X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_rxr.c;h=c7bc8848128d96295722f405e767e926841746fb;hb=061ee47cf53395a6453a97dfc6881ebfc9905743;hp=6eeb93b7bad9285ed25b2caa2f58460d35642402;hpb=9a891c1764eaa0e9b8982f8509d2ccadfb4ca624;p=dpdk.git

diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c
index 6eeb93b7ba..c7bc884812 100644
--- a/drivers/net/bnxt/bnxt_rxr.c
+++ b/drivers/net/bnxt/bnxt_rxr.c
@@ -464,11 +464,15 @@ static int bnxt_rx_pkt(struct rte_mbuf **rx_pkt,
 
 	if (likely(RX_CMP_IP_CS_OK(rxcmp1)))
 		mbuf->ol_flags |= PKT_RX_IP_CKSUM_GOOD;
+	else if (likely(RX_CMP_IP_CS_UNKNOWN(rxcmp1)))
+		mbuf->ol_flags |= PKT_RX_IP_CKSUM_UNKNOWN;
 	else
 		mbuf->ol_flags |= PKT_RX_IP_CKSUM_BAD;
 
 	if (likely(RX_CMP_L4_CS_OK(rxcmp1)))
 		mbuf->ol_flags |= PKT_RX_L4_CKSUM_GOOD;
+	else if (likely(RX_CMP_L4_CS_UNKNOWN(rxcmp1)))
+		mbuf->ol_flags |= PKT_RX_L4_CKSUM_UNKNOWN;
 	else
 		mbuf->ol_flags |= PKT_RX_L4_CKSUM_BAD;
 
@@ -534,9 +538,12 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 	uint16_t prod = rxr->rx_prod;
 	uint16_t ag_prod = rxr->ag_prod;
 	int rc = 0;
+	bool evt = false;
 
-	/* If Rx Q was stopped return */
-	if (rxq->rx_deferred_start)
+	/* If Rx Q was stopped return. RxQ0 cannot be stopped. */
+	if (unlikely(((rxq->rx_deferred_start ||
+		       !rte_spinlock_trylock(&rxq->lock)) &&
+		      rxq->queue_id)))
 		return 0;
 
 	/* Handle RX burst request */
@@ -558,25 +565,37 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 				nb_rx_pkts++;
 			if (rc == -EBUSY)	/* partial completion */
 				break;
+		} else {
+			evt =
+			bnxt_event_hwrm_resp_handler(rxq->bp,
+						     (struct cmpl_base *)rxcmp);
 		}
+
 		raw_cons = NEXT_RAW_CMP(raw_cons);
-		if (nb_rx_pkts == nb_pkts)
+		if (nb_rx_pkts == nb_pkts || evt)
 			break;
+		/* Post some Rx buf early in case of larger burst processing */
+		if (nb_rx_pkts == BNXT_RX_POST_THRESH)
+			B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
 	}
 
 	cpr->cp_raw_cons = raw_cons;
-	if (prod == rxr->rx_prod && ag_prod == rxr->ag_prod) {
+	if (!nb_rx_pkts && !evt) {
 		/*
 		 * For PMD, there is no need to keep on pushing to REARM
 		 * the doorbell if there are no new completions
 		 */
-		return nb_rx_pkts;
+		goto done;
 	}
 
-	B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
-	B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+	if (prod != rxr->rx_prod)
+		B_RX_DB(rxr->rx_doorbell, rxr->rx_prod);
+
 	/* Ring the AGG ring DB */
-	B_RX_DB(rxr->ag_doorbell, rxr->ag_prod);
+	if (ag_prod != rxr->ag_prod)
+		B_RX_DB(rxr->ag_doorbell, rxr->ag_prod);
+
+	B_CP_DIS_DB(cpr, cpr->cp_raw_cons);
 
 	/* Attempt to alloc Rx buf in case of a previous allocation failure. */
 	if (rc == -ENOMEM) {
@@ -601,16 +620,22 @@ uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 		}
 	}
 
+done:
+	rte_spinlock_unlock(&rxq->lock);
+
 	return nb_rx_pkts;
 }
 
 void bnxt_free_rx_rings(struct bnxt *bp)
 {
 	int i;
+	struct bnxt_rx_queue *rxq;
 
-	for (i = 0; i < (int)bp->rx_nr_rings; i++) {
-		struct bnxt_rx_queue *rxq = bp->rx_queues[i];
+	if (!bp->rx_queues)
+		return;
 
+	for (i = 0; i < (int)bp->rx_nr_rings; i++) {
+		rxq = bp->rx_queues[i];
 		if (!rxq)
 			continue;