From: Nithin Dabilpuram <ndabilpuram@marvell.com>
To: <jerinj@marvell.com>, Nithin Dabilpuram <ndabilpuram@marvell.com>,
"Kiran Kumar K" <kirankumark@marvell.com>,
Sunil Kumar Kori <skori@marvell.com>,
Satha Rao <skoteshwar@marvell.com>
Cc: <dev@dpdk.org>, Rakesh Kudurumalla <rkudurumalla@marvell.com>
Subject: [PATCH 4/9] net/cnxk: reset pfc mode and flow control
Date: Mon, 16 Jan 2023 15:09:49 +0530 [thread overview]
Message-ID: <20230116093954.172938-4-ndabilpuram@marvell.com> (raw)
In-Reply-To: <20230116093954.172938-1-ndabilpuram@marvell.com>
From: Rakesh Kudurumalla <rkudurumalla@marvell.com>
reset pfc and flow control if pfc mode and flow
control are set respectively during unintilization
of pf or vf
Signed-off-by: Rakesh Kudurumalla <rkudurumalla@marvell.com>
---
drivers/net/cnxk/cnxk_ethdev.c | 38 ++++++++++++++++++++--------------
1 file changed, 23 insertions(+), 15 deletions(-)
diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c
index d711eb6b27..22072d29b0 100644
--- a/drivers/net/cnxk/cnxk_ethdev.c
+++ b/drivers/net/cnxk/cnxk_ethdev.c
@@ -1934,6 +1934,8 @@ cnxk_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool reset)
{
struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
const struct eth_dev_ops *dev_ops = eth_dev->dev_ops;
+ struct cnxk_pfc_cfg *pfc_cfg = &dev->pfc_cfg;
+ struct cnxk_fc_cfg *fc_cfg = &dev->fc_cfg;
struct rte_eth_pfc_queue_conf pfc_conf;
struct roc_nix *nix = &dev->nix;
struct rte_eth_fc_conf fc_conf;
@@ -1957,21 +1959,27 @@ cnxk_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool reset)
/* Restore 802.3 Flow control configuration */
memset(&pfc_conf, 0, sizeof(struct rte_eth_pfc_queue_conf));
memset(&fc_conf, 0, sizeof(struct rte_eth_fc_conf));
- fc_conf.mode = RTE_ETH_FC_NONE;
- rc = cnxk_nix_flow_ctrl_set(eth_dev, &fc_conf);
-
- pfc_conf.mode = RTE_ETH_FC_NONE;
- for (i = 0; i < RTE_MAX(eth_dev->data->nb_rx_queues,
- eth_dev->data->nb_tx_queues);
- i++) {
- pfc_conf.rx_pause.tc = ROC_NIX_PFC_CLASS_INVALID;
- pfc_conf.rx_pause.tx_qid = i;
- pfc_conf.tx_pause.tc = ROC_NIX_PFC_CLASS_INVALID;
- pfc_conf.tx_pause.rx_qid = i;
- rc = cnxk_nix_priority_flow_ctrl_queue_config(eth_dev,
- &pfc_conf);
- if (rc && rc != -ENOTSUP)
- plt_err("Failed to reset PFC. error code(%d)", rc);
+ if (fc_cfg->rx_pause || fc_cfg->tx_pause) {
+ fc_conf.mode = RTE_ETH_FC_NONE;
+ rc = cnxk_nix_flow_ctrl_set(eth_dev, &fc_conf);
+ if (rc < 0)
+ plt_err("Failed to reset control flow. error code(%d)",
+ rc);
+ }
+ if (pfc_cfg->rx_pause_en || pfc_cfg->tx_pause_en) {
+ for (i = 0; i < RTE_MAX(eth_dev->data->nb_rx_queues,
+ eth_dev->data->nb_tx_queues);
+ i++) {
+ pfc_conf.mode = RTE_ETH_FC_NONE;
+ pfc_conf.rx_pause.tc = ROC_NIX_PFC_CLASS_INVALID;
+ pfc_conf.rx_pause.tx_qid = i;
+ pfc_conf.tx_pause.tc = ROC_NIX_PFC_CLASS_INVALID;
+ pfc_conf.tx_pause.rx_qid = i;
+ rc = cnxk_nix_priority_flow_ctrl_queue_config(eth_dev,
+ &pfc_conf);
+ if (rc && rc != -ENOTSUP)
+ plt_err("Failed to reset PFC. error code(%d)", rc);
+ }
}
/* Disable and free rte_meter entries */
--
2.25.1
next prev parent reply other threads:[~2023-01-16 9:41 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-16 9:39 [PATCH 1/9] common/cnxk: get mbox lock before NDC sync Nithin Dabilpuram
2023-01-16 9:39 ` [PATCH 2/9] common/cnxk: enable CQ late BP with valid CPT BPID Nithin Dabilpuram
2023-01-16 9:39 ` [PATCH 3/9] common/cnxk: configure fc hist bits Nithin Dabilpuram
2023-01-16 9:39 ` Nithin Dabilpuram [this message]
2023-01-16 9:39 ` [PATCH 5/9] common/cnxk: dump inline device RQ context Nithin Dabilpuram
2023-01-16 9:39 ` [PATCH 6/9] common/cnxk: free tm resources in order from leaf to root Nithin Dabilpuram
2023-01-16 9:39 ` [PATCH 7/9] common/cnxk: update CPT inbound inline IPsec mailbox Nithin Dabilpuram
2023-01-16 9:39 ` [PATCH 8/9] net/cnxk: make flow control op for SDP as no-op Nithin Dabilpuram
2023-01-16 9:39 ` [PATCH 9/9] common/cnxk: skip L4 checks on inline IPsec traffic Nithin Dabilpuram
2023-01-17 11:47 ` Jerin Jacob
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