Re: [dpdk-dev] [PATCH 1/1] drivers/net/e1000: igbvf_vlan_offload_config and igbvf_vlan_offload_set implementation

["Zhang, Qi Z" <qi.z.zhang@intel.com>]

> -----Original Message-----
> From: dev <dev-bounces@dpdk.org> On Behalf Of Renata Saiakhova
> Sent: Monday, August 2, 2021 10:14 PM
> To: Wang, Haiyue <haiyue.wang@intel.com>
> Cc: dev@dpdk.org; Renata Saiakhova <Renata.Saiakhova@ekinops.com>
> Subject: [dpdk-dev] [PATCH 1/1] drivers/net/e1000: igbvf_vlan_offload_config
> and igbvf_vlan_offload_set implementation

The title format is not correct, please run ./devtools/check-git-log to fix the warning before submit

> 
> igbvf_vlan_offload_config and igbvf_vlan_offload_set primal implementation,
> setting vlan filter mask at igbvf_dev_start time.
> Without the above a vlan filter for igbvf is not functional.
> 
> Signed-off-by: Renata Saiakhova <Renata.Saiakhova@ekinops.com>
> ---
>  drivers/net/e1000/igb_ethdev.c | 28 ++++++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
> 
> diff --git a/drivers/net/e1000/igb_ethdev.c b/drivers/net/e1000/igb_ethdev.c
> index 10ee0f3341..4c8478427c 100644
> --- a/drivers/net/e1000/igb_ethdev.c
> +++ b/drivers/net/e1000/igb_ethdev.c
> @@ -171,6 +171,8 @@ static int eth_igbvf_xstats_get_names(struct
> rte_eth_dev *dev,  static int eth_igbvf_stats_reset(struct rte_eth_dev *dev);
> static int igbvf_vlan_filter_set(struct rte_eth_dev *dev,
>  		uint16_t vlan_id, int on);
> +static int igbvf_vlan_offload_config(struct rte_eth_dev *dev, int
> +mask); static int igbvf_vlan_offload_set(struct rte_eth_dev *dev, int
> +mask);
>  static int igbvf_set_vfta(struct e1000_hw *hw, uint16_t vid, bool on);  static
> void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on);  static int
> igbvf_default_mac_addr_set(struct rte_eth_dev *dev, @@ -410,6 +412,7 @@
> static const struct eth_dev_ops igbvf_eth_dev_ops = {
>  	.xstats_get_names     = eth_igbvf_xstats_get_names,
>  	.stats_reset          = eth_igbvf_stats_reset,
>  	.xstats_reset         = eth_igbvf_stats_reset,
> +	.vlan_offload_set     = igbvf_vlan_offload_set,
>  	.vlan_filter_set      = igbvf_vlan_filter_set,
>  	.dev_infos_get        = eth_igbvf_infos_get,
>  	.dev_supported_ptypes_get = eth_igb_supported_ptypes_get, @@
> -3304,6 +3307,8 @@ igbvf_dev_start(struct rte_eth_dev *dev)
>  	struct rte_intr_handle *intr_handle = &pci_dev->intr_handle;
>  	int ret;
>  	uint32_t intr_vector = 0;
> +	int mask;
> +	int err;
> 
>  	PMD_INIT_FUNC_TRACE();
> 
> @@ -3313,6 +3318,14 @@ igbvf_dev_start(struct rte_eth_dev *dev)
>  	/* Set all vfta */
>  	igbvf_set_vfta_all(dev,1);
> 
> +	/* Set vlan filter mask */
> +	mask = ETH_VLAN_FILTER_MASK;
> +	err = igbvf_vlan_offload_config(dev, mask);
> +	if (err) {
> +		PMD_INIT_LOG(ERR, "Unable to set VLAN offload (%d)", err);
> +		return err;
> +	}
> +
>  	eth_igbvf_tx_init(dev);
> 
>  	/* This can fail when allocating mbufs for descriptor rings */ @@ -3531,6
> +3544,21 @@ static void igbvf_set_vfta_all(struct rte_eth_dev *dev, bool on)
> 
>  }
> 
> +static int
> +igbvf_vlan_offload_config(__rte_unused struct rte_eth_dev *dev, int
> +mask) {
> +	if (mask & ETH_VLAN_STRIP_MASK)
> +		return -ENOTSUP;
> +	return 0;
> +}
> +
> +static int
> +igbvf_vlan_offload_set(struct rte_eth_dev *dev, int mask) {
> +	igbvf_vlan_offload_config(dev, mask);
> +	return 0;
> +}
> +
>  static int
>  igbvf_vlan_filter_set(struct rte_eth_dev *dev, uint16_t vlan_id, int on)  {
> --
> 2.17.2