net/thunderx: get Rx queue count

Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
Signed-off-by: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>
Signed-off-by: Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
Signed-off-by: Zyta Szpak <zyta.szpak@semihalf.com>
Signed-off-by: Slawomir Rosek <slawomir.rosek@semihalf.com>
Signed-off-by: Radoslaw Biernacki <rad@semihalf.com>

diff --git a/drivers/net/thunderx/nicvf_ethdev.c b/drivers/net/thunderx/nicvf_ethdev.c
index 46f0d7b..33d5fba 100644 (file)
--- a/drivers/net/thunderx/nicvf_ethdev.c
+++ b/drivers/net/thunderx/nicvf_ethdev.c
@@ -935,6 +935,7 @@ static const struct eth_dev_ops nicvf_eth_dev_ops = {
        .rss_hash_conf_get        = nicvf_dev_rss_hash_conf_get,
        .rx_queue_setup           = nicvf_dev_rx_queue_setup,
        .rx_queue_release         = nicvf_dev_rx_queue_release,
+       .rx_queue_count           = nicvf_dev_rx_queue_count,
        .tx_queue_setup           = nicvf_dev_tx_queue_setup,
        .tx_queue_release         = nicvf_dev_tx_queue_release,
        .get_reg_length           = nicvf_dev_get_reg_length,

diff --git a/drivers/net/thunderx/nicvf_rxtx.c b/drivers/net/thunderx/nicvf_rxtx.c
index fed0859..1c6d6a8 100644 (file)
--- a/drivers/net/thunderx/nicvf_rxtx.c
+++ b/drivers/net/thunderx/nicvf_rxtx.c
@@ -570,3 +570,12 @@ nicvf_recv_pkts_multiseg(void *rx_queue, struct rte_mbuf **rx_pkts,
 
        return to_process;
 }
+
+uint32_t
+nicvf_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t queue_idx)
+{
+       struct nicvf_rxq *rxq;
+
+       rxq = dev->data->rx_queues[queue_idx];
+       return nicvf_addr_read(rxq->cq_status) & NICVF_CQ_CQE_COUNT_MASK;
+}

diff --git a/drivers/net/thunderx/nicvf_rxtx.h b/drivers/net/thunderx/nicvf_rxtx.h
index d2ca2c9..ded87f3 100644 (file)
--- a/drivers/net/thunderx/nicvf_rxtx.h
+++ b/drivers/net/thunderx/nicvf_rxtx.h
@@ -84,6 +84,8 @@ fill_sq_desc_gather(union sq_entry_t *entry, struct rte_mbuf *pkt)
 }
 #endif
 
+uint32_t nicvf_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t queue_idx);
+
 uint16_t nicvf_recv_pkts(void *rxq, struct rte_mbuf **rx_pkts, uint16_t pkts);
 uint16_t nicvf_recv_pkts_multiseg(void *rx_queue, struct rte_mbuf **rx_pkts,
                                  uint16_t nb_pkts);