netdev - [PATCH net-next 3/3] igc: Unify filtering rule fields

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Message-ID: <20240207191656.1250777-4-anthony.l.nguyen@intel.com>
Date: Wed,  7 Feb 2024 11:16:54 -0800
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: davem@...emloft.net,
	kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com,
	netdev@...r.kernel.org
Cc: Kurt Kanzenbach <kurt@...utronix.de>,
	anthony.l.nguyen@...el.com,
	sasha.neftin@...el.com,
	Vinicius Costa Gomes <vinicius.gomes@...el.com>,
	Simon Horman <horms@...nel.org>,
	Naama Meir <naamax.meir@...ux.intel.com>
Subject: [PATCH net-next 3/3] igc: Unify filtering rule fields

From: Kurt Kanzenbach <kurt@...utronix.de>

All filtering parameters such as EtherType and VLAN TCI are stored in host
byte order except for the VLAN EtherType. Unify it.

Signed-off-by: Kurt Kanzenbach <kurt@...utronix.de>
Acked-by: Vinicius Costa Gomes <vinicius.gomes@...el.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Tested-by: Naama Meir <naamax.meir@...ux.intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
---
 drivers/net/ethernet/intel/igc/igc.h         |  2 +-
 drivers/net/ethernet/intel/igc/igc_ethtool.c |  4 ++--
 drivers/net/ethernet/intel/igc/igc_main.c    | 10 ++++++----
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h
index 75f7c5ba65e0..d5833c057de4 100644
--- a/drivers/net/ethernet/intel/igc/igc.h
+++ b/drivers/net/ethernet/intel/igc/igc.h
@@ -585,7 +585,7 @@ enum igc_filter_match_flags {
 struct igc_nfc_filter {
 	u8 match_flags;
 	u16 etype;
-	__be16 vlan_etype;
+	u16 vlan_etype;
 	u16 vlan_tci;
 	u16 vlan_tci_mask;
 	u8 src_addr[ETH_ALEN];
diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c
index 7f844e967421..47c797dd2cd9 100644
--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -981,7 +981,7 @@ static int igc_ethtool_get_nfc_rule(struct igc_adapter *adapter,
 
 	if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) {
 		fsp->flow_type |= FLOW_EXT;
-		fsp->h_ext.vlan_etype = rule->filter.vlan_etype;
+		fsp->h_ext.vlan_etype = htons(rule->filter.vlan_etype);
 		fsp->m_ext.vlan_etype = ETHER_TYPE_FULL_MASK;
 	}
 
@@ -1249,7 +1249,7 @@ static void igc_ethtool_init_nfc_rule(struct igc_nfc_rule *rule,
 
 	/* VLAN etype matching */
 	if ((fsp->flow_type & FLOW_EXT) && fsp->h_ext.vlan_etype) {
-		rule->filter.vlan_etype = fsp->h_ext.vlan_etype;
+		rule->filter.vlan_etype = ntohs(fsp->h_ext.vlan_etype);
 		rule->filter.match_flags |= IGC_FILTER_FLAG_VLAN_ETYPE;
 	}
 
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 91297b561519..c3fe62813f43 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -3614,10 +3614,12 @@ static int igc_add_flex_filter(struct igc_adapter *adapter,
 					  ETH_ALEN, NULL);
 
 	/* Add VLAN etype */
-	if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE)
-		igc_flex_filter_add_field(&flex, &filter->vlan_etype, 12,
-					  sizeof(filter->vlan_etype),
-					  NULL);
+	if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_ETYPE) {
+		__be16 vlan_etype = cpu_to_be16(filter->vlan_etype);
+
+		igc_flex_filter_add_field(&flex, &vlan_etype, 12,
+					  sizeof(vlan_etype), NULL);
+	}
 
 	/* Add VLAN TCI */
 	if (rule->filter.match_flags & IGC_FILTER_FLAG_VLAN_TCI)
-- 
2.41.0