[dpdk-dev] [PATCH v1 2/2] net/vmxnet3: Provided API to reset vmxnet device

[Yong Wang]

-----Original Message-----
From: Dheemanth Mallikarjun <dheemanthm at vmware.com>
Date: Monday, January 4, 2021 at 11:43 AM
To: "dev at dpdk.org" <dev at dpdk.org>
Cc: Yong Wang <yongwang at vmware.com>
Subject: [PATCH v1 2/2] net/vmxnet3: Provided API to reset vmxnet device

    The vmxnet3 driver didn't have the dev_reset function
    pointer set. Hence, provided the necessary function
    pointer so that DPDK developers can use the rte_eth_dev_reset
    API to reset the vmxnet3 device data.

    Signed-off-by: Dheemanth Mallikarjun <dheemanthm at vmware.com>
    ---

Acked-by: Yong Wang <yongwang at vmware.com>

     drivers/net/vmxnet3/vmxnet3_ethdev.c | 14 ++++++++++++++
     1 file changed, 14 insertions(+)

    diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
    index 23a2ebbef..814ccfa79 100644
    --- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
    +++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
    @@ -67,6 +67,7 @@ static int vmxnet3_dev_configure(struct rte_eth_dev *dev);
     static int vmxnet3_dev_start(struct rte_eth_dev *dev);
     static int vmxnet3_dev_stop(struct rte_eth_dev *dev);
     static int vmxnet3_dev_close(struct rte_eth_dev *dev);
    +static int vmxnet3_dev_reset(struct rte_eth_dev *dev);
     static void vmxnet3_dev_set_rxmode(struct vmxnet3_hw *hw, uint32_t feature, int set);
     static int vmxnet3_dev_promiscuous_enable(struct rte_eth_dev *dev);
     static int vmxnet3_dev_promiscuous_disable(struct rte_eth_dev *dev);
    @@ -112,6 +113,7 @@ static const struct eth_dev_ops vmxnet3_eth_dev_ops = {
     	.dev_start            = vmxnet3_dev_start,
     	.dev_stop             = vmxnet3_dev_stop,
     	.dev_close            = vmxnet3_dev_close,
    +	.dev_reset            = vmxnet3_dev_reset,
     	.promiscuous_enable   = vmxnet3_dev_promiscuous_enable,
     	.promiscuous_disable  = vmxnet3_dev_promiscuous_disable,
     	.allmulticast_enable  = vmxnet3_dev_allmulticast_enable,
    @@ -913,6 +915,18 @@ vmxnet3_dev_close(struct rte_eth_dev *dev)
     	return ret;
     }

    +static int
    +vmxnet3_dev_reset(struct rte_eth_dev *dev)
    +{
    +	int ret;
    +
    +	ret = eth_vmxnet3_dev_uninit(dev);
    +	if (ret)
    +		return ret;
    +	ret = eth_vmxnet3_dev_init(dev);
    +	return ret;
    +}
    +
     static void
     vmxnet3_hw_tx_stats_get(struct vmxnet3_hw *hw, unsigned int q,
     			struct UPT1_TxStats *res)
    -- 
    2.17.1