2 * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #include <linux/kernel.h>
32 #include <linux/completion.h>
33 #include <linux/pci.h>
34 #include <linux/cache.h>
35 #include <linux/rbtree.h>
36 #include <linux/if_ether.h>
37 #include <linux/semaphore.h>
38 #include <linux/slab.h>
39 #include <linux/vmalloc.h>
40 #include <linux/radix-tree.h>
42 #include <dev/mlx5/device.h>
43 #include <dev/mlx5/doorbell.h>
46 MLX5_BOARD_ID_LEN = 64,
47 MLX5_MAX_NAME_LEN = 16,
51 /* one minute for the sake of bringup. Generally, commands must always
52 * complete and we may need to increase this timeout value
54 MLX5_CMD_TIMEOUT_MSEC = 7200 * 1000,
55 MLX5_CMD_WQ_MAX_NAME = 32,
61 CMD_STATUS_SUCCESS = 0,
67 MLX5_SQP_IEEE_1588 = 2,
69 MLX5_SQP_SYNC_UMR = 4,
77 MLX5_EQ_VEC_PAGES = 0,
79 MLX5_EQ_VEC_ASYNC = 2,
80 MLX5_EQ_VEC_COMP_BASE,
84 MLX5_MAX_IRQ_NAME = 32
88 MLX5_ATOMIC_MODE_IB_COMP = 1 << 16,
89 MLX5_ATOMIC_MODE_CX = 2 << 16,
90 MLX5_ATOMIC_MODE_8B = 3 << 16,
91 MLX5_ATOMIC_MODE_16B = 4 << 16,
92 MLX5_ATOMIC_MODE_32B = 5 << 16,
93 MLX5_ATOMIC_MODE_64B = 6 << 16,
94 MLX5_ATOMIC_MODE_128B = 7 << 16,
95 MLX5_ATOMIC_MODE_256B = 8 << 16,
99 MLX5_REG_QETCR = 0x4005,
100 MLX5_REG_QPDP = 0x4007,
101 MLX5_REG_QTCT = 0x400A,
102 MLX5_REG_PCAP = 0x5001,
103 MLX5_REG_PMTU = 0x5003,
104 MLX5_REG_PTYS = 0x5004,
105 MLX5_REG_PAOS = 0x5006,
106 MLX5_REG_PFCC = 0x5007,
107 MLX5_REG_PPCNT = 0x5008,
108 MLX5_REG_PMAOS = 0x5012,
109 MLX5_REG_PUDE = 0x5009,
110 MLX5_REG_PPTB = 0x500B,
111 MLX5_REG_PBMC = 0x500C,
112 MLX5_REG_PMPE = 0x5010,
113 MLX5_REG_PELC = 0x500e,
114 MLX5_REG_PVLC = 0x500f,
115 MLX5_REG_PMLP = 0x5002,
116 MLX5_REG_NODE_DESC = 0x6001,
117 MLX5_REG_HOST_ENDIANNESS = 0x7004,
118 MLX5_REG_MCIA = 0x9014,
127 struct mlx5_field_desc {
132 struct mlx5_rsc_debug {
133 struct mlx5_core_dev *dev;
135 enum dbg_rsc_type type;
137 struct mlx5_field_desc fields[0];
140 enum mlx5_dev_event {
141 MLX5_DEV_EVENT_SYS_ERROR,
142 MLX5_DEV_EVENT_PORT_UP,
143 MLX5_DEV_EVENT_PORT_DOWN,
144 MLX5_DEV_EVENT_PORT_INITIALIZED,
145 MLX5_DEV_EVENT_LID_CHANGE,
146 MLX5_DEV_EVENT_PKEY_CHANGE,
147 MLX5_DEV_EVENT_GUID_CHANGE,
148 MLX5_DEV_EVENT_CLIENT_REREG,
149 MLX5_DEV_EVENT_VPORT_CHANGE,
152 enum mlx5_port_status {
153 MLX5_PORT_UP = 1 << 0,
154 MLX5_PORT_DOWN = 1 << 1,
157 enum mlx5_link_mode {
158 MLX5_1000BASE_CX_SGMII = 0,
159 MLX5_1000BASE_KX = 1,
160 MLX5_10GBASE_CX4 = 2,
161 MLX5_10GBASE_KX4 = 3,
163 MLX5_20GBASE_KR2 = 5,
164 MLX5_40GBASE_CR4 = 6,
165 MLX5_40GBASE_KR4 = 7,
167 MLX5_10GBASE_CR = 12,
168 MLX5_10GBASE_SR = 13,
169 MLX5_10GBASE_ER = 14,
170 MLX5_40GBASE_SR4 = 15,
171 MLX5_40GBASE_LR4 = 16,
172 MLX5_100GBASE_CR4 = 20,
173 MLX5_100GBASE_SR4 = 21,
174 MLX5_100GBASE_KR4 = 22,
175 MLX5_100GBASE_LR4 = 23,
176 MLX5_100BASE_TX = 24,
177 MLX5_1000BASE_T = 25,
179 MLX5_25GBASE_CR = 27,
180 MLX5_25GBASE_KR = 28,
181 MLX5_25GBASE_SR = 29,
182 MLX5_50GBASE_CR2 = 30,
183 MLX5_50GBASE_KR2 = 31,
184 MLX5_LINK_MODES_NUMBER,
187 #define MLX5_PROT_MASK(link_mode) (1 << link_mode)
189 struct mlx5_uuar_info {
190 struct mlx5_uar *uars;
192 int num_low_latency_uuars;
193 unsigned long *bitmap;
198 * protect uuar allocation data structs
206 void __iomem *regreg;
208 struct mlx5_uar *uar;
209 unsigned long offset;
211 /* protect blue flame buffer selection when needed
215 /* serialize 64 bit writes when done as two 32 bit accesses
221 struct mlx5_cmd_first {
225 struct mlx5_cmd_msg {
226 struct list_head list;
227 struct cache_ent *cache;
229 struct mlx5_cmd_first first;
230 struct mlx5_cmd_mailbox *next;
233 struct mlx5_cmd_debug {
234 struct dentry *dbg_root;
235 struct dentry *dbg_in;
236 struct dentry *dbg_out;
237 struct dentry *dbg_outlen;
238 struct dentry *dbg_status;
239 struct dentry *dbg_run;
248 /* protect block chain allocations
251 struct list_head head;
254 struct cmd_msg_cache {
255 struct cache_ent large;
256 struct cache_ent med;
260 struct mlx5_cmd_stats {
265 struct dentry *count;
266 /* protect command average calculations */
272 dma_addr_t alloc_dma;
283 /* protect command queue allocations
285 spinlock_t alloc_lock;
287 /* protect token allocations
289 spinlock_t token_lock;
291 unsigned long bitmask;
292 char wq_name[MLX5_CMD_WQ_MAX_NAME];
293 struct workqueue_struct *wq;
294 struct semaphore sem;
295 struct semaphore pages_sem;
297 struct mlx5_cmd_work_ent *ent_arr[MLX5_MAX_COMMANDS];
298 struct pci_pool *pool;
299 struct mlx5_cmd_debug dbg;
300 struct cmd_msg_cache cache;
301 int checksum_disabled;
302 struct mlx5_cmd_stats stats[MLX5_CMD_OP_MAX];
303 int moving_to_polling;
306 struct mlx5_port_caps {
312 struct mlx5_cmd_mailbox {
315 struct mlx5_cmd_mailbox *next;
318 struct mlx5_buf_list {
324 struct mlx5_buf_list direct;
325 struct mlx5_buf_list *page_list;
333 struct mlx5_core_dev *dev;
334 __be32 __iomem *doorbell;
342 struct list_head list;
344 struct mlx5_rsc_debug *dbg;
347 struct mlx5_core_psv {
359 struct mlx5_core_sig_ctx {
360 struct mlx5_core_psv psv_memory;
361 struct mlx5_core_psv psv_wire;
362 #if (__FreeBSD_version >= 1100000)
363 struct ib_sig_err err_item;
365 bool sig_status_checked;
370 struct mlx5_core_mr {
383 struct mlx5_core_rsc_common {
384 enum mlx5_res_type res;
386 struct completion free;
389 struct mlx5_core_srq {
390 struct mlx5_core_rsc_common common; /* must be first */
394 int max_avail_gather;
396 void (*event)(struct mlx5_core_srq *, int);
398 struct completion free;
401 struct mlx5_eq_table {
402 void __iomem *update_ci;
403 void __iomem *update_arm_ci;
404 struct list_head comp_eqs_list;
405 struct mlx5_eq pages_eq;
406 struct mlx5_eq async_eq;
407 struct mlx5_eq cmd_eq;
408 int num_comp_vectors;
416 struct list_head bf_list;
417 unsigned free_bf_bmap;
418 void __iomem *bf_map;
423 struct mlx5_core_health {
424 struct mlx5_health_buffer __iomem *health;
425 __be32 __iomem *health_counter;
426 struct timer_list timer;
427 struct list_head list;
432 #define MLX5_CQ_LINEAR_ARRAY_SIZE 1024
434 struct mlx5_cq_linear_array_entry {
436 struct mlx5_core_cq * volatile cq;
439 struct mlx5_cq_table {
440 /* protect radix tree
443 struct radix_tree_root tree;
444 struct mlx5_cq_linear_array_entry linear_array[MLX5_CQ_LINEAR_ARRAY_SIZE];
447 struct mlx5_qp_table {
448 /* protect radix tree
451 struct radix_tree_root tree;
454 struct mlx5_srq_table {
455 /* protect radix tree
458 struct radix_tree_root tree;
461 struct mlx5_mr_table {
462 /* protect radix tree
465 struct radix_tree_root tree;
468 struct mlx5_irq_info {
469 char name[MLX5_MAX_IRQ_NAME];
473 char name[MLX5_MAX_NAME_LEN];
474 struct mlx5_eq_table eq_table;
475 struct msix_entry *msix_arr;
476 struct mlx5_irq_info *irq_info;
477 struct mlx5_uuar_info uuari;
478 MLX5_DECLARE_DOORBELL_LOCK(cq_uar_lock);
480 struct io_mapping *bf_mapping;
483 struct workqueue_struct *pg_wq;
484 struct rb_root page_root;
487 struct list_head free_list;
489 struct mlx5_core_health health;
491 struct mlx5_srq_table srq_table;
493 /* start: qp staff */
494 struct mlx5_qp_table qp_table;
495 struct dentry *qp_debugfs;
496 struct dentry *eq_debugfs;
497 struct dentry *cq_debugfs;
498 struct dentry *cmdif_debugfs;
501 /* start: cq staff */
502 struct mlx5_cq_table cq_table;
505 /* start: mr staff */
506 struct mlx5_mr_table mr_table;
509 /* start: alloc staff */
512 struct mutex pgdir_mutex;
513 struct list_head pgdir_list;
514 /* end: alloc staff */
515 struct dentry *dbg_root;
517 /* protect mkey key part */
518 spinlock_t mkey_lock;
521 struct list_head dev_list;
522 struct list_head ctx_list;
526 struct mlx5_special_contexts {
530 struct mlx5_core_dev {
531 struct pci_dev *pdev;
532 char board_id[MLX5_BOARD_ID_LEN];
534 struct mlx5_port_caps port_caps[MLX5_MAX_PORTS];
535 u32 hca_caps_cur[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)];
536 u32 hca_caps_max[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)];
537 struct mlx5_init_seg __iomem *iseg;
538 void (*event) (struct mlx5_core_dev *dev,
539 enum mlx5_dev_event event,
540 unsigned long param);
541 struct mlx5_priv priv;
542 struct mlx5_profile *profile;
545 struct mlx5_special_contexts special_contexts;
546 unsigned int module_status[MLX5_MAX_PORTS];
550 MLX5_WOL_DISABLE = 0,
551 MLX5_WOL_SECURED_MAGIC = 1 << 1,
552 MLX5_WOL_MAGIC = 1 << 2,
553 MLX5_WOL_ARP = 1 << 3,
554 MLX5_WOL_BROADCAST = 1 << 4,
555 MLX5_WOL_MULTICAST = 1 << 5,
556 MLX5_WOL_UNICAST = 1 << 6,
557 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
563 struct mlx5_db_pgdir *pgdir;
564 struct mlx5_ib_user_db_page *user_page;
570 struct mlx5_net_counters {
575 struct mlx5_ptys_reg {
579 u16 ib_link_width_cap;
582 u16 ib_link_width_admin;
585 u16 ib_link_width_oper;
587 u32 eth_proto_lp_advertise;
590 struct mlx5_pvlc_reg {
597 struct mlx5_pmtu_reg {
604 struct mlx5_vport_counters {
605 struct mlx5_net_counters received_errors;
606 struct mlx5_net_counters transmit_errors;
607 struct mlx5_net_counters received_ib_unicast;
608 struct mlx5_net_counters transmitted_ib_unicast;
609 struct mlx5_net_counters received_ib_multicast;
610 struct mlx5_net_counters transmitted_ib_multicast;
611 struct mlx5_net_counters received_eth_broadcast;
612 struct mlx5_net_counters transmitted_eth_broadcast;
613 struct mlx5_net_counters received_eth_unicast;
614 struct mlx5_net_counters transmitted_eth_unicast;
615 struct mlx5_net_counters received_eth_multicast;
616 struct mlx5_net_counters transmitted_eth_multicast;
620 MLX5_DB_PER_PAGE = PAGE_SIZE / L1_CACHE_BYTES,
624 MLX5_COMP_EQ_SIZE = 1024,
628 MLX5_PTYS_IB = 1 << 0,
629 MLX5_PTYS_EN = 1 << 2,
632 struct mlx5_db_pgdir {
633 struct list_head list;
634 DECLARE_BITMAP(bitmap, MLX5_DB_PER_PAGE);
639 typedef void (*mlx5_cmd_cbk_t)(int status, void *context);
641 struct mlx5_cmd_work_ent {
642 struct mlx5_cmd_msg *in;
643 struct mlx5_cmd_msg *out;
646 mlx5_cmd_cbk_t callback;
649 struct completion done;
650 struct mlx5_cmd *cmd;
651 struct work_struct work;
652 struct mlx5_cmd_layout *lay;
667 static inline void *mlx5_buf_offset(struct mlx5_buf *buf, int offset)
669 if (likely(BITS_PER_LONG == 64 || buf->nbufs == 1))
670 return buf->direct.buf + offset;
672 return buf->page_list[offset >> PAGE_SHIFT].buf +
673 (offset & (PAGE_SIZE - 1));
677 extern struct workqueue_struct *mlx5_core_wq;
679 #define STRUCT_FIELD(header, field) \
680 .struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \
681 .struct_size_bytes = sizeof((struct ib_unpacked_ ## header *)0)->field
683 static inline struct mlx5_core_dev *pci2mlx5_core_dev(struct pci_dev *pdev)
685 return pci_get_drvdata(pdev);
688 extern struct dentry *mlx5_debugfs_root;
690 static inline u16 fw_rev_maj(struct mlx5_core_dev *dev)
692 return ioread32be(&dev->iseg->fw_rev) & 0xffff;
695 static inline u16 fw_rev_min(struct mlx5_core_dev *dev)
697 return ioread32be(&dev->iseg->fw_rev) >> 16;
700 static inline u16 fw_rev_sub(struct mlx5_core_dev *dev)
702 return ioread32be(&dev->iseg->cmdif_rev_fw_sub) & 0xffff;
705 static inline u16 cmdif_rev_get(struct mlx5_core_dev *dev)
707 return ioread32be(&dev->iseg->cmdif_rev_fw_sub) >> 16;
710 static inline int mlx5_get_gid_table_len(u16 param)
713 printf("M4_CORE_DRV_NAME: WARN: ""gid table length is zero\n");
717 return 8 * (1 << param);
720 static inline void *mlx5_vzalloc(unsigned long size)
724 rtn = kzalloc(size, GFP_KERNEL | __GFP_NOWARN);
728 static inline u32 mlx5_base_mkey(const u32 key)
730 return key & 0xffffff00u;
733 int mlx5_cmd_init(struct mlx5_core_dev *dev);
734 void mlx5_cmd_cleanup(struct mlx5_core_dev *dev);
735 void mlx5_cmd_use_events(struct mlx5_core_dev *dev);
736 void mlx5_cmd_use_polling(struct mlx5_core_dev *dev);
737 int mlx5_cmd_status_to_err(struct mlx5_outbox_hdr *hdr);
738 int mlx5_cmd_status_to_err_v2(void *ptr);
739 int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type,
740 enum mlx5_cap_mode cap_mode);
741 int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
743 int mlx5_cmd_exec_cb(struct mlx5_core_dev *dev, void *in, int in_size,
744 void *out, int out_size, mlx5_cmd_cbk_t callback,
746 int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn);
747 int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn);
748 int mlx5_alloc_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari);
749 int mlx5_free_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari);
750 int mlx5_alloc_map_uar(struct mlx5_core_dev *mdev, struct mlx5_uar *uar);
751 void mlx5_unmap_free_uar(struct mlx5_core_dev *mdev, struct mlx5_uar *uar);
752 void mlx5_health_cleanup(void);
753 void __init mlx5_health_init(void);
754 void mlx5_start_health_poll(struct mlx5_core_dev *dev);
755 void mlx5_stop_health_poll(struct mlx5_core_dev *dev);
756 int mlx5_buf_alloc_node(struct mlx5_core_dev *dev, int size, int max_direct,
757 struct mlx5_buf *buf, int node);
758 int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, int max_direct,
759 struct mlx5_buf *buf);
760 void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf);
761 int mlx5_core_create_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
762 struct mlx5_create_srq_mbox_in *in, int inlen,
764 int mlx5_core_destroy_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq);
765 int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
766 struct mlx5_query_srq_mbox_out *out);
767 int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id);
768 int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
769 u16 lwm, int is_srq);
770 void mlx5_init_mr_table(struct mlx5_core_dev *dev);
771 void mlx5_cleanup_mr_table(struct mlx5_core_dev *dev);
772 int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
773 struct mlx5_create_mkey_mbox_in *in, int inlen,
774 mlx5_cmd_cbk_t callback, void *context,
775 struct mlx5_create_mkey_mbox_out *out);
776 int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr);
777 int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
778 struct mlx5_query_mkey_mbox_out *out, int outlen);
779 int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
781 int mlx5_core_alloc_pd(struct mlx5_core_dev *dev, u32 *pdn);
782 int mlx5_core_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn);
783 int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, void *inb, void *outb,
785 void mlx5_pagealloc_init(struct mlx5_core_dev *dev);
786 void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev);
787 int mlx5_pagealloc_start(struct mlx5_core_dev *dev);
788 void mlx5_pagealloc_stop(struct mlx5_core_dev *dev);
789 void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
791 int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot);
792 int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev);
793 void mlx5_register_debugfs(void);
794 void mlx5_unregister_debugfs(void);
795 int mlx5_eq_init(struct mlx5_core_dev *dev);
796 void mlx5_eq_cleanup(struct mlx5_core_dev *dev);
797 void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas);
798 void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn);
799 void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type);
800 void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type);
801 struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn);
802 void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, unsigned long vector);
803 void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type);
804 int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx,
805 int nent, u64 mask, const char *name, struct mlx5_uar *uar);
806 int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
807 int mlx5_start_eqs(struct mlx5_core_dev *dev);
808 int mlx5_stop_eqs(struct mlx5_core_dev *dev);
809 int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn, int *irqn);
810 int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
811 int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
813 int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev);
814 void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev);
815 int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in,
816 int size_in, void *data_out, int size_out,
817 u16 reg_num, int arg, int write);
819 int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps);
820 int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys,
821 int ptys_size, int proto_mask);
822 int mlx5_query_port_proto_cap(struct mlx5_core_dev *dev,
823 u32 *proto_cap, int proto_mask);
824 int mlx5_query_port_proto_admin(struct mlx5_core_dev *dev,
825 u32 *proto_admin, int proto_mask);
826 int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin,
828 int mlx5_set_port_status(struct mlx5_core_dev *dev,
829 enum mlx5_port_status status);
830 int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status);
831 int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 port,
832 u32 rx_pause, u32 tx_pause);
833 int mlx5_query_port_pause(struct mlx5_core_dev *dev, u32 port,
834 u32 *rx_pause, u32 *tx_pause);
836 int mlx5_set_port_mtu(struct mlx5_core_dev *dev, int mtu);
837 int mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, int *max_mtu);
838 int mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, int *oper_mtu);
840 unsigned int mlx5_query_module_status(struct mlx5_core_dev *dev, int module_num);
841 int mlx5_query_module_num(struct mlx5_core_dev *dev, int *module_num);
842 int mlx5_query_eeprom(struct mlx5_core_dev *dev, int i2c_addr, int page_num,
843 int device_addr, int size, int module_num, u32 *data,
846 int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
847 void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
848 int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
849 struct mlx5_query_eq_mbox_out *out, int outlen);
850 int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev);
851 void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev);
852 int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev);
853 void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev);
854 int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db);
855 int mlx5_db_alloc_node(struct mlx5_core_dev *dev, struct mlx5_db *db,
857 void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db);
859 const char *mlx5_command_str(int command);
860 int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev);
861 void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev);
862 int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn,
863 int npsvs, u32 *sig_index);
864 int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num);
865 void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common);
866 u8 mlx5_is_wol_supported(struct mlx5_core_dev *dev);
867 int mlx5_set_wol(struct mlx5_core_dev *dev, u8 wol_mode);
868 int mlx5_query_wol(struct mlx5_core_dev *dev, u8 *wol_mode);
869 int mlx5_core_access_pvlc(struct mlx5_core_dev *dev,
870 struct mlx5_pvlc_reg *pvlc, int write);
871 int mlx5_core_access_ptys(struct mlx5_core_dev *dev,
872 struct mlx5_ptys_reg *ptys, int write);
873 int mlx5_core_access_pmtu(struct mlx5_core_dev *dev,
874 struct mlx5_pmtu_reg *pmtu, int write);
875 int mlx5_vxlan_udp_port_add(struct mlx5_core_dev *dev, u16 port);
876 int mlx5_vxlan_udp_port_delete(struct mlx5_core_dev *dev, u16 port);
877 int mlx5_query_port_cong_status(struct mlx5_core_dev *mdev, int protocol,
878 int priority, int *is_enable);
879 int mlx5_modify_port_cong_status(struct mlx5_core_dev *mdev, int protocol,
880 int priority, int enable);
881 int mlx5_query_port_cong_params(struct mlx5_core_dev *mdev, int protocol,
882 void *out, int out_size);
883 int mlx5_modify_port_cong_params(struct mlx5_core_dev *mdev,
884 void *in, int in_size);
885 int mlx5_query_port_cong_statistics(struct mlx5_core_dev *mdev, int clear,
886 void *out, int out_size);
887 static inline u32 mlx5_mkey_to_idx(u32 mkey)
892 static inline u32 mlx5_idx_to_mkey(u32 mkey_idx)
894 return mkey_idx << 8;
897 static inline u8 mlx5_mkey_variant(u32 mkey)
903 MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0,
904 MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1,
908 MAX_MR_CACHE_ENTRIES = 16,
912 MLX5_INTERFACE_PROTOCOL_IB = 0,
913 MLX5_INTERFACE_PROTOCOL_ETH = 1,
916 struct mlx5_interface {
917 void * (*add)(struct mlx5_core_dev *dev);
918 void (*remove)(struct mlx5_core_dev *dev, void *context);
919 void (*event)(struct mlx5_core_dev *dev, void *context,
920 enum mlx5_dev_event event, unsigned long param);
921 void * (*get_dev)(void *context);
923 struct list_head list;
926 void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol);
927 int mlx5_register_interface(struct mlx5_interface *intf);
928 void mlx5_unregister_interface(struct mlx5_interface *intf);
930 struct mlx5_profile {
936 } mr_cache[MAX_MR_CACHE_ENTRIES];
940 #define MLX5_EEPROM_MAX_BYTES 32
941 #define MLX5_EEPROM_IDENTIFIER_BYTE_MASK 0x000000ff
942 #define MLX5_EEPROM_REVISION_ID_BYTE_MASK 0x0000ff00
943 #define MLX5_EEPROM_PAGE_3_VALID_BIT_MASK 0x00040000
944 #endif /* MLX5_DRIVER_H */