linux-kernel - [PATCH v5 net-next 11/14] net: enetc: extract enetc_refresh_vlan_ht

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Message-Id: <20250411095752.3072696-12-wei.fang@nxp.com>
Date: Fri, 11 Apr 2025 17:57:49 +0800
From: Wei Fang <wei.fang@....com>
To: claudiu.manoil@....com,
	vladimir.oltean@....com,
	xiaoning.wang@....com,
	andrew+netdev@...n.ch,
	davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com
Cc: christophe.leroy@...roup.eu,
	netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	imx@...ts.linux.dev,
	linuxppc-dev@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v5 net-next 11/14] net: enetc: extract enetc_refresh_vlan_ht_filter()

Extract the common function enetc_refresh_vlan_ht_filter() from
enetc_sync_vlan_ht_filter() so that it can be reused by the ENETC
v4 PF and VF drivers in the future.

Signed-off-by: Wei Fang <wei.fang@....com>
---
v5 changes
New patch
---
 .../net/ethernet/freescale/enetc/enetc_pf.c   | 20 ++++++++-----------
 1 file changed, 8 insertions(+), 12 deletions(-)

diff --git a/drivers/net/ethernet/freescale/enetc/enetc_pf.c b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
index 8f2616fd83d2..ae2dbd159ab4 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
@@ -234,21 +234,16 @@ static int enetc_vid_hash_idx(unsigned int vid)
 	return res;
 }
 
-static void enetc_sync_vlan_ht_filter(struct enetc_pf *pf, bool rehash)
+static void enetc_refresh_vlan_ht_filter(struct enetc_pf *pf)
 {
 	int i;
 
-	if (rehash) {
-		bitmap_zero(pf->vlan_ht_filter, ENETC_VLAN_HT_SIZE);
+	bitmap_zero(pf->vlan_ht_filter, ENETC_VLAN_HT_SIZE);
+	for_each_set_bit(i, pf->active_vlans, VLAN_N_VID) {
+		int hidx = enetc_vid_hash_idx(i);
 
-		for_each_set_bit(i, pf->active_vlans, VLAN_N_VID) {
-			int hidx = enetc_vid_hash_idx(i);
-
-			__set_bit(hidx, pf->vlan_ht_filter);
-		}
+		__set_bit(hidx, pf->vlan_ht_filter);
 	}
-
-	enetc_set_vlan_ht_filter(&pf->si->hw, 0, *pf->vlan_ht_filter);
 }
 
 static int enetc_vlan_rx_add_vid(struct net_device *ndev, __be16 prot, u16 vid)
@@ -261,7 +256,7 @@ static int enetc_vlan_rx_add_vid(struct net_device *ndev, __be16 prot, u16 vid)
 
 	idx = enetc_vid_hash_idx(vid);
 	if (!__test_and_set_bit(idx, pf->vlan_ht_filter))
-		enetc_sync_vlan_ht_filter(pf, false);
+		enetc_set_vlan_ht_filter(&pf->si->hw, 0, *pf->vlan_ht_filter);
 
 	return 0;
 }
@@ -272,7 +267,8 @@ static int enetc_vlan_rx_del_vid(struct net_device *ndev, __be16 prot, u16 vid)
 	struct enetc_pf *pf = enetc_si_priv(priv->si);
 
 	__clear_bit(vid, pf->active_vlans);
-	enetc_sync_vlan_ht_filter(pf, true);
+	enetc_refresh_vlan_ht_filter(pf);
+	enetc_set_vlan_ht_filter(&pf->si->hw, 0, *pf->vlan_ht_filter);
 
 	return 0;
 }
-- 
2.34.1