2 * Copyright (c) 2006, 2007 Cisco Systems, Inc. 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/pci.h>
37 #include <linux/completion.h>
38 #include <linux/radix-tree.h>
39 #include <linux/cpu_rmap.h>
41 #include <linux/atomic.h>
43 #define MAX_MSIX_P_PORT 17
45 #define MSIX_LEGACY_SZ 4
46 #define MIN_MSIX_P_PORT 5
49 MLX4_FLAG_MSI_X = 1 << 0,
50 MLX4_FLAG_OLD_PORT_CMDS = 1 << 1,
51 MLX4_FLAG_MASTER = 1 << 2,
52 MLX4_FLAG_SLAVE = 1 << 3,
53 MLX4_FLAG_SRIOV = 1 << 4,
57 MLX4_PORT_CAP_IS_SM = 1 << 1,
58 MLX4_PORT_CAP_DEV_MGMT_SUP = 1 << 19,
63 MLX4_MAX_PORT_PKEYS = 128
66 /* base qkey for use in sriov tunnel-qp/proxy-qp communication.
67 * These qkeys must not be allowed for general use. This is a 64k range,
68 * and to test for violation, we use the mask (protect against future chg).
70 #define MLX4_RESERVED_QKEY_BASE (0xFFFF0000)
71 #define MLX4_RESERVED_QKEY_MASK (0xFFFF0000)
74 MLX4_BOARD_ID_LEN = 64
81 MLX4_MAX_EQ_NUM = 1024,
82 MLX4_MFUNC_EQ_NUM = 4,
83 MLX4_MFUNC_MAX_EQES = 8,
84 MLX4_MFUNC_EQE_MASK = (MLX4_MFUNC_MAX_EQES - 1)
87 /* Driver supports 3 diffrent device methods to manage traffic steering:
88 * -device managed - High level API for ib and eth flow steering. FW is
89 * managing flow steering tables.
90 * - B0 steering mode - Common low level API for ib and (if supported) eth.
91 * - A0 steering mode - Limited low level API for eth. In case of IB,
95 MLX4_STEERING_MODE_A0,
96 MLX4_STEERING_MODE_B0,
97 MLX4_STEERING_MODE_DEVICE_MANAGED
100 static inline const char *mlx4_steering_mode_str(int steering_mode)
102 switch (steering_mode) {
103 case MLX4_STEERING_MODE_A0:
104 return "A0 steering";
106 case MLX4_STEERING_MODE_B0:
107 return "B0 steering";
109 case MLX4_STEERING_MODE_DEVICE_MANAGED:
110 return "Device managed flow steering";
113 return "Unrecognize steering mode";
118 MLX4_DEV_CAP_FLAG_RC = 1LL << 0,
119 MLX4_DEV_CAP_FLAG_UC = 1LL << 1,
120 MLX4_DEV_CAP_FLAG_UD = 1LL << 2,
121 MLX4_DEV_CAP_FLAG_XRC = 1LL << 3,
122 MLX4_DEV_CAP_FLAG_SRQ = 1LL << 6,
123 MLX4_DEV_CAP_FLAG_IPOIB_CSUM = 1LL << 7,
124 MLX4_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8,
125 MLX4_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9,
126 MLX4_DEV_CAP_FLAG_DPDP = 1LL << 12,
127 MLX4_DEV_CAP_FLAG_BLH = 1LL << 15,
128 MLX4_DEV_CAP_FLAG_MEM_WINDOW = 1LL << 16,
129 MLX4_DEV_CAP_FLAG_APM = 1LL << 17,
130 MLX4_DEV_CAP_FLAG_ATOMIC = 1LL << 18,
131 MLX4_DEV_CAP_FLAG_RAW_MCAST = 1LL << 19,
132 MLX4_DEV_CAP_FLAG_UD_AV_PORT = 1LL << 20,
133 MLX4_DEV_CAP_FLAG_UD_MCAST = 1LL << 21,
134 MLX4_DEV_CAP_FLAG_IBOE = 1LL << 30,
135 MLX4_DEV_CAP_FLAG_UC_LOOPBACK = 1LL << 32,
136 MLX4_DEV_CAP_FLAG_FCS_KEEP = 1LL << 34,
137 MLX4_DEV_CAP_FLAG_WOL_PORT1 = 1LL << 37,
138 MLX4_DEV_CAP_FLAG_WOL_PORT2 = 1LL << 38,
139 MLX4_DEV_CAP_FLAG_UDP_RSS = 1LL << 40,
140 MLX4_DEV_CAP_FLAG_VEP_UC_STEER = 1LL << 41,
141 MLX4_DEV_CAP_FLAG_VEP_MC_STEER = 1LL << 42,
142 MLX4_DEV_CAP_FLAG_COUNTERS = 1LL << 48,
143 MLX4_DEV_CAP_FLAG_SET_ETH_SCHED = 1LL << 53,
144 MLX4_DEV_CAP_FLAG_SENSE_SUPPORT = 1LL << 55,
145 MLX4_DEV_CAP_FLAG_PORT_MNG_CHG_EV = 1LL << 59,
146 MLX4_DEV_CAP_FLAG_64B_EQE = 1LL << 61,
147 MLX4_DEV_CAP_FLAG_64B_CQE = 1LL << 62
151 MLX4_DEV_CAP_FLAG2_RSS = 1LL << 0,
152 MLX4_DEV_CAP_FLAG2_RSS_TOP = 1LL << 1,
153 MLX4_DEV_CAP_FLAG2_RSS_XOR = 1LL << 2,
154 MLX4_DEV_CAP_FLAG2_FS_EN = 1LL << 3,
155 MLX4_DEV_CAP_FLAGS2_REASSIGN_MAC_EN = 1LL << 4
159 MLX4_DEV_CAP_64B_EQE_ENABLED = 1LL << 0,
160 MLX4_DEV_CAP_64B_CQE_ENABLED = 1LL << 1
164 MLX4_USER_DEV_CAP_64B_CQE = 1L << 0
168 MLX4_FUNC_CAP_64B_EQE_CQE = 1L << 0
172 #define MLX4_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90)
175 MLX4_BMME_FLAG_WIN_TYPE_2B = 1 << 1,
176 MLX4_BMME_FLAG_LOCAL_INV = 1 << 6,
177 MLX4_BMME_FLAG_REMOTE_INV = 1 << 7,
178 MLX4_BMME_FLAG_TYPE_2_WIN = 1 << 9,
179 MLX4_BMME_FLAG_RESERVED_LKEY = 1 << 10,
180 MLX4_BMME_FLAG_FAST_REG_WR = 1 << 11,
184 MLX4_EVENT_TYPE_COMP = 0x00,
185 MLX4_EVENT_TYPE_PATH_MIG = 0x01,
186 MLX4_EVENT_TYPE_COMM_EST = 0x02,
187 MLX4_EVENT_TYPE_SQ_DRAINED = 0x03,
188 MLX4_EVENT_TYPE_SRQ_QP_LAST_WQE = 0x13,
189 MLX4_EVENT_TYPE_SRQ_LIMIT = 0x14,
190 MLX4_EVENT_TYPE_CQ_ERROR = 0x04,
191 MLX4_EVENT_TYPE_WQ_CATAS_ERROR = 0x05,
192 MLX4_EVENT_TYPE_EEC_CATAS_ERROR = 0x06,
193 MLX4_EVENT_TYPE_PATH_MIG_FAILED = 0x07,
194 MLX4_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10,
195 MLX4_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11,
196 MLX4_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12,
197 MLX4_EVENT_TYPE_LOCAL_CATAS_ERROR = 0x08,
198 MLX4_EVENT_TYPE_PORT_CHANGE = 0x09,
199 MLX4_EVENT_TYPE_EQ_OVERFLOW = 0x0f,
200 MLX4_EVENT_TYPE_ECC_DETECT = 0x0e,
201 MLX4_EVENT_TYPE_CMD = 0x0a,
202 MLX4_EVENT_TYPE_VEP_UPDATE = 0x19,
203 MLX4_EVENT_TYPE_COMM_CHANNEL = 0x18,
204 MLX4_EVENT_TYPE_FATAL_WARNING = 0x1b,
205 MLX4_EVENT_TYPE_FLR_EVENT = 0x1c,
206 MLX4_EVENT_TYPE_PORT_MNG_CHG_EVENT = 0x1d,
207 MLX4_EVENT_TYPE_NONE = 0xff,
211 MLX4_PORT_CHANGE_SUBTYPE_DOWN = 1,
212 MLX4_PORT_CHANGE_SUBTYPE_ACTIVE = 4
216 MLX4_FATAL_WARNING_SUBTYPE_WARMING = 0,
219 enum slave_port_state {
225 enum slave_port_gen_event {
226 SLAVE_PORT_GEN_EVENT_DOWN = 0,
227 SLAVE_PORT_GEN_EVENT_UP,
228 SLAVE_PORT_GEN_EVENT_NONE,
231 enum slave_port_state_event {
232 MLX4_PORT_STATE_DEV_EVENT_PORT_DOWN,
233 MLX4_PORT_STATE_DEV_EVENT_PORT_UP,
234 MLX4_PORT_STATE_IB_PORT_STATE_EVENT_GID_VALID,
235 MLX4_PORT_STATE_IB_EVENT_GID_INVALID,
239 MLX4_PERM_LOCAL_READ = 1 << 10,
240 MLX4_PERM_LOCAL_WRITE = 1 << 11,
241 MLX4_PERM_REMOTE_READ = 1 << 12,
242 MLX4_PERM_REMOTE_WRITE = 1 << 13,
243 MLX4_PERM_ATOMIC = 1 << 14,
244 MLX4_PERM_BIND_MW = 1 << 15,
248 MLX4_OPCODE_NOP = 0x00,
249 MLX4_OPCODE_SEND_INVAL = 0x01,
250 MLX4_OPCODE_RDMA_WRITE = 0x08,
251 MLX4_OPCODE_RDMA_WRITE_IMM = 0x09,
252 MLX4_OPCODE_SEND = 0x0a,
253 MLX4_OPCODE_SEND_IMM = 0x0b,
254 MLX4_OPCODE_LSO = 0x0e,
255 MLX4_OPCODE_RDMA_READ = 0x10,
256 MLX4_OPCODE_ATOMIC_CS = 0x11,
257 MLX4_OPCODE_ATOMIC_FA = 0x12,
258 MLX4_OPCODE_MASKED_ATOMIC_CS = 0x14,
259 MLX4_OPCODE_MASKED_ATOMIC_FA = 0x15,
260 MLX4_OPCODE_BIND_MW = 0x18,
261 MLX4_OPCODE_FMR = 0x19,
262 MLX4_OPCODE_LOCAL_INVAL = 0x1b,
263 MLX4_OPCODE_CONFIG_CMD = 0x1f,
265 MLX4_RECV_OPCODE_RDMA_WRITE_IMM = 0x00,
266 MLX4_RECV_OPCODE_SEND = 0x01,
267 MLX4_RECV_OPCODE_SEND_IMM = 0x02,
268 MLX4_RECV_OPCODE_SEND_INVAL = 0x03,
270 MLX4_CQE_OPCODE_ERROR = 0x1e,
271 MLX4_CQE_OPCODE_RESIZE = 0x16,
275 MLX4_STAT_RATE_OFFSET = 5
279 MLX4_PROT_IB_IPV6 = 0,
286 MLX4_MTT_FLAG_PRESENT = 1
289 enum mlx4_qp_region {
290 MLX4_QP_REGION_FW = 0,
291 MLX4_QP_REGION_ETH_ADDR,
292 MLX4_QP_REGION_FC_ADDR,
293 MLX4_QP_REGION_FC_EXCH,
297 enum mlx4_port_type {
298 MLX4_PORT_TYPE_NONE = 0,
299 MLX4_PORT_TYPE_IB = 1,
300 MLX4_PORT_TYPE_ETH = 2,
301 MLX4_PORT_TYPE_AUTO = 3
304 enum mlx4_special_vlan_idx {
305 MLX4_NO_VLAN_IDX = 0,
310 enum mlx4_steer_type {
317 MLX4_NUM_FEXCH = 64 * 1024,
321 MLX4_MAX_FAST_REG_PAGES = 511,
325 MLX4_DEV_PMC_SUBTYPE_GUID_INFO = 0x14,
326 MLX4_DEV_PMC_SUBTYPE_PORT_INFO = 0x15,
327 MLX4_DEV_PMC_SUBTYPE_PKEY_TABLE = 0x16,
330 /* Port mgmt change event handling */
332 MLX4_EQ_PORT_INFO_MSTR_SM_LID_CHANGE_MASK = 1 << 0,
333 MLX4_EQ_PORT_INFO_GID_PFX_CHANGE_MASK = 1 << 1,
334 MLX4_EQ_PORT_INFO_LID_CHANGE_MASK = 1 << 2,
335 MLX4_EQ_PORT_INFO_CLIENT_REREG_MASK = 1 << 3,
336 MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK = 1 << 4,
339 #define MSTR_SM_CHANGE_MASK (MLX4_EQ_PORT_INFO_MSTR_SM_SL_CHANGE_MASK | \
340 MLX4_EQ_PORT_INFO_MSTR_SM_LID_CHANGE_MASK)
342 static inline u64 mlx4_fw_ver(u64 major, u64 minor, u64 subminor)
344 return (major << 32) | (minor << 16) | subminor;
347 struct mlx4_phys_caps {
348 u32 gid_phys_table_len[MLX4_MAX_PORTS + 1];
349 u32 pkey_phys_table_len[MLX4_MAX_PORTS + 1];
353 u32 base_tunnel_sqpn;
360 int vl_cap[MLX4_MAX_PORTS + 1];
361 int ib_mtu_cap[MLX4_MAX_PORTS + 1];
362 __be32 ib_port_def_cap[MLX4_MAX_PORTS + 1];
363 u64 def_mac[MLX4_MAX_PORTS + 1];
364 int eth_mtu_cap[MLX4_MAX_PORTS + 1];
365 int gid_table_len[MLX4_MAX_PORTS + 1];
366 int pkey_table_len[MLX4_MAX_PORTS + 1];
367 int trans_type[MLX4_MAX_PORTS + 1];
368 int vendor_oui[MLX4_MAX_PORTS + 1];
369 int wavelength[MLX4_MAX_PORTS + 1];
370 u64 trans_code[MLX4_MAX_PORTS + 1];
371 int local_ca_ack_delay;
375 int bf_regs_per_page;
382 int max_qp_init_rdma;
383 int max_qp_dest_rdma;
397 int num_comp_vectors;
402 int fmr_reserved_mtts;
411 int fs_log_max_ucast_qp_range_size;
423 u16 stat_rate_support;
424 u8 port_width_cap[MLX4_MAX_PORTS + 1];
427 int reserved_qps_cnt[MLX4_NUM_QP_REGION];
429 int reserved_qps_base[MLX4_NUM_QP_REGION];
433 enum mlx4_port_type port_type[MLX4_MAX_PORTS + 1];
434 u8 supported_type[MLX4_MAX_PORTS + 1];
435 u8 suggested_type[MLX4_MAX_PORTS + 1];
436 u8 default_sense[MLX4_MAX_PORTS + 1];
437 u32 port_mask[MLX4_MAX_PORTS + 1];
438 enum mlx4_port_type possible_type[MLX4_MAX_PORTS + 1];
440 u8 port_ib_mtu[MLX4_MAX_PORTS + 1];
445 u32 userspace_caps; /* userspace must be aware of these */
446 u32 function_caps; /* VFs must be aware of these */
449 struct mlx4_buf_list {
455 struct mlx4_buf_list direct;
456 struct mlx4_buf_list *page_list;
469 MLX4_DB_PER_PAGE = PAGE_SIZE / 4
472 struct mlx4_db_pgdir {
473 struct list_head list;
474 DECLARE_BITMAP(order0, MLX4_DB_PER_PAGE);
475 DECLARE_BITMAP(order1, MLX4_DB_PER_PAGE / 2);
476 unsigned long *bits[2];
481 struct mlx4_ib_user_db_page;
486 struct mlx4_db_pgdir *pgdir;
487 struct mlx4_ib_user_db_page *user_page;
494 struct mlx4_hwq_resources {
518 enum mlx4_mw_type type;
524 struct mlx4_mpt_entry *mpt;
526 dma_addr_t dma_handle;
536 struct list_head bf_list;
537 unsigned free_bf_bmap;
539 void __iomem *bf_map;
543 unsigned long offset;
545 struct mlx4_uar *uar;
550 void (*comp) (struct mlx4_cq *);
551 void (*event) (struct mlx4_cq *, enum mlx4_event);
553 struct mlx4_uar *uar;
565 struct completion free;
569 void (*event) (struct mlx4_qp *, enum mlx4_event);
574 struct completion free;
578 void (*event) (struct mlx4_srq *, enum mlx4_event);
586 struct completion free;
598 __be32 sl_tclass_flowlabel;
611 __be32 sl_tclass_flowlabel;
620 struct mlx4_eth_av eth;
623 struct mlx4_counter {
635 struct pci_dev *pdev;
637 unsigned long num_slaves;
638 struct mlx4_caps caps;
639 struct mlx4_phys_caps phys_caps;
640 struct radix_tree_root qp_table_tree;
642 char board_id[MLX4_BOARD_ID_LEN];
644 int oper_log_mgm_entry_size;
645 u64 regid_promisc_array[MLX4_MAX_PORTS + 1];
646 u64 regid_allmulti_array[MLX4_MAX_PORTS + 1];
682 } __packed port_change;
684 #define COMM_CHANNEL_BIT_ARRAY_SIZE 4
686 u32 bit_vec[COMM_CHANNEL_BIT_ARRAY_SIZE];
687 } __packed comm_channel_arm;
692 } __packed mac_update;
695 } __packed flr_event;
697 __be16 current_temperature;
698 __be16 warning_threshold;
711 } __packed port_info;
714 __be32 tbl_entries_mask;
715 } __packed tbl_change_info;
717 } __packed port_mgmt_change;
724 struct mlx4_init_port_param {
738 #define mlx4_foreach_port(port, dev, type) \
739 for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
740 if ((type) == (dev)->caps.port_mask[(port)])
742 #define mlx4_foreach_non_ib_transport_port(port, dev) \
743 for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
744 if (((dev)->caps.port_mask[port] != MLX4_PORT_TYPE_IB))
746 #define mlx4_foreach_ib_transport_port(port, dev) \
747 for ((port) = 1; (port) <= (dev)->caps.num_ports; (port)++) \
748 if (((dev)->caps.port_mask[port] == MLX4_PORT_TYPE_IB) || \
749 ((dev)->caps.flags & MLX4_DEV_CAP_FLAG_IBOE))
751 #define MLX4_INVALID_SLAVE_ID 0xFF
753 void handle_port_mgmt_change_event(struct work_struct *work);
755 static inline int mlx4_master_func_num(struct mlx4_dev *dev)
757 return dev->caps.function;
760 static inline int mlx4_is_master(struct mlx4_dev *dev)
762 return dev->flags & MLX4_FLAG_MASTER;
765 static inline int mlx4_is_qp_reserved(struct mlx4_dev *dev, u32 qpn)
767 return (qpn < dev->phys_caps.base_sqpn + 8 +
768 16 * MLX4_MFUNC_MAX * !!mlx4_is_master(dev));
771 static inline int mlx4_is_guest_proxy(struct mlx4_dev *dev, int slave, u32 qpn)
773 int guest_proxy_base = dev->phys_caps.base_proxy_sqpn + slave * 8;
775 if (qpn >= guest_proxy_base && qpn < guest_proxy_base + 8)
781 static inline int mlx4_is_mfunc(struct mlx4_dev *dev)
783 return dev->flags & (MLX4_FLAG_SLAVE | MLX4_FLAG_MASTER);
786 static inline int mlx4_is_slave(struct mlx4_dev *dev)
788 return dev->flags & MLX4_FLAG_SLAVE;
791 int mlx4_buf_alloc(struct mlx4_dev *dev, int size, int max_direct,
792 struct mlx4_buf *buf);
793 void mlx4_buf_free(struct mlx4_dev *dev, int size, struct mlx4_buf *buf);
794 static inline void *mlx4_buf_offset(struct mlx4_buf *buf, int offset)
796 if (BITS_PER_LONG == 64 || buf->nbufs == 1)
797 return buf->direct.buf + offset;
799 return buf->page_list[offset >> PAGE_SHIFT].buf +
800 (offset & (PAGE_SIZE - 1));
803 int mlx4_pd_alloc(struct mlx4_dev *dev, u32 *pdn);
804 void mlx4_pd_free(struct mlx4_dev *dev, u32 pdn);
805 int mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn);
806 void mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn);
808 int mlx4_uar_alloc(struct mlx4_dev *dev, struct mlx4_uar *uar);
809 void mlx4_uar_free(struct mlx4_dev *dev, struct mlx4_uar *uar);
810 int mlx4_bf_alloc(struct mlx4_dev *dev, struct mlx4_bf *bf);
811 void mlx4_bf_free(struct mlx4_dev *dev, struct mlx4_bf *bf);
813 int mlx4_mtt_init(struct mlx4_dev *dev, int npages, int page_shift,
814 struct mlx4_mtt *mtt);
815 void mlx4_mtt_cleanup(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
816 u64 mlx4_mtt_addr(struct mlx4_dev *dev, struct mlx4_mtt *mtt);
818 int mlx4_mr_alloc(struct mlx4_dev *dev, u32 pd, u64 iova, u64 size, u32 access,
819 int npages, int page_shift, struct mlx4_mr *mr);
820 int mlx4_mr_free(struct mlx4_dev *dev, struct mlx4_mr *mr);
821 int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr);
822 int mlx4_mw_alloc(struct mlx4_dev *dev, u32 pd, enum mlx4_mw_type type,
824 void mlx4_mw_free(struct mlx4_dev *dev, struct mlx4_mw *mw);
825 int mlx4_mw_enable(struct mlx4_dev *dev, struct mlx4_mw *mw);
826 int mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
827 int start_index, int npages, u64 *page_list);
828 int mlx4_buf_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt,
829 struct mlx4_buf *buf);
831 int mlx4_db_alloc(struct mlx4_dev *dev, struct mlx4_db *db, int order);
832 void mlx4_db_free(struct mlx4_dev *dev, struct mlx4_db *db);
834 int mlx4_alloc_hwq_res(struct mlx4_dev *dev, struct mlx4_hwq_resources *wqres,
835 int size, int max_direct);
836 void mlx4_free_hwq_res(struct mlx4_dev *mdev, struct mlx4_hwq_resources *wqres,
839 int mlx4_cq_alloc(struct mlx4_dev *dev, int nent, struct mlx4_mtt *mtt,
840 struct mlx4_uar *uar, u64 db_rec, struct mlx4_cq *cq,
841 unsigned vector, int collapsed);
842 void mlx4_cq_free(struct mlx4_dev *dev, struct mlx4_cq *cq);
844 int mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base);
845 void mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt);
847 int mlx4_qp_alloc(struct mlx4_dev *dev, int qpn, struct mlx4_qp *qp);
848 void mlx4_qp_free(struct mlx4_dev *dev, struct mlx4_qp *qp);
850 int mlx4_srq_alloc(struct mlx4_dev *dev, u32 pdn, u32 cqn, u16 xrcdn,
851 struct mlx4_mtt *mtt, u64 db_rec, struct mlx4_srq *srq);
852 void mlx4_srq_free(struct mlx4_dev *dev, struct mlx4_srq *srq);
853 int mlx4_srq_arm(struct mlx4_dev *dev, struct mlx4_srq *srq, int limit_watermark);
854 int mlx4_srq_query(struct mlx4_dev *dev, struct mlx4_srq *srq, int *limit_watermark);
856 int mlx4_INIT_PORT(struct mlx4_dev *dev, int port);
857 int mlx4_CLOSE_PORT(struct mlx4_dev *dev, int port);
859 int mlx4_unicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
860 int block_mcast_loopback, enum mlx4_protocol prot);
861 int mlx4_unicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
862 enum mlx4_protocol prot);
863 int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
864 u8 port, int block_mcast_loopback,
865 enum mlx4_protocol protocol, u64 *reg_id);
866 int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
867 enum mlx4_protocol protocol, u64 reg_id);
870 MLX4_DOMAIN_UVERBS = 0x1000,
871 MLX4_DOMAIN_ETHTOOL = 0x2000,
872 MLX4_DOMAIN_RFS = 0x3000,
873 MLX4_DOMAIN_NIC = 0x5000,
876 enum mlx4_net_trans_rule_id {
877 MLX4_NET_TRANS_RULE_ID_ETH = 0,
878 MLX4_NET_TRANS_RULE_ID_IB,
879 MLX4_NET_TRANS_RULE_ID_IPV6,
880 MLX4_NET_TRANS_RULE_ID_IPV4,
881 MLX4_NET_TRANS_RULE_ID_TCP,
882 MLX4_NET_TRANS_RULE_ID_UDP,
883 MLX4_NET_TRANS_RULE_NUM, /* should be last */
886 extern const u16 __sw_id_hw[];
888 static inline int map_hw_to_sw_id(u16 header_id)
892 for (i = 0; i < MLX4_NET_TRANS_RULE_NUM; i++) {
893 if (header_id == __sw_id_hw[i])
899 enum mlx4_net_trans_promisc_mode {
900 MLX4_FS_PROMISC_NONE = 0,
901 MLX4_FS_PROMISC_UPLINK,
902 /* For future use. Not implemented yet */
903 MLX4_FS_PROMISC_FUNCTION_PORT,
904 MLX4_FS_PROMISC_ALL_MULTI,
907 struct mlx4_spec_eth {
912 u8 ether_type_enable;
918 struct mlx4_spec_tcp_udp {
925 struct mlx4_spec_ipv4 {
932 struct mlx4_spec_ib {
939 struct mlx4_spec_list {
940 struct list_head list;
941 enum mlx4_net_trans_rule_id id;
943 struct mlx4_spec_eth eth;
944 struct mlx4_spec_ib ib;
945 struct mlx4_spec_ipv4 ipv4;
946 struct mlx4_spec_tcp_udp tcp_udp;
950 enum mlx4_net_trans_hw_rule_queue {
951 MLX4_NET_TRANS_Q_FIFO,
952 MLX4_NET_TRANS_Q_LIFO,
955 struct mlx4_net_trans_rule {
956 struct list_head list;
957 enum mlx4_net_trans_hw_rule_queue queue_mode;
960 enum mlx4_net_trans_promisc_mode promisc_mode;
966 int mlx4_flow_steer_promisc_add(struct mlx4_dev *dev, u8 port, u32 qpn,
967 enum mlx4_net_trans_promisc_mode mode);
968 int mlx4_flow_steer_promisc_remove(struct mlx4_dev *dev, u8 port,
969 enum mlx4_net_trans_promisc_mode mode);
970 int mlx4_multicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
971 int mlx4_multicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
972 int mlx4_unicast_promisc_add(struct mlx4_dev *dev, u32 qpn, u8 port);
973 int mlx4_unicast_promisc_remove(struct mlx4_dev *dev, u32 qpn, u8 port);
974 int mlx4_SET_MCAST_FLTR(struct mlx4_dev *dev, u8 port, u64 mac, u64 clear, u8 mode);
976 int mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac);
977 void mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac);
978 int mlx4_get_base_qpn(struct mlx4_dev *dev, u8 port);
979 int __mlx4_replace_mac(struct mlx4_dev *dev, u8 port, int qpn, u64 new_mac);
980 void mlx4_set_stats_bitmap(struct mlx4_dev *dev, u64 *stats_bitmap);
981 int mlx4_SET_PORT_general(struct mlx4_dev *dev, u8 port, int mtu,
982 u8 pptx, u8 pfctx, u8 pprx, u8 pfcrx);
983 int mlx4_SET_PORT_qpn_calc(struct mlx4_dev *dev, u8 port, u32 base_qpn,
985 int mlx4_SET_PORT_PRIO2TC(struct mlx4_dev *dev, u8 port, u8 *prio2tc);
986 int mlx4_SET_PORT_SCHEDULER(struct mlx4_dev *dev, u8 port, u8 *tc_tx_bw,
987 u8 *pg, u16 *ratelimit);
988 int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
989 int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
990 void mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, int index);
992 int mlx4_map_phys_fmr(struct mlx4_dev *dev, struct mlx4_fmr *fmr, u64 *page_list,
993 int npages, u64 iova, u32 *lkey, u32 *rkey);
994 int mlx4_fmr_alloc(struct mlx4_dev *dev, u32 pd, u32 access, int max_pages,
995 int max_maps, u8 page_shift, struct mlx4_fmr *fmr);
996 int mlx4_fmr_enable(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
997 void mlx4_fmr_unmap(struct mlx4_dev *dev, struct mlx4_fmr *fmr,
998 u32 *lkey, u32 *rkey);
999 int mlx4_fmr_free(struct mlx4_dev *dev, struct mlx4_fmr *fmr);
1000 int mlx4_SYNC_TPT(struct mlx4_dev *dev);
1001 int mlx4_test_interrupts(struct mlx4_dev *dev);
1002 int mlx4_assign_eq(struct mlx4_dev *dev, char *name, struct cpu_rmap *rmap,
1004 void mlx4_release_eq(struct mlx4_dev *dev, int vec);
1006 int mlx4_wol_read(struct mlx4_dev *dev, u64 *config, int port);
1007 int mlx4_wol_write(struct mlx4_dev *dev, u64 config, int port);
1009 int mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx);
1010 void mlx4_counter_free(struct mlx4_dev *dev, u32 idx);
1012 int mlx4_flow_attach(struct mlx4_dev *dev,
1013 struct mlx4_net_trans_rule *rule, u64 *reg_id);
1014 int mlx4_flow_detach(struct mlx4_dev *dev, u64 reg_id);
1016 void mlx4_sync_pkey_table(struct mlx4_dev *dev, int slave, int port,
1019 int mlx4_get_parav_qkey(struct mlx4_dev *dev, u32 qpn, u32 *qkey);
1021 int mlx4_is_slave_active(struct mlx4_dev *dev, int slave);
1022 int mlx4_gen_pkey_eqe(struct mlx4_dev *dev, int slave, u8 port);
1023 int mlx4_gen_guid_change_eqe(struct mlx4_dev *dev, int slave, u8 port);
1024 int mlx4_gen_slaves_port_mgt_ev(struct mlx4_dev *dev, u8 port, int attr);
1025 int mlx4_gen_port_state_change_eqe(struct mlx4_dev *dev, int slave, u8 port, u8 port_subtype_change);
1026 enum slave_port_state mlx4_get_slave_port_state(struct mlx4_dev *dev, int slave, u8 port);
1027 int set_and_calc_slave_port_state(struct mlx4_dev *dev, int slave, u8 port, int event, enum slave_port_gen_event *gen_event);
1029 void mlx4_put_slave_node_guid(struct mlx4_dev *dev, int slave, __be64 guid);
1030 __be64 mlx4_get_slave_node_guid(struct mlx4_dev *dev, int slave);
1032 #endif /* MLX4_DEVICE_H */