#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/iopoll.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_rdma.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_cache.h>
#include <rdma/iter.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;
extern struct iidc_rdma_core_auxiliary_drv icrdma_core_auxiliary_drv;
extern struct iidc_rdma_core_auxiliary_drv ig3rdma_core_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_GEN_3_CCQ_SIZE (2 * IRDMA_CQP_SW_SQSIZE_2048 + 2)
#define IW_CCQ_SIZE (IRDMA_CQP_SW_SQSIZE_2048 + 2)
#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)
#define IRDMA_NUM_AEQ_MSIX 1
#define IRDMA_MIN_MSIX 2
enum init_completion_state {
INVALID_STATE = 0,
INITIAL_STATE,
CQP_CREATED,
HMC_OBJS_CREATED,
HW_RSRC_INITIALIZED,
CCQ_CREATED,
CEQ0_CREATED,
CEQS_CREATED,
PBLE_CHUNK_MEM,
AEQ_CREATED,
ILQ_CREATED,
IEQ_CREATED,
IP_ADDR_REGISTERED,
};
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;
struct completion comp;
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 waiting:1;
bool dynamic:1;
bool pending:1;
};
struct irdma_cqp {
struct irdma_sc_cqp sc_cqp;
spinlock_t req_lock;
spinlock_t compl_lock;
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 irdma_ooo_cqp_op *oop_op_array;
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;
};
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;
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;
bool hwqp1_rsvd: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_srq;
u32 next_srq;
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_srqs;
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_srqs;
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;
spinlock_t rsrc_lock;
spinlock_t qptable_lock;
spinlock_t cqtable_lock;
struct irdma_qp **qp_table;
struct irdma_cq **cq_table;
spinlock_t qh_list_lock;
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 workqueue_struct *vchnl_wq;
struct irdma_sc_vsi default_vsi;
void *back_fcn;
struct irdma_gen_ops gen_ops;
struct irdma_device *iwdev;
DECLARE_HASHTABLE(ah_hash_tbl, 8);
struct mutex ah_tbl_lock;
};
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;
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;
u16 vport_id;
u8 rcv_wscale;
u8 iw_status;
bool roce_mode:1;
bool roce_dcqcn_en:1;
bool dcb_vlan_mode:1;
bool iw_ooo:1;
bool is_vport: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);
}
static inline struct irdma_srq *to_iwsrq(struct ib_srq *ibsrq)
{
return container_of(ibsrq, struct irdma_srq, ibsrq);
}
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;
}
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_srq_event(struct irdma_sc_srq *srq);
void irdma_srq_wq_destroy(struct irdma_pci_f *rf, struct irdma_sc_srq *srq);
void irdma_cleanup_pending_cqp_op(struct irdma_pci_f *rf);
int irdma_get_timeout_threshold(struct irdma_sc_dev *dev);
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, bool dma_mr);
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);
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);
void irdma_log_invalid_mtu(u16 mtu, struct irdma_sc_dev *dev);
#endif
