Function bnxt_vnic_rss_create

dpdk/drivers/net/bnxt/bnxt_vnic.c:639–776

/* The validation of the rss_info should be done before calling this function*/

static struct bnxt_vnic_info *
bnxt_vnic_rss_create(struct bnxt *bp,
		     struct bnxt_vnic_rss_info *rss_info,
		     uint16_t vnic_id)
{
	uint8_t *rx_queue_state = bp->eth_dev->data->rx_queue_state;
	struct bnxt_vnic_info *vnic;
	struct bnxt_rx_queue *rxq = NULL;
	uint32_t idx, nr_ctxs, config_rss = 0;
	uint16_t saved_mru = 0;
	uint16_t active_q_cnt = 0;
	int16_t first_q = -1;
	int16_t end_q = -1;
	int32_t rc = 0;

	/* Assign the vnic to be used for this rss configuration */
	vnic = &bp->vnic_info[vnic_id];

	/* Update the vnic details for all the rx queues */
	for (idx = 0; idx < BNXT_VNIC_MAX_QUEUE_SIZE; idx++) {
		if (BNXT_VNIC_BITMAP_GET(rss_info->queue_list, idx)) {
			rxq = bp->rx_queues[idx];
			if (rx_queue_state[idx] ==
			    RTE_ETH_QUEUE_STATE_STOPPED) {
				rxq->rx_started = 0;
			} else {
				rxq->rx_started = 1;
				active_q_cnt++;
			}
			vnic->rx_queue_cnt++;

			/* Update the queue list */
			BNXT_VNIC_BITMAP_SET(vnic->queue_bitmap, idx);
			if (first_q == -1)
				first_q = idx;
			end_q = idx;
		}
	}
	vnic->start_grp_id = first_q;
	vnic->end_grp_id = end_q + 1;
	vnic->func_default = 0;	/* This is not a default VNIC. */
	bp->nr_vnics++;

	/* Allocate vnic group for p4 platform */
	rc = bnxt_vnic_grp_alloc(bp, vnic);
	if (rc) {
		PMD_DRV_LOG(ERR, "Failed to allocate vnic groups\n");
		goto fail_cleanup;
	}

	/* populate the fw group table */
	bnxt_vnic_ring_grp_populate(bp, vnic);
	bnxt_vnic_rules_init(vnic);

	/* Allocate the vnic in the firmware */
	rc = bnxt_hwrm_vnic_alloc(bp, vnic);
	if (rc) {
		PMD_DRV_LOG(ERR, "Failed to allocate vnic %d\n", idx);