diff options
Diffstat (limited to 'drivers/net/ethernet/cavium/thunder/nicvf_queues.c')
-rw-r--r-- | drivers/net/ethernet/cavium/thunder/nicvf_queues.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c index d2ac133e36f1..ac0390be3b12 100644 --- a/drivers/net/ethernet/cavium/thunder/nicvf_queues.c +++ b/drivers/net/ethernet/cavium/thunder/nicvf_queues.c @@ -603,7 +603,7 @@ void nicvf_cmp_queue_config(struct nicvf *nic, struct queue_set *qs, cq_cfg.ena = 1; cq_cfg.reset = 0; cq_cfg.caching = 0; - cq_cfg.qsize = CMP_QSIZE; + cq_cfg.qsize = ilog2(qs->cq_len >> 10); cq_cfg.avg_con = 0; nicvf_queue_reg_write(nic, NIC_QSET_CQ_0_7_CFG, qidx, *(u64 *)&cq_cfg); @@ -652,9 +652,12 @@ static void nicvf_snd_queue_config(struct nicvf *nic, struct queue_set *qs, sq_cfg.ena = 1; sq_cfg.reset = 0; sq_cfg.ldwb = 0; - sq_cfg.qsize = SND_QSIZE; + sq_cfg.qsize = ilog2(qs->sq_len >> 10); sq_cfg.tstmp_bgx_intf = 0; - sq_cfg.cq_limit = 0; + /* CQ's level at which HW will stop processing SQEs to avoid + * transmitting a pkt with no space in CQ to post CQE_TX. + */ + sq_cfg.cq_limit = (CMP_QUEUE_PIPELINE_RSVD * 256) / qs->cq_len; nicvf_queue_reg_write(nic, NIC_QSET_SQ_0_7_CFG, qidx, *(u64 *)&sq_cfg); /* Set threshold value for interrupt generation */ @@ -816,11 +819,21 @@ int nicvf_config_data_transfer(struct nicvf *nic, bool enable) { bool disable = false; struct queue_set *qs = nic->qs; + struct queue_set *pqs = nic->pnicvf->qs; int qidx; if (!qs) return 0; + /* Take primary VF's queue lengths. + * This is needed to take queue lengths set from ethtool + * into consideration. + */ + if (nic->sqs_mode && pqs) { + qs->cq_len = pqs->cq_len; + qs->sq_len = pqs->sq_len; + } + if (enable) { if (nicvf_alloc_resources(nic)) return -ENOMEM; |