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net/octeontx2: add device stop and close operations

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Add device stop, close and reset operations.

Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
This commit is contained in:
Nithin Dabilpuram 2019-06-30 14:59:49 +05:30 committed by Ferruh Yigit
parent 920717e4d8
commit 734abb464f
1 changed files with 75 additions and 0 deletions
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75
drivers/net/octeontx2/otx2_ethdev.c
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@ -184,6 +184,19 @@ cgx_intlbk_enable(struct otx2_eth_dev *dev, bool en)
return otx2_mbox_process(mbox);
}
static int
nix_cgx_stop_link_event(struct otx2_eth_dev *dev)
{
struct otx2_mbox *mbox = dev->mbox;
if (otx2_dev_is_vf(dev))
return 0;
otx2_mbox_alloc_msg_cgx_stop_linkevents(mbox);
return otx2_mbox_process(mbox);
}
static inline void
nix_rx_queue_reset(struct otx2_eth_rxq *rxq)
{
@ -1208,6 +1221,7 @@ otx2_nix_configure(struct rte_eth_dev *eth_dev)
if (dev->configured == 1) {
otx2_nix_rxchan_bpid_cfg(eth_dev, false);
otx2_nix_vlan_fini(eth_dev);
otx2_flow_free_all_resources(dev);
oxt2_nix_unregister_queue_irqs(eth_dev);
nix_set_nop_rxtx_function(eth_dev);
rc = nix_store_queue_cfg_and_then_release(eth_dev);
@ -1425,6 +1439,37 @@ done:
return rc;
}
static void
otx2_nix_dev_stop(struct rte_eth_dev *eth_dev)
{
struct otx2_eth_dev *dev = otx2_eth_pmd_priv(eth_dev);
struct rte_mbuf *rx_pkts[32];
struct otx2_eth_rxq *rxq;
int count, i, j, rc;
nix_cgx_stop_link_event(dev);
npc_rx_disable(dev);
/* Stop rx queues and free up pkts pending */
for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
rc = otx2_nix_rx_queue_stop(eth_dev, i);
if (rc)
continue;
rxq = eth_dev->data->rx_queues[i];
count = dev->rx_pkt_burst_no_offload(rxq, rx_pkts, 32);
while (count) {
for (j = 0; j < count; j++)
rte_pktmbuf_free(rx_pkts[j]);
count = dev->rx_pkt_burst_no_offload(rxq, rx_pkts, 32);
}
}
/* Stop tx queues */
for (i = 0; i < eth_dev->data->nb_tx_queues; i++)
otx2_nix_tx_queue_stop(eth_dev, i);
}
static int
otx2_nix_dev_start(struct rte_eth_dev *eth_dev)
{
@ -1477,6 +1522,8 @@ rx_disable:
return rc;
}
static int otx2_nix_dev_reset(struct rte_eth_dev *eth_dev);
static void otx2_nix_dev_close(struct rte_eth_dev *eth_dev);
/* Initialize and register driver with DPDK Application */
static const struct eth_dev_ops otx2_eth_dev_ops = {
@ -1488,11 +1535,14 @@ static const struct eth_dev_ops otx2_eth_dev_ops = {
.rx_queue_setup = otx2_nix_rx_queue_setup,
.rx_queue_release = otx2_nix_rx_queue_release,
.dev_start = otx2_nix_dev_start,
.dev_stop = otx2_nix_dev_stop,
.dev_close = otx2_nix_dev_close,
.tx_queue_start = otx2_nix_tx_queue_start,
.tx_queue_stop = otx2_nix_tx_queue_stop,
.rx_queue_start = otx2_nix_rx_queue_start,
.rx_queue_stop = otx2_nix_rx_queue_stop,
.dev_supported_ptypes_get = otx2_nix_supported_ptypes_get,
.dev_reset = otx2_nix_dev_reset,
.stats_get = otx2_nix_dev_stats_get,
.stats_reset = otx2_nix_dev_stats_reset,
.get_reg = otx2_nix_dev_get_reg,
@ -1744,9 +1794,14 @@ otx2_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool mbox_close)
if (rte_eal_process_type() != RTE_PROC_PRIMARY)
return 0;
/* Clear the flag since we are closing down */
dev->configured = 0;
/* Disable nix bpid config */
otx2_nix_rxchan_bpid_cfg(eth_dev, false);
npc_rx_disable(dev);
/* Disable vlan offloads */
otx2_nix_vlan_fini(eth_dev);
@ -1757,6 +1812,8 @@ otx2_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool mbox_close)
if (otx2_ethdev_is_ptp_en(dev))
otx2_nix_timesync_disable(eth_dev);
nix_cgx_stop_link_event(dev);
/* Free up SQs */
for (i = 0; i < eth_dev->data->nb_tx_queues; i++) {
otx2_nix_tx_queue_release(eth_dev->data->tx_queues[i]);
@ -1812,6 +1869,24 @@ otx2_eth_dev_uninit(struct rte_eth_dev *eth_dev, bool mbox_close)
return 0;
}
static void
otx2_nix_dev_close(struct rte_eth_dev *eth_dev)
{
otx2_eth_dev_uninit(eth_dev, true);
}
static int
otx2_nix_dev_reset(struct rte_eth_dev *eth_dev)
{
int rc;
rc = otx2_eth_dev_uninit(eth_dev, false);
if (rc)
return rc;
return otx2_eth_dev_init(eth_dev);
}
static int
nix_remove(struct rte_pci_device *pci_dev)
{