+ num_tx += i;
+ }
+skip_tx:
+ dpaa2_q->tx_pkts += num_tx;
+
+ loop = 0;
+ while (loop < num_tx) {
+ if (unlikely(RTE_MBUF_HAS_EXTBUF(*orig_bufs)))
+ rte_pktmbuf_free(*orig_bufs);
+ orig_bufs++;
+ loop++;
+ }
+
+ return num_tx;
+}
+
+void
+dpaa2_dev_free_eqresp_buf(uint16_t eqresp_ci,
+ __rte_unused struct dpaa2_queue *dpaa2_q)
+{
+ struct dpaa2_dpio_dev *dpio_dev = DPAA2_PER_LCORE_DPIO;
+ struct qbman_fd *fd;
+ struct rte_mbuf *m;
+
+ fd = qbman_result_eqresp_fd(&dpio_dev->eqresp[eqresp_ci]);
+
+ /* Setting port id does not matter as we are to free the mbuf */
+ m = eth_fd_to_mbuf(fd, 0);
+ rte_pktmbuf_free(m);
+}
+
+static void
+dpaa2_set_enqueue_descriptor(struct dpaa2_queue *dpaa2_q,
+ struct rte_mbuf *m,
+ struct qbman_eq_desc *eqdesc)
+{
+ struct rte_eth_dev_data *eth_data = dpaa2_q->eth_data;
+ struct dpaa2_dev_priv *priv = eth_data->dev_private;
+ struct dpaa2_dpio_dev *dpio_dev = DPAA2_PER_LCORE_DPIO;
+ struct eqresp_metadata *eqresp_meta;
+ uint16_t orpid, seqnum;
+ uint8_t dq_idx;
+
+ qbman_eq_desc_set_fq(eqdesc, dpaa2_q->fqid);
+
+ if (*dpaa2_seqn(m) & DPAA2_ENQUEUE_FLAG_ORP) {
+ orpid = (*dpaa2_seqn(m) & DPAA2_EQCR_OPRID_MASK) >>
+ DPAA2_EQCR_OPRID_SHIFT;
+ seqnum = (*dpaa2_seqn(m) & DPAA2_EQCR_SEQNUM_MASK) >>
+ DPAA2_EQCR_SEQNUM_SHIFT;
+
+ if (!priv->en_loose_ordered) {
+ qbman_eq_desc_set_orp(eqdesc, 1, orpid, seqnum, 0);
+ qbman_eq_desc_set_response(eqdesc, (uint64_t)
+ DPAA2_VADDR_TO_IOVA(&dpio_dev->eqresp[
+ dpio_dev->eqresp_pi]), 1);
+ qbman_eq_desc_set_token(eqdesc, 1);
+
+ eqresp_meta = &dpio_dev->eqresp_meta[
+ dpio_dev->eqresp_pi];
+ eqresp_meta->dpaa2_q = dpaa2_q;
+ eqresp_meta->mp = m->pool;
+
+ dpio_dev->eqresp_pi + 1 < MAX_EQ_RESP_ENTRIES ?
+ dpio_dev->eqresp_pi++ :
+ (dpio_dev->eqresp_pi = 0);
+ } else {
+ qbman_eq_desc_set_orp(eqdesc, 0, orpid, seqnum, 0);
+ }
+ } else {
+ dq_idx = *dpaa2_seqn(m) - 1;
+ qbman_eq_desc_set_dca(eqdesc, 1, dq_idx, 0);
+ DPAA2_PER_LCORE_DQRR_SIZE--;
+ DPAA2_PER_LCORE_DQRR_HELD &= ~(1 << dq_idx);
+ }
+ *dpaa2_seqn(m) = DPAA2_INVALID_MBUF_SEQN;
+}
+
+uint16_t
+dpaa2_dev_tx_multi_txq_ordered(void **queue,
+ struct rte_mbuf **bufs, uint16_t nb_pkts)
+{
+ /* Function to transmit the frames to multiple queues respectively.*/
+ uint32_t loop, retry_count;
+ int32_t ret;
+ struct qbman_fd fd_arr[MAX_TX_RING_SLOTS];
+ uint32_t frames_to_send;
+ struct rte_mempool *mp;
+ struct qbman_eq_desc eqdesc[MAX_TX_RING_SLOTS];
+ struct dpaa2_queue *dpaa2_q[MAX_TX_RING_SLOTS];
+ struct qbman_swp *swp;
+ uint16_t bpid;
+ struct rte_mbuf *mi;
+ struct rte_eth_dev_data *eth_data;
+ struct dpaa2_dev_priv *priv;
+ struct dpaa2_queue *order_sendq;
+
+ if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
+ ret = dpaa2_affine_qbman_swp();
+ if (ret) {
+ DPAA2_PMD_ERR(
+ "Failed to allocate IO portal, tid: %d\n",
+ rte_gettid());
+ return 0;
+ }
+ }
+ swp = DPAA2_PER_LCORE_PORTAL;
+
+ for (loop = 0; loop < nb_pkts; loop++) {
+ dpaa2_q[loop] = (struct dpaa2_queue *)queue[loop];
+ eth_data = dpaa2_q[loop]->eth_data;
+ priv = eth_data->dev_private;
+ qbman_eq_desc_clear(&eqdesc[loop]);
+ if (*dpaa2_seqn(*bufs) && priv->en_ordered) {
+ order_sendq = (struct dpaa2_queue *)priv->tx_vq[0];
+ dpaa2_set_enqueue_descriptor(order_sendq,
+ (*bufs),
+ &eqdesc[loop]);
+ } else {
+ qbman_eq_desc_set_no_orp(&eqdesc[loop],
+ DPAA2_EQ_RESP_ERR_FQ);
+ qbman_eq_desc_set_fq(&eqdesc[loop],
+ dpaa2_q[loop]->fqid);
+ }
+
+ retry_count = 0;
+ while (qbman_result_SCN_state(dpaa2_q[loop]->cscn)) {
+ retry_count++;
+ /* Retry for some time before giving up */
+ if (retry_count > CONG_RETRY_COUNT)
+ goto send_frames;
+ }
+
+ if (likely(RTE_MBUF_DIRECT(*bufs))) {
+ mp = (*bufs)->pool;
+ /* Check the basic scenario and set
+ * the FD appropriately here itself.
+ */
+ if (likely(mp && mp->ops_index ==
+ priv->bp_list->dpaa2_ops_index &&
+ (*bufs)->nb_segs == 1 &&
+ rte_mbuf_refcnt_read((*bufs)) == 1)) {
+ if (unlikely((*bufs)->ol_flags
+ & RTE_MBUF_F_TX_VLAN)) {
+ ret = rte_vlan_insert(bufs);
+ if (ret)
+ goto send_frames;
+ }
+ DPAA2_MBUF_TO_CONTIG_FD((*bufs),
+ &fd_arr[loop],
+ mempool_to_bpid(mp));
+ bufs++;
+ dpaa2_q[loop]++;
+ continue;
+ }
+ } else {
+ mi = rte_mbuf_from_indirect(*bufs);
+ mp = mi->pool;
+ }
+ /* Not a hw_pkt pool allocated frame */
+ if (unlikely(!mp || !priv->bp_list)) {
+ DPAA2_PMD_ERR("Err: No buffer pool attached");
+ goto send_frames;
+ }
+
+ if (mp->ops_index != priv->bp_list->dpaa2_ops_index) {
+ DPAA2_PMD_WARN("Non DPAA2 buffer pool");
+ /* alloc should be from the default buffer pool
+ * attached to this interface
+ */
+ bpid = priv->bp_list->buf_pool.bpid;
+
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ DPAA2_PMD_ERR(
+ "S/G not supp for non hw offload buffer");
+ goto send_frames;
+ }
+ if (eth_copy_mbuf_to_fd(*bufs,
+ &fd_arr[loop], bpid)) {
+ goto send_frames;
+ }
+ /* free the original packet */
+ rte_pktmbuf_free(*bufs);
+ } else {
+ bpid = mempool_to_bpid(mp);
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ if (eth_mbuf_to_sg_fd(*bufs,
+ &fd_arr[loop],
+ mp,
+ bpid))
+ goto send_frames;
+ } else {
+ eth_mbuf_to_fd(*bufs,
+ &fd_arr[loop], bpid);
+ }
+ }
+
+ bufs++;
+ dpaa2_q[loop]++;
+ }
+
+send_frames:
+ frames_to_send = loop;
+ loop = 0;
+ while (loop < frames_to_send) {
+ ret = qbman_swp_enqueue_multiple_desc(swp, &eqdesc[loop],
+ &fd_arr[loop],
+ frames_to_send - loop);
+ if (likely(ret > 0)) {
+ loop += ret;
+ } else {
+ retry_count++;
+ if (retry_count > DPAA2_MAX_TX_RETRY_COUNT)
+ break;
+ }
+ }
+
+ return loop;
+}
+
+/* Callback to handle sending ordered packets through WRIOP based interface */
+uint16_t
+dpaa2_dev_tx_ordered(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
+{
+ /* Function to transmit the frames to given device and VQ*/
+ struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)queue;
+ struct rte_eth_dev_data *eth_data = dpaa2_q->eth_data;
+ struct dpaa2_dev_priv *priv = eth_data->dev_private;
+ struct dpaa2_queue *order_sendq = (struct dpaa2_queue *)priv->tx_vq[0];
+ struct qbman_fd fd_arr[MAX_TX_RING_SLOTS];
+ struct rte_mbuf *mi;
+ struct rte_mempool *mp;
+ struct qbman_eq_desc eqdesc[MAX_TX_RING_SLOTS];
+ struct qbman_swp *swp;
+ uint32_t frames_to_send, num_free_eq_desc;
+ uint32_t loop, retry_count;
+ int32_t ret;
+ uint16_t num_tx = 0;
+ uint16_t bpid;
+
+ if (unlikely(!DPAA2_PER_LCORE_DPIO)) {
+ ret = dpaa2_affine_qbman_swp();
+ if (ret) {
+ DPAA2_PMD_ERR(
+ "Failed to allocate IO portal, tid: %d\n",
+ rte_gettid());
+ return 0;
+ }
+ }
+ swp = DPAA2_PER_LCORE_PORTAL;
+
+ DPAA2_PMD_DP_DEBUG("===> eth_data =%p, fqid =%d\n",
+ eth_data, dpaa2_q->fqid);
+
+ /* This would also handle normal and atomic queues as any type
+ * of packet can be enqueued when ordered queues are being used.
+ */
+ while (nb_pkts) {
+ /*Check if the queue is congested*/
+ retry_count = 0;
+ while (qbman_result_SCN_state(dpaa2_q->cscn)) {
+ retry_count++;
+ /* Retry for some time before giving up */
+ if (retry_count > CONG_RETRY_COUNT)
+ goto skip_tx;
+ }
+
+ frames_to_send = (nb_pkts > dpaa2_eqcr_size) ?
+ dpaa2_eqcr_size : nb_pkts;
+
+ if (!priv->en_loose_ordered) {
+ if (*dpaa2_seqn(*bufs) & DPAA2_ENQUEUE_FLAG_ORP) {
+ num_free_eq_desc = dpaa2_free_eq_descriptors();
+ if (num_free_eq_desc < frames_to_send)
+ frames_to_send = num_free_eq_desc;
+ }
+ }
+
+ for (loop = 0; loop < frames_to_send; loop++) {
+ /*Prepare enqueue descriptor*/
+ qbman_eq_desc_clear(&eqdesc[loop]);
+
+ if (*dpaa2_seqn(*bufs)) {
+ /* Use only queue 0 for Tx in case of atomic/
+ * ordered packets as packets can get unordered
+ * when being transmitted out from the interface
+ */
+ dpaa2_set_enqueue_descriptor(order_sendq,
+ (*bufs),
+ &eqdesc[loop]);
+ } else {
+ qbman_eq_desc_set_no_orp(&eqdesc[loop],
+ DPAA2_EQ_RESP_ERR_FQ);
+ qbman_eq_desc_set_fq(&eqdesc[loop],
+ dpaa2_q->fqid);
+ }
+
+ if (likely(RTE_MBUF_DIRECT(*bufs))) {
+ mp = (*bufs)->pool;
+ /* Check the basic scenario and set
+ * the FD appropriately here itself.
+ */
+ if (likely(mp && mp->ops_index ==
+ priv->bp_list->dpaa2_ops_index &&
+ (*bufs)->nb_segs == 1 &&
+ rte_mbuf_refcnt_read((*bufs)) == 1)) {
+ if (unlikely((*bufs)->ol_flags
+ & RTE_MBUF_F_TX_VLAN)) {
+ ret = rte_vlan_insert(bufs);
+ if (ret)
+ goto send_n_return;
+ }
+ DPAA2_MBUF_TO_CONTIG_FD((*bufs),
+ &fd_arr[loop],
+ mempool_to_bpid(mp));
+ bufs++;
+ continue;
+ }
+ } else {
+ mi = rte_mbuf_from_indirect(*bufs);
+ mp = mi->pool;
+ }
+ /* Not a hw_pkt pool allocated frame */
+ if (unlikely(!mp || !priv->bp_list)) {
+ DPAA2_PMD_ERR("Err: No buffer pool attached");
+ goto send_n_return;
+ }
+
+ if (mp->ops_index != priv->bp_list->dpaa2_ops_index) {
+ DPAA2_PMD_WARN("Non DPAA2 buffer pool");
+ /* alloc should be from the default buffer pool
+ * attached to this interface
+ */
+ bpid = priv->bp_list->buf_pool.bpid;
+
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ DPAA2_PMD_ERR(
+ "S/G not supp for non hw offload buffer");
+ goto send_n_return;
+ }
+ if (eth_copy_mbuf_to_fd(*bufs,
+ &fd_arr[loop], bpid)) {
+ goto send_n_return;
+ }
+ /* free the original packet */
+ rte_pktmbuf_free(*bufs);
+ } else {
+ bpid = mempool_to_bpid(mp);
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ if (eth_mbuf_to_sg_fd(*bufs,
+ &fd_arr[loop],
+ mp,
+ bpid))
+ goto send_n_return;
+ } else {
+ eth_mbuf_to_fd(*bufs,
+ &fd_arr[loop], bpid);
+ }
+ }
+ bufs++;
+ }
+
+ loop = 0;
+ retry_count = 0;
+ while (loop < frames_to_send) {
+ ret = qbman_swp_enqueue_multiple_desc(swp,
+ &eqdesc[loop], &fd_arr[loop],
+ frames_to_send - loop);
+ if (unlikely(ret < 0)) {
+ retry_count++;
+ if (retry_count > DPAA2_MAX_TX_RETRY_COUNT) {
+ num_tx += loop;
+ nb_pkts -= loop;
+ goto send_n_return;
+ }
+ } else {
+ loop += ret;
+ retry_count = 0;
+ }
+ }
+