From 32e04ea00cd159613e04acef75e52bfca6eeff2f Mon Sep 17 00:00:00 2001 From: Christian Ehrhardt Date: Mon, 5 Dec 2016 11:42:44 +0100 Subject: Imported Upstream version 16.07.2 Change-Id: I76bc313e0942233ce259612069ded302dd6c87bb Signed-off-by: Christian Ehrhardt --- drivers/net/enic/enic_main.c | 32 +++++++++++++++++++++----------- 1 file changed, 21 insertions(+), 11 deletions(-) (limited to 'drivers/net/enic/enic_main.c') diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c index b4ca3710..7549c12e 100644 --- a/drivers/net/enic/enic_main.c +++ b/drivers/net/enic/enic_main.c @@ -174,8 +174,7 @@ void enic_dev_stats_get(struct enic *enic, struct rte_eth_stats *r_stats) * which can make ibytes be slightly higher than it should be. */ rx_packet_errors = rte_atomic64_read(&soft_stats->rx_packet_errors); - rx_truncated = rx_packet_errors - stats->rx.rx_errors - - stats->rx.rx_no_bufs; + rx_truncated = rx_packet_errors - stats->rx.rx_errors; r_stats->ipackets = stats->rx.rx_frames_ok - rx_truncated; r_stats->opackets = stats->tx.tx_frames_ok; @@ -517,7 +516,7 @@ void enic_free_rq(void *rxq) if (rq_data->in_use) vnic_rq_free(rq_data); - vnic_cq_free(&enic->cq[rq_sop->index]); + vnic_cq_free(&enic->cq[enic_sop_rq_idx_to_cq_idx(rq_sop->index)]); } void enic_start_wq(struct enic *enic, uint16_t queue_idx) @@ -576,7 +575,7 @@ int enic_stop_rq(struct enic *enic, uint16_t queue_idx) int enic_alloc_rq(struct enic *enic, uint16_t queue_idx, unsigned int socket_id, struct rte_mempool *mp, - uint16_t nb_desc) + uint16_t nb_desc, uint16_t free_thresh) { int rc; uint16_t sop_queue_idx = enic_sop_rq(queue_idx); @@ -596,6 +595,10 @@ int enic_alloc_rq(struct enic *enic, uint16_t queue_idx, rq_data->socket_id = socket_id; rq_data->mp = mp; rq_sop->in_use = 1; + rq_sop->rx_free_thresh = free_thresh; + rq_data->rx_free_thresh = free_thresh; + dev_debug(enic, "Set queue_id:%u free thresh:%u\n", queue_idx, + free_thresh); mbuf_size = (uint16_t)(rte_pktmbuf_data_room_size(mp) - RTE_PKTMBUF_HEADROOM); @@ -611,10 +614,13 @@ int enic_alloc_rq(struct enic *enic, uint16_t queue_idx, } if (mbufs_per_pkt > 1) { - dev_info(enic, "Scatter rx mode in use\n"); + dev_info(enic, "Rq %u Scatter rx mode in use\n", queue_idx); + rq_sop->data_queue_enable = 1; rq_data->in_use = 1; } else { - dev_info(enic, "Scatter rx mode not being used\n"); + dev_info(enic, "Rq %u Scatter rx mode not being used\n", + queue_idx); + rq_sop->data_queue_enable = 0; rq_data->in_use = 0; } @@ -1122,6 +1128,15 @@ static int enic_dev_init(struct enic *enic) return err; } + /* Get available resource counts */ + enic_get_res_counts(enic); + if (enic->conf_rq_count == 1) { + dev_err(enic, "Running with only 1 RQ configured in the vNIC is not supported.\n"); + dev_err(enic, "Please configure 2 RQs in the vNIC for each Rx queue used by DPDK.\n"); + dev_err(enic, "See the ENIC PMD guide for more information.\n"); + return -EINVAL; + } + eth_dev->data->mac_addrs = rte_zmalloc("enic_mac_addr", ETH_ALEN, 0); if (!eth_dev->data->mac_addrs) { dev_err(enic, "mac addr storage alloc failed, aborting.\n"); @@ -1130,11 +1145,6 @@ static int enic_dev_init(struct enic *enic) ether_addr_copy((struct ether_addr *) enic->mac_addr, ð_dev->data->mac_addrs[0]); - - /* Get available resource counts - */ - enic_get_res_counts(enic); - vnic_dev_set_reset_flag(enic->vdev, 0); return 0; -- cgit 1.2.3-korg