[dpdk-dev] [PATCH v3 23/23] net/dpaa: add Rx buf size support
From: Hemant Agrawal <hidden>
Date: 2021-02-24 12:46:40
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
This patch adds rx buf size support in rxq info for dpaa Signed-off-by: Hemant Agrawal <redacted> --- drivers/bus/dpaa/include/fsl_fman.h | 1 + drivers/bus/dpaa/version.map | 1 + drivers/net/dpaa/dpaa_ethdev.c | 7 +++++++ 3 files changed, 9 insertions(+)
diff --git a/drivers/bus/dpaa/include/fsl_fman.h b/drivers/bus/dpaa/include/fsl_fman.h
index a3cf77f0e3..f3a5d05970 100644
--- a/drivers/bus/dpaa/include/fsl_fman.h
+++ b/drivers/bus/dpaa/include/fsl_fman.h@@ -139,6 +139,7 @@ __rte_internal void fman_if_set_sg(struct fman_if *fm_if, int enable); /* Get interface Max Frame length (MTU) */ +__rte_internal uint16_t fman_if_get_maxfrm(struct fman_if *fm_if); /* Set interface Max Frame length (MTU) */
diff --git a/drivers/bus/dpaa/version.map b/drivers/bus/dpaa/version.map
index fe4f9ac5aa..1bd5a01ec5 100644
--- a/drivers/bus/dpaa/version.map
+++ b/drivers/bus/dpaa/version.map@@ -30,6 +30,7 @@ INTERNAL { fman_if_get_fc_quanta; fman_if_get_fc_threshold; fman_if_get_fdoff; + fman_if_get_maxfrm; fman_if_get_sg_enable; fman_if_loopback_disable; fman_if_loopback_enable;
diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index a3a3e7cb24..176943a8ea 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c@@ -1521,12 +1521,19 @@ dpaa_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id, { struct dpaa_if *dpaa_intf = dev->data->dev_private; struct qman_fq *rxq; + int ret; rxq = dev->data->rx_queues[queue_id]; qinfo->mp = dpaa_intf->bp_info->mp; qinfo->scattered_rx = dev->data->scattered_rx; qinfo->nb_desc = rxq->nb_desc; + + /* Report the HW Rx buffer length to user */ + ret = fman_if_get_maxfrm(dev->process_private); + if (ret > 0) + qinfo->rx_buf_size = ret; + qinfo->conf.rx_free_thresh = 1; qinfo->conf.rx_drop_en = 1; qinfo->conf.rx_deferred_start = 0;
--
2.17.1