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authorIdo Shamay <idos@mellanox.com>2015-04-02 16:31:17 +0300
committerDavid S. Miller <davem@davemloft.net>2015-04-02 16:25:03 -0400
commit3742cc65512cd4897a63dce94104f9a6e74997a0 (patch)
tree195f022158308db2349624e424c6a65b754ebc72 /drivers/net/ethernet/mellanox/mlx4/main.c
parentcda373f4849d5dd6fedceb4aeba35682a0e1a833 (diff)
downloadop-kernel-dev-3742cc65512cd4897a63dce94104f9a6e74997a0.zip
op-kernel-dev-3742cc65512cd4897a63dce94104f9a6e74997a0.tar.gz
net/mlx4: Warn users of depracated QoS Firmware
A new capability bit was introduced in the past to to differ devices using the QoS ETS feature. The old was deprecated since then. If driver sees device which set only the old capabilty, it will print warning to user suggesting to upgrade the FW. Signed-off-by: Ido Shamay <idos@mellanox.com> Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/main.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlx4/main.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index ee0a670..3becad3 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -528,6 +528,14 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
dev->caps.alloc_res_qp_mask =
(dev->caps.bf_reg_size ? MLX4_RESERVE_ETH_BF_QP : 0) |
MLX4_RESERVE_A0_QP;
+
+ if (!(dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_ETS_CFG) &&
+ dev->caps.flags & MLX4_DEV_CAP_FLAG_SET_ETH_SCHED) {
+ mlx4_warn(dev, "Old device ETS support detected\n");
+ mlx4_warn(dev, "Consider upgrading device FW.\n");
+ dev->caps.flags2 |= MLX4_DEV_CAP_FLAG2_ETS_CFG;
+ }
+
} else {
dev->caps.alloc_res_qp_mask = 0;
}
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