mlx4_core: Fix meaning of dev->caps.reserved_mtts
Everything that uses caps.reserved_mtts expects it to be a count of MTT
segments, not MTT entries. So convert the value that the FW gives us to
a count of segments.
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 07c2847..ed7e8d7 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -149,7 +149,8 @@
dev->caps.max_cqes = dev_cap->max_cq_sz - 1;
dev->caps.reserved_cqs = dev_cap->reserved_cqs;
dev->caps.reserved_eqs = dev_cap->reserved_eqs;
- dev->caps.reserved_mtts = dev_cap->reserved_mtts;
+ dev->caps.reserved_mtts = DIV_ROUND_UP(dev_cap->reserved_mtts,
+ MLX4_MTT_ENTRY_PER_SEG);
dev->caps.reserved_mrws = dev_cap->reserved_mrws;
dev->caps.reserved_uars = dev_cap->reserved_uars;
dev->caps.reserved_pds = dev_cap->reserved_pds;