[dpdk-dev] [PATCH 2/2] i40e: Enlarge the number of supported queues
Wu, Jingjing
jingjing.wu at intel.com
Mon Oct 19 10:29:49 CEST 2015
Hi, helin
Few comments
> a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index
> 4b70588..3bdcaa4 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -2240,113 +2240,88 @@ i40e_pf_parameter_init(struct rte_eth_dev
> *dev) {
> struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data-
> >dev_private);
> struct i40e_hw *hw = I40E_PF_TO_HW(pf);
> - uint16_t sum_queues = 0, sum_vsis, left_queues;
> + uint16_t qp_count = 0, vsi_count = 0;
>
> - /* First check if FW support SRIOV */
> if (dev->pci_dev->max_vfs && !hw->func_caps.sr_iov_1_1) {
> PMD_INIT_LOG(ERR, "HW configuration doesn't support
> SRIOV");
> return -EINVAL;
> }
>
> pf->flags = I40E_FLAG_HEADER_SPLIT_DISABLED;
> - pf->max_num_vsi = RTE_MIN(hw->func_caps.num_vsis,
> I40E_MAX_NUM_VSIS);
> - PMD_INIT_LOG(INFO, "Max supported VSIs:%u", pf->max_num_vsi);
> - /* Allocate queues for pf */
> - if (hw->func_caps.rss) {
> - pf->flags |= I40E_FLAG_RSS;
> - pf->lan_nb_qps = RTE_MIN(hw->func_caps.num_tx_qp,
> - (uint32_t)(1 << hw-
> >func_caps.rss_table_entry_width));
> - pf->lan_nb_qps = i40e_align_floor(pf->lan_nb_qps);
> - } else
> + pf->max_num_vsi = hw->func_caps.num_vsis;
> + pf->lan_nb_qp_max = RTE_LIBRTE_I40E_QUEUE_NUM_PER_PF;
> + pf->vmdq_nb_qp_max = RTE_LIBRTE_I40E_QUEUE_NUM_PER_VM;
> + pf->vf_nb_qp_max = RTE_LIBRTE_I40E_QUEUE_NUM_PER_PF;
> +
Need use the NUM_PER_VF but not NUM_PER_PF
pf->vf_nb_qp_max = RTE_LIBRTE_I40E_QUEUE_NUM_PER_PF; ==> pf->vf_nb_qp_max = RTE_LIBRTE_I40E_QUEUE_NUM_PER_VF;
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