/* * Copyright (c) 2013-2015, Mellanox Technologies. 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 MLX5_DEVICE_H #define MLX5_DEVICE_H #include #include #include #if defined(__LITTLE_ENDIAN) #define MLX5_SET_HOST_ENDIANNESS 0 #elif defined(__BIG_ENDIAN) #define MLX5_SET_HOST_ENDIANNESS 0x80 #else #error Host endianness not defined #endif /* helper macros */ #define __mlx5_nullp(typ) ((struct mlx5_ifc_##typ##_bits *)0) #define __mlx5_bit_sz(typ, fld) sizeof(__mlx5_nullp(typ)->fld) #define __mlx5_bit_off(typ, fld) (offsetof(struct mlx5_ifc_##typ##_bits, fld)) #define __mlx5_16_off(typ, fld) (__mlx5_bit_off(typ, fld) / 16) #define __mlx5_dw_off(typ, fld) (__mlx5_bit_off(typ, fld) / 32) #define __mlx5_64_off(typ, fld) (__mlx5_bit_off(typ, fld) / 64) #define __mlx5_16_bit_off(typ, fld) (16 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0xf)) #define __mlx5_dw_bit_off(typ, fld) (32 - __mlx5_bit_sz(typ, fld) - (__mlx5_bit_off(typ, fld) & 0x1f)) #define __mlx5_mask(typ, fld) ((u32)((1ull << __mlx5_bit_sz(typ, fld)) - 1)) #define __mlx5_dw_mask(typ, fld) (__mlx5_mask(typ, fld) << __mlx5_dw_bit_off(typ, fld)) #define __mlx5_mask16(typ, fld) ((u16)((1ull << __mlx5_bit_sz(typ, fld)) - 1)) #define __mlx5_16_mask(typ, fld) (__mlx5_mask16(typ, fld) << __mlx5_16_bit_off(typ, fld)) #define __mlx5_st_sz_bits(typ) sizeof(struct mlx5_ifc_##typ##_bits) #define MLX5_FLD_SZ_BYTES(typ, fld) (__mlx5_bit_sz(typ, fld) / 8) #define MLX5_ST_SZ_BYTES(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 8) #define MLX5_ST_SZ_DW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 32) #define MLX5_ST_SZ_QW(typ) (sizeof(struct mlx5_ifc_##typ##_bits) / 64) #define MLX5_UN_SZ_BYTES(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 8) #define MLX5_UN_SZ_DW(typ) (sizeof(union mlx5_ifc_##typ##_bits) / 32) #define MLX5_BYTE_OFF(typ, fld) (__mlx5_bit_off(typ, fld) / 8) #define MLX5_ADDR_OF(typ, p, fld) ((char *)(p) + MLX5_BYTE_OFF(typ, fld)) /* insert a value to a struct */ #define MLX5_SET(typ, p, fld, v) do { \ u32 _v = v; \ BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \ *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \ cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \ (~__mlx5_dw_mask(typ, fld))) | (((_v) & __mlx5_mask(typ, fld)) \ << __mlx5_dw_bit_off(typ, fld))); \ } while (0) #define MLX5_ARRAY_SET(typ, p, fld, idx, v) do { \ BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 32); \ MLX5_SET(typ, p, fld[idx], v); \ } while (0) #define MLX5_SET_TO_ONES(typ, p, fld) do { \ BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 32); \ *((__be32 *)(p) + __mlx5_dw_off(typ, fld)) = \ cpu_to_be32((be32_to_cpu(*((__be32 *)(p) + __mlx5_dw_off(typ, fld))) & \ (~__mlx5_dw_mask(typ, fld))) | ((__mlx5_mask(typ, fld)) \ << __mlx5_dw_bit_off(typ, fld))); \ } while (0) #define MLX5_GET(typ, p, fld) ((be32_to_cpu(*((__be32 *)(p) +\ __mlx5_dw_off(typ, fld))) >> __mlx5_dw_bit_off(typ, fld)) & \ __mlx5_mask(typ, fld)) #define MLX5_GET_PR(typ, p, fld) ({ \ u32 ___t = MLX5_GET(typ, p, fld); \ pr_debug(#fld " = 0x%x\n", ___t); \ ___t; \ }) #define __MLX5_SET64(typ, p, fld, v) do { \ BUILD_BUG_ON(__mlx5_bit_sz(typ, fld) != 64); \ *((__be64 *)(p) + __mlx5_64_off(typ, fld)) = cpu_to_be64(v); \ } while (0) #define MLX5_SET64(typ, p, fld, v) do { \ BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \ __MLX5_SET64(typ, p, fld, v); \ } while (0) #define MLX5_ARRAY_SET64(typ, p, fld, idx, v) do { \ BUILD_BUG_ON(__mlx5_bit_off(typ, fld) % 64); \ __MLX5_SET64(typ, p, fld[idx], v); \ } while (0) #define MLX5_GET64(typ, p, fld) be64_to_cpu(*((__be64 *)(p) + __mlx5_64_off(typ, fld))) #define MLX5_GET64_PR(typ, p, fld) ({ \ u64 ___t = MLX5_GET64(typ, p, fld); \ pr_debug(#fld " = 0x%llx\n", ___t); \ ___t; \ }) #define MLX5_GET16(typ, p, fld) ((be16_to_cpu(*((__be16 *)(p) +\ __mlx5_16_off(typ, fld))) >> __mlx5_16_bit_off(typ, fld)) & \ __mlx5_mask16(typ, fld)) #define MLX5_SET16(typ, p, fld, v) do { \ u16 _v = v; \ BUILD_BUG_ON(__mlx5_st_sz_bits(typ) % 16); \ *((__be16 *)(p) + __mlx5_16_off(typ, fld)) = \ cpu_to_be16((be16_to_cpu(*((__be16 *)(p) + __mlx5_16_off(typ, fld))) & \ (~__mlx5_16_mask(typ, fld))) | (((_v) & __mlx5_mask16(typ, fld)) \ << __mlx5_16_bit_off(typ, fld))); \ } while (0) /* Big endian getters */ #define MLX5_GET64_BE(typ, p, fld) (*((__be64 *)(p) +\ __mlx5_64_off(typ, fld))) #define MLX5_GET_BE(type_t, typ, p, fld) ({ \ type_t tmp; \ switch (sizeof(tmp)) { \ case sizeof(u8): \ tmp = (__force type_t)MLX5_GET(typ, p, fld); \ break; \ case sizeof(u16): \ tmp = (__force type_t)cpu_to_be16(MLX5_GET(typ, p, fld)); \ break; \ case sizeof(u32): \ tmp = (__force type_t)cpu_to_be32(MLX5_GET(typ, p, fld)); \ break; \ case sizeof(u64): \ tmp = (__force type_t)MLX5_GET64_BE(typ, p, fld); \ break; \ } \ tmp; \ }) enum mlx5_inline_modes { MLX5_INLINE_MODE_NONE, MLX5_INLINE_MODE_L2, MLX5_INLINE_MODE_IP, MLX5_INLINE_MODE_TCP_UDP, }; enum { MLX5_MAX_COMMANDS = 32, MLX5_CMD_DATA_BLOCK_SIZE = 512, MLX5_PCI_CMD_XPORT = 7, MLX5_MKEY_BSF_OCTO_SIZE = 4, MLX5_MAX_PSVS = 4, }; enum { MLX5_EXTENDED_UD_AV = 0x80000000, }; enum { MLX5_CQ_STATE_ARMED = 9, MLX5_CQ_STATE_ALWAYS_ARMED = 0xb, MLX5_CQ_STATE_FIRED = 0xa, }; enum { MLX5_STAT_RATE_OFFSET = 5, }; enum { MLX5_INLINE_SEG = 0x80000000, }; enum { MLX5_HW_START_PADDING = MLX5_INLINE_SEG, }; enum { MLX5_MIN_PKEY_TABLE_SIZE = 128, MLX5_MAX_LOG_PKEY_TABLE = 5, }; enum { MLX5_MKEY_INBOX_PG_ACCESS = 1 << 31 }; enum { MLX5_PFAULT_SUBTYPE_WQE = 0, MLX5_PFAULT_SUBTYPE_RDMA = 1, }; enum { MLX5_PERM_LOCAL_READ = 1 << 2, MLX5_PERM_LOCAL_WRITE = 1 << 3, MLX5_PERM_REMOTE_READ = 1 << 4, MLX5_PERM_REMOTE_WRITE = 1 << 5, MLX5_PERM_ATOMIC = 1 << 6, MLX5_PERM_UMR_EN = 1 << 7, }; enum { MLX5_PCIE_CTRL_SMALL_FENCE = 1 << 0, MLX5_PCIE_CTRL_RELAXED_ORDERING = 1 << 2, MLX5_PCIE_CTRL_NO_SNOOP = 1 << 3, MLX5_PCIE_CTRL_TLP_PROCE_EN = 1 << 6, MLX5_PCIE_CTRL_TPH_MASK = 3 << 4, }; enum { MLX5_EN_RD = (u64)1, MLX5_EN_WR = (u64)2 }; enum { MLX5_ADAPTER_PAGE_SHIFT = 12, MLX5_ADAPTER_PAGE_SIZE = 1 << MLX5_ADAPTER_PAGE_SHIFT, }; enum { MLX5_BFREGS_PER_UAR = 4, MLX5_MAX_UARS = 1 << 8, MLX5_NON_FP_BFREGS_PER_UAR = 2, MLX5_FP_BFREGS_PER_UAR = MLX5_BFREGS_PER_UAR - MLX5_NON_FP_BFREGS_PER_UAR, MLX5_MAX_BFREGS = MLX5_MAX_UARS * MLX5_NON_FP_BFREGS_PER_UAR, MLX5_UARS_IN_PAGE = PAGE_SIZE / MLX5_ADAPTER_PAGE_SIZE, MLX5_NON_FP_BFREGS_IN_PAGE = MLX5_NON_FP_BFREGS_PER_UAR * MLX5_UARS_IN_PAGE, MLX5_MIN_DYN_BFREGS = 512, MLX5_MAX_DYN_BFREGS = 1024, }; enum { MLX5_MKEY_MASK_LEN = 1ull << 0, MLX5_MKEY_MASK_PAGE_SIZE = 1ull << 1, MLX5_MKEY_MASK_START_ADDR = 1ull << 6, MLX5_MKEY_MASK_PD = 1ull << 7, MLX5_MKEY_MASK_EN_RINVAL = 1ull << 8, MLX5_MKEY_MASK_EN_SIGERR = 1ull << 9, MLX5_MKEY_MASK_BSF_EN = 1ull << 12, MLX5_MKEY_MASK_KEY = 1ull << 13, MLX5_MKEY_MASK_QPN = 1ull << 14, MLX5_MKEY_MASK_LR = 1ull << 17, MLX5_MKEY_MASK_LW = 1ull << 18, MLX5_MKEY_MASK_RR = 1ull << 19, MLX5_MKEY_MASK_RW = 1ull << 20, MLX5_MKEY_MASK_A = 1ull << 21, MLX5_MKEY_MASK_SMALL_FENCE = 1ull << 23, MLX5_MKEY_MASK_FREE = 1ull << 29, }; enum { MLX5_UMR_TRANSLATION_OFFSET_EN = (1 << 4), MLX5_UMR_CHECK_NOT_FREE = (1 << 5), MLX5_UMR_CHECK_FREE = (2 << 5), MLX5_UMR_INLINE = (1 << 7), }; #define MLX5_UMR_MTT_ALIGNMENT 0x40 #define MLX5_UMR_MTT_MASK (MLX5_UMR_MTT_ALIGNMENT - 1) #define MLX5_UMR_MTT_MIN_CHUNK_SIZE MLX5_UMR_MTT_ALIGNMENT #define MLX5_USER_INDEX_LEN (MLX5_FLD_SZ_BYTES(qpc, user_index) * 8) enum { MLX5_EVENT_QUEUE_TYPE_QP = 0, MLX5_EVENT_QUEUE_TYPE_RQ = 1, MLX5_EVENT_QUEUE_TYPE_SQ = 2, MLX5_EVENT_QUEUE_TYPE_DCT = 6, }; enum mlx5_event { MLX5_EVENT_TYPE_COMP = 0x0, MLX5_EVENT_TYPE_PATH_MIG = 0x01, MLX5_EVENT_TYPE_COMM_EST = 0x02, MLX5_EVENT_TYPE_SQ_DRAINED = 0x03, MLX5_EVENT_TYPE_SRQ_LAST_WQE = 0x13, MLX5_EVENT_TYPE_SRQ_RQ_LIMIT = 0x14, MLX5_EVENT_TYPE_CQ_ERROR = 0x04, MLX5_EVENT_TYPE_WQ_CATAS_ERROR = 0x05, MLX5_EVENT_TYPE_PATH_MIG_FAILED = 0x07, MLX5_EVENT_TYPE_WQ_INVAL_REQ_ERROR = 0x10, MLX5_EVENT_TYPE_WQ_ACCESS_ERROR = 0x11, MLX5_EVENT_TYPE_SRQ_CATAS_ERROR = 0x12, MLX5_EVENT_TYPE_INTERNAL_ERROR = 0x08, MLX5_EVENT_TYPE_PORT_CHANGE = 0x09, MLX5_EVENT_TYPE_GPIO_EVENT = 0x15, MLX5_EVENT_TYPE_PORT_MODULE_EVENT = 0x16, MLX5_EVENT_TYPE_REMOTE_CONFIG = 0x19, MLX5_EVENT_TYPE_GENERAL_EVENT = 0x22, MLX5_EVENT_TYPE_PPS_EVENT = 0x25, MLX5_EVENT_TYPE_DB_BF_CONGESTION = 0x1a, MLX5_EVENT_TYPE_STALL_EVENT = 0x1b, MLX5_EVENT_TYPE_CMD = 0x0a, MLX5_EVENT_TYPE_PAGE_REQUEST = 0xb, MLX5_EVENT_TYPE_PAGE_FAULT = 0xc, MLX5_EVENT_TYPE_NIC_VPORT_CHANGE = 0xd, MLX5_EVENT_TYPE_DCT_DRAINED = 0x1c, MLX5_EVENT_TYPE_FPGA_ERROR = 0x20, }; enum { MLX5_GENERAL_SUBTYPE_DELAY_DROP_TIMEOUT = 0x1, }; enum { MLX5_PORT_CHANGE_SUBTYPE_DOWN = 1, MLX5_PORT_CHANGE_SUBTYPE_ACTIVE = 4, MLX5_PORT_CHANGE_SUBTYPE_INITIALIZED = 5, MLX5_PORT_CHANGE_SUBTYPE_LID = 6, MLX5_PORT_CHANGE_SUBTYPE_PKEY = 7, MLX5_PORT_CHANGE_SUBTYPE_GUID = 8, MLX5_PORT_CHANGE_SUBTYPE_CLIENT_REREG = 9, }; enum { MLX5_DEV_CAP_FLAG_XRC = 1LL << 3, MLX5_DEV_CAP_FLAG_BAD_PKEY_CNTR = 1LL << 8, MLX5_DEV_CAP_FLAG_BAD_QKEY_CNTR = 1LL << 9, MLX5_DEV_CAP_FLAG_APM = 1LL << 17, MLX5_DEV_CAP_FLAG_ATOMIC = 1LL << 18, MLX5_DEV_CAP_FLAG_BLOCK_MCAST = 1LL << 23, MLX5_DEV_CAP_FLAG_ON_DMND_PG = 1LL << 24, MLX5_DEV_CAP_FLAG_CQ_MODER = 1LL << 29, MLX5_DEV_CAP_FLAG_RESIZE_CQ = 1LL << 30, MLX5_DEV_CAP_FLAG_DCT = 1LL << 37, MLX5_DEV_CAP_FLAG_SIG_HAND_OVER = 1LL << 40, MLX5_DEV_CAP_FLAG_CMDIF_CSUM = 3LL << 46, }; enum { MLX5_ROCE_VERSION_1 = 0, MLX5_ROCE_VERSION_2 = 2, }; enum { MLX5_ROCE_VERSION_1_CAP = 1 << MLX5_ROCE_VERSION_1, MLX5_ROCE_VERSION_2_CAP = 1 << MLX5_ROCE_VERSION_2, }; enum { MLX5_ROCE_L3_TYPE_IPV4 = 0, MLX5_ROCE_L3_TYPE_IPV6 = 1, }; enum { MLX5_ROCE_L3_TYPE_IPV4_CAP = 1 << 1, MLX5_ROCE_L3_TYPE_IPV6_CAP = 1 << 2, }; enum { MLX5_OPCODE_NOP = 0x00, MLX5_OPCODE_SEND_INVAL = 0x01, MLX5_OPCODE_RDMA_WRITE = 0x08, MLX5_OPCODE_RDMA_WRITE_IMM = 0x09, MLX5_OPCODE_SEND = 0x0a, MLX5_OPCODE_SEND_IMM = 0x0b, MLX5_OPCODE_LSO = 0x0e, MLX5_OPCODE_RDMA_READ = 0x10, MLX5_OPCODE_ATOMIC_CS = 0x11, MLX5_OPCODE_ATOMIC_FA = 0x12, MLX5_OPCODE_ATOMIC_MASKED_CS = 0x14, MLX5_OPCODE_ATOMIC_MASKED_FA = 0x15, MLX5_OPCODE_BIND_MW = 0x18, MLX5_OPCODE_CONFIG_CMD = 0x1f, MLX5_RECV_OPCODE_RDMA_WRITE_IMM = 0x00, MLX5_RECV_OPCODE_SEND = 0x01, MLX5_RECV_OPCODE_SEND_IMM = 0x02, MLX5_RECV_OPCODE_SEND_INVAL = 0x03, MLX5_CQE_OPCODE_ERROR = 0x1e, MLX5_CQE_OPCODE_RESIZE = 0x16, MLX5_OPCODE_SET_PSV = 0x20, MLX5_OPCODE_GET_PSV = 0x21, MLX5_OPCODE_CHECK_PSV = 0x22, MLX5_OPCODE_RGET_PSV = 0x26, MLX5_OPCODE_RCHECK_PSV = 0x27, MLX5_OPCODE_UMR = 0x25, }; enum { MLX5_SET_PORT_RESET_QKEY = 0, MLX5_SET_PORT_GUID0 = 16, MLX5_SET_PORT_NODE_GUID = 17, MLX5_SET_PORT_SYS_GUID = 18, MLX5_SET_PORT_GID_TABLE = 19, MLX5_SET_PORT_PKEY_TABLE = 20, }; enum { MLX5_BW_NO_LIMIT = 0, MLX5_100_MBPS_UNIT = 3, MLX5_GBPS_UNIT = 4, }; enum { MLX5_MAX_PAGE_SHIFT = 31 }; enum { MLX5_CAP_OFF_CMDIF_CSUM = 46, }; enum { /* * Max wqe size for rdma read is 512 bytes, so this * limits our max_sge_rd as the wqe needs to fit: * - ctrl segment (16 bytes) * - rdma segment (16 bytes) * - scatter elements (16 bytes each) */ MLX5_MAX_SGE_RD = (512 - 16 - 16) / 16 }; enum mlx5_odp_transport_cap_bits { MLX5_ODP_SUPPORT_SEND = 1 << 31, MLX5_ODP_SUPPORT_RECV = 1 << 30, MLX5_ODP_SUPPORT_WRITE = 1 << 29, MLX5_ODP_SUPPORT_READ = 1 << 28, }; struct mlx5_odp_caps { char reserved[0x10]; struct { __be32 rc_odp_caps; __be32 uc_odp_caps; __be32 ud_odp_caps; } per_transport_caps; char reserved2[0xe4]; }; struct mlx5_cmd_layout { u8 type; u8 rsvd0[3]; __be32 inlen; __be64 in_ptr; __be32 in[4]; __be32 out[4]; __be64 out_ptr; __be32 outlen; u8 token; u8 sig; u8 rsvd1; u8 status_own; }; struct health_buffer { __be32 assert_var[5]; __be32 rsvd0[3]; __be32 assert_exit_ptr; __be32 assert_callra; __be32 rsvd1[2]; __be32 fw_ver; __be32 hw_id; __be32 rsvd2; u8 irisc_index; u8 synd; __be16 ext_synd; }; struct mlx5_init_seg { __be32 fw_rev; __be32 cmdif_rev_fw_sub; __be32 rsvd0[2]; __be32 cmdq_addr_h; __be32 cmdq_addr_l_sz; __be32 cmd_dbell; __be32 rsvd1[120]; __be32 initializing; struct health_buffer health; __be32 rsvd2[880]; __be32 internal_timer_h; __be32 internal_timer_l; __be32 rsvd3[2]; __be32 health_counter; __be32 rsvd4[1019]; __be64 ieee1588_clk; __be32 ieee1588_clk_type; __be32 clr_intx; }; struct mlx5_eqe_comp { __be32 reserved[6]; __be32 cqn; }; struct mlx5_eqe_qp_srq { __be32 reserved1[5]; u8 type; u8 reserved2[3]; __be32 qp_srq_n; }; struct mlx5_eqe_cq_err { __be32 cqn; u8 reserved1[7]; u8 syndrome; }; struct mlx5_eqe_port_state { u8 reserved0[8]; u8 port; }; struct mlx5_eqe_gpio { __be32 reserved0[2]; __be64 gpio_event; }; struct mlx5_eqe_congestion { u8 type; u8 rsvd0; u8 congestion_level; }; struct mlx5_eqe_stall_vl { u8 rsvd0[3]; u8 port_vl; }; struct mlx5_eqe_cmd { __be32 vector; __be32 rsvd[6]; }; struct mlx5_eqe_page_req { u8 rsvd0[2]; __be16 func_id; __be32 num_pages; __be32 rsvd1[5]; }; struct mlx5_eqe_page_fault { __be32 bytes_committed; union { struct { u16 reserved1; __be16 wqe_index; u16 reserved2; __be16 packet_length; __be32 token; u8 reserved4[8]; __be32 pftype_wq; } __packed wqe; struct { __be32 r_key; u16 reserved1; __be16 packet_length; __be32 rdma_op_len; __be64 rdma_va; __be32 pftype_token; } __packed rdma; } __packed; } __packed; struct mlx5_eqe_vport_change { u8 rsvd0[2]; __be16 vport_num; __be32 rsvd1[6]; } __packed; struct mlx5_eqe_port_module { u8 reserved_at_0[1]; u8 module; u8 reserved_at_2[1]; u8 module_status; u8 reserved_at_4[2]; u8 error_type; } __packed; struct mlx5_eqe_pps { u8 rsvd0[3]; u8 pin; u8 rsvd1[4]; union { struct { __be32 time_sec; __be32 time_nsec; }; struct { __be64 time_stamp; }; }; u8 rsvd2[12]; } __packed; struct mlx5_eqe_dct { __be32 reserved[6]; __be32 dctn; }; union ev_data { __be32 raw[7]; struct mlx5_eqe_cmd cmd; struct mlx5_eqe_comp comp; struct mlx5_eqe_qp_srq qp_srq; struct mlx5_eqe_cq_err cq_err; struct mlx5_eqe_port_state port; struct mlx5_eqe_gpio gpio; struct mlx5_eqe_congestion cong; struct mlx5_eqe_stall_vl stall_vl; struct mlx5_eqe_page_req req_pages; struct mlx5_eqe_page_fault page_fault; struct mlx5_eqe_vport_change vport_change; struct mlx5_eqe_port_module port_module; struct mlx5_eqe_pps pps; struct mlx5_eqe_dct dct; } __packed; struct mlx5_eqe { u8 rsvd0; u8 type; u8 rsvd1; u8 sub_type; __be32 rsvd2[7]; union ev_data data; __be16 rsvd3; u8 signature; u8 owner; } __packed; struct mlx5_cmd_prot_block { u8 data[MLX5_CMD_DATA_BLOCK_SIZE]; u8 rsvd0[48]; __be64 next; __be32 block_num; u8 rsvd1; u8 token; u8 ctrl_sig; u8 sig; }; enum { MLX5_CQE_SYND_FLUSHED_IN_ERROR = 5, }; struct mlx5_err_cqe { u8 rsvd0[32]; __be32 srqn; u8 rsvd1[18]; u8 vendor_err_synd; u8 syndrome; __be32 s_wqe_opcode_qpn; __be16 wqe_counter; u8 signature; u8 op_own; }; struct mlx5_cqe64 { u8 outer_l3_tunneled; u8 rsvd0; __be16 wqe_id; u8 lro_tcppsh_abort_dupack; u8 lro_min_ttl; __be16 lro_tcp_win; __be32 lro_ack_seq_num; __be32 rss_hash_result; u8 rss_hash_type; u8 ml_path; u8 rsvd20[2]; __be16 check_sum; __be16 slid; __be32 flags_rqpn; u8 hds_ip_ext; u8 l4_l3_hdr_type; __be16 vlan_info; __be32 srqn; /* [31:24]: lro_num_seg, [23:0]: srqn */ __be32 imm_inval_pkey; u8 rsvd40[4]; __be32 byte_cnt; __be32 timestamp_h; __be32 timestamp_l; __be32 sop_drop_qpn; __be16 wqe_counter; u8 signature; u8 op_own; }; struct mlx5_mini_cqe8 { union { __be32 rx_hash_result; struct { __be16 checksum; __be16 rsvd; }; struct { __be16 wqe_counter; u8 s_wqe_opcode; u8 reserved; } s_wqe_info; }; __be32 byte_cnt; }; enum { MLX5_NO_INLINE_DATA, MLX5_INLINE_DATA32_SEG, MLX5_INLINE_DATA64_SEG, MLX5_COMPRESSED, }; enum { MLX5_CQE_FORMAT_CSUM = 0x1, }; #define MLX5_MINI_CQE_ARRAY_SIZE 8 static inline int mlx5_get_cqe_format(struct mlx5_cqe64 *cqe) { return (cqe->op_own >> 2) & 0x3; } static inline u8 get_cqe_lro_tcppsh(struct mlx5_cqe64 *cqe) { return (cqe->lro_tcppsh_abort_dupack >> 6) & 1; } static inline u8 get_cqe_l4_hdr_type(struct mlx5_cqe64 *cqe) { return (cqe->l4_l3_hdr_type >> 4) & 0x7; } static inline u8 get_cqe_l3_hdr_type(struct mlx5_cqe64 *cqe) { return (cqe->l4_l3_hdr_type >> 2) & 0x3; } static inline u8 cqe_is_tunneled(struct mlx5_cqe64 *cqe) { return cqe->outer_l3_tunneled & 0x1; } static inline int cqe_has_vlan(struct mlx5_cqe64 *cqe) { return !!(cqe->l4_l3_hdr_type & 0x1); } static inline u64 get_cqe_ts(struct mlx5_cqe64 *cqe) { u32 hi, lo; hi = be32_to_cpu(cqe->timestamp_h); lo = be32_to_cpu(cqe->timestamp_l); return (u64)lo | ((u64)hi << 32); } #define MLX5_MPWQE_LOG_NUM_STRIDES_BASE (9) #define MLX5_MPWQE_LOG_STRIDE_SZ_BASE (6) struct mpwrq_cqe_bc { __be16 filler_consumed_strides; __be16 byte_cnt; }; static inline u16 mpwrq_get_cqe_byte_cnt(struct mlx5_cqe64 *cqe) { struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt; return be16_to_cpu(bc->byte_cnt); } static inline u16 mpwrq_get_cqe_bc_consumed_strides(struct mpwrq_cqe_bc *bc) { return 0x7fff & be16_to_cpu(bc->filler_consumed_strides); } static inline u16 mpwrq_get_cqe_consumed_strides(struct mlx5_cqe64 *cqe) { struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt; return mpwrq_get_cqe_bc_consumed_strides(bc); } static inline bool mpwrq_is_filler_cqe(struct mlx5_cqe64 *cqe) { struct mpwrq_cqe_bc *bc = (struct mpwrq_cqe_bc *)&cqe->byte_cnt; return 0x8000 & be16_to_cpu(bc->filler_consumed_strides); } static inline u16 mpwrq_get_cqe_stride_index(struct mlx5_cqe64 *cqe) { return be16_to_cpu(cqe->wqe_counter); } enum { CQE_L4_HDR_TYPE_NONE = 0x0, CQE_L4_HDR_TYPE_TCP_NO_ACK = 0x1, CQE_L4_HDR_TYPE_UDP = 0x2, CQE_L4_HDR_TYPE_TCP_ACK_NO_DATA = 0x3, CQE_L4_HDR_TYPE_TCP_ACK_AND_DATA = 0x4, }; enum { CQE_RSS_HTYPE_IP = 0x3 << 2, /* cqe->rss_hash_type[3:2] - IP destination selected for hash * (00 = none, 01 = IPv4, 10 = IPv6, 11 = Reserved) */ CQE_RSS_HTYPE_L4 = 0x3 << 6, /* cqe->rss_hash_type[7:6] - L4 destination selected for hash * (00 = none, 01 = TCP. 10 = UDP, 11 = IPSEC.SPI */ }; enum { MLX5_CQE_ROCE_L3_HEADER_TYPE_GRH = 0x0, MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV6 = 0x1, MLX5_CQE_ROCE_L3_HEADER_TYPE_IPV4 = 0x2, }; enum { CQE_L2_OK = 1 << 0, CQE_L3_OK = 1 << 1, CQE_L4_OK = 1 << 2, }; struct mlx5_sig_err_cqe { u8 rsvd0[16]; __be32 expected_trans_sig; __be32 actual_trans_sig; __be32 expected_reftag; __be32 actual_reftag; __be16 syndrome; u8 rsvd22[2]; __be32 mkey; __be64 err_offset; u8 rsvd30[8]; __be32 qpn; u8 rsvd38[2]; u8 signature; u8 op_own; }; struct mlx5_wqe_srq_next_seg { u8 rsvd0[2]; __be16 next_wqe_index; u8 signature; u8 rsvd1[11]; }; union mlx5_ext_cqe { struct ib_grh grh; u8 inl[64]; }; struct mlx5_cqe128 { union mlx5_ext_cqe inl_grh; struct mlx5_cqe64 cqe64; }; enum { MLX5_MKEY_STATUS_FREE = 1 << 6, }; enum { MLX5_MKEY_REMOTE_INVAL = 1 << 24, MLX5_MKEY_FLAG_SYNC_UMR = 1 << 29, MLX5_MKEY_BSF_EN = 1 << 30, MLX5_MKEY_LEN64 = 1 << 31, }; struct mlx5_mkey_seg { /* This is a two bit field occupying bits 31-30. * bit 31 is always 0, * bit 30 is zero for regular MRs and 1 (e.g free) for UMRs that do not have tanslation */ u8 status; u8 pcie_control; u8 flags; u8 version; __be32 qpn_mkey7_0; u8 rsvd1[4]; __be32 flags_pd; __be64 start_addr; __be64 len; __be32 bsfs_octo_size; u8 rsvd2[16]; __be32 xlt_oct_size; u8 rsvd3[3]; u8 log2_page_size; u8 rsvd4[4]; }; #define MLX5_ATTR_EXTENDED_PORT_INFO cpu_to_be16(0xff90) enum { MLX_EXT_PORT_CAP_FLAG_EXTENDED_PORT_INFO = 1 << 0 }; enum { VPORT_STATE_DOWN = 0x0, VPORT_STATE_UP = 0x1, }; enum { MLX5_ESW_VPORT_ADMIN_STATE_DOWN = 0x0, MLX5_ESW_VPORT_ADMIN_STATE_UP = 0x1, MLX5_ESW_VPORT_ADMIN_STATE_AUTO = 0x2, }; enum { MLX5_L3_PROT_TYPE_IPV4 = 0, MLX5_L3_PROT_TYPE_IPV6 = 1, }; enum { MLX5_L4_PROT_TYPE_TCP = 0, MLX5_L4_PROT_TYPE_UDP = 1, }; enum { MLX5_HASH_FIELD_SEL_SRC_IP = 1 << 0, MLX5_HASH_FIELD_SEL_DST_IP = 1 << 1, MLX5_HASH_FIELD_SEL_L4_SPORT = 1 << 2, MLX5_HASH_FIELD_SEL_L4_DPORT = 1 << 3, MLX5_HASH_FIELD_SEL_IPSEC_SPI = 1 << 4, }; enum { MLX5_MATCH_OUTER_HEADERS = 1 << 0, MLX5_MATCH_MISC_PARAMETERS = 1 << 1, MLX5_MATCH_INNER_HEADERS = 1 << 2, }; enum { MLX5_FLOW_TABLE_TYPE_NIC_RCV = 0, MLX5_FLOW_TABLE_TYPE_ESWITCH = 4, }; enum { MLX5_FLOW_CONTEXT_DEST_TYPE_VPORT = 0, MLX5_FLOW_CONTEXT_DEST_TYPE_FLOW_TABLE = 1, MLX5_FLOW_CONTEXT_DEST_TYPE_TIR = 2, }; enum mlx5_list_type { MLX5_NVPRT_LIST_TYPE_UC = 0x0, MLX5_NVPRT_LIST_TYPE_MC = 0x1, MLX5_NVPRT_LIST_TYPE_VLAN = 0x2, }; enum { MLX5_RQC_RQ_TYPE_MEMORY_RQ_INLINE = 0x0, MLX5_RQC_RQ_TYPE_MEMORY_RQ_RPM = 0x1, }; enum mlx5_wol_mode { MLX5_WOL_DISABLE = 0, MLX5_WOL_SECURED_MAGIC = 1 << 1, MLX5_WOL_MAGIC = 1 << 2, MLX5_WOL_ARP = 1 << 3, MLX5_WOL_BROADCAST = 1 << 4, MLX5_WOL_MULTICAST = 1 << 5, MLX5_WOL_UNICAST = 1 << 6, MLX5_WOL_PHY_ACTIVITY = 1 << 7, }; /* MLX5 DEV CAPs */ /* TODO: EAT.ME */ enum mlx5_cap_mode { HCA_CAP_OPMOD_GET_MAX = 0, HCA_CAP_OPMOD_GET_CUR = 1, }; enum mlx5_cap_type { MLX5_CAP_GENERAL = 0, MLX5_CAP_ETHERNET_OFFLOADS, MLX5_CAP_ODP, MLX5_CAP_ATOMIC, MLX5_CAP_ROCE, MLX5_CAP_IPOIB_OFFLOADS, MLX5_CAP_IPOIB_ENHANCED_OFFLOADS, MLX5_CAP_FLOW_TABLE, MLX5_CAP_ESWITCH_FLOW_TABLE, MLX5_CAP_ESWITCH, MLX5_CAP_RESERVED, MLX5_CAP_VECTOR_CALC, MLX5_CAP_QOS, MLX5_CAP_DEBUG, /* NUM OF CAP Types */ MLX5_CAP_NUM }; enum mlx5_pcam_reg_groups { MLX5_PCAM_REGS_5000_TO_507F = 0x0, }; enum mlx5_pcam_feature_groups { MLX5_PCAM_FEATURE_ENHANCED_FEATURES = 0x0, }; enum mlx5_mcam_reg_groups { MLX5_MCAM_REGS_FIRST_128 = 0x0, }; enum mlx5_mcam_feature_groups { MLX5_MCAM_FEATURE_ENHANCED_FEATURES = 0x0, }; enum mlx5_qcam_reg_groups { MLX5_QCAM_REGS_FIRST_128 = 0x0, }; enum mlx5_qcam_feature_groups { MLX5_QCAM_FEATURE_ENHANCED_FEATURES = 0x0, }; /* GET Dev Caps macros */ #define MLX5_CAP_GEN(mdev, cap) \ MLX5_GET(cmd_hca_cap, mdev->caps.hca_cur[MLX5_CAP_GENERAL], cap) #define MLX5_CAP_GEN_MAX(mdev, cap) \ MLX5_GET(cmd_hca_cap, mdev->caps.hca_max[MLX5_CAP_GENERAL], cap) #define MLX5_CAP_ETH(mdev, cap) \ MLX5_GET(per_protocol_networking_offload_caps,\ mdev->caps.hca_cur[MLX5_CAP_ETHERNET_OFFLOADS], cap) #define MLX5_CAP_ETH_MAX(mdev, cap) \ MLX5_GET(per_protocol_networking_offload_caps,\ mdev->caps.hca_max[MLX5_CAP_ETHERNET_OFFLOADS], cap) #define MLX5_CAP_IPOIB_ENHANCED(mdev, cap) \ MLX5_GET(per_protocol_networking_offload_caps,\ mdev->caps.hca_cur[MLX5_CAP_IPOIB_ENHANCED_OFFLOADS], cap) #define MLX5_CAP_ROCE(mdev, cap) \ MLX5_GET(roce_cap, mdev->caps.hca_cur[MLX5_CAP_ROCE], cap) #define MLX5_CAP_ROCE_MAX(mdev, cap) \ MLX5_GET(roce_cap, mdev->caps.hca_max[MLX5_CAP_ROCE], cap) #define MLX5_CAP_ATOMIC(mdev, cap) \ MLX5_GET(atomic_caps, mdev->caps.hca_cur[MLX5_CAP_ATOMIC], cap) #define MLX5_CAP_ATOMIC_MAX(mdev, cap) \ MLX5_GET(atomic_caps, mdev->caps.hca_max[MLX5_CAP_ATOMIC], cap) #define MLX5_CAP_FLOWTABLE(mdev, cap) \ MLX5_GET(flow_table_nic_cap, mdev->caps.hca_cur[MLX5_CAP_FLOW_TABLE], cap) #define MLX5_CAP_FLOWTABLE_MAX(mdev, cap) \ MLX5_GET(flow_table_nic_cap, mdev->caps.hca_max[MLX5_CAP_FLOW_TABLE], cap) #define MLX5_CAP_FLOWTABLE_NIC_RX(mdev, cap) \ MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive.cap) #define MLX5_CAP_FLOWTABLE_NIC_RX_MAX(mdev, cap) \ MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive.cap) #define MLX5_CAP_FLOWTABLE_SNIFFER_RX(mdev, cap) \ MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_receive_sniffer.cap) #define MLX5_CAP_FLOWTABLE_SNIFFER_RX_MAX(mdev, cap) \ MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_receive_sniffer.cap) #define MLX5_CAP_FLOWTABLE_SNIFFER_TX(mdev, cap) \ MLX5_CAP_FLOWTABLE(mdev, flow_table_properties_nic_transmit_sniffer.cap) #define MLX5_CAP_FLOWTABLE_SNIFFER_TX_MAX(mdev, cap) \ MLX5_CAP_FLOWTABLE_MAX(mdev, flow_table_properties_nic_transmit_sniffer.cap) #define MLX5_CAP_ESW_FLOWTABLE(mdev, cap) \ MLX5_GET(flow_table_eswitch_cap, \ mdev->caps.hca_cur[MLX5_CAP_ESWITCH_FLOW_TABLE], cap) #define MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, cap) \ MLX5_GET(flow_table_eswitch_cap, \ mdev->caps.hca_max[MLX5_CAP_ESWITCH_FLOW_TABLE], cap) #define MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, cap) \ MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_nic_esw_fdb.cap) #define MLX5_CAP_ESW_FLOWTABLE_FDB_MAX(mdev, cap) \ MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_nic_esw_fdb.cap) #define MLX5_CAP_ESW_EGRESS_ACL(mdev, cap) \ MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_egress.cap) #define MLX5_CAP_ESW_EGRESS_ACL_MAX(mdev, cap) \ MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_egress.cap) #define MLX5_CAP_ESW_INGRESS_ACL(mdev, cap) \ MLX5_CAP_ESW_FLOWTABLE(mdev, flow_table_properties_esw_acl_ingress.cap) #define MLX5_CAP_ESW_INGRESS_ACL_MAX(mdev, cap) \ MLX5_CAP_ESW_FLOWTABLE_MAX(mdev, flow_table_properties_esw_acl_ingress.cap) #define MLX5_CAP_ESW(mdev, cap) \ MLX5_GET(e_switch_cap, \ mdev->caps.hca_cur[MLX5_CAP_ESWITCH], cap) #define MLX5_CAP_ESW_MAX(mdev, cap) \ MLX5_GET(e_switch_cap, \ mdev->caps.hca_max[MLX5_CAP_ESWITCH], cap) #define MLX5_CAP_ODP(mdev, cap)\ MLX5_GET(odp_cap, mdev->caps.hca_cur[MLX5_CAP_ODP], cap) #define MLX5_CAP_VECTOR_CALC(mdev, cap) \ MLX5_GET(vector_calc_cap, \ mdev->caps.hca_cur[MLX5_CAP_VECTOR_CALC], cap) #define MLX5_CAP_QOS(mdev, cap)\ MLX5_GET(qos_cap, mdev->caps.hca_cur[MLX5_CAP_QOS], cap) #define MLX5_CAP_DEBUG(mdev, cap)\ MLX5_GET(debug_cap, mdev->caps.hca_cur[MLX5_CAP_DEBUG], cap) #define MLX5_CAP_PCAM_FEATURE(mdev, fld) \ MLX5_GET(pcam_reg, (mdev)->caps.pcam, feature_cap_mask.enhanced_features.fld) #define MLX5_CAP_MCAM_REG(mdev, reg) \ MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_access_reg_cap_mask.access_regs.reg) #define MLX5_CAP_MCAM_FEATURE(mdev, fld) \ MLX5_GET(mcam_reg, (mdev)->caps.mcam, mng_feature_cap_mask.enhanced_features.fld) #define MLX5_CAP_QCAM_REG(mdev, fld) \ MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_access_reg_cap_mask.reg_cap.fld) #define MLX5_CAP_QCAM_FEATURE(mdev, fld) \ MLX5_GET(qcam_reg, (mdev)->caps.qcam, qos_feature_cap_mask.feature_cap.fld) #define MLX5_CAP_FPGA(mdev, cap) \ MLX5_GET(fpga_cap, (mdev)->caps.fpga, cap) #define MLX5_CAP64_FPGA(mdev, cap) \ MLX5_GET64(fpga_cap, (mdev)->caps.fpga, cap) enum { MLX5_CMD_STAT_OK = 0x0, MLX5_CMD_STAT_INT_ERR = 0x1, MLX5_CMD_STAT_BAD_OP_ERR = 0x2, MLX5_CMD_STAT_BAD_PARAM_ERR = 0x3, MLX5_CMD_STAT_BAD_SYS_STATE_ERR = 0x4, MLX5_CMD_STAT_BAD_RES_ERR = 0x5, MLX5_CMD_STAT_RES_BUSY = 0x6, MLX5_CMD_STAT_LIM_ERR = 0x8, MLX5_CMD_STAT_BAD_RES_STATE_ERR = 0x9, MLX5_CMD_STAT_IX_ERR = 0xa, MLX5_CMD_STAT_NO_RES_ERR = 0xf, MLX5_CMD_STAT_BAD_INP_LEN_ERR = 0x50, MLX5_CMD_STAT_BAD_OUTP_LEN_ERR = 0x51, MLX5_CMD_STAT_BAD_QP_STATE_ERR = 0x10, MLX5_CMD_STAT_BAD_PKT_ERR = 0x30, MLX5_CMD_STAT_BAD_SIZE_OUTS_CQES_ERR = 0x40, }; enum { MLX5_IEEE_802_3_COUNTERS_GROUP = 0x0, MLX5_RFC_2863_COUNTERS_GROUP = 0x1, MLX5_RFC_2819_COUNTERS_GROUP = 0x2, MLX5_RFC_3635_COUNTERS_GROUP = 0x3, MLX5_ETHERNET_EXTENDED_COUNTERS_GROUP = 0x5, MLX5_PER_PRIORITY_COUNTERS_GROUP = 0x10, MLX5_PER_TRAFFIC_CLASS_COUNTERS_GROUP = 0x11, MLX5_PHYSICAL_LAYER_COUNTERS_GROUP = 0x12, MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP = 0x16, MLX5_INFINIBAND_PORT_COUNTERS_GROUP = 0x20, }; enum { MLX5_PCIE_PERFORMANCE_COUNTERS_GROUP = 0x0, }; static inline u16 mlx5_to_sw_pkey_sz(int pkey_sz) { if (pkey_sz > MLX5_MAX_LOG_PKEY_TABLE) return 0; return MLX5_MIN_PKEY_TABLE_SIZE << pkey_sz; } #define MLX5_BY_PASS_NUM_REGULAR_PRIOS 8 #define MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS 8 #define MLX5_BY_PASS_NUM_MULTICAST_PRIOS 1 #define MLX5_BY_PASS_NUM_PRIOS (MLX5_BY_PASS_NUM_REGULAR_PRIOS +\ MLX5_BY_PASS_NUM_DONT_TRAP_PRIOS +\ MLX5_BY_PASS_NUM_MULTICAST_PRIOS) #endif /* MLX5_DEVICE_H */