From 8ab847487f2273db1193b9615da89d11eab8135a Mon Sep 17 00:00:00 2001 From: David Marchand Date: Wed, 17 Sep 2014 15:46:45 +0200 Subject: [PATCH] i40e: add log messages when rx bulk mode is not usable Signed-off-by: David Marchand Acked-by: Bruce Richardson --- lib/librte_pmd_i40e/i40e_rxtx.c | 29 ++++++++++++++++++++++++----- 1 file changed, 24 insertions(+), 5 deletions(-) diff --git a/lib/librte_pmd_i40e/i40e_rxtx.c b/lib/librte_pmd_i40e/i40e_rxtx.c index 2ef9b4789f..099699cfb0 100644 --- a/lib/librte_pmd_i40e/i40e_rxtx.c +++ b/lib/librte_pmd_i40e/i40e_rxtx.c @@ -535,15 +535,34 @@ check_rx_burst_bulk_alloc_preconditions(__rte_unused struct i40e_rx_queue *rxq) int ret = 0; #ifdef RTE_LIBRTE_I40E_RX_ALLOW_BULK_ALLOC - if (!(rxq->rx_free_thresh >= RTE_PMD_I40E_RX_MAX_BURST)) + if (!(rxq->rx_free_thresh >= RTE_PMD_I40E_RX_MAX_BURST)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->rx_free_thresh=%d, " + "RTE_PMD_I40E_RX_MAX_BURST=%d", + rxq->rx_free_thresh, RTE_PMD_I40E_RX_MAX_BURST); ret = -EINVAL; - else if (!(rxq->rx_free_thresh < rxq->nb_rx_desc)) + } else if (!(rxq->rx_free_thresh < rxq->nb_rx_desc)) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->rx_free_thresh=%d, " + "rxq->nb_rx_desc=%d", + rxq->rx_free_thresh, rxq->nb_rx_desc); ret = -EINVAL; - else if (!(rxq->nb_rx_desc % rxq->rx_free_thresh) == 0) + } else if (!(rxq->nb_rx_desc % rxq->rx_free_thresh) == 0) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->nb_rx_desc=%d, " + "rxq->rx_free_thresh=%d", + rxq->nb_rx_desc, rxq->rx_free_thresh); ret = -EINVAL; - else if (!(rxq->nb_rx_desc < (I40E_MAX_RING_DESC - - RTE_PMD_I40E_RX_MAX_BURST))) + } else if (!(rxq->nb_rx_desc < (I40E_MAX_RING_DESC - + RTE_PMD_I40E_RX_MAX_BURST))) { + PMD_INIT_LOG(DEBUG, "Rx Burst Bulk Alloc Preconditions: " + "rxq->nb_rx_desc=%d, " + "I40E_MAX_RING_DESC=%d, " + "RTE_PMD_I40E_RX_MAX_BURST=%d", + rxq->nb_rx_desc, I40E_MAX_RING_DESC, + RTE_PMD_I40E_RX_MAX_BURST); ret = -EINVAL; + } #else ret = -EINVAL; #endif -- 2.20.1