From: Hemant Agrawal Date: Fri, 10 Jul 2020 16:21:35 +0000 (+0530) Subject: net/dpaa2: support using Tx queue descriptor size X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=b58690951bd7809697ece01aca924305348ff92b;p=dpdk.git net/dpaa2: support using Tx queue descriptor size Add support to use Tx queue desc size to configure congestion notification on TX queue Signed-off-by: Hemant Agrawal --- diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c index 12b88117ae..b58add9f72 100644 --- a/drivers/net/dpaa2/dpaa2_ethdev.c +++ b/drivers/net/dpaa2/dpaa2_ethdev.c @@ -793,7 +793,7 @@ dpaa2_dev_rx_queue_setup(struct rte_eth_dev *dev, static int dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id, - uint16_t nb_tx_desc __rte_unused, + uint16_t nb_tx_desc, unsigned int socket_id __rte_unused, const struct rte_eth_txconf *tx_conf) { @@ -873,11 +873,11 @@ dpaa2_dev_tx_queue_setup(struct rte_eth_dev *dev, struct dpni_congestion_notification_cfg cong_notif_cfg = {0}; cong_notif_cfg.units = DPNI_CONGESTION_UNIT_FRAMES; - cong_notif_cfg.threshold_entry = CONG_ENTER_TX_THRESHOLD; + cong_notif_cfg.threshold_entry = nb_tx_desc; /* Notify that the queue is not congested when the data in * the queue is below this thershold. */ - cong_notif_cfg.threshold_exit = CONG_EXIT_TX_THRESHOLD; + cong_notif_cfg.threshold_exit = nb_tx_desc - 24; cong_notif_cfg.message_ctx = 0; cong_notif_cfg.message_iova = (size_t)DPAA2_VADDR_TO_IOVA(dpaa2_q->cscn);