Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Cross-merge networking fixes after downstream PR (net-6.13-rc8).

Conflicts:

drivers/net/ethernet/realtek/r8169_main.c
  1f691a1fc4be ("r8169: remove redundant hwmon support")
  152d00a91396 ("r8169: simplify setting hwmon attribute visibility")
https://lore.kernel.org/20250115122152.760b4e8d@canb.auug.org.au

Adjacent changes:

drivers/net/ethernet/broadcom/bnxt/bnxt.c
  152f4da05aee ("bnxt_en: add support for rx-copybreak ethtool command")
  f0aa6a37a3db ("eth: bnxt: always recalculate features after XDP clearing, fix null-deref")

drivers/net/ethernet/intel/ice/ice_type.h
  50327223a8bb ("ice: add lock to protect low latency interface")
  dc26548d729e ("ice: Fix quad registers read on E825")

Signed-off-by: Jakub Kicinski <kuba@kernel.org>

7 files changed, 42 insertions, 33 deletions

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
index 8489b0a0e8bd..501709ac310f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
@@ -717,6 +717,12 @@ static int mlx5e_xfrm_add_state(struct xfrm_state *x,
 	/* check esn */
 	if (x->props.flags & XFRM_STATE_ESN)
 		mlx5e_ipsec_update_esn_state(sa_entry);
+	else
+		/* According to RFC4303, section "3.3.3. Sequence Number Generation",
+		 * the first packet sent using a given SA will contain a sequence
+		 * number of 1.
+		 */
+		sa_entry->esn_state.esn = 1;
 
 	mlx5e_ipsec_build_accel_xfrm_attrs(sa_entry, &sa_entry->attrs);
 
@@ -761,9 +767,12 @@ static int mlx5e_xfrm_add_state(struct xfrm_state *x,
 				   MLX5_IPSEC_RESCHED);
 
 	if (x->xso.type == XFRM_DEV_OFFLOAD_PACKET &&
-	    x->props.mode == XFRM_MODE_TUNNEL)
-		xa_set_mark(&ipsec->sadb, sa_entry->ipsec_obj_id,
-			    MLX5E_IPSEC_TUNNEL_SA);
+	    x->props.mode == XFRM_MODE_TUNNEL) {
+		xa_lock_bh(&ipsec->sadb);
+		__xa_set_mark(&ipsec->sadb, sa_entry->ipsec_obj_id,
+			      MLX5E_IPSEC_TUNNEL_SA);
+		xa_unlock_bh(&ipsec->sadb);
+	}
 
 out:
 	x->xso.offload_handle = (unsigned long)sa_entry;
@@ -790,7 +799,6 @@ err_xfrm:
 static void mlx5e_xfrm_del_state(struct xfrm_state *x)
 {
 	struct mlx5e_ipsec_sa_entry *sa_entry = to_ipsec_sa_entry(x);
-	struct mlx5_accel_esp_xfrm_attrs *attrs = &sa_entry->attrs;
 	struct mlx5e_ipsec *ipsec = sa_entry->ipsec;
 	struct mlx5e_ipsec_sa_entry *old;
 
@@ -799,12 +807,6 @@ static void mlx5e_xfrm_del_state(struct xfrm_state *x)
 
 	old = xa_erase_bh(&ipsec->sadb, sa_entry->ipsec_obj_id);
 	WARN_ON(old != sa_entry);
-
-	if (attrs->mode == XFRM_MODE_TUNNEL &&
-	    attrs->type == XFRM_DEV_OFFLOAD_PACKET)
-		/* Make sure that no ARP requests are running in parallel */
-		flush_workqueue(ipsec->wq);
-
 }
 
 static void mlx5e_xfrm_free_state(struct xfrm_state *x)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
index 687bd95d2c3e..e7b64679f121 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c
@@ -1718,23 +1718,21 @@ static int tx_add_rule(struct mlx5e_ipsec_sa_entry *sa_entry)
 		goto err_alloc;
 	}
 
-	if (attrs->family == AF_INET)
-		setup_fte_addr4(spec, &attrs->saddr.a4, &attrs->daddr.a4);
-	else
-		setup_fte_addr6(spec, attrs->saddr.a6, attrs->daddr.a6);
-
 	setup_fte_no_frags(spec);
 	setup_fte_upper_proto_match(spec, &attrs->upspec);
 
 	switch (attrs->type) {
 	case XFRM_DEV_OFFLOAD_CRYPTO:
+		if (attrs->family == AF_INET)
+			setup_fte_addr4(spec, &attrs->saddr.a4, &attrs->daddr.a4);
+		else
+			setup_fte_addr6(spec, attrs->saddr.a6, attrs->daddr.a6);
 		setup_fte_spi(spec, attrs->spi, false);
 		setup_fte_esp(spec);
 		setup_fte_reg_a(spec);
 		break;
 	case XFRM_DEV_OFFLOAD_PACKET:
-		if (attrs->reqid)
-			setup_fte_reg_c4(spec, attrs->reqid);
+		setup_fte_reg_c4(spec, attrs->reqid);
 		err = setup_pkt_reformat(ipsec, attrs, &flow_act);
 		if (err)
 			goto err_pkt_reformat;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
index 53cfa39188cb..820debf3fbbf 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_offload.c
@@ -91,8 +91,9 @@ u32 mlx5_ipsec_device_caps(struct mlx5_core_dev *mdev)
 EXPORT_SYMBOL_GPL(mlx5_ipsec_device_caps);
 
 static void mlx5e_ipsec_packet_setup(void *obj, u32 pdn,
-				     struct mlx5_accel_esp_xfrm_attrs *attrs)
+				     struct mlx5e_ipsec_sa_entry *sa_entry)
 {
+	struct mlx5_accel_esp_xfrm_attrs *attrs = &sa_entry->attrs;
 	void *aso_ctx;
 
 	aso_ctx = MLX5_ADDR_OF(ipsec_obj, obj, ipsec_aso);
@@ -120,8 +121,12 @@ static void mlx5e_ipsec_packet_setup(void *obj, u32 pdn,
 	 * active.
 	 */
 	MLX5_SET(ipsec_obj, obj, aso_return_reg, MLX5_IPSEC_ASO_REG_C_4_5);
-	if (attrs->dir == XFRM_DEV_OFFLOAD_OUT)
+	if (attrs->dir == XFRM_DEV_OFFLOAD_OUT) {
 		MLX5_SET(ipsec_aso, aso_ctx, mode, MLX5_IPSEC_ASO_INC_SN);
+		if (!attrs->replay_esn.trigger)
+			MLX5_SET(ipsec_aso, aso_ctx, mode_parameter,
+				 sa_entry->esn_state.esn);
+	}
 
 	if (attrs->lft.hard_packet_limit != XFRM_INF) {
 		MLX5_SET(ipsec_aso, aso_ctx, remove_flow_pkt_cnt,
@@ -175,7 +180,7 @@ static int mlx5_create_ipsec_obj(struct mlx5e_ipsec_sa_entry *sa_entry)
 
 	res = &mdev->mlx5e_res.hw_objs;
 	if (attrs->type == XFRM_DEV_OFFLOAD_PACKET)
-		mlx5e_ipsec_packet_setup(obj, res->pdn, attrs);
+		mlx5e_ipsec_packet_setup(obj, res->pdn, sa_entry);
 
 	err = mlx5_cmd_exec(mdev, in, sizeof(in), out, sizeof(out));
 	if (!err)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index f43fd96a680d..22dc23d991d2 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -2716,6 +2716,7 @@ struct mlx5_flow_namespace *mlx5_get_flow_namespace(struct mlx5_core_dev *dev,
 		break;
 	case MLX5_FLOW_NAMESPACE_RDMA_TX:
 		root_ns = steering->rdma_tx_root_ns;
+		prio = RDMA_TX_BYPASS_PRIO;
 		break;
 	case MLX5_FLOW_NAMESPACE_RDMA_RX_COUNTERS:
 		root_ns = steering->rdma_rx_root_ns;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
index 22241f52716c..bde79cac33a9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
@@ -551,7 +551,7 @@ int mlx5_lag_port_sel_create(struct mlx5_lag *ldev,
 	set_tt_map(port_sel, hash_type);
 	err = mlx5_lag_create_definers(ldev, hash_type, ports);
 	if (err)
-		return err;
+		goto clear_port_sel;
 
 	if (port_sel->tunnel) {
 		err = mlx5_lag_create_inner_ttc_table(ldev);
@@ -570,6 +570,8 @@ destroy_inner:
 		mlx5_destroy_ttc_table(port_sel->inner.ttc);
 destroy_definers:
 	mlx5_lag_destroy_definers(ldev);
+clear_port_sel:
+	memset(port_sel, 0, sizeof(*port_sel));
 	return err;
 }
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c
index a96be98be032..b96909fbeb12 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/sf/devlink.c
@@ -257,6 +257,7 @@ static int mlx5_sf_add(struct mlx5_core_dev *dev, struct mlx5_sf_table *table,
 	return 0;
 
 esw_err:
+	mlx5_sf_function_id_erase(table, sf);
 	mlx5_sf_free(table, sf);
 	return err;
 }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/wc.c b/drivers/net/ethernet/mellanox/mlx5/core/wc.c
index 1bed75eca97d..740b719e7072 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/wc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/wc.c
@@ -382,6 +382,7 @@ err_alloc_bfreg:
 
 bool mlx5_wc_support_get(struct mlx5_core_dev *mdev)
 {
+	struct mutex *wc_state_lock = &mdev->wc_state_lock;
 	struct mlx5_core_dev *parent = NULL;
 
 	if (!MLX5_CAP_GEN(mdev, bf)) {
@@ -400,32 +401,31 @@ bool mlx5_wc_support_get(struct mlx5_core_dev *mdev)
 		 */
 		goto out;
 
-	mutex_lock(&mdev->wc_state_lock);
-
-	if (mdev->wc_state != MLX5_WC_STATE_UNINITIALIZED)
-		goto unlock;
-
 #ifdef CONFIG_MLX5_SF
-	if (mlx5_core_is_sf(mdev))
+	if (mlx5_core_is_sf(mdev)) {
 		parent = mdev->priv.parent_mdev;
+		wc_state_lock = &parent->wc_state_lock;
+	}
 #endif
 
-	if (parent) {
-		mutex_lock(&parent->wc_state_lock);
+	mutex_lock(wc_state_lock);
 
+	if (mdev->wc_state != MLX5_WC_STATE_UNINITIALIZED)
+		goto unlock;
+
+	if (parent) {
 		mlx5_core_test_wc(parent);
 
 		mlx5_core_dbg(mdev, "parent set wc_state=%d\n",
 			      parent->wc_state);
 		mdev->wc_state = parent->wc_state;
 
-		mutex_unlock(&parent->wc_state_lock);
+	} else {
+		mlx5_core_test_wc(mdev);
 	}
 
-	mlx5_core_test_wc(mdev);
-
 unlock:
-	mutex_unlock(&mdev->wc_state_lock);
+	mutex_unlock(wc_state_lock);
 out:
 	mlx5_core_dbg(mdev, "wc_state=%d\n", mdev->wc_state);