From 338af1171c7749802fcb7702e05adc945e0aec3b Mon Sep 17 00:00:00 2001 From: Konstantin Ananyev Date: Tue, 27 Oct 2015 12:51:44 +0000 Subject: [PATCH] i40e: get queue info and descriptor limits Signed-off-by: Konstantin Ananyev Acked-by: Remy Horton --- drivers/net/i40e/i40e_ethdev.c | 14 ++++++++++++ drivers/net/i40e/i40e_ethdev.h | 5 +++++ drivers/net/i40e/i40e_ethdev_vf.c | 12 ++++++++++ drivers/net/i40e/i40e_rxtx.c | 37 +++++++++++++++++++++++++++++++ 4 files changed, 68 insertions(+) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 480dd579af..b8bbb5b399 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -316,6 +316,8 @@ static const struct eth_dev_ops i40e_eth_dev_ops = { .udp_tunnel_add = i40e_dev_udp_tunnel_add, .udp_tunnel_del = i40e_dev_udp_tunnel_del, .filter_ctrl = i40e_dev_filter_ctrl, + .rxq_info_get = i40e_rxq_info_get, + .txq_info_get = i40e_txq_info_get, .mirror_rule_set = i40e_mirror_rule_set, .mirror_rule_reset = i40e_mirror_rule_reset, .timesync_enable = i40e_timesync_enable, @@ -1769,6 +1771,18 @@ i40e_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) ETH_TXQ_FLAGS_NOOFFLOADS, }; + dev_info->rx_desc_lim = (struct rte_eth_desc_lim) { + .nb_max = I40E_MAX_RING_DESC, + .nb_min = I40E_MIN_RING_DESC, + .nb_align = I40E_ALIGN_RING_DESC, + }; + + dev_info->tx_desc_lim = (struct rte_eth_desc_lim) { + .nb_max = I40E_MAX_RING_DESC, + .nb_min = I40E_MIN_RING_DESC, + .nb_align = I40E_ALIGN_RING_DESC, + }; + if (pf->flags & I40E_FLAG_VMDQ) { dev_info->max_vmdq_pools = pf->max_nb_vmdq_vsi; dev_info->vmdq_queue_base = dev_info->max_rx_queues; diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h index 0c9c78c946..062878b01f 100644 --- a/drivers/net/i40e/i40e_ethdev.h +++ b/drivers/net/i40e/i40e_ethdev.h @@ -539,6 +539,11 @@ int i40e_fdir_ctrl_func(struct rte_eth_dev *dev, enum rte_filter_op filter_op, void *arg); +void i40e_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_rxq_info *qinfo); +void i40e_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_txq_info *qinfo); + /* I40E_DEV_PRIVATE_TO */ #define I40E_DEV_PRIVATE_TO_PF(adapter) \ (&((struct i40e_adapter *)adapter)->pf) diff --git a/drivers/net/i40e/i40e_ethdev_vf.c b/drivers/net/i40e/i40e_ethdev_vf.c index 48b904ee95..8142ff4b0a 100644 --- a/drivers/net/i40e/i40e_ethdev_vf.c +++ b/drivers/net/i40e/i40e_ethdev_vf.c @@ -1803,6 +1803,18 @@ i40evf_dev_info_get(struct rte_eth_dev *dev, struct rte_eth_dev_info *dev_info) .txq_flags = ETH_TXQ_FLAGS_NOMULTSEGS | ETH_TXQ_FLAGS_NOOFFLOADS, }; + + dev_info->rx_desc_lim = (struct rte_eth_desc_lim) { + .nb_max = I40E_MAX_RING_DESC, + .nb_min = I40E_MIN_RING_DESC, + .nb_align = I40E_ALIGN_RING_DESC, + }; + + dev_info->tx_desc_lim = (struct rte_eth_desc_lim) { + .nb_max = I40E_MAX_RING_DESC, + .nb_min = I40E_MIN_RING_DESC, + .nb_align = I40E_ALIGN_RING_DESC, + }; } static void diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c index 58aec9f6c6..e45c8f32a4 100644 --- a/drivers/net/i40e/i40e_rxtx.c +++ b/drivers/net/i40e/i40e_rxtx.c @@ -3091,6 +3091,43 @@ i40e_fdir_setup_rx_resources(struct i40e_pf *pf) return I40E_SUCCESS; } +void +i40e_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_rxq_info *qinfo) +{ + struct i40e_rx_queue *rxq; + + rxq = dev->data->rx_queues[queue_id]; + + qinfo->mp = rxq->mp; + qinfo->scattered_rx = dev->data->scattered_rx; + qinfo->nb_desc = rxq->nb_rx_desc; + + qinfo->conf.rx_free_thresh = rxq->rx_free_thresh; + qinfo->conf.rx_drop_en = rxq->drop_en; + qinfo->conf.rx_deferred_start = rxq->rx_deferred_start; +} + +void +i40e_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, + struct rte_eth_txq_info *qinfo) +{ + struct i40e_tx_queue *txq; + + txq = dev->data->tx_queues[queue_id]; + + qinfo->nb_desc = txq->nb_tx_desc; + + qinfo->conf.tx_thresh.pthresh = txq->pthresh; + qinfo->conf.tx_thresh.hthresh = txq->hthresh; + qinfo->conf.tx_thresh.wthresh = txq->wthresh; + + qinfo->conf.tx_free_thresh = txq->tx_free_thresh; + qinfo->conf.tx_rs_thresh = txq->tx_rs_thresh; + qinfo->conf.txq_flags = txq->txq_flags; + qinfo->conf.tx_deferred_start = txq->tx_deferred_start; +} + void __attribute__((cold)) i40e_set_rx_function(struct rte_eth_dev *dev) { -- 2.20.1