1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
5 #ifndef _IAVF_ETHDEV_H_
6 #define _IAVF_ETHDEV_H_
8 #include <rte_kvargs.h>
9 #include <rte_tm_driver.h>
11 #include <iavf_prototype.h>
12 #include <iavf_adminq_cmd.h>
13 #include <iavf_type.h>
17 #define IAVF_AQ_LEN 32
18 #define IAVF_AQ_BUF_SZ 4096
19 #define IAVF_RESET_WAIT_CNT 50
20 #define IAVF_BUF_SIZE_MIN 1024
21 #define IAVF_FRAME_SIZE_MAX 9728
22 #define IAVF_QUEUE_BASE_ADDR_UNIT 128
24 #define IAVF_MAX_NUM_QUEUES_DFLT 16
25 #define IAVF_MAX_NUM_QUEUES_LV 256
26 #define IAVF_CFG_Q_NUM_PER_BUF 32
27 #define IAVF_IRQ_MAP_NUM_PER_BUF 128
28 #define IAVF_RXTX_QUEUE_CHUNKS_NUM 2
30 #define IAVF_NUM_MACADDR_MAX 64
32 #define IAVF_DEFAULT_RX_PTHRESH 8
33 #define IAVF_DEFAULT_RX_HTHRESH 8
34 #define IAVF_DEFAULT_RX_WTHRESH 0
36 #define IAVF_DEFAULT_RX_FREE_THRESH 32
38 #define IAVF_DEFAULT_TX_PTHRESH 32
39 #define IAVF_DEFAULT_TX_HTHRESH 0
40 #define IAVF_DEFAULT_TX_WTHRESH 0
42 #define IAVF_DEFAULT_TX_FREE_THRESH 32
43 #define IAVF_DEFAULT_TX_RS_THRESH 32
45 #define IAVF_BASIC_OFFLOAD_CAPS ( \
46 VF_BASE_MODE_OFFLOADS | \
47 VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | \
48 VIRTCHNL_VF_OFFLOAD_RX_POLLING)
50 #define IAVF_RSS_OFFLOAD_ALL ( \
53 ETH_RSS_NONFRAG_IPV4_TCP | \
54 ETH_RSS_NONFRAG_IPV4_UDP | \
55 ETH_RSS_NONFRAG_IPV4_SCTP | \
56 ETH_RSS_NONFRAG_IPV4_OTHER | \
59 ETH_RSS_NONFRAG_IPV6_TCP | \
60 ETH_RSS_NONFRAG_IPV6_UDP | \
61 ETH_RSS_NONFRAG_IPV6_SCTP | \
62 ETH_RSS_NONFRAG_IPV6_OTHER)
64 #define IAVF_MISC_VEC_ID RTE_INTR_VEC_ZERO_OFFSET
65 #define IAVF_RX_VEC_START RTE_INTR_VEC_RXTX_OFFSET
67 /* Default queue interrupt throttling time in microseconds */
68 #define IAVF_ITR_INDEX_DEFAULT 0
69 #define IAVF_QUEUE_ITR_INTERVAL_DEFAULT 32 /* 32 us */
70 #define IAVF_QUEUE_ITR_INTERVAL_MAX 8160 /* 8160 us */
72 /* The overhead from MTU to max frame size.
73 * Considering QinQ packet, the VLAN tag needs to be counted twice.
75 #define IAVF_VLAN_TAG_SIZE 4
76 #define IAVF_ETH_OVERHEAD \
77 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + IAVF_VLAN_TAG_SIZE * 2)
78 #define IAVF_ETH_MAX_LEN (RTE_ETHER_MTU + IAVF_ETH_OVERHEAD)
80 #define IAVF_32_BIT_WIDTH (CHAR_BIT * 4)
81 #define IAVF_48_BIT_WIDTH (CHAR_BIT * 6)
82 #define IAVF_48_BIT_MASK RTE_LEN2MASK(IAVF_48_BIT_WIDTH, uint64_t)
84 #define IAVF_RX_DESC_EXT_STATUS_FLEXBH_MASK 0x03
85 #define IAVF_RX_DESC_EXT_STATUS_FLEXBH_FD_ID 0x01
87 #define IAVF_BITS_PER_BYTE 8
93 /* Structure that defines a VSI, associated with a adapter. */
95 struct iavf_adapter *adapter; /* Backreference to associated adapter */
97 uint16_t nb_qps; /* Number of queue pairs VSI can occupy */
98 uint16_t nb_used_qps; /* Number of queue pairs VSI uses */
99 uint16_t max_macaddrs; /* Maximum number of MAC addresses */
100 uint16_t base_vector;
101 uint16_t msix_intr; /* The MSIX interrupt binds to VSI */
102 struct virtchnl_eth_stats eth_stats_offset;
106 TAILQ_HEAD(iavf_flow_list, rte_flow);
108 struct iavf_flow_parser_node;
109 TAILQ_HEAD(iavf_parser_list, iavf_flow_parser_node);
111 struct iavf_fdir_conf {
112 struct virtchnl_fdir_add add_fltr;
113 struct virtchnl_fdir_del del_fltr;
119 struct iavf_fdir_info {
120 struct iavf_fdir_conf conf;
128 /* Message type read in admin queue from PF */
129 enum iavf_aq_result {
130 IAVF_MSG_ERR = -1, /* Meet error when accessing admin queue */
131 IAVF_MSG_NON, /* Read nothing from admin queue */
132 IAVF_MSG_SYS, /* Read system msg from admin queue */
133 IAVF_MSG_CMD, /* Read async command result */
136 /* Struct to store Traffic Manager node configuration. */
137 struct iavf_tm_node {
138 TAILQ_ENTRY(iavf_tm_node) node;
143 uint32_t reference_count;
144 struct iavf_tm_node *parent;
145 struct rte_tm_node_params params;
148 TAILQ_HEAD(iavf_tm_node_list, iavf_tm_node);
150 /* node type of Traffic Manager */
151 enum iavf_tm_node_type {
152 IAVF_TM_NODE_TYPE_PORT,
153 IAVF_TM_NODE_TYPE_TC,
154 IAVF_TM_NODE_TYPE_QUEUE,
155 IAVF_TM_NODE_TYPE_MAX,
158 /* Struct to store all the Traffic Manager configuration. */
159 struct iavf_tm_conf {
160 struct iavf_tm_node *root; /* root node - vf vsi */
161 struct iavf_tm_node_list tc_list; /* node list for all the TCs */
162 struct iavf_tm_node_list queue_list; /* node list for all the queues */
164 uint32_t nb_queue_node;
168 /* Structure to store private data specific for VF instance. */
170 uint16_t num_queue_pairs;
171 uint16_t max_pkt_len; /* Maximum packet length */
172 uint16_t mac_num; /* Number of MAC addresses */
173 bool promisc_unicast_enabled;
174 bool promisc_multicast_enabled;
176 struct virtchnl_version_info virtchnl_version;
177 struct virtchnl_vf_resource *vf_res; /* VF resource */
178 struct virtchnl_vsi_resource *vsi_res; /* LAN VSI */
179 struct virtchnl_vlan_caps vlan_v2_caps;
180 uint64_t supported_rxdid;
181 uint8_t *proto_xtr; /* proto xtr type for all queues */
182 volatile enum virtchnl_ops pend_cmd; /* pending command not finished */
183 int cmd_retval; /* return value of the cmd response from PF */
184 uint8_t *aq_resp; /* buffer to store the adminq response from PF */
191 /* Multicast addrs */
192 struct rte_ether_addr mc_addrs[IAVF_NUM_MACADDR_MAX];
193 uint16_t mc_addrs_num; /* Multicast mac addresses number */
196 bool vf_reset; /* true for VF reset pending, false for no VF reset */
202 uint16_t nb_msix; /* number of MSI-X interrupts on Rx */
203 uint16_t msix_base; /* msix vector base from */
204 uint16_t max_rss_qregion; /* max RSS queue region supported by PF */
205 struct iavf_qv_map *qv_map; /* queue vector mapping */
206 struct iavf_flow_list flow_list;
207 rte_spinlock_t flow_ops_lock;
208 struct iavf_parser_list rss_parser_list;
209 struct iavf_parser_list dist_parser_list;
211 struct iavf_fdir_info fdir; /* flow director info */
212 /* indicate large VF support enabled or not */
215 struct virtchnl_qos_cap_list *qos_cap;
216 struct iavf_tm_conf tm_conf;
219 #define IAVF_MAX_PKT_TYPE 1024
221 #define IAVF_MAX_QUEUE_NUM 2048
223 enum iavf_proto_xtr_type {
228 IAVF_PROTO_XTR_IPV6_FLOW,
230 IAVF_PROTO_XTR_IP_OFFSET,
235 * Cache devargs parse result.
237 struct iavf_devargs {
238 uint8_t proto_xtr_dflt;
239 uint8_t proto_xtr[IAVF_MAX_QUEUE_NUM];
242 /* Structure to store private data for each VF instance. */
243 struct iavf_adapter {
245 struct rte_eth_dev *eth_dev;
248 bool rx_bulk_alloc_allowed;
252 const uint32_t *ptype_tbl;
254 uint16_t fdir_ref_cnt;
255 struct iavf_devargs devargs;
258 /* IAVF_DEV_PRIVATE_TO */
259 #define IAVF_DEV_PRIVATE_TO_ADAPTER(adapter) \
260 ((struct iavf_adapter *)adapter)
261 #define IAVF_DEV_PRIVATE_TO_VF(adapter) \
262 (&((struct iavf_adapter *)adapter)->vf)
263 #define IAVF_DEV_PRIVATE_TO_HW(adapter) \
264 (&((struct iavf_adapter *)adapter)->hw)
267 #define IAVF_VSI_TO_HW(vsi) \
268 (&(((struct iavf_vsi *)vsi)->adapter->hw))
269 #define IAVF_VSI_TO_VF(vsi) \
270 (&(((struct iavf_vsi *)vsi)->adapter->vf))
271 #define IAVF_VSI_TO_ETH_DEV(vsi) \
272 (((struct iavf_vsi *)vsi)->adapter->eth_dev)
275 iavf_init_adminq_parameter(struct iavf_hw *hw)
277 hw->aq.num_arq_entries = IAVF_AQ_LEN;
278 hw->aq.num_asq_entries = IAVF_AQ_LEN;
279 hw->aq.arq_buf_size = IAVF_AQ_BUF_SZ;
280 hw->aq.asq_buf_size = IAVF_AQ_BUF_SZ;
283 static inline uint16_t
284 iavf_calc_itr_interval(int16_t interval)
286 if (interval < 0 || interval > IAVF_QUEUE_ITR_INTERVAL_MAX)
287 interval = IAVF_QUEUE_ITR_INTERVAL_DEFAULT;
289 /* Convert to hardware count, as writing each 1 represents 2 us */
293 /* structure used for sending and checking response of virtchnl ops */
294 struct iavf_cmd_info {
295 enum virtchnl_ops ops;
296 uint8_t *in_args; /* buffer for sending */
297 uint32_t in_args_size; /* buffer size for sending */
298 uint8_t *out_buffer; /* buffer for response */
299 uint32_t out_size; /* buffer size for response */
302 /* notify current command done. Only call in case execute
303 * _atomic_set_cmd successfully.
306 _notify_cmd(struct iavf_info *vf, int msg_ret)
308 vf->cmd_retval = msg_ret;
310 vf->pend_cmd = VIRTCHNL_OP_UNKNOWN;
313 /* clear current command. Only call in case execute
314 * _atomic_set_cmd successfully.
317 _clear_cmd(struct iavf_info *vf)
320 vf->pend_cmd = VIRTCHNL_OP_UNKNOWN;
321 vf->cmd_retval = VIRTCHNL_STATUS_SUCCESS;
324 /* Check there is pending cmd in execution. If none, set new command. */
326 _atomic_set_cmd(struct iavf_info *vf, enum virtchnl_ops ops)
328 int ret = rte_atomic32_cmpset(&vf->pend_cmd, VIRTCHNL_OP_UNKNOWN, ops);
331 PMD_DRV_LOG(ERR, "There is incomplete cmd %d", vf->pend_cmd);
336 int iavf_check_api_version(struct iavf_adapter *adapter);
337 int iavf_get_vf_resource(struct iavf_adapter *adapter);
338 void iavf_handle_virtchnl_msg(struct rte_eth_dev *dev);
339 int iavf_enable_vlan_strip(struct iavf_adapter *adapter);
340 int iavf_disable_vlan_strip(struct iavf_adapter *adapter);
341 int iavf_switch_queue(struct iavf_adapter *adapter, uint16_t qid,
343 int iavf_switch_queue_lv(struct iavf_adapter *adapter, uint16_t qid,
345 int iavf_enable_queues(struct iavf_adapter *adapter);
346 int iavf_enable_queues_lv(struct iavf_adapter *adapter);
347 int iavf_disable_queues(struct iavf_adapter *adapter);
348 int iavf_disable_queues_lv(struct iavf_adapter *adapter);
349 int iavf_configure_rss_lut(struct iavf_adapter *adapter);
350 int iavf_configure_rss_key(struct iavf_adapter *adapter);
351 int iavf_configure_queues(struct iavf_adapter *adapter,
352 uint16_t num_queue_pairs, uint16_t index);
353 int iavf_get_supported_rxdid(struct iavf_adapter *adapter);
354 int iavf_config_vlan_strip_v2(struct iavf_adapter *adapter, bool enable);
355 int iavf_config_vlan_insert_v2(struct iavf_adapter *adapter, bool enable);
356 int iavf_add_del_vlan_v2(struct iavf_adapter *adapter, uint16_t vlanid,
358 int iavf_get_vlan_offload_caps_v2(struct iavf_adapter *adapter);
359 int iavf_config_irq_map(struct iavf_adapter *adapter);
360 int iavf_config_irq_map_lv(struct iavf_adapter *adapter, uint16_t num,
362 void iavf_add_del_all_mac_addr(struct iavf_adapter *adapter, bool add);
363 int iavf_dev_link_update(struct rte_eth_dev *dev,
364 __rte_unused int wait_to_complete);
365 int iavf_query_stats(struct iavf_adapter *adapter,
366 struct virtchnl_eth_stats **pstats);
367 int iavf_config_promisc(struct iavf_adapter *adapter, bool enable_unicast,
368 bool enable_multicast);
369 int iavf_add_del_eth_addr(struct iavf_adapter *adapter,
370 struct rte_ether_addr *addr, bool add, uint8_t type);
371 int iavf_add_del_vlan(struct iavf_adapter *adapter, uint16_t vlanid, bool add);
372 int iavf_fdir_add(struct iavf_adapter *adapter, struct iavf_fdir_conf *filter);
373 int iavf_fdir_del(struct iavf_adapter *adapter, struct iavf_fdir_conf *filter);
374 int iavf_fdir_check(struct iavf_adapter *adapter,
375 struct iavf_fdir_conf *filter);
376 int iavf_add_del_rss_cfg(struct iavf_adapter *adapter,
377 struct virtchnl_rss_cfg *rss_cfg, bool add);
378 int iavf_get_hena_caps(struct iavf_adapter *adapter, uint64_t *caps);
379 int iavf_set_hena(struct iavf_adapter *adapter, uint64_t hena);
380 int iavf_rss_hash_set(struct iavf_adapter *ad, uint64_t rss_hf, bool add);
381 int iavf_add_del_mc_addr_list(struct iavf_adapter *adapter,
382 struct rte_ether_addr *mc_addrs,
383 uint32_t mc_addrs_num, bool add);
384 int iavf_request_queues(struct iavf_adapter *adapter, uint16_t num);
385 int iavf_get_max_rss_queue_region(struct iavf_adapter *adapter);
386 int iavf_get_qos_cap(struct iavf_adapter *adapter);
387 int iavf_set_q_tc_map(struct rte_eth_dev *dev,
388 struct virtchnl_queue_tc_mapping *q_tc_mapping,
390 void iavf_tm_conf_init(struct rte_eth_dev *dev);
391 void iavf_tm_conf_uninit(struct rte_eth_dev *dev);
392 extern const struct rte_tm_ops iavf_tm_ops;
393 #endif /* _IAVF_ETHDEV_H_ */