1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c
index 04f42ae1eda0..a87bf3c97055 100644
--- a/drivers/net/mlx4/fw.c
+++ b/drivers/net/mlx4/fw.c
@@ -178,6 +178,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
 #define QUERY_DEV_CAP_MAX_GID_OFFSET            0x3b
 #define QUERY_DEV_CAP_RATE_SUPPORT_OFFSET       0x3c
 #define QUERY_DEV_CAP_MAX_PKEY_OFFSET           0x3f
+#define QUERY_DEV_CAP_ETH_UC_LOOPBACK_OFFSET    0x43
 #define QUERY_DEV_CAP_FLAGS_OFFSET              0x44
 #define QUERY_DEV_CAP_RSVD_UAR_OFFSET           0x48
 #define QUERY_DEV_CAP_UAR_SZ_OFFSET             0x49
@@ -268,6 +269,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap)
         dev_cap->max_msg_sz = 1 << (field & 0x1f);
         MLX4_GET(stat_rate, outbox, QUERY_DEV_CAP_RATE_SUPPORT_OFFSET);
         dev_cap->stat_rate_support = stat_rate;
+        MLX4_GET(field, outbox, QUERY_DEV_CAP_ETH_UC_LOOPBACK_OFFSET);
+        dev_cap->loopback_support = field & 0x1;
         MLX4_GET(dev_cap->flags, outbox, QUERY_DEV_CAP_FLAGS_OFFSET);
         MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_UAR_OFFSET);
         dev_cap->reserved_uars = field >> 4;