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 "base/common.h" 10 #include "base/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 RTE_ETHER_MIN_MTU /* min buf size */ 19 #define CXGBE_MAX_RX_PKTLEN (9000 + RTE_ETHER_HDR_LEN + \ 20 RTE_ETHER_CRC_LEN) /* max pkt */ 21 22 /* The max frame size with default MTU */ 23 #define CXGBE_ETH_MAX_LEN (RTE_ETHER_MTU + \ 24 RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN) 25 26 /* Max poll time is 100 * 100msec = 10 sec */ 27 #define CXGBE_LINK_STATUS_POLL_MS 100 /* 100ms */ 28 #define CXGBE_LINK_STATUS_POLL_CNT 100 /* Max number of times to poll */ 29 30 #define CXGBE_DEFAULT_RSS_KEY_LEN 40 /* 320-bits */ 31 #define CXGBE_RSS_HF_IPV4_MASK (ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 | \ 32 ETH_RSS_NONFRAG_IPV4_OTHER) 33 #define CXGBE_RSS_HF_IPV6_MASK (ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 | \ 34 ETH_RSS_NONFRAG_IPV6_OTHER | \ 35 ETH_RSS_IPV6_EX) 36 #define CXGBE_RSS_HF_TCP_IPV6_MASK (ETH_RSS_NONFRAG_IPV6_TCP | \ 37 ETH_RSS_IPV6_TCP_EX) 38 #define CXGBE_RSS_HF_UDP_IPV6_MASK (ETH_RSS_NONFRAG_IPV6_UDP | \ 39 ETH_RSS_IPV6_UDP_EX) 40 #define CXGBE_RSS_HF_ALL (ETH_RSS_IP | ETH_RSS_TCP | ETH_RSS_UDP) 41 42 /* Tx/Rx Offloads supported */ 43 #define CXGBE_TX_OFFLOADS (DEV_TX_OFFLOAD_VLAN_INSERT | \ 44 DEV_TX_OFFLOAD_IPV4_CKSUM | \ 45 DEV_TX_OFFLOAD_UDP_CKSUM | \ 46 DEV_TX_OFFLOAD_TCP_CKSUM | \ 47 DEV_TX_OFFLOAD_TCP_TSO | \ 48 DEV_TX_OFFLOAD_MULTI_SEGS) 49 50 #define CXGBE_RX_OFFLOADS (DEV_RX_OFFLOAD_VLAN_STRIP | \ 51 DEV_RX_OFFLOAD_IPV4_CKSUM | \ 52 DEV_RX_OFFLOAD_UDP_CKSUM | \ 53 DEV_RX_OFFLOAD_TCP_CKSUM | \ 54 DEV_RX_OFFLOAD_JUMBO_FRAME | \ 55 DEV_RX_OFFLOAD_SCATTER | \ 56 DEV_RX_OFFLOAD_RSS_HASH) 57 58 /* Devargs filtermode and filtermask representation */ 59 enum cxgbe_devargs_filter_mode_flags { 60 CXGBE_DEVARGS_FILTER_MODE_PHYSICAL_PORT = (1 << 0), 61 CXGBE_DEVARGS_FILTER_MODE_PF_VF = (1 << 1), 62 63 CXGBE_DEVARGS_FILTER_MODE_ETHERNET_DSTMAC = (1 << 2), 64 CXGBE_DEVARGS_FILTER_MODE_ETHERNET_ETHTYPE = (1 << 3), 65 CXGBE_DEVARGS_FILTER_MODE_VLAN_INNER = (1 << 4), 66 CXGBE_DEVARGS_FILTER_MODE_VLAN_OUTER = (1 << 5), 67 CXGBE_DEVARGS_FILTER_MODE_IP_TOS = (1 << 6), 68 CXGBE_DEVARGS_FILTER_MODE_IP_PROTOCOL = (1 << 7), 69 CXGBE_DEVARGS_FILTER_MODE_MAX = (1 << 8), 70 }; 71 72 enum cxgbe_filter_vnic_mode { 73 CXGBE_FILTER_VNIC_MODE_NONE, 74 CXGBE_FILTER_VNIC_MODE_PFVF, 75 CXGBE_FILTER_VNIC_MODE_OVLAN, 76 }; 77 78 /* Common PF and VF devargs */ 79 #define CXGBE_DEVARG_CMN_KEEP_OVLAN "keep_ovlan" 80 #define CXGBE_DEVARG_CMN_TX_MODE_LATENCY "tx_mode_latency" 81 82 /* VF only devargs */ 83 #define CXGBE_DEVARG_VF_FORCE_LINK_UP "force_link_up" 84 85 /* Filter Mode/Mask devargs */ 86 #define CXGBE_DEVARG_PF_FILTER_MODE "filtermode" 87 #define CXGBE_DEVARG_PF_FILTER_MASK "filtermask" 88 89 bool cxgbe_force_linkup(struct adapter *adap); 90 int cxgbe_probe(struct adapter *adapter); 91 int cxgbevf_probe(struct adapter *adapter); 92 void cxgbe_get_speed_caps(struct port_info *pi, u32 *speed_caps); 93 int cxgbe_set_link_status(struct port_info *pi, bool status); 94 int cxgbe_up(struct adapter *adap); 95 int cxgbe_down(struct port_info *pi); 96 void cxgbe_close(struct adapter *adapter); 97 void cxgbe_stats_get(struct port_info *pi, struct port_stats *stats); 98 void cxgbevf_stats_get(struct port_info *pi, struct port_stats *stats); 99 void cxgbe_stats_reset(struct port_info *pi); 100 int cxgbe_poll_for_completion(struct sge_rspq *q, unsigned int us, 101 unsigned int cnt, struct t4_completion *c); 102 int cxgbe_link_start(struct port_info *pi); 103 int cxgbe_setup_sge_fwevtq(struct adapter *adapter); 104 int cxgbe_setup_sge_ctrl_txq(struct adapter *adapter); 105 int cxgbe_cfg_queues(struct rte_eth_dev *eth_dev); 106 void cxgbe_cfg_queues_free(struct adapter *adapter); 107 int cxgbe_cfg_queue_count(struct rte_eth_dev *eth_dev); 108 int cxgbe_init_rss(struct adapter *adap); 109 int cxgbe_setup_rss(struct port_info *pi); 110 void cxgbe_enable_rx_queues(struct port_info *pi); 111 void cxgbe_print_port_info(struct adapter *adap); 112 void cxgbe_print_adapter_info(struct adapter *adap); 113 void cxgbe_process_devargs(struct adapter *adap); 114 void cxgbe_configure_max_ethqsets(struct adapter *adapter); 115 116 #endif /* _CXGBE_H_ */ 117