mlx5_core: Improve debugfs readability

Use strings to display transport service or state of QPs.  Use numeric
value for MTU of a QP.

Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/include/linux/mlx5/qp.h b/include/linux/mlx5/qp.h
index d9e3eacb3a7f..d51eff713549 100644
--- a/include/linux/mlx5/qp.h
+++ b/include/linux/mlx5/qp.h
@@ -464,4 +464,49 @@ void mlx5_cleanup_qp_table(struct mlx5_core_dev *dev);
 int mlx5_debug_qp_add(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
 void mlx5_debug_qp_remove(struct mlx5_core_dev *dev, struct mlx5_core_qp *qp);
 
+static inline const char *mlx5_qp_type_str(int type)
+{
+        switch (type) {
+        case MLX5_QP_ST_RC: return "RC";
+        case MLX5_QP_ST_UC: return "C";
+        case MLX5_QP_ST_UD: return "UD";
+        case MLX5_QP_ST_XRC: return "XRC";
+        case MLX5_QP_ST_MLX: return "MLX";
+        case MLX5_QP_ST_QP0: return "QP0";
+        case MLX5_QP_ST_QP1: return "QP1";
+        case MLX5_QP_ST_RAW_ETHERTYPE: return "RAW_ETHERTYPE";
+        case MLX5_QP_ST_RAW_IPV6: return "RAW_IPV6";
+        case MLX5_QP_ST_SNIFFER: return "SNIFFER";
+        case MLX5_QP_ST_SYNC_UMR: return "SYNC_UMR";
+        case MLX5_QP_ST_PTP_1588: return "PTP_1588";
+        case MLX5_QP_ST_REG_UMR: return "REG_UMR";
+        default: return "Invalid transport type";
+        }
+}
+
+static inline const char *mlx5_qp_state_str(int state)
+{
+        switch (state) {
+        case MLX5_QP_STATE_RST:
+        return "RST";
+        case MLX5_QP_STATE_INIT:
+        return "INIT";
+        case MLX5_QP_STATE_RTR:
+        return "RTR";
+        case MLX5_QP_STATE_RTS:
+        return "RTS";
+        case MLX5_QP_STATE_SQER:
+        return "SQER";
+        case MLX5_QP_STATE_SQD:
+        return "SQD";
+        case MLX5_QP_STATE_ERR:
+        return "ERR";
+        case MLX5_QP_STATE_SQ_DRAINING:
+        return "SQ_DRAINING";
+        case MLX5_QP_STATE_SUSPENDED:
+        return "SUSPENDED";
+        default: return "Invalid QP state";
+        }
+}
+
 #endif /* MLX5_QP_H */