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/*-
* BSD LICENSE
*
* Copyright(c) Broadcom Limited.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Broadcom Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#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)
#define RX_CMP_L4_CS_ERR_BITS rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_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_IP_CS_ERR_BITS rte_cpu_to_le_32(RX_PKT_CMPL_ERRORS_IP_CS_ERROR)
#define RX_CMP_IP_CS_BITS rte_cpu_to_le_32(RX_PKT_CMPL_FLAGS2_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))
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);
#endif
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