, qs->txq[TXQ_ETH].txq_mr, m);
 	return (error);
 }
-void
-cxgb_start(struct ifnet *ifp)
-{
-	struct port_info *pi = ifp->if_softc;
-	struct sge_qset *qs = &pi->adapter->sge.qs[pi->first_qset];
-	
-	if (!pi->link_config.link_ok)
-		return;
-
-	TXQ_LOCK(qs);
-	cxgb_start_locked(qs);
-	TXQ_UNLOCK(qs);
-}
 
 void
 cxgb_qflush(struct ifnet *ifp)