[dpdk-dev] [PATCH v1 05/12] net/ice: add stop flag for device start / stop

[Ting Xu <ting.xu@intel.com>]

From: Qi Zhang <qi.z.zhang@intel.com>

Add stop flag for DCF device start and stop.

Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
 drivers/net/ice/ice_dcf_ethdev.c | 12 ++++++++++++
 drivers/net/ice/ice_dcf_parent.c |  1 +
 2 files changed, 13 insertions(+)

diff --git a/drivers/net/ice/ice_dcf_ethdev.c b/drivers/net/ice/ice_dcf_ethdev.c
index df906cd54..62ef71ddb 100644
--- a/drivers/net/ice/ice_dcf_ethdev.c
+++ b/drivers/net/ice/ice_dcf_ethdev.c
@@ -45,6 +45,11 @@ ice_dcf_xmit_pkts(__rte_unused void *tx_queue,
 static int
 ice_dcf_dev_start(struct rte_eth_dev *dev)
 {
+	struct ice_dcf_adapter *dcf_ad = dev->data->dev_private;
+	struct ice_adapter *ad = &dcf_ad->parent;
+
+	ad->pf.adapter_stopped = 0;
+
 	dev->data->dev_link.link_status = ETH_LINK_UP;
 
 	return 0;
@@ -53,7 +58,14 @@ ice_dcf_dev_start(struct rte_eth_dev *dev)
 static void
 ice_dcf_dev_stop(struct rte_eth_dev *dev)
 {
+	struct ice_dcf_adapter *dcf_ad = dev->data->dev_private;
+	struct ice_adapter *ad = &dcf_ad->parent;
+
+	if (ad->pf.adapter_stopped == 1)
+		return;
+
 	dev->data->dev_link.link_status = ETH_LINK_DOWN;
+	ad->pf.adapter_stopped = 1;
 }
 
 static int
diff --git a/drivers/net/ice/ice_dcf_parent.c b/drivers/net/ice/ice_dcf_parent.c
index f9c7d9737..8ad8bea1a 100644
--- a/drivers/net/ice/ice_dcf_parent.c
+++ b/drivers/net/ice/ice_dcf_parent.c
@@ -341,6 +341,7 @@ ice_dcf_init_parent_adapter(struct rte_eth_dev *eth_dev)
 	if (!parent_adapter->pf.main_vsi)
 		return -ENOMEM;
 	parent_adapter->pf.main_vsi->adapter = parent_adapter;
+	parent_adapter->pf.adapter_stopped = 1;
 
 	parent_hw->back = parent_adapter;
 	parent_hw->mac_type = ICE_MAC_GENERIC;
-- 
2.17.1