2 * Copyright (c) 2013-2015, Mellanox Technologies. All rights reserved.
4 * This software is available to you under a choice of one of two
5 * licenses. You may choose to be licensed under the terms of the GNU
6 * General Public License (GPL) Version 2, available from the file
7 * COPYING in the main directory of this source tree, or the
8 * OpenIB.org BSD license below:
10 * Redistribution and use in source and binary forms, with or
11 * without modification, are permitted provided that the following
14 * - Redistributions of source code must retain the above
15 * copyright notice, this list of conditions and the following
18 * - Redistributions in binary form must reproduce the above
19 * copyright notice, this list of conditions and the following
20 * disclaimer in the documentation and/or other materials
21 * provided with the distribution.
23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
36 #include <linux/kernel.h>
37 #include <linux/completion.h>
38 #include <linux/pci.h>
39 #include <linux/spinlock_types.h>
40 #include <linux/semaphore.h>
41 #include <linux/slab.h>
42 #include <linux/vmalloc.h>
43 #include <linux/radix-tree.h>
45 #include <linux/mlx5/device.h>
46 #include <linux/mlx5/doorbell.h>
49 MLX5_BOARD_ID_LEN
= 64,
50 MLX5_MAX_NAME_LEN
= 16,
54 /* one minute for the sake of bringup. Generally, commands must always
55 * complete and we may need to increase this timeout value
57 MLX5_CMD_TIMEOUT_MSEC
= 7200 * 1000,
58 MLX5_CMD_WQ_MAX_NAME
= 32,
64 CMD_STATUS_SUCCESS
= 0,
70 MLX5_SQP_IEEE_1588
= 2,
72 MLX5_SQP_SYNC_UMR
= 4,
80 MLX5_EQ_VEC_PAGES
= 0,
82 MLX5_EQ_VEC_ASYNC
= 2,
83 MLX5_EQ_VEC_COMP_BASE
,
87 MLX5_MAX_IRQ_NAME
= 32
91 MLX5_ATOMIC_MODE_IB_COMP
= 1 << 16,
92 MLX5_ATOMIC_MODE_CX
= 2 << 16,
93 MLX5_ATOMIC_MODE_8B
= 3 << 16,
94 MLX5_ATOMIC_MODE_16B
= 4 << 16,
95 MLX5_ATOMIC_MODE_32B
= 5 << 16,
96 MLX5_ATOMIC_MODE_64B
= 6 << 16,
97 MLX5_ATOMIC_MODE_128B
= 7 << 16,
98 MLX5_ATOMIC_MODE_256B
= 8 << 16,
102 MLX5_REG_PCAP
= 0x5001,
103 MLX5_REG_PMTU
= 0x5003,
104 MLX5_REG_PTYS
= 0x5004,
105 MLX5_REG_PAOS
= 0x5006,
106 MLX5_REG_PMAOS
= 0x5012,
107 MLX5_REG_PUDE
= 0x5009,
108 MLX5_REG_PMPE
= 0x5010,
109 MLX5_REG_PELC
= 0x500e,
110 MLX5_REG_PVLC
= 0x500f,
111 MLX5_REG_PMLP
= 0, /* TBD */
112 MLX5_REG_NODE_DESC
= 0x6001,
113 MLX5_REG_HOST_ENDIANNESS
= 0x7004,
116 enum mlx5_page_fault_resume_flags
{
117 MLX5_PAGE_FAULT_RESUME_REQUESTOR
= 1 << 0,
118 MLX5_PAGE_FAULT_RESUME_WRITE
= 1 << 1,
119 MLX5_PAGE_FAULT_RESUME_RDMA
= 1 << 2,
120 MLX5_PAGE_FAULT_RESUME_ERROR
= 1 << 7,
129 struct mlx5_field_desc
{
134 struct mlx5_rsc_debug
{
135 struct mlx5_core_dev
*dev
;
137 enum dbg_rsc_type type
;
139 struct mlx5_field_desc fields
[0];
142 enum mlx5_dev_event
{
143 MLX5_DEV_EVENT_SYS_ERROR
,
144 MLX5_DEV_EVENT_PORT_UP
,
145 MLX5_DEV_EVENT_PORT_DOWN
,
146 MLX5_DEV_EVENT_PORT_INITIALIZED
,
147 MLX5_DEV_EVENT_LID_CHANGE
,
148 MLX5_DEV_EVENT_PKEY_CHANGE
,
149 MLX5_DEV_EVENT_GUID_CHANGE
,
150 MLX5_DEV_EVENT_CLIENT_REREG
,
153 enum mlx5_port_status
{
154 MLX5_PORT_UP
= 1 << 1,
155 MLX5_PORT_DOWN
= 1 << 2,
158 struct mlx5_uuar_info
{
159 struct mlx5_uar
*uars
;
161 int num_low_latency_uuars
;
162 unsigned long *bitmap
;
167 * protect uuar allocation data structs
175 void __iomem
*regreg
;
177 struct mlx5_uar
*uar
;
178 unsigned long offset
;
180 /* protect blue flame buffer selection when needed
184 /* serialize 64 bit writes when done as two 32 bit accesses
190 struct mlx5_cmd_first
{
194 struct mlx5_cmd_msg
{
195 struct list_head list
;
196 struct cache_ent
*cache
;
198 struct mlx5_cmd_first first
;
199 struct mlx5_cmd_mailbox
*next
;
202 struct mlx5_cmd_debug
{
203 struct dentry
*dbg_root
;
204 struct dentry
*dbg_in
;
205 struct dentry
*dbg_out
;
206 struct dentry
*dbg_outlen
;
207 struct dentry
*dbg_status
;
208 struct dentry
*dbg_run
;
217 /* protect block chain allocations
220 struct list_head head
;
223 struct cmd_msg_cache
{
224 struct cache_ent large
;
225 struct cache_ent med
;
229 struct mlx5_cmd_stats
{
234 struct dentry
*count
;
235 /* protect command average calculations */
241 dma_addr_t alloc_dma
;
252 /* protect command queue allocations
254 spinlock_t alloc_lock
;
256 /* protect token allocations
258 spinlock_t token_lock
;
260 unsigned long bitmask
;
261 char wq_name
[MLX5_CMD_WQ_MAX_NAME
];
262 struct workqueue_struct
*wq
;
263 struct semaphore sem
;
264 struct semaphore pages_sem
;
266 struct mlx5_cmd_work_ent
*ent_arr
[MLX5_MAX_COMMANDS
];
267 struct pci_pool
*pool
;
268 struct mlx5_cmd_debug dbg
;
269 struct cmd_msg_cache cache
;
270 int checksum_disabled
;
271 struct mlx5_cmd_stats stats
[MLX5_CMD_OP_MAX
];
274 struct mlx5_port_caps
{
280 struct mlx5_cmd_mailbox
{
283 struct mlx5_cmd_mailbox
*next
;
286 struct mlx5_buf_list
{
292 struct mlx5_buf_list direct
;
299 struct mlx5_core_dev
*dev
;
300 __be32 __iomem
*doorbell
;
308 struct list_head list
;
310 struct mlx5_rsc_debug
*dbg
;
313 struct mlx5_core_psv
{
325 struct mlx5_core_sig_ctx
{
326 struct mlx5_core_psv psv_memory
;
327 struct mlx5_core_psv psv_wire
;
328 struct ib_sig_err err_item
;
329 bool sig_status_checked
;
334 struct mlx5_core_mr
{
347 struct mlx5_core_rsc_common
{
348 enum mlx5_res_type res
;
350 struct completion free
;
353 struct mlx5_core_srq
{
354 struct mlx5_core_rsc_common common
; /* must be first */
358 int max_avail_gather
;
360 void (*event
) (struct mlx5_core_srq
*, enum mlx5_event
);
363 struct completion free
;
366 struct mlx5_eq_table
{
367 void __iomem
*update_ci
;
368 void __iomem
*update_arm_ci
;
369 struct list_head comp_eqs_list
;
370 struct mlx5_eq pages_eq
;
371 struct mlx5_eq async_eq
;
372 struct mlx5_eq cmd_eq
;
373 int num_comp_vectors
;
381 struct list_head bf_list
;
382 unsigned free_bf_bmap
;
383 void __iomem
*bf_map
;
388 struct mlx5_core_health
{
389 struct health_buffer __iomem
*health
;
390 __be32 __iomem
*health_counter
;
391 struct timer_list timer
;
392 struct list_head list
;
397 struct mlx5_cq_table
{
398 /* protect radix tree
401 struct radix_tree_root tree
;
404 struct mlx5_qp_table
{
405 /* protect radix tree
408 struct radix_tree_root tree
;
411 struct mlx5_srq_table
{
412 /* protect radix tree
415 struct radix_tree_root tree
;
418 struct mlx5_mr_table
{
419 /* protect radix tree
422 struct radix_tree_root tree
;
425 struct mlx5_irq_info
{
427 char name
[MLX5_MAX_IRQ_NAME
];
431 char name
[MLX5_MAX_NAME_LEN
];
432 struct mlx5_eq_table eq_table
;
433 struct msix_entry
*msix_arr
;
434 struct mlx5_irq_info
*irq_info
;
435 struct mlx5_uuar_info uuari
;
436 MLX5_DECLARE_DOORBELL_LOCK(cq_uar_lock
);
438 struct io_mapping
*bf_mapping
;
441 struct workqueue_struct
*pg_wq
;
442 struct rb_root page_root
;
445 struct list_head free_list
;
447 struct mlx5_core_health health
;
449 struct mlx5_srq_table srq_table
;
451 /* start: qp staff */
452 struct mlx5_qp_table qp_table
;
453 struct dentry
*qp_debugfs
;
454 struct dentry
*eq_debugfs
;
455 struct dentry
*cq_debugfs
;
456 struct dentry
*cmdif_debugfs
;
459 /* start: cq staff */
460 struct mlx5_cq_table cq_table
;
463 /* start: mr staff */
464 struct mlx5_mr_table mr_table
;
467 /* start: alloc staff */
468 /* protect buffer alocation according to numa node */
469 struct mutex alloc_mutex
;
472 struct mutex pgdir_mutex
;
473 struct list_head pgdir_list
;
474 /* end: alloc staff */
475 struct dentry
*dbg_root
;
477 /* protect mkey key part */
478 spinlock_t mkey_lock
;
481 struct list_head dev_list
;
482 struct list_head ctx_list
;
486 struct mlx5_core_dev
{
487 struct pci_dev
*pdev
;
489 char board_id
[MLX5_BOARD_ID_LEN
];
491 struct mlx5_port_caps port_caps
[MLX5_MAX_PORTS
];
492 u32 hca_caps_cur
[MLX5_CAP_NUM
][MLX5_UN_SZ_DW(hca_cap_union
)];
493 u32 hca_caps_max
[MLX5_CAP_NUM
][MLX5_UN_SZ_DW(hca_cap_union
)];
494 phys_addr_t iseg_base
;
495 struct mlx5_init_seg __iomem
*iseg
;
496 void (*event
) (struct mlx5_core_dev
*dev
,
497 enum mlx5_dev_event event
,
498 unsigned long param
);
499 struct mlx5_priv priv
;
500 struct mlx5_profile
*profile
;
508 struct mlx5_db_pgdir
*pgdir
;
509 struct mlx5_ib_user_db_page
*user_page
;
516 MLX5_DB_PER_PAGE
= PAGE_SIZE
/ L1_CACHE_BYTES
,
520 MLX5_COMP_EQ_SIZE
= 1024,
524 MLX5_PTYS_IB
= 1 << 0,
525 MLX5_PTYS_EN
= 1 << 2,
528 struct mlx5_db_pgdir
{
529 struct list_head list
;
530 DECLARE_BITMAP(bitmap
, MLX5_DB_PER_PAGE
);
535 typedef void (*mlx5_cmd_cbk_t
)(int status
, void *context
);
537 struct mlx5_cmd_work_ent
{
538 struct mlx5_cmd_msg
*in
;
539 struct mlx5_cmd_msg
*out
;
542 mlx5_cmd_cbk_t callback
;
545 struct completion done
;
546 struct mlx5_cmd
*cmd
;
547 struct work_struct work
;
548 struct mlx5_cmd_layout
*lay
;
563 enum port_state_policy
{
567 enum phy_port_state
{
571 struct mlx5_hca_vport_context
{
576 enum port_state_policy policy
;
577 enum phy_port_state phys_state
;
578 enum ib_port_state vport_state
;
579 u8 port_physical_state
;
588 u8 init_type_reply
; /* bitmask: see ib spec 14.2.5.6 InitTypeReply */
593 u16 qkey_violation_counter
;
594 u16 pkey_violation_counter
;
598 static inline void *mlx5_buf_offset(struct mlx5_buf
*buf
, int offset
)
600 return buf
->direct
.buf
+ offset
;
603 extern struct workqueue_struct
*mlx5_core_wq
;
605 #define STRUCT_FIELD(header, field) \
606 .struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \
607 .struct_size_bytes = sizeof((struct ib_unpacked_ ## header *)0)->field
610 size_t struct_offset_bytes
;
611 size_t struct_size_bytes
;
616 static inline struct mlx5_core_dev
*pci2mlx5_core_dev(struct pci_dev
*pdev
)
618 return pci_get_drvdata(pdev
);
621 extern struct dentry
*mlx5_debugfs_root
;
623 static inline u16
fw_rev_maj(struct mlx5_core_dev
*dev
)
625 return ioread32be(&dev
->iseg
->fw_rev
) & 0xffff;
628 static inline u16
fw_rev_min(struct mlx5_core_dev
*dev
)
630 return ioread32be(&dev
->iseg
->fw_rev
) >> 16;
633 static inline u16
fw_rev_sub(struct mlx5_core_dev
*dev
)
635 return ioread32be(&dev
->iseg
->cmdif_rev_fw_sub
) & 0xffff;
638 static inline u16
cmdif_rev(struct mlx5_core_dev
*dev
)
640 return ioread32be(&dev
->iseg
->cmdif_rev_fw_sub
) >> 16;
643 static inline void *mlx5_vzalloc(unsigned long size
)
647 rtn
= kzalloc(size
, GFP_KERNEL
| __GFP_NOWARN
);
653 static inline u32
mlx5_base_mkey(const u32 key
)
655 return key
& 0xffffff00u
;
658 int mlx5_cmd_init(struct mlx5_core_dev
*dev
);
659 void mlx5_cmd_cleanup(struct mlx5_core_dev
*dev
);
660 void mlx5_cmd_use_events(struct mlx5_core_dev
*dev
);
661 void mlx5_cmd_use_polling(struct mlx5_core_dev
*dev
);
662 int mlx5_cmd_status_to_err(struct mlx5_outbox_hdr
*hdr
);
663 int mlx5_cmd_status_to_err_v2(void *ptr
);
664 int mlx5_core_get_caps(struct mlx5_core_dev
*dev
, enum mlx5_cap_type cap_type
,
665 enum mlx5_cap_mode cap_mode
);
666 int mlx5_cmd_exec(struct mlx5_core_dev
*dev
, void *in
, int in_size
, void *out
,
668 int mlx5_cmd_exec_cb(struct mlx5_core_dev
*dev
, void *in
, int in_size
,
669 void *out
, int out_size
, mlx5_cmd_cbk_t callback
,
671 int mlx5_cmd_alloc_uar(struct mlx5_core_dev
*dev
, u32
*uarn
);
672 int mlx5_cmd_free_uar(struct mlx5_core_dev
*dev
, u32 uarn
);
673 int mlx5_alloc_uuars(struct mlx5_core_dev
*dev
, struct mlx5_uuar_info
*uuari
);
674 int mlx5_free_uuars(struct mlx5_core_dev
*dev
, struct mlx5_uuar_info
*uuari
);
675 int mlx5_alloc_map_uar(struct mlx5_core_dev
*mdev
, struct mlx5_uar
*uar
);
676 void mlx5_unmap_free_uar(struct mlx5_core_dev
*mdev
, struct mlx5_uar
*uar
);
677 void mlx5_health_cleanup(void);
678 void __init
mlx5_health_init(void);
679 void mlx5_start_health_poll(struct mlx5_core_dev
*dev
);
680 void mlx5_stop_health_poll(struct mlx5_core_dev
*dev
);
681 int mlx5_buf_alloc_node(struct mlx5_core_dev
*dev
, int size
,
682 struct mlx5_buf
*buf
, int node
);
683 int mlx5_buf_alloc(struct mlx5_core_dev
*dev
, int size
, struct mlx5_buf
*buf
);
684 void mlx5_buf_free(struct mlx5_core_dev
*dev
, struct mlx5_buf
*buf
);
685 struct mlx5_cmd_mailbox
*mlx5_alloc_cmd_mailbox_chain(struct mlx5_core_dev
*dev
,
686 gfp_t flags
, int npages
);
687 void mlx5_free_cmd_mailbox_chain(struct mlx5_core_dev
*dev
,
688 struct mlx5_cmd_mailbox
*head
);
689 int mlx5_core_create_srq(struct mlx5_core_dev
*dev
, struct mlx5_core_srq
*srq
,
690 struct mlx5_create_srq_mbox_in
*in
, int inlen
,
692 int mlx5_core_destroy_srq(struct mlx5_core_dev
*dev
, struct mlx5_core_srq
*srq
);
693 int mlx5_core_query_srq(struct mlx5_core_dev
*dev
, struct mlx5_core_srq
*srq
,
694 struct mlx5_query_srq_mbox_out
*out
);
695 int mlx5_core_arm_srq(struct mlx5_core_dev
*dev
, struct mlx5_core_srq
*srq
,
696 u16 lwm
, int is_srq
);
697 void mlx5_init_mr_table(struct mlx5_core_dev
*dev
);
698 void mlx5_cleanup_mr_table(struct mlx5_core_dev
*dev
);
699 int mlx5_core_create_mkey(struct mlx5_core_dev
*dev
, struct mlx5_core_mr
*mr
,
700 struct mlx5_create_mkey_mbox_in
*in
, int inlen
,
701 mlx5_cmd_cbk_t callback
, void *context
,
702 struct mlx5_create_mkey_mbox_out
*out
);
703 int mlx5_core_destroy_mkey(struct mlx5_core_dev
*dev
, struct mlx5_core_mr
*mr
);
704 int mlx5_core_query_mkey(struct mlx5_core_dev
*dev
, struct mlx5_core_mr
*mr
,
705 struct mlx5_query_mkey_mbox_out
*out
, int outlen
);
706 int mlx5_core_dump_fill_mkey(struct mlx5_core_dev
*dev
, struct mlx5_core_mr
*mr
,
708 int mlx5_core_alloc_pd(struct mlx5_core_dev
*dev
, u32
*pdn
);
709 int mlx5_core_dealloc_pd(struct mlx5_core_dev
*dev
, u32 pdn
);
710 int mlx5_core_mad_ifc(struct mlx5_core_dev
*dev
, const void *inb
, void *outb
,
712 void mlx5_pagealloc_init(struct mlx5_core_dev
*dev
);
713 void mlx5_pagealloc_cleanup(struct mlx5_core_dev
*dev
);
714 int mlx5_pagealloc_start(struct mlx5_core_dev
*dev
);
715 void mlx5_pagealloc_stop(struct mlx5_core_dev
*dev
);
716 void mlx5_core_req_pages_handler(struct mlx5_core_dev
*dev
, u16 func_id
,
718 int mlx5_satisfy_startup_pages(struct mlx5_core_dev
*dev
, int boot
);
719 int mlx5_reclaim_startup_pages(struct mlx5_core_dev
*dev
);
720 void mlx5_register_debugfs(void);
721 void mlx5_unregister_debugfs(void);
722 int mlx5_eq_init(struct mlx5_core_dev
*dev
);
723 void mlx5_eq_cleanup(struct mlx5_core_dev
*dev
);
724 void mlx5_fill_page_array(struct mlx5_buf
*buf
, __be64
*pas
);
725 void mlx5_cq_completion(struct mlx5_core_dev
*dev
, u32 cqn
);
726 void mlx5_rsc_event(struct mlx5_core_dev
*dev
, u32 rsn
, int event_type
);
727 #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
728 void mlx5_eq_pagefault(struct mlx5_core_dev
*dev
, struct mlx5_eqe
*eqe
);
730 void mlx5_srq_event(struct mlx5_core_dev
*dev
, u32 srqn
, int event_type
);
731 struct mlx5_core_srq
*mlx5_core_get_srq(struct mlx5_core_dev
*dev
, u32 srqn
);
732 void mlx5_cmd_comp_handler(struct mlx5_core_dev
*dev
, unsigned long vector
);
733 void mlx5_cq_event(struct mlx5_core_dev
*dev
, u32 cqn
, int event_type
);
734 int mlx5_create_map_eq(struct mlx5_core_dev
*dev
, struct mlx5_eq
*eq
, u8 vecidx
,
735 int nent
, u64 mask
, const char *name
, struct mlx5_uar
*uar
);
736 int mlx5_destroy_unmap_eq(struct mlx5_core_dev
*dev
, struct mlx5_eq
*eq
);
737 int mlx5_start_eqs(struct mlx5_core_dev
*dev
);
738 int mlx5_stop_eqs(struct mlx5_core_dev
*dev
);
739 int mlx5_vector2eqn(struct mlx5_core_dev
*dev
, int vector
, int *eqn
, int *irqn
);
740 int mlx5_core_attach_mcg(struct mlx5_core_dev
*dev
, union ib_gid
*mgid
, u32 qpn
);
741 int mlx5_core_detach_mcg(struct mlx5_core_dev
*dev
, union ib_gid
*mgid
, u32 qpn
);
743 int mlx5_qp_debugfs_init(struct mlx5_core_dev
*dev
);
744 void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev
*dev
);
745 int mlx5_core_access_reg(struct mlx5_core_dev
*dev
, void *data_in
,
746 int size_in
, void *data_out
, int size_out
,
747 u16 reg_num
, int arg
, int write
);
749 int mlx5_set_port_caps(struct mlx5_core_dev
*dev
, u8 port_num
, u32 caps
);
750 int mlx5_query_port_ptys(struct mlx5_core_dev
*dev
, u32
*ptys
,
751 int ptys_size
, int proto_mask
, u8 local_port
);
752 int mlx5_query_port_proto_cap(struct mlx5_core_dev
*dev
,
753 u32
*proto_cap
, int proto_mask
);
754 int mlx5_query_port_proto_admin(struct mlx5_core_dev
*dev
,
755 u32
*proto_admin
, int proto_mask
);
756 int mlx5_query_port_link_width_oper(struct mlx5_core_dev
*dev
,
757 u8
*link_width_oper
, u8 local_port
);
758 int mlx5_query_port_proto_oper(struct mlx5_core_dev
*dev
,
759 u8
*proto_oper
, int proto_mask
,
761 int mlx5_set_port_proto(struct mlx5_core_dev
*dev
, u32 proto_admin
,
763 int mlx5_set_port_status(struct mlx5_core_dev
*dev
,
764 enum mlx5_port_status status
);
765 int mlx5_query_port_status(struct mlx5_core_dev
*dev
, u8
*status
);
767 int mlx5_set_port_mtu(struct mlx5_core_dev
*dev
, int mtu
, u8 port
);
768 void mlx5_query_port_max_mtu(struct mlx5_core_dev
*dev
, int *max_mtu
, u8 port
);
769 void mlx5_query_port_oper_mtu(struct mlx5_core_dev
*dev
, int *oper_mtu
,
772 int mlx5_query_port_vl_hw_cap(struct mlx5_core_dev
*dev
,
773 u8
*vl_hw_cap
, u8 local_port
);
775 int mlx5_debug_eq_add(struct mlx5_core_dev
*dev
, struct mlx5_eq
*eq
);
776 void mlx5_debug_eq_remove(struct mlx5_core_dev
*dev
, struct mlx5_eq
*eq
);
777 int mlx5_core_eq_query(struct mlx5_core_dev
*dev
, struct mlx5_eq
*eq
,
778 struct mlx5_query_eq_mbox_out
*out
, int outlen
);
779 int mlx5_eq_debugfs_init(struct mlx5_core_dev
*dev
);
780 void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev
*dev
);
781 int mlx5_cq_debugfs_init(struct mlx5_core_dev
*dev
);
782 void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev
*dev
);
783 int mlx5_db_alloc(struct mlx5_core_dev
*dev
, struct mlx5_db
*db
);
784 int mlx5_db_alloc_node(struct mlx5_core_dev
*dev
, struct mlx5_db
*db
,
786 void mlx5_db_free(struct mlx5_core_dev
*dev
, struct mlx5_db
*db
);
788 const char *mlx5_command_str(int command
);
789 int mlx5_cmdif_debugfs_init(struct mlx5_core_dev
*dev
);
790 void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev
*dev
);
791 int mlx5_core_create_psv(struct mlx5_core_dev
*dev
, u32 pdn
,
792 int npsvs
, u32
*sig_index
);
793 int mlx5_core_destroy_psv(struct mlx5_core_dev
*dev
, int psv_num
);
794 void mlx5_core_put_rsc(struct mlx5_core_rsc_common
*common
);
795 int mlx5_query_odp_caps(struct mlx5_core_dev
*dev
,
796 struct mlx5_odp_caps
*odp_caps
);
798 static inline u32
mlx5_mkey_to_idx(u32 mkey
)
803 static inline u32
mlx5_idx_to_mkey(u32 mkey_idx
)
805 return mkey_idx
<< 8;
808 static inline u8
mlx5_mkey_variant(u32 mkey
)
814 MLX5_PROF_MASK_QP_SIZE
= (u64
)1 << 0,
815 MLX5_PROF_MASK_MR_CACHE
= (u64
)1 << 1,
819 MAX_MR_CACHE_ENTRIES
= 16,
823 MLX5_INTERFACE_PROTOCOL_IB
= 0,
824 MLX5_INTERFACE_PROTOCOL_ETH
= 1,
827 struct mlx5_interface
{
828 void * (*add
)(struct mlx5_core_dev
*dev
);
829 void (*remove
)(struct mlx5_core_dev
*dev
, void *context
);
830 void (*event
)(struct mlx5_core_dev
*dev
, void *context
,
831 enum mlx5_dev_event event
, unsigned long param
);
832 void * (*get_dev
)(void *context
);
834 struct list_head list
;
837 void *mlx5_get_protocol_dev(struct mlx5_core_dev
*mdev
, int protocol
);
838 int mlx5_register_interface(struct mlx5_interface
*intf
);
839 void mlx5_unregister_interface(struct mlx5_interface
*intf
);
840 int mlx5_core_query_vendor_id(struct mlx5_core_dev
*mdev
, u32
*vendor_id
);
842 struct mlx5_profile
{
848 } mr_cache
[MAX_MR_CACHE_ENTRIES
];
851 static inline int mlx5_get_gid_table_len(u16 param
)
854 pr_warn("gid table length is zero\n");
858 return 8 * (1 << param
);
861 #endif /* MLX5_DRIVER_H */