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authorLuca Boccassi <luca.boccassi@gmail.com>2017-11-13 10:38:04 +0000
committerLuca Boccassi <luca.boccassi@gmail.com>2017-11-13 10:38:39 +0000
commit976be7358289d46cd5ed8131bbf2e2c5a6838d3c (patch)
tree5e6f873dd1658446539f9d4621e2d16f559c867d /drivers/net/mlx5/mlx5_utils.h
parent055c52583a2794da8ba1e85a48cce3832372b12f (diff)
New upstream version 17.11~rc4
Change-Id: I5cc288310eaa28cb8c2e475afce5e19f8c08ba1e Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
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]))