aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/mlx5/mlx5_utils.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/mlx5/mlx5_utils.h')
-rw-r--r--drivers/net/mlx5/mlx5_utils.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/mlx5/mlx5_utils.h b/drivers/net/mlx5/mlx5_utils.h
index 218ae831..2fbd10b1 100644
--- a/drivers/net/mlx5/mlx5_utils.h
+++ b/drivers/net/mlx5/mlx5_utils.h
@@ -35,6 +35,7 @@
#define RTE_PMD_MLX5_UTILS_H_
#include <stddef.h>
+#include <stdint.h>
#include <stdio.h>
#include <limits.h>
#include <assert.h>
@@ -61,6 +62,9 @@
!!(((bf)[((b) / (sizeof((bf)[0]) * CHAR_BIT))] & \
((size_t)1 << ((b) % (sizeof((bf)[0]) * CHAR_BIT))))))
+/* Convert a bit number to the corresponding 64-bit mask */
+#define MLX5_BITSHIFT(v) (UINT64_C(1) << (v))
+
/* Save and restore errno around argument evaluation. */
#define ERRNO_SAFE(x) ((errno = (int []){ errno, ((x), 0) }[0]))