diff options
Diffstat (limited to 'drivers/net/bnxt/bnxt_rxr.h')
-rw-r--r-- | drivers/net/bnxt/bnxt_rxr.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/net/bnxt/bnxt_rxr.h b/drivers/net/bnxt/bnxt_rxr.h new file mode 100644 index 00000000..f766b26c --- /dev/null +++ b/drivers/net/bnxt/bnxt_rxr.h @@ -0,0 +1,62 @@ +/*- + * 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)) + +struct bnxt_sw_rx_bd { + struct rte_mbuf *mbuf; /* data associated with RX descriptor */ +}; + +struct bnxt_rx_ring_info { + uint16_t rx_prod; + void *rx_doorbell; + + struct rx_prod_pkt_bd *rx_desc_ring; + struct bnxt_sw_rx_bd *rx_buf_ring; /* sw ring */ + + phys_addr_t rx_desc_mapping; + + struct bnxt_ring *rx_ring_struct; +}; + +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 |