linux-kernel - [PATCH iwl-next 7/8] ice: add mac vlan to filter API

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Message-ID: <20251120162813.37942-8-jakub.slepecki@intel.com>
Date: Thu, 20 Nov 2025 17:28:12 +0100
From: Jakub Slepecki <jakub.slepecki@...el.com>
To: intel-wired-lan@...ts.osuosl.org
Cc: linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org,
	przemyslaw.kitszel@...el.com,
	anthony.l.nguyen@...el.com,
	michal.swiatkowski@...ux.intel.com,
	jakub.slepecki@...el.com
Subject: [PATCH iwl-next 7/8] ice: add mac vlan to filter API

From: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>

Allow mac vlan filters to be managed by filters API in ice driver.
Together with mac-only filters they will be used to forward traffic
intended for loopback in VEB mode.

Signed-off-by: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>
Signed-off-by: Jakub Slepecki <jakub.slepecki@...el.com>
---
 drivers/net/ethernet/intel/ice/ice_fltr.c | 33 +++++++++++++++++++++++
 drivers/net/ethernet/intel/ice/ice_fltr.h |  4 +++
 2 files changed, 37 insertions(+)

diff --git a/drivers/net/ethernet/intel/ice/ice_fltr.c b/drivers/net/ethernet/intel/ice/ice_fltr.c
index aff7a141c30d..96a4e4b1b3fc 100644
--- a/drivers/net/ethernet/intel/ice/ice_fltr.c
+++ b/drivers/net/ethernet/intel/ice/ice_fltr.c
@@ -240,6 +240,39 @@ ice_fltr_add_mac_to_list(struct ice_vsi *vsi, struct list_head *list,
 					  list);
 }
 
+/**
+ * ice_fltr_add_mac_vlan_to_list - add MAC VLAN filter info to
+ * existing list
+ * @vsi: pointer to VSI struct
+ * @list: list to add filter info to
+ * @mac: MAC address to add
+ * @vlan_id: VLAN id to add
+ * @action: filter action
+ *
+ * Return:
+ * * 0 if entry for filter was added, or
+ * * %-ENOMEM if entry could not be allocated.
+ */
+int
+ice_fltr_add_mac_vlan_to_list(struct ice_vsi *vsi, struct list_head *list,
+			      const u8 *mac, u16 vlan_id,
+			      enum ice_sw_fwd_act_type action)
+{
+	struct ice_fltr_info info = {};
+
+	info.flag = ICE_FLTR_TX;
+	info.src_id = ICE_SRC_ID_VSI;
+	info.lkup_type = ICE_SW_LKUP_MAC_VLAN;
+	info.fltr_act = action;
+	info.vsi_handle = vsi->idx;
+
+	info.l_data.mac_vlan.vlan_id = vlan_id;
+	ether_addr_copy(info.l_data.mac_vlan.mac_addr, mac);
+
+	return ice_fltr_add_entry_to_list(ice_pf_to_dev(vsi->back), &info,
+					  list);
+}
+
 /**
  * ice_fltr_add_vlan_to_list - add VLAN filter info to exsisting list
  * @vsi: pointer to VSI struct
diff --git a/drivers/net/ethernet/intel/ice/ice_fltr.h b/drivers/net/ethernet/intel/ice/ice_fltr.h
index 0f3dbc308eec..fb9ffb39be50 100644
--- a/drivers/net/ethernet/intel/ice/ice_fltr.h
+++ b/drivers/net/ethernet/intel/ice/ice_fltr.h
@@ -23,6 +23,10 @@ int
 ice_fltr_add_mac_to_list(struct ice_vsi *vsi, struct list_head *list,
 			 const u8 *mac, enum ice_sw_fwd_act_type action);
 int
+ice_fltr_add_mac_vlan_to_list(struct ice_vsi *vsi, struct list_head *list,
+			      const u8 *mac, u16 vlan_id,
+			      enum ice_sw_fwd_act_type action);
+int
 ice_fltr_add_mac(struct ice_vsi *vsi, const u8 *mac,
 		 enum ice_sw_fwd_act_type action);
 int
-- 
2.43.0