1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2018-2021 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_DEFAULT_PORT_CONF_BURST_SIZE 32
45 #define HNS3_DEFAULT_PORT_CONF_QUEUES_NUM 1
47 #define HNS3_SW_SHIFT_AND_DISCARD_MODE 0
48 #define HNS3_HW_SHIFT_AND_DISCARD_MODE 1
50 #define HNS3_UNLIMIT_PROMISC_MODE 0
51 #define HNS3_LIMIT_PROMISC_MODE 1
53 #define HNS3_SPECIAL_PORT_SW_CKSUM_MODE 0
54 #define HNS3_SPECIAL_PORT_HW_CKSUM_MODE 1
56 #define HNS3_UC_MACADDR_NUM 128
57 #define HNS3_VF_UC_MACADDR_NUM 48
58 #define HNS3_MC_MACADDR_NUM 128
60 #define HNS3_MAX_BD_SIZE 65535
61 #define HNS3_MAX_NON_TSO_BD_PER_PKT 8
62 #define HNS3_MAX_TSO_BD_PER_PKT 63
63 #define HNS3_MAX_FRAME_LEN 9728
64 #define HNS3_VLAN_TAG_SIZE 4
65 #define HNS3_DEFAULT_RX_BUF_LEN 2048
66 #define HNS3_MAX_BD_PAYLEN (1024 * 1024 - 1)
67 #define HNS3_MAX_TSO_HDR_SIZE 512
68 #define HNS3_MAX_TSO_HDR_BD_NUM 3
69 #define HNS3_MAX_LRO_SIZE 64512
71 #define HNS3_ETH_OVERHEAD \
72 (RTE_ETHER_HDR_LEN + RTE_ETHER_CRC_LEN + HNS3_VLAN_TAG_SIZE * 2)
73 #define HNS3_PKTLEN_TO_MTU(pktlen) ((pktlen) - HNS3_ETH_OVERHEAD)
74 #define HNS3_MAX_MTU (HNS3_MAX_FRAME_LEN - HNS3_ETH_OVERHEAD)
75 #define HNS3_DEFAULT_MTU 1500UL
76 #define HNS3_DEFAULT_FRAME_LEN (HNS3_DEFAULT_MTU + HNS3_ETH_OVERHEAD)
77 #define HNS3_HIP08_MIN_TX_PKT_LEN 33
78 #define HNS3_HIP09_MIN_TX_PKT_LEN 9
80 #define HNS3_BITS_PER_BYTE 8
85 #define HNS3_MAX_PF_NUM 8
86 #define HNS3_UMV_TBL_SIZE 3072
87 #define HNS3_DEFAULT_UMV_SPACE_PER_PF \
88 (HNS3_UMV_TBL_SIZE / HNS3_MAX_PF_NUM)
90 #define HNS3_PF_CFG_BLOCK_SIZE 32
91 #define HNS3_PF_CFG_DESC_NUM \
92 (HNS3_PF_CFG_BLOCK_SIZE / HNS3_CFG_RD_LEN_BYTES)
94 #define HNS3_DEFAULT_ENABLE_PFC_NUM 0
96 #define HNS3_INTR_UNREG_FAIL_RETRY_CNT 5
97 #define HNS3_INTR_UNREG_FAIL_DELAY_MS 500
99 #define HNS3_QUIT_RESET_CNT 10
100 #define HNS3_QUIT_RESET_DELAY_MS 100
102 #define HNS3_POLL_RESPONE_MS 1
104 #define HNS3_MAX_USER_PRIO 8
105 #define HNS3_PG_NUM 4
114 #define HNS3_SCH_MODE_SP 0
115 #define HNS3_SCH_MODE_DWRR 1
116 struct hns3_pg_info {
118 uint8_t pg_sch_mode; /* 0: sp; 1: dwrr */
121 uint8_t tc_dwrr[HNS3_MAX_TC_NUM];
124 struct hns3_tc_info {
126 uint8_t tc_sch_mode; /* 0: sp; 1: dwrr */
129 uint8_t up_to_tc_map; /* user priority maping on the TC */
132 struct hns3_dcb_info {
134 uint8_t num_pg; /* It must be 1 if vNET-Base schd */
135 uint8_t pg_dwrr[HNS3_PG_NUM];
136 uint8_t prio_tc[HNS3_MAX_USER_PRIO];
137 struct hns3_pg_info pg_info[HNS3_PG_NUM];
138 struct hns3_tc_info tc_info[HNS3_MAX_TC_NUM];
139 uint8_t hw_pfc_map; /* Allow for packet drop or not on this TC */
140 uint8_t pfc_en; /* Pfc enabled or not for user priority */
143 enum hns3_fc_status {
145 HNS3_FC_STATUS_MAC_PAUSE,
149 struct hns3_tc_queue_info {
150 uint16_t tqp_offset; /* TQP offset from base TQP */
151 uint16_t tqp_count; /* Total TQPs */
152 uint8_t tc; /* TC index */
153 bool enable; /* If this TC is enable or not */
158 uint16_t tqp_desc_num;
160 uint16_t rss_size_max;
163 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
164 uint8_t default_speed;
165 uint32_t numa_node_map;
166 uint8_t speed_ability;
170 struct hns3_set_link_speed_cfg {
177 enum hns3_media_type {
178 HNS3_MEDIA_TYPE_UNKNOWN,
179 HNS3_MEDIA_TYPE_FIBER,
180 HNS3_MEDIA_TYPE_COPPER,
181 HNS3_MEDIA_TYPE_BACKPLANE,
182 HNS3_MEDIA_TYPE_NONE,
185 #define HNS3_DEFAULT_QUERY 0
186 #define HNS3_ACTIVE_QUERY 1
189 uint8_t mac_addr[RTE_ETHER_ADDR_LEN];
192 uint8_t link_duplex : 1; /* RTE_ETH_LINK_[HALF/FULL]_DUPLEX */
193 uint8_t link_autoneg : 1; /* RTE_ETH_LINK_[AUTONEG/FIXED] */
194 uint8_t link_status : 1; /* RTE_ETH_LINK_[DOWN/UP] */
195 uint32_t link_speed; /* RTE_ETH_SPEED_NUM_ */
197 * Some firmware versions support only the SFP speed query. In addition
198 * to the SFP speed query, some firmware supports the query of the speed
199 * capability, auto-negotiation capability, and FEC mode, which can be
200 * selected by the 'query_type' filed in the HNS3_OPC_GET_SFP_INFO CMD.
201 * This field is used to record the SFP information query mode.
203 * HNS3_DEFAULT_QUERY/HNS3_ACTIVE_QUERY
205 * - HNS3_DEFAULT_QUERY
206 * Speed obtained is from SFP. When the queried speed changes, the MAC
207 * speed needs to be reconfigured.
209 * - HNS3_ACTIVE_QUERY
210 * Speed obtained is from MAC. At this time, it is unnecessary for
211 * driver to reconfigured the MAC speed. In addition, more information,
212 * such as, the speed capability, auto-negotiation capability and FEC
213 * mode, can be obtained by the HNS3_OPC_GET_SFP_INFO CMD.
216 uint32_t supported_speed; /* supported speed for current media type */
217 uint32_t advertising; /* advertised capability in the local part */
218 uint32_t lp_advertising; /* advertised capability in the link partner */
219 uint8_t support_autoneg;
222 struct hns3_fake_queue_data {
223 void **rx_queues; /* Array of pointers to fake RX queues. */
224 void **tx_queues; /* Array of pointers to fake TX queues. */
225 uint16_t nb_fake_rx_queues; /* Number of fake RX queues. */
226 uint16_t nb_fake_tx_queues; /* Number of fake TX queues. */
229 #define HNS3_PORT_BASE_VLAN_DISABLE 0
230 #define HNS3_PORT_BASE_VLAN_ENABLE 1
231 struct hns3_port_base_vlan_config {
236 /* Primary process maintains driver state in main thread.
239 * | UNINITIALIZED |<-----------+
240 * +---------------+ |
241 * |.eth_dev_init |.eth_dev_uninit
243 * +---------------+------------+
245 * +---------------+<-----------<---------------+
246 * |.dev_configure | |
248 * +---------------+------------+ |
250 * +---------------+----+ |
252 * | | +---------------+
254 * | | +---------------+
256 * V |.dev_configure |
257 * +---------------+----+ |.dev_close
258 * | CONFIGURED |----------------------------+
259 * +---------------+<-----------+
262 * +---------------+ |
263 * | STARTING |------------^
264 * +---------------+ failed |
266 * | +---------------+
268 * | +---------------+
271 * +---------------+------------+
275 enum hns3_adapter_state {
276 HNS3_NIC_UNINITIALIZED = 0,
277 HNS3_NIC_INITIALIZED,
278 HNS3_NIC_CONFIGURING,
289 /* Reset various stages, execute in order */
290 enum hns3_reset_stage {
291 /* Stop query services, stop transceiver, disable MAC */
293 /* Clear reset completion flags, disable send command */
295 /* Inform IMP to start resetting */
296 RESET_STAGE_REQ_HW_RESET,
297 /* Waiting for hardware reset to complete */
299 /* Reinitialize hardware */
300 RESET_STAGE_DEV_INIT,
301 /* Restore user settings and enable MAC */
303 /* Restart query services, start transceiver */
305 /* Not in reset state */
309 enum hns3_reset_level {
310 HNS3_FLR_RESET, /* A VF perform FLR reset */
311 HNS3_VF_FUNC_RESET, /* A VF function reset */
314 * All VFs under a PF perform function reset.
315 * Kernel PF driver use mailbox to inform DPDK VF to do reset, the value
316 * of the reset level and the one defined in kernel driver should be
319 HNS3_VF_PF_FUNC_RESET = 2,
322 * All VFs under a PF perform FLR reset.
323 * Kernel PF driver use mailbox to inform DPDK VF to do reset, the value
324 * of the reset level and the one defined in kernel driver should be
327 * According to the protocol of PCIe, FLR to a PF resets the PF state as
328 * well as the SR-IOV extended capability including VF Enable which
329 * means that VFs no longer exist.
331 * In PF FLR, the register state of VF is not reliable, VF's driver
332 * should not access the registers of the VF device.
336 /* All VFs under the rootport perform a global or IMP reset */
340 * The enumeration value of HNS3_FUNC_RESET/HNS3_GLOBAL_RESET/
341 * HNS3_IMP_RESET/HNS3_NONE_RESET are also used by firmware, and
342 * can not be changed.
345 HNS3_FUNC_RESET = 5, /* A PF function reset */
347 /* All PFs under the rootport perform a global reset */
349 HNS3_IMP_RESET, /* All PFs under the rootport perform a IMP reset */
354 enum hns3_wait_result {
361 #define HNS3_RESET_SYNC_US 100000
363 struct hns3_reset_stats {
364 uint64_t request_cnt; /* Total request reset times */
365 uint64_t global_cnt; /* Total GLOBAL reset times */
366 uint64_t imp_cnt; /* Total IMP reset times */
367 uint64_t exec_cnt; /* Total reset executive times */
368 uint64_t success_cnt; /* Total reset successful times */
369 uint64_t fail_cnt; /* Total reset failed times */
370 uint64_t merge_cnt; /* Total merged in high reset times */
373 typedef bool (*check_completion_func)(struct hns3_hw *hw);
375 struct hns3_wait_data {
380 enum hns3_wait_result result;
381 check_completion_func check_completion;
384 struct hns3_reset_ops {
385 void (*reset_service)(void *arg);
386 int (*stop_service)(struct hns3_adapter *hns);
387 int (*prepare_reset)(struct hns3_adapter *hns);
388 int (*wait_hardware_ready)(struct hns3_adapter *hns);
389 int (*reinit_dev)(struct hns3_adapter *hns);
390 int (*restore_conf)(struct hns3_adapter *hns);
391 int (*start_service)(struct hns3_adapter *hns);
401 struct hns3_reset_data {
402 enum hns3_reset_stage stage;
404 /* Reset flag, covering the entire reset process */
406 /* Used to disable sending cmds during reset */
407 uint16_t disable_cmd;
408 /* The reset level being processed */
409 enum hns3_reset_level level;
410 /* Reset level set, each bit represents a reset level */
412 /* Request reset level set, from interrupt or mailbox */
414 int attempts; /* Reset failure retry */
415 int retries; /* Timeout failure retry in reset_post */
417 * At the time of global or IMP reset, the command cannot be sent to
418 * stop the tx/rx queues. Tx/Rx queues may be access mbuf during the
419 * reset process, so the mbuf is required to be released after the reset
420 * is completed.The mbuf_deferred_free is used to mark whether mbuf
421 * needs to be released.
423 bool mbuf_deferred_free;
424 struct timeval start_time;
425 struct hns3_reset_stats stats;
426 const struct hns3_reset_ops *ops;
427 struct hns3_wait_data *wait_data;
431 int (*add_mc_mac_addr)(struct hns3_hw *hw,
432 struct rte_ether_addr *mac_addr);
433 int (*del_mc_mac_addr)(struct hns3_hw *hw,
434 struct rte_ether_addr *mac_addr);
435 int (*add_uc_mac_addr)(struct hns3_hw *hw,
436 struct rte_ether_addr *mac_addr);
437 int (*del_uc_mac_addr)(struct hns3_hw *hw,
438 struct rte_ether_addr *mac_addr);
441 #define HNS3_INTR_MAPPING_VEC_RSV_ONE 0
442 #define HNS3_INTR_MAPPING_VEC_ALL 1
444 #define HNS3_INTR_COALESCE_GL_UINT_2US 0
445 #define HNS3_INTR_COALESCE_GL_UINT_1US 1
447 #define HNS3_INTR_QL_NONE 0
449 struct hns3_queue_intr {
451 * interrupt mapping mode.
453 * HNS3_INTR_MAPPING_VEC_RSV_ONE/HNS3_INTR_MAPPING_VEC_ALL
455 * - HNS3_INTR_MAPPING_VEC_RSV_ONE
456 * For some versions of hardware network engine, because of the
457 * hardware constraint, we need implement clearing the mapping
458 * relationship configurations by binding all queues to the last
459 * interrupt vector and reserving the last interrupt vector. This
460 * method results in a decrease of the maximum queues when upper
461 * applications call the rte_eth_dev_configure API function to
462 * enable Rx interrupt.
464 * - HNS3_INTR_MAPPING_VEC_ALL
465 * PMD driver can map/unmmap all interrupt vectors with queues When
466 * Rx interrupt in enabled.
468 uint8_t mapping_mode;
470 * The unit of GL(gap limiter) configuration for interrupt coalesce of
473 * HNS3_INTR_COALESCE_GL_UINT_2US/HNS3_INTR_COALESCE_GL_UINT_1US
476 /* The max QL(quantity limiter) value */
480 #define HNS3_TSO_SW_CAL_PSEUDO_H_CSUM 0
481 #define HNS3_TSO_HW_CAL_PSEUDO_H_CSUM 1
483 #define HNS3_PKTS_DROP_STATS_MODE1 0
484 #define HNS3_PKTS_DROP_STATS_MODE2 1
487 struct rte_eth_dev_data *data;
489 uint8_t revision; /* PCI revision, low byte of class word */
491 struct hns3_mbx_resp_status mbx_resp; /* mailbox response */
494 * This flag indicates dev_set_link_down() API is called, and is cleared
495 * by dev_set_link_up() or dev_start().
498 unsigned int secondary_cnt; /* Number of secondary processes init'd. */
499 struct hns3_tqp_stats tqp_stats;
500 /* Include Mac stats | Rx stats | Tx stats */
501 struct hns3_mac_stats mac_stats;
502 struct hns3_rx_missed_stats imissed_stats;
503 uint64_t oerror_stats;
505 uint16_t pf_vf_if_version; /* version of communication interface */
508 uint16_t total_tqps_num; /* total task queue pairs of this PF */
509 uint16_t tqps_num; /* num task queue pairs of this function */
510 uint16_t intr_tqps_num; /* num queue pairs mapping interrupt */
511 uint16_t rss_size_max; /* HW defined max RSS task queue */
512 uint16_t rx_buf_len; /* hold min hardware rx buf len */
513 uint16_t num_tx_desc; /* desc num of per tx queue */
514 uint16_t num_rx_desc; /* desc num of per rx queue */
515 uint32_t mng_entry_num; /* number of manager table entry */
516 uint32_t mac_entry_num; /* number of mac-vlan table entry */
518 struct rte_ether_addr mc_addrs[HNS3_MC_MACADDR_NUM];
519 int mc_addrs_num; /* Multicast mac addresses number */
521 /* The configuration info of RSS */
522 struct hns3_rss_conf rss_info;
523 bool rss_dis_flag; /* disable rss flag. true: disable, false: enable */
524 uint16_t rss_ind_tbl_size;
525 uint16_t rss_key_size;
527 uint8_t num_tc; /* Total number of enabled TCs */
529 enum hns3_fc_mode requested_fc_mode; /* FC mode requested by user */
530 struct hns3_dcb_info dcb_info;
531 enum hns3_fc_status current_fc_status; /* current flow control status */
532 struct hns3_tc_queue_info tc_queue[HNS3_MAX_TC_NUM];
533 uint16_t used_rx_queues;
534 uint16_t used_tx_queues;
536 /* Config max queue numbers between rx and tx queues from user */
537 uint16_t cfg_max_queues;
538 struct hns3_fake_queue_data fkq_data; /* fake queue data */
539 uint16_t alloc_rss_size; /* RX queue number per TC */
540 uint16_t tx_qnum_per_tc; /* TX queue number per TC */
543 uint32_t max_tm_rate;
545 * The minimum length of the packet supported by hardware in the Tx
548 uint32_t min_tx_pkt_len;
550 struct hns3_queue_intr intr;
554 * HNS3_TSO_SW_CAL_PSEUDO_H_CSUM/HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
556 * - HNS3_TSO_SW_CAL_PSEUDO_H_CSUM
557 * In this mode, because of the hardware constraint, network driver
558 * software need erase the L4 len value of the TCP pseudo header
559 * and recalculate the TCP pseudo header checksum of packets that
562 * - HNS3_TSO_HW_CAL_PSEUDO_H_CSUM
563 * In this mode, hardware support recalculate the TCP pseudo header
564 * checksum of packets that need TSO, so network driver software
565 * not need to recalculate it.
571 * HNS3_SW_SHIFT_AND_DISCARD_MODE/HNS3_HW_SHFIT_AND_DISCARD_MODE
573 * - HNS3_SW_SHIFT_AND_DISCARD_MODE
574 * For some versions of hardware network engine, because of the
575 * hardware limitation, PMD driver needs to detect the PVID status
576 * to work with haredware to implement PVID-related functions.
577 * For example, driver need discard the stripped PVID tag to ensure
578 * the PVID will not report to mbuf and shift the inserted VLAN tag
579 * to avoid port based VLAN covering it.
581 * - HNS3_HW_SHIT_AND_DISCARD_MODE
582 * PMD driver does not need to process PVID-related functions in
583 * I/O process, Hardware will adjust the sequence between port based
584 * VLAN tag and BD VLAN tag automatically and VLAN tag stripped by
585 * PVID will be invisible to driver. And in this mode, hns3 is able
586 * to send a multi-layer VLAN packets when hw VLAN insert offload
593 * HNS3_UNLIMIT_PROMISC_MODE/HNS3_LIMIT_PROMISC_MODE
595 * - HNS3_UNLIMIT_PROMISC_MODE
596 * In this mode, TX unicast promisc will be configured when promisc
597 * is set, driver can receive all the ingress and outgoing traffic.
598 * In the words, all the ingress packets, all the packets sent from
599 * the PF and other VFs on the same physical port.
601 * - HNS3_LIMIT_PROMISC_MODE
602 * In this mode, TX unicast promisc is shutdown when promisc mode
603 * is set. So, driver will only receive all the ingress traffic.
604 * The packets sent from the PF and other VFs on the same physical
605 * port won't be copied to the function which has set promisc mode.
607 uint8_t promisc_mode;
610 * drop_stats_mode mode.
612 * HNS3_PKTS_DROP_STATS_MODE1/HNS3_PKTS_DROP_STATS_MODE2
614 * - HNS3_PKTS_DROP_STATS_MODE1
615 * This mode for kunpeng920. In this mode, port level imissed stats
616 * is supported. It only includes RPU drop stats.
618 * - HNS3_PKTS_DROP_STATS_MODE2
619 * This mode for kunpeng930. In this mode, imissed stats and oerrors
620 * stats is supported. Function level imissed stats is supported. It
621 * includes RPU drop stats in VF, and includes both RPU drop stats
622 * and SSU drop stats in PF. Oerror stats is also supported in PF.
624 uint8_t drop_stats_mode;
626 uint8_t max_non_tso_bd_num; /* max BD number of one non-TSO packet */
630 * HNS3_SPECIAL_PORT_HW_CKSUM_MODE/HNS3_SPECIAL_PORT_SW_CKSUM_MODE
632 * - HNS3_SPECIAL_PORT_SW_CKSUM_MODE
633 * In this mode, HW can not do checksum for special UDP port like
634 * 4789, 4790, 6081 for non-tunnel UDP packets and UDP tunnel
635 * packets without the RTE_MBUF_F_TX_TUNEL_MASK in the mbuf. So, PMD need
636 * do the checksum for these packets to avoid a checksum error.
638 * - HNS3_SPECIAL_PORT_HW_CKSUM_MODE
639 * In this mode, HW does not have the preceding problems and can
640 * directly calculate the checksum of these UDP packets.
642 uint8_t udp_cksum_mode;
644 struct hns3_port_base_vlan_config port_base_vlan_cfg;
646 pthread_mutex_t flows_lock; /* rte_flow ops lock */
647 struct hns3_fdir_rule_list flow_fdir_list; /* flow fdir rule list */
648 struct hns3_rss_filter_list flow_rss_list; /* flow RSS rule list */
649 struct hns3_flow_mem_list flow_list;
651 struct hns3_hw_ops ops;
654 * PMD setup and configuration is not thread safe. Since it is not
655 * performance sensitive, it is better to guarantee thread-safety
656 * and add device level lock. Adapter control operations which
657 * change its state should acquire the lock.
660 enum hns3_adapter_state adapter_state;
661 struct hns3_reset_data reset;
664 #define HNS3_FLAG_TC_BASE_SCH_MODE 1
665 #define HNS3_FLAG_VNET_BASE_SCH_MODE 2
667 /* vlan entry information. */
668 struct hns3_user_vlan_table {
669 LIST_ENTRY(hns3_user_vlan_table) next;
674 /* Vlan tag configuration for RX direction */
675 struct hns3_rx_vtag_cfg {
676 bool rx_vlan_offload_en; /* Whether enable rx vlan offload */
677 bool strip_tag1_en; /* Whether strip inner vlan tag */
678 bool strip_tag2_en; /* Whether strip outer vlan tag */
680 * If strip_tag_en is enabled, this bit decide whether to map the vlan
683 bool strip_tag1_discard_en;
684 bool strip_tag2_discard_en;
686 * If this bit is enabled, only map inner/outer priority to descriptor
687 * and the vlan tag is always 0.
689 bool vlan1_vlan_prionly;
690 bool vlan2_vlan_prionly;
693 /* Vlan tag configuration for TX direction */
694 struct hns3_tx_vtag_cfg {
695 bool accept_tag1; /* Whether accept tag1 packet from host */
696 bool accept_untag1; /* Whether accept untag1 packet from host */
699 bool insert_tag1_en; /* Whether insert outer vlan tag */
700 bool insert_tag2_en; /* Whether insert inner vlan tag */
702 * In shift mode, hw will shift the sequence of port based VLAN and
705 bool tag_shift_mode_en; /* hw shift vlan tag automatically */
706 uint16_t default_tag1; /* The default outer vlan tag to insert */
707 uint16_t default_tag2; /* The default inner vlan tag to insert */
710 struct hns3_vtag_cfg {
711 struct hns3_rx_vtag_cfg rx_vcfg;
712 struct hns3_tx_vtag_cfg tx_vcfg;
715 /* Request types for IPC. */
716 enum hns3_mp_req_type {
717 HNS3_MP_REQ_START_RXTX = 1,
718 HNS3_MP_REQ_STOP_RXTX,
719 HNS3_MP_REQ_START_TX,
724 /* Pameters for IPC. */
725 struct hns3_mp_param {
726 enum hns3_mp_req_type type;
731 /* Request timeout for IPC. */
732 #define HNS3_MP_REQ_TIMEOUT_SEC 5
734 /* Key string for IPC. */
735 #define HNS3_MP_NAME "net_hns3_mp"
737 #define HNS3_L2TBL_NUM 4
738 #define HNS3_L3TBL_NUM 16
739 #define HNS3_L4TBL_NUM 16
740 #define HNS3_OL2TBL_NUM 4
741 #define HNS3_OL3TBL_NUM 16
742 #define HNS3_OL4TBL_NUM 16
743 #define HNS3_PTYPE_NUM 256
745 struct hns3_ptype_table {
747 * The next fields used to calc packet-type by the
748 * L3_ID/L4_ID/OL3_ID/OL4_ID from the Rx descriptor.
750 uint32_t l3table[HNS3_L3TBL_NUM];
751 uint32_t l4table[HNS3_L4TBL_NUM];
752 uint32_t inner_l3table[HNS3_L3TBL_NUM];
753 uint32_t inner_l4table[HNS3_L4TBL_NUM];
754 uint32_t ol3table[HNS3_OL3TBL_NUM];
755 uint32_t ol4table[HNS3_OL4TBL_NUM];
758 * The next field used to calc packet-type by the PTYPE from the Rx
759 * descriptor, it functions only when firmware report the capability of
760 * HNS3_CAPS_RXD_ADV_LAYOUT_B and driver enabled it.
762 uint32_t ptype[HNS3_PTYPE_NUM] __rte_cache_aligned;
765 #define HNS3_FIXED_MAX_TQP_NUM_MODE 0
766 #define HNS3_FLEX_MAX_TQP_NUM_MODE 1
769 struct hns3_adapter *adapter;
771 uint16_t func_num; /* num functions of this pf, include pf and vfs */
775 * tqp_config_mode value range:
776 * HNS3_FIXED_MAX_TQP_NUM_MODE,
777 * HNS3_FLEX_MAX_TQP_NUM_MODE
779 * - HNS3_FIXED_MAX_TQP_NUM_MODE
780 * There is a limitation on the number of pf interrupts available for
781 * on some versions of network engines. In this case, the maximum
782 * queue number of pf can not be greater than the interrupt number,
783 * such as pf of network engine with revision_id 0x21. So the maximum
784 * number of queues must be fixed.
786 * - HNS3_FLEX_MAX_TQP_NUM_MODE
787 * In this mode, the maximum queue number of pf has not any constraint
788 * and comes from the macro RTE_LIBRTE_HNS3_MAX_TQP_NUM_PER_PF
789 * in the config file. Users can modify the macro according to their
790 * own application scenarios, which is more flexible to use.
792 uint8_t tqp_config_mode;
794 uint32_t pkt_buf_size; /* Total pf buf size for tx/rx */
795 uint32_t tx_buf_size; /* Tx buffer size for each TC */
796 uint32_t dv_buf_size; /* Dv buffer size for each TC */
798 uint16_t mps; /* Max packet size */
801 uint8_t tc_max; /* max number of tc driver supported */
802 uint8_t local_max_tc; /* max number of local tc */
804 uint8_t prio_tc[HNS3_MAX_USER_PRIO]; /* TC indexed by prio */
806 bool support_fc_autoneg; /* support FC autonegotiate */
807 bool support_multi_tc_pause;
809 uint16_t wanted_umv_size;
810 uint16_t max_umv_size;
811 uint16_t used_umv_size;
813 bool support_sfp_query;
814 uint32_t fec_mode; /* current FEC mode for ethdev */
818 /* Stores timestamp of last received packet on dev */
819 uint64_t rx_timestamp;
821 struct hns3_vtag_cfg vtag_config;
822 LIST_HEAD(vlan_tbl, hns3_user_vlan_table) vlan_list;
824 struct hns3_fdir_info fdir; /* flow director info */
825 LIST_HEAD(counters, hns3_flow_counter) flow_counters;
827 struct hns3_tm_conf tm_conf;
831 HNS3_PF_PUSH_LSC_CAP_NOT_SUPPORTED,
832 HNS3_PF_PUSH_LSC_CAP_SUPPORTED,
833 HNS3_PF_PUSH_LSC_CAP_UNKNOWN
837 struct hns3_adapter *adapter;
839 /* Whether PF support push link status change to VF */
840 uint16_t pf_push_lsc_cap;
843 * If PF support push link status change, VF still need send request to
844 * get link status in some cases (such as reset recover stage), so use
845 * the req_link_info_cnt to control max request count.
847 uint16_t req_link_info_cnt;
849 uint16_t poll_job_started; /* whether poll job is started */
852 struct hns3_adapter {
855 /* Specific for PF or VF */
856 bool is_vf; /* false - PF, true - VF */
862 uint32_t rx_func_hint;
863 uint32_t tx_func_hint;
865 uint64_t dev_caps_mask;
866 uint16_t mbx_time_limit_ms; /* wait time for mbx message */
868 struct hns3_ptype_table ptype_tbl __rte_cache_aligned;
871 #define HNS3_DEVARG_RX_FUNC_HINT "rx_func_hint"
872 #define HNS3_DEVARG_TX_FUNC_HINT "tx_func_hint"
874 #define HNS3_DEVARG_DEV_CAPS_MASK "dev_caps_mask"
876 #define HNS3_DEVARG_MBX_TIME_LIMIT_MS "mbx_time_limit_ms"
879 HNS3_DEV_SUPPORT_DCB_B,
880 HNS3_DEV_SUPPORT_COPPER_B,
881 HNS3_DEV_SUPPORT_FD_QUEUE_REGION_B,
882 HNS3_DEV_SUPPORT_PTP_B,
883 HNS3_DEV_SUPPORT_TX_PUSH_B,
884 HNS3_DEV_SUPPORT_INDEP_TXRX_B,
885 HNS3_DEV_SUPPORT_STASH_B,
886 HNS3_DEV_SUPPORT_RXD_ADV_LAYOUT_B,
887 HNS3_DEV_SUPPORT_OUTER_UDP_CKSUM_B,
888 HNS3_DEV_SUPPORT_RAS_IMP_B,
889 HNS3_DEV_SUPPORT_TM_B,
890 HNS3_DEV_SUPPORT_VF_VLAN_FLT_MOD_B,
893 #define hns3_dev_get_support(hw, _name) \
894 hns3_get_bit((hw)->capability, HNS3_DEV_SUPPORT_##_name##_B)
896 #define HNS3_DEV_PRIVATE_TO_HW(adapter) \
897 (&((struct hns3_adapter *)adapter)->hw)
898 #define HNS3_DEV_PRIVATE_TO_PF(adapter) \
899 (&((struct hns3_adapter *)adapter)->pf)
900 #define HNS3_DEV_PRIVATE_TO_VF(adapter) \
901 (&((struct hns3_adapter *)adapter)->vf)
902 #define HNS3_DEV_HW_TO_ADAPTER(hw) \
903 container_of(hw, struct hns3_adapter, hw)
905 static inline struct hns3_pf *HNS3_DEV_HW_TO_PF(struct hns3_hw *hw)
907 struct hns3_adapter *adapter = HNS3_DEV_HW_TO_ADAPTER(hw);
911 static inline struct hns3_vf *HNS3_DEV_HW_TO_VF(struct hns3_hw *hw)
913 struct hns3_adapter *adapter = HNS3_DEV_HW_TO_ADAPTER(hw);
917 #define hns3_set_field(origin, mask, shift, val) \
919 (origin) &= (~(mask)); \
920 (origin) |= ((val) << (shift)) & (mask); \
922 #define hns3_get_field(origin, mask, shift) \
923 (((origin) & (mask)) >> (shift))
924 #define hns3_set_bit(origin, shift, val) \
925 hns3_set_field((origin), (0x1UL << (shift)), (shift), (val))
926 #define hns3_get_bit(origin, shift) \
927 hns3_get_field((origin), (0x1UL << (shift)), (shift))
929 #define hns3_gen_field_val(mask, shift, val) (((val) << (shift)) & (mask))
932 * upper_32_bits - return bits 32-63 of a number
933 * A basic shift-right of a 64- or 32-bit quantity. Use this to suppress
934 * the "right shift count >= width of type" warning when that quantity is
937 #define upper_32_bits(n) ((uint32_t)(((n) >> 16) >> 16))
939 /* lower_32_bits - return bits 0-31 of a number */
940 #define lower_32_bits(n) ((uint32_t)(n))
942 #define BIT(nr) (1UL << (nr))
944 #define BIT_ULL(x) (1ULL << (x))
946 #define BITS_PER_LONG (__SIZEOF_LONG__ * 8)
947 #define GENMASK(h, l) \
948 (((~0UL) << (l)) & (~0UL >> (BITS_PER_LONG - 1 - (h))))
950 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
951 #define rounddown(x, y) ((x) - ((x) % (y)))
953 #define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
956 * Because hardware always access register in little-endian mode based on hns3
957 * network engine, so driver should also call rte_cpu_to_le_32 to convert data
958 * in little-endian mode before writing register and call rte_le_to_cpu_32 to
959 * convert data after reading from register.
961 * Here the driver encapsulates the data conversion operation in the register
962 * read/write operation function as below:
966 * Therefore, when calling these functions, conversion is not required again.
968 static inline void hns3_write_reg(void *base, uint32_t reg, uint32_t value)
970 rte_write32(rte_cpu_to_le_32(value),
971 (volatile void *)((char *)base + reg));
975 * The optimized function for writing registers reduces one address addition
976 * calculation, it was used in the '.rx_pkt_burst' and '.tx_pkt_burst' ops
977 * implementation function.
979 static inline void hns3_write_reg_opt(volatile void *addr, uint32_t value)
981 rte_write32(rte_cpu_to_le_32(value), addr);
984 static inline uint32_t hns3_read_reg(void *base, uint32_t reg)
986 uint32_t read_val = rte_read32((volatile void *)((char *)base + reg));
987 return rte_le_to_cpu_32(read_val);
990 #define hns3_write_dev(a, reg, value) \
991 hns3_write_reg((a)->io_base, (reg), (value))
993 #define hns3_read_dev(a, reg) \
994 hns3_read_reg((a)->io_base, (reg))
996 #define NEXT_ITEM_OF_ACTION(act, actions, index) \
998 act = (actions) + (index); \
999 while (act->type == RTE_FLOW_ACTION_TYPE_VOID) { \
1001 act = actions + index; \
1005 static inline uint64_t
1006 hns3_atomic_test_bit(unsigned int nr, volatile uint64_t *addr)
1010 res = (__atomic_load_n(addr, __ATOMIC_RELAXED) & (1UL << nr)) != 0;
1015 hns3_atomic_set_bit(unsigned int nr, volatile uint64_t *addr)
1017 __atomic_fetch_or(addr, (1UL << nr), __ATOMIC_RELAXED);
1021 hns3_atomic_clear_bit(unsigned int nr, volatile uint64_t *addr)
1023 __atomic_fetch_and(addr, ~(1UL << nr), __ATOMIC_RELAXED);
1026 static inline int64_t
1027 hns3_test_and_clear_bit(unsigned int nr, volatile uint64_t *addr)
1029 uint64_t mask = (1UL << nr);
1031 return __atomic_fetch_and(addr, ~mask, __ATOMIC_RELAXED) & mask;
1034 int hns3_buffer_alloc(struct hns3_hw *hw);
1035 int hns3_dev_flow_ops_get(struct rte_eth_dev *dev,
1036 const struct rte_flow_ops **ops);
1037 bool hns3_is_reset_pending(struct hns3_adapter *hns);
1038 bool hns3vf_is_reset_pending(struct hns3_adapter *hns);
1039 void hns3_update_linkstatus_and_event(struct hns3_hw *hw, bool query);
1040 int hns3_dev_infos_get(struct rte_eth_dev *eth_dev,
1041 struct rte_eth_dev_info *info);
1042 void hns3vf_update_link_status(struct hns3_hw *hw, uint8_t link_status,
1043 uint32_t link_speed, uint8_t link_duplex);
1044 void hns3vf_update_push_lsc_cap(struct hns3_hw *hw, bool supported);
1046 int hns3_restore_ptp(struct hns3_adapter *hns);
1047 int hns3_mbuf_dyn_rx_timestamp_register(struct rte_eth_dev *dev,
1048 struct rte_eth_conf *conf);
1049 int hns3_ptp_init(struct hns3_hw *hw);
1050 int hns3_timesync_enable(struct rte_eth_dev *dev);
1051 int hns3_timesync_disable(struct rte_eth_dev *dev);
1052 int hns3_timesync_read_rx_timestamp(struct rte_eth_dev *dev,
1053 struct timespec *timestamp,
1054 uint32_t flags __rte_unused);
1055 int hns3_timesync_read_tx_timestamp(struct rte_eth_dev *dev,
1056 struct timespec *timestamp);
1057 int hns3_timesync_read_time(struct rte_eth_dev *dev, struct timespec *ts);
1058 int hns3_timesync_write_time(struct rte_eth_dev *dev,
1059 const struct timespec *ts);
1060 int hns3_timesync_adjust_time(struct rte_eth_dev *dev, int64_t delta);
1063 is_reset_pending(struct hns3_adapter *hns)
1067 ret = hns3vf_is_reset_pending(hns);
1069 ret = hns3_is_reset_pending(hns);
1073 static inline uint64_t
1074 hns3_txvlan_cap_get(struct hns3_hw *hw)
1076 if (hw->port_base_vlan_cfg.state)
1077 return RTE_ETH_TX_OFFLOAD_VLAN_INSERT;
1079 return RTE_ETH_TX_OFFLOAD_VLAN_INSERT | RTE_ETH_TX_OFFLOAD_QINQ_INSERT;
1082 #endif /* _HNS3_ETHDEV_H_ */