1 /* 2 * Copyright (c) 2006 Cisco Systems, Inc. All rights reserved. 3 * 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: 9 * 10 * Redistribution and use in source and binary forms, with or 11 * without modification, are permitted provided that the following 12 * conditions are met: 13 * 14 * - Redistributions of source code must retain the above 15 * copyright notice, this list of conditions and the following 16 * disclaimer. 17 * 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. 22 * 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 30 * SOFTWARE. 31 */ 32 33 #ifndef MLX4_CMD_H 34 #define MLX4_CMD_H 35 36 #include <linux/dma-mapping.h> 37 38 enum { 39 /* initialization and general commands */ 40 MLX4_CMD_SYS_EN = 0x1, 41 MLX4_CMD_SYS_DIS = 0x2, 42 MLX4_CMD_MAP_FA = 0xfff, 43 MLX4_CMD_UNMAP_FA = 0xffe, 44 MLX4_CMD_RUN_FW = 0xff6, 45 MLX4_CMD_MOD_STAT_CFG = 0x34, 46 MLX4_CMD_QUERY_DEV_CAP = 0x3, 47 MLX4_CMD_QUERY_FW = 0x4, 48 MLX4_CMD_ENABLE_LAM = 0xff8, 49 MLX4_CMD_DISABLE_LAM = 0xff7, 50 MLX4_CMD_QUERY_DDR = 0x5, 51 MLX4_CMD_QUERY_ADAPTER = 0x6, 52 MLX4_CMD_INIT_HCA = 0x7, 53 MLX4_CMD_CLOSE_HCA = 0x8, 54 MLX4_CMD_INIT_PORT = 0x9, 55 MLX4_CMD_CLOSE_PORT = 0xa, 56 MLX4_CMD_QUERY_HCA = 0xb, 57 MLX4_CMD_QUERY_PORT = 0x43, 58 MLX4_CMD_SENSE_PORT = 0x4d, 59 MLX4_CMD_HW_HEALTH_CHECK = 0x50, 60 MLX4_CMD_SET_PORT = 0xc, 61 MLX4_CMD_SET_NODE = 0x5a, 62 MLX4_CMD_ACCESS_DDR = 0x2e, 63 MLX4_CMD_MAP_ICM = 0xffa, 64 MLX4_CMD_UNMAP_ICM = 0xff9, 65 MLX4_CMD_MAP_ICM_AUX = 0xffc, 66 MLX4_CMD_UNMAP_ICM_AUX = 0xffb, 67 MLX4_CMD_SET_ICM_SIZE = 0xffd, 68 69 /* TPT commands */ 70 MLX4_CMD_SW2HW_MPT = 0xd, 71 MLX4_CMD_QUERY_MPT = 0xe, 72 MLX4_CMD_HW2SW_MPT = 0xf, 73 MLX4_CMD_READ_MTT = 0x10, 74 MLX4_CMD_WRITE_MTT = 0x11, 75 MLX4_CMD_SYNC_TPT = 0x2f, 76 77 /* EQ commands */ 78 MLX4_CMD_MAP_EQ = 0x12, 79 MLX4_CMD_SW2HW_EQ = 0x13, 80 MLX4_CMD_HW2SW_EQ = 0x14, 81 MLX4_CMD_QUERY_EQ = 0x15, 82 83 /* CQ commands */ 84 MLX4_CMD_SW2HW_CQ = 0x16, 85 MLX4_CMD_HW2SW_CQ = 0x17, 86 MLX4_CMD_QUERY_CQ = 0x18, 87 MLX4_CMD_MODIFY_CQ = 0x2c, 88 89 /* SRQ commands */ 90 MLX4_CMD_SW2HW_SRQ = 0x35, 91 MLX4_CMD_HW2SW_SRQ = 0x36, 92 MLX4_CMD_QUERY_SRQ = 0x37, 93 MLX4_CMD_ARM_SRQ = 0x40, 94 95 /* QP/EE commands */ 96 MLX4_CMD_RST2INIT_QP = 0x19, 97 MLX4_CMD_INIT2RTR_QP = 0x1a, 98 MLX4_CMD_RTR2RTS_QP = 0x1b, 99 MLX4_CMD_RTS2RTS_QP = 0x1c, 100 MLX4_CMD_SQERR2RTS_QP = 0x1d, 101 MLX4_CMD_2ERR_QP = 0x1e, 102 MLX4_CMD_RTS2SQD_QP = 0x1f, 103 MLX4_CMD_SQD2SQD_QP = 0x38, 104 MLX4_CMD_SQD2RTS_QP = 0x20, 105 MLX4_CMD_2RST_QP = 0x21, 106 MLX4_CMD_QUERY_QP = 0x22, 107 MLX4_CMD_INIT2INIT_QP = 0x2d, 108 MLX4_CMD_SUSPEND_QP = 0x32, 109 MLX4_CMD_UNSUSPEND_QP = 0x33, 110 /* special QP and management commands */ 111 MLX4_CMD_CONF_SPECIAL_QP = 0x23, 112 MLX4_CMD_MAD_IFC = 0x24, 113 114 /* multicast commands */ 115 MLX4_CMD_READ_MCG = 0x25, 116 MLX4_CMD_WRITE_MCG = 0x26, 117 MLX4_CMD_MGID_HASH = 0x27, 118 119 /* miscellaneous commands */ 120 MLX4_CMD_DIAG_RPRT = 0x30, 121 MLX4_CMD_NOP = 0x31, 122 123 /* debug commands */ 124 MLX4_CMD_QUERY_DEBUG_MSG = 0x2a, 125 MLX4_CMD_SET_DEBUG_MSG = 0x2b, 126 }; 127 128 enum { 129 MLX4_CMD_TIME_CLASS_A = 10000, 130 MLX4_CMD_TIME_CLASS_B = 10000, 131 MLX4_CMD_TIME_CLASS_C = 10000, 132 }; 133 134 enum { 135 MLX4_MAILBOX_SIZE = 4096 136 }; 137 138 enum { 139 /* set port opcode modifiers */ 140 MLX4_SET_PORT_GENERAL = 0x0, 141 MLX4_SET_PORT_RQP_CALC = 0x1, 142 MLX4_SET_PORT_MAC_TABLE = 0x2, 143 MLX4_SET_PORT_VLAN_TABLE = 0x3, 144 MLX4_SET_PORT_PRIO_MAP = 0x4, 145 MLX4_SET_PORT_GID_TABLE = 0x5, 146 }; 147 148 struct mlx4_dev; 149 150 struct mlx4_cmd_mailbox { 151 void *buf; 152 dma_addr_t dma; 153 }; 154 155 int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param, 156 int out_is_imm, u32 in_modifier, u8 op_modifier, 157 u16 op, unsigned long timeout); 158 159 /* Invoke a command with no output parameter */ 160 static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier, 161 u8 op_modifier, u16 op, unsigned long timeout) 162 { 163 return __mlx4_cmd(dev, in_param, NULL, 0, in_modifier, 164 op_modifier, op, timeout); 165 } 166 167 /* Invoke a command with an output mailbox */ 168 static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param, 169 u32 in_modifier, u8 op_modifier, u16 op, 170 unsigned long timeout) 171 { 172 return __mlx4_cmd(dev, in_param, &out_param, 0, in_modifier, 173 op_modifier, op, timeout); 174 } 175 176 /* 177 * Invoke a command with an immediate output parameter (and copy the 178 * output into the caller's out_param pointer after the command 179 * executes). 180 */ 181 static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param, 182 u32 in_modifier, u8 op_modifier, u16 op, 183 unsigned long timeout) 184 { 185 return __mlx4_cmd(dev, in_param, out_param, 1, in_modifier, 186 op_modifier, op, timeout); 187 } 188 189 struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev); 190 void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox); 191 192 #endif /* MLX4_CMD_H */ 193