| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Mustafa Ismail | 2422 | 97.35% | 7 | 43.75% |
| Krzysztof Czurylo | 25 | 1.00% | 1 | 6.25% |
| Shiraz Saleem | 13 | 0.52% | 2 | 12.50% |
| Michal Swiatkowski | 10 | 0.40% | 1 | 6.25% |
| Tatyana Nikolova | 9 | 0.36% | 1 | 6.25% |
| Christophe Jaillet | 5 | 0.20% | 1 | 6.25% |
| Jakub Kiciński | 2 | 0.08% | 1 | 6.25% |
| Gustavo A. R. Silva | 1 | 0.04% | 1 | 6.25% |
| Krzysztof Kozlowski | 1 | 0.04% | 1 | 6.25% |
| Total | 2488 | 16 |
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ /* Copyright (c) 2015 - 2021 Intel Corporation */ #ifndef IRDMA_MAIN_H #define IRDMA_MAIN_H #include <linux/ip.h> #include <linux/tcp.h> #include <linux/if_vlan.h> #include <net/addrconf.h> #include <net/netevent.h> #include <net/tcp.h> #include <net/ip6_route.h> #include <net/flow.h> #include <net/secure_seq.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/inetdevice.h> #include <linux/spinlock.h> #include <linux/kernel.h> #include <linux/delay.h> #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/workqueue.h> #include <linux/slab.h> #include <linux/io.h> #include <linux/crc32c.h> #include <linux/kthread.h> #ifndef CONFIG_64BIT #include <linux/io-64-nonatomic-lo-hi.h> #endif #include <linux/auxiliary_bus.h> #include <linux/net/intel/iidc.h> #include <crypto/hash.h> #include <rdma/ib_smi.h> #include <rdma/ib_verbs.h> #include <rdma/ib_pack.h> #include <rdma/rdma_cm.h> #include <rdma/iw_cm.h> #include <rdma/ib_user_verbs.h> #include <rdma/ib_umem.h> #include <rdma/ib_cache.h> #include <rdma/uverbs_ioctl.h> #include "osdep.h" #include "defs.h" #include "hmc.h" #include "type.h" #include "ws.h" #include "protos.h" #include "pble.h" #include "cm.h" #include <rdma/irdma-abi.h> #include "verbs.h" #include "user.h" #include "puda.h" extern struct auxiliary_driver i40iw_auxiliary_drv; #define IRDMA_FW_VER_DEFAULT 2 #define IRDMA_HW_VER 2 #define IRDMA_ARP_ADD 1 #define IRDMA_ARP_DELETE 2 #define IRDMA_ARP_RESOLVE 3 #define IRDMA_MACIP_ADD 1 #define IRDMA_MACIP_DELETE 2 #define IW_CCQ_SIZE (IRDMA_CQP_SW_SQSIZE_2048 + 1) #define IW_CEQ_SIZE 2048 #define IW_AEQ_SIZE 2048 #define RX_BUF_SIZE (1536 + 8) #define IW_REG0_SIZE (4 * 1024) #define IW_TX_TIMEOUT (6 * HZ) #define IW_FIRST_QPN 1 #define IW_SW_CONTEXT_ALIGN 1024 #define MAX_DPC_ITERATIONS 128 #define IRDMA_EVENT_TIMEOUT_MS 5000 #define IRDMA_VCHNL_EVENT_TIMEOUT 100000 #define IRDMA_RST_TIMEOUT_HZ 4 #define IRDMA_NO_QSET 0xffff #define IW_CFG_FPM_QP_COUNT 32768 #define IRDMA_MAX_PAGES_PER_FMR 262144 #define IRDMA_MIN_PAGES_PER_FMR 1 #define IRDMA_CQP_COMPL_RQ_WQE_FLUSHED 2 #define IRDMA_CQP_COMPL_SQ_WQE_FLUSHED 3 #define IRDMA_Q_TYPE_PE_AEQ 0x80 #define IRDMA_Q_INVALID_IDX 0xffff #define IRDMA_REM_ENDPOINT_TRK_QPID 3 #define IRDMA_DRV_OPT_ENA_MPA_VER_0 0x00000001 #define IRDMA_DRV_OPT_DISABLE_MPA_CRC 0x00000002 #define IRDMA_DRV_OPT_DISABLE_FIRST_WRITE 0x00000004 #define IRDMA_DRV_OPT_DISABLE_INTF 0x00000008 #define IRDMA_DRV_OPT_ENA_MSI 0x00000010 #define IRDMA_DRV_OPT_DUAL_LOGICAL_PORT 0x00000020 #define IRDMA_DRV_OPT_NO_INLINE_DATA 0x00000080 #define IRDMA_DRV_OPT_DISABLE_INT_MOD 0x00000100 #define IRDMA_DRV_OPT_DISABLE_VIRT_WQ 0x00000200 #define IRDMA_DRV_OPT_ENA_PAU 0x00000400 #define IRDMA_DRV_OPT_MCAST_LOGPORT_MAP 0x00000800 #define IW_HMC_OBJ_TYPE_NUM ARRAY_SIZE(iw_hmc_obj_types) #define IRDMA_ROCE_CWND_DEFAULT 0x400 #define IRDMA_ROCE_ACKCREDS_DEFAULT 0x1E #define IRDMA_FLUSH_SQ BIT(0) #define IRDMA_FLUSH_RQ BIT(1) #define IRDMA_REFLUSH BIT(2) #define IRDMA_FLUSH_WAIT BIT(3) #define IRDMA_IRQ_NAME_STR_LEN (64) enum init_completion_state { INVALID_STATE = 0, INITIAL_STATE, CQP_CREATED, HMC_OBJS_CREATED, HW_RSRC_INITIALIZED, CCQ_CREATED, CEQ0_CREATED, /* Last state of probe */ ILQ_CREATED, IEQ_CREATED, CEQS_CREATED, PBLE_CHUNK_MEM, AEQ_CREATED, IP_ADDR_REGISTERED, /* Last state of open */ }; struct irdma_rsrc_limits { u32 qplimit; u32 mrlimit; u32 cqlimit; }; struct irdma_cqp_err_info { u16 maj; u16 min; const char *desc; }; struct irdma_cqp_compl_info { u32 op_ret_val; u16 maj_err_code; u16 min_err_code; bool error; u8 op_code; }; struct irdma_cqp_request { struct cqp_cmds_info info; wait_queue_head_t waitq; struct list_head list; refcount_t refcnt; void (*callback_fcn)(struct irdma_cqp_request *cqp_request); void *param; struct irdma_cqp_compl_info compl_info; bool request_done; /* READ/WRITE_ONCE macros operate on it */ bool waiting:1; bool dynamic:1; }; struct irdma_cqp { struct irdma_sc_cqp sc_cqp; spinlock_t req_lock; /* protect CQP request list */ spinlock_t compl_lock; /* protect CQP completion processing */ wait_queue_head_t waitq; wait_queue_head_t remove_wq; struct irdma_dma_mem sq; struct irdma_dma_mem host_ctx; u64 *scratch_array; struct irdma_cqp_request *cqp_requests; struct list_head cqp_avail_reqs; struct list_head cqp_pending_reqs; }; struct irdma_ccq { struct irdma_sc_cq sc_cq; struct irdma_dma_mem mem_cq; struct irdma_dma_mem shadow_area; }; struct irdma_ceq { struct irdma_sc_ceq sc_ceq; struct irdma_dma_mem mem; u32 irq; u32 msix_idx; struct irdma_pci_f *rf; struct tasklet_struct dpc_tasklet; spinlock_t ce_lock; /* sync cq destroy with cq completion event notification */ }; struct irdma_aeq { struct irdma_sc_aeq sc_aeq; struct irdma_dma_mem mem; struct irdma_pble_alloc palloc; bool virtual_map; }; struct irdma_arp_entry { u32 ip_addr[4]; u8 mac_addr[ETH_ALEN]; }; struct irdma_msix_vector { u32 idx; u32 irq; u32 cpu_affinity; u32 ceq_id; cpumask_t mask; char name[IRDMA_IRQ_NAME_STR_LEN]; }; struct irdma_mc_table_info { u32 mgn; u32 dest_ip[4]; bool lan_fwd:1; bool ipv4_valid:1; }; struct mc_table_list { struct list_head list; struct irdma_mc_table_info mc_info; struct irdma_mcast_grp_info mc_grp_ctx; }; struct irdma_qv_info { u32 v_idx; /* msix_vector */ u16 ceq_idx; u16 aeq_idx; u8 itr_idx; }; struct irdma_qvlist_info { u32 num_vectors; struct irdma_qv_info qv_info[] __counted_by(num_vectors); }; struct irdma_gen_ops { void (*request_reset)(struct irdma_pci_f *rf); int (*register_qset)(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); void (*unregister_qset)(struct irdma_sc_vsi *vsi, struct irdma_ws_node *tc_node); }; struct irdma_pci_f { bool reset:1; bool rsrc_created:1; bool msix_shared:1; u8 rsrc_profile; u8 *hmc_info_mem; u8 *mem_rsrc; u8 rdma_ver; u8 rst_to; u8 pf_id; enum irdma_protocol_used protocol_used; u32 sd_type; u32 msix_count; u32 max_mr; u32 max_qp; u32 max_cq; u32 max_ah; u32 next_ah; u32 max_mcg; u32 next_mcg; u32 max_pd; u32 next_qp; u32 next_cq; u32 next_pd; u32 max_mr_size; u32 max_cqe; u32 mr_stagmask; u32 used_pds; u32 used_cqs; u32 used_mrs; u32 used_qps; u32 arp_table_size; u32 next_arp_index; u32 ceqs_count; u32 next_ws_node_id; u32 max_ws_node_id; u32 limits_sel; unsigned long *allocated_ws_nodes; unsigned long *allocated_qps; unsigned long *allocated_cqs; unsigned long *allocated_mrs; unsigned long *allocated_pds; unsigned long *allocated_mcgs; unsigned long *allocated_ahs; unsigned long *allocated_arps; enum init_completion_state init_state; struct irdma_sc_dev sc_dev; struct pci_dev *pcidev; void *cdev; struct irdma_hw hw; struct irdma_cqp cqp; struct irdma_ccq ccq; struct irdma_aeq aeq; struct irdma_ceq *ceqlist; struct irdma_hmc_pble_rsrc *pble_rsrc; struct irdma_arp_entry *arp_table; spinlock_t arp_lock; /*protect ARP table access*/ spinlock_t rsrc_lock; /* protect HW resource array access */ spinlock_t qptable_lock; /*protect QP table access*/ spinlock_t cqtable_lock; /*protect CQ table access*/ struct irdma_qp **qp_table; struct irdma_cq **cq_table; spinlock_t qh_list_lock; /* protect mc_qht_list */ struct mc_table_list mc_qht_list; struct irdma_msix_vector *iw_msixtbl; struct irdma_qvlist_info *iw_qvlist; struct tasklet_struct dpc_tasklet; struct msix_entry *msix_entries; struct irdma_dma_mem obj_mem; struct irdma_dma_mem obj_next; atomic_t vchnl_msgs; wait_queue_head_t vchnl_waitq; struct workqueue_struct *cqp_cmpl_wq; struct work_struct cqp_cmpl_work; struct irdma_sc_vsi default_vsi; void *back_fcn; struct irdma_gen_ops gen_ops; struct irdma_device *iwdev; }; struct irdma_device { struct ib_device ibdev; struct irdma_pci_f *rf; struct net_device *netdev; struct workqueue_struct *cleanup_wq; struct irdma_sc_vsi vsi; struct irdma_cm_core cm_core; DECLARE_HASHTABLE(ah_hash_tbl, 8); struct mutex ah_tbl_lock; /* protect AH hash table access */ u32 roce_cwnd; u32 roce_ackcreds; u32 vendor_id; u32 vendor_part_id; u32 push_mode; u32 rcv_wnd; u16 mac_ip_table_idx; u16 vsi_num; u8 rcv_wscale; u8 iw_status; bool roce_mode:1; bool roce_dcqcn_en:1; bool dcb_vlan_mode:1; bool iw_ooo:1; enum init_completion_state init_state; wait_queue_head_t suspend_wq; }; static inline struct irdma_device *to_iwdev(struct ib_device *ibdev) { return container_of(ibdev, struct irdma_device, ibdev); } static inline struct irdma_ucontext *to_ucontext(struct ib_ucontext *ibucontext) { return container_of(ibucontext, struct irdma_ucontext, ibucontext); } static inline struct irdma_user_mmap_entry * to_irdma_mmap_entry(struct rdma_user_mmap_entry *rdma_entry) { return container_of(rdma_entry, struct irdma_user_mmap_entry, rdma_entry); } static inline struct irdma_pd *to_iwpd(struct ib_pd *ibpd) { return container_of(ibpd, struct irdma_pd, ibpd); } static inline struct irdma_ah *to_iwah(struct ib_ah *ibah) { return container_of(ibah, struct irdma_ah, ibah); } static inline struct irdma_mr *to_iwmr(struct ib_mr *ibmr) { return container_of(ibmr, struct irdma_mr, ibmr); } static inline struct irdma_mr *to_iwmw(struct ib_mw *ibmw) { return container_of(ibmw, struct irdma_mr, ibmw); } static inline struct irdma_cq *to_iwcq(struct ib_cq *ibcq) { return container_of(ibcq, struct irdma_cq, ibcq); } static inline struct irdma_qp *to_iwqp(struct ib_qp *ibqp) { return container_of(ibqp, struct irdma_qp, ibqp); } static inline struct irdma_pci_f *dev_to_rf(struct irdma_sc_dev *dev) { return container_of(dev, struct irdma_pci_f, sc_dev); } /** * irdma_alloc_resource - allocate a resource * @iwdev: device pointer * @resource_array: resource bit array: * @max_resources: maximum resource number * @req_resources_num: Allocated resource number * @next: next free id **/ static inline int irdma_alloc_rsrc(struct irdma_pci_f *rf, unsigned long *rsrc_array, u32 max_rsrc, u32 *req_rsrc_num, u32 *next) { u32 rsrc_num; unsigned long flags; spin_lock_irqsave(&rf->rsrc_lock, flags); rsrc_num = find_next_zero_bit(rsrc_array, max_rsrc, *next); if (rsrc_num >= max_rsrc) { rsrc_num = find_first_zero_bit(rsrc_array, max_rsrc); if (rsrc_num >= max_rsrc) { spin_unlock_irqrestore(&rf->rsrc_lock, flags); ibdev_dbg(&rf->iwdev->ibdev, "ERR: resource [%d] allocation failed\n", rsrc_num); return -EOVERFLOW; } } __set_bit(rsrc_num, rsrc_array); *next = rsrc_num + 1; if (*next == max_rsrc) *next = 0; *req_rsrc_num = rsrc_num; spin_unlock_irqrestore(&rf->rsrc_lock, flags); return 0; } /** * irdma_free_resource - free a resource * @iwdev: device pointer * @resource_array: resource array for the resource_num * @resource_num: resource number to free **/ static inline void irdma_free_rsrc(struct irdma_pci_f *rf, unsigned long *rsrc_array, u32 rsrc_num) { unsigned long flags; spin_lock_irqsave(&rf->rsrc_lock, flags); __clear_bit(rsrc_num, rsrc_array); spin_unlock_irqrestore(&rf->rsrc_lock, flags); } int irdma_ctrl_init_hw(struct irdma_pci_f *rf); void irdma_ctrl_deinit_hw(struct irdma_pci_f *rf); int irdma_rt_init_hw(struct irdma_device *iwdev, struct irdma_l2params *l2params); void irdma_rt_deinit_hw(struct irdma_device *iwdev); void irdma_qp_add_ref(struct ib_qp *ibqp); void irdma_qp_rem_ref(struct ib_qp *ibqp); void irdma_free_lsmm_rsrc(struct irdma_qp *iwqp); struct ib_qp *irdma_get_qp(struct ib_device *ibdev, int qpn); void irdma_flush_wqes(struct irdma_qp *iwqp, u32 flush_mask); void irdma_manage_arp_cache(struct irdma_pci_f *rf, const unsigned char *mac_addr, u32 *ip_addr, bool ipv4, u32 action); struct irdma_apbvt_entry *irdma_add_apbvt(struct irdma_device *iwdev, u16 port); void irdma_del_apbvt(struct irdma_device *iwdev, struct irdma_apbvt_entry *entry); struct irdma_cqp_request *irdma_alloc_and_get_cqp_request(struct irdma_cqp *cqp, bool wait); void irdma_free_cqp_request(struct irdma_cqp *cqp, struct irdma_cqp_request *cqp_request); void irdma_put_cqp_request(struct irdma_cqp *cqp, struct irdma_cqp_request *cqp_request); int irdma_alloc_local_mac_entry(struct irdma_pci_f *rf, u16 *mac_tbl_idx); int irdma_add_local_mac_entry(struct irdma_pci_f *rf, const u8 *mac_addr, u16 idx); void irdma_del_local_mac_entry(struct irdma_pci_f *rf, u16 idx); u32 irdma_initialize_hw_rsrc(struct irdma_pci_f *rf); void irdma_port_ibevent(struct irdma_device *iwdev); void irdma_cm_disconn(struct irdma_qp *qp); bool irdma_cqp_crit_err(struct irdma_sc_dev *dev, u8 cqp_cmd, u16 maj_err_code, u16 min_err_code); int irdma_handle_cqp_op(struct irdma_pci_f *rf, struct irdma_cqp_request *cqp_request); int irdma_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata); int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr, int attr_mask, struct ib_udata *udata); void irdma_cq_add_ref(struct ib_cq *ibcq); void irdma_cq_rem_ref(struct ib_cq *ibcq); void irdma_cq_wq_destroy(struct irdma_pci_f *rf, struct irdma_sc_cq *cq); void irdma_cleanup_pending_cqp_op(struct irdma_pci_f *rf); int irdma_hw_modify_qp(struct irdma_device *iwdev, struct irdma_qp *iwqp, struct irdma_modify_qp_info *info, bool wait); int irdma_qp_suspend_resume(struct irdma_sc_qp *qp, bool suspend); int irdma_manage_qhash(struct irdma_device *iwdev, struct irdma_cm_info *cminfo, enum irdma_quad_entry_type etype, enum irdma_quad_hash_manage_type mtype, void *cmnode, bool wait); void irdma_receive_ilq(struct irdma_sc_vsi *vsi, struct irdma_puda_buf *rbuf); void irdma_free_sqbuf(struct irdma_sc_vsi *vsi, void *bufp); void irdma_free_qp_rsrc(struct irdma_qp *iwqp); int irdma_setup_cm_core(struct irdma_device *iwdev, u8 ver); void irdma_cleanup_cm_core(struct irdma_cm_core *cm_core); void irdma_next_iw_state(struct irdma_qp *iwqp, u8 state, u8 del_hash, u8 term, u8 term_len); int irdma_send_syn(struct irdma_cm_node *cm_node, u32 sendack); int irdma_send_reset(struct irdma_cm_node *cm_node); struct irdma_cm_node *irdma_find_node(struct irdma_cm_core *cm_core, u16 rem_port, u32 *rem_addr, u16 loc_port, u32 *loc_addr, u16 vlan_id); int irdma_hw_flush_wqes(struct irdma_pci_f *rf, struct irdma_sc_qp *qp, struct irdma_qp_flush_info *info, bool wait); void irdma_gen_ae(struct irdma_pci_f *rf, struct irdma_sc_qp *qp, struct irdma_gen_ae_info *info, bool wait); void irdma_copy_ip_ntohl(u32 *dst, __be32 *src); void irdma_copy_ip_htonl(__be32 *dst, u32 *src); u16 irdma_get_vlan_ipv4(u32 *addr); void irdma_get_vlan_mac_ipv6(u32 *addr, u16 *vlan_id, u8 *mac); struct ib_mr *irdma_reg_phys_mr(struct ib_pd *ib_pd, u64 addr, u64 size, int acc, u64 *iova_start); int irdma_upload_qp_context(struct irdma_qp *iwqp, bool freeze, bool raw); void irdma_cqp_ce_handler(struct irdma_pci_f *rf, struct irdma_sc_cq *cq); int irdma_ah_cqp_op(struct irdma_pci_f *rf, struct irdma_sc_ah *sc_ah, u8 cmd, bool wait, void (*callback_fcn)(struct irdma_cqp_request *cqp_request), void *cb_param); void irdma_gsi_ud_qp_ah_cb(struct irdma_cqp_request *cqp_request); bool irdma_cq_empty(struct irdma_cq *iwcq); int irdma_inetaddr_event(struct notifier_block *notifier, unsigned long event, void *ptr); int irdma_inet6addr_event(struct notifier_block *notifier, unsigned long event, void *ptr); int irdma_net_event(struct notifier_block *notifier, unsigned long event, void *ptr); int irdma_netdevice_event(struct notifier_block *notifier, unsigned long event, void *ptr); void irdma_add_ip(struct irdma_device *iwdev); void cqp_compl_worker(struct work_struct *work); #endif /* IRDMA_MAIN_H */
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