mlx5: Move dump error CQE function out of mlx5_ib for code sharing

Move mlx5_ib dump error CQE implementation to mlx5 CQ header file in
order to use it in a downstream patch from mlx5e.

In addition, use print_hex_dump instead of manual dumping of the buffer.

Signed-off-by: Eran Ben Elisha <eranbe@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>

2 files changed, 7 insertions, 7 deletions

diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
index 94a27d89a303..77d257ec899b 100644
--- a/drivers/infiniband/hw/mlx5/cq.c
+++ b/drivers/infiniband/hw/mlx5/cq.c
@@ -267,14 +267,8 @@ static void handle_responder(struct ib_wc *wc, struct mlx5_cqe64 *cqe,
 
 static void dump_cqe(struct mlx5_ib_dev *dev, struct mlx5_err_cqe *cqe)
 {
-        __be32 *p = (__be32 *)cqe;
-        int i;
-
         mlx5_ib_warn(dev, "dump error cqe\n");
-        for (i = 0; i < sizeof(*cqe) / 16; i++, p += 4)
-                pr_info("%08x %08x %08x %08x\n", be32_to_cpu(p[0]),
-                        be32_to_cpu(p[1]), be32_to_cpu(p[2]),
-                        be32_to_cpu(p[3]));
+        mlx5_dump_err_cqe(dev->mdev, cqe);
 }
 
 static void mlx5_handle_error_cqe(struct mlx5_ib_dev *dev,
diff --git a/include/linux/mlx5/cq.h b/include/linux/mlx5/cq.h
index 445ad194e0fe..0ef6138eca49 100644
--- a/include/linux/mlx5/cq.h
+++ b/include/linux/mlx5/cq.h
@@ -193,6 +193,12 @@ int mlx5_core_modify_cq(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq,
 int mlx5_core_modify_cq_moderation(struct mlx5_core_dev *dev,
                                    struct mlx5_core_cq *cq, u16 cq_period,
                                    u16 cq_max_count);
+static inline void mlx5_dump_err_cqe(struct mlx5_core_dev *dev,
+                                     struct mlx5_err_cqe *err_cqe)
+{
+        print_hex_dump(KERN_WARNING, "", DUMP_PREFIX_OFFSET, 16, 1, err_cqe,
+                       sizeof(*err_cqe), false);
+}
 int mlx5_debug_cq_add(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);
 void mlx5_debug_cq_remove(struct mlx5_core_dev *dev, struct mlx5_core_cq *cq);