+/* Maximum number of extended statistics counters. */
+#define MLX5_MAX_XSTATS 32
+
+/* Maximum Packet headers size (L2+L3+L4) for TSO. */
+#define MLX5_MAX_TSO_HEADER 128
+
+/* Default minimum number of Tx queues for vectorized Tx. */
+#define MLX5_VPMD_MIN_TXQS 4
+
+/* Threshold of buffer replenishment for vectorized Rx. */
+#define MLX5_VPMD_RXQ_RPLNSH_THRESH(n) \
+ (RTE_MIN(MLX5_VPMD_RX_MAX_BURST, (unsigned int)(n) >> 2))
+
+/* Maximum size of burst for vectorized Rx. */
+#define MLX5_VPMD_RX_MAX_BURST 64U
+
+/*
+ * Maximum size of burst for vectorized Tx. This is related to the maximum size
+ * of Enhanced MPW (eMPW) WQE as vectorized Tx is supported with eMPW.
+ * Careful when changing, large value can cause WQE DS to overlap.
+ */
+#define MLX5_VPMD_TX_MAX_BURST 32U
+
+/* Number of packets vectorized Rx can simultaneously process in a loop. */
+#define MLX5_VPMD_DESCS_PER_LOOP 4
+
+/* Supported RSS */
+#define MLX5_RSS_HF_MASK (~(ETH_RSS_IP | ETH_RSS_UDP | ETH_RSS_TCP))
+
+/* Timeout in seconds to get a valid link status. */
+#define MLX5_LINK_STATUS_TIMEOUT 10
+
+/* Reserved address space for UAR mapping. */
+#define MLX5_UAR_SIZE (1ULL << 32)
+
+/* Offset of reserved UAR address space to hugepage memory. Offset is used here
+ * to minimize possibility of address next to hugepage being used by other code
+ * in either primary or secondary process, failing to map TX UAR would make TX
+ * packets invisible to HW.
+ */
+#define MLX5_UAR_OFFSET (1ULL << 32)
+
+/* Definition of static_assert found in /usr/include/assert.h */
+#ifndef HAVE_STATIC_ASSERT
+#define static_assert _Static_assert
+#endif
+