+ if (eth_data->dev_conf.rxmode.offloads &
+ RTE_ETH_RX_OFFLOAD_VLAN_STRIP) {
+ rte_vlan_strip(bufs[num_rx]);
+ }
+
+ dq_storage++;
+ num_rx++;
+ num_pulled++;
+ } while (pending);
+ /* Last VDQ provided all packets and more packets are requested */
+ } while (next_pull && num_pulled == dpaa2_dqrr_size);
+
+ dpaa2_q->rx_pkts += num_rx;
+
+ return num_rx;
+}
+
+uint16_t dpaa2_dev_tx_conf(void *queue)
+{
+ /* Function receive frames for a given device and VQ */
+ struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)queue;
+ struct qbman_result *dq_storage;
+ uint32_t fqid = dpaa2_q->fqid;
+ int ret, num_tx_conf = 0, num_pulled;
+ uint8_t pending, status;
+ struct qbman_swp *swp;
+ const struct qbman_fd *fd, *next_fd;
+ struct qbman_pull_desc pulldesc;
+ struct qbman_release_desc releasedesc;
+ uint32_t bpid;
+ uint64_t buf;
+#if defined(RTE_LIBRTE_IEEE1588)
+ struct rte_eth_dev_data *eth_data = dpaa2_q->eth_data;
+ struct dpaa2_dev_priv *priv = eth_data->dev_private;
+ struct dpaa2_annot_hdr *annotation;
+ void *v_addr;
+ struct rte_mbuf *mbuf;
+#endif
+
+ 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;
+
+ do {
+ dq_storage = dpaa2_q->q_storage->dq_storage[0];
+ qbman_pull_desc_clear(&pulldesc);
+ qbman_pull_desc_set_fq(&pulldesc, fqid);
+ qbman_pull_desc_set_storage(&pulldesc, dq_storage,
+ (size_t)(DPAA2_VADDR_TO_IOVA(dq_storage)), 1);
+
+ qbman_pull_desc_set_numframes(&pulldesc, dpaa2_dqrr_size);
+
+ while (1) {
+ if (qbman_swp_pull(swp, &pulldesc)) {
+ DPAA2_PMD_DP_DEBUG("VDQ command is not issued."
+ "QBMAN is busy\n");
+ /* Portal was busy, try again */
+ continue;
+ }
+ break;
+ }
+
+ rte_prefetch0((void *)((size_t)(dq_storage + 1)));
+ /* Check if the previous issued command is completed. */
+ while (!qbman_check_command_complete(dq_storage))
+ ;
+
+ num_pulled = 0;
+ pending = 1;
+ do {
+ /* Loop until the dq_storage is updated with
+ * new token by QBMAN
+ */
+ while (!qbman_check_new_result(dq_storage))
+ ;
+ rte_prefetch0((void *)((size_t)(dq_storage + 2)));
+ /* Check whether Last Pull command is Expired and
+ * setting Condition for Loop termination
+ */
+ if (qbman_result_DQ_is_pull_complete(dq_storage)) {
+ pending = 0;
+ /* Check for valid frame. */
+ status = qbman_result_DQ_flags(dq_storage);
+ if (unlikely((status &
+ QBMAN_DQ_STAT_VALIDFRAME) == 0))
+ continue;
+ }
+ fd = qbman_result_DQ_fd(dq_storage);
+
+ next_fd = qbman_result_DQ_fd(dq_storage + 1);
+ /* Prefetch Annotation address for the parse results */
+ rte_prefetch0((void *)(size_t)
+ (DPAA2_GET_FD_ADDR(next_fd) +
+ DPAA2_FD_PTA_SIZE + 16));
+
+ bpid = DPAA2_GET_FD_BPID(fd);
+
+ /* Create a release descriptor required for releasing
+ * buffers into QBMAN
+ */
+ qbman_release_desc_clear(&releasedesc);
+ qbman_release_desc_set_bpid(&releasedesc, bpid);
+
+ buf = DPAA2_GET_FD_ADDR(fd);
+ /* feed them to bman */
+ do {
+ ret = qbman_swp_release(swp, &releasedesc,
+ &buf, 1);
+ } while (ret == -EBUSY);
+
+ dq_storage++;
+ num_tx_conf++;
+ num_pulled++;
+#if defined(RTE_LIBRTE_IEEE1588)
+ v_addr = DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd));
+ mbuf = DPAA2_INLINE_MBUF_FROM_BUF(v_addr,
+ rte_dpaa2_bpid_info[DPAA2_GET_FD_BPID(fd)].meta_data_size);
+
+ if (mbuf->ol_flags & PKT_TX_IEEE1588_TMST) {
+ annotation = (struct dpaa2_annot_hdr *)((size_t)
+ DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd)) +
+ DPAA2_FD_PTA_SIZE);
+ priv->tx_timestamp = annotation->word2;
+ }
+#endif
+ } while (pending);
+
+ /* Last VDQ provided all packets and more packets are requested */
+ } while (num_pulled == dpaa2_dqrr_size);
+
+ dpaa2_q->rx_pkts += num_tx_conf;
+
+ return num_tx_conf;
+}
+
+/* Configure the egress frame annotation for timestamp update */
+static void enable_tx_tstamp(struct qbman_fd *fd)
+{
+ struct dpaa2_faead *fd_faead;
+
+ /* Set frame annotation status field as valid */
+ (fd)->simple.frc |= DPAA2_FD_FRC_FASV;
+
+ /* Set frame annotation egress action descriptor as valid */
+ (fd)->simple.frc |= DPAA2_FD_FRC_FAEADV;
+
+ /* Set Annotation Length as 128B */
+ (fd)->simple.ctrl |= DPAA2_FD_CTRL_ASAL;
+
+ /* enable update of confirmation frame annotation */
+ fd_faead = (struct dpaa2_faead *)((size_t)
+ DPAA2_IOVA_TO_VADDR(DPAA2_GET_FD_ADDR(fd)) +
+ DPAA2_FD_PTA_SIZE + DPAA2_FD_HW_ANNOT_FAEAD_OFFSET);
+ fd_faead->ctrl = DPAA2_ANNOT_FAEAD_A2V | DPAA2_ANNOT_FAEAD_UPDV |
+ DPAA2_ANNOT_FAEAD_UPD;
+}
+
+/*
+ * Callback to handle sending packets through WRIOP based interface
+ */
+uint16_t
+dpaa2_dev_tx(void *queue, struct rte_mbuf **bufs, uint16_t nb_pkts)
+{
+ /* Function to transmit the frames to given device and VQ*/
+ uint32_t loop, retry_count;
+ int32_t ret;
+ struct qbman_fd fd_arr[MAX_TX_RING_SLOTS];
+ struct rte_mbuf *mi;
+ uint32_t frames_to_send;
+ struct rte_mempool *mp;
+ struct qbman_eq_desc eqdesc;
+ struct dpaa2_queue *dpaa2_q = (struct dpaa2_queue *)queue;
+ struct qbman_swp *swp;
+ uint16_t num_tx = 0;
+ uint16_t bpid;
+ struct rte_eth_dev_data *eth_data = dpaa2_q->eth_data;
+ struct dpaa2_dev_priv *priv = eth_data->dev_private;
+ uint32_t flags[MAX_TX_RING_SLOTS] = {0};
+ struct rte_mbuf **orig_bufs = bufs;
+
+ 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);
+
+#ifdef RTE_LIBRTE_IEEE1588
+ /* IEEE1588 driver need pointer to tx confirmation queue
+ * corresponding to last packet transmitted for reading
+ * the timestamp
+ */
+ if ((*bufs)->ol_flags & PKT_TX_IEEE1588_TMST) {
+ priv->next_tx_conf_queue = dpaa2_q->tx_conf_queue;
+ dpaa2_dev_tx_conf(dpaa2_q->tx_conf_queue);
+ priv->tx_timestamp = 0;
+ }
+#endif
+
+ /*Prepare enqueue descriptor*/
+ qbman_eq_desc_clear(&eqdesc);
+ qbman_eq_desc_set_no_orp(&eqdesc, DPAA2_EQ_RESP_ERR_FQ);
+ qbman_eq_desc_set_fq(&eqdesc, dpaa2_q->fqid);
+
+ /*Clear the unused FD fields before sending*/
+ 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;
+
+ for (loop = 0; loop < frames_to_send; loop++) {
+ if (*dpaa2_seqn(*bufs)) {
+ uint8_t dqrr_index = *dpaa2_seqn(*bufs) - 1;
+
+ flags[loop] = QBMAN_ENQUEUE_FLAG_DCA |
+ dqrr_index;
+ DPAA2_PER_LCORE_DQRR_SIZE--;
+ DPAA2_PER_LCORE_DQRR_HELD &= ~(1 << dqrr_index);
+ *dpaa2_seqn(*bufs) = DPAA2_INVALID_MBUF_SEQN;
+ }
+
+ 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) ||
+ (eth_data->dev_conf.txmode.offloads
+ & RTE_ETH_TX_OFFLOAD_VLAN_INSERT))) {
+ 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++;
+#ifdef RTE_LIBRTE_IEEE1588
+ enable_tx_tstamp(&fd_arr[loop]);
+#endif
+ continue;
+ }
+ } else {
+ mi = rte_mbuf_from_indirect(*bufs);
+ mp = mi->pool;
+ }
+
+ if (unlikely(RTE_MBUF_HAS_EXTBUF(*bufs))) {
+ if (unlikely((*bufs)->nb_segs > 1)) {
+ if (eth_mbuf_to_sg_fd(*bufs,
+ &fd_arr[loop],
+ mp, 0))
+ goto send_n_return;
+ } else {
+ eth_mbuf_to_fd(*bufs,
+ &fd_arr[loop], 0);
+ }
+ bufs++;
+#ifdef RTE_LIBRTE_IEEE1588
+ enable_tx_tstamp(&fd_arr[loop]);
+#endif
+ continue;
+ }
+
+ /* 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 (unlikely(((*bufs)->ol_flags & RTE_MBUF_F_TX_VLAN) ||
+ (eth_data->dev_conf.txmode.offloads
+ & RTE_ETH_TX_OFFLOAD_VLAN_INSERT))) {
+ int ret = rte_vlan_insert(bufs);
+ if (ret)
+ goto send_n_return;
+ }
+ if (mp->ops_index != priv->bp_list->dpaa2_ops_index) {
+ DPAA2_PMD_WARN("Non DPAA2 buffer pool");