From: "Zhang, Helin" <helin.zhang@intel.com>
To: Julien Meunier <julien.meunier@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] i40e: fix vlan filtering
Date: Wed, 20 Jan 2016 05:00:27 +0000 [thread overview]
Message-ID: <F35DEAC7BCE34641BA9FAC6BCA4A12E70A98B333@SHSMSX104.ccr.corp.intel.com> (raw)
In-Reply-To: <1453137515-19195-1-git-send-email-julien.meunier@6wind.com>
> -----Original Message-----
> From: Julien Meunier [mailto:julien.meunier@6wind.com]
> Sent: Tuesday, January 19, 2016 1:19 AM
> To: Zhang, Helin
> Cc: dev@dpdk.org
> Subject: [PATCH] i40e: fix vlan filtering
>
> VLAN filtering was always performed, even if hw_vlan_filter was disabled.
> During device initialization, default filter RTE_MACVLAN_PERFECT_MATCH
> was applied. In this situation, all incoming VLAN frames were dropped by the
> card (increase of the register RUPP - Rx Unsupported Protocol).
>
> In order to restore default behavior, if HW VLAN filtering is activated, set a
> filter to match MAC and VLAN. If not, set a filter to only match MAC.
>
> Signed-off-by: Julien Meunier <julien.meunier@6wind.com>
> Signed-off-by: David Marchand <david.marchand@6wind.com>
> ---
> drivers/net/i40e/i40e_ethdev.c | 39
> ++++++++++++++++++++++++++++++++++++++-
> drivers/net/i40e/i40e_ethdev.h | 1 +
> 2 files changed, 39 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
> index bf6220d..ef9d578 100644
> --- a/drivers/net/i40e/i40e_ethdev.c
> +++ b/drivers/net/i40e/i40e_ethdev.c
> @@ -2332,6 +2332,13 @@ i40e_vlan_offload_set(struct rte_eth_dev *dev,
> int mask)
> struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data-
> >dev_private);
> struct i40e_vsi *vsi = pf->main_vsi;
>
> + if (mask & ETH_VLAN_FILTER_MASK) {
> + if (dev->data->dev_conf.rxmode.hw_vlan_filter)
> + i40e_vsi_config_vlan_filter(vsi, TRUE);
> + else
> + i40e_vsi_config_vlan_filter(vsi, FALSE);
> + }
> +
> if (mask & ETH_VLAN_STRIP_MASK) {
> /* Enable or disable VLAN stripping */
> if (dev->data->dev_conf.rxmode.hw_vlan_strip)
> @@ -4156,6 +4163,34 @@ fail_mem:
> return NULL;
> }
>
> +/* Configure vlan filter on or off */
> +int
> +i40e_vsi_config_vlan_filter(struct i40e_vsi *vsi, bool on) {
> + struct i40e_hw *hw = I40E_VSI_TO_HW(vsi);
> + struct i40e_mac_filter_info filter;
> + int ret;
> +
> + rte_memcpy(&filter.mac_addr,
> + (struct ether_addr *)(hw->mac.perm_addr),
> ETH_ADDR_LEN);
> + ret = i40e_vsi_delete_mac(vsi, &filter.mac_addr);
> +
> + if (on) {
> + /* Filter to match MAC and VLAN */
> + filter.filter_type = RTE_MACVLAN_PERFECT_MATCH;
> + } else {
> + /* Filter to match only MAC */
> + filter.filter_type = RTE_MAC_PERFECT_MATCH;
> + }
> +
> + ret |= i40e_vsi_add_mac(vsi, &filter);
How would it be if multiple mac addresses has been configured?
I think this might be ignored in the code changes, right?
Regards,
Helin
> +
> + if (ret)
> + PMD_DRV_LOG(INFO, "Update VSI failed to %s vlan filter",
> + on ? "enable" : "disable");
> + return ret;
> +}
> +
> /* Configure vlan stripping on or off */ int
> i40e_vsi_config_vlan_stripping(struct i40e_vsi *vsi, bool on) @@ -4203,9
> +4238,11 @@ i40e_dev_init_vlan(struct rte_eth_dev *dev) {
> struct rte_eth_dev_data *data = dev->data;
> int ret;
> + int mask = 0;
>
> /* Apply vlan offload setting */
> - i40e_vlan_offload_set(dev, ETH_VLAN_STRIP_MASK);
> + mask = ETH_VLAN_STRIP_MASK | ETH_VLAN_FILTER_MASK;
> + i40e_vlan_offload_set(dev, mask);
>
> /* Apply double-vlan setting, not implemented yet */
>
> diff --git a/drivers/net/i40e/i40e_ethdev.h
> b/drivers/net/i40e/i40e_ethdev.h index 1f9792b..5505d72 100644
> --- a/drivers/net/i40e/i40e_ethdev.h
> +++ b/drivers/net/i40e/i40e_ethdev.h
> @@ -551,6 +551,7 @@ void i40e_vsi_queues_unbind_intr(struct i40e_vsi
> *vsi); int i40e_vsi_vlan_pvid_set(struct i40e_vsi *vsi,
> struct i40e_vsi_vlan_pvid_info *info); int
> i40e_vsi_config_vlan_stripping(struct i40e_vsi *vsi, bool on);
> +int i40e_vsi_config_vlan_filter(struct i40e_vsi *vsi, bool on);
> uint64_t i40e_config_hena(uint64_t flags); uint64_t
> i40e_parse_hena(uint64_t flags); enum i40e_status_code
> i40e_fdir_setup_tx_resources(struct i40e_pf *pf);
> --
> 2.1.4
next prev parent reply other threads:[~2016-01-20 5:00 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-18 17:18 Julien Meunier
2016-01-19 0:39 ` Zhang, Helin
2016-01-20 3:54 ` Pei, Yulong
2016-01-20 5:00 ` Zhang, Helin [this message]
2016-01-20 14:56 ` Julien Meunier
2016-02-02 13:50 ` [dpdk-dev] [PATCH v2] " Julien Meunier
2016-02-03 1:15 ` Zhang, Helin
2016-02-03 11:32 ` Julien Meunier
2016-02-04 0:41 ` Zhang, Helin
2016-02-04 0:53 ` Stephen Hemminger
2016-02-04 8:38 ` Thomas Monjalon
2016-02-04 11:02 ` [dpdk-dev] [PATCH v3] " Julien Meunier
2016-02-05 0:20 ` Zhang, Helin
2016-02-24 17:51 ` Bruce Richardson
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