[Intel-wired-lan] [PATCH S13 07/16] ice: Add support for PF/VF promiscuous mode
Anirudh Venkataramanan
anirudh.venkataramanan at intel.com
Fri Feb 8 20:51:03 UTC 2019
From: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
Implement support for VF promiscuous mode, MAC/VLAN/MAC_VLAN and PF
multicast MAC/VLAN/MAC_VLAN promiscuous mode.
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin at intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan at intel.com>
---
drivers/net/ethernet/intel/ice/ice.h | 18 ++
drivers/net/ethernet/intel/ice/ice_lib.c | 9 +-
drivers/net/ethernet/intel/ice/ice_lib.h | 2 +-
drivers/net/ethernet/intel/ice/ice_main.c | 91 ++++++-
drivers/net/ethernet/intel/ice/ice_switch.c | 291 ++++++++++++++++++++++-
drivers/net/ethernet/intel/ice/ice_switch.h | 22 ++
drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c | 125 ++++++++--
7 files changed, 527 insertions(+), 31 deletions(-)
diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h
index ccacfd720436..8b659ac3be94 100644
--- a/drivers/net/ethernet/intel/ice/ice.h
+++ b/drivers/net/ethernet/intel/ice/ice.h
@@ -125,6 +125,23 @@ extern const char ice_drv_ver[];
#define ice_for_each_q_vector(vsi, i) \
for ((i) = 0; (i) < (vsi)->num_q_vectors; (i)++)
+#define ICE_UCAST_PROMISC_BITS (ICE_PROMISC_UCAST_TX | ICE_PROMISC_MCAST_TX | \
+ ICE_PROMISC_UCAST_RX | ICE_PROMISC_MCAST_RX)
+
+#define ICE_UCAST_VLAN_PROMISC_BITS (ICE_PROMISC_UCAST_TX | \
+ ICE_PROMISC_MCAST_TX | \
+ ICE_PROMISC_UCAST_RX | \
+ ICE_PROMISC_MCAST_RX | \
+ ICE_PROMISC_VLAN_TX | \
+ ICE_PROMISC_VLAN_RX)
+
+#define ICE_MCAST_PROMISC_BITS (ICE_PROMISC_MCAST_TX | ICE_PROMISC_MCAST_RX)
+
+#define ICE_MCAST_VLAN_PROMISC_BITS (ICE_PROMISC_MCAST_TX | \
+ ICE_PROMISC_MCAST_RX | \
+ ICE_PROMISC_VLAN_TX | \
+ ICE_PROMISC_VLAN_RX)
+
struct ice_tc_info {
u16 qoffset;
u16 qcount_tx;
@@ -258,6 +275,7 @@ struct ice_vsi {
u8 irqs_ready;
u8 current_isup; /* Sync 'link up' logging */
u8 stat_offsets_loaded;
+ u8 vlan_ena;
/* queue information */
u8 tx_mapping_mode; /* ICE_MAP_MODE_[CONTIG|SCATTER] */
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c
index 6be1fd391da0..914e59272a91 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.c
+++ b/drivers/net/ethernet/intel/ice/ice_lib.c
@@ -2145,10 +2145,11 @@ ice_vsi_stop_lan_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src,
* ice_cfg_vlan_pruning - enable or disable VLAN pruning on the VSI
* @vsi: VSI to enable or disable VLAN pruning on
* @ena: set to true to enable VLAN pruning and false to disable it
+ * @vlan_promisc: enable valid security flags if not in VLAN promiscuous mode
*
* returns 0 if VSI is updated, negative otherwise
*/
-int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena)
+int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena, bool vlan_promisc)
{
struct ice_vsi_ctx *ctxt;
struct device *dev;
@@ -2176,8 +2177,10 @@ int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena)
ctxt->info.sw_flags2 &= ~ICE_AQ_VSI_SW_FLAG_RX_VLAN_PRUNE_ENA;
}
- ctxt->info.valid_sections = cpu_to_le16(ICE_AQ_VSI_PROP_SECURITY_VALID |
- ICE_AQ_VSI_PROP_SW_VALID);
+ if (!vlan_promisc)
+ ctxt->info.valid_sections =
+ cpu_to_le16(ICE_AQ_VSI_PROP_SECURITY_VALID |
+ ICE_AQ_VSI_PROP_SW_VALID);
status = ice_update_vsi(&vsi->back->hw, vsi->idx, ctxt, NULL);
if (status) {
diff --git a/drivers/net/ethernet/intel/ice/ice_lib.h b/drivers/net/ethernet/intel/ice/ice_lib.h
index 7f8b08863dad..5d5611ce0719 100644
--- a/drivers/net/ethernet/intel/ice/ice_lib.h
+++ b/drivers/net/ethernet/intel/ice/ice_lib.h
@@ -35,7 +35,7 @@ int
ice_vsi_stop_lan_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src,
u16 rel_vmvf_num);
-int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena);
+int ice_cfg_vlan_pruning(struct ice_vsi *vsi, bool ena, bool vlan_promisc);
void ice_vsi_delete(struct ice_vsi *vsi);
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index ff95e5aceb41..fa7351638815 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -167,6 +167,39 @@ static bool ice_vsi_fltr_changed(struct ice_vsi *vsi)
test_bit(ICE_VSI_FLAG_VLAN_FLTR_CHANGED, vsi->flags);
}
+/**
+ * ice_cfg_promisc - Enable or disable promiscuous mode for a given PF
+ * @vsi: the VSI being configured
+ * @promisc_m: mask of promiscuous config bits
+ * @set_promisc: enable or disable promisc flag request
+ *
+ */
+static int ice_cfg_promisc(struct ice_vsi *vsi, u8 promisc_m, bool set_promisc)
+{
+ struct ice_hw *hw = &vsi->back->hw;
+ enum ice_status status = 0;
+
+ if (vsi->type != ICE_VSI_PF)
+ return 0;
+
+ if (vsi->vlan_ena) {
+ status = ice_set_vlan_vsi_promisc(hw, vsi->idx, promisc_m,
+ set_promisc);
+ } else {
+ if (set_promisc)
+ status = ice_set_vsi_promisc(hw, vsi->idx, promisc_m,
+ 0);
+ else
+ status = ice_clear_vsi_promisc(hw, vsi->idx, promisc_m,
+ 0);
+ }
+
+ if (status)
+ return -EIO;
+
+ return 0;
+}
+
/**
* ice_vsi_sync_fltr - Update the VSI filter list to the HW
* @vsi: ptr to the VSI
@@ -182,6 +215,7 @@ static int ice_vsi_sync_fltr(struct ice_vsi *vsi)
struct ice_hw *hw = &pf->hw;
enum ice_status status = 0;
u32 changed_flags = 0;
+ u8 promisc_m;
int err = 0;
if (!vsi->netdev)
@@ -245,8 +279,35 @@ static int ice_vsi_sync_fltr(struct ice_vsi *vsi)
}
}
/* check for changes in promiscuous modes */
- if (changed_flags & IFF_ALLMULTI)
- netdev_warn(netdev, "Unsupported configuration\n");
+ if (changed_flags & IFF_ALLMULTI) {
+ if (vsi->current_netdev_flags & IFF_ALLMULTI) {
+ if (vsi->vlan_ena)
+ promisc_m = ICE_MCAST_VLAN_PROMISC_BITS;
+ else
+ promisc_m = ICE_MCAST_PROMISC_BITS;
+
+ err = ice_cfg_promisc(vsi, promisc_m, true);
+ if (err) {
+ netdev_err(netdev, "Error setting Multicast promiscuous mode on VSI %i\n",
+ vsi->vsi_num);
+ vsi->current_netdev_flags &= ~IFF_ALLMULTI;
+ goto out_promisc;
+ }
+ } else if (!(vsi->current_netdev_flags & IFF_ALLMULTI)) {
+ if (vsi->vlan_ena)
+ promisc_m = ICE_MCAST_VLAN_PROMISC_BITS;
+ else
+ promisc_m = ICE_MCAST_PROMISC_BITS;
+
+ err = ice_cfg_promisc(vsi, promisc_m, false);
+ if (err) {
+ netdev_err(netdev, "Error clearing Multicast promiscuous mode on VSI %i\n",
+ vsi->vsi_num);
+ vsi->current_netdev_flags |= IFF_ALLMULTI;
+ goto out_promisc;
+ }
+ }
+ }
if (((changed_flags & IFF_PROMISC) || promisc_forced_on) ||
test_bit(ICE_VSI_FLAG_PROMISC_CHANGED, vsi->flags)) {
@@ -1665,6 +1726,7 @@ ice_vlan_rx_add_vid(struct net_device *netdev, __always_unused __be16 proto,
{
struct ice_netdev_priv *np = netdev_priv(netdev);
struct ice_vsi *vsi = np->vsi;
+ int ret;
if (vid >= VLAN_N_VID) {
netdev_err(netdev, "VLAN id requested %d is out of range %d\n",
@@ -1677,8 +1739,7 @@ ice_vlan_rx_add_vid(struct net_device *netdev, __always_unused __be16 proto,
/* Enable VLAN pruning when VLAN 0 is added */
if (unlikely(!vid)) {
- int ret = ice_cfg_vlan_pruning(vsi, true);
-
+ ret = ice_cfg_vlan_pruning(vsi, true, false);
if (ret)
return ret;
}
@@ -1687,7 +1748,13 @@ ice_vlan_rx_add_vid(struct net_device *netdev, __always_unused __be16 proto,
* needed to continue allowing all untagged packets since VLAN prune
* list is applied to all packets by the switch
*/
- return ice_vsi_add_vlan(vsi, vid);
+ ret = ice_vsi_add_vlan(vsi, vid);
+ if (!ret) {
+ vsi->vlan_ena = true;
+ set_bit(ICE_VSI_FLAG_VLAN_FLTR_CHANGED, vsi->flags);
+ }
+
+ return ret;
}
/**
@@ -1704,7 +1771,7 @@ ice_vlan_rx_kill_vid(struct net_device *netdev, __always_unused __be16 proto,
{
struct ice_netdev_priv *np = netdev_priv(netdev);
struct ice_vsi *vsi = np->vsi;
- int status;
+ int ret;
if (vsi->info.pvid)
return -EINVAL;
@@ -1712,15 +1779,17 @@ ice_vlan_rx_kill_vid(struct net_device *netdev, __always_unused __be16 proto,
/* Make sure ice_vsi_kill_vlan is successful before updating VLAN
* information
*/
- status = ice_vsi_kill_vlan(vsi, vid);
- if (status)
- return status;
+ ret = ice_vsi_kill_vlan(vsi, vid);
+ if (ret)
+ return ret;
/* Disable VLAN pruning when VLAN 0 is removed */
if (unlikely(!vid))
- status = ice_cfg_vlan_pruning(vsi, false);
+ ret = ice_cfg_vlan_pruning(vsi, false, false);
- return status;
+ vsi->vlan_ena = false;
+ set_bit(ICE_VSI_FLAG_VLAN_FLTR_CHANGED, vsi->flags);
+ return ret;
}
/**
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c
index cf5bada75a7e..f84f3bf0132a 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.c
+++ b/drivers/net/ethernet/intel/ice/ice_switch.c
@@ -2189,6 +2189,291 @@ ice_add_to_vsi_fltr_list(struct ice_hw *hw, u16 vsi_handle,
return status;
}
+/**
+ * ice_determine_promisc_mask
+ * @fi: filter info to parse
+ *
+ * Helper function to determine which ICE_PROMISC_ mask corresponds
+ * to given filter into.
+ */
+static u8 ice_determine_promisc_mask(struct ice_fltr_info *fi)
+{
+ u16 vid = fi->l_data.mac_vlan.vlan_id;
+ u8 *macaddr = fi->l_data.mac.mac_addr;
+ bool is_tx_fltr = false;
+ u8 promisc_mask = 0;
+
+ if (fi->flag == ICE_FLTR_TX)
+ is_tx_fltr = true;
+
+ if (is_broadcast_ether_addr(macaddr))
+ promisc_mask |= is_tx_fltr ?
+ ICE_PROMISC_BCAST_TX : ICE_PROMISC_BCAST_RX;
+ else if (is_multicast_ether_addr(macaddr))
+ promisc_mask |= is_tx_fltr ?
+ ICE_PROMISC_MCAST_TX : ICE_PROMISC_MCAST_RX;
+ else if (is_unicast_ether_addr(macaddr))
+ promisc_mask |= is_tx_fltr ?
+ ICE_PROMISC_UCAST_TX : ICE_PROMISC_UCAST_RX;
+ if (vid)
+ promisc_mask |= is_tx_fltr ?
+ ICE_PROMISC_VLAN_TX : ICE_PROMISC_VLAN_RX;
+
+ return promisc_mask;
+}
+
+/**
+ * ice_remove_promisc - Remove promisc based filter rules
+ * @hw: pointer to the hardware structure
+ * @recp_id: recipe id for which the rule needs to removed
+ * @v_list: list of promisc entries
+ */
+static enum ice_status
+ice_remove_promisc(struct ice_hw *hw, u8 recp_id,
+ struct list_head *v_list)
+{
+ struct ice_fltr_list_entry *v_list_itr, *tmp;
+
+ list_for_each_entry_safe(v_list_itr, tmp, v_list, list_entry) {
+ v_list_itr->status =
+ ice_remove_rule_internal(hw, recp_id, v_list_itr);
+ if (v_list_itr->status)
+ return v_list_itr->status;
+ }
+ return 0;
+}
+
+/**
+ * ice_clear_vsi_promisc - clear specified promiscuous mode(s) for given VSI
+ * @hw: pointer to the hardware structure
+ * @vsi_handle: VSI handle to clear mode
+ * @promisc_mask: mask of promiscuous config bits to clear
+ * @vid: VLAN ID to clear VLAN promiscuous
+ */
+enum ice_status
+ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
+ u16 vid)
+{
+ struct ice_switch_info *sw = hw->switch_info;
+ struct ice_fltr_list_entry *fm_entry, *tmp;
+ struct list_head remove_list_head;
+ struct ice_fltr_mgmt_list_entry *itr;
+ struct list_head *rule_head;
+ struct mutex *rule_lock; /* Lock to protect filter rule list */
+ enum ice_status status = 0;
+ u8 recipe_id;
+
+ if (!ice_is_vsi_valid(hw, vsi_handle))
+ return ICE_ERR_PARAM;
+
+ if (vid)
+ recipe_id = ICE_SW_LKUP_PROMISC_VLAN;
+ else
+ recipe_id = ICE_SW_LKUP_PROMISC;
+
+ rule_head = &sw->recp_list[recipe_id].filt_rules;
+ rule_lock = &sw->recp_list[recipe_id].filt_rule_lock;
+
+ INIT_LIST_HEAD(&remove_list_head);
+
+ mutex_lock(rule_lock);
+ list_for_each_entry(itr, rule_head, list_entry) {
+ u8 fltr_promisc_mask = 0;
+
+ if (!ice_vsi_uses_fltr(itr, vsi_handle))
+ continue;
+
+ fltr_promisc_mask |=
+ ice_determine_promisc_mask(&itr->fltr_info);
+
+ /* Skip if filter is not completely specified by given mask */
+ if (fltr_promisc_mask & ~promisc_mask)
+ continue;
+
+ status = ice_add_entry_to_vsi_fltr_list(hw, vsi_handle,
+ &remove_list_head,
+ &itr->fltr_info);
+ if (status) {
+ mutex_unlock(rule_lock);
+ goto free_fltr_list;
+ }
+ }
+ mutex_unlock(rule_lock);
+
+ status = ice_remove_promisc(hw, recipe_id, &remove_list_head);
+
+free_fltr_list:
+ list_for_each_entry_safe(fm_entry, tmp, &remove_list_head, list_entry) {
+ list_del(&fm_entry->list_entry);
+ devm_kfree(ice_hw_to_dev(hw), fm_entry);
+ }
+
+ return status;
+}
+
+/**
+ * ice_set_vsi_promisc - set given VSI to given promiscuous mode(s)
+ * @hw: pointer to the hardware structure
+ * @vsi_handle: VSI handle to configure
+ * @promisc_mask: mask of promiscuous config bits
+ * @vid: VLAN ID to set VLAN promiscuous
+ */
+enum ice_status
+ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask, u16 vid)
+{
+ enum { UCAST_FLTR = 1, MCAST_FLTR, BCAST_FLTR };
+ struct ice_fltr_list_entry f_list_entry;
+ struct ice_fltr_info new_fltr;
+ enum ice_status status = 0;
+ bool is_tx_fltr;
+ u16 hw_vsi_id;
+ int pkt_type;
+ u8 recipe_id;
+
+ if (!ice_is_vsi_valid(hw, vsi_handle))
+ return ICE_ERR_PARAM;
+ hw_vsi_id = ice_get_hw_vsi_num(hw, vsi_handle);
+
+ memset(&new_fltr, 0, sizeof(new_fltr));
+
+ if (promisc_mask & (ICE_PROMISC_VLAN_RX | ICE_PROMISC_VLAN_TX)) {
+ new_fltr.lkup_type = ICE_SW_LKUP_PROMISC_VLAN;
+ new_fltr.l_data.mac_vlan.vlan_id = vid;
+ recipe_id = ICE_SW_LKUP_PROMISC_VLAN;
+ } else {
+ new_fltr.lkup_type = ICE_SW_LKUP_PROMISC;
+ recipe_id = ICE_SW_LKUP_PROMISC;
+ }
+
+ /* Separate filters must be set for each direction/packet type
+ * combination, so we will loop over the mask value, store the
+ * individual type, and clear it out in the input mask as it
+ * is found.
+ */
+ while (promisc_mask) {
+ u8 *mac_addr;
+
+ pkt_type = 0;
+ is_tx_fltr = false;
+
+ if (promisc_mask & ICE_PROMISC_UCAST_RX) {
+ promisc_mask &= ~ICE_PROMISC_UCAST_RX;
+ pkt_type = UCAST_FLTR;
+ } else if (promisc_mask & ICE_PROMISC_UCAST_TX) {
+ promisc_mask &= ~ICE_PROMISC_UCAST_TX;
+ pkt_type = UCAST_FLTR;
+ is_tx_fltr = true;
+ } else if (promisc_mask & ICE_PROMISC_MCAST_RX) {
+ promisc_mask &= ~ICE_PROMISC_MCAST_RX;
+ pkt_type = MCAST_FLTR;
+ } else if (promisc_mask & ICE_PROMISC_MCAST_TX) {
+ promisc_mask &= ~ICE_PROMISC_MCAST_TX;
+ pkt_type = MCAST_FLTR;
+ is_tx_fltr = true;
+ } else if (promisc_mask & ICE_PROMISC_BCAST_RX) {
+ promisc_mask &= ~ICE_PROMISC_BCAST_RX;
+ pkt_type = BCAST_FLTR;
+ } else if (promisc_mask & ICE_PROMISC_BCAST_TX) {
+ promisc_mask &= ~ICE_PROMISC_BCAST_TX;
+ pkt_type = BCAST_FLTR;
+ is_tx_fltr = true;
+ }
+
+ /* Check for VLAN promiscuous flag */
+ if (promisc_mask & ICE_PROMISC_VLAN_RX) {
+ promisc_mask &= ~ICE_PROMISC_VLAN_RX;
+ } else if (promisc_mask & ICE_PROMISC_VLAN_TX) {
+ promisc_mask &= ~ICE_PROMISC_VLAN_TX;
+ is_tx_fltr = true;
+ }
+
+ /* Set filter DA based on packet type */
+ mac_addr = new_fltr.l_data.mac.mac_addr;
+ if (pkt_type == BCAST_FLTR) {
+ eth_broadcast_addr(mac_addr);
+ } else if (pkt_type == MCAST_FLTR ||
+ pkt_type == UCAST_FLTR) {
+ /* Use the dummy ether header DA */
+ ether_addr_copy(mac_addr, dummy_eth_header);
+ if (pkt_type == MCAST_FLTR)
+ mac_addr[0] |= 0x1; /* Set multicast bit */
+ }
+
+ /* Need to reset this to zero for all iterations */
+ new_fltr.flag = 0;
+ if (is_tx_fltr) {
+ new_fltr.flag |= ICE_FLTR_TX;
+ new_fltr.src = hw_vsi_id;
+ } else {
+ new_fltr.flag |= ICE_FLTR_RX;
+ new_fltr.src = hw->port_info->lport;
+ }
+
+ new_fltr.fltr_act = ICE_FWD_TO_VSI;
+ new_fltr.vsi_handle = vsi_handle;
+ new_fltr.fwd_id.hw_vsi_id = hw_vsi_id;
+ f_list_entry.fltr_info = new_fltr;
+
+ status = ice_add_rule_internal(hw, recipe_id, &f_list_entry);
+ if (status)
+ goto set_promisc_exit;
+ }
+
+set_promisc_exit:
+ return status;
+}
+
+/**
+ * ice_set_vlan_vsi_promisc
+ * @hw: pointer to the hardware structure
+ * @vsi_handle: VSI handle to configure
+ * @promisc_mask: mask of promiscuous config bits
+ * @rm_vlan_promisc: Clear VLANs VSI promisc mode
+ *
+ * Configure VSI with all associated VLANs to given promiscuous mode(s)
+ */
+enum ice_status
+ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
+ bool rm_vlan_promisc)
+{
+ struct ice_switch_info *sw = hw->switch_info;
+ struct ice_fltr_list_entry *list_itr, *tmp;
+ struct list_head vsi_list_head;
+ struct list_head *vlan_head;
+ struct mutex *vlan_lock; /* Lock to protect filter rule list */
+ enum ice_status status;
+ u16 vlan_id;
+
+ INIT_LIST_HEAD(&vsi_list_head);
+ vlan_lock = &sw->recp_list[ICE_SW_LKUP_VLAN].filt_rule_lock;
+ vlan_head = &sw->recp_list[ICE_SW_LKUP_VLAN].filt_rules;
+ mutex_lock(vlan_lock);
+ status = ice_add_to_vsi_fltr_list(hw, vsi_handle, vlan_head,
+ &vsi_list_head);
+ mutex_unlock(vlan_lock);
+ if (status)
+ goto free_fltr_list;
+
+ list_for_each_entry(list_itr, &vsi_list_head, list_entry) {
+ vlan_id = list_itr->fltr_info.l_data.vlan.vlan_id;
+ if (rm_vlan_promisc)
+ status = ice_clear_vsi_promisc(hw, vsi_handle,
+ promisc_mask, vlan_id);
+ else
+ status = ice_set_vsi_promisc(hw, vsi_handle,
+ promisc_mask, vlan_id);
+ if (status)
+ break;
+ }
+
+free_fltr_list:
+ list_for_each_entry_safe(list_itr, tmp, &vsi_list_head, list_entry) {
+ list_del(&list_itr->list_entry);
+ devm_kfree(ice_hw_to_dev(hw), list_itr);
+ }
+ return status;
+}
+
/**
* ice_remove_vsi_lkup_fltr - Remove lookup type filters for a VSI
* @hw: pointer to the hardware structure
@@ -2224,12 +2509,14 @@ ice_remove_vsi_lkup_fltr(struct ice_hw *hw, u16 vsi_handle,
case ICE_SW_LKUP_VLAN:
ice_remove_vlan(hw, &remove_list_head);
break;
+ case ICE_SW_LKUP_PROMISC:
+ case ICE_SW_LKUP_PROMISC_VLAN:
+ ice_remove_promisc(hw, lkup, &remove_list_head);
+ break;
case ICE_SW_LKUP_MAC_VLAN:
case ICE_SW_LKUP_ETHERTYPE:
case ICE_SW_LKUP_ETHERTYPE_MAC:
- case ICE_SW_LKUP_PROMISC:
case ICE_SW_LKUP_DFLT:
- case ICE_SW_LKUP_PROMISC_VLAN:
case ICE_SW_LKUP_LAST:
default:
ice_debug(hw, ICE_DBG_SW, "Unsupported lookup type %d\n", lkup);
diff --git a/drivers/net/ethernet/intel/ice/ice_switch.h b/drivers/net/ethernet/intel/ice/ice_switch.h
index 2d3a2dfcb0de..e4ce0720b871 100644
--- a/drivers/net/ethernet/intel/ice/ice_switch.h
+++ b/drivers/net/ethernet/intel/ice/ice_switch.h
@@ -178,6 +178,17 @@ struct ice_fltr_mgmt_list_entry {
u8 counter_index;
};
+enum ice_promisc_flags {
+ ICE_PROMISC_UCAST_RX = 0x1,
+ ICE_PROMISC_UCAST_TX = 0x2,
+ ICE_PROMISC_MCAST_RX = 0x4,
+ ICE_PROMISC_MCAST_TX = 0x8,
+ ICE_PROMISC_BCAST_RX = 0x10,
+ ICE_PROMISC_BCAST_TX = 0x20,
+ ICE_PROMISC_VLAN_RX = 0x40,
+ ICE_PROMISC_VLAN_TX = 0x80,
+};
+
/* VSI related commands */
enum ice_status
ice_add_vsi(struct ice_hw *hw, u16 vsi_handle, struct ice_vsi_ctx *vsi_ctx,
@@ -202,8 +213,19 @@ void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle);
enum ice_status
ice_add_vlan(struct ice_hw *hw, struct list_head *m_list);
enum ice_status ice_remove_vlan(struct ice_hw *hw, struct list_head *v_list);
+
+/* Promisc/defport setup for VSIs */
enum ice_status
ice_cfg_dflt_vsi(struct ice_hw *hw, u16 vsi_handle, bool set, u8 direction);
+enum ice_status
+ice_set_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
+ u16 vid);
+enum ice_status
+ice_clear_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
+ u16 vid);
+enum ice_status
+ice_set_vlan_vsi_promisc(struct ice_hw *hw, u16 vsi_handle, u8 promisc_mask,
+ bool rm_vlan_promisc);
enum ice_status ice_init_def_sw_recp(struct ice_hw *hw);
u16 ice_get_hw_vsi_num(struct ice_hw *hw, u16 vsi_handle);
diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
index 62201977b074..f0de80d182d0 100644
--- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c
@@ -771,6 +771,47 @@ static void ice_cleanup_and_realloc_vf(struct ice_vf *vf)
wr32(hw, VFGEN_RSTAT(vf->vf_id), VIRTCHNL_VFR_VFACTIVE);
}
+/**
+ * ice_vf_set_vsi_promisc - set given VF VSI to given promiscuous mode(s)
+ * @vf: pointer to the VF info
+ * @vsi: the VSI being configured
+ * @promisc_m: mask of promiscuous config bits
+ * @rm_promisc: promisc flag request from the VF to remove or add filter
+ *
+ * This function configures VF VSI promiscuous mode, based on the VF requests,
+ * for Unicast, Multicast and VLAN
+ */
+static enum ice_status
+ice_vf_set_vsi_promisc(struct ice_vf *vf, struct ice_vsi *vsi, u8 promisc_m,
+ bool rm_promisc)
+{
+ struct ice_pf *pf = vf->pf;
+ enum ice_status status = 0;
+ struct ice_hw *hw;
+
+ hw = &pf->hw;
+ if (vf->num_vlan) {
+ status = ice_set_vlan_vsi_promisc(hw, vsi->idx, promisc_m,
+ rm_promisc);
+ } else if (vf->port_vlan_id) {
+ if (rm_promisc)
+ status = ice_clear_vsi_promisc(hw, vsi->idx, promisc_m,
+ vf->port_vlan_id);
+ else
+ status = ice_set_vsi_promisc(hw, vsi->idx, promisc_m,
+ vf->port_vlan_id);
+ } else {
+ if (rm_promisc)
+ status = ice_clear_vsi_promisc(hw, vsi->idx, promisc_m,
+ 0);
+ else
+ status = ice_set_vsi_promisc(hw, vsi->idx, promisc_m,
+ 0);
+ }
+
+ return status;
+}
+
/**
* ice_reset_all_vfs - reset all allocated VFs in one go
* @pf: pointer to the PF structure
@@ -892,9 +933,10 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr)
static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
{
struct ice_pf *pf = vf->pf;
- struct ice_hw *hw = &pf->hw;
struct ice_vsi *vsi;
+ struct ice_hw *hw;
bool rsd = false;
+ u8 promisc_m;
u32 reg;
int i;
@@ -920,6 +962,7 @@ static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
vf->vf_id, NULL);
}
+ hw = &pf->hw;
/* poll VPGEN_VFRSTAT reg to make sure
* that reset is complete
*/
@@ -945,6 +988,21 @@ static bool ice_reset_vf(struct ice_vf *vf, bool is_vflr)
usleep_range(10000, 20000);
+ /* disable promiscuous modes in case they were enabled
+ * ignore any error if disabling process failed
+ */
+ if (test_bit(ICE_VF_STATE_UC_PROMISC, vf->vf_states) ||
+ test_bit(ICE_VF_STATE_MC_PROMISC, vf->vf_states)) {
+ if (vf->port_vlan_id || vf->num_vlan)
+ promisc_m = ICE_UCAST_VLAN_PROMISC_BITS;
+ else
+ promisc_m = ICE_UCAST_PROMISC_BITS;
+
+ vsi = pf->vsi[vf->lan_vsi_idx];
+ if (ice_vf_set_vsi_promisc(vf, vsi, promisc_m, true))
+ dev_err(&pf->pdev->dev, "disabling promiscuous mode failed\n");
+ }
+
/* free VF resources to begin resetting the VSI state */
ice_free_vf_res(vf);
@@ -2192,7 +2250,11 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v)
(struct virtchnl_vlan_filter_list *)msg;
enum ice_status aq_ret = 0;
struct ice_pf *pf = vf->pf;
+ bool vlan_promisc = false;
struct ice_vsi *vsi;
+ struct ice_hw *hw;
+ int status = 0;
+ u8 promisc_m;
int i;
if (!test_bit(ICE_VF_STATE_ACTIVE, vf->vf_states)) {
@@ -2209,7 +2271,9 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v)
vf->num_vlan >= ICE_MAX_VLAN_PER_VF) {
dev_info(&pf->pdev->dev,
"VF is not trusted, switch the VF to trusted mode, in order to add more VLAN addresses\n");
- aq_ret = ICE_ERR_PARAM;
+ /* There is no need to let VF know about being not trusted,
+ * so we can just return success message here
+ */
goto error_param;
}
@@ -2222,6 +2286,7 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v)
}
}
+ hw = &pf->hw;
vsi = ice_find_vsi_from_id(vf->pf, vfl->vsi_id);
if (!vsi) {
aq_ret = ICE_ERR_PARAM;
@@ -2241,19 +2306,41 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v)
goto error_param;
}
+ if (test_bit(ICE_VF_STATE_UC_PROMISC, vf->vf_states) ||
+ test_bit(ICE_VF_STATE_MC_PROMISC, vf->vf_states))
+ vlan_promisc = true;
+
if (add_v) {
for (i = 0; i < vfl->num_elements; i++) {
u16 vid = vfl->vlan_id[i];
- if (!ice_vsi_add_vlan(vsi, vid)) {
- vf->num_vlan++;
+ if (ice_vsi_add_vlan(vsi, vid)) {
+ aq_ret = ICE_ERR_PARAM;
+ goto error_param;
+ }
- /* Enable VLAN pruning when VLAN 0 is added */
- if (unlikely(!vid))
- if (ice_cfg_vlan_pruning(vsi, true))
- aq_ret = ICE_ERR_PARAM;
+ vf->num_vlan++;
+ /* Enable VLAN pruning when VLAN is added */
+ if (!vlan_promisc) {
+ status = ice_cfg_vlan_pruning(vsi, true, false);
+ if (status) {
+ aq_ret = ICE_ERR_PARAM;
+ dev_err(&pf->pdev->dev,
+ "Enable VLAN pruning on VLAN ID: %d failed error-%d\n",
+ vid, status);
+ goto error_param;
+ }
} else {
- aq_ret = ICE_ERR_PARAM;
+ /* Enable Ucast/Mcast VLAN promiscuous mode */
+ promisc_m = ICE_PROMISC_VLAN_TX |
+ ICE_PROMISC_VLAN_RX;
+
+ status = ice_set_vsi_promisc(hw, vsi->idx,
+ promisc_m, vid);
+ if (status)
+ dev_err(&pf->pdev->dev,
+ "Enable Unicast/multicast promiscuous mode on VLAN ID:%d failed error-%d\n",
+ vid, status);
}
}
} else {
@@ -2263,12 +2350,22 @@ static int ice_vc_process_vlan_msg(struct ice_vf *vf, u8 *msg, bool add_v)
/* Make sure ice_vsi_kill_vlan is successful before
* updating VLAN information
*/
- if (!ice_vsi_kill_vlan(vsi, vid)) {
- vf->num_vlan--;
+ if (ice_vsi_kill_vlan(vsi, vid)) {
+ aq_ret = ICE_ERR_PARAM;
+ goto error_param;
+ }
+
+ vf->num_vlan--;
+ /* Disable VLAN pruning when removing VLAN */
+ ice_cfg_vlan_pruning(vsi, false, false);
+
+ /* Disable Unicast/Multicast VLAN promiscuous mode */
+ if (vlan_promisc) {
+ promisc_m = ICE_PROMISC_VLAN_TX |
+ ICE_PROMISC_VLAN_RX;
- /* Disable VLAN pruning when removing VLAN 0 */
- if (unlikely(!vid))
- ice_cfg_vlan_pruning(vsi, false);
+ ice_clear_vsi_promisc(hw, vsi->idx,
+ promisc_m, vid);
}
}
}
--
2.14.5
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