X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fbnxt%2Fbnxt_txr.c;h=16021407e8d600bcc1d47682db11cf0eaf3f8e55;hb=cd30e6a7239ce48c8b618c87b10ee5db094d9853;hp=c71e6f189218fcfaeb953d9ad176a497c1cfd563;hpb=3227d098539a400c617c955c969c3ffe5ba4809b;p=dpdk.git

diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c
index c71e6f1892..16021407e8 100644
--- a/drivers/net/bnxt/bnxt_txr.c
+++ b/drivers/net/bnxt/bnxt_txr.c
@@ -9,7 +9,6 @@
 #include <rte_malloc.h>
 
 #include "bnxt.h"
-#include "bnxt_cpr.h"
 #include "bnxt_ring.h"
 #include "bnxt_txq.h"
 #include "bnxt_txr.h"
@@ -57,7 +56,6 @@ int bnxt_init_one_tx_ring(struct bnxt_tx_queue *txq)
 int bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq, unsigned int socket_id)
 {
 	struct bnxt_cp_ring_info *cpr;
-	struct bnxt_cp_ring_info *nqr;
 	struct bnxt_tx_ring_info *txr;
 	struct bnxt_ring *ring;
 
@@ -101,30 +99,6 @@ int bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq, unsigned int socket_id)
 	ring->vmem_size = 0;
 	ring->vmem = NULL;
 
-	if (BNXT_HAS_NQ(txq->bp)) {
-		nqr = rte_zmalloc_socket("bnxt_tx_ring_nq",
-					 sizeof(struct bnxt_cp_ring_info),
-					 RTE_CACHE_LINE_SIZE, socket_id);
-		if (nqr == NULL)
-			return -ENOMEM;
-
-		txq->nq_ring = nqr;
-
-		ring = rte_zmalloc_socket("bnxt_tx_ring_struct",
-					  sizeof(struct bnxt_ring),
-					  RTE_CACHE_LINE_SIZE, socket_id);
-		if (ring == NULL)
-			return -ENOMEM;
-
-		nqr->cp_ring_struct = ring;
-		ring->ring_size = txr->tx_ring_struct->ring_size;
-		ring->ring_mask = ring->ring_size - 1;
-		ring->bd = (void *)nqr->cp_desc_ring;
-		ring->bd_dma = nqr->cp_desc_mapping;
-		ring->vmem_size = 0;
-		ring->vmem = NULL;
-	}
-
 	return 0;
 }
 
@@ -134,6 +108,7 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt,
 				struct tx_bd_long **last_txbd)
 {
 	struct bnxt_tx_ring_info *txr = txq->tx_ring;
+	uint32_t outer_tpid_bd = 0;
 	struct tx_bd_long *txbd;
 	struct tx_bd_long_hi *txbd1 = NULL;
 	uint32_t vlan_tag_flags, cfa_action;
@@ -148,11 +123,15 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt,
 		TX_BD_LONG_FLAGS_LHINT_LT2K
 	};
 
+	if (unlikely(is_bnxt_in_error(txq->bp)))
+		return -EIO;
+
 	if (tx_pkt->ol_flags & (PKT_TX_TCP_SEG | PKT_TX_TCP_CKSUM |
 				PKT_TX_UDP_CKSUM | PKT_TX_IP_CKSUM |
 				PKT_TX_VLAN_PKT | PKT_TX_OUTER_IP_CKSUM |
 				PKT_TX_TUNNEL_GRE | PKT_TX_TUNNEL_VXLAN |
-				PKT_TX_TUNNEL_GENEVE))
+				PKT_TX_TUNNEL_GENEVE | PKT_TX_IEEE1588_TMST |
+				PKT_TX_QINQ_PKT))
 		long_bd = true;
 
 	nr_bds = long_bd + tx_pkt->nb_segs;
@@ -206,7 +185,14 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt,
 		txbd->flags_type |= TX_BD_LONG_TYPE_TX_BD_LONG;
 		vlan_tag_flags = 0;
 		cfa_action = 0;
-		if (tx_buf->mbuf->ol_flags & PKT_TX_VLAN_PKT) {
+		/* HW can accelerate only outer vlan in QinQ mode */
+		if (tx_buf->mbuf->ol_flags & PKT_TX_QINQ_PKT) {
+			vlan_tag_flags = TX_BD_LONG_CFA_META_KEY_VLAN_TAG |
+				tx_buf->mbuf->vlan_tci_outer;
+			outer_tpid_bd = txq->bp->outer_tpid_bd &
+				BNXT_OUTER_TPID_BD_MASK;
+			vlan_tag_flags |= outer_tpid_bd;
+		} else if (tx_buf->mbuf->ol_flags & PKT_TX_VLAN_PKT) {
 			/* shurd: Should this mask at
 			 * TX_BD_LONG_CFA_META_VLAN_VID_MASK?
 			 */
@@ -321,6 +307,11 @@ static uint16_t bnxt_start_xmit(struct rte_mbuf *tx_pkt,
 			/* IP CSO */
 			txbd1->lflags |= TX_BD_LONG_LFLAGS_T_IP_CHKSUM;
 			txbd1->mss = 0;
+		} else if ((tx_pkt->ol_flags & PKT_TX_IEEE1588_TMST) ==
+			   PKT_TX_IEEE1588_TMST) {
+			/* PTP */
+			txbd1->lflags |= TX_BD_LONG_LFLAGS_STAMP;
+			txbd1->mss = 0;
 		}
 	} else {
 		txbd->flags_type |= TX_BD_SHORT_TYPE_TX_BD_SHORT;
@@ -461,7 +452,7 @@ uint16_t bnxt_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 	bnxt_handle_tx_cp(txq);
 
 	/* Tx queue was stopped; wait for it to be restarted */
-	if (txq->tx_deferred_start) {
+	if (unlikely(!txq->tx_started)) {
 		PMD_DRV_LOG(DEBUG, "Tx q stopped;return\n");
 		return 0;
 	}
@@ -485,13 +476,32 @@ uint16_t bnxt_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 	return nb_tx_pkts;
 }
 
+/*
+ * Dummy DPDK callback for TX.
+ *
+ * This function is used to temporarily replace the real callback during
+ * unsafe control operations on the queue, or in case of error.
+ */
+uint16_t
+bnxt_dummy_xmit_pkts(void *tx_queue __rte_unused,
+		     struct rte_mbuf **tx_pkts __rte_unused,
+		     uint16_t nb_pkts __rte_unused)
+{
+	return 0;
+}
+
 int bnxt_tx_queue_start(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 {
 	struct bnxt *bp = dev->data->dev_private;
 	struct bnxt_tx_queue *txq = bp->tx_queues[tx_queue_id];
+	int rc = 0;
+
+	rc = is_bnxt_in_error(bp);
+	if (rc)
+		return rc;
 
 	dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STARTED;
-	txq->tx_deferred_start = false;
+	txq->tx_started = true;
 	PMD_DRV_LOG(DEBUG, "Tx queue started\n");
 
 	return 0;
@@ -501,12 +511,17 @@ int bnxt_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
 {
 	struct bnxt *bp = dev->data->dev_private;
 	struct bnxt_tx_queue *txq = bp->tx_queues[tx_queue_id];
+	int rc = 0;
+
+	rc = is_bnxt_in_error(bp);
+	if (rc)
+		return rc;
 
 	/* Handle TX completions */
 	bnxt_handle_tx_cp(txq);
 
 	dev->data->tx_queue_state[tx_queue_id] = RTE_ETH_QUEUE_STATE_STOPPED;
-	txq->tx_deferred_start = true;
+	txq->tx_started = false;
 	PMD_DRV_LOG(DEBUG, "Tx queue stopped\n");
 
 	return 0;