mana_ib.h | Explore in Territory

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (c) 2022 Microsoft Corporation. All rights reserved.
 */

#ifndef _MANA_IB_H_
#define _MANA_IB_H_

#include <rdma/ib_verbs.h>
#include <rdma/ib_mad.h>
#include <rdma/ib_umem.h>
#include <rdma/mana-abi.h>
#include <rdma/uverbs_ioctl.h>

#include <net/mana/mana.h>

#define PAGE_SZ_BM …

/* MANA doesn't have any limit for MR size */
#define MANA_IB_MAX_MR_SIZE …

/*
 * The hardware limit of number of MRs is greater than maximum number of MRs
 * that can possibly represent in 24 bits
 */
#define MANA_IB_MAX_MR …

/*
 * The CA timeout is approx. 260ms (4us * 2^(DELAY))
 */
#define MANA_CA_ACK_DELAY …

struct mana_ib_adapter_caps { … };

struct mana_ib_queue { … };

struct mana_ib_dev { … };

struct mana_ib_wq { … };

struct mana_ib_pd { … };

struct mana_ib_mr { … };

struct mana_ib_cq { … };

enum mana_rc_queue_type { … };

struct mana_ib_rc_qp { … };

struct mana_ib_qp { … };

struct mana_ib_ucontext { … };

struct mana_ib_rwq_ind_table { … };

enum mana_ib_command_code { … };

struct mana_ib_query_adapter_caps_req { … }; /*HW Data */

struct mana_ib_query_adapter_caps_resp { … }; /* HW Data */

struct mana_rnic_create_adapter_req { … }; /*HW Data */

struct mana_rnic_create_adapter_resp { … }; /* HW Data */

struct mana_rnic_destroy_adapter_req { … }; /*HW Data */

struct mana_rnic_destroy_adapter_resp { … }; /* HW Data */

enum mana_ib_addr_op { … };

enum sgid_entry_type { … };

struct mana_rnic_config_addr_req { … }; /* HW Data */

struct mana_rnic_config_addr_resp { … }; /* HW Data */

struct mana_rnic_config_mac_addr_req { … }; /* HW Data */

struct mana_rnic_config_mac_addr_resp { … }; /* HW Data */

struct mana_rnic_create_cq_req { … }; /* HW Data */

struct mana_rnic_create_cq_resp { … }; /* HW Data */

struct mana_rnic_destroy_cq_req { … }; /* HW Data */

struct mana_rnic_destroy_cq_resp { … }; /* HW Data */

enum mana_rnic_create_rc_flags { … };

struct mana_rnic_create_qp_req { … }; /* HW Data */

struct mana_rnic_create_qp_resp { … }; /* HW Data*/

struct mana_rnic_destroy_rc_qp_req { … }; /* HW Data */

struct mana_rnic_destroy_rc_qp_resp { … }; /* HW Data */

struct mana_ib_ah_attr { … };

struct mana_rnic_set_qp_state_req { … }; /* HW Data */

struct mana_rnic_set_qp_state_resp { … }; /* HW Data */

static inline struct gdma_context *mdev_to_gc(struct mana_ib_dev *mdev)
{ … }

static inline struct mana_ib_qp *mana_get_qp_ref(struct mana_ib_dev *mdev,
						 uint32_t qid)
{ … }

static inline void mana_put_qp_ref(struct mana_ib_qp *qp)
{ … }

static inline struct net_device *mana_ib_get_netdev(struct ib_device *ibdev, u32 port)
{ … }

static inline void copy_in_reverse(u8 *dst, const u8 *src, u32 size)
{ … }

int mana_ib_install_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq);
void mana_ib_remove_cq_cb(struct mana_ib_dev *mdev, struct mana_ib_cq *cq);

int mana_ib_create_zero_offset_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem,
					  mana_handle_t *gdma_region);

int mana_ib_create_dma_region(struct mana_ib_dev *dev, struct ib_umem *umem,
			      mana_handle_t *gdma_region, u64 virt);

int mana_ib_gd_destroy_dma_region(struct mana_ib_dev *dev,
				  mana_handle_t gdma_region);

int mana_ib_create_queue(struct mana_ib_dev *mdev, u64 addr, u32 size,
			 struct mana_ib_queue *queue);
void mana_ib_destroy_queue(struct mana_ib_dev *mdev, struct mana_ib_queue *queue);

struct ib_wq *mana_ib_create_wq(struct ib_pd *pd,
				struct ib_wq_init_attr *init_attr,
				struct ib_udata *udata);

int mana_ib_modify_wq(struct ib_wq *wq, struct ib_wq_attr *wq_attr,
		      u32 wq_attr_mask, struct ib_udata *udata);

int mana_ib_destroy_wq(struct ib_wq *ibwq, struct ib_udata *udata);

int mana_ib_create_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_table,
				 struct ib_rwq_ind_table_init_attr *init_attr,
				 struct ib_udata *udata);

int mana_ib_destroy_rwq_ind_table(struct ib_rwq_ind_table *ib_rwq_ind_tbl);

struct ib_mr *mana_ib_get_dma_mr(struct ib_pd *ibpd, int access_flags);

struct ib_mr *mana_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
				  u64 iova, int access_flags,
				  struct ib_udata *udata);

int mana_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata);

int mana_ib_create_qp(struct ib_qp *qp, struct ib_qp_init_attr *qp_init_attr,
		      struct ib_udata *udata);

int mana_ib_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
		      int attr_mask, struct ib_udata *udata);

int mana_ib_destroy_qp(struct ib_qp *ibqp, struct ib_udata *udata);

int mana_ib_cfg_vport(struct mana_ib_dev *dev, u32 port_id,
		      struct mana_ib_pd *pd, u32 doorbell_id);
void mana_ib_uncfg_vport(struct mana_ib_dev *dev, struct mana_ib_pd *pd,
			 u32 port);

int mana_ib_create_cq(struct ib_cq *ibcq, const struct ib_cq_init_attr *attr,
		      struct uverbs_attr_bundle *attrs);

int mana_ib_destroy_cq(struct ib_cq *ibcq, struct ib_udata *udata);

int mana_ib_alloc_pd(struct ib_pd *ibpd, struct ib_udata *udata);
int mana_ib_dealloc_pd(struct ib_pd *ibpd, struct ib_udata *udata);

int mana_ib_alloc_ucontext(struct ib_ucontext *ibcontext,
			   struct ib_udata *udata);
void mana_ib_dealloc_ucontext(struct ib_ucontext *ibcontext);

int mana_ib_mmap(struct ib_ucontext *ibcontext, struct vm_area_struct *vma);

int mana_ib_get_port_immutable(struct ib_device *ibdev, u32 port_num,
			       struct ib_port_immutable *immutable);
int mana_ib_query_device(struct ib_device *ibdev, struct ib_device_attr *props,
			 struct ib_udata *uhw);
int mana_ib_query_port(struct ib_device *ibdev, u32 port,
		       struct ib_port_attr *props);
int mana_ib_query_gid(struct ib_device *ibdev, u32 port, int index,
		      union ib_gid *gid);

void mana_ib_disassociate_ucontext(struct ib_ucontext *ibcontext);

int mana_ib_gd_query_adapter_caps(struct mana_ib_dev *mdev);

int mana_ib_create_eqs(struct mana_ib_dev *mdev);

void mana_ib_destroy_eqs(struct mana_ib_dev *mdev);

int mana_ib_gd_create_rnic_adapter(struct mana_ib_dev *mdev);

int mana_ib_gd_destroy_rnic_adapter(struct mana_ib_dev *mdev);

int mana_ib_query_pkey(struct ib_device *ibdev, u32 port, u16 index, u16 *pkey);

enum rdma_link_layer mana_ib_get_link_layer(struct ib_device *device, u32 port_num);

int mana_ib_gd_add_gid(const struct ib_gid_attr *attr, void **context);

int mana_ib_gd_del_gid(const struct ib_gid_attr *attr, void **context);

int mana_ib_gd_config_mac(struct mana_ib_dev *mdev, enum mana_ib_addr_op op, u8 *mac);

int mana_ib_gd_create_cq(struct mana_ib_dev *mdev, struct mana_ib_cq *cq, u32 doorbell);

int mana_ib_gd_destroy_cq(struct mana_ib_dev *mdev, struct mana_ib_cq *cq);

int mana_ib_gd_create_rc_qp(struct mana_ib_dev *mdev, struct mana_ib_qp *qp,
			    struct ib_qp_init_attr *attr, u32 doorbell, u64 flags);
int mana_ib_gd_destroy_rc_qp(struct mana_ib_dev *mdev, struct mana_ib_qp *qp);
#endif
linux/drivers/infiniband/hw/mana/mana_ib.h
