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>
45 #define MLX5_QCOUNTER_SETS_NETDEV 64
48 MLX5_BOARD_ID_LEN = 64,
49 MLX5_MAX_NAME_LEN = 16,
53 MLX5_CMD_TIMEOUT_MSEC = 8 * 60 * 1000,
54 MLX5_CMD_WQ_MAX_NAME = 32,
60 CMD_STATUS_SUCCESS = 0,
66 MLX5_SQP_IEEE_1588 = 2,
68 MLX5_SQP_SYNC_UMR = 4,
76 MLX5_EQ_VEC_PAGES = 0,
78 MLX5_EQ_VEC_ASYNC = 2,
79 MLX5_EQ_VEC_COMP_BASE,
83 MLX5_MAX_IRQ_NAME = 32
87 MLX5_ATOMIC_MODE_OFF = 16,
88 MLX5_ATOMIC_MODE_NONE = 0 << MLX5_ATOMIC_MODE_OFF,
89 MLX5_ATOMIC_MODE_IB_COMP = 1 << MLX5_ATOMIC_MODE_OFF,
90 MLX5_ATOMIC_MODE_CX = 2 << MLX5_ATOMIC_MODE_OFF,
91 MLX5_ATOMIC_MODE_8B = 3 << MLX5_ATOMIC_MODE_OFF,
92 MLX5_ATOMIC_MODE_16B = 4 << MLX5_ATOMIC_MODE_OFF,
93 MLX5_ATOMIC_MODE_32B = 5 << MLX5_ATOMIC_MODE_OFF,
94 MLX5_ATOMIC_MODE_64B = 6 << MLX5_ATOMIC_MODE_OFF,
95 MLX5_ATOMIC_MODE_128B = 7 << MLX5_ATOMIC_MODE_OFF,
96 MLX5_ATOMIC_MODE_256B = 8 << MLX5_ATOMIC_MODE_OFF,
100 MLX5_ATOMIC_MODE_DCT_OFF = 20,
101 MLX5_ATOMIC_MODE_DCT_NONE = 0 << MLX5_ATOMIC_MODE_DCT_OFF,
102 MLX5_ATOMIC_MODE_DCT_IB_COMP = 1 << MLX5_ATOMIC_MODE_DCT_OFF,
103 MLX5_ATOMIC_MODE_DCT_CX = 2 << MLX5_ATOMIC_MODE_DCT_OFF,
104 MLX5_ATOMIC_MODE_DCT_8B = 3 << MLX5_ATOMIC_MODE_DCT_OFF,
105 MLX5_ATOMIC_MODE_DCT_16B = 4 << MLX5_ATOMIC_MODE_DCT_OFF,
106 MLX5_ATOMIC_MODE_DCT_32B = 5 << MLX5_ATOMIC_MODE_DCT_OFF,
107 MLX5_ATOMIC_MODE_DCT_64B = 6 << MLX5_ATOMIC_MODE_DCT_OFF,
108 MLX5_ATOMIC_MODE_DCT_128B = 7 << MLX5_ATOMIC_MODE_DCT_OFF,
109 MLX5_ATOMIC_MODE_DCT_256B = 8 << MLX5_ATOMIC_MODE_DCT_OFF,
113 MLX5_ATOMIC_OPS_CMP_SWAP = 1 << 0,
114 MLX5_ATOMIC_OPS_FETCH_ADD = 1 << 1,
115 MLX5_ATOMIC_OPS_MASKED_CMP_SWAP = 1 << 2,
116 MLX5_ATOMIC_OPS_MASKED_FETCH_ADD = 1 << 3,
120 MLX5_REG_QETCR = 0x4005,
121 MLX5_REG_QPDP = 0x4007,
122 MLX5_REG_QTCT = 0x400A,
123 MLX5_REG_DCBX_PARAM = 0x4020,
124 MLX5_REG_DCBX_APP = 0x4021,
125 MLX5_REG_PCAP = 0x5001,
126 MLX5_REG_PMTU = 0x5003,
127 MLX5_REG_PTYS = 0x5004,
128 MLX5_REG_PAOS = 0x5006,
129 MLX5_REG_PFCC = 0x5007,
130 MLX5_REG_PPCNT = 0x5008,
131 MLX5_REG_PMAOS = 0x5012,
132 MLX5_REG_PUDE = 0x5009,
133 MLX5_REG_PPTB = 0x500B,
134 MLX5_REG_PBMC = 0x500C,
135 MLX5_REG_PMPE = 0x5010,
136 MLX5_REG_PELC = 0x500e,
137 MLX5_REG_PVLC = 0x500f,
138 MLX5_REG_PMLP = 0x5002,
139 MLX5_REG_NODE_DESC = 0x6001,
140 MLX5_REG_HOST_ENDIANNESS = 0x7004,
141 MLX5_REG_MCIA = 0x9014,
142 MLX5_REG_MPCNT = 0x9051,
152 MLX5_INTERFACE_PROTOCOL_IB = 0,
153 MLX5_INTERFACE_PROTOCOL_ETH = 1,
154 MLX5_INTERFACE_NUMBER = 2,
157 struct mlx5_field_desc {
162 struct mlx5_rsc_debug {
163 struct mlx5_core_dev *dev;
165 enum dbg_rsc_type type;
167 struct mlx5_field_desc fields[0];
170 enum mlx5_dev_event {
171 MLX5_DEV_EVENT_SYS_ERROR,
172 MLX5_DEV_EVENT_PORT_UP,
173 MLX5_DEV_EVENT_PORT_DOWN,
174 MLX5_DEV_EVENT_PORT_INITIALIZED,
175 MLX5_DEV_EVENT_LID_CHANGE,
176 MLX5_DEV_EVENT_PKEY_CHANGE,
177 MLX5_DEV_EVENT_GUID_CHANGE,
178 MLX5_DEV_EVENT_CLIENT_REREG,
179 MLX5_DEV_EVENT_VPORT_CHANGE,
180 MLX5_DEV_EVENT_ERROR_STATE_DCBX,
181 MLX5_DEV_EVENT_REMOTE_CONFIG_CHANGE,
182 MLX5_DEV_EVENT_LOCAL_OPER_CHANGE,
183 MLX5_DEV_EVENT_REMOTE_CONFIG_APPLICATION_PRIORITY_CHANGE,
186 enum mlx5_port_status {
187 MLX5_PORT_UP = 1 << 0,
188 MLX5_PORT_DOWN = 1 << 1,
191 enum mlx5_link_mode {
192 MLX5_1000BASE_CX_SGMII = 0,
193 MLX5_1000BASE_KX = 1,
194 MLX5_10GBASE_CX4 = 2,
195 MLX5_10GBASE_KX4 = 3,
197 MLX5_20GBASE_KR2 = 5,
198 MLX5_40GBASE_CR4 = 6,
199 MLX5_40GBASE_KR4 = 7,
201 MLX5_10GBASE_CR = 12,
202 MLX5_10GBASE_SR = 13,
203 MLX5_10GBASE_ER = 14,
204 MLX5_40GBASE_SR4 = 15,
205 MLX5_40GBASE_LR4 = 16,
206 MLX5_100GBASE_CR4 = 20,
207 MLX5_100GBASE_SR4 = 21,
208 MLX5_100GBASE_KR4 = 22,
209 MLX5_100GBASE_LR4 = 23,
210 MLX5_100BASE_TX = 24,
211 MLX5_1000BASE_T = 25,
213 MLX5_25GBASE_CR = 27,
214 MLX5_25GBASE_KR = 28,
215 MLX5_25GBASE_SR = 29,
216 MLX5_50GBASE_CR2 = 30,
217 MLX5_50GBASE_KR2 = 31,
218 MLX5_LINK_MODES_NUMBER,
221 #define MLX5_PROT_MASK(link_mode) (1 << link_mode)
223 struct mlx5_uuar_info {
224 struct mlx5_uar *uars;
226 int num_low_latency_uuars;
227 unsigned long *bitmap;
232 * protect uuar allocation data structs
240 void __iomem *regreg;
242 struct mlx5_uar *uar;
243 unsigned long offset;
245 /* protect blue flame buffer selection when needed
249 /* serialize 64 bit writes when done as two 32 bit accesses
255 struct mlx5_cmd_first {
259 struct mlx5_cmd_msg {
260 struct list_head list;
261 struct cache_ent *cache;
263 struct mlx5_cmd_first first;
264 struct mlx5_cmd_mailbox *next;
267 struct mlx5_cmd_debug {
268 struct dentry *dbg_root;
269 struct dentry *dbg_in;
270 struct dentry *dbg_out;
271 struct dentry *dbg_outlen;
272 struct dentry *dbg_status;
273 struct dentry *dbg_run;
282 /* protect block chain allocations
285 struct list_head head;
288 struct cmd_msg_cache {
289 struct cache_ent large;
290 struct cache_ent med;
294 struct mlx5_cmd_stats {
299 struct dentry *count;
300 /* protect command average calculations */
306 dma_addr_t alloc_dma;
317 /* protect command queue allocations
319 spinlock_t alloc_lock;
321 /* protect token allocations
323 spinlock_t token_lock;
325 unsigned long bitmask;
326 char wq_name[MLX5_CMD_WQ_MAX_NAME];
327 struct workqueue_struct *wq;
328 struct semaphore sem;
329 struct semaphore pages_sem;
331 struct mlx5_cmd_work_ent *ent_arr[MLX5_MAX_COMMANDS];
332 struct pci_pool *pool;
333 struct mlx5_cmd_debug dbg;
334 struct cmd_msg_cache cache;
335 int checksum_disabled;
336 struct mlx5_cmd_stats stats[MLX5_CMD_OP_MAX];
337 int moving_to_polling;
340 struct mlx5_port_caps {
346 struct mlx5_cmd_mailbox {
349 struct mlx5_cmd_mailbox *next;
352 struct mlx5_buf_list {
358 struct mlx5_buf_list direct;
359 struct mlx5_buf_list *page_list;
367 struct mlx5_core_dev *dev;
368 __be32 __iomem *doorbell;
376 struct list_head list;
378 struct mlx5_rsc_debug *dbg;
381 struct mlx5_core_psv {
393 struct mlx5_core_sig_ctx {
394 struct mlx5_core_psv psv_memory;
395 struct mlx5_core_psv psv_wire;
396 #if (__FreeBSD_version >= 1100000)
397 struct ib_sig_err err_item;
399 bool sig_status_checked;
404 struct mlx5_core_mr {
412 MLX5_RES_QP = MLX5_EVENT_QUEUE_TYPE_QP,
413 MLX5_RES_RQ = MLX5_EVENT_QUEUE_TYPE_RQ,
414 MLX5_RES_SQ = MLX5_EVENT_QUEUE_TYPE_SQ,
420 struct mlx5_core_rsc_common {
421 enum mlx5_res_type res;
423 struct completion free;
426 struct mlx5_core_srq {
427 struct mlx5_core_rsc_common common; /* must be first */
431 int max_avail_gather;
433 void (*event)(struct mlx5_core_srq *, int);
435 struct completion free;
438 struct mlx5_eq_table {
439 void __iomem *update_ci;
440 void __iomem *update_arm_ci;
441 struct list_head comp_eqs_list;
442 struct mlx5_eq pages_eq;
443 struct mlx5_eq async_eq;
444 struct mlx5_eq cmd_eq;
445 int num_comp_vectors;
453 void __iomem *bf_map;
458 struct mlx5_core_health {
459 struct mlx5_health_buffer __iomem *health;
460 __be32 __iomem *health_counter;
461 struct timer_list timer;
462 struct list_head list;
467 #define MLX5_CQ_LINEAR_ARRAY_SIZE 1024
469 struct mlx5_cq_linear_array_entry {
471 struct mlx5_core_cq * volatile cq;
474 struct mlx5_cq_table {
475 /* protect radix tree
478 struct radix_tree_root tree;
479 struct mlx5_cq_linear_array_entry linear_array[MLX5_CQ_LINEAR_ARRAY_SIZE];
482 struct mlx5_qp_table {
483 /* protect radix tree
486 struct radix_tree_root tree;
489 struct mlx5_srq_table {
490 /* protect radix tree
493 struct radix_tree_root tree;
496 struct mlx5_mr_table {
497 /* protect radix tree
500 struct radix_tree_root tree;
503 struct mlx5_irq_info {
504 char name[MLX5_MAX_IRQ_NAME];
508 char name[MLX5_MAX_NAME_LEN];
509 struct mlx5_eq_table eq_table;
510 struct msix_entry *msix_arr;
511 struct mlx5_irq_info *irq_info;
512 struct mlx5_uuar_info uuari;
513 MLX5_DECLARE_DOORBELL_LOCK(cq_uar_lock);
515 struct io_mapping *bf_mapping;
518 struct workqueue_struct *pg_wq;
519 struct rb_root page_root;
522 struct list_head free_list;
524 struct mlx5_core_health health;
526 struct mlx5_srq_table srq_table;
528 /* start: qp staff */
529 struct mlx5_qp_table qp_table;
530 struct dentry *qp_debugfs;
531 struct dentry *eq_debugfs;
532 struct dentry *cq_debugfs;
533 struct dentry *cmdif_debugfs;
536 /* start: cq staff */
537 struct mlx5_cq_table cq_table;
540 /* start: mr staff */
541 struct mlx5_mr_table mr_table;
544 /* start: alloc staff */
547 struct mutex pgdir_mutex;
548 struct list_head pgdir_list;
549 /* end: alloc staff */
550 struct dentry *dbg_root;
552 /* protect mkey key part */
553 spinlock_t mkey_lock;
556 struct list_head dev_list;
557 struct list_head ctx_list;
559 unsigned long pci_dev_data;
562 enum mlx5_device_state {
563 MLX5_DEVICE_STATE_UP,
564 MLX5_DEVICE_STATE_INTERNAL_ERROR,
567 struct mlx5_special_contexts {
571 struct mlx5_core_dev {
572 struct pci_dev *pdev;
573 char board_id[MLX5_BOARD_ID_LEN];
575 struct mlx5_port_caps port_caps[MLX5_MAX_PORTS];
576 u32 hca_caps_cur[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)];
577 u32 hca_caps_max[MLX5_CAP_NUM][MLX5_UN_SZ_DW(hca_cap_union)];
578 struct mlx5_init_seg __iomem *iseg;
579 enum mlx5_device_state state;
580 void (*event) (struct mlx5_core_dev *dev,
581 enum mlx5_dev_event event,
582 unsigned long param);
583 struct mlx5_priv priv;
584 struct mlx5_profile *profile;
587 struct mlx5_special_contexts special_contexts;
588 unsigned int module_status[MLX5_MAX_PORTS];
589 u32 num_q_counter_allocated[MLX5_INTERFACE_NUMBER];
593 MLX5_WOL_DISABLE = 0,
594 MLX5_WOL_SECURED_MAGIC = 1 << 1,
595 MLX5_WOL_MAGIC = 1 << 2,
596 MLX5_WOL_ARP = 1 << 3,
597 MLX5_WOL_BROADCAST = 1 << 4,
598 MLX5_WOL_MULTICAST = 1 << 5,
599 MLX5_WOL_UNICAST = 1 << 6,
600 MLX5_WOL_PHY_ACTIVITY = 1 << 7,
606 struct mlx5_db_pgdir *pgdir;
607 struct mlx5_ib_user_db_page *user_page;
613 struct mlx5_net_counters {
618 struct mlx5_ptys_reg {
624 u16 ib_link_width_cap;
627 u16 ib_link_width_admin;
630 u16 ib_link_width_oper;
632 u32 eth_proto_lp_advertise;
635 struct mlx5_pvlc_reg {
642 struct mlx5_pmtu_reg {
649 struct mlx5_vport_counters {
650 struct mlx5_net_counters received_errors;
651 struct mlx5_net_counters transmit_errors;
652 struct mlx5_net_counters received_ib_unicast;
653 struct mlx5_net_counters transmitted_ib_unicast;
654 struct mlx5_net_counters received_ib_multicast;
655 struct mlx5_net_counters transmitted_ib_multicast;
656 struct mlx5_net_counters received_eth_broadcast;
657 struct mlx5_net_counters transmitted_eth_broadcast;
658 struct mlx5_net_counters received_eth_unicast;
659 struct mlx5_net_counters transmitted_eth_unicast;
660 struct mlx5_net_counters received_eth_multicast;
661 struct mlx5_net_counters transmitted_eth_multicast;
665 MLX5_DB_PER_PAGE = PAGE_SIZE / L1_CACHE_BYTES,
668 struct mlx5_core_dct {
669 struct mlx5_core_rsc_common common; /* must be first */
670 void (*event)(struct mlx5_core_dct *, int);
672 struct completion drained;
673 struct mlx5_rsc_debug *dbg;
678 MLX5_COMP_EQ_SIZE = 1024,
682 MLX5_PTYS_IB = 1 << 0,
683 MLX5_PTYS_EN = 1 << 2,
686 struct mlx5_db_pgdir {
687 struct list_head list;
688 DECLARE_BITMAP(bitmap, MLX5_DB_PER_PAGE);
693 typedef void (*mlx5_cmd_cbk_t)(int status, void *context);
695 struct mlx5_cmd_work_ent {
696 struct mlx5_cmd_msg *in;
697 struct mlx5_cmd_msg *out;
700 mlx5_cmd_cbk_t callback;
703 struct completion done;
704 struct mlx5_cmd *cmd;
705 struct work_struct work;
706 struct mlx5_cmd_layout *lay;
721 static inline void *mlx5_buf_offset(struct mlx5_buf *buf, int offset)
723 if (likely(BITS_PER_LONG == 64 || buf->nbufs == 1))
724 return buf->direct.buf + offset;
726 return buf->page_list[offset >> PAGE_SHIFT].buf +
727 (offset & (PAGE_SIZE - 1));
731 extern struct workqueue_struct *mlx5_core_wq;
733 #define STRUCT_FIELD(header, field) \
734 .struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \
735 .struct_size_bytes = sizeof((struct ib_unpacked_ ## header *)0)->field
737 static inline struct mlx5_core_dev *pci2mlx5_core_dev(struct pci_dev *pdev)
739 return pci_get_drvdata(pdev);
742 extern struct dentry *mlx5_debugfs_root;
744 static inline u16 fw_rev_maj(struct mlx5_core_dev *dev)
746 return ioread32be(&dev->iseg->fw_rev) & 0xffff;
749 static inline u16 fw_rev_min(struct mlx5_core_dev *dev)
751 return ioread32be(&dev->iseg->fw_rev) >> 16;
754 static inline u16 fw_rev_sub(struct mlx5_core_dev *dev)
756 return ioread32be(&dev->iseg->cmdif_rev_fw_sub) & 0xffff;
759 static inline u16 cmdif_rev_get(struct mlx5_core_dev *dev)
761 return ioread32be(&dev->iseg->cmdif_rev_fw_sub) >> 16;
764 static inline int mlx5_get_gid_table_len(u16 param)
767 printf("M4_CORE_DRV_NAME: WARN: ""gid table length is zero\n");
771 return 8 * (1 << param);
774 static inline void *mlx5_vzalloc(unsigned long size)
778 rtn = kzalloc(size, GFP_KERNEL | __GFP_NOWARN);
782 static inline void *mlx5_vmalloc(unsigned long size)
786 rtn = kmalloc(size, GFP_KERNEL | __GFP_NOWARN);
792 int mlx5_cmd_init(struct mlx5_core_dev *dev);
793 void mlx5_cmd_cleanup(struct mlx5_core_dev *dev);
794 void mlx5_cmd_use_events(struct mlx5_core_dev *dev);
795 void mlx5_cmd_use_polling(struct mlx5_core_dev *dev);
796 int mlx5_cmd_status_to_err(struct mlx5_outbox_hdr *hdr);
797 int mlx5_cmd_status_to_err_v2(void *ptr);
798 int mlx5_core_get_caps(struct mlx5_core_dev *dev, enum mlx5_cap_type cap_type,
799 enum mlx5_cap_mode cap_mode);
800 int mlx5_cmd_exec(struct mlx5_core_dev *dev, void *in, int in_size, void *out,
802 int mlx5_cmd_exec_cb(struct mlx5_core_dev *dev, void *in, int in_size,
803 void *out, int out_size, mlx5_cmd_cbk_t callback,
805 int mlx5_cmd_alloc_uar(struct mlx5_core_dev *dev, u32 *uarn);
806 int mlx5_cmd_free_uar(struct mlx5_core_dev *dev, u32 uarn);
807 int mlx5_alloc_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari);
808 int mlx5_free_uuars(struct mlx5_core_dev *dev, struct mlx5_uuar_info *uuari);
809 int mlx5_alloc_map_uar(struct mlx5_core_dev *mdev, struct mlx5_uar *uar);
810 void mlx5_unmap_free_uar(struct mlx5_core_dev *mdev, struct mlx5_uar *uar);
811 void mlx5_health_cleanup(void);
812 void __init mlx5_health_init(void);
813 void mlx5_start_health_poll(struct mlx5_core_dev *dev);
814 void mlx5_stop_health_poll(struct mlx5_core_dev *dev);
815 int mlx5_buf_alloc_node(struct mlx5_core_dev *dev, int size, int max_direct,
816 struct mlx5_buf *buf, int node);
817 int mlx5_buf_alloc(struct mlx5_core_dev *dev, int size, int max_direct,
818 struct mlx5_buf *buf);
819 void mlx5_buf_free(struct mlx5_core_dev *dev, struct mlx5_buf *buf);
820 int mlx5_core_create_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
821 struct mlx5_create_srq_mbox_in *in, int inlen,
823 int mlx5_core_destroy_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq);
824 int mlx5_core_query_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
825 struct mlx5_query_srq_mbox_out *out);
826 int mlx5_core_query_vendor_id(struct mlx5_core_dev *mdev, u32 *vendor_id);
827 int mlx5_core_arm_srq(struct mlx5_core_dev *dev, struct mlx5_core_srq *srq,
828 u16 lwm, int is_srq);
829 void mlx5_init_mr_table(struct mlx5_core_dev *dev);
830 void mlx5_cleanup_mr_table(struct mlx5_core_dev *dev);
831 int mlx5_core_create_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
832 struct mlx5_create_mkey_mbox_in *in, int inlen,
833 mlx5_cmd_cbk_t callback, void *context,
834 struct mlx5_create_mkey_mbox_out *out);
835 int mlx5_core_destroy_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr);
836 int mlx5_core_query_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
837 struct mlx5_query_mkey_mbox_out *out, int outlen);
838 int mlx5_core_dump_fill_mkey(struct mlx5_core_dev *dev, struct mlx5_core_mr *mr,
840 int mlx5_core_alloc_pd(struct mlx5_core_dev *dev, u32 *pdn);
841 int mlx5_core_dealloc_pd(struct mlx5_core_dev *dev, u32 pdn);
842 int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, void *inb, void *outb,
844 void mlx5_pagealloc_init(struct mlx5_core_dev *dev);
845 void mlx5_pagealloc_cleanup(struct mlx5_core_dev *dev);
846 int mlx5_pagealloc_start(struct mlx5_core_dev *dev);
847 void mlx5_pagealloc_stop(struct mlx5_core_dev *dev);
848 void mlx5_core_req_pages_handler(struct mlx5_core_dev *dev, u16 func_id,
850 int mlx5_satisfy_startup_pages(struct mlx5_core_dev *dev, int boot);
851 int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev);
852 void mlx5_register_debugfs(void);
853 void mlx5_unregister_debugfs(void);
854 int mlx5_eq_init(struct mlx5_core_dev *dev);
855 void mlx5_eq_cleanup(struct mlx5_core_dev *dev);
856 void mlx5_fill_page_array(struct mlx5_buf *buf, __be64 *pas);
857 void mlx5_cq_completion(struct mlx5_core_dev *dev, u32 cqn);
858 void mlx5_rsc_event(struct mlx5_core_dev *dev, u32 rsn, int event_type);
859 void mlx5_srq_event(struct mlx5_core_dev *dev, u32 srqn, int event_type);
860 struct mlx5_core_srq *mlx5_core_get_srq(struct mlx5_core_dev *dev, u32 srqn);
861 void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, unsigned long vector);
862 void mlx5_cq_event(struct mlx5_core_dev *dev, u32 cqn, int event_type);
863 int mlx5_create_map_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq, u8 vecidx,
864 int nent, u64 mask, const char *name, struct mlx5_uar *uar);
865 int mlx5_destroy_unmap_eq(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
866 int mlx5_start_eqs(struct mlx5_core_dev *dev);
867 int mlx5_stop_eqs(struct mlx5_core_dev *dev);
868 int mlx5_vector2eqn(struct mlx5_core_dev *dev, int vector, int *eqn, int *irqn);
869 int mlx5_core_attach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
870 int mlx5_core_detach_mcg(struct mlx5_core_dev *dev, union ib_gid *mgid, u32 qpn);
871 int mlx5_core_set_dc_cnak_trace(struct mlx5_core_dev *dev, int enable,
874 int mlx5_qp_debugfs_init(struct mlx5_core_dev *dev);
875 void mlx5_qp_debugfs_cleanup(struct mlx5_core_dev *dev);
876 int mlx5_core_access_reg(struct mlx5_core_dev *dev, void *data_in,
877 int size_in, void *data_out, int size_out,
878 u16 reg_num, int arg, int write);
880 void mlx5_toggle_port_link(struct mlx5_core_dev *dev);
881 int mlx5_set_port_caps(struct mlx5_core_dev *dev, u8 port_num, u32 caps);
882 int mlx5_query_port_ptys(struct mlx5_core_dev *dev, u32 *ptys,
883 int ptys_size, int proto_mask);
884 int mlx5_query_port_proto_cap(struct mlx5_core_dev *dev,
885 u32 *proto_cap, int proto_mask);
886 int mlx5_query_port_autoneg(struct mlx5_core_dev *dev, int proto_mask,
887 u8 *an_disable_cap, u8 *an_disable_status);
888 int mlx5_set_port_autoneg(struct mlx5_core_dev *dev, bool disable,
889 u32 eth_proto_admin, int proto_mask);
890 int mlx5_query_port_proto_admin(struct mlx5_core_dev *dev,
891 u32 *proto_admin, int proto_mask);
892 int mlx5_set_port_proto(struct mlx5_core_dev *dev, u32 proto_admin,
894 int mlx5_set_port_status(struct mlx5_core_dev *dev,
895 enum mlx5_port_status status);
896 int mlx5_query_port_status(struct mlx5_core_dev *dev, u8 *status);
897 int mlx5_query_port_admin_status(struct mlx5_core_dev *dev,
898 enum mlx5_port_status *status);
899 int mlx5_set_port_pause(struct mlx5_core_dev *dev, u32 port,
900 u32 rx_pause, u32 tx_pause);
901 int mlx5_query_port_pause(struct mlx5_core_dev *dev, u32 port,
902 u32 *rx_pause, u32 *tx_pause);
903 int mlx5_set_port_pfc(struct mlx5_core_dev *dev, u8 pfc_en_tx, u8 pfc_en_rx);
904 int mlx5_query_port_pfc(struct mlx5_core_dev *dev, u8 *pfc_en_tx, u8 *pfc_en_rx);
906 int mlx5_set_port_mtu(struct mlx5_core_dev *dev, int mtu);
907 int mlx5_query_port_max_mtu(struct mlx5_core_dev *dev, int *max_mtu);
908 int mlx5_query_port_oper_mtu(struct mlx5_core_dev *dev, int *oper_mtu);
910 unsigned int mlx5_query_module_status(struct mlx5_core_dev *dev, int module_num);
911 int mlx5_query_module_num(struct mlx5_core_dev *dev, int *module_num);
912 int mlx5_query_eeprom(struct mlx5_core_dev *dev, int i2c_addr, int page_num,
913 int device_addr, int size, int module_num, u32 *data,
916 int mlx5_debug_eq_add(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
917 void mlx5_debug_eq_remove(struct mlx5_core_dev *dev, struct mlx5_eq *eq);
918 int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
919 struct mlx5_query_eq_mbox_out *out, int outlen);
920 int mlx5_eq_debugfs_init(struct mlx5_core_dev *dev);
921 void mlx5_eq_debugfs_cleanup(struct mlx5_core_dev *dev);
922 int mlx5_cq_debugfs_init(struct mlx5_core_dev *dev);
923 void mlx5_cq_debugfs_cleanup(struct mlx5_core_dev *dev);
924 int mlx5_db_alloc(struct mlx5_core_dev *dev, struct mlx5_db *db);
925 int mlx5_db_alloc_node(struct mlx5_core_dev *dev, struct mlx5_db *db,
927 void mlx5_db_free(struct mlx5_core_dev *dev, struct mlx5_db *db);
929 const char *mlx5_command_str(int command);
930 int mlx5_cmdif_debugfs_init(struct mlx5_core_dev *dev);
931 void mlx5_cmdif_debugfs_cleanup(struct mlx5_core_dev *dev);
932 int mlx5_core_create_psv(struct mlx5_core_dev *dev, u32 pdn,
933 int npsvs, u32 *sig_index);
934 int mlx5_core_destroy_psv(struct mlx5_core_dev *dev, int psv_num);
935 void mlx5_core_put_rsc(struct mlx5_core_rsc_common *common);
936 u8 mlx5_is_wol_supported(struct mlx5_core_dev *dev);
937 int mlx5_set_wol(struct mlx5_core_dev *dev, u8 wol_mode);
938 int mlx5_query_wol(struct mlx5_core_dev *dev, u8 *wol_mode);
939 int mlx5_core_access_pvlc(struct mlx5_core_dev *dev,
940 struct mlx5_pvlc_reg *pvlc, int write);
941 int mlx5_core_access_ptys(struct mlx5_core_dev *dev,
942 struct mlx5_ptys_reg *ptys, int write);
943 int mlx5_core_access_pmtu(struct mlx5_core_dev *dev,
944 struct mlx5_pmtu_reg *pmtu, int write);
945 int mlx5_vxlan_udp_port_add(struct mlx5_core_dev *dev, u16 port);
946 int mlx5_vxlan_udp_port_delete(struct mlx5_core_dev *dev, u16 port);
947 int mlx5_query_port_cong_status(struct mlx5_core_dev *mdev, int protocol,
948 int priority, int *is_enable);
949 int mlx5_modify_port_cong_status(struct mlx5_core_dev *mdev, int protocol,
950 int priority, int enable);
951 int mlx5_query_port_cong_params(struct mlx5_core_dev *mdev, int protocol,
952 void *out, int out_size);
953 int mlx5_modify_port_cong_params(struct mlx5_core_dev *mdev,
954 void *in, int in_size);
955 int mlx5_query_port_cong_statistics(struct mlx5_core_dev *mdev, int clear,
956 void *out, int out_size);
957 int mlx5_set_diagnostics(struct mlx5_core_dev *mdev, void *in, int in_size);
958 int mlx5_query_diagnostics(struct mlx5_core_dev *mdev, u8 num_of_samples,
959 u16 sample_index, void *out, int out_size);
960 static inline u32 mlx5_mkey_to_idx(u32 mkey)
965 static inline u32 mlx5_idx_to_mkey(u32 mkey_idx)
967 return mkey_idx << 8;
970 static inline u8 mlx5_mkey_variant(u32 mkey)
976 MLX5_PROF_MASK_QP_SIZE = (u64)1 << 0,
977 MLX5_PROF_MASK_MR_CACHE = (u64)1 << 1,
981 MAX_MR_CACHE_ENTRIES = 15,
984 struct mlx5_interface {
985 void * (*add)(struct mlx5_core_dev *dev);
986 void (*remove)(struct mlx5_core_dev *dev, void *context);
987 void (*event)(struct mlx5_core_dev *dev, void *context,
988 enum mlx5_dev_event event, unsigned long param);
989 void * (*get_dev)(void *context);
991 struct list_head list;
994 void *mlx5_get_protocol_dev(struct mlx5_core_dev *mdev, int protocol);
995 int mlx5_register_interface(struct mlx5_interface *intf);
996 void mlx5_unregister_interface(struct mlx5_interface *intf);
998 struct mlx5_profile {
1004 } mr_cache[MAX_MR_CACHE_ENTRIES];
1008 MLX5_PCI_DEV_IS_VF = 1 << 0,
1011 static inline int mlx5_core_is_pf(struct mlx5_core_dev *dev)
1013 return !(dev->priv.pci_dev_data & MLX5_PCI_DEV_IS_VF);
1016 #define MLX5_EEPROM_MAX_BYTES 32
1017 #define MLX5_EEPROM_IDENTIFIER_BYTE_MASK 0x000000ff
1018 #define MLX5_EEPROM_REVISION_ID_BYTE_MASK 0x0000ff00
1019 #define MLX5_EEPROM_PAGE_3_VALID_BIT_MASK 0x00040000
1020 #endif /* MLX5_DRIVER_H */