X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx5%2Fmlx5_utils.h;h=2fbd10b18c33888fde3969d4406cf043b0e27af3;hb=3fc8de4f8df4a5f9ca23b0bc2d1ab592719c5daf;hp=9b5e86a8a7ce27398e1fd414bcd896b02451d0ce;hpb=634efbc2c8c05213696c36e103becc48cdbe534c;p=dpdk.git

diff --git a/drivers/net/mlx5/mlx5_utils.h b/drivers/net/mlx5/mlx5_utils.h
index 9b5e86a8a7..2fbd10b18c 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]))
 
@@ -128,11 +132,13 @@ pmd_drv_log_basename(const char *s)
 
 #define DEBUG(...) PMD_DRV_LOG(DEBUG, __VA_ARGS__)
 #define claim_zero(...) assert((__VA_ARGS__) == 0)
+#define claim_nonzero(...) assert((__VA_ARGS__) != 0)
 
 #else /* NDEBUG */
 
 #define DEBUG(...) (void)0
 #define claim_zero(...) (__VA_ARGS__)
+#define claim_nonzero(...) (__VA_ARGS__)
 
 #endif /* NDEBUG */
 
@@ -178,7 +184,7 @@ log2above(unsigned int v)
 
 	for (l = 0, r = 0; (v >> 1); ++l, v >>= 1)
 		r |= (v & 1);
-	return (l + r);
+	return l + r;
 }
 
 #endif /* RTE_PMD_MLX5_UTILS_H_ */