1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018-2019 Hisilicon Limited.
5 #ifndef _HNS3_ETHDEV_H_
6 #define _HNS3_ETHDEV_H_
9 #include <ethdev_driver.h>
10 #include <rte_byteorder.h>
12 #include <rte_spinlock.h>
17 #include "hns3_fdir.h"
18 #include "hns3_stats.h"
22 #define PCI_VENDOR_ID_HUAWEI 0x19e5
25 #define HNS3_DEV_ID_GE 0xA220
26 #define HNS3_DEV_ID_25GE 0xA221
27 #define HNS3_DEV_ID_25GE_RDMA 0xA222
28 #define HNS3_DEV_ID_50GE_RDMA 0xA224
29 #define HNS3_DEV_ID_100G_RDMA_MACSEC 0xA226
30 #define HNS3_DEV_ID_200G_RDMA 0xA228
31 #define HNS3_DEV_ID_100G_VF 0xA22E
32 #define HNS3_DEV_ID_100G_RDMA_PFC_VF 0xA22F
34 /* PCI Config offsets */
35 #define HNS3_PCI_REVISION_ID 0x08
36 #define HNS3_PCI_REVISION_ID_LEN 1
38 #define PCI_REVISION_ID_HIP08_B 0x21
39 #define PCI_REVISION_ID_HIP09_A 0x30
41 #define HNS3_PF_FUNC_ID 0
42 #define HNS3_1ST_VF_FUNC_ID 1
44 #define HNS3_SW_SHIFT_AND_DISCARD_MODE 0
45 #define HNS3_HW_SHIFT_AND_DISCARD_MODE 1
47 #define HNS3_UNLIMIT_PROMISC_MODE 0
48 #define HNS3_LIMIT_PROMISC_MODE 1
50 #define HNS3_UC_MACADDR_NUM 128
51 #define HNS3_VF_UC_MACADDR_NUM 48
52 #define HNS3_MC_MACADDR_NUM 128
54 #define HNS3_MAX_BD_SIZE 65535
55 #define HNS3_MAX_NON_TSO_BD_PER_PKT 8
56 #define HNS3_MAX_TSO_BD_PER_PKT 63
57 #define HNS3_MAX_FRAME_LEN 9728
58 #define HNS3_VLAN_TAG_SIZE 4
59 #define HNS3_DEFAULT_RX_BUF_LEN 2048
60 #define HNS3_MAX_BD_PAYLEN (1024 * 1024 - 1)
61 #define HNS3_MAX_TSO_HDR_SIZE 512
62 #define HNS3_MAX_TSO_HDR_BD_NUM 3
63 #define HNS3_MAX_LRO_SIZE 64512
65 #define HNS3_ETH_OVERHEAD \
66 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + HNS3_VLAN_TAG_SIZE * 2)
67 #define HNS3_PKTLEN_TO_MTU(pktlen) ((pktlen) - HNS3_ETH_OVERHEAD)
68 #define HNS3_MAX_MTU (HNS3_MAX_FRAME_LEN - HNS3_ETH_OVERHEAD)
69 #define HNS3_DEFAULT_MTU 1500UL
70 #define HNS3_DEFAULT_FRAME_LEN (HNS3_DEFAULT_MTU + HNS3_ETH_OVERHEAD)
71 #define HNS3_HIP08_MIN_TX_PKT_LEN 33
72 #define HNS3_HIP09_MIN_TX_PKT_LEN 9
74 #define HNS3_BITS_PER_BYTE 8
79 #define HNS3_MAX_PF_NUM 8
80 #define HNS3_UMV_TBL_SIZE 3072
81 #define HNS3_DEFAULT_UMV_SPACE_PER_PF \
82 (HNS3_UMV_TBL_SIZE / HNS3_MAX_PF_NUM)
84 #define HNS3_PF_CFG_BLOCK_SIZE 32
85 #define HNS3_PF_CFG_DESC_NUM \
86 (HNS3_PF_CFG_BLOCK_SIZE / HNS3_CFG_RD_LEN_BYTES)
88 #define HNS3_DEFAULT_ENABLE_PFC_NUM 0
90 #define HNS3_INTR_UNREG_FAIL_RETRY_CNT 5
91 #define HNS3_INTR_UNREG_FAIL_DELAY_MS 500
93 #define HNS3_QUIT_RESET_CNT 10
94 #define HNS3_QUIT_RESET_DELAY_MS 100
96 #define HNS3_POLL_RESPONE_MS 1
98 #define HNS3_MAX_USER_PRIO 8
108 #define HNS3_SCH_MODE_SP 0
109 #define HNS3_SCH_MODE_DWRR 1
110 struct hns3_pg_info {
112 uint8_t pg_sch_mode; /* 0: sp; 1: dwrr */
115 uint8_t tc_dwrr[HNS3_MAX_TC_NUM];
118 struct hns3_tc_info {
120 uint8_t tc_sch_mode; /* 0: sp; 1: dwrr */
123 uint8_t up_to_tc_map; /* user priority maping on the TC */
126 struct hns3_dcb_info {
128 uint8_t num_pg; /* It must be 1 if vNET-Base schd */
129 uint8_t pg_dwrr[HNS3_PG_NUM];
130 uint8_t prio_tc[HNS3_MAX_USER_PRIO];
131 struct hns3_pg_info pg_info[HNS3_PG_NUM];
132 struct hns3_tc_info tc_info[HNS3_MAX_TC_NUM];
133 uint8_t hw_pfc_map; /* Allow for packet drop or not on this TC */
134 uint8_t pfc_en; /* Pfc enabled or not for user priority */
137 enum hns3_fc_status {
139 HNS3_FC_STATUS_MAC_PAUSE,
143 struct hns3_tc_queue_info {
144 uint16_t tqp_offset; /* TQP offset from base TQP */
145 uint16_t tqp_count; /* Total TQPs */
146 uint8_t tc; /* TC index */
147 bool enable; /* If this TC is enable or not */
151 uint8_t vmdq_vport_num;
153 uint16_t tqp_desc_num;
155 uint16_t rss_size_max;
158 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
159 uint8_t default_speed;
160 uint32_t numa_node_map;
161 uint8_t speed_ability;
166 enum hns3_media_type {
167 HNS3_MEDIA_TYPE_UNKNOWN,
168 HNS3_MEDIA_TYPE_FIBER,
169 HNS3_MEDIA_TYPE_COPPER,
170 HNS3_MEDIA_TYPE_BACKPLANE,
171 HNS3_MEDIA_TYPE_NONE,
175 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
176 bool default_addr_setted; /* whether default addr(mac_addr) is set */
179 uint8_t link_duplex : 1; /* ETH_LINK_[HALF/FULL]_DUPLEX */
180 uint8_t link_autoneg : 1; /* ETH_LINK_[AUTONEG/FIXED] */
181 uint8_t link_status : 1; /* ETH_LINK_[DOWN/UP] */
182 uint32_t link_speed; /* ETH_SPEED_NUM_ */
185 struct hns3_fake_queue_data {
186 void **rx_queues; /* Array of pointers to fake RX queues. */
187 void **tx_queues; /* Array of pointers to fake TX queues. */
188 uint16_t nb_fake_rx_queues; /* Number of fake RX queues. */
189 uint16_t nb_fake_tx_queues; /* Number of fake TX queues. */
192 #define HNS3_PORT_BASE_VLAN_DISABLE 0
193 #define HNS3_PORT_BASE_VLAN_ENABLE 1
194 struct hns3_port_base_vlan_config {
199 /* Primary process maintains driver state in main thread.
202 * | UNINITIALIZED |<-----------+
203 * +---------------+ |
204 * |.eth_dev_init |.eth_dev_uninit
206 * +---------------+------------+
208 * +---------------+<-----------<---------------+
209 * |.dev_configure | |
211 * +---------------+------------+ |
213 * +---------------+----+ |
215 * | | +---------------+
217 * | | +---------------+
219 * V |.dev_configure |
220 * +---------------+----+ |.dev_close
221 * | CONFIGURED |----------------------------+
222 * +---------------+<-----------+
225 * +---------------+ |
226 * | STARTING |------------^
227 * +---------------+ failed |
229 * | +---------------+
231 * | +---------------+
234 * +---------------+------------+
238 enum hns3_adapter_state {
239 HNS3_NIC_UNINITIALIZED = 0,
240 HNS3_NIC_INITIALIZED,
241 HNS3_NIC_CONFIGURING,
252 /* Reset various stages, execute in order */
253 enum hns3_reset_stage {
254 /* Stop query services, stop transceiver, disable MAC */
256 /* Clear reset completion flags, disable send command */
258 /* Inform IMP to start resetting */
259 RESET_STAGE_REQ_HW_RESET,
260 /* Waiting for hardware reset to complete */
262 /* Reinitialize hardware */
263 RESET_STAGE_DEV_INIT,
264 /* Restore user settings and enable MAC */
266 /* Restart query services, start transceiver */
268 /* Not in reset state */
272 enum hns3_reset_level {
274 HNS3_VF_FUNC_RESET, /* A VF function reset */
276 * All VFs under a PF perform function reset.
277 * Kernel PF driver use mailbox to inform DPDK VF to do reset, the value
278 * of the reset level and the one defined in kernel driver should be
281 HNS3_VF_PF_FUNC_RESET = 2,
283 * All VFs under a PF perform FLR reset.
284 * Kernel PF driver use mailbox to inform DPDK VF to do reset, the value
285 * of the reset level and the one defined in kernel driver should be
288 * According to the protocol of PCIe, FLR to a PF resets the PF state as
289 * well as the SR-IOV extended capability including VF Enable which
290 * means that VFs no longer exist.
292 * In PF FLR, the register state of VF is not reliable, VF's driver
293 * should not access the registers of the VF device.
295 HNS3_VF_FULL_RESET = 3,
296 HNS3_FLR_RESET, /* A VF perform FLR reset */
297 /* All VFs under the rootport perform a global or IMP reset */
299 HNS3_FUNC_RESET, /* A PF function reset */
300 /* All PFs under the rootport perform a global reset */
302 HNS3_IMP_RESET, /* All PFs under the rootport perform a IMP reset */
306 enum hns3_wait_result {
313 #define HNS3_RESET_SYNC_US 100000
315 struct hns3_reset_stats {
316 uint64_t request_cnt; /* Total request reset times */
317 uint64_t global_cnt; /* Total GLOBAL reset times */
318 uint64_t imp_cnt; /* Total IMP reset times */
319 uint64_t exec_cnt; /* Total reset executive times */
320 uint64_t success_cnt; /* Total reset successful times */
321 uint64_t fail_cnt; /* Total reset failed times */
322 uint64_t merge_cnt; /* Total merged in high reset times */
325 typedef bool (*check_completion_func)(struct hns3_hw *hw);
327 struct hns3_wait_data {
332 enum hns3_wait_result result;
333 check_completion_func check_completion;
336 struct hns3_reset_ops {
337 void (*reset_service)(void *arg);
338 int (*stop_service)(struct hns3_adapter *hns);
339 int (*prepare_reset)(struct hns3_adapter *hns);
340 int (*wait_hardware_ready)(struct hns3_adapter *hns);
341 int (*reinit_dev)(struct hns3_adapter *hns);
342 int (*restore_conf)(struct hns3_adapter *hns);
343 int (*start_service)(struct hns3_adapter *hns);
353 struct hns3_reset_data {
354 enum hns3_reset_stage stage;
356 /* Reset flag, covering the entire reset process */
358 /* Used to disable sending cmds during reset */
359 uint16_t disable_cmd;
360 /* The reset level being processed */
361 enum hns3_reset_level level;
362 /* Reset level set, each bit represents a reset level */
364 /* Request reset level set, from interrupt or mailbox */
366 int attempts; /* Reset failure retry */
367 int retries; /* Timeout failure retry in reset_post */
369 * At the time of global or IMP reset, the command cannot be sent to
370 * stop the tx/rx queues. Tx/Rx queues may be access mbuf during the
371 * reset process, so the mbuf is required to be released after the reset
372 * is completed.The mbuf_deferred_free is used to mark whether mbuf
373 * needs to be released.
375 bool mbuf_deferred_free;
376 struct timeval start_time;
377 struct hns3_reset_stats stats;
378 const struct hns3_reset_ops *ops;
379 struct hns3_wait_data *wait_data;
382 #define HNS3_INTR_MAPPING_VEC_RSV_ONE 0
383 #define HNS3_INTR_MAPPING_VEC_ALL 1
385 #define HNS3_INTR_COALESCE_GL_UINT_2US 0
386 #define HNS3_INTR_COALESCE_GL_UINT_1US 1
388 #define HNS3_INTR_QL_NONE 0
390 struct hns3_queue_intr {
392 * interrupt mapping mode.
394 * HNS3_INTR_MAPPING_VEC_RSV_ONE/HNS3_INTR_MAPPING_VEC_ALL
396 * - HNS3_INTR_MAPPING_VEC_RSV_ONE
397 * For some versions of hardware network engine, because of the
398 * hardware constraint, we need implement clearing the mapping
399 * relationship configurations by binding all queues to the last
400 * interrupt vector and reserving the last interrupt vector. This
401 * method results in a decrease of the maximum queues when upper
402 * applications call the rte_eth_dev_configure API function to
403 * enable Rx interrupt.
405 * - HNS3_INTR_MAPPING_VEC_ALL
406 * PMD driver can map/unmmap all interrupt vectors with queues When
407 * Rx interrupt in enabled.
409 uint8_t mapping_mode;
411 * The unit of GL(gap limiter) configuration for interrupt coalesce of
414 * HNS3_INTR_COALESCE_GL_UINT_2US/HNS3_INTR_COALESCE_GL_UINT_1US
417 /* The max QL(quantity limiter) value */
421 #define HNS3_TSO_SW_CAL_PSEUDO_H_CSUM 0
422 #define HNS3_TSO_HW_CAL_PSEUDO_H_CSUM 1
425 struct rte_eth_dev_data *data;
427 uint8_t revision; /* PCI revision, low byte of class word */
429 struct hns3_mbx_resp_status mbx_resp; /* mailbox response */
430 struct hns3_mbx_arq_ring arq; /* mailbox async rx queue */
431 pthread_t irq_thread_id;
433 unsigned int secondary_cnt; /* Number of secondary processes init'd. */
434 struct hns3_tqp_stats tqp_stats;
435 /* Include Mac stats | Rx stats | Tx stats */
436 struct hns3_mac_stats mac_stats;
440 uint16_t total_tqps_num; /* total task queue pairs of this PF */
441 uint16_t tqps_num; /* num task queue pairs of this function */
442 uint16_t intr_tqps_num; /* num queue pairs mapping interrupt */
443 uint16_t rss_size_max; /* HW defined max RSS task queue */
444 uint16_t rx_buf_len; /* hold min hardware rx buf len */
445 uint16_t num_tx_desc; /* desc num of per tx queue */
446 uint16_t num_rx_desc; /* desc num of per rx queue */
447 uint32_t mng_entry_num; /* number of manager table entry */
448 uint32_t mac_entry_num; /* number of mac-vlan table entry */
450 struct rte_ether_addr mc_addrs[HNS3_MC_MACADDR_NUM];
451 int mc_addrs_num; /* Multicast mac addresses number */
453 /* The configuration info of RSS */
454 struct hns3_rss_conf rss_info;
455 bool rss_dis_flag; /* disable rss flag. true: disable, false: enable */
456 uint16_t rss_ind_tbl_size;
457 uint16_t rss_key_size;
459 uint8_t num_tc; /* Total number of enabled TCs */
461 enum hns3_fc_mode current_mode;
462 enum hns3_fc_mode requested_mode;
463 struct hns3_dcb_info dcb_info;
464 enum hns3_fc_status current_fc_status; /* current flow control status */
465 struct hns3_tc_queue_info tc_queue[HNS3_MAX_TC_NUM];
466 uint16_t used_rx_queues;
467 uint16_t used_tx_queues;
469 /* Config max queue numbers between rx and tx queues from user */
470 uint16_t cfg_max_queues;
471 struct hns3_fake_queue_data fkq_data; /* fake queue data */
472 uint16_t alloc_rss_size; /* RX queue number per TC */
473 uint16_t tx_qnum_per_tc; /* TX queue number per TC */
476 uint32_t max_tm_rate;
478 * The minimum length of the packet supported by hardware in the Tx
481 uint32_t min_tx_pkt_len;
483 struct hns3_queue_intr intr;
487 * HNS3_TSO_SW_CAL_PSEUDO_H_CSUM/HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
489 * - HNS3_TSO_SW_CAL_PSEUDO_H_CSUM
490 * In this mode, because of the hardware constraint, network driver
491 * software need erase the L4 len value of the TCP pseudo header
492 * and recalculate the TCP pseudo header checksum of packets that
495 * - HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
496 * In this mode, hardware support recalculate the TCP pseudo header
497 * checksum of packets that need TSO, so network driver software
498 * not need to recalculate it.
504 * HNS3_SW_SHIFT_AND_DISCARD_MODE/HNS3_HW_SHFIT_AND_DISCARD_MODE
506 * - HNS3_SW_SHIFT_AND_DISCARD_MODE
507 * For some versions of hardware network engine, because of the
508 * hardware limitation, PMD driver needs to detect the PVID status
509 * to work with haredware to implement PVID-related functions.
510 * For example, driver need discard the stripped PVID tag to ensure
511 * the PVID will not report to mbuf and shift the inserted VLAN tag
512 * to avoid port based VLAN covering it.
514 * - HNS3_HW_SHIT_AND_DISCARD_MODE
515 * PMD driver does not need to process PVID-related functions in
516 * I/O process, Hardware will adjust the sequence between port based
517 * VLAN tag and BD VLAN tag automatically and VLAN tag stripped by
518 * PVID will be invisible to driver. And in this mode, hns3 is able
519 * to send a multi-layer VLAN packets when hw VLAN insert offload
526 * HNS3_UNLIMIT_PROMISC_MODE/HNS3_LIMIT_PROMISC_MODE
528 * - HNS3_UNLIMIT_PROMISC_MODE
529 * In this mode, TX unicast promisc will be configured when promisc
530 * is set, driver can receive all the ingress and outgoing traffic.
531 * In the words, all the ingress packets, all the packets sent from
532 * the PF and other VFs on the same physical port.
534 * - HNS3_LIMIT_PROMISC_MODE
535 * In this mode, TX unicast promisc is shutdown when promisc mode
536 * is set. So, driver will only receive all the ingress traffic.
537 * The packets sent from the PF and other VFs on the same physical
538 * port won't be copied to the function which has set promisc mode.
540 uint8_t promisc_mode;
541 uint8_t max_non_tso_bd_num; /* max BD number of one non-TSO packet */
543 struct hns3_port_base_vlan_config port_base_vlan_cfg;
545 * PMD setup and configuration is not thread safe. Since it is not
546 * performance sensitive, it is better to guarantee thread-safety
547 * and add device level lock. Adapter control operations which
548 * change its state should acquire the lock.
551 enum hns3_adapter_state adapter_state;
552 struct hns3_reset_data reset;
555 #define HNS3_FLAG_TC_BASE_SCH_MODE 1
556 #define HNS3_FLAG_VNET_BASE_SCH_MODE 2
558 struct hns3_err_msix_intr_stats {
559 uint64_t mac_afifo_tnl_int_cnt;
560 uint64_t ppu_mpf_abn_int_st2_msix_cnt;
561 uint64_t ssu_port_based_pf_int_cnt;
562 uint64_t ppp_pf_abnormal_int_cnt;
563 uint64_t ppu_pf_abnormal_int_msix_cnt;
565 uint64_t imp_tcm_ecc_int_cnt;
566 uint64_t cmdq_mem_ecc_int_cnt;
567 uint64_t imp_rd_poison_int_cnt;
568 uint64_t tqp_int_ecc_int_cnt;
569 uint64_t msix_ecc_int_cnt;
570 uint64_t ssu_ecc_multi_bit_int_0_cnt;
571 uint64_t ssu_ecc_multi_bit_int_1_cnt;
572 uint64_t ssu_common_ecc_int_cnt;
573 uint64_t igu_int_cnt;
574 uint64_t ppp_mpf_abnormal_int_st1_cnt;
575 uint64_t ppp_mpf_abnormal_int_st3_cnt;
576 uint64_t ppu_mpf_abnormal_int_st1_cnt;
577 uint64_t ppu_mpf_abn_int_st2_ras_cnt;
578 uint64_t ppu_mpf_abnormal_int_st3_cnt;
579 uint64_t tm_sch_int_cnt;
580 uint64_t qcn_fifo_int_cnt;
581 uint64_t qcn_ecc_int_cnt;
582 uint64_t ncsi_ecc_int_cnt;
583 uint64_t ssu_port_based_err_int_cnt;
584 uint64_t ssu_fifo_overflow_int_cnt;
585 uint64_t ssu_ets_tcg_int_cnt;
586 uint64_t igu_egu_tnl_int_cnt;
587 uint64_t ppu_pf_abnormal_int_ras_cnt;
590 /* vlan entry information. */
591 struct hns3_user_vlan_table {
592 LIST_ENTRY(hns3_user_vlan_table) next;
597 /* Vlan tag configuration for RX direction */
598 struct hns3_rx_vtag_cfg {
599 bool rx_vlan_offload_en; /* Whether enable rx vlan offload */
600 bool strip_tag1_en; /* Whether strip inner vlan tag */
601 bool strip_tag2_en; /* Whether strip outer vlan tag */
603 * If strip_tag_en is enabled, this bit decide whether to map the vlan
606 bool strip_tag1_discard_en;
607 bool strip_tag2_discard_en;
609 * If this bit is enabled, only map inner/outer priority to descriptor
610 * and the vlan tag is always 0.
612 bool vlan1_vlan_prionly;
613 bool vlan2_vlan_prionly;
616 /* Vlan tag configuration for TX direction */
617 struct hns3_tx_vtag_cfg {
618 bool accept_tag1; /* Whether accept tag1 packet from host */
619 bool accept_untag1; /* Whether accept untag1 packet from host */
622 bool insert_tag1_en; /* Whether insert outer vlan tag */
623 bool insert_tag2_en; /* Whether insert inner vlan tag */
625 * In shift mode, hw will shift the sequence of port based VLAN and
628 bool tag_shift_mode_en; /* hw shift vlan tag automatically */
629 uint16_t default_tag1; /* The default outer vlan tag to insert */
630 uint16_t default_tag2; /* The default inner vlan tag to insert */
633 struct hns3_vtag_cfg {
634 struct hns3_rx_vtag_cfg rx_vcfg;
635 struct hns3_tx_vtag_cfg tx_vcfg;
638 /* Request types for IPC. */
639 enum hns3_mp_req_type {
640 HNS3_MP_REQ_START_RXTX = 1,
641 HNS3_MP_REQ_STOP_RXTX,
645 /* Pameters for IPC. */
646 struct hns3_mp_param {
647 enum hns3_mp_req_type type;
652 /* Request timeout for IPC. */
653 #define HNS3_MP_REQ_TIMEOUT_SEC 5
655 /* Key string for IPC. */
656 #define HNS3_MP_NAME "net_hns3_mp"
658 #define HNS3_L2TBL_NUM 4
659 #define HNS3_L3TBL_NUM 16
660 #define HNS3_L4TBL_NUM 16
661 #define HNS3_OL2TBL_NUM 4
662 #define HNS3_OL3TBL_NUM 16
663 #define HNS3_OL4TBL_NUM 16
665 struct hns3_ptype_table {
666 uint32_t l2l3table[HNS3_L2TBL_NUM][HNS3_L3TBL_NUM];
667 uint32_t l4table[HNS3_L4TBL_NUM];
668 uint32_t inner_l2table[HNS3_L2TBL_NUM];
669 uint32_t inner_l3table[HNS3_L3TBL_NUM];
670 uint32_t inner_l4table[HNS3_L4TBL_NUM];
671 uint32_t ol2table[HNS3_OL2TBL_NUM];
672 uint32_t ol3table[HNS3_OL3TBL_NUM];
673 uint32_t ol4table[HNS3_OL4TBL_NUM];
676 #define HNS3_FIXED_MAX_TQP_NUM_MODE 0
677 #define HNS3_FLEX_MAX_TQP_NUM_MODE 1
680 struct hns3_adapter *adapter;
682 uint16_t func_num; /* num functions of this pf, include pf and vfs */
686 * tqp_config_mode value range:
687 * HNS3_FIXED_MAX_TQP_NUM_MODE,
688 * HNS3_FLEX_MAX_TQP_NUM_MODE
690 * - HNS3_FIXED_MAX_TQP_NUM_MODE
691 * There is a limitation on the number of pf interrupts available for
692 * on some versions of network engines. In this case, the maximum
693 * queue number of pf can not be greater than the interrupt number,
694 * such as pf of network engine with revision_id 0x21. So the maximum
695 * number of queues must be fixed.
697 * - HNS3_FLEX_MAX_TQP_NUM_MODE
698 * In this mode, the maximum queue number of pf has not any constraint
699 * and comes from the macro RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF
700 * in the config file. Users can modify the macro according to their
701 * own application scenarios, which is more flexible to use.
703 uint8_t tqp_config_mode;
705 uint32_t pkt_buf_size; /* Total pf buf size for tx/rx */
706 uint32_t tx_buf_size; /* Tx buffer size for each TC */
707 uint32_t dv_buf_size; /* Dv buffer size for each TC */
709 uint16_t mps; /* Max packet size */
712 uint8_t tc_max; /* max number of tc driver supported */
713 uint8_t local_max_tc; /* max number of local tc */
715 uint8_t prio_tc[HNS3_MAX_USER_PRIO]; /* TC indexed by prio */
717 bool support_fc_autoneg; /* support FC autonegotiate */
719 uint16_t wanted_umv_size;
720 uint16_t max_umv_size;
721 uint16_t used_umv_size;
723 /* Statistics information for abnormal interrupt */
724 struct hns3_err_msix_intr_stats abn_int_stats;
726 bool support_sfp_query;
727 uint32_t fec_mode; /* current FEC mode for ethdev */
729 struct hns3_vtag_cfg vtag_config;
730 LIST_HEAD(vlan_tbl, hns3_user_vlan_table) vlan_list;
732 struct hns3_fdir_info fdir; /* flow director info */
733 LIST_HEAD(counters, hns3_flow_counter) flow_counters;
735 struct hns3_tm_conf tm_conf;
739 struct hns3_adapter *adapter;
742 struct hns3_adapter {
745 /* Specific for PF or VF */
746 bool is_vf; /* false - PF, true - VF */
752 bool rx_simple_allowed;
754 bool tx_simple_allowed;
757 struct hns3_ptype_table ptype_tbl __rte_cache_min_aligned;
760 #define HNS3_DEV_SUPPORT_DCB_B 0x0
761 #define HNS3_DEV_SUPPORT_COPPER_B 0x1
762 #define HNS3_DEV_SUPPORT_UDP_GSO_B 0x2
763 #define HNS3_DEV_SUPPORT_FD_QUEUE_REGION_B 0x3
764 #define HNS3_DEV_SUPPORT_PTP_B 0x4
765 #define HNS3_DEV_SUPPORT_TX_PUSH_B 0x5
766 #define HNS3_DEV_SUPPORT_INDEP_TXRX_B 0x6
767 #define HNS3_DEV_SUPPORT_STASH_B 0x7
769 #define hns3_dev_dcb_supported(hw) \
770 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_DCB_B)
772 /* Support copper media type */
773 #define hns3_dev_copper_supported(hw) \
774 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_COPPER_B)
776 /* Support UDP GSO offload */
777 #define hns3_dev_udp_gso_supported(hw) \
778 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_UDP_GSO_B)
780 /* Support the queue region action rule of flow directory */
781 #define hns3_dev_fd_queue_region_supported(hw) \
782 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_FD_QUEUE_REGION_B)
784 /* Support PTP timestamp offload */
785 #define hns3_dev_ptp_supported(hw) \
786 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_PTP_B)
788 #define hns3_dev_tx_push_supported(hw) \
789 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_TX_PUSH_B)
791 /* Support to Independently enable/disable/reset Tx or Rx queues */
792 #define hns3_dev_indep_txrx_supported(hw) \
793 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_INDEP_TXRX_B)
795 #define hns3_dev_stash_supported(hw) \
796 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_STASH_B)
798 #define HNS3_DEV_PRIVATE_TO_HW(adapter) \
799 (&((struct hns3_adapter *)adapter)->hw)
800 #define HNS3_DEV_PRIVATE_TO_PF(adapter) \
801 (&((struct hns3_adapter *)adapter)->pf)
802 #define HNS3_DEV_HW_TO_ADAPTER(hw) \
803 container_of(hw, struct hns3_adapter, hw)
805 static inline struct hns3_pf *HNS3_DEV_HW_TO_PF(struct hns3_hw *hw)
807 struct hns3_adapter *adapter = HNS3_DEV_HW_TO_ADAPTER(hw);
811 #define hns3_set_field(origin, mask, shift, val) \
813 (origin) &= (~(mask)); \
814 (origin) |= ((val) << (shift)) & (mask); \
816 #define hns3_get_field(origin, mask, shift) \
817 (((origin) & (mask)) >> (shift))
818 #define hns3_set_bit(origin, shift, val) \
819 hns3_set_field((origin), (0x1UL << (shift)), (shift), (val))
820 #define hns3_get_bit(origin, shift) \
821 hns3_get_field((origin), (0x1UL << (shift)), (shift))
823 #define hns3_gen_field_val(mask, shift, val) (((val) << (shift)) & (mask))
826 * upper_32_bits - return bits 32-63 of a number
827 * A basic shift-right of a 64- or 32-bit quantity. Use this to suppress
828 * the "right shift count >= width of type" warning when that quantity is
831 #define upper_32_bits(n) ((uint32_t)(((n) >> 16) >> 16))
833 /* lower_32_bits - return bits 0-31 of a number */
834 #define lower_32_bits(n) ((uint32_t)(n))
836 #define BIT(nr) (1UL << (nr))
838 #define BIT_ULL(x) (1ULL << (x))
840 #define BITS_PER_LONG (__SIZEOF_LONG__ * 8)
841 #define GENMASK(h, l) \
842 (((~0UL) << (l)) & (~0UL >> (BITS_PER_LONG - 1 - (h))))
844 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
845 #define rounddown(x, y) ((x) - ((x) % (y)))
847 #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
850 * Because hardware always access register in little-endian mode based on hns3
851 * network engine, so driver should also call rte_cpu_to_le_32 to convert data
852 * in little-endian mode before writing register and call rte_le_to_cpu_32 to
853 * convert data after reading from register.
855 * Here the driver encapsulates the data conversion operation in the register
856 * read/write operation function as below:
860 * Therefore, when calling these functions, conversion is not required again.
862 static inline void hns3_write_reg(void *base, uint32_t reg, uint32_t value)
864 rte_write32(rte_cpu_to_le_32(value),
865 (volatile void *)((char *)base + reg));
869 * The optimized function for writing registers used in the '.rx_pkt_burst' and
870 * '.tx_pkt_burst' ops implementation function.
872 static inline void hns3_write_reg_opt(volatile void *addr, uint32_t value)
875 rte_write32_relaxed(rte_cpu_to_le_32(value), addr);
878 static inline uint32_t hns3_read_reg(void *base, uint32_t reg)
880 uint32_t read_val = rte_read32((volatile void *)((char *)base + reg));
881 return rte_le_to_cpu_32(read_val);
884 #define hns3_write_dev(a, reg, value) \
885 hns3_write_reg((a)->io_base, (reg), (value))
887 #define hns3_read_dev(a, reg) \
888 hns3_read_reg((a)->io_base, (reg))
890 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
892 #define NEXT_ITEM_OF_ACTION(act, actions, index) \
894 act = (actions) + (index); \
895 while (act->type == RTE_FLOW_ACTION_TYPE_VOID) { \
897 act = actions + index; \
901 #define MSEC_PER_SEC 1000L
902 #define USEC_PER_MSEC 1000L
904 static inline uint64_t
905 get_timeofday_ms(void)
909 (void)gettimeofday(&tv, NULL);
911 return (uint64_t)tv.tv_sec * MSEC_PER_SEC + tv.tv_usec / USEC_PER_MSEC;
914 static inline uint64_t
915 hns3_atomic_test_bit(unsigned int nr, volatile uint64_t *addr)
919 res = (__atomic_load_n(addr, __ATOMIC_RELAXED) & (1UL << nr)) != 0;
924 hns3_atomic_set_bit(unsigned int nr, volatile uint64_t *addr)
926 __atomic_fetch_or(addr, (1UL << nr), __ATOMIC_RELAXED);
930 hns3_atomic_clear_bit(unsigned int nr, volatile uint64_t *addr)
932 __atomic_fetch_and(addr, ~(1UL << nr), __ATOMIC_RELAXED);
935 static inline int64_t
936 hns3_test_and_clear_bit(unsigned int nr, volatile uint64_t *addr)
938 uint64_t mask = (1UL << nr);
940 return __atomic_fetch_and(addr, ~mask, __ATOMIC_RELAXED) & mask;
943 int hns3_buffer_alloc(struct hns3_hw *hw);
944 int hns3_dev_filter_ctrl(struct rte_eth_dev *dev,
945 enum rte_filter_type filter_type,
946 enum rte_filter_op filter_op, void *arg);
947 bool hns3_is_reset_pending(struct hns3_adapter *hns);
948 bool hns3vf_is_reset_pending(struct hns3_adapter *hns);
949 void hns3_update_link_status_and_event(struct hns3_hw *hw);
950 void hns3_ether_format_addr(char *buf, uint16_t size,
951 const struct rte_ether_addr *ether_addr);
952 int hns3_dev_infos_get(struct rte_eth_dev *eth_dev,
953 struct rte_eth_dev_info *info);
954 void hns3vf_update_link_status(struct hns3_hw *hw, uint8_t link_status,
955 uint32_t link_speed, uint8_t link_duplex);
958 is_reset_pending(struct hns3_adapter *hns)
962 ret = hns3vf_is_reset_pending(hns);
964 ret = hns3_is_reset_pending(hns);
968 static inline uint64_t
969 hns3_txvlan_cap_get(struct hns3_hw *hw)
971 if (hw->port_base_vlan_cfg.state)
972 return DEV_TX_OFFLOAD_VLAN_INSERT;
974 return DEV_TX_OFFLOAD_VLAN_INSERT | DEV_TX_OFFLOAD_QINQ_INSERT;
977 #endif /* _HNS3_ETHDEV_H_ */