[dpdk-dev] [PATCH v2 15/40] bnxt: alloc/free ring information

[Stephen Hurd <stephen.hurd@broadcom.com>]

Perform allocation and free()ing of ring information structures for
TX, RX, and completion rings.

Signed-off-by: Stephen Hurd <stephen.hurd@broadcom.com>
Reviewed-by: Ajit Kumar Khaparde <ajit.khaparde@broadcom.com>
---
 drivers/net/bnxt/bnxt_cpr.c | 28 +++++++++++++++++++++++-----
 drivers/net/bnxt/bnxt_cpr.h |  2 +-
 drivers/net/bnxt/bnxt_rxq.c | 17 ++++++++++++-----
 drivers/net/bnxt/bnxt_rxr.c | 42 ++++++++++++++++++++++++++++++++++--------
 drivers/net/bnxt/bnxt_rxr.h |  2 +-
 drivers/net/bnxt/bnxt_txq.c | 23 ++++++++++++++++-------
 drivers/net/bnxt/bnxt_txr.c | 43 ++++++++++++++++++++++++++++++++++---------
 drivers/net/bnxt/bnxt_txr.h |  2 +-
 8 files changed, 122 insertions(+), 37 deletions(-)

diff --git a/drivers/net/bnxt/bnxt_cpr.c b/drivers/net/bnxt/bnxt_cpr.c
index 34e45ef..27c557f 100644
--- a/drivers/net/bnxt/bnxt_cpr.c
+++ b/drivers/net/bnxt/bnxt_cpr.c
@@ -31,6 +31,8 @@
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+#include <rte_malloc.h>
+
 #include "bnxt.h"
 #include "bnxt_cpr.h"
 #include "bnxt_hwrm.h"
@@ -120,21 +122,37 @@ reject:
 void bnxt_free_def_cp_ring(struct bnxt *bp)
 {
 	struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
-	struct bnxt_ring_struct *ring = cpr->cp_ring_struct;
 
-	bnxt_free_ring(ring);
+	bnxt_free_ring(cpr->cp_ring_struct);
+	rte_free(cpr->cp_ring_struct);
+	rte_free(cpr);
 }
 
 /* For the default completion ring only */
-void bnxt_init_def_ring_struct(struct bnxt *bp)
+int bnxt_init_def_ring_struct(struct bnxt *bp, unsigned int socket_id)
 {
-	struct bnxt_cp_ring_info *cpr = bp->def_cp_ring;
-	struct bnxt_ring_struct *ring = cpr->cp_ring_struct;
+	struct bnxt_cp_ring_info *cpr;
+	struct bnxt_ring_struct *ring;
 
+	cpr = rte_zmalloc_socket("bnxt_cp_ring",
+				 sizeof(struct bnxt_cp_ring_info),
+				 RTE_CACHE_LINE_SIZE, socket_id);
+	if (!cpr)
+		return -ENOMEM;
+	bp->def_cp_ring = cpr;
+
+	ring = rte_zmalloc_socket("bnxt_cp_ring_struct",
+				  sizeof(struct bnxt_ring_struct),
+				  RTE_CACHE_LINE_SIZE, socket_id);
+	if (!ring)
+		return -ENOMEM;
+	cpr->cp_ring_struct = ring;
 	ring->bd = (void *)cpr->cp_desc_ring;
 	ring->bd_dma = cpr->cp_desc_mapping;
 	ring->ring_size = rte_align32pow2(DEFAULT_CP_RING_SIZE);
 	ring->ring_mask = ring->ring_size - 1;
 	ring->vmem_size = 0;
 	ring->vmem = NULL;
+
+	return 0;
 }
diff --git a/drivers/net/bnxt/bnxt_cpr.h b/drivers/net/bnxt/bnxt_cpr.h
index f104281..3e25a75 100644
--- a/drivers/net/bnxt/bnxt_cpr.h
+++ b/drivers/net/bnxt/bnxt_cpr.h
@@ -79,7 +79,7 @@ struct bnxt_cp_ring_info {
 
 struct bnxt;
 void bnxt_free_def_cp_ring(struct bnxt *bp);
-void bnxt_init_def_ring_struct(struct bnxt *bp);
+int bnxt_init_def_ring_struct(struct bnxt *bp, unsigned int socket_id);
 void bnxt_handle_async_event(struct bnxt *bp, struct cmpl_base *cmp);
 void bnxt_handle_fwd_req(struct bnxt *bp, struct cmpl_base *cmp);
 
diff --git a/drivers/net/bnxt/bnxt_rxq.c b/drivers/net/bnxt/bnxt_rxq.c
index 90a116b..2fe4de8 100644
--- a/drivers/net/bnxt/bnxt_rxq.c
+++ b/drivers/net/bnxt/bnxt_rxq.c
@@ -271,10 +271,12 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 {
 	struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
 	struct bnxt_rx_queue *rxq;
+	int rc = 0;
 
 	if (!nb_desc || nb_desc > MAX_RX_DESC_CNT) {
 		RTE_LOG(ERR, PMD, "nb_desc %d is invalid", nb_desc);
-		return -EINVAL;
+		rc = -EINVAL;
+		goto out;
 	}
 
 	if (eth_dev->data->rx_queues) {
@@ -286,14 +288,17 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 				 RTE_CACHE_LINE_SIZE, socket_id);
 	if (!rxq) {
 		RTE_LOG(ERR, PMD, "bnxt_rx_queue allocation failed!");
-		return -ENOMEM;
+		rc = -ENOMEM;
+		goto out;
 	}
 	rxq->bp = bp;
 	rxq->mb_pool = mp;
 	rxq->nb_rx_desc = nb_desc;
 	rxq->rx_free_thresh = rx_conf->rx_free_thresh;
 
-	bnxt_init_rx_ring_struct(rxq);
+	rc = bnxt_init_rx_ring_struct(rxq, socket_id);
+	if (rc)
+		goto out;
 
 	rxq->queue_id = queue_idx;
 	rxq->port_id = eth_dev->data->port_id;
@@ -306,8 +311,10 @@ int bnxt_rx_queue_setup_op(struct rte_eth_dev *eth_dev,
 			"bnxt_rx_ring")) {
 		RTE_LOG(ERR, PMD, "ring_dma_zone_reserve for rx_ring failed!");
 		bnxt_rx_queue_release_op(rxq);
-		return -ENOMEM;
+		rc = -ENOMEM;
+		goto out;
 	}
 
-	return 0;
+out:
+	return rc;
 }
diff --git a/drivers/net/bnxt/bnxt_rxr.c b/drivers/net/bnxt/bnxt_rxr.c
index eed88c6..5a6f2fe 100644
--- a/drivers/net/bnxt/bnxt_rxr.c
+++ b/drivers/net/bnxt/bnxt_rxr.c
@@ -252,17 +252,20 @@ void bnxt_free_rx_rings(struct bnxt *bp)
 		if (!rxq)
 			continue;
 
-		/* TODO: free() rxq->rx_ring and rxq->rx_ring->rx_ring_struct */
 		bnxt_free_ring(rxq->rx_ring->rx_ring_struct);
-		/* TODO: free() rxq->cp_ring and rxq->cp_ring->cp_ring_struct */
+		rte_free(rxq->rx_ring->rx_ring_struct);
+		rte_free(rxq->rx_ring);
+
 		bnxt_free_ring(rxq->cp_ring->cp_ring_struct);
+		rte_free(rxq->cp_ring->cp_ring_struct);
+		rte_free(rxq->cp_ring);
 
 		rte_free(rxq);
 		bp->rx_queues[i] = NULL;
 	}
 }
 
-void bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq)
+int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id)
 {
 	struct bnxt *bp = rxq->bp;
 	struct bnxt_cp_ring_info *cpr;
@@ -274,8 +277,19 @@ void bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq)
 			       (2 * VLAN_TAG_SIZE);
 	rxq->rx_buf_size = rxq->rx_buf_use_size + sizeof(struct rte_mbuf);
 
-	rxr = rxq->rx_ring;
-	ring = rxr->rx_ring_struct;
+	rxr = rte_zmalloc_socket("bnxt_rx_ring",
+				 sizeof(struct bnxt_rx_ring_info),
+				 RTE_CACHE_LINE_SIZE, socket_id);
+	if (!rxr)
+		return -ENOMEM;
+	rxq->rx_ring = rxr;
+
+	ring = rte_zmalloc_socket("bnxt_rx_ring_struct",
+				   sizeof(struct bnxt_ring_struct),
+				   RTE_CACHE_LINE_SIZE, socket_id);
+	if (!ring)
+		return -ENOMEM;
+	rxr->rx_ring_struct = ring;
 	ring->ring_size = rte_align32pow2(rxq->nb_rx_desc);
 	ring->ring_mask = ring->ring_size - 1;
 	ring->bd = (void *)rxr->rx_desc_ring;
@@ -283,14 +297,27 @@ void bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq)
 	ring->vmem_size = ring->ring_size * sizeof(struct bnxt_sw_rx_bd);
 	ring->vmem = (void **)&rxr->rx_buf_ring;
 
-	cpr = rxq->cp_ring;
-	ring = cpr->cp_ring_struct;
+	cpr = rte_zmalloc_socket("bnxt_rx_ring",
+				 sizeof(struct bnxt_cp_ring_info),
+				 RTE_CACHE_LINE_SIZE, socket_id);
+	if (!cpr)
+		return -ENOMEM;
+	rxq->cp_ring = cpr;
+
+	ring = rte_zmalloc_socket("bnxt_rx_ring_struct",
+				   sizeof(struct bnxt_ring_struct),
+				   RTE_CACHE_LINE_SIZE, socket_id);
+	if (!ring)
+		return -ENOMEM;
+	cpr->cp_ring_struct = ring;
 	ring->ring_size = rxr->rx_ring_struct->ring_size * 2;
 	ring->ring_mask = ring->ring_size - 1;
 	ring->bd = (void *)cpr->cp_desc_ring;
 	ring->bd_dma = cpr->cp_desc_mapping;
 	ring->vmem_size = 0;
 	ring->vmem = NULL;
+
+	return 0;
 }
 
 static void bnxt_init_rxbds(struct bnxt_ring_struct *ring, uint32_t type,
@@ -317,7 +344,6 @@ int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq)
 
 	type = RX_PROD_PKT_BD_TYPE_RX_PROD_PKT | RX_PROD_PKT_BD_FLAGS_EOP_PAD;
 
-	/* TODO: These need to be allocated */
 	rxr = rxq->rx_ring;
 	ring = rxr->rx_ring_struct;
 	bnxt_init_rxbds(ring, type, rxq->rx_buf_use_size);
diff --git a/drivers/net/bnxt/bnxt_rxr.h b/drivers/net/bnxt/bnxt_rxr.h
index e9bae3f..7ba8f7b 100644
--- a/drivers/net/bnxt/bnxt_rxr.h
+++ b/drivers/net/bnxt/bnxt_rxr.h
@@ -56,7 +56,7 @@ struct bnxt_rx_ring_info {
 uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
 			       uint16_t nb_pkts);
 void bnxt_free_rx_rings(struct bnxt *bp);
-void bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq);
+int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id);
 int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq);
 
 #endif
diff --git a/drivers/net/bnxt/bnxt_txq.c b/drivers/net/bnxt/bnxt_txq.c
index 7aba199..beda5fe 100644
--- a/drivers/net/bnxt/bnxt_txq.c
+++ b/drivers/net/bnxt/bnxt_txq.c
@@ -109,10 +109,12 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
 {
 	struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
 	struct bnxt_tx_queue *txq;
+	int rc = 0;
 
 	if (!nb_desc || nb_desc > MAX_TX_DESC_CNT) {
 		RTE_LOG(ERR, PMD, "nb_desc %d is invalid", nb_desc);
-		return -EINVAL;
+		rc = -EINVAL;
+		goto out;
 	}
 
 	if (eth_dev->data->tx_queues) {
@@ -124,15 +126,18 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
 	}
 	txq = rte_zmalloc_socket("bnxt_tx_queue", sizeof(struct bnxt_tx_queue),
 				 RTE_CACHE_LINE_SIZE, socket_id);
-	if (txq == NULL) {
+	if (!txq) {
 		RTE_LOG(ERR, PMD, "bnxt_tx_queue allocation failed!");
-		return -ENOMEM;
+		rc = -ENOMEM;
+		goto out;
 	}
 	txq->bp = bp;
 	txq->nb_tx_desc = nb_desc;
 	txq->tx_free_thresh = tx_conf->tx_free_thresh;
 
-	bnxt_init_tx_ring_struct(txq);
+	rc = bnxt_init_tx_ring_struct(txq, socket_id);
+	if (rc)
+		goto out;
 
 	txq->queue_id = queue_idx;
 	txq->port_id = eth_dev->data->port_id;
@@ -142,15 +147,19 @@ int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
 			"bnxt_tx_ring")) {
 		RTE_LOG(ERR, PMD, "ring_dma_zone_reserve for tx_ring failed!");
 		bnxt_tx_queue_release_op(txq);
-		return -ENOMEM;
+		rc = -ENOMEM;
+		goto out;
 	}
 
 	if (bnxt_init_one_tx_ring(txq)) {
 		RTE_LOG(ERR, PMD, "bnxt_init_one_tx_ring failed!");
 		bnxt_tx_queue_release_op(txq);
-		return -ENOMEM;
+		rc = -ENOMEM;
+		goto out;
 	}
 
 	eth_dev->data->tx_queues[queue_idx] = txq;
-	return 0;
+
+out:
+	return rc;
 }
diff --git a/drivers/net/bnxt/bnxt_txr.c b/drivers/net/bnxt/bnxt_txr.c
index 2314410..218b945 100644
--- a/drivers/net/bnxt/bnxt_txr.c
+++ b/drivers/net/bnxt/bnxt_txr.c
@@ -59,9 +59,12 @@ void bnxt_free_tx_rings(struct bnxt *bp)
 			continue;
 
 		bnxt_free_ring(txq->tx_ring->tx_ring_struct);
-		/* TODO: free() txq->tx_ring and txq->tx_ring->tx_ring_struct */
+		rte_free(txq->tx_ring->tx_ring_struct);
+		rte_free(txq->tx_ring);
+
 		bnxt_free_ring(txq->cp_ring->cp_ring_struct);
-		/* TODO: free() txq->cp_ring and txq->cp_ring->cp_ring_struct */
+		rte_free(txq->cp_ring->cp_ring_struct);
+		rte_free(txq->cp_ring);
 
 		rte_free(txq);
 		bp->tx_queues[i] = NULL;
@@ -79,15 +82,25 @@ int bnxt_init_one_tx_ring(struct bnxt_tx_queue *txq)
 	return 0;
 }
 
-void bnxt_init_tx_ring_struct(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_tx_ring_info *txr;
 	struct bnxt_ring_struct *ring;
 
-	/* TODO: These need to be allocated */
-	txr = txq->tx_ring;
-	ring = txr->tx_ring_struct;
+	txr = rte_zmalloc_socket("bnxt_tx_ring",
+				 sizeof(struct bnxt_tx_ring_info),
+				 RTE_CACHE_LINE_SIZE, socket_id);
+	if (!txr)
+		return -ENOMEM;
+	txq->tx_ring = txr;
+
+	ring = rte_zmalloc_socket("bnxt_tx_ring_struct",
+				  sizeof(struct bnxt_ring_struct),
+				  RTE_CACHE_LINE_SIZE, socket_id);
+	if (!ring)
+		return -ENOMEM;
+	txr->tx_ring_struct = ring;
 	ring->ring_size = rte_align32pow2(txq->nb_tx_desc + 1);
 	ring->ring_mask = ring->ring_size - 1;
 	ring->bd = (void *)txr->tx_desc_ring;
@@ -95,15 +108,27 @@ void bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq)
 	ring->vmem_size = ring->ring_size * sizeof(struct bnxt_sw_tx_bd);
 	ring->vmem = (void **)&txr->tx_buf_ring;
 
-	/* TODO: These need to be allocated */
-	cpr = txq->cp_ring;
-	ring = cpr->cp_ring_struct;
+	cpr = rte_zmalloc_socket("bnxt_tx_ring",
+				 sizeof(struct bnxt_cp_ring_info),
+				 RTE_CACHE_LINE_SIZE, socket_id);
+	if (!cpr)
+		return -ENOMEM;
+	txq->cp_ring = cpr;
+
+	ring = rte_zmalloc_socket("bnxt_tx_ring_struct",
+				  sizeof(struct bnxt_ring_struct),
+				  RTE_CACHE_LINE_SIZE, socket_id);
+	if (!ring)
+		return -ENOMEM;
+	cpr->cp_ring_struct = ring;
 	ring->ring_size = txr->tx_ring_struct->ring_size;
 	ring->ring_mask = ring->ring_size - 1;
 	ring->bd = (void *)cpr->cp_desc_ring;
 	ring->bd_dma = cpr->cp_desc_mapping;
 	ring->vmem_size = 0;
 	ring->vmem = NULL;
+
+	return 0;
 }
 
 static inline uint32_t bnxt_tx_avail(struct bnxt_tx_ring_info *txr)
diff --git a/drivers/net/bnxt/bnxt_txr.h b/drivers/net/bnxt/bnxt_txr.h
index 1797a3d..56d0b08 100644
--- a/drivers/net/bnxt/bnxt_txr.h
+++ b/drivers/net/bnxt/bnxt_txr.h
@@ -64,7 +64,7 @@ struct bnxt_sw_tx_bd {
 
 void bnxt_free_tx_rings(struct bnxt *bp);
 int bnxt_init_one_tx_ring(struct bnxt_tx_queue *txq);
-void bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq);
+int bnxt_init_tx_ring_struct(struct bnxt_tx_queue *txq, unsigned int socket_id);
 uint16_t bnxt_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
 			       uint16_t nb_pkts);
 
-- 
1.9.1