/* * Copyright (c) 2004, 2005 Topspin Communications. All rights reserved. * Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. * Copyright (c) 2005, 2006, 2007 Cisco Systems. All rights reserved. * Copyright (c) 2005, 2006, 2007, 2008 Mellanox Technologies. All rights reserved. * Copyright (c) 2004 Voltaire, Inc. All rights reserved. * * This software is available to you under a choice of one of two * licenses. You may choose to be licensed under the terms of the GNU * General Public License (GPL) Version 2, available from the file * COPYING in the main directory of this source tree, or the * OpenIB.org BSD license below: * * Redistribution and use in source and binary forms, with or * without modification, are permitted provided that the following * conditions are met: * * - Redistributions of source code must retain the above * copyright notice, this list of conditions and the following * disclaimer. * * - Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials * provided with the distribution. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #ifndef MLX4_H #define MLX4_H #include #include #include #include #include #include #include #include #include #include #include #include #define DRV_NAME "mlx4_core" #define PFX DRV_NAME ": " #define DRV_VERSION "2.2-1" #define DRV_RELDATE "Feb, 2014" #define MLX4_FS_UDP_UC_EN (1 << 1) #define MLX4_FS_TCP_UC_EN (1 << 2) #define MLX4_FS_NUM_OF_L2_ADDR 8 #define MLX4_FS_MGM_LOG_ENTRY_SIZE 7 #define MLX4_FS_NUM_MCG (1 << 17) #define INIT_HCA_TPT_MW_ENABLE (1 << 7) enum { MLX4_HCR_BASE = 0x80680, MLX4_HCR_SIZE = 0x0001c, MLX4_CLR_INT_SIZE = 0x00008, MLX4_SLAVE_COMM_BASE = 0x0, MLX4_COMM_PAGESIZE = 0x1000, MLX4_CLOCK_SIZE = 0x00008, MLX4_COMM_CHAN_CAPS = 0x8, MLX4_COMM_CHAN_FLAGS = 0xc }; enum { MLX4_DEFAULT_MGM_LOG_ENTRY_SIZE = 10, MLX4_MIN_MGM_LOG_ENTRY_SIZE = 7, MLX4_MAX_MGM_LOG_ENTRY_SIZE = 12, MLX4_MAX_QP_PER_MGM = 4 * ((1 << MLX4_MAX_MGM_LOG_ENTRY_SIZE) / 16 - 2), MLX4_MTT_ENTRY_PER_SEG = 8, }; enum { MLX4_NUM_PDS = 1 << 15 }; enum { MLX4_CMPT_TYPE_QP = 0, MLX4_CMPT_TYPE_SRQ = 1, MLX4_CMPT_TYPE_CQ = 2, MLX4_CMPT_TYPE_EQ = 3, MLX4_CMPT_NUM_TYPE }; enum { MLX4_CMPT_SHIFT = 24, MLX4_NUM_CMPTS = MLX4_CMPT_NUM_TYPE << MLX4_CMPT_SHIFT }; enum mlx4_mpt_state { MLX4_MPT_DISABLED = 0, MLX4_MPT_EN_HW, MLX4_MPT_EN_SW }; #define MLX4_COMM_TIME 10000 #define MLX4_COMM_OFFLINE_TIME_OUT 30000 #define MLX4_COMM_CMD_NA_OP 0x0 enum { MLX4_COMM_CMD_RESET, MLX4_COMM_CMD_VHCR0, MLX4_COMM_CMD_VHCR1, MLX4_COMM_CMD_VHCR2, MLX4_COMM_CMD_VHCR_EN, MLX4_COMM_CMD_VHCR_POST, MLX4_COMM_CMD_FLR = 254 }; enum { MLX4_VF_SMI_DISABLED, MLX4_VF_SMI_ENABLED }; /*The flag indicates that the slave should delay the RESET cmd*/ #define MLX4_DELAY_RESET_SLAVE 0xbbbbbbb /*indicates how many retries will be done if we are in the middle of FLR*/ #define NUM_OF_RESET_RETRIES 10 #define SLEEP_TIME_IN_RESET (2 * 1000) enum mlx4_resource { RES_QP, RES_CQ, RES_SRQ, RES_XRCD, RES_MPT, RES_MTT, RES_MAC, RES_VLAN, RES_EQ, RES_COUNTER, RES_FS_RULE, MLX4_NUM_OF_RESOURCE_TYPE }; enum mlx4_alloc_mode { RES_OP_RESERVE, RES_OP_RESERVE_AND_MAP, RES_OP_MAP_ICM, }; enum mlx4_res_tracker_free_type { RES_TR_FREE_ALL, RES_TR_FREE_SLAVES_ONLY, RES_TR_FREE_STRUCTS_ONLY, }; /* *Virtual HCR structures. * mlx4_vhcr is the sw representation, in machine endianness * * mlx4_vhcr_cmd is the formalized structure, the one that is passed * to FW to go through communication channel. * It is big endian, and has the same structure as the physical HCR * used by command interface */ struct mlx4_vhcr { u64 in_param; u64 out_param; u32 in_modifier; u32 errno; u16 op; u16 token; u8 op_modifier; u8 e_bit; }; struct mlx4_vhcr_cmd { __be64 in_param; __be32 in_modifier; u32 reserved1; __be64 out_param; __be16 token; u16 reserved; u8 status; u8 flags; __be16 opcode; }; struct mlx4_cmd_info { u16 opcode; bool has_inbox; bool has_outbox; bool out_is_imm; bool encode_slave_id; int (*verify)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox); int (*wrapper)(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); }; #ifdef CONFIG_MLX4_DEBUG extern int mlx4_debug_level; #else /* CONFIG_MLX4_DEBUG */ #define mlx4_debug_level (0) #endif /* CONFIG_MLX4_DEBUG */ #define mlx4_dbg(mdev, format, ...) \ do { \ if (mlx4_debug_level) \ dev_printk(KERN_DEBUG, \ &(mdev)->persist->pdev->dev, format, \ ##__VA_ARGS__); \ } while (0) #define mlx4_err(mdev, format, ...) \ dev_err(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) #define mlx4_info(mdev, format, ...) \ dev_info(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) #define mlx4_warn(mdev, format, ...) \ dev_warn(&(mdev)->persist->pdev->dev, format, ##__VA_ARGS__) extern int mlx4_log_num_mgm_entry_size; extern int log_mtts_per_seg; extern int mlx4_internal_err_reset; #define MLX4_MAX_NUM_SLAVES (min(MLX4_MAX_NUM_PF + MLX4_MAX_NUM_VF, \ MLX4_MFUNC_MAX)) #define ALL_SLAVES 0xff struct mlx4_bitmap { u32 last; u32 top; u32 max; u32 reserved_top; u32 mask; u32 avail; u32 effective_len; spinlock_t lock; unsigned long *table; }; struct mlx4_buddy { unsigned long **bits; unsigned int *num_free; u32 max_order; spinlock_t lock; }; struct mlx4_icm; struct mlx4_icm_table { u64 virt; int num_icm; u32 num_obj; int obj_size; int lowmem; int coherent; struct mutex mutex; struct mlx4_icm **icm; }; #define MLX4_MPT_FLAG_SW_OWNS (0xfUL << 28) #define MLX4_MPT_FLAG_FREE (0x3UL << 28) #define MLX4_MPT_FLAG_MIO (1 << 17) #define MLX4_MPT_FLAG_BIND_ENABLE (1 << 15) #define MLX4_MPT_FLAG_PHYSICAL (1 << 9) #define MLX4_MPT_FLAG_REGION (1 << 8) #define MLX4_MPT_PD_MASK (0x1FFFFUL) #define MLX4_MPT_PD_VF_MASK (0xFE0000UL) #define MLX4_MPT_PD_FLAG_FAST_REG (1 << 27) #define MLX4_MPT_PD_FLAG_RAE (1 << 28) #define MLX4_MPT_PD_FLAG_EN_INV (3 << 24) #define MLX4_MPT_QP_FLAG_BOUND_QP (1 << 7) #define MLX4_MPT_STATUS_SW 0xF0 #define MLX4_MPT_STATUS_HW 0x00 #define MLX4_CQE_SIZE_MASK_STRIDE 0x3 #define MLX4_EQE_SIZE_MASK_STRIDE 0x30 /* * Must be packed because mtt_seg is 64 bits but only aligned to 32 bits. */ struct mlx4_mpt_entry { __be32 flags; __be32 qpn; __be32 key; __be32 pd_flags; __be64 start; __be64 length; __be32 lkey; __be32 win_cnt; u8 reserved1[3]; u8 mtt_rep; __be64 mtt_addr; __be32 mtt_sz; __be32 entity_size; __be32 first_byte_offset; } __packed; /* * Must be packed because start is 64 bits but only aligned to 32 bits. */ struct mlx4_eq_context { __be32 flags; u16 reserved1[3]; __be16 page_offset; u8 log_eq_size; u8 reserved2[4]; u8 eq_period; u8 reserved3; u8 eq_max_count; u8 reserved4[3]; u8 intr; u8 log_page_size; u8 reserved5[2]; u8 mtt_base_addr_h; __be32 mtt_base_addr_l; u32 reserved6[2]; __be32 consumer_index; __be32 producer_index; u32 reserved7[4]; }; struct mlx4_cq_context { __be32 flags; u16 reserved1[3]; __be16 page_offset; __be32 logsize_usrpage; __be16 cq_period; __be16 cq_max_count; u8 reserved2[3]; u8 comp_eqn; u8 log_page_size; u8 reserved3[2]; u8 mtt_base_addr_h; __be32 mtt_base_addr_l; __be32 last_notified_index; __be32 solicit_producer_index; __be32 consumer_index; __be32 producer_index; u32 reserved4[2]; __be64 db_rec_addr; }; struct mlx4_srq_context { __be32 state_logsize_srqn; u8 logstride; u8 reserved1; __be16 xrcd; __be32 pg_offset_cqn; u32 reserved2; u8 log_page_size; u8 reserved3[2]; u8 mtt_base_addr_h; __be32 mtt_base_addr_l; __be32 pd; __be16 limit_watermark; __be16 wqe_cnt; u16 reserved4; __be16 wqe_counter; u32 reserved5; __be64 db_rec_addr; }; struct mlx4_eq_tasklet { struct list_head list; struct list_head process_list; struct tasklet_struct task; /* lock on completion tasklet list */ spinlock_t lock; }; struct mlx4_eq { struct mlx4_dev *dev; void __iomem *doorbell; int eqn; u32 cons_index; u16 irq; u16 have_irq; int nent; struct mlx4_buf_list *page_list; struct mlx4_mtt mtt; struct mlx4_eq_tasklet tasklet_ctx; }; struct mlx4_slave_eqe { u8 type; u8 port; u32 param; }; struct mlx4_slave_event_eq_info { int eqn; u16 token; }; struct mlx4_profile { int num_qp; int rdmarc_per_qp; int num_srq; int num_cq; int num_mcg; int num_mpt; unsigned num_mtt; }; struct mlx4_fw { u64 clr_int_base; u64 catas_offset; u64 comm_base; u64 clock_offset; struct mlx4_icm *fw_icm; struct mlx4_icm *aux_icm; u32 catas_size; u16 fw_pages; u8 clr_int_bar; u8 catas_bar; u8 comm_bar; u8 clock_bar; }; struct mlx4_comm { u32 slave_write; u32 slave_read; }; enum { MLX4_MCAST_CONFIG = 0, MLX4_MCAST_DISABLE = 1, MLX4_MCAST_ENABLE = 2, }; #define VLAN_FLTR_SIZE 128 struct mlx4_vlan_fltr { __be32 entry[VLAN_FLTR_SIZE]; }; struct mlx4_mcast_entry { struct list_head list; u64 addr; }; struct mlx4_promisc_qp { struct list_head list; u32 qpn; }; struct mlx4_steer_index { struct list_head list; unsigned int index; struct list_head duplicates; }; #define MLX4_EVENT_TYPES_NUM 64 struct mlx4_slave_state { u8 comm_toggle; u8 last_cmd; u8 init_port_mask; bool active; bool old_vlan_api; u8 function; dma_addr_t vhcr_dma; u16 mtu[MLX4_MAX_PORTS + 1]; __be32 ib_cap_mask[MLX4_MAX_PORTS + 1]; struct mlx4_slave_eqe eq[MLX4_MFUNC_MAX_EQES]; struct list_head mcast_filters[MLX4_MAX_PORTS + 1]; struct mlx4_vlan_fltr *vlan_filter[MLX4_MAX_PORTS + 1]; /* event type to eq number lookup */ struct mlx4_slave_event_eq_info event_eq[MLX4_EVENT_TYPES_NUM]; u16 eq_pi; u16 eq_ci; spinlock_t lock; /*initialized via the kzalloc*/ u8 is_slave_going_down; u32 cookie; enum slave_port_state port_state[MLX4_MAX_PORTS + 1]; }; #define MLX4_VGT 4095 #define NO_INDX (-1) struct mlx4_vport_state { u64 mac; u16 default_vlan; u8 default_qos; u32 tx_rate; bool spoofchk; u32 link_state; }; struct mlx4_vf_admin_state { struct mlx4_vport_state vport[MLX4_MAX_PORTS + 1]; u8 enable_smi[MLX4_MAX_PORTS + 1]; }; struct mlx4_vport_oper_state { struct mlx4_vport_state state; int mac_idx; int vlan_idx; }; struct mlx4_vf_oper_state { struct mlx4_vport_oper_state vport[MLX4_MAX_PORTS + 1]; u8 smi_enabled[MLX4_MAX_PORTS + 1]; }; struct slave_list { struct mutex mutex; struct list_head res_list[MLX4_NUM_OF_RESOURCE_TYPE]; }; struct resource_allocator { spinlock_t alloc_lock; /* protect quotas */ union { int res_reserved; int res_port_rsvd[MLX4_MAX_PORTS]; }; union { int res_free; int res_port_free[MLX4_MAX_PORTS]; }; int *quota; int *allocated; int *guaranteed; }; struct mlx4_resource_tracker { spinlock_t lock; /* tree for each resources */ struct rb_root res_tree[MLX4_NUM_OF_RESOURCE_TYPE]; /* num_of_slave's lists, one per slave */ struct slave_list *slave_list; struct resource_allocator res_alloc[MLX4_NUM_OF_RESOURCE_TYPE]; }; #define SLAVE_EVENT_EQ_SIZE 128 struct mlx4_slave_event_eq { u32 eqn; u32 cons; u32 prod; spinlock_t event_lock; struct mlx4_eqe event_eqe[SLAVE_EVENT_EQ_SIZE]; }; struct mlx4_master_qp0_state { int proxy_qp0_active; int qp0_active; int port_active; }; struct mlx4_mfunc_master_ctx { struct mlx4_slave_state *slave_state; struct mlx4_vf_admin_state *vf_admin; struct mlx4_vf_oper_state *vf_oper; struct mlx4_master_qp0_state qp0_state[MLX4_MAX_PORTS + 1]; int init_port_ref[MLX4_MAX_PORTS + 1]; u16 max_mtu[MLX4_MAX_PORTS + 1]; int disable_mcast_ref[MLX4_MAX_PORTS + 1]; struct mlx4_resource_tracker res_tracker; struct workqueue_struct *comm_wq; struct work_struct comm_work; struct work_struct slave_event_work; struct work_struct slave_flr_event_work; spinlock_t slave_state_lock; __be32 comm_arm_bit_vector[4]; struct mlx4_eqe cmd_eqe; struct mlx4_slave_event_eq slave_eq; struct mutex gen_eqe_mutex[MLX4_MFUNC_MAX]; }; struct mlx4_mfunc { struct mlx4_comm __iomem *comm; struct mlx4_vhcr_cmd *vhcr; dma_addr_t vhcr_dma; struct mlx4_mfunc_master_ctx master; }; #define MGM_QPN_MASK 0x00FFFFFF #define MGM_BLCK_LB_BIT 30 struct mlx4_mgm { __be32 next_gid_index; __be32 members_count; u32 reserved[2]; u8 gid[16]; __be32 qp[MLX4_MAX_QP_PER_MGM]; }; struct mlx4_cmd { struct pci_pool *pool; void __iomem *hcr; struct mutex slave_cmd_mutex; struct semaphore poll_sem; struct semaphore event_sem; int max_cmds; spinlock_t context_lock; int free_head; struct mlx4_cmd_context *context; u16 token_mask; u8 use_events; u8 toggle; u8 comm_toggle; u8 initialized; }; enum { MLX4_VF_IMMED_VLAN_FLAG_VLAN = 1 << 0, MLX4_VF_IMMED_VLAN_FLAG_QOS = 1 << 1, MLX4_VF_IMMED_VLAN_FLAG_LINK_DISABLE = 1 << 2, }; struct mlx4_vf_immed_vlan_work { struct work_struct work; struct mlx4_priv *priv; int flags; int slave; int vlan_ix; int orig_vlan_ix; u8 port; u8 qos; u16 vlan_id; u16 orig_vlan_id; }; struct mlx4_uar_table { struct mlx4_bitmap bitmap; }; struct mlx4_mr_table { struct mlx4_bitmap mpt_bitmap; struct mlx4_buddy mtt_buddy; u64 mtt_base; u64 mpt_base; struct mlx4_icm_table mtt_table; struct mlx4_icm_table dmpt_table; }; struct mlx4_cq_table { struct mlx4_bitmap bitmap; spinlock_t lock; struct radix_tree_root tree; struct mlx4_icm_table table; struct mlx4_icm_table cmpt_table; }; struct mlx4_eq_table { struct mlx4_bitmap bitmap; char *irq_names; void __iomem *clr_int; void __iomem **uar_map; u32 clr_mask; struct mlx4_eq *eq; struct mlx4_icm_table table; struct mlx4_icm_table cmpt_table; int have_irq; u8 inta_pin; }; struct mlx4_srq_table { struct mlx4_bitmap bitmap; spinlock_t lock; struct radix_tree_root tree; struct mlx4_icm_table table; struct mlx4_icm_table cmpt_table; }; enum mlx4_qp_table_zones { MLX4_QP_TABLE_ZONE_GENERAL, MLX4_QP_TABLE_ZONE_RSS, MLX4_QP_TABLE_ZONE_RAW_ETH, MLX4_QP_TABLE_ZONE_NUM }; struct mlx4_qp_table { struct mlx4_bitmap *bitmap_gen; struct mlx4_zone_allocator *zones; u32 zones_uids[MLX4_QP_TABLE_ZONE_NUM]; u32 rdmarc_base; int rdmarc_shift; spinlock_t lock; struct mlx4_icm_table qp_table; struct mlx4_icm_table auxc_table; struct mlx4_icm_table altc_table; struct mlx4_icm_table rdmarc_table; struct mlx4_icm_table cmpt_table; }; struct mlx4_mcg_table { struct mutex mutex; struct mlx4_bitmap bitmap; struct mlx4_icm_table table; }; struct mlx4_catas_err { u32 __iomem *map; struct timer_list timer; struct list_head list; }; #define MLX4_MAX_MAC_NUM 128 #define MLX4_MAC_TABLE_SIZE (MLX4_MAX_MAC_NUM << 3) struct mlx4_mac_table { __be64 entries[MLX4_MAX_MAC_NUM]; int refs[MLX4_MAX_MAC_NUM]; struct mutex mutex; int total; int max; }; #define MLX4_ROCE_GID_ENTRY_SIZE 16 struct mlx4_roce_gid_entry { u8 raw[MLX4_ROCE_GID_ENTRY_SIZE]; }; struct mlx4_roce_gid_table { struct mlx4_roce_gid_entry roce_gids[MLX4_ROCE_MAX_GIDS]; struct mutex mutex; }; #define MLX4_MAX_VLAN_NUM 128 #define MLX4_VLAN_TABLE_SIZE (MLX4_MAX_VLAN_NUM << 2) struct mlx4_vlan_table { __be32 entries[MLX4_MAX_VLAN_NUM]; int refs[MLX4_MAX_VLAN_NUM]; struct mutex mutex; int total; int max; }; #define SET_PORT_GEN_ALL_VALID 0x7 #define SET_PORT_PROMISC_SHIFT 31 #define SET_PORT_MC_PROMISC_SHIFT 30 enum { MCAST_DIRECT_ONLY = 0, MCAST_DIRECT = 1, MCAST_DEFAULT = 2 }; struct mlx4_set_port_general_context { u8 reserved[3]; u8 flags; u16 reserved2; __be16 mtu; u8 pptx; u8 pfctx; u16 reserved3; u8 pprx; u8 pfcrx; u16 reserved4; }; struct mlx4_set_port_rqp_calc_context { __be32 base_qpn; u8 rererved; u8 n_mac; u8 n_vlan; u8 n_prio; u8 reserved2[3]; u8 mac_miss; u8 intra_no_vlan; u8 no_vlan; u8 intra_vlan_miss; u8 vlan_miss; u8 reserved3[3]; u8 no_vlan_prio; __be32 promisc; __be32 mcast; }; struct mlx4_port_info { struct mlx4_dev *dev; int port; char dev_name[16]; struct device_attribute port_attr; enum mlx4_port_type tmp_type; char dev_mtu_name[16]; struct device_attribute port_mtu_attr; struct mlx4_mac_table mac_table; struct mlx4_vlan_table vlan_table; struct mlx4_roce_gid_table gid_table; int base_qpn; }; struct mlx4_sense { struct mlx4_dev *dev; u8 do_sense_port[MLX4_MAX_PORTS + 1]; u8 sense_allowed[MLX4_MAX_PORTS + 1]; struct delayed_work sense_poll; }; struct mlx4_msix_ctl { u64 pool_bm; struct mutex pool_lock; }; struct mlx4_steer { struct list_head promisc_qps[MLX4_NUM_STEERS]; struct list_head steer_entries[MLX4_NUM_STEERS]; }; enum { MLX4_PCI_DEV_IS_VF = 1 << 0, MLX4_PCI_DEV_FORCE_SENSE_PORT = 1 << 1, }; enum { MLX4_NO_RR = 0, MLX4_USE_RR = 1, }; struct mlx4_priv { struct mlx4_dev dev; struct list_head dev_list; struct list_head ctx_list; spinlock_t ctx_lock; int pci_dev_data; int removed; struct list_head pgdir_list; struct mutex pgdir_mutex; struct mlx4_fw fw; struct mlx4_cmd cmd; struct mlx4_mfunc mfunc; struct mlx4_bitmap pd_bitmap; struct mlx4_bitmap xrcd_bitmap; struct mlx4_uar_table uar_table; struct mlx4_mr_table mr_table; struct mlx4_cq_table cq_table; struct mlx4_eq_table eq_table; struct mlx4_srq_table srq_table; struct mlx4_qp_table qp_table; struct mlx4_mcg_table mcg_table; struct mlx4_bitmap counters_bitmap; struct mlx4_catas_err catas_err; void __iomem *clr_base; struct mlx4_uar driver_uar; void __iomem *kar; struct mlx4_port_info port[MLX4_MAX_PORTS + 1]; struct mlx4_sense sense; struct mutex port_mutex; struct mlx4_msix_ctl msix_ctl; struct mlx4_steer *steer; struct list_head bf_list; struct mutex bf_mutex; struct io_mapping *bf_mapping; void __iomem *clock_mapping; int reserved_mtts; int fs_hash_mode; u8 virt2phys_pkey[MLX4_MFUNC_MAX][MLX4_MAX_PORTS][MLX4_MAX_PORT_PKEYS]; struct mlx4_port_map v2p; /* cached port mapping configuration */ struct mutex bond_mutex; /* for bond mode */ __be64 slave_node_guids[MLX4_MFUNC_MAX]; atomic_t opreq_count; struct work_struct opreq_task; }; static inline struct mlx4_priv *mlx4_priv(struct mlx4_dev *dev) { return container_of(dev, struct mlx4_priv, dev); } #define MLX4_SENSE_RANGE (HZ * 3) extern struct workqueue_struct *mlx4_wq; u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap); void mlx4_bitmap_free(struct mlx4_bitmap *bitmap, u32 obj, int use_rr); u32 mlx4_bitmap_alloc_range(struct mlx4_bitmap *bitmap, int cnt, int align, u32 skip_mask); void mlx4_bitmap_free_range(struct mlx4_bitmap *bitmap, u32 obj, int cnt, int use_rr); u32 mlx4_bitmap_avail(struct mlx4_bitmap *bitmap); int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num, u32 mask, u32 reserved_bot, u32 resetrved_top); void mlx4_bitmap_cleanup(struct mlx4_bitmap *bitmap); int mlx4_reset(struct mlx4_dev *dev); int mlx4_alloc_eq_table(struct mlx4_dev *dev); void mlx4_free_eq_table(struct mlx4_dev *dev); int mlx4_init_pd_table(struct mlx4_dev *dev); int mlx4_init_xrcd_table(struct mlx4_dev *dev); int mlx4_init_uar_table(struct mlx4_dev *dev); int mlx4_init_mr_table(struct mlx4_dev *dev); int mlx4_init_eq_table(struct mlx4_dev *dev); int mlx4_init_cq_table(struct mlx4_dev *dev); int mlx4_init_qp_table(struct mlx4_dev *dev); int mlx4_init_srq_table(struct mlx4_dev *dev); int mlx4_init_mcg_table(struct mlx4_dev *dev); void mlx4_cleanup_pd_table(struct mlx4_dev *dev); void mlx4_cleanup_xrcd_table(struct mlx4_dev *dev); void mlx4_cleanup_uar_table(struct mlx4_dev *dev); void mlx4_cleanup_mr_table(struct mlx4_dev *dev); void mlx4_cleanup_eq_table(struct mlx4_dev *dev); void mlx4_cleanup_cq_table(struct mlx4_dev *dev); void mlx4_cleanup_qp_table(struct mlx4_dev *dev); void mlx4_cleanup_srq_table(struct mlx4_dev *dev); void mlx4_cleanup_mcg_table(struct mlx4_dev *dev); int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp); void __mlx4_qp_free_icm(struct mlx4_dev *dev, int qpn); int __mlx4_cq_alloc_icm(struct mlx4_dev *dev, int *cqn); void __mlx4_cq_free_icm(struct mlx4_dev *dev, int cqn); int __mlx4_srq_alloc_icm(struct mlx4_dev *dev, int *srqn); void __mlx4_srq_free_icm(struct mlx4_dev *dev, int srqn); int __mlx4_mpt_reserve(struct mlx4_dev *dev); void __mlx4_mpt_release(struct mlx4_dev *dev, u32 index); int __mlx4_mpt_alloc_icm(struct mlx4_dev *dev, u32 index, gfp_t gfp); void __mlx4_mpt_free_icm(struct mlx4_dev *dev, u32 index); u32 __mlx4_alloc_mtt_range(struct mlx4_dev *dev, int order); void __mlx4_free_mtt_range(struct mlx4_dev *dev, u32 first_seg, int order); int mlx4_WRITE_MTT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SYNC_TPT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SW2HW_MPT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_HW2SW_MPT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_MPT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SW2HW_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_CONFIG_DEV_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_DMA_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int __mlx4_qp_reserve_range(struct mlx4_dev *dev, int cnt, int align, int *base, u8 flags); void __mlx4_qp_release_range(struct mlx4_dev *dev, int base_qpn, int cnt); int __mlx4_register_mac(struct mlx4_dev *dev, u8 port, u64 mac); void __mlx4_unregister_mac(struct mlx4_dev *dev, u8 port, u64 mac); int __mlx4_write_mtt(struct mlx4_dev *dev, struct mlx4_mtt *mtt, int start_index, int npages, u64 *page_list); int __mlx4_counter_alloc(struct mlx4_dev *dev, u32 *idx); void __mlx4_counter_free(struct mlx4_dev *dev, u32 idx); int __mlx4_xrcd_alloc(struct mlx4_dev *dev, u32 *xrcdn); void __mlx4_xrcd_free(struct mlx4_dev *dev, u32 xrcdn); void mlx4_start_catas_poll(struct mlx4_dev *dev); void mlx4_stop_catas_poll(struct mlx4_dev *dev); int mlx4_catas_init(struct mlx4_dev *dev); void mlx4_catas_end(struct mlx4_dev *dev); int mlx4_restart_one(struct pci_dev *pdev); int mlx4_register_device(struct mlx4_dev *dev); void mlx4_unregister_device(struct mlx4_dev *dev); void mlx4_dispatch_event(struct mlx4_dev *dev, enum mlx4_dev_event type, unsigned long param); struct mlx4_dev_cap; struct mlx4_init_hca_param; u64 mlx4_make_profile(struct mlx4_dev *dev, struct mlx4_profile *request, struct mlx4_dev_cap *dev_cap, struct mlx4_init_hca_param *init_hca); void mlx4_master_comm_channel(struct work_struct *work); void mlx4_gen_slave_eqe(struct work_struct *work); void mlx4_master_handle_slave_flr(struct work_struct *work); int mlx4_ALLOC_RES_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_FREE_RES_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_MAP_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_COMM_INT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_HW2SW_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_EQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SW2HW_CQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_HW2SW_CQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_CQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_MODIFY_CQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SW2HW_SRQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_HW2SW_SRQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_SRQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_ARM_SRQ_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_GEN_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_RST2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_INIT2INIT_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_INIT2RTR_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_RTR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_RTS2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SQERR2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_2ERR_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_RTS2SQD_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SQD2SQD_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SQD2RTS_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_2RST_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe); enum { MLX4_CMD_CLEANUP_STRUCT = 1UL << 0, MLX4_CMD_CLEANUP_POOL = 1UL << 1, MLX4_CMD_CLEANUP_HCR = 1UL << 2, MLX4_CMD_CLEANUP_VHCR = 1UL << 3, MLX4_CMD_CLEANUP_ALL = (MLX4_CMD_CLEANUP_VHCR << 1) - 1 }; int mlx4_cmd_init(struct mlx4_dev *dev); void mlx4_cmd_cleanup(struct mlx4_dev *dev, int cleanup_mask); int mlx4_multi_func_init(struct mlx4_dev *dev); int mlx4_ARM_COMM_CHANNEL(struct mlx4_dev *dev); void mlx4_multi_func_cleanup(struct mlx4_dev *dev); void mlx4_cmd_event(struct mlx4_dev *dev, u16 token, u8 status, u64 out_param); int mlx4_cmd_use_events(struct mlx4_dev *dev); void mlx4_cmd_use_polling(struct mlx4_dev *dev); int mlx4_comm_cmd(struct mlx4_dev *dev, u8 cmd, u16 param, u16 op, unsigned long timeout); void mlx4_cq_tasklet_cb(unsigned long data); void mlx4_cq_completion(struct mlx4_dev *dev, u32 cqn); void mlx4_cq_event(struct mlx4_dev *dev, u32 cqn, int event_type); void mlx4_qp_event(struct mlx4_dev *dev, u32 qpn, int event_type); void mlx4_srq_event(struct mlx4_dev *dev, u32 srqn, int event_type); void mlx4_enter_error_state(struct mlx4_dev_persistent *persist); int mlx4_SENSE_PORT(struct mlx4_dev *dev, int port, enum mlx4_port_type *type); void mlx4_do_sense_ports(struct mlx4_dev *dev, enum mlx4_port_type *stype, enum mlx4_port_type *defaults); void mlx4_start_sense(struct mlx4_dev *dev); void mlx4_stop_sense(struct mlx4_dev *dev); void mlx4_sense_init(struct mlx4_dev *dev); int mlx4_check_port_params(struct mlx4_dev *dev, enum mlx4_port_type *port_type); int mlx4_change_port_types(struct mlx4_dev *dev, enum mlx4_port_type *port_types); void mlx4_init_mac_table(struct mlx4_dev *dev, struct mlx4_mac_table *table); void mlx4_init_vlan_table(struct mlx4_dev *dev, struct mlx4_vlan_table *table); void mlx4_init_roce_gid_table(struct mlx4_dev *dev, struct mlx4_roce_gid_table *table); void __mlx4_unregister_vlan(struct mlx4_dev *dev, u8 port, u16 vlan); int __mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index); int mlx4_SET_PORT(struct mlx4_dev *dev, u8 port, int pkey_tbl_sz); /* resource tracker functions*/ int mlx4_get_slave_from_resource_id(struct mlx4_dev *dev, enum mlx4_resource resource_type, u64 resource_id, int *slave); void mlx4_delete_all_resources_for_slave(struct mlx4_dev *dev, int slave_id); void mlx4_reset_roce_gids(struct mlx4_dev *dev, int slave); int mlx4_init_resource_tracker(struct mlx4_dev *dev); void mlx4_free_resource_tracker(struct mlx4_dev *dev, enum mlx4_res_tracker_free_type type); int mlx4_QUERY_FW_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SET_PORT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_INIT_PORT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_CLOSE_PORT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_DEV_CAP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_PORT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_get_port_ib_caps(struct mlx4_dev *dev, u8 port, __be32 *caps); int mlx4_get_slave_pkey_gid_tbl_len(struct mlx4_dev *dev, u8 port, int *gid_tbl_len, int *pkey_tbl_len); int mlx4_QP_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_UPDATE_QP_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_PROMISC_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_qp_detach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], enum mlx4_protocol prot, enum mlx4_steer_type steer); int mlx4_qp_attach_common(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], int block_mcast_loopback, enum mlx4_protocol prot, enum mlx4_steer_type steer); int mlx4_trans_to_dmfs_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16], u8 port, int block_mcast_loopback, enum mlx4_protocol prot, u64 *reg_id); int mlx4_SET_MCAST_FLTR_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_SET_VLAN_FLTR_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_common_set_vlan_fltr(struct mlx4_dev *dev, int function, int port, void *buf); int mlx4_common_dump_eth_stats(struct mlx4_dev *dev, int slave, u32 in_mod, struct mlx4_cmd_mailbox *outbox); int mlx4_DUMP_ETH_STATS_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_PKEY_TABLE_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QUERY_IF_STAT_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_ACCESS_REG_wrapper(struct mlx4_dev *dev, int slave, struct mlx4_vhcr *vhcr, struct mlx4_cmd_mailbox *inbox, struct mlx4_cmd_mailbox *outbox, struct mlx4_cmd_info *cmd); int mlx4_get_mgm_entry_size(struct mlx4_dev *dev); int mlx4_get_qp_per_mgm(struct mlx4_dev *dev); static inline void set_param_l(u64 *arg, u32 val) { *arg = (*arg & 0xffffffff00000000ULL) | (u64) val; } static inline void set_param_h(u64 *arg, u32 val) { *arg = (*arg & 0xffffffff) | ((u64) val << 32); } static inline u32 get_param_l(u64 *arg) { return (u32) (*arg & 0xffffffff); } static inline u32 get_param_h(u64 *arg) { return (u32)(*arg >> 32); } static inline spinlock_t *mlx4_tlock(struct mlx4_dev *dev) { return &mlx4_priv(dev)->mfunc.master.res_tracker.lock; } #define NOT_MASKED_PD_BITS 17 void mlx4_vf_immed_vlan_work_handler(struct work_struct *_work); void mlx4_init_quotas(struct mlx4_dev *dev); int mlx4_get_slave_num_gids(struct mlx4_dev *dev, int slave, int port); /* Returns the VF index of slave */ int mlx4_get_vf_indx(struct mlx4_dev *dev, int slave); int mlx4_config_mad_demux(struct mlx4_dev *dev); int mlx4_do_bond(struct mlx4_dev *dev, bool enable); enum mlx4_zone_flags { MLX4_ZONE_ALLOW_ALLOC_FROM_LOWER_PRIO = 1UL << 0, MLX4_ZONE_ALLOW_ALLOC_FROM_EQ_PRIO = 1UL << 1, MLX4_ZONE_FALLBACK_TO_HIGHER_PRIO = 1UL << 2, MLX4_ZONE_USE_RR = 1UL << 3, }; enum mlx4_zone_alloc_flags { /* No two objects could overlap between zones. UID * could be left unused. If this flag is given and * two overlapped zones are used, an object will be free'd * from the smallest possible matching zone. */ MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP = 1UL << 0, }; struct mlx4_zone_allocator; /* Create a new zone allocator */ struct mlx4_zone_allocator *mlx4_zone_allocator_create(enum mlx4_zone_alloc_flags flags); /* Attach a mlx4_bitmap of priority to the zone allocator * . Allocating an object from this zone adds an offset . * Similarly, when searching for an object to free, this offset it taken into * account. The use_rr mlx4_ib parameter for allocating objects from this * is given through the MLX4_ZONE_USE_RR flag in . * When an allocation fails, tries to allocate from other zones * according to the policy set by . is the unique identifier * received to this zone. */ int mlx4_zone_add_one(struct mlx4_zone_allocator *zone_alloc, struct mlx4_bitmap *bitmap, u32 flags, int priority, int offset, u32 *puid); /* Remove bitmap indicated by from */ int mlx4_zone_remove_one(struct mlx4_zone_allocator *zone_alloc, u32 uid); /* Delete the zone allocator objects with align and skip_mask * from the mlx4_bitmap whose uid is . The bitmap which we actually * allocated from is returned in . If the allocation fails, a negative * number is returned. Otherwise, the offset of the first object is returned. */ u32 mlx4_zone_alloc_entries(struct mlx4_zone_allocator *zones, u32 uid, int count, int align, u32 skip_mask, u32 *puid); /* Free objects, start from of the uid from zone_allocator * . */ u32 mlx4_zone_free_entries(struct mlx4_zone_allocator *zones, u32 uid, u32 obj, u32 count); /* If was allocated with MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP, instead of * specifying the uid when freeing an object, zone allocator could figure it by * itself. Other parameters are similar to mlx4_zone_free. */ u32 mlx4_zone_free_entries_unique(struct mlx4_zone_allocator *zones, u32 obj, u32 count); /* Returns a pointer to mlx4_bitmap that was attached to with */ struct mlx4_bitmap *mlx4_zone_get_bitmap(struct mlx4_zone_allocator *zones, u32 uid); #endif /* MLX4_H */