X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;ds=sidebyside;f=drivers%2Fnet%2Fmlx5%2Fmlx5_utils.h;h=218ae831fceea52396ab2e10bba5709a6752d690;hb=5838a74502dc084cc56261bb410b6282e832e5c4;hp=8ff075b350de9f7f69e74bd780513ce22de08bed;hpb=67fa62bc672decbd48bf0b4c19eb89dead4e90a4;p=dpdk.git

diff --git a/drivers/net/mlx5/mlx5_utils.h b/drivers/net/mlx5/mlx5_utils.h
index 8ff075b350..218ae831fc 100644
--- a/drivers/net/mlx5/mlx5_utils.h
+++ b/drivers/net/mlx5/mlx5_utils.h
@@ -128,11 +128,13 @@ 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 */
 
@@ -161,6 +163,24 @@ pmd_drv_log_basename(const char *s)
 	\
 	snprintf(name, sizeof(name), __VA_ARGS__)
 
-#define WR_ID(o) (((wr_id_t *)&(o))->data)
+/**
+ * Return nearest power of two above input value.
+ *
+ * @param v
+ *   Input value.
+ *
+ * @return
+ *   Nearest power of two above input value.
+ */
+static inline unsigned int
+log2above(unsigned int v)
+{
+	unsigned int l;
+	unsigned int r;
+
+	for (l = 0, r = 0; (v >> 1); ++l, v >>= 1)
+		r |= (v & 1);
+	return l + r;
+}
 
 #endif /* RTE_PMD_MLX5_UTILS_H_ */