1 /* SPDX-License-Identifier: BSD-3-Clause 2 * Copyright(c) 2014-2018 Chelsio Communications. 3 * All rights reserved. 4 */ 5 6 #ifndef _CXGBE_H_ 7 #define _CXGBE_H_ 8 9 #include "common.h" 10 #include "t4_regs.h" 11 12 #define CXGBE_MIN_RING_DESC_SIZE 128 /* Min TX/RX descriptor ring size */ 13 #define CXGBE_MAX_RING_DESC_SIZE 4096 /* Max TX/RX descriptor ring size */ 14 15 #define CXGBE_DEFAULT_TX_DESC_SIZE 1024 /* Default TX ring size */ 16 #define CXGBE_DEFAULT_RX_DESC_SIZE 1024 /* Default RX ring size */ 17 18 #define CXGBE_MIN_RX_BUFSIZE ETHER_MIN_MTU /* min buf size */ 19 #define CXGBE_MAX_RX_PKTLEN (9000 + ETHER_HDR_LEN + ETHER_CRC_LEN) /* max pkt */ 20 21 /* Max poll time is 100 * 100msec = 10 sec */ 22 #define CXGBE_LINK_STATUS_POLL_MS 100 /* 100ms */ 23 #define CXGBE_LINK_STATUS_POLL_CNT 100 /* Max number of times to poll */ 24 25 #define CXGBE_DEFAULT_RSS_KEY_LEN 40 /* 320-bits */ 26 #define CXGBE_RSS_HF_IPV4_MASK (ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 | \ 27 ETH_RSS_NONFRAG_IPV4_OTHER) 28 #define CXGBE_RSS_HF_IPV6_MASK (ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 | \ 29 ETH_RSS_NONFRAG_IPV6_OTHER | \ 30 ETH_RSS_IPV6_EX) 31 #define CXGBE_RSS_HF_TCP_IPV6_MASK (ETH_RSS_NONFRAG_IPV6_TCP | \ 32 ETH_RSS_IPV6_TCP_EX) 33 #define CXGBE_RSS_HF_UDP_IPV6_MASK (ETH_RSS_NONFRAG_IPV6_UDP | \ 34 ETH_RSS_IPV6_UDP_EX) 35 #define CXGBE_RSS_HF_ALL (ETH_RSS_IP | ETH_RSS_TCP | ETH_RSS_UDP) 36 37 /* Tx/Rx Offloads supported */ 38 #define CXGBE_TX_OFFLOADS (DEV_TX_OFFLOAD_VLAN_INSERT | \ 39 DEV_TX_OFFLOAD_IPV4_CKSUM | \ 40 DEV_TX_OFFLOAD_UDP_CKSUM | \ 41 DEV_TX_OFFLOAD_TCP_CKSUM | \ 42 DEV_TX_OFFLOAD_TCP_TSO) 43 44 #define CXGBE_RX_OFFLOADS (DEV_RX_OFFLOAD_VLAN_STRIP | \ 45 DEV_RX_OFFLOAD_IPV4_CKSUM | \ 46 DEV_RX_OFFLOAD_UDP_CKSUM | \ 47 DEV_RX_OFFLOAD_TCP_CKSUM | \ 48 DEV_RX_OFFLOAD_JUMBO_FRAME | \ 49 DEV_RX_OFFLOAD_SCATTER) 50 51 52 #define CXGBE_DEVARG_KEEP_OVLAN "keep_ovlan" 53 #define CXGBE_DEVARG_FORCE_LINK_UP "force_link_up" 54 55 bool cxgbe_force_linkup(struct adapter *adap); 56 int cxgbe_probe(struct adapter *adapter); 57 int cxgbevf_probe(struct adapter *adapter); 58 void cxgbe_get_speed_caps(struct port_info *pi, u32 *speed_caps); 59 int cxgbe_set_link_status(struct port_info *pi, bool status); 60 int cxgbe_up(struct adapter *adap); 61 int cxgbe_down(struct port_info *pi); 62 void cxgbe_close(struct adapter *adapter); 63 void cxgbe_stats_get(struct port_info *pi, struct port_stats *stats); 64 void cxgbevf_stats_get(struct port_info *pi, struct port_stats *stats); 65 void cxgbe_stats_reset(struct port_info *pi); 66 int cxgbe_poll_for_completion(struct sge_rspq *q, unsigned int us, 67 unsigned int cnt, struct t4_completion *c); 68 int cxgbe_link_start(struct port_info *pi); 69 int cxgbe_setup_sge_fwevtq(struct adapter *adapter); 70 int cxgbe_setup_sge_ctrl_txq(struct adapter *adapter); 71 void cxgbe_cfg_queues(struct rte_eth_dev *eth_dev); 72 int cxgbe_cfg_queue_count(struct rte_eth_dev *eth_dev); 73 int cxgbe_init_rss(struct adapter *adap); 74 int cxgbe_setup_rss(struct port_info *pi); 75 void cxgbe_enable_rx_queues(struct port_info *pi); 76 void cxgbe_print_port_info(struct adapter *adap); 77 void cxgbe_print_adapter_info(struct adapter *adap); 78 int cxgbe_get_devargs(struct rte_devargs *devargs, const char *key); 79 void cxgbe_configure_max_ethqsets(struct adapter *adapter); 80 81 #endif /* _CXGBE_H_ */ 82