summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/mellanox/mlx5/core/esw
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/esw')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_mcast.c11
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c96
2 files changed, 86 insertions, 21 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_mcast.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_mcast.c
index 7a01714b3780..a7ed87e9d842 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_mcast.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/bridge_mcast.c
@@ -78,6 +78,8 @@ mlx5_esw_bridge_mdb_flow_create(u16 esw_owner_vhca_id, struct mlx5_esw_bridge_md
xa_for_each(&entry->ports, idx, port) {
dests[i].type = MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE;
dests[i].ft = port->mcast.ft;
+ if (port->vport_num == MLX5_VPORT_UPLINK)
+ dests[i].ft->flags |= MLX5_FLOW_TABLE_UPLINK_VPORT;
i++;
}
@@ -585,10 +587,6 @@ mlx5_esw_bridge_mcast_vlan_flow_create(u16 vlan_proto, struct mlx5_esw_bridge_po
if (!rule_spec)
return ERR_PTR(-ENOMEM);
- if (MLX5_CAP_ESW_FLOWTABLE(bridge->br_offloads->esw->dev, flow_source) &&
- port->vport_num == MLX5_VPORT_UPLINK)
- rule_spec->flow_context.flow_source =
- MLX5_FLOW_CONTEXT_FLOW_SOURCE_LOCAL_VPORT;
rule_spec->match_criteria_enable = MLX5_MATCH_OUTER_HEADERS;
flow_act.action |= MLX5_FLOW_CONTEXT_ACTION_PACKET_REFORMAT;
@@ -660,11 +658,6 @@ mlx5_esw_bridge_mcast_fwd_flow_create(struct mlx5_esw_bridge_port *port)
if (!rule_spec)
return ERR_PTR(-ENOMEM);
- if (MLX5_CAP_ESW_FLOWTABLE(bridge->br_offloads->esw->dev, flow_source) &&
- port->vport_num == MLX5_VPORT_UPLINK)
- rule_spec->flow_context.flow_source =
- MLX5_FLOW_CONTEXT_FLOW_SOURCE_LOCAL_VPORT;
-
if (MLX5_CAP_ESW(bridge->br_offloads->esw->dev, merged_eswitch)) {
dest.vport.flags = MLX5_FLOW_DEST_VPORT_VHCA_ID;
dest.vport.vhca_id = port->esw_owner_vhca_id;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
index 1887a24ee414..d2ebe56c3977 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c
@@ -2,6 +2,7 @@
/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. All rights reserved. */
#include "eswitch.h"
+#include "lib/mlx5.h"
#include "esw/qos.h"
#include "en/port.h"
#define CREATE_TRACE_POINTS
@@ -701,10 +702,75 @@ int mlx5_esw_qos_set_vport_rate(struct mlx5_eswitch *esw, struct mlx5_vport *vpo
return err;
}
+static u32 mlx5_esw_qos_lag_link_speed_get_locked(struct mlx5_core_dev *mdev)
+{
+ struct ethtool_link_ksettings lksettings;
+ struct net_device *slave, *master;
+ u32 speed = SPEED_UNKNOWN;
+
+ /* Lock ensures a stable reference to master and slave netdevice
+ * while port speed of master is queried.
+ */
+ ASSERT_RTNL();
+
+ slave = mlx5_uplink_netdev_get(mdev);
+ if (!slave)
+ goto out;
+
+ master = netdev_master_upper_dev_get(slave);
+ if (master && !__ethtool_get_link_ksettings(master, &lksettings))
+ speed = lksettings.base.speed;
+
+out:
+ return speed;
+}
+
+static int mlx5_esw_qos_max_link_speed_get(struct mlx5_core_dev *mdev, u32 *link_speed_max,
+ bool hold_rtnl_lock, struct netlink_ext_ack *extack)
+{
+ int err;
+
+ if (!mlx5_lag_is_active(mdev))
+ goto skip_lag;
+
+ if (hold_rtnl_lock)
+ rtnl_lock();
+
+ *link_speed_max = mlx5_esw_qos_lag_link_speed_get_locked(mdev);
+
+ if (hold_rtnl_lock)
+ rtnl_unlock();
+
+ if (*link_speed_max != (u32)SPEED_UNKNOWN)
+ return 0;
+
+skip_lag:
+ err = mlx5_port_max_linkspeed(mdev, link_speed_max);
+ if (err)
+ NL_SET_ERR_MSG_MOD(extack, "Failed to get link maximum speed");
+
+ return err;
+}
+
+static int mlx5_esw_qos_link_speed_verify(struct mlx5_core_dev *mdev,
+ const char *name, u32 link_speed_max,
+ u64 value, struct netlink_ext_ack *extack)
+{
+ if (value > link_speed_max) {
+ pr_err("%s rate value %lluMbps exceed link maximum speed %u.\n",
+ name, value, link_speed_max);
+ NL_SET_ERR_MSG_MOD(extack, "TX rate value exceed link maximum speed");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32 rate_mbps)
{
u32 ctx[MLX5_ST_SZ_DW(scheduling_context)] = {};
struct mlx5_vport *vport;
+ u32 link_speed_max;
u32 bitmask;
int err;
@@ -712,6 +778,17 @@ int mlx5_esw_qos_modify_vport_rate(struct mlx5_eswitch *esw, u16 vport_num, u32
if (IS_ERR(vport))
return PTR_ERR(vport);
+ if (rate_mbps) {
+ err = mlx5_esw_qos_max_link_speed_get(esw->dev, &link_speed_max, false, NULL);
+ if (err)
+ return err;
+
+ err = mlx5_esw_qos_link_speed_verify(esw->dev, "Police",
+ link_speed_max, rate_mbps, NULL);
+ if (err)
+ return err;
+ }
+
mutex_lock(&esw->state_lock);
if (!vport->qos.enabled) {
/* Eswitch QoS wasn't enabled yet. Enable it and vport QoS. */
@@ -744,12 +821,6 @@ static int esw_qos_devlink_rate_to_mbps(struct mlx5_core_dev *mdev, const char *
u64 value;
int err;
- err = mlx5_port_max_linkspeed(mdev, &link_speed_max);
- if (err) {
- NL_SET_ERR_MSG_MOD(extack, "Failed to get link maximum speed");
- return err;
- }
-
value = div_u64_rem(*rate, MLX5_LINKSPEED_UNIT, &remainder);
if (remainder) {
pr_err("%s rate value %lluBps not in link speed units of 1Mbps.\n",
@@ -758,12 +829,13 @@ static int esw_qos_devlink_rate_to_mbps(struct mlx5_core_dev *mdev, const char *
return -EINVAL;
}
- if (value > link_speed_max) {
- pr_err("%s rate value %lluMbps exceed link maximum speed %u.\n",
- name, value, link_speed_max);
- NL_SET_ERR_MSG_MOD(extack, "TX rate value exceed link maximum speed");
- return -EINVAL;
- }
+ err = mlx5_esw_qos_max_link_speed_get(mdev, &link_speed_max, true, extack);
+ if (err)
+ return err;
+
+ err = mlx5_esw_qos_link_speed_verify(mdev, name, link_speed_max, value, extack);
+ if (err)
+ return err;
*rate = value;
return 0;