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i40e: Add VF promiscuous mode driver support 

Add infrastructure for Network Function Virtualization VLAN tagged
packet steering feature.

Change-Id: I9b873d8fcc253858e6baba65ac68ec5b9363944e
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Greg Rose <gregory.v.rose@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anjali Singhai Jain 2016-04-12 08:30:51 -07:00 committed by Jeff Kirsher
parent 6c41a76069
commit 5676a8b9cd
2 changed files with 149 additions and 6 deletions
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153
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
View File

@ -1426,6 +1426,25 @@ static void i40e_vc_reset_vf_msg(struct i40e_vf *vf)
i40e_reset_vf(vf, false);
}
/**
* i40e_getnum_vf_vsi_vlan_filters
* @vsi: pointer to the vsi
*
* called to get the number of VLANs offloaded on this VF
**/
static inline int i40e_getnum_vf_vsi_vlan_filters(struct i40e_vsi *vsi)
{
struct i40e_mac_filter *f;
int num_vlans = 0;
list_for_each_entry(f, &vsi->mac_filter_list, list) {
if (f->vlan >= 0 && f->vlan <= I40E_MAX_VLANID)
num_vlans++;
}
return num_vlans;
}
/**
* i40e_vc_config_promiscuous_mode_msg
* @vf: pointer to the VF info
@ -1442,22 +1461,122 @@ static int i40e_vc_config_promiscuous_mode_msg(struct i40e_vf *vf,
(struct i40e_virtchnl_promisc_info *)msg;
struct i40e_pf *pf = vf->pf;
struct i40e_hw *hw = &pf->hw;
struct i40e_vsi *vsi;
struct i40e_mac_filter *f;
i40e_status aq_ret = 0;
bool allmulti = false;
i40e_status aq_ret;
struct i40e_vsi *vsi;
bool alluni = false;
int aq_err = 0;
vsi = i40e_find_vsi_from_id(pf, info->vsi_id);
if (!test_bit(I40E_VF_STAT_ACTIVE, &vf->vf_states) ||
!test_bit(I40E_VIRTCHNL_VF_CAP_PRIVILEGE, &vf->vf_caps) ||
!i40e_vc_isvalid_vsi_id(vf, info->vsi_id) ||
(vsi->type != I40E_VSI_FCOE)) {
!i40e_vc_isvalid_vsi_id(vf, info->vsi_id)) {
dev_err(&pf->pdev->dev,
"VF %d doesn't meet requirements to enter promiscuous mode\n",
vf->vf_id);
aq_ret = I40E_ERR_PARAM;
goto error_param;
}
/* Multicast promiscuous handling*/
if (info->flags & I40E_FLAG_VF_MULTICAST_PROMISC)
allmulti = true;
aq_ret = i40e_aq_set_vsi_multicast_promiscuous(hw, vsi->seid,
allmulti, NULL);
if (vf->port_vlan_id) {
aq_ret = i40e_aq_set_vsi_mc_promisc_on_vlan(hw, vsi->seid,
allmulti,
vf->port_vlan_id,
NULL);
} else if (i40e_getnum_vf_vsi_vlan_filters(vsi)) {
list_for_each_entry(f, &vsi->mac_filter_list, list) {
if (f->vlan >= 0 && f->vlan <= I40E_MAX_VLANID)
aq_ret = i40e_aq_set_vsi_mc_promisc_on_vlan
(hw,
vsi->seid,
allmulti,
f->vlan,
NULL);
aq_err = pf->hw.aq.asq_last_status;
if (aq_ret) {
dev_err(&pf->pdev->dev,
"Could not add VLAN %d to multicast promiscuous domain err %s aq_err %s\n",
f->vlan,
i40e_stat_str(&pf->hw, aq_ret),
i40e_aq_str(&pf->hw, aq_err));
break;
}
}
} else {
aq_ret = i40e_aq_set_vsi_multicast_promiscuous(hw, vsi->seid,
allmulti, NULL);
aq_err = pf->hw.aq.asq_last_status;
if (aq_ret) {
dev_err(&pf->pdev->dev,
"VF %d failed to set multicast promiscuous mode err %s aq_err %s\n",
vf->vf_id,
i40e_stat_str(&pf->hw, aq_ret),
i40e_aq_str(&pf->hw, aq_err));
goto error_param_int;
}
}
if (!aq_ret) {
dev_info(&pf->pdev->dev,
"VF %d successfully set multicast promiscuous mode\n",
vf->vf_id);
if (allmulti)
set_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states);
else
clear_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states);
}
if (info->flags & I40E_FLAG_VF_UNICAST_PROMISC)
alluni = true;
if (vf->port_vlan_id) {
aq_ret = i40e_aq_set_vsi_uc_promisc_on_vlan(hw, vsi->seid,
alluni,
vf->port_vlan_id,
NULL);
} else if (i40e_getnum_vf_vsi_vlan_filters(vsi)) {
list_for_each_entry(f, &vsi->mac_filter_list, list) {
aq_ret = 0;
if (f->vlan >= 0 && f->vlan <= I40E_MAX_VLANID)
aq_ret =
i40e_aq_set_vsi_uc_promisc_on_vlan(hw,
vsi->seid,
alluni,
f->vlan,
NULL);
aq_err = pf->hw.aq.asq_last_status;
if (aq_ret)
dev_err(&pf->pdev->dev,
"Could not add VLAN %d to Unicast promiscuous domain err %s aq_err %s\n",
f->vlan,
i40e_stat_str(&pf->hw, aq_ret),
i40e_aq_str(&pf->hw, aq_err));
}
} else {
aq_ret = i40e_aq_set_vsi_unicast_promiscuous(hw, vsi->seid,
allmulti, NULL);
aq_err = pf->hw.aq.asq_last_status;
if (aq_ret)
dev_err(&pf->pdev->dev,
"VF %d failed to set unicast promiscuous mode %8.8x err %s aq_err %s\n",
vf->vf_id, info->flags,
i40e_stat_str(&pf->hw, aq_ret),
i40e_aq_str(&pf->hw, aq_err));
}
error_param_int:
if (!aq_ret) {
dev_info(&pf->pdev->dev,
"VF %d successfully set unicast promiscuous mode\n",
vf->vf_id);
if (alluni)
set_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states);
else
clear_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states);
}
error_param:
/* send the response to the VF */
@ -1919,6 +2038,17 @@ static int i40e_vc_add_vlan_msg(struct i40e_vf *vf, u8 *msg, u16 msglen)
/* add new VLAN filter */
int ret = i40e_vsi_add_vlan(vsi, vfl->vlan_id[i]);
if (test_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states))
i40e_aq_set_vsi_uc_promisc_on_vlan(&pf->hw, vsi->seid,
true,
vfl->vlan_id[i],
NULL);
if (test_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states))
i40e_aq_set_vsi_mc_promisc_on_vlan(&pf->hw, vsi->seid,
true,
vfl->vlan_id[i],
NULL);
if (ret)
dev_err(&pf->pdev->dev,
"Unable to add VLAN filter %d for VF %d, error %d\n",
@ -1971,6 +2101,17 @@ static int i40e_vc_remove_vlan_msg(struct i40e_vf *vf, u8 *msg, u16 msglen)
for (i = 0; i < vfl->num_elements; i++) {
int ret = i40e_vsi_kill_vlan(vsi, vfl->vlan_id[i]);
if (test_bit(I40E_VF_STAT_UC_PROMISC, &vf->vf_states))
i40e_aq_set_vsi_uc_promisc_on_vlan(&pf->hw, vsi->seid,
false,
vfl->vlan_id[i],
NULL);
if (test_bit(I40E_VF_STAT_MC_PROMISC, &vf->vf_states))
i40e_aq_set_vsi_mc_promisc_on_vlan(&pf->hw, vsi->seid,
false,
vfl->vlan_id[i],
NULL);
if (ret)
dev_err(&pf->pdev->dev,
"Unable to delete VLAN filter %d for VF %d, error %d\n",

2
drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h
View File

@ -61,6 +61,8 @@ enum i40e_vf_states {
I40E_VF_STAT_IWARPENA,
I40E_VF_STAT_FCOEENA,
I40E_VF_STAT_DISABLED,
I40E_VF_STAT_MC_PROMISC,
I40E_VF_STAT_UC_PROMISC,
};
/* VF capabilities */