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From: Nithin Dabilpuram <ndabilpuram@marvell.com>
To: <dev@dpdk.org>
CC: <jerinj@marvell.com>, <skori@marvell.com>, <skoteshwar@marvell.com>,
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Date: Sat, 6 Mar 2021 21:03:51 +0530
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Subject: [dpdk-dev] [PATCH 31/44] net/cnxk: add link up/down operations
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From: Sunil Kumar Kori <skori@marvell.com>
Patch implements link up/down ethdev operations for
cn9k and cn10k platform.
Signed-off-by: Sunil Kumar Kori <skori@marvell.com>
---
drivers/net/cnxk/cnxk_ethdev.c | 4 +++-
drivers/net/cnxk/cnxk_ethdev.h | 4 ++++
drivers/net/cnxk/cnxk_ethdev_ops.c | 47 ++++++++++++++++++++++++++++++++++++++
3 files changed, 54 insertions(+), 1 deletion(-)
diff --git a/drivers/net/cnxk/cnxk_ethdev.c b/drivers/net/cnxk/cnxk_ethdev.c
index 0ffc45b..cb7404f 100644
--- a/drivers/net/cnxk/cnxk_ethdev.c
+++ b/drivers/net/cnxk/cnxk_ethdev.c
@@ -928,7 +928,7 @@ cnxk_nix_configure(struct rte_eth_dev *eth_dev)
return rc;
}
-static int
+int
cnxk_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qid)
{
struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
@@ -1142,6 +1142,8 @@ struct eth_dev_ops cnxk_eth_dev_ops = {
.tx_burst_mode_get = cnxk_nix_tx_burst_mode_get,
.flow_ctrl_get = cnxk_nix_flow_ctrl_get,
.flow_ctrl_set = cnxk_nix_flow_ctrl_set,
+ .dev_set_link_up = cnxk_nix_set_link_up,
+ .dev_set_link_down = cnxk_nix_set_link_down,
};
static int
diff --git a/drivers/net/cnxk/cnxk_ethdev.h b/drivers/net/cnxk/cnxk_ethdev.h
index 77139d0..6500433 100644
--- a/drivers/net/cnxk/cnxk_ethdev.h
+++ b/drivers/net/cnxk/cnxk_ethdev.h
@@ -236,6 +236,9 @@ int cnxk_nix_flow_ctrl_set(struct rte_eth_dev *eth_dev,
struct rte_eth_fc_conf *fc_conf);
int cnxk_nix_flow_ctrl_get(struct rte_eth_dev *eth_dev,
struct rte_eth_fc_conf *fc_conf);
+int cnxk_nix_set_link_up(struct rte_eth_dev *eth_dev);
+int cnxk_nix_set_link_down(struct rte_eth_dev *eth_dev);
+
int cnxk_nix_configure(struct rte_eth_dev *eth_dev);
int cnxk_nix_tx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
uint16_t nb_desc, uint16_t fp_tx_q_sz,
@@ -244,6 +247,7 @@ int cnxk_nix_rx_queue_setup(struct rte_eth_dev *eth_dev, uint16_t qid,
uint16_t nb_desc, uint16_t fp_rx_q_sz,
const struct rte_eth_rxconf *rx_conf,
struct rte_mempool *mp);
+int cnxk_nix_tx_queue_start(struct rte_eth_dev *eth_dev, uint16_t qid);
int cnxk_nix_tx_queue_stop(struct rte_eth_dev *eth_dev, uint16_t qid);
int cnxk_nix_dev_start(struct rte_eth_dev *eth_dev);
diff --git a/drivers/net/cnxk/cnxk_ethdev_ops.c b/drivers/net/cnxk/cnxk_ethdev_ops.c
index eac50a2..37ba211 100644
--- a/drivers/net/cnxk/cnxk_ethdev_ops.c
+++ b/drivers/net/cnxk/cnxk_ethdev_ops.c
@@ -506,3 +506,50 @@ cnxk_nix_allmulticast_disable(struct rte_eth_dev *eth_dev)
return roc_nix_npc_mcast_config(&dev->nix, false,
eth_dev->data->promiscuous);
}
+
+int
+cnxk_nix_set_link_up(struct rte_eth_dev *eth_dev)
+{
+ struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+ struct roc_nix *nix = &dev->nix;
+ int rc, i;
+
+ if (roc_nix_is_vf_or_sdp(nix))
+ return -ENOTSUP;
+
+ rc = roc_nix_mac_link_state_set(nix, true);
+ if (rc)
+ goto exit;
+
+ /* Start tx queues */
+ for (i = 0; i < eth_dev->data->nb_tx_queues; i++) {
+ rc = cnxk_nix_tx_queue_start(eth_dev, i);
+ if (rc)
+ goto exit;
+ }
+
+exit:
+ return rc;
+}
+
+int
+cnxk_nix_set_link_down(struct rte_eth_dev *eth_dev)
+{
+ struct cnxk_eth_dev *dev = cnxk_eth_pmd_priv(eth_dev);
+ struct roc_nix *nix = &dev->nix;
+ int rc, i;
+
+ if (roc_nix_is_vf_or_sdp(nix))
+ return -ENOTSUP;
+
+ /* Stop tx queues */
+ for (i = 0; i < eth_dev->data->nb_tx_queues; i++) {
+ rc = cnxk_nix_tx_queue_stop(eth_dev, i);
+ if (rc)
+ goto exit;
+ }
+
+ rc = roc_nix_mac_link_state_set(nix, false);
+exit:
+ return rc;
+}
--
2.8.4