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Message-Id: <20200513164140.7956-8-pablo@netfilter.org>
Date: Wed, 13 May 2020 18:41:39 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: netfilter-devel@...r.kernel.org
Cc: davem@...emloft.net, netdev@...r.kernel.org, paulb@...lanox.com,
ozsh@...lanox.com, vladbu@...lanox.com, jiri@...nulli.us,
kuba@...nel.org, saeedm@...lanox.com, michael.chan@...adcom.com
Subject: [PATCH 7/8 net] bnxt_tc: update indirect block support
Register ndo callback via flow_indr_dev_register() and
flow_indr_dev_unregister().
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.h | 1 -
drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c | 51 +++++---------------
2 files changed, 12 insertions(+), 40 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index f6a3250ef1c5..e7d1c12673bd 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1857,7 +1857,6 @@ struct bnxt {
u8 dsn[8];
struct bnxt_tc_info *tc_info;
struct list_head tc_indr_block_list;
- struct notifier_block tc_netdev_nb;
struct dentry *debugfs_pdev;
struct device *hwmon_dev;
};
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
index 782ea0771221..0eef4f5e4a46 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c
@@ -1939,53 +1939,25 @@ static int bnxt_tc_setup_indr_block(struct net_device *netdev, struct bnxt *bp,
return 0;
}
-static int bnxt_tc_setup_indr_cb(struct net_device *netdev, void *cb_priv,
- enum tc_setup_type type, void *type_data)
-{
- switch (type) {
- case TC_SETUP_BLOCK:
- return bnxt_tc_setup_indr_block(netdev, cb_priv, type_data);
- default:
- return -EOPNOTSUPP;
- }
-}
-
static bool bnxt_is_netdev_indr_offload(struct net_device *netdev)
{
return netif_is_vxlan(netdev);
}
-static int bnxt_tc_indr_block_event(struct notifier_block *nb,
- unsigned long event, void *ptr)
+static int bnxt_tc_setup_indr_cb(struct net_device *netdev, void *cb_priv,
+ enum tc_setup_type type, void *type_data)
{
- struct net_device *netdev;
- struct bnxt *bp;
- int rc;
-
- netdev = netdev_notifier_info_to_dev(ptr);
if (!bnxt_is_netdev_indr_offload(netdev))
- return NOTIFY_OK;
-
- bp = container_of(nb, struct bnxt, tc_netdev_nb);
+ return -EOPNOTSUPP;
- switch (event) {
- case NETDEV_REGISTER:
- rc = __flow_indr_block_cb_register(netdev, bp,
- bnxt_tc_setup_indr_cb,
- bp);
- if (rc)
- netdev_info(bp->dev,
- "Failed to register indirect blk: dev: %s\n",
- netdev->name);
- break;
- case NETDEV_UNREGISTER:
- __flow_indr_block_cb_unregister(netdev,
- bnxt_tc_setup_indr_cb,
- bp);
+ switch (type) {
+ case TC_SETUP_BLOCK:
+ return bnxt_tc_setup_indr_block(netdev, cb_priv, type_data);
+ default:
break;
}
- return NOTIFY_DONE;
+ return -EOPNOTSUPP;
}
static const struct rhashtable_params bnxt_tc_flow_ht_params = {
@@ -2074,8 +2046,8 @@ int bnxt_init_tc(struct bnxt *bp)
/* init indirect block notifications */
INIT_LIST_HEAD(&bp->tc_indr_block_list);
- bp->tc_netdev_nb.notifier_call = bnxt_tc_indr_block_event;
- rc = register_netdevice_notifier(&bp->tc_netdev_nb);
+
+ rc = flow_indr_dev_register(bnxt_tc_setup_indr_cb, bp);
if (!rc)
return 0;
@@ -2101,7 +2073,8 @@ void bnxt_shutdown_tc(struct bnxt *bp)
if (!bnxt_tc_flower_enabled(bp))
return;
- unregister_netdevice_notifier(&bp->tc_netdev_nb);
+ flow_indr_dev_unregister(bnxt_tc_setup_indr_cb, bp,
+ bnxt_tc_setup_indr_block_cb);
rhashtable_destroy(&tc_info->flow_table);
rhashtable_destroy(&tc_info->l2_table);
rhashtable_destroy(&tc_info->decap_l2_table);
--
2.20.1
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