1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018-2019 Hisilicon Limited.
5 #ifndef _HNS3_ETHDEV_H_
6 #define _HNS3_ETHDEV_H_
14 #include "hns3_fdir.h"
15 #include "hns3_stats.h"
18 #define PCI_VENDOR_ID_HUAWEI 0x19e5
21 #define HNS3_DEV_ID_GE 0xA220
22 #define HNS3_DEV_ID_25GE 0xA221
23 #define HNS3_DEV_ID_25GE_RDMA 0xA222
24 #define HNS3_DEV_ID_50GE_RDMA 0xA224
25 #define HNS3_DEV_ID_100G_RDMA_MACSEC 0xA226
26 #define HNS3_DEV_ID_200G_RDMA 0xA228
27 #define HNS3_DEV_ID_100G_VF 0xA22E
28 #define HNS3_DEV_ID_100G_RDMA_PFC_VF 0xA22F
30 /* PCI Config offsets */
31 #define HNS3_PCI_REVISION_ID 0x08
32 #define HNS3_PCI_REVISION_ID_LEN 1
34 #define PCI_REVISION_ID_HIP08_B 0x21
35 #define PCI_REVISION_ID_HIP09_A 0x30
37 #define HNS3_PF_FUNC_ID 0
38 #define HNS3_1ST_VF_FUNC_ID 1
40 #define HNS3_SW_SHIFT_AND_DISCARD_MODE 0
41 #define HNS3_HW_SHIFT_AND_DISCARD_MODE 1
43 #define HNS3_UC_MACADDR_NUM 128
44 #define HNS3_VF_UC_MACADDR_NUM 48
45 #define HNS3_MC_MACADDR_NUM 128
47 #define HNS3_MAX_BD_SIZE 65535
48 #define HNS3_MAX_NON_TSO_BD_PER_PKT 8
49 #define HNS3_MAX_TSO_BD_PER_PKT 63
50 #define HNS3_MAX_FRAME_LEN 9728
51 #define HNS3_VLAN_TAG_SIZE 4
52 #define HNS3_DEFAULT_RX_BUF_LEN 2048
53 #define HNS3_MAX_BD_PAYLEN (1024 * 1024 - 1)
54 #define HNS3_MAX_TSO_HDR_SIZE 512
55 #define HNS3_MAX_TSO_HDR_BD_NUM 3
56 #define HNS3_MAX_LRO_SIZE 64512
58 #define HNS3_ETH_OVERHEAD \
59 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + HNS3_VLAN_TAG_SIZE * 2)
60 #define HNS3_PKTLEN_TO_MTU(pktlen) ((pktlen) - HNS3_ETH_OVERHEAD)
61 #define HNS3_MAX_MTU (HNS3_MAX_FRAME_LEN - HNS3_ETH_OVERHEAD)
62 #define HNS3_DEFAULT_MTU 1500UL
63 #define HNS3_DEFAULT_FRAME_LEN (HNS3_DEFAULT_MTU + HNS3_ETH_OVERHEAD)
64 #define HNS3_HIP08_MIN_TX_PKT_LEN 33
65 #define HNS3_HIP09_MIN_TX_PKT_LEN 9
70 #define HNS3_MAX_PF_NUM 8
71 #define HNS3_UMV_TBL_SIZE 3072
72 #define HNS3_DEFAULT_UMV_SPACE_PER_PF \
73 (HNS3_UMV_TBL_SIZE / HNS3_MAX_PF_NUM)
75 #define HNS3_PF_CFG_BLOCK_SIZE 32
76 #define HNS3_PF_CFG_DESC_NUM \
77 (HNS3_PF_CFG_BLOCK_SIZE / HNS3_CFG_RD_LEN_BYTES)
79 #define HNS3_DEFAULT_ENABLE_PFC_NUM 0
81 #define HNS3_INTR_UNREG_FAIL_RETRY_CNT 5
82 #define HNS3_INTR_UNREG_FAIL_DELAY_MS 500
84 #define HNS3_QUIT_RESET_CNT 10
85 #define HNS3_QUIT_RESET_DELAY_MS 100
87 #define HNS3_POLL_RESPONE_MS 1
89 #define HNS3_MAX_USER_PRIO 8
99 #define HNS3_SCH_MODE_SP 0
100 #define HNS3_SCH_MODE_DWRR 1
101 struct hns3_pg_info {
103 uint8_t pg_sch_mode; /* 0: sp; 1: dwrr */
106 uint8_t tc_dwrr[HNS3_MAX_TC_NUM];
109 struct hns3_tc_info {
111 uint8_t tc_sch_mode; /* 0: sp; 1: dwrr */
114 uint8_t up_to_tc_map; /* user priority maping on the TC */
117 struct hns3_dcb_info {
119 uint8_t num_pg; /* It must be 1 if vNET-Base schd */
120 uint8_t pg_dwrr[HNS3_PG_NUM];
121 uint8_t prio_tc[HNS3_MAX_USER_PRIO];
122 struct hns3_pg_info pg_info[HNS3_PG_NUM];
123 struct hns3_tc_info tc_info[HNS3_MAX_TC_NUM];
124 uint8_t hw_pfc_map; /* Allow for packet drop or not on this TC */
125 uint8_t pfc_en; /* Pfc enabled or not for user priority */
128 enum hns3_fc_status {
130 HNS3_FC_STATUS_MAC_PAUSE,
134 struct hns3_tc_queue_info {
135 uint8_t tqp_offset; /* TQP offset from base TQP */
136 uint8_t tqp_count; /* Total TQPs */
137 uint8_t tc; /* TC index */
138 bool enable; /* If this TC is enable or not */
142 uint8_t vmdq_vport_num;
144 uint16_t tqp_desc_num;
146 uint16_t rss_size_max;
149 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
150 uint8_t default_speed;
151 uint32_t numa_node_map;
152 uint8_t speed_ability;
157 enum hns3_media_type {
158 HNS3_MEDIA_TYPE_UNKNOWN,
159 HNS3_MEDIA_TYPE_FIBER,
160 HNS3_MEDIA_TYPE_COPPER,
161 HNS3_MEDIA_TYPE_BACKPLANE,
162 HNS3_MEDIA_TYPE_NONE,
166 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
167 bool default_addr_setted; /* whether default addr(mac_addr) is setted */
170 uint8_t link_duplex : 1; /* ETH_LINK_[HALF/FULL]_DUPLEX */
171 uint8_t link_autoneg : 1; /* ETH_LINK_[AUTONEG/FIXED] */
172 uint8_t link_status : 1; /* ETH_LINK_[DOWN/UP] */
173 uint32_t link_speed; /* ETH_SPEED_NUM_ */
176 struct hns3_fake_queue_data {
177 void **rx_queues; /* Array of pointers to fake RX queues. */
178 void **tx_queues; /* Array of pointers to fake TX queues. */
179 uint16_t nb_fake_rx_queues; /* Number of fake RX queues. */
180 uint16_t nb_fake_tx_queues; /* Number of fake TX queues. */
183 #define HNS3_PORT_BASE_VLAN_DISABLE 0
184 #define HNS3_PORT_BASE_VLAN_ENABLE 1
185 struct hns3_port_base_vlan_config {
190 /* Primary process maintains driver state in main thread.
193 * | UNINITIALIZED |<-----------+
194 * +---------------+ |
195 * |.eth_dev_init |.eth_dev_uninit
197 * +---------------+------------+
199 * +---------------+<-----------<---------------+
200 * |.dev_configure | |
202 * +---------------+------------+ |
204 * +---------------+----+ |
206 * | | +---------------+
208 * | | +---------------+
210 * V |.dev_configure |
211 * +---------------+----+ |.dev_close
212 * | CONFIGURED |----------------------------+
213 * +---------------+<-----------+
216 * +---------------+ |
217 * | STARTING |------------^
218 * +---------------+ failed |
220 * | +---------------+
222 * | +---------------+
225 * +---------------+------------+
229 enum hns3_adapter_state {
230 HNS3_NIC_UNINITIALIZED = 0,
231 HNS3_NIC_INITIALIZED,
232 HNS3_NIC_CONFIGURING,
243 /* Reset various stages, execute in order */
244 enum hns3_reset_stage {
245 /* Stop query services, stop transceiver, disable MAC */
247 /* Clear reset completion flags, disable send command */
249 /* Inform IMP to start resetting */
250 RESET_STAGE_REQ_HW_RESET,
251 /* Waiting for hardware reset to complete */
253 /* Reinitialize hardware */
254 RESET_STAGE_DEV_INIT,
255 /* Restore user settings and enable MAC */
257 /* Restart query services, start transceiver */
259 /* Not in reset state */
263 enum hns3_reset_level {
265 HNS3_VF_FUNC_RESET, /* A VF function reset */
267 * All VFs under a PF perform function reset.
268 * Kernel PF driver use mailbox to inform DPDK VF to do reset, the value
269 * of the reset level and the one defined in kernel driver should be
272 HNS3_VF_PF_FUNC_RESET = 2,
274 * All VFs under a PF perform FLR reset.
275 * Kernel PF driver use mailbox to inform DPDK VF to do reset, the value
276 * of the reset level and the one defined in kernel driver should be
279 * According to the protocol of PCIe, FLR to a PF resets the PF state as
280 * well as the SR-IOV extended capability including VF Enable which
281 * means that VFs no longer exist.
283 * In PF FLR, the register state of VF is not reliable, VF's driver
284 * should not access the registers of the VF device.
286 HNS3_VF_FULL_RESET = 3,
287 HNS3_FLR_RESET, /* A VF perform FLR reset */
288 /* All VFs under the rootport perform a global or IMP reset */
290 HNS3_FUNC_RESET, /* A PF function reset */
291 /* All PFs under the rootport perform a global reset */
293 HNS3_IMP_RESET, /* All PFs under the rootport perform a IMP reset */
297 enum hns3_wait_result {
304 #define HNS3_RESET_SYNC_US 100000
306 struct hns3_reset_stats {
307 uint64_t request_cnt; /* Total request reset times */
308 uint64_t global_cnt; /* Total GLOBAL reset times */
309 uint64_t imp_cnt; /* Total IMP reset times */
310 uint64_t exec_cnt; /* Total reset executive times */
311 uint64_t success_cnt; /* Total reset successful times */
312 uint64_t fail_cnt; /* Total reset failed times */
313 uint64_t merge_cnt; /* Total merged in high reset times */
316 typedef bool (*check_completion_func)(struct hns3_hw *hw);
318 struct hns3_wait_data {
323 enum hns3_wait_result result;
324 check_completion_func check_completion;
327 struct hns3_reset_ops {
328 void (*reset_service)(void *arg);
329 int (*stop_service)(struct hns3_adapter *hns);
330 int (*prepare_reset)(struct hns3_adapter *hns);
331 int (*wait_hardware_ready)(struct hns3_adapter *hns);
332 int (*reinit_dev)(struct hns3_adapter *hns);
333 int (*restore_conf)(struct hns3_adapter *hns);
334 int (*start_service)(struct hns3_adapter *hns);
344 struct hns3_reset_data {
345 enum hns3_reset_stage stage;
346 rte_atomic16_t schedule;
347 /* Reset flag, covering the entire reset process */
348 rte_atomic16_t resetting;
349 /* Used to disable sending cmds during reset */
350 rte_atomic16_t disable_cmd;
351 /* The reset level being processed */
352 enum hns3_reset_level level;
353 /* Reset level set, each bit represents a reset level */
355 /* Request reset level set, from interrupt or mailbox */
357 int attempts; /* Reset failure retry */
358 int retries; /* Timeout failure retry in reset_post */
360 * At the time of global or IMP reset, the command cannot be sent to
361 * stop the tx/rx queues. Tx/Rx queues may be access mbuf during the
362 * reset process, so the mbuf is required to be released after the reset
363 * is completed.The mbuf_deferred_free is used to mark whether mbuf
364 * needs to be released.
366 bool mbuf_deferred_free;
367 struct timeval start_time;
368 struct hns3_reset_stats stats;
369 const struct hns3_reset_ops *ops;
370 struct hns3_wait_data *wait_data;
373 #define HNS3_INTR_MAPPING_VEC_RSV_ONE 0
374 #define HNS3_INTR_MAPPING_VEC_ALL 1
376 #define HNS3_INTR_COALESCE_NON_QL 0
377 #define HNS3_INTR_COALESCE_QL 1
379 #define HNS3_INTR_COALESCE_GL_UINT_2US 0
380 #define HNS3_INTR_COALESCE_GL_UINT_1US 1
382 struct hns3_queue_intr {
384 * interrupt mapping mode.
386 * HNS3_INTR_MAPPING_VEC_RSV_ONE/HNS3_INTR_MAPPING_VEC_ALL
388 * - HNS3_INTR_MAPPING_VEC_RSV_ONE
389 * For some versions of hardware network engine, because of the
390 * hardware constraint, we need implement clearing the mapping
391 * relationship configurations by binding all queues to the last
392 * interrupt vector and reserving the last interrupt vector. This
393 * method results in a decrease of the maximum queues when upper
394 * applications call the rte_eth_dev_configure API function to
395 * enable Rx interrupt.
397 * - HNS3_INTR_MAPPING_VEC_ALL
398 * PMD driver can map/unmmap all interrupt vectors with queues When
399 * Rx interrupt in enabled.
401 uint8_t mapping_mode;
403 * interrupt coalesce mode.
405 * HNS3_INTR_COALESCE_NON_QL/HNS3_INTR_COALESCE_QL
407 * - HNS3_INTR_COALESCE_NON_QL
408 * For some versions of hardware network engine, hardware doesn't
409 * support QL(quanity limiter) algorithm for interrupt coalesce
410 * of queue's interrupt.
412 * - HNS3_INTR_COALESCE_QL
413 * In this mode, hardware support QL(quanity limiter) algorithm for
414 * interrupt coalesce of queue's interrupt.
416 uint8_t coalesce_mode;
418 * The unit of GL(gap limiter) configuration for interrupt coalesce of
421 * HNS3_INTR_COALESCE_GL_UINT_2US/HNS3_INTR_COALESCE_GL_UINT_1US
426 #define HNS3_TSO_SW_CAL_PSEUDO_H_CSUM 0
427 #define HNS3_TSO_HW_CAL_PSEUDO_H_CSUM 1
430 struct rte_eth_dev_data *data;
432 uint8_t revision; /* PCI revision, low byte of class word */
434 struct hns3_mbx_resp_status mbx_resp; /* mailbox response */
435 struct hns3_mbx_arq_ring arq; /* mailbox async rx queue */
436 pthread_t irq_thread_id;
438 unsigned int secondary_cnt; /* Number of secondary processes init'd. */
439 struct hns3_tqp_stats tqp_stats;
440 /* Include Mac stats | Rx stats | Tx stats */
441 struct hns3_mac_stats mac_stats;
445 uint16_t total_tqps_num; /* total task queue pairs of this PF */
446 uint16_t tqps_num; /* num task queue pairs of this function */
447 uint16_t intr_tqps_num; /* num queue pairs mapping interrupt */
448 uint16_t rss_size_max; /* HW defined max RSS task queue */
449 uint16_t rx_buf_len; /* hold min hardware rx buf len */
450 uint16_t num_tx_desc; /* desc num of per tx queue */
451 uint16_t num_rx_desc; /* desc num of per rx queue */
452 uint32_t mng_entry_num; /* number of manager table entry */
453 uint32_t mac_entry_num; /* number of mac-vlan table entry */
455 struct rte_ether_addr mc_addrs[HNS3_MC_MACADDR_NUM];
456 int mc_addrs_num; /* Multicast mac addresses number */
458 /* The configuration info of RSS */
459 struct hns3_rss_conf rss_info;
460 bool rss_dis_flag; /* disable rss flag. true: disable, false: enable */
461 uint16_t rss_ind_tbl_size;
462 uint16_t rss_key_size;
464 uint8_t num_tc; /* Total number of enabled TCs */
466 enum hns3_fc_mode current_mode;
467 enum hns3_fc_mode requested_mode;
468 struct hns3_dcb_info dcb_info;
469 enum hns3_fc_status current_fc_status; /* current flow control status */
470 struct hns3_tc_queue_info tc_queue[HNS3_MAX_TC_NUM];
471 uint16_t used_rx_queues;
472 uint16_t used_tx_queues;
474 /* Config max queue numbers between rx and tx queues from user */
475 uint16_t cfg_max_queues;
476 struct hns3_fake_queue_data fkq_data; /* fake queue data */
477 uint16_t alloc_rss_size; /* RX queue number per TC */
478 uint16_t tx_qnum_per_tc; /* TX queue number per TC */
481 uint32_t max_tm_rate;
483 * The minimum length of the packet supported by hardware in the Tx
486 uint32_t min_tx_pkt_len;
488 struct hns3_queue_intr intr;
492 * HNS3_TSO_SW_CAL_PSEUDO_H_CSUM/HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
494 * - HNS3_TSO_SW_CAL_PSEUDO_H_CSUM
495 * In this mode, because of the hardware constraint, network driver
496 * software need erase the L4 len value of the TCP pseudo header
497 * and recalculate the TCP pseudo header checksum of packets that
500 * - HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
501 * In this mode, hardware support recalculate the TCP pseudo header
502 * checksum of packets that need TSO, so network driver software
503 * not need to recalculate it.
509 * HNS3_SW_SHIFT_AND_DISCARD_MODE/HNS3_HW_SHFIT_AND_DISCARD_MODE
511 * - HNS3_SW_SHIFT_AND_DISCARD_MODE
512 * For some versions of hardware network engine, because of the
513 * hardware limitation, PMD driver needs to detect the PVID status
514 * to work with haredware to implement PVID-related functions.
515 * For example, driver need discard the stripped PVID tag to ensure
516 * the PVID will not report to mbuf and shift the inserted VLAN tag
517 * to avoid port based VLAN covering it.
519 * - HNS3_HW_SHIT_AND_DISCARD_MODE
520 * PMD driver does not need to process PVID-related functions in
521 * I/O process, Hardware will adjust the sequence between port based
522 * VLAN tag and BD VLAN tag automatically and VLAN tag stripped by
523 * PVID will be invisible to driver. And in this mode, hns3 is able
524 * to send a multi-layer VLAN packets when hw VLAN insert offload
528 uint8_t max_non_tso_bd_num; /* max BD number of one non-TSO packet */
530 struct hns3_port_base_vlan_config port_base_vlan_cfg;
532 * PMD setup and configuration is not thread safe. Since it is not
533 * performance sensitive, it is better to guarantee thread-safety
534 * and add device level lock. Adapter control operations which
535 * change its state should acquire the lock.
538 enum hns3_adapter_state adapter_state;
539 struct hns3_reset_data reset;
542 #define HNS3_FLAG_TC_BASE_SCH_MODE 1
543 #define HNS3_FLAG_VNET_BASE_SCH_MODE 2
545 struct hns3_err_msix_intr_stats {
546 uint64_t mac_afifo_tnl_int_cnt;
547 uint64_t ppu_mpf_abn_int_st2_msix_cnt;
548 uint64_t ssu_port_based_pf_int_cnt;
549 uint64_t ppp_pf_abnormal_int_cnt;
550 uint64_t ppu_pf_abnormal_int_msix_cnt;
552 uint64_t imp_tcm_ecc_int_cnt;
553 uint64_t cmdq_mem_ecc_int_cnt;
554 uint64_t imp_rd_poison_int_cnt;
555 uint64_t tqp_int_ecc_int_cnt;
556 uint64_t msix_ecc_int_cnt;
557 uint64_t ssu_ecc_multi_bit_int_0_cnt;
558 uint64_t ssu_ecc_multi_bit_int_1_cnt;
559 uint64_t ssu_common_ecc_int_cnt;
560 uint64_t igu_int_cnt;
561 uint64_t ppp_mpf_abnormal_int_st1_cnt;
562 uint64_t ppp_mpf_abnormal_int_st3_cnt;
563 uint64_t ppu_mpf_abnormal_int_st1_cnt;
564 uint64_t ppu_mpf_abn_int_st2_ras_cnt;
565 uint64_t ppu_mpf_abnormal_int_st3_cnt;
566 uint64_t tm_sch_int_cnt;
567 uint64_t qcn_fifo_int_cnt;
568 uint64_t qcn_ecc_int_cnt;
569 uint64_t ncsi_ecc_int_cnt;
570 uint64_t ssu_port_based_err_int_cnt;
571 uint64_t ssu_fifo_overflow_int_cnt;
572 uint64_t ssu_ets_tcg_int_cnt;
573 uint64_t igu_egu_tnl_int_cnt;
574 uint64_t ppu_pf_abnormal_int_ras_cnt;
577 /* vlan entry information. */
578 struct hns3_user_vlan_table {
579 LIST_ENTRY(hns3_user_vlan_table) next;
584 /* Vlan tag configuration for RX direction */
585 struct hns3_rx_vtag_cfg {
586 bool rx_vlan_offload_en; /* Whether enable rx vlan offload */
587 bool strip_tag1_en; /* Whether strip inner vlan tag */
588 bool strip_tag2_en; /* Whether strip outer vlan tag */
590 * If strip_tag_en is enabled, this bit decide whether to map the vlan
593 bool strip_tag1_discard_en;
594 bool strip_tag2_discard_en;
596 * If this bit is enabled, only map inner/outer priority to descriptor
597 * and the vlan tag is always 0.
599 bool vlan1_vlan_prionly;
600 bool vlan2_vlan_prionly;
603 /* Vlan tag configuration for TX direction */
604 struct hns3_tx_vtag_cfg {
605 bool accept_tag1; /* Whether accept tag1 packet from host */
606 bool accept_untag1; /* Whether accept untag1 packet from host */
609 bool insert_tag1_en; /* Whether insert outer vlan tag */
610 bool insert_tag2_en; /* Whether insert inner vlan tag */
612 * In shift mode, hw will shift the sequence of port based VLAN and
615 bool tag_shift_mode_en; /* hw shift vlan tag automatically */
616 uint16_t default_tag1; /* The default outer vlan tag to insert */
617 uint16_t default_tag2; /* The default inner vlan tag to insert */
620 struct hns3_vtag_cfg {
621 struct hns3_rx_vtag_cfg rx_vcfg;
622 struct hns3_tx_vtag_cfg tx_vcfg;
625 /* Request types for IPC. */
626 enum hns3_mp_req_type {
627 HNS3_MP_REQ_START_RXTX = 1,
628 HNS3_MP_REQ_STOP_RXTX,
632 /* Pameters for IPC. */
633 struct hns3_mp_param {
634 enum hns3_mp_req_type type;
639 /* Request timeout for IPC. */
640 #define HNS3_MP_REQ_TIMEOUT_SEC 5
642 /* Key string for IPC. */
643 #define HNS3_MP_NAME "net_hns3_mp"
645 #define HNS3_L2TBL_NUM 4
646 #define HNS3_L3TBL_NUM 16
647 #define HNS3_L4TBL_NUM 16
648 #define HNS3_OL3TBL_NUM 16
649 #define HNS3_OL4TBL_NUM 16
651 struct hns3_ptype_table {
652 uint32_t l2table[HNS3_L2TBL_NUM];
653 uint32_t l3table[HNS3_L3TBL_NUM];
654 uint32_t l4table[HNS3_L4TBL_NUM];
655 uint32_t inner_l2table[HNS3_L2TBL_NUM];
656 uint32_t inner_l3table[HNS3_L3TBL_NUM];
657 uint32_t inner_l4table[HNS3_L4TBL_NUM];
658 uint32_t ol3table[HNS3_OL3TBL_NUM];
659 uint32_t ol4table[HNS3_OL4TBL_NUM];
663 struct hns3_adapter *adapter;
665 uint16_t func_num; /* num functions of this pf, include pf and vfs */
667 uint32_t pkt_buf_size; /* Total pf buf size for tx/rx */
668 uint32_t tx_buf_size; /* Tx buffer size for each TC */
669 uint32_t dv_buf_size; /* Dv buffer size for each TC */
671 uint16_t mps; /* Max packet size */
674 uint8_t tc_max; /* max number of tc driver supported */
675 uint8_t local_max_tc; /* max number of local tc */
677 uint8_t prio_tc[HNS3_MAX_USER_PRIO]; /* TC indexed by prio */
679 bool support_fc_autoneg; /* support FC autonegotiate */
681 uint16_t wanted_umv_size;
682 uint16_t max_umv_size;
683 uint16_t used_umv_size;
685 /* Statistics information for abnormal interrupt */
686 struct hns3_err_msix_intr_stats abn_int_stats;
688 bool support_sfp_query;
690 struct hns3_vtag_cfg vtag_config;
691 LIST_HEAD(vlan_tbl, hns3_user_vlan_table) vlan_list;
693 struct hns3_fdir_info fdir; /* flow director info */
694 LIST_HEAD(counters, hns3_flow_counter) flow_counters;
698 struct hns3_adapter *adapter;
701 struct hns3_adapter {
704 /* Specific for PF or VF */
705 bool is_vf; /* false - PF, true - VF */
711 bool rx_simple_allowed;
713 bool tx_simple_allowed;
716 struct hns3_ptype_table ptype_tbl __rte_cache_min_aligned;
719 #define HNS3_DEV_SUPPORT_DCB_B 0x0
720 #define HNS3_DEV_SUPPORT_COPPER_B 0x1
721 #define HNS3_DEV_SUPPORT_UDP_GSO_B 0x2
722 #define HNS3_DEV_SUPPORT_FD_QUEUE_REGION_B 0x3
723 #define HNS3_DEV_SUPPORT_PTP_B 0x4
724 #define HNS3_DEV_SUPPORT_TX_PUSH_B 0x5
725 #define HNS3_DEV_SUPPORT_INDEP_TXRX_B 0x6
726 #define HNS3_DEV_SUPPORT_STASH_B 0x7
728 #define hns3_dev_dcb_supported(hw) \
729 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_DCB_B)
731 /* Support copper media type */
732 #define hns3_dev_copper_supported(hw) \
733 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_COPPER_B)
735 /* Support UDP GSO offload */
736 #define hns3_dev_udp_gso_supported(hw) \
737 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_UDP_GSO_B)
739 /* Support the queue region action rule of flow directory */
740 #define hns3_dev_fd_queue_region_supported(hw) \
741 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_FD_QUEUE_REGION_B)
743 /* Support PTP timestamp offload */
744 #define hns3_dev_ptp_supported(hw) \
745 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_PTP_B)
747 #define hns3_dev_tx_push_supported(hw) \
748 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_TX_PUSH_B)
750 /* Support to Independently enable/disable/reset Tx or Rx queues */
751 #define hns3_dev_indep_txrx_supported(hw) \
752 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_INDEP_TXRX_B)
754 #define hns3_dev_stash_supported(hw) \
755 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_STASH_B)
757 #define HNS3_DEV_PRIVATE_TO_HW(adapter) \
758 (&((struct hns3_adapter *)adapter)->hw)
759 #define HNS3_DEV_PRIVATE_TO_ADAPTER(adapter) \
760 ((struct hns3_adapter *)adapter)
761 #define HNS3_DEV_PRIVATE_TO_PF(adapter) \
762 (&((struct hns3_adapter *)adapter)->pf)
763 #define HNS3VF_DEV_PRIVATE_TO_VF(adapter) \
764 (&((struct hns3_adapter *)adapter)->vf)
765 #define HNS3_DEV_HW_TO_ADAPTER(hw) \
766 container_of(hw, struct hns3_adapter, hw)
768 #define hns3_set_field(origin, mask, shift, val) \
770 (origin) &= (~(mask)); \
771 (origin) |= ((val) << (shift)) & (mask); \
773 #define hns3_get_field(origin, mask, shift) \
774 (((origin) & (mask)) >> (shift))
775 #define hns3_set_bit(origin, shift, val) \
776 hns3_set_field((origin), (0x1UL << (shift)), (shift), (val))
777 #define hns3_get_bit(origin, shift) \
778 hns3_get_field((origin), (0x1UL << (shift)), (shift))
781 * upper_32_bits - return bits 32-63 of a number
782 * A basic shift-right of a 64- or 32-bit quantity. Use this to suppress
783 * the "right shift count >= width of type" warning when that quantity is
786 #define upper_32_bits(n) ((uint32_t)(((n) >> 16) >> 16))
788 /* lower_32_bits - return bits 0-31 of a number */
789 #define lower_32_bits(n) ((uint32_t)(n))
791 #define BIT(nr) (1UL << (nr))
793 #define BIT_ULL(x) (1ULL << (x))
795 #define BITS_PER_LONG (__SIZEOF_LONG__ * 8)
796 #define GENMASK(h, l) \
797 (((~0UL) << (l)) & (~0UL >> (BITS_PER_LONG - 1 - (h))))
799 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
800 #define rounddown(x, y) ((x) - ((x) % (y)))
802 #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
805 * Because hardware always access register in little-endian mode based on hns3
806 * network engine, so driver should also call rte_cpu_to_le_32 to convert data
807 * in little-endian mode before writing register and call rte_le_to_cpu_32 to
808 * convert data after reading from register.
810 * Here the driver encapsulates the data conversion operation in the register
811 * read/write operation function as below:
815 * Therefore, when calling these functions, conversion is not required again.
817 static inline void hns3_write_reg(void *base, uint32_t reg, uint32_t value)
819 rte_write32(rte_cpu_to_le_32(value),
820 (volatile void *)((char *)base + reg));
824 * The optimized function for writing registers used in the '.rx_pkt_burst' and
825 * '.tx_pkt_burst' ops implementation function.
827 static inline void hns3_write_reg_opt(volatile void *addr, uint32_t value)
830 rte_write32_relaxed(rte_cpu_to_le_32(value), addr);
833 static inline uint32_t hns3_read_reg(void *base, uint32_t reg)
835 uint32_t read_val = rte_read32((volatile void *)((char *)base + reg));
836 return rte_le_to_cpu_32(read_val);
839 #define hns3_write_dev(a, reg, value) \
840 hns3_write_reg((a)->io_base, (reg), (value))
842 #define hns3_read_dev(a, reg) \
843 hns3_read_reg((a)->io_base, (reg))
845 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
847 #define NEXT_ITEM_OF_ACTION(act, actions, index) \
849 act = (actions) + (index); \
850 while (act->type == RTE_FLOW_ACTION_TYPE_VOID) { \
852 act = actions + index; \
856 #define MSEC_PER_SEC 1000L
857 #define USEC_PER_MSEC 1000L
859 static inline uint64_t
860 get_timeofday_ms(void)
864 (void)gettimeofday(&tv, NULL);
866 return (uint64_t)tv.tv_sec * MSEC_PER_SEC + tv.tv_usec / USEC_PER_MSEC;
869 static inline uint64_t
870 hns3_atomic_test_bit(unsigned int nr, volatile uint64_t *addr)
874 res = (__atomic_load_n(addr, __ATOMIC_RELAXED) & (1UL << nr)) != 0;
879 hns3_atomic_set_bit(unsigned int nr, volatile uint64_t *addr)
881 __atomic_fetch_or(addr, (1UL << nr), __ATOMIC_RELAXED);
885 hns3_atomic_clear_bit(unsigned int nr, volatile uint64_t *addr)
887 __atomic_fetch_and(addr, ~(1UL << nr), __ATOMIC_RELAXED);
890 static inline int64_t
891 hns3_test_and_clear_bit(unsigned int nr, volatile uint64_t *addr)
893 uint64_t mask = (1UL << nr);
895 return __atomic_fetch_and(addr, ~mask, __ATOMIC_RELAXED) & mask;
898 int hns3_buffer_alloc(struct hns3_hw *hw);
899 int hns3_dev_filter_ctrl(struct rte_eth_dev *dev,
900 enum rte_filter_type filter_type,
901 enum rte_filter_op filter_op, void *arg);
902 bool hns3_is_reset_pending(struct hns3_adapter *hns);
903 bool hns3vf_is_reset_pending(struct hns3_adapter *hns);
904 void hns3_update_link_status(struct hns3_hw *hw);
907 is_reset_pending(struct hns3_adapter *hns)
911 ret = hns3vf_is_reset_pending(hns);
913 ret = hns3_is_reset_pending(hns);
917 static inline uint64_t
918 hns3_txvlan_cap_get(struct hns3_hw *hw)
920 if (hw->port_base_vlan_cfg.state)
921 return DEV_TX_OFFLOAD_VLAN_INSERT;
923 return DEV_TX_OFFLOAD_VLAN_INSERT | DEV_TX_OFFLOAD_QINQ_INSERT;
926 #endif /* _HNS3_ETHDEV_H_ */