From: longli@linuxonhyperv.com
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: dev@dpdk.org, Ajay Sharma <sharmaajay@microsoft.com>,
Stephen Hemminger <sthemmin@microsoft.com>,
Long Li <longli@microsoft.com>
Subject: [PATCH 16/17] net/mana: add function to start/stop device
Date: Fri, 1 Jul 2022 02:02:46 -0700 [thread overview]
Message-ID: <1656666167-26035-17-git-send-email-longli@linuxonhyperv.com> (raw)
In-Reply-To: <1656666167-26035-1-git-send-email-longli@linuxonhyperv.com>
From: Long Li <longli@microsoft.com>
Add support for starting/stopping the device.
Signed-off-by: Long Li <longli@microsoft.com>
---
drivers/net/mana/mana.c | 70 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 70 insertions(+)
diff --git a/drivers/net/mana/mana.c b/drivers/net/mana/mana.c
index 0ffa2882e0..b919d86500 100644
--- a/drivers/net/mana/mana.c
+++ b/drivers/net/mana/mana.c
@@ -126,6 +126,74 @@ static int mana_dev_configure(struct rte_eth_dev *dev)
static int mana_intr_uninstall(struct mana_priv *priv);
+static int
+mana_dev_start(struct rte_eth_dev *dev)
+{
+ int ret;
+ struct mana_priv *priv = dev->data->dev_private;
+
+ rte_rwlock_init(&priv->mr_list_lock);
+ ret = mana_mr_btree_init(&priv->mr_btree, MANA_MR_BTREE_CACHE_N,
+ dev->device->numa_node);
+ if (ret) {
+ DRV_LOG(ERR, "Failed to init device MR btree %d", ret);
+ return ret;
+ }
+
+ ret = start_tx_queues(dev);
+ if (ret) {
+ DRV_LOG(ERR, "failed to start tx queues %d", ret);
+ return ret;
+ }
+
+ ret = start_rx_queues(dev);
+ if (ret) {
+ DRV_LOG(ERR, "failed to start rx queues %d", ret);
+ stop_tx_queues(dev);
+ return ret;
+ }
+
+ rte_wmb();
+
+ dev->tx_pkt_burst = mana_tx_burst;
+ dev->rx_pkt_burst = mana_rx_burst;
+
+ DRV_LOG(INFO, "TX/RX queues have started");
+
+ /* Enable datapath for secondary processes */
+ mana_mp_req_on_rxtx(dev, MANA_MP_REQ_START_RXTX);
+
+ return 0;
+}
+
+static int
+mana_dev_stop(struct rte_eth_dev *dev __rte_unused)
+{
+ int ret;
+
+ dev->tx_pkt_burst = mana_tx_burst_removed;
+ dev->rx_pkt_burst = mana_rx_burst_removed;
+
+ /* Stop datapath on secondary processes */
+ mana_mp_req_on_rxtx(dev, MANA_MP_REQ_STOP_RXTX);
+
+ rte_wmb();
+
+ ret = stop_tx_queues(dev);
+ if (ret) {
+ DRV_LOG(ERR, "failed to stop tx queues");
+ return ret;
+ }
+
+ ret = stop_rx_queues(dev);
+ if (ret) {
+ DRV_LOG(ERR, "failed to stop tx queues");
+ return ret;
+ }
+
+ return 0;
+}
+
static int
mana_dev_close(struct rte_eth_dev *dev)
{
@@ -464,6 +532,8 @@ static int mana_dev_link_update(struct rte_eth_dev *dev,
const struct eth_dev_ops mana_dev_ops = {
.dev_configure = mana_dev_configure,
+ .dev_start = mana_dev_start,
+ .dev_stop = mana_dev_stop,
.dev_close = mana_dev_close,
.dev_infos_get = mana_dev_info_get,
.txq_info_get = mana_dev_tx_queue_info,
--
2.17.1
next prev parent reply other threads:[~2022-07-01 9:04 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-01 9:02 [PATCH 00/17] Introduce Microsoft Azure Network Adatper (MANA) PMD longli
2022-07-01 9:02 ` [PATCH 01/17] net/mana: add basic driver, build environment and doc longli
2022-07-01 16:29 ` Stephen Hemminger
2022-07-01 16:44 ` Stephen Hemminger
2022-07-01 16:45 ` Stephen Hemminger
2022-07-01 16:47 ` Stephen Hemminger
2022-07-03 7:56 ` Long Li
2022-07-04 16:35 ` Stephen Hemminger
2022-07-04 16:41 ` Stephen Hemminger
2022-07-05 19:50 ` Long Li
2022-07-01 16:49 ` Stephen Hemminger
2022-07-01 19:40 ` Long Li
2022-07-01 9:02 ` [PATCH 02/17] net/mana: add device configuration and stop longli
2022-07-01 16:34 ` Stephen Hemminger
2022-07-01 9:02 ` [PATCH 03/17] net/mana: add function to report support ptypes longli
2022-07-01 9:02 ` [PATCH 04/17] net/mana: add link update longli
2022-07-01 9:02 ` [PATCH 05/17] net/mana: add function for device removal interrupts longli
2022-07-01 9:02 ` [PATCH 06/17] net/mana: add device info longli
2022-07-01 9:02 ` [PATCH 07/17] net/mana: add function to configure RSS longli
2022-07-01 9:02 ` [PATCH 08/17] net/mana: add function to configure RX queues longli
2022-07-01 9:02 ` [PATCH 09/17] net/mana: add function to configure TX queues longli
2022-07-01 9:02 ` [PATCH 10/17] net/mana: implement memory registration longli
2022-07-01 16:37 ` Stephen Hemminger
2022-07-01 9:02 ` [PATCH 11/17] net/mana: implement the hardware layer operations longli
2022-07-01 16:38 ` Stephen Hemminger
2022-07-01 9:02 ` [PATCH 12/17] net/mana: add function to start/stop TX queues longli
2022-07-01 16:39 ` Stephen Hemminger
2022-07-01 9:02 ` [PATCH 13/17] net/mana: add function to start/stop RX queues longli
2022-07-01 16:40 ` Stephen Hemminger
2022-07-02 8:42 ` Long Li
2022-07-01 9:02 ` [PATCH 14/17] net/mana: add function to receive packets longli
2022-07-01 9:02 ` [PATCH 15/17] net/mana: add function to send packets longli
2022-07-01 9:02 ` longli [this message]
2022-07-01 9:02 ` [PATCH 17/17] net/mana: add function to report queue stats longli
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