mlx4_core: Fix mtt profile issue
Num mtts from profile is really the number of mtt segments.
Thus, in make profile, to get the proper number of MTT entries,
must multiply num_mtts by mtts per segment.
Signed-off-by: Marcel Apfelbaum <marcela@dev.mellanox.co.il>
Reviewed-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
index 91c8bc9..678558b 100644
--- a/drivers/net/ethernet/mellanox/mlx4/main.c
+++ b/drivers/net/ethernet/mellanox/mlx4/main.c
@@ -108,7 +108,7 @@
.num_cq = 1 << 16,
.num_mcg = 1 << 13,
.num_mpt = 1 << 19,
- .num_mtt = 1 << 20,
+ .num_mtt = 1 << 20, /* It is really num mtt segements */
};
static int log_num_mac = 7;
diff --git a/drivers/net/ethernet/mellanox/mlx4/profile.c b/drivers/net/ethernet/mellanox/mlx4/profile.c
index 66f91ca..1129677 100644
--- a/drivers/net/ethernet/mellanox/mlx4/profile.c
+++ b/drivers/net/ethernet/mellanox/mlx4/profile.c
@@ -110,7 +110,7 @@
profile[MLX4_RES_EQ].num = min_t(unsigned, dev_cap->max_eqs, MAX_MSIX);
profile[MLX4_RES_DMPT].num = request->num_mpt;
profile[MLX4_RES_CMPT].num = MLX4_NUM_CMPTS;
- profile[MLX4_RES_MTT].num = request->num_mtt;
+ profile[MLX4_RES_MTT].num = request->num_mtt * (1 << log_mtts_per_seg);
profile[MLX4_RES_MCG].num = request->num_mcg;
for (i = 0; i < MLX4_RES_NUM; ++i) {