IB/mlx4: Add debug prints

[cascardo/linux.git] / drivers / infiniband / hw / mlx4 / mlx4_ib.h

diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h
index e62297c..5f298af 100644 (file)
--- a/drivers/infiniband/hw/mlx4/mlx4_ib.h
+++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h
@@ -44,6 +44,24 @@
 #include <linux/mlx4/device.h>
 #include <linux/mlx4/doorbell.h>
 
+#define MLX4_IB_DRV_NAME       "mlx4_ib"
+
+#ifdef pr_fmt
+#undef pr_fmt
+#endif
+#define pr_fmt(fmt)    "<" MLX4_IB_DRV_NAME "> %s: " fmt, __func__
+
+#define mlx4_ib_warn(ibdev, format, arg...) \
+       dev_warn((ibdev)->dma_device, MLX4_IB_DRV_NAME ": " format, ## arg)
+
+enum {
+       MLX4_IB_SQ_MIN_WQE_SHIFT = 6,
+       MLX4_IB_MAX_HEADROOM     = 2048
+};
+
+#define MLX4_IB_SQ_HEADROOM(shift)     ((MLX4_IB_MAX_HEADROOM >> (shift)) + 1)
+#define MLX4_IB_SQ_MAX_SPARE           (MLX4_IB_SQ_HEADROOM(MLX4_IB_SQ_MIN_WQE_SHIFT))
+
 struct mlx4_ib_ucontext {
        struct ib_ucontext      ibucontext;
        struct mlx4_uar         uar;