SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += bnxt_filter.c
SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += bnxt_hwrm.c
SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += bnxt_ring.c
+SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += bnxt_txq.c
SRCS-$(CONFIG_RTE_LIBRTE_BNXT_PMD) += bnxt_vnic.c
#
#include "bnxt.h"
#include "bnxt_hwrm.h"
+#include "bnxt_txq.h"
#define DRV_MODULE_NAME "bnxt"
static const char bnxt_version[] =
.dev_infos_get = bnxt_dev_info_get_op,
.dev_close = bnxt_dev_close_op,
.dev_configure = bnxt_dev_configure_op,
+ .tx_queue_setup = bnxt_tx_queue_setup_op,
+ .tx_queue_release = bnxt_tx_queue_release_op,
};
static bool bnxt_vf_pciid(uint16_t id)
--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) Broadcom Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <inttypes.h>
+
+#include <rte_malloc.h>
+
+#include "bnxt.h"
+#include "bnxt_ring.h"
+#include "bnxt_txq.h"
+
+/*
+ * TX Queues
+ */
+
+void bnxt_free_txq_stats(struct bnxt_tx_queue *txq)
+{
+ struct bnxt_cp_ring_info *cpr = txq->cp_ring;
+
+ /* 'Unreserve' rte_memzone */
+
+ if (cpr->hw_stats)
+ cpr->hw_stats = NULL;
+}
+
+static void bnxt_tx_queue_release_mbufs(struct bnxt_tx_queue *txq __rte_unused)
+{
+ /* TODO: Requires interaction with TX ring */
+}
+
+void bnxt_free_tx_mbufs(struct bnxt *bp)
+{
+ struct bnxt_tx_queue *txq;
+ int i;
+
+ for (i = 0; i < (int)bp->tx_nr_rings; i++) {
+ txq = bp->tx_queues[i];
+ bnxt_tx_queue_release_mbufs(txq);
+ }
+}
+
+void bnxt_tx_queue_release_op(void *tx_queue)
+{
+ struct bnxt_tx_queue *txq = (struct bnxt_tx_queue *)tx_queue;
+
+ if (txq) {
+ /* TODO: Free ring and stats here */
+ rte_free(txq);
+ }
+}
+
+int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx,
+ uint16_t nb_desc,
+ unsigned int socket_id,
+ const struct rte_eth_txconf *tx_conf)
+{
+ struct bnxt *bp = (struct bnxt *)eth_dev->data->dev_private;
+ struct bnxt_tx_queue *txq;
+
+ if (!nb_desc || nb_desc > MAX_TX_DESC_CNT) {
+ RTE_LOG(ERR, PMD, "nb_desc %d is invalid", nb_desc);
+ return -EINVAL;
+ }
+
+ if (eth_dev->data->tx_queues) {
+ txq = eth_dev->data->tx_queues[queue_idx];
+ if (txq) {
+ bnxt_tx_queue_release_op(txq);
+ txq = NULL;
+ }
+ }
+ txq = rte_zmalloc_socket("bnxt_tx_queue", sizeof(struct bnxt_tx_queue),
+ RTE_CACHE_LINE_SIZE, socket_id);
+ if (txq == NULL) {
+ RTE_LOG(ERR, PMD, "bnxt_tx_queue allocation failed!");
+ return -ENOMEM;
+ }
+ txq->bp = bp;
+ txq->nb_tx_desc = nb_desc;
+ txq->tx_free_thresh = tx_conf->tx_free_thresh;
+
+ /* TODO: Initialize ring structure */
+
+ txq->queue_id = queue_idx;
+ txq->port_id = eth_dev->data->port_id;
+
+ /* TODO: Allocate TX ring hardware descriptors */
+
+ /* TODO: Initialize the ring */
+
+ eth_dev->data->tx_queues[queue_idx] = txq;
+ return 0;
+}
--- /dev/null
+/*-
+ * BSD LICENSE
+ *
+ * Copyright(c) Broadcom Limited.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Broadcom Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _BNXT_TXQ_H_
+#define _BNXT_TXQ_H_
+
+struct bnxt_tx_ring_info;
+struct bnxt_cp_ring_info;
+struct bnxt_tx_queue {
+ uint16_t nb_tx_desc; /* number of TX descriptors */
+ uint16_t tx_free_thresh;/* minimum TX before freeing */
+ /** Index to last TX descriptor to have been cleaned. */
+ uint16_t last_desc_cleaned;
+ /** Total number of TX descriptors ready to be allocated. */
+ uint16_t tx_next_dd; /* next desc to scan for DD bit */
+ uint16_t tx_next_rs; /* next desc to set RS bit */
+ uint16_t queue_id; /* TX queue index */
+ uint16_t reg_idx; /* TX queue register index */
+ uint8_t port_id; /* Device port identifier */
+ uint8_t pthresh; /* Prefetch threshold register */
+ uint8_t hthresh; /* Host threshold register */
+ uint8_t wthresh; /* Write-back threshold reg */
+ uint32_t txq_flags; /* Holds flags for this TXq */
+ uint32_t ctx_curr; /* Hardware context states */
+ uint8_t tx_deferred_start; /* not in global dev start */
+
+ struct bnxt *bp;
+ int index;
+ int tx_wake_thresh;
+ struct bnxt_tx_ring_info *tx_ring;
+
+ unsigned int cp_nr_rings;
+ struct bnxt_cp_ring_info *cp_ring;
+};
+
+void bnxt_free_txq_stats(struct bnxt_tx_queue *txq);
+void bnxt_free_tx_mbufs(struct bnxt *bp);
+void bnxt_tx_queue_release_op(void *tx_queue);
+int bnxt_tx_queue_setup_op(struct rte_eth_dev *eth_dev,
+ uint16_t queue_idx,
+ uint16_t nb_desc,
+ unsigned int socket_id,
+ const struct rte_eth_txconf *tx_conf);
+
+#endif
git.droids-corp.org / dpdk.git / commitdiff