1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2017 Intel Corporation
5 #ifndef _IAVF_ETHDEV_H_
6 #define _IAVF_ETHDEV_H_
10 #include <rte_kvargs.h>
11 #include <rte_tm_driver.h>
13 #include <iavf_prototype.h>
14 #include <iavf_adminq_cmd.h>
15 #include <iavf_type.h>
19 #define IAVF_AQ_LEN 32
20 #define IAVF_AQ_BUF_SZ 4096
21 #define IAVF_RESET_WAIT_CNT 50
22 #define IAVF_BUF_SIZE_MIN 1024
23 #define IAVF_FRAME_SIZE_MAX 9728
24 #define IAVF_QUEUE_BASE_ADDR_UNIT 128
26 #define IAVF_MAX_NUM_QUEUES_DFLT 16
27 #define IAVF_MAX_NUM_QUEUES_LV 256
28 #define IAVF_CFG_Q_NUM_PER_BUF 32
29 #define IAVF_IRQ_MAP_NUM_PER_BUF 128
30 #define IAVF_RXTX_QUEUE_CHUNKS_NUM 2
32 #define IAVF_NUM_MACADDR_MAX 64
34 #define IAVF_DEFAULT_RX_PTHRESH 8
35 #define IAVF_DEFAULT_RX_HTHRESH 8
36 #define IAVF_DEFAULT_RX_WTHRESH 0
38 #define IAVF_DEFAULT_RX_FREE_THRESH 32
40 #define IAVF_DEFAULT_TX_PTHRESH 32
41 #define IAVF_DEFAULT_TX_HTHRESH 0
42 #define IAVF_DEFAULT_TX_WTHRESH 0
44 #define IAVF_DEFAULT_TX_FREE_THRESH 32
45 #define IAVF_DEFAULT_TX_RS_THRESH 32
47 #define IAVF_BASIC_OFFLOAD_CAPS ( \
48 VF_BASE_MODE_OFFLOADS | \
49 VIRTCHNL_VF_OFFLOAD_WB_ON_ITR | \
50 VIRTCHNL_VF_OFFLOAD_RX_POLLING)
52 #define IAVF_RSS_OFFLOAD_ALL ( \
54 RTE_ETH_RSS_FRAG_IPV4 | \
55 RTE_ETH_RSS_NONFRAG_IPV4_TCP | \
56 RTE_ETH_RSS_NONFRAG_IPV4_UDP | \
57 RTE_ETH_RSS_NONFRAG_IPV4_SCTP | \
58 RTE_ETH_RSS_NONFRAG_IPV4_OTHER | \
60 RTE_ETH_RSS_FRAG_IPV6 | \
61 RTE_ETH_RSS_NONFRAG_IPV6_TCP | \
62 RTE_ETH_RSS_NONFRAG_IPV6_UDP | \
63 RTE_ETH_RSS_NONFRAG_IPV6_SCTP | \
64 RTE_ETH_RSS_NONFRAG_IPV6_OTHER)
66 #define IAVF_MISC_VEC_ID RTE_INTR_VEC_ZERO_OFFSET
67 #define IAVF_RX_VEC_START RTE_INTR_VEC_RXTX_OFFSET
69 /* Default queue interrupt throttling time in microseconds */
70 #define IAVF_ITR_INDEX_DEFAULT 0
71 #define IAVF_QUEUE_ITR_INTERVAL_DEFAULT 32 /* 32 us */
72 #define IAVF_QUEUE_ITR_INTERVAL_MAX 8160 /* 8160 us */
74 #define IAVF_ALARM_INTERVAL 50000 /* us */
76 /* The overhead from MTU to max frame size.
77 * Considering QinQ packet, the VLAN tag needs to be counted twice.
79 #define IAVF_VLAN_TAG_SIZE 4
80 #define IAVF_ETH_OVERHEAD \
81 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + IAVF_VLAN_TAG_SIZE * 2)
82 #define IAVF_ETH_MAX_LEN (RTE_ETHER_MTU + IAVF_ETH_OVERHEAD)
84 #define IAVF_32_BIT_WIDTH (CHAR_BIT * 4)
85 #define IAVF_48_BIT_WIDTH (CHAR_BIT * 6)
86 #define IAVF_48_BIT_MASK RTE_LEN2MASK(IAVF_48_BIT_WIDTH, uint64_t)
88 #define IAVF_RX_DESC_EXT_STATUS_FLEXBH_MASK 0x03
89 #define IAVF_RX_DESC_EXT_STATUS_FLEXBH_FD_ID 0x01
91 #define IAVF_BITS_PER_BYTE 8
93 #define IAVF_VLAN_TAG_PCP_OFFSET 13
99 /* Structure that defines a VSI, associated with a adapter. */
101 struct iavf_adapter *adapter; /* Backreference to associated adapter */
103 uint16_t nb_qps; /* Number of queue pairs VSI can occupy */
104 uint16_t nb_used_qps; /* Number of queue pairs VSI uses */
105 uint16_t max_macaddrs; /* Maximum number of MAC addresses */
106 uint16_t base_vector;
107 uint16_t msix_intr; /* The MSIX interrupt binds to VSI */
108 struct virtchnl_eth_stats eth_stats_offset;
112 TAILQ_HEAD(iavf_flow_list, rte_flow);
114 struct iavf_flow_parser_node;
115 TAILQ_HEAD(iavf_parser_list, iavf_flow_parser_node);
117 struct iavf_fdir_conf {
118 struct virtchnl_fdir_add add_fltr;
119 struct virtchnl_fdir_del del_fltr;
125 struct iavf_fdir_info {
126 struct iavf_fdir_conf conf;
134 /* Message type read in admin queue from PF */
135 enum iavf_aq_result {
136 IAVF_MSG_ERR = -1, /* Meet error when accessing admin queue */
137 IAVF_MSG_NON, /* Read nothing from admin queue */
138 IAVF_MSG_SYS, /* Read system msg from admin queue */
139 IAVF_MSG_CMD, /* Read async command result */
142 /* Struct to store Traffic Manager node configuration. */
143 struct iavf_tm_node {
144 TAILQ_ENTRY(iavf_tm_node) node;
149 uint32_t reference_count;
150 struct iavf_tm_node *parent;
151 struct rte_tm_node_params params;
154 TAILQ_HEAD(iavf_tm_node_list, iavf_tm_node);
156 /* node type of Traffic Manager */
157 enum iavf_tm_node_type {
158 IAVF_TM_NODE_TYPE_PORT,
159 IAVF_TM_NODE_TYPE_TC,
160 IAVF_TM_NODE_TYPE_QUEUE,
161 IAVF_TM_NODE_TYPE_MAX,
164 /* Struct to store all the Traffic Manager configuration. */
165 struct iavf_tm_conf {
166 struct iavf_tm_node *root; /* root node - vf vsi */
167 struct iavf_tm_node_list tc_list; /* node list for all the TCs */
168 struct iavf_tm_node_list queue_list; /* node list for all the queues */
170 uint32_t nb_queue_node;
174 /* Struct to store queue TC mapping. Queue is continuous in one TC */
175 struct iavf_qtc_map {
177 uint16_t start_queue_id;
178 uint16_t queue_count;
181 /* Structure to store private data specific for VF instance. */
183 uint16_t num_queue_pairs;
184 uint16_t max_pkt_len; /* Maximum packet length */
185 uint16_t mac_num; /* Number of MAC addresses */
186 bool promisc_unicast_enabled;
187 bool promisc_multicast_enabled;
189 struct virtchnl_version_info virtchnl_version;
190 struct virtchnl_vf_resource *vf_res; /* VF resource */
191 struct virtchnl_vsi_resource *vsi_res; /* LAN VSI */
192 struct virtchnl_vlan_caps vlan_v2_caps;
193 uint64_t supported_rxdid;
194 uint8_t *proto_xtr; /* proto xtr type for all queues */
195 volatile enum virtchnl_ops pend_cmd; /* pending command not finished */
196 uint32_t pend_cmd_count;
197 int cmd_retval; /* return value of the cmd response from PF */
198 uint8_t *aq_resp; /* buffer to store the adminq response from PF */
205 /* Multicast addrs */
206 struct rte_ether_addr mc_addrs[IAVF_NUM_MACADDR_MAX];
207 uint16_t mc_addrs_num; /* Multicast mac addresses number */
210 bool vf_reset; /* true for VF reset pending, false for no VF reset */
216 uint16_t nb_msix; /* number of MSI-X interrupts on Rx */
217 uint16_t msix_base; /* msix vector base from */
218 uint16_t max_rss_qregion; /* max RSS queue region supported by PF */
219 struct iavf_qv_map *qv_map; /* queue vector mapping */
220 struct iavf_flow_list flow_list;
221 rte_spinlock_t flow_ops_lock;
222 struct iavf_parser_list rss_parser_list;
223 struct iavf_parser_list dist_parser_list;
224 struct iavf_parser_list ipsec_crypto_parser_list;
226 struct iavf_fdir_info fdir; /* flow director info */
227 /* indicate large VF support enabled or not */
230 struct virtchnl_qos_cap_list *qos_cap;
231 struct iavf_qtc_map *qtc_map;
232 struct iavf_tm_conf tm_conf;
234 struct rte_eth_dev *eth_dev;
237 #define IAVF_MAX_PKT_TYPE 1024
239 #define IAVF_MAX_QUEUE_NUM 2048
241 enum iavf_proto_xtr_type {
246 IAVF_PROTO_XTR_IPV6_FLOW,
248 IAVF_PROTO_XTR_IP_OFFSET,
249 IAVF_PROTO_XTR_IPSEC_CRYPTO_SAID,
254 * Cache devargs parse result.
256 struct iavf_devargs {
257 uint8_t proto_xtr_dflt;
258 uint8_t proto_xtr[IAVF_MAX_QUEUE_NUM];
261 struct iavf_security_ctx;
263 /* Structure to store private data for each VF instance. */
264 struct iavf_adapter {
266 struct rte_eth_dev_data *dev_data;
268 struct iavf_security_ctx *security_ctx;
270 bool rx_bulk_alloc_allowed;
274 uint32_t ptype_tbl[IAVF_MAX_PKT_TYPE] __rte_cache_min_aligned;
276 uint16_t fdir_ref_cnt;
277 struct iavf_devargs devargs;
280 /* IAVF_DEV_PRIVATE_TO */
281 #define IAVF_DEV_PRIVATE_TO_ADAPTER(adapter) \
282 ((struct iavf_adapter *)adapter)
283 #define IAVF_DEV_PRIVATE_TO_VF(adapter) \
284 (&((struct iavf_adapter *)adapter)->vf)
285 #define IAVF_DEV_PRIVATE_TO_HW(adapter) \
286 (&((struct iavf_adapter *)adapter)->hw)
287 #define IAVF_DEV_PRIVATE_TO_IAVF_SECURITY_CTX(adapter) \
288 (((struct iavf_adapter *)adapter)->security_ctx)
291 #define IAVF_VSI_TO_HW(vsi) \
292 (&(((struct iavf_vsi *)vsi)->adapter->hw))
293 #define IAVF_VSI_TO_VF(vsi) \
294 (&(((struct iavf_vsi *)vsi)->adapter->vf))
297 iavf_init_adminq_parameter(struct iavf_hw *hw)
299 hw->aq.num_arq_entries = IAVF_AQ_LEN;
300 hw->aq.num_asq_entries = IAVF_AQ_LEN;
301 hw->aq.arq_buf_size = IAVF_AQ_BUF_SZ;
302 hw->aq.asq_buf_size = IAVF_AQ_BUF_SZ;
305 static inline uint16_t
306 iavf_calc_itr_interval(int16_t interval)
308 if (interval < 0 || interval > IAVF_QUEUE_ITR_INTERVAL_MAX)
309 interval = IAVF_QUEUE_ITR_INTERVAL_DEFAULT;
311 /* Convert to hardware count, as writing each 1 represents 2 us */
315 /* structure used for sending and checking response of virtchnl ops */
316 struct iavf_cmd_info {
317 enum virtchnl_ops ops;
318 uint8_t *in_args; /* buffer for sending */
319 uint32_t in_args_size; /* buffer size for sending */
320 uint8_t *out_buffer; /* buffer for response */
321 uint32_t out_size; /* buffer size for response */
324 /* notify current command done. Only call in case execute
325 * _atomic_set_cmd successfully.
328 _notify_cmd(struct iavf_info *vf, int msg_ret)
330 vf->cmd_retval = msg_ret;
332 vf->pend_cmd = VIRTCHNL_OP_UNKNOWN;
335 /* clear current command. Only call in case execute
336 * _atomic_set_cmd successfully.
339 _clear_cmd(struct iavf_info *vf)
342 vf->pend_cmd = VIRTCHNL_OP_UNKNOWN;
343 vf->cmd_retval = VIRTCHNL_STATUS_SUCCESS;
346 /* Check there is pending cmd in execution. If none, set new command. */
348 _atomic_set_cmd(struct iavf_info *vf, enum virtchnl_ops ops)
350 enum virtchnl_ops op_unk = VIRTCHNL_OP_UNKNOWN;
351 int ret = __atomic_compare_exchange(&vf->pend_cmd, &op_unk, &ops,
352 0, __ATOMIC_ACQUIRE, __ATOMIC_ACQUIRE);
355 PMD_DRV_LOG(ERR, "There is incomplete cmd %d", vf->pend_cmd);
357 __atomic_store_n(&vf->pend_cmd_count, 1, __ATOMIC_RELAXED);
362 /* Check there is pending cmd in execution. If none, set new command. */
364 _atomic_set_async_response_cmd(struct iavf_info *vf, enum virtchnl_ops ops)
366 enum virtchnl_ops op_unk = VIRTCHNL_OP_UNKNOWN;
367 int ret = __atomic_compare_exchange(&vf->pend_cmd, &op_unk, &ops,
368 0, __ATOMIC_ACQUIRE, __ATOMIC_ACQUIRE);
371 PMD_DRV_LOG(ERR, "There is incomplete cmd %d", vf->pend_cmd);
373 __atomic_store_n(&vf->pend_cmd_count, 2, __ATOMIC_RELAXED);
377 int iavf_check_api_version(struct iavf_adapter *adapter);
378 int iavf_get_vf_resource(struct iavf_adapter *adapter);
379 void iavf_handle_virtchnl_msg(struct rte_eth_dev *dev);
380 int iavf_enable_vlan_strip(struct iavf_adapter *adapter);
381 int iavf_disable_vlan_strip(struct iavf_adapter *adapter);
382 int iavf_switch_queue(struct iavf_adapter *adapter, uint16_t qid,
384 int iavf_switch_queue_lv(struct iavf_adapter *adapter, uint16_t qid,
386 int iavf_enable_queues(struct iavf_adapter *adapter);
387 int iavf_enable_queues_lv(struct iavf_adapter *adapter);
388 int iavf_disable_queues(struct iavf_adapter *adapter);
389 int iavf_disable_queues_lv(struct iavf_adapter *adapter);
390 int iavf_configure_rss_lut(struct iavf_adapter *adapter);
391 int iavf_configure_rss_key(struct iavf_adapter *adapter);
392 int iavf_configure_queues(struct iavf_adapter *adapter,
393 uint16_t num_queue_pairs, uint16_t index);
394 int iavf_get_supported_rxdid(struct iavf_adapter *adapter);
395 int iavf_config_vlan_strip_v2(struct iavf_adapter *adapter, bool enable);
396 int iavf_config_vlan_insert_v2(struct iavf_adapter *adapter, bool enable);
397 int iavf_add_del_vlan_v2(struct iavf_adapter *adapter, uint16_t vlanid,
399 int iavf_get_vlan_offload_caps_v2(struct iavf_adapter *adapter);
400 int iavf_config_irq_map(struct iavf_adapter *adapter);
401 int iavf_config_irq_map_lv(struct iavf_adapter *adapter, uint16_t num,
403 void iavf_add_del_all_mac_addr(struct iavf_adapter *adapter, bool add);
404 int iavf_dev_link_update(struct rte_eth_dev *dev,
405 __rte_unused int wait_to_complete);
406 void iavf_dev_alarm_handler(void *param);
407 int iavf_query_stats(struct iavf_adapter *adapter,
408 struct virtchnl_eth_stats **pstats);
409 int iavf_config_promisc(struct iavf_adapter *adapter, bool enable_unicast,
410 bool enable_multicast);
411 int iavf_add_del_eth_addr(struct iavf_adapter *adapter,
412 struct rte_ether_addr *addr, bool add, uint8_t type);
413 int iavf_add_del_vlan(struct iavf_adapter *adapter, uint16_t vlanid, bool add);
414 int iavf_fdir_add(struct iavf_adapter *adapter, struct iavf_fdir_conf *filter);
415 int iavf_fdir_del(struct iavf_adapter *adapter, struct iavf_fdir_conf *filter);
416 int iavf_fdir_check(struct iavf_adapter *adapter,
417 struct iavf_fdir_conf *filter);
418 int iavf_add_del_rss_cfg(struct iavf_adapter *adapter,
419 struct virtchnl_rss_cfg *rss_cfg, bool add);
420 int iavf_get_hena_caps(struct iavf_adapter *adapter, uint64_t *caps);
421 int iavf_set_hena(struct iavf_adapter *adapter, uint64_t hena);
422 int iavf_rss_hash_set(struct iavf_adapter *ad, uint64_t rss_hf, bool add);
423 int iavf_add_del_mc_addr_list(struct iavf_adapter *adapter,
424 struct rte_ether_addr *mc_addrs,
425 uint32_t mc_addrs_num, bool add);
426 int iavf_request_queues(struct rte_eth_dev *dev, uint16_t num);
427 int iavf_get_max_rss_queue_region(struct iavf_adapter *adapter);
428 int iavf_get_qos_cap(struct iavf_adapter *adapter);
429 int iavf_set_q_tc_map(struct rte_eth_dev *dev,
430 struct virtchnl_queue_tc_mapping *q_tc_mapping,
432 void iavf_tm_conf_init(struct rte_eth_dev *dev);
433 void iavf_tm_conf_uninit(struct rte_eth_dev *dev);
434 int iavf_ipsec_crypto_request(struct iavf_adapter *adapter,
435 uint8_t *msg, size_t msg_len,
436 uint8_t *resp_msg, size_t resp_msg_len);
437 extern const struct rte_tm_ops iavf_tm_ops;
438 #endif /* _IAVF_ETHDEV_H_ */