[dpdk-stable] [PATCH] net/iavf: enable port reset
Luca Boccassi
bluca at debian.org
Thu Dec 17 16:57:36 CET 2020
On Thu, 2020-12-17 at 18:36 +0800, dapengx.yu at intel.com wrote:
> From: YU DAPENG <dapengx.yu at intel.com>
>
> This patch is intended to add iavf_dev_reset ops, enable iavf to
> support "port reset". And also make iavf_dev_close be called to
> clean port resources.
>
> Signed-off-by: YU DAPENG <dapengx.yu at intel.com>
> ---
> drivers/net/iavf/iavf_ethdev.c | 21 ++++++++++++++++++---
> 1 file changed, 18 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/iavf/iavf_ethdev.c b/drivers/net/iavf/iavf_ethdev.c
> index 3291d18a2d..042dd93641 100644
> --- a/drivers/net/iavf/iavf_ethdev.c
> +++ b/drivers/net/iavf/iavf_ethdev.c
> @@ -37,6 +37,7 @@ static int iavf_dev_configure(struct rte_eth_dev *dev);
> static int iavf_dev_start(struct rte_eth_dev *dev);
> static void iavf_dev_stop(struct rte_eth_dev *dev);
> static void iavf_dev_close(struct rte_eth_dev *dev);
> +static int iavf_dev_reset(struct rte_eth_dev *dev);
> static int iavf_dev_info_get(struct rte_eth_dev *dev,
> struct rte_eth_dev_info *dev_info);
> static const uint32_t *iavf_dev_supported_ptypes_get(struct rte_eth_dev *dev);
> @@ -99,6 +100,7 @@ static const struct eth_dev_ops iavf_eth_dev_ops = {
> .dev_start = iavf_dev_start,
> .dev_stop = iavf_dev_stop,
> .dev_close = iavf_dev_close,
> + .dev_reset = iavf_dev_reset,
> .dev_infos_get = iavf_dev_info_get,
> .dev_supported_ptypes_get = iavf_dev_supported_ptypes_get,
> .link_update = iavf_dev_link_update,
> @@ -1438,7 +1440,6 @@ static int
> iavf_dev_uninit(struct rte_eth_dev *dev)
> {
> struct iavf_info *vf = IAVF_DEV_PRIVATE_TO_VF(dev->data->dev_private);
> - struct iavf_hw *hw = IAVF_DEV_PRIVATE_TO_HW(dev->data->dev_private);
>
> if (rte_eal_process_type() != RTE_PROC_PRIMARY)
> return -EPERM;
> @@ -1446,8 +1447,7 @@ iavf_dev_uninit(struct rte_eth_dev *dev)
> dev->dev_ops = NULL;
> dev->rx_pkt_burst = NULL;
> dev->tx_pkt_burst = NULL;
> - if (hw->adapter_stopped == 0)
> - iavf_dev_close(dev);
> + iavf_dev_close(dev);
>
> rte_free(vf->vf_res);
> vf->vsi_res = NULL;
> @@ -1470,6 +1470,21 @@ iavf_dev_uninit(struct rte_eth_dev *dev)
> return 0;
> }
>
> +/*
> + * Reset VF device only to re-initialize resources in PMD layer
> + */
> +static int
> +iavf_dev_reset(struct rte_eth_dev *dev)
> +{
> + int ret;
> +
> + ret = iavf_dev_uninit(dev);
> + if (ret)
> + return ret;
> +
> + return iavf_dev_init(dev);
> +}
> +
> static int eth_iavf_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
> struct rte_pci_device *pci_dev)
> {
Thank you, applied.
Has this been validated by the QA team, and confirmed the test case now
passes?
--
Kind regards,
Luca Boccassi
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