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authorOr Gerlitz2013-04-07 05:44:07 +0200
committerDavid S. Miller2013-04-07 22:55:46 +0200
commit540b3a39eea0056d305f17dda47eb185c4d56ddc (patch)
tree4e3bbd87a657d525eca9601b2bae91aabb49b87a /drivers/net/ethernet/mellanox
parentnet/mlx4_core: Added proper description for two device capabilities (diff)
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net/mlx4_en: Enable DCB ETS ops only when supported by the firmware
Enable the DCB ETS ops only when supported by the firmware. For older firmware/cards which don't support ETS, advertize only PFC DCB ops. Signed-off-by: Eugenia Emantayev <eugenia@mellanox.co.il> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c8
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/en_netdev.c10
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/fw.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/mlx4_en.h1
4 files changed, 18 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c b/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
index b799ab12a291..321553fd58df 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_dcb_nl.c
@@ -253,3 +253,11 @@ const struct dcbnl_rtnl_ops mlx4_en_dcbnl_ops = {
.getdcbx = mlx4_en_dcbnl_getdcbx,
.setdcbx = mlx4_en_dcbnl_setdcbx,
};
+
+const struct dcbnl_rtnl_ops mlx4_en_dcbnl_pfc_ops = {
+ .ieee_getpfc = mlx4_en_dcbnl_ieee_getpfc,
+ .ieee_setpfc = mlx4_en_dcbnl_ieee_setpfc,
+
+ .getdcbx = mlx4_en_dcbnl_getdcbx,
+ .setdcbx = mlx4_en_dcbnl_setdcbx,
+};
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 473c9d2fec1a..d2a4f919bf1f 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -2013,8 +2013,14 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
INIT_WORK(&priv->linkstate_task, mlx4_en_linkstate);
INIT_DELAYED_WORK(&priv->stats_task, mlx4_en_do_get_stats);
#ifdef CONFIG_MLX4_EN_DCB
- if (!mlx4_is_slave(priv->mdev->dev))
- dev->dcbnl_ops = &mlx4_en_dcbnl_ops;
+ if (!mlx4_is_slave(priv->mdev->dev)) {
+ if (mdev->dev->caps.flags & MLX4_DEV_CAP_FLAG_SET_ETH_SCHED) {
+ dev->dcbnl_ops = &mlx4_en_dcbnl_ops;
+ } else {
+ en_info(priv, "enabling only PFC DCB ops\n");
+ dev->dcbnl_ops = &mlx4_en_dcbnl_pfc_ops;
+ }
+ }
#endif
for (i = 0; i < MLX4_EN_MAC_HASH_SIZE; ++i)
diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c
index 876439748cdf..ab470d991ade 100644
--- a/drivers/net/ethernet/mellanox/mlx4/fw.c
+++ b/drivers/net/ethernet/mellanox/mlx4/fw.c
@@ -109,6 +109,7 @@ static void dump_dev_cap_flags(struct mlx4_dev *dev, u64 flags)
[41] = "Unicast VEP steering support",
[42] = "Multicast VEP steering support",
[48] = "Counters support",
+ [53] = "Port ETS Scheduler support",
[55] = "Port link type sensing support",
[59] = "Port management change event support",
[61] = "64 byte EQE support",
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index f710b7ce0dcb..d4cb5d3b28a2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -624,6 +624,7 @@ int mlx4_en_QUERY_PORT(struct mlx4_en_dev *mdev, u8 port);
#ifdef CONFIG_MLX4_EN_DCB
extern const struct dcbnl_rtnl_ops mlx4_en_dcbnl_ops;
+extern const struct dcbnl_rtnl_ops mlx4_en_dcbnl_pfc_ops;
#endif
int mlx4_en_setup_tc(struct net_device *dev, u8 up);