From 5676a8b9cd9a1c9822cdb3d88109f449eb2126c1 Mon Sep 17 00:00:00 2001 From: Anjali Singhai Jain Date: Tue, 12 Apr 2016 08:30:51 -0700 Subject: [PATCH] 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 Signed-off-by: Greg Rose Tested-by: Andrew Bowers Signed-off-by: Jeff Kirsher --- .../ethernet/intel/i40e/i40e_virtchnl_pf.c | 153 +++++++++++++++++- .../ethernet/intel/i40e/i40e_virtchnl_pf.h | 2 + 2 files changed, 149 insertions(+), 6 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index c3645886670e..f47b0e8d02bb 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -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", diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 838cbd2299a4..8cbf57988607 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -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 */ -- 2.20.1