1 files changed, 113 insertions, 0 deletions
diff --git a/src/spdk/dpdk/drivers/net/bnxt/bnxt_rxr.h b/src/spdk/dpdk/drivers/net/bnxt/bnxt_rxr.h
new file mode 100644
index 00000000..3815a219
--- /dev/null
+++ b/src/spdk/dpdk/drivers/net/bnxt/bnxt_rxr.h
@@ -0,0 +1,113 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2014-2018 Broadcom
+ * All rights reserved.
+ */
+
+#ifndef _BNXT_RXR_H_
+#define _BNXT_RXR_H_
+
+#define B_RX_DB(db, prod)						\
+		(*(uint32_t *)db = (DB_KEY_RX | prod))
+
+#define BNXT_TPA_L4_SIZE(x)	\
+	{ \
+		typeof(x) hdr_info = (x); \
+		(((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32) \
+	}
+
+#define BNXT_TPA_INNER_L3_OFF(hdr_info)	\
+	(((hdr_info) >> 18) & 0x1ff)
+
+#define BNXT_TPA_INNER_L2_OFF(hdr_info)	\
+	(((hdr_info) >> 9) & 0x1ff)
+
+#define BNXT_TPA_OUTER_L3_OFF(hdr_info)	\
+	((hdr_info) & 0x1ff)
+
+#define RX_CMP_L4_CS_BITS	\
+	rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_L4_CS_CALC | \
+			 RX_PKT_CMPL_FLAGS2_T_L4_CS_CALC)
+
+#define RX_CMP_L4_CS_ERR_BITS	\
+	rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_L4_CS_ERROR | \
+			 RX_PKT_CMPL_ERRORS_T_L4_CS_ERROR)
+
+#define RX_CMP_L4_CS_OK(rxcmp1)						\
+	    (((rxcmp1)->flags2 & RX_CMP_L4_CS_BITS) &&		\
+	     !((rxcmp1)->errors_v2 & RX_CMP_L4_CS_ERR_BITS))
+
+#define RX_CMP_L4_CS_UNKNOWN(rxcmp1)					\
+	    !((rxcmp1)->flags2 & RX_CMP_L4_CS_BITS)
+
+#define RX_CMP_IP_CS_ERR_BITS	\
+	rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_IP_CS_ERROR | \
+			 RX_PKT_CMPL_ERRORS_T_IP_CS_ERROR)
+
+#define RX_CMP_IP_CS_BITS	\
+	rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_IP_CS_CALC | \
+			 RX_PKT_CMPL_FLAGS2_T_IP_CS_CALC)
+
+#define RX_CMP_IP_CS_OK(rxcmp1)						\
+		(((rxcmp1)->flags2 & RX_CMP_IP_CS_BITS) &&	\
+		!((rxcmp1)->errors_v2 & RX_CMP_IP_CS_ERR_BITS))
+
+#define RX_CMP_IP_CS_UNKNOWN(rxcmp1)					\
+		!((rxcmp1)->flags2 & RX_CMP_IP_CS_BITS)
+
+#define BNXT_RX_POST_THRESH	32
+
+enum pkt_hash_types {
+	PKT_HASH_TYPE_NONE,	/* Undefined type */
+	PKT_HASH_TYPE_L2,	/* Input: src_MAC, dest_MAC */
+	PKT_HASH_TYPE_L3,	/* Input: src_IP, dst_IP */
+	PKT_HASH_TYPE_L4,	/* Input: src_IP, dst_IP, src_port, dst_port */
+};
+
+struct bnxt_tpa_info {
+	struct rte_mbuf		*mbuf;
+	uint16_t			len;
+	unsigned short		gso_type;
+	uint32_t			flags2;
+	uint32_t			metadata;
+	enum pkt_hash_types	hash_type;
+	uint32_t			rss_hash;
+	uint32_t			hdr_info;
+};
+
+struct bnxt_sw_rx_bd {
+	struct rte_mbuf		*mbuf; /* data associated with RX descriptor */
+};
+
+struct bnxt_rx_ring_info {
+	uint16_t		rx_prod;
+	uint16_t		ag_prod;
+	void			*rx_doorbell;
+	void			*ag_doorbell;
+
+	struct rx_prod_pkt_bd	*rx_desc_ring;
+	struct rx_prod_pkt_bd	*ag_desc_ring;
+	struct bnxt_sw_rx_bd	*rx_buf_ring; /* sw ring */
+	struct bnxt_sw_rx_bd	*ag_buf_ring; /* sw ring */
+
+	rte_iova_t		rx_desc_mapping;
+	rte_iova_t		ag_desc_mapping;
+
+	struct bnxt_ring	*rx_ring_struct;
+	struct bnxt_ring	*ag_ring_struct;
+
+	/*
+	 * To deal with out of order return from TPA, use free buffer indicator
+	 */
+	struct rte_bitmap	*ag_bitmap;
+
+	struct bnxt_tpa_info *tpa_info;
+};
+
+uint16_t bnxt_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
+			       uint16_t nb_pkts);
+void bnxt_free_rx_rings(struct bnxt *bp);
+int bnxt_init_rx_ring_struct(struct bnxt_rx_queue *rxq, unsigned int socket_id);
+int bnxt_init_one_rx_ring(struct bnxt_rx_queue *rxq);
+int bnxt_rx_queue_start(struct rte_eth_dev *dev, uint16_t rx_queue_id);
+int bnxt_rx_queue_stop(struct rte_eth_dev *dev, uint16_t rx_queue_id);
+#endif