xref: /f-stack/dpdk/drivers/net/liquidio/lio_ethdev.h (revision d30ea906)
1 /* SPDX-License-Identifier: BSD-3-Clause
2  * Copyright(c) 2017 Cavium, Inc
3  */
4 
5 #ifndef _LIO_ETHDEV_H_
6 #define _LIO_ETHDEV_H_
7 
8 #include <stdint.h>
9 
10 #include "lio_struct.h"
11 
12 /* timeout to check link state updates from firmware in us */
13 #define LIO_LSC_TIMEOUT		100000 /* 100000us (100ms) */
14 #define LIO_MAX_CMD_TIMEOUT     10000 /* 10000ms (10s) */
15 
16 #define LIO_DEV(_eth_dev)		((_eth_dev)->data->dev_private)
17 
18 /* LIO Response condition variable */
19 struct lio_dev_ctrl_cmd {
20 	struct rte_eth_dev *eth_dev;
21 	uint64_t cond;
22 };
23 
24 enum lio_bus_speed {
25 	LIO_LINK_SPEED_UNKNOWN  = 0,
26 	LIO_LINK_SPEED_10000    = 10000,
27 	LIO_LINK_SPEED_25000    = 25000
28 };
29 
30 struct octeon_if_cfg_info {
31 	uint64_t iqmask;	/** mask for IQs enabled for the port */
32 	uint64_t oqmask;	/** mask for OQs enabled for the port */
33 	struct octeon_link_info linfo; /** initial link information */
34 	char lio_firmware_version[LIO_FW_VERSION_LENGTH];
35 };
36 
37 /** Stats for each NIC port in RX direction. */
38 struct octeon_rx_stats {
39 	/* link-level stats */
40 	uint64_t total_rcvd;
41 	uint64_t bytes_rcvd;
42 	uint64_t total_bcst;
43 	uint64_t total_mcst;
44 	uint64_t runts;
45 	uint64_t ctl_rcvd;
46 	uint64_t fifo_err; /* Accounts for over/under-run of buffers */
47 	uint64_t dmac_drop;
48 	uint64_t fcs_err;
49 	uint64_t jabber_err;
50 	uint64_t l2_err;
51 	uint64_t frame_err;
52 
53 	/* firmware stats */
54 	uint64_t fw_total_rcvd;
55 	uint64_t fw_total_fwd;
56 	uint64_t fw_total_fwd_bytes;
57 	uint64_t fw_err_pko;
58 	uint64_t fw_err_link;
59 	uint64_t fw_err_drop;
60 	uint64_t fw_rx_vxlan;
61 	uint64_t fw_rx_vxlan_err;
62 
63 	/* LRO */
64 	uint64_t fw_lro_pkts;   /* Number of packets that are LROed */
65 	uint64_t fw_lro_octs;   /* Number of octets that are LROed */
66 	uint64_t fw_total_lro;  /* Number of LRO packets formed */
67 	uint64_t fw_lro_aborts; /* Number of times lRO of packet aborted */
68 	uint64_t fw_lro_aborts_port;
69 	uint64_t fw_lro_aborts_seq;
70 	uint64_t fw_lro_aborts_tsval;
71 	uint64_t fw_lro_aborts_timer;
72 	/* intrmod: packet forward rate */
73 	uint64_t fwd_rate;
74 };
75 
76 /** Stats for each NIC port in RX direction. */
77 struct octeon_tx_stats {
78 	/* link-level stats */
79 	uint64_t total_pkts_sent;
80 	uint64_t total_bytes_sent;
81 	uint64_t mcast_pkts_sent;
82 	uint64_t bcast_pkts_sent;
83 	uint64_t ctl_sent;
84 	uint64_t one_collision_sent;	/* Packets sent after one collision */
85 	/* Packets sent after multiple collision */
86 	uint64_t multi_collision_sent;
87 	/* Packets not sent due to max collisions */
88 	uint64_t max_collision_fail;
89 	/* Packets not sent due to max deferrals */
90 	uint64_t max_deferral_fail;
91 	/* Accounts for over/under-run of buffers */
92 	uint64_t fifo_err;
93 	uint64_t runts;
94 	uint64_t total_collisions; /* Total number of collisions detected */
95 
96 	/* firmware stats */
97 	uint64_t fw_total_sent;
98 	uint64_t fw_total_fwd;
99 	uint64_t fw_total_fwd_bytes;
100 	uint64_t fw_err_pko;
101 	uint64_t fw_err_link;
102 	uint64_t fw_err_drop;
103 	uint64_t fw_err_tso;
104 	uint64_t fw_tso;     /* number of tso requests */
105 	uint64_t fw_tso_fwd; /* number of packets segmented in tso */
106 	uint64_t fw_tx_vxlan;
107 };
108 
109 struct octeon_link_stats {
110 	struct octeon_rx_stats fromwire;
111 	struct octeon_tx_stats fromhost;
112 };
113 
114 union lio_if_cfg {
115 	uint64_t if_cfg64;
116 	struct {
117 #if RTE_BYTE_ORDER == RTE_BIG_ENDIAN
118 		uint64_t base_queue : 16;
119 		uint64_t num_iqueues : 16;
120 		uint64_t num_oqueues : 16;
121 		uint64_t gmx_port_id : 8;
122 		uint64_t vf_id : 8;
123 #else
124 		uint64_t vf_id : 8;
125 		uint64_t gmx_port_id : 8;
126 		uint64_t num_oqueues : 16;
127 		uint64_t num_iqueues : 16;
128 		uint64_t base_queue : 16;
129 #endif
130 	} s;
131 };
132 
133 struct lio_if_cfg_resp {
134 	uint64_t rh;
135 	struct octeon_if_cfg_info cfg_info;
136 	uint64_t status;
137 };
138 
139 struct lio_link_stats_resp {
140 	uint64_t rh;
141 	struct octeon_link_stats link_stats;
142 	uint64_t status;
143 };
144 
145 struct lio_link_status_resp {
146 	uint64_t rh;
147 	struct octeon_link_info link_info;
148 	uint64_t status;
149 };
150 
151 struct lio_rss_set {
152 	struct param {
153 #if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
154 		uint64_t flags : 16;
155 		uint64_t hashinfo : 32;
156 		uint64_t itablesize : 16;
157 		uint64_t hashkeysize : 16;
158 		uint64_t reserved : 48;
159 #elif RTE_BYTE_ORDER == RTE_BIG_ENDIAN
160 		uint64_t itablesize : 16;
161 		uint64_t hashinfo : 32;
162 		uint64_t flags : 16;
163 		uint64_t reserved : 48;
164 		uint64_t hashkeysize : 16;
165 #endif
166 	} param;
167 
168 	uint8_t itable[LIO_RSS_MAX_TABLE_SZ];
169 	uint8_t key[LIO_RSS_MAX_KEY_SZ];
170 };
171 
172 void lio_dev_rx_queue_release(void *rxq);
173 
174 void lio_dev_tx_queue_release(void *txq);
175 
176 #endif	/* _LIO_ETHDEV_H_ */
177