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1 /* |
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2 * Copyright (c) 2006 Cisco Systems, Inc. All rights reserved. |
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3 * |
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4 * This software is available to you under a choice of one of two |
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5 * licenses. You may choose to be licensed under the terms of the GNU |
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6 * General Public License (GPL) Version 2, available from the file |
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7 * COPYING in the main directory of this source tree, or the |
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8 * OpenIB.org BSD license below: |
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9 * |
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10 * Redistribution and use in source and binary forms, with or |
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11 * without modification, are permitted provided that the following |
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12 * conditions are met: |
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13 * |
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14 * - Redistributions of source code must retain the above |
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15 * copyright notice, this list of conditions and the following |
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16 * disclaimer. |
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17 * |
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18 * - Redistributions in binary form must reproduce the above |
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19 * copyright notice, this list of conditions and the following |
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20 * disclaimer in the documentation and/or other materials |
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21 * provided with the distribution. |
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22 * |
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23 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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24 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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25 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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26 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS |
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27 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
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28 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
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29 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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30 * SOFTWARE. |
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31 */ |
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32 |
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33 #ifndef MLX4_CMD_H |
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34 #define MLX4_CMD_H |
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35 |
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36 #include <linux/dma-mapping.h> |
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37 |
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38 enum { |
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39 /* initialization and general commands */ |
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40 MLX4_CMD_SYS_EN = 0x1, |
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41 MLX4_CMD_SYS_DIS = 0x2, |
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42 MLX4_CMD_MAP_FA = 0xfff, |
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43 MLX4_CMD_UNMAP_FA = 0xffe, |
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44 MLX4_CMD_RUN_FW = 0xff6, |
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45 MLX4_CMD_MOD_STAT_CFG = 0x34, |
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46 MLX4_CMD_QUERY_DEV_CAP = 0x3, |
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47 MLX4_CMD_QUERY_FW = 0x4, |
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48 MLX4_CMD_ENABLE_LAM = 0xff8, |
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49 MLX4_CMD_DISABLE_LAM = 0xff7, |
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50 MLX4_CMD_QUERY_DDR = 0x5, |
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51 MLX4_CMD_QUERY_ADAPTER = 0x6, |
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52 MLX4_CMD_INIT_HCA = 0x7, |
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53 MLX4_CMD_CLOSE_HCA = 0x8, |
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54 MLX4_CMD_INIT_PORT = 0x9, |
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55 MLX4_CMD_CLOSE_PORT = 0xa, |
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56 MLX4_CMD_QUERY_HCA = 0xb, |
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57 MLX4_CMD_QUERY_PORT = 0x43, |
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58 MLX4_CMD_SET_PORT = 0xc, |
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59 MLX4_CMD_ACCESS_DDR = 0x2e, |
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60 MLX4_CMD_MAP_ICM = 0xffa, |
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61 MLX4_CMD_UNMAP_ICM = 0xff9, |
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62 MLX4_CMD_MAP_ICM_AUX = 0xffc, |
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63 MLX4_CMD_UNMAP_ICM_AUX = 0xffb, |
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64 MLX4_CMD_SET_ICM_SIZE = 0xffd, |
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65 |
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66 /* TPT commands */ |
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67 MLX4_CMD_SW2HW_MPT = 0xd, |
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68 MLX4_CMD_QUERY_MPT = 0xe, |
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69 MLX4_CMD_HW2SW_MPT = 0xf, |
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70 MLX4_CMD_READ_MTT = 0x10, |
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71 MLX4_CMD_WRITE_MTT = 0x11, |
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72 MLX4_CMD_SYNC_TPT = 0x2f, |
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73 |
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74 /* EQ commands */ |
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75 MLX4_CMD_MAP_EQ = 0x12, |
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76 MLX4_CMD_SW2HW_EQ = 0x13, |
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77 MLX4_CMD_HW2SW_EQ = 0x14, |
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78 MLX4_CMD_QUERY_EQ = 0x15, |
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79 |
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80 /* CQ commands */ |
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81 MLX4_CMD_SW2HW_CQ = 0x16, |
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82 MLX4_CMD_HW2SW_CQ = 0x17, |
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83 MLX4_CMD_QUERY_CQ = 0x18, |
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84 MLX4_CMD_MODIFY_CQ = 0x2c, |
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85 |
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86 /* SRQ commands */ |
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87 MLX4_CMD_SW2HW_SRQ = 0x35, |
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88 MLX4_CMD_HW2SW_SRQ = 0x36, |
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89 MLX4_CMD_QUERY_SRQ = 0x37, |
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90 MLX4_CMD_ARM_SRQ = 0x40, |
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91 |
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92 /* QP/EE commands */ |
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93 MLX4_CMD_RST2INIT_QP = 0x19, |
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94 MLX4_CMD_INIT2RTR_QP = 0x1a, |
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95 MLX4_CMD_RTR2RTS_QP = 0x1b, |
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96 MLX4_CMD_RTS2RTS_QP = 0x1c, |
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97 MLX4_CMD_SQERR2RTS_QP = 0x1d, |
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98 MLX4_CMD_2ERR_QP = 0x1e, |
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99 MLX4_CMD_RTS2SQD_QP = 0x1f, |
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100 MLX4_CMD_SQD2SQD_QP = 0x38, |
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101 MLX4_CMD_SQD2RTS_QP = 0x20, |
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102 MLX4_CMD_2RST_QP = 0x21, |
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103 MLX4_CMD_QUERY_QP = 0x22, |
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104 MLX4_CMD_INIT2INIT_QP = 0x2d, |
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105 MLX4_CMD_SUSPEND_QP = 0x32, |
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106 MLX4_CMD_UNSUSPEND_QP = 0x33, |
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107 /* special QP and management commands */ |
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108 MLX4_CMD_CONF_SPECIAL_QP = 0x23, |
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109 MLX4_CMD_MAD_IFC = 0x24, |
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110 |
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111 /* multicast commands */ |
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112 MLX4_CMD_READ_MCG = 0x25, |
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113 MLX4_CMD_WRITE_MCG = 0x26, |
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114 MLX4_CMD_MGID_HASH = 0x27, |
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115 |
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116 /* miscellaneous commands */ |
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117 MLX4_CMD_DIAG_RPRT = 0x30, |
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118 MLX4_CMD_NOP = 0x31, |
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119 |
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120 /* debug commands */ |
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121 MLX4_CMD_QUERY_DEBUG_MSG = 0x2a, |
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122 MLX4_CMD_SET_DEBUG_MSG = 0x2b, |
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123 }; |
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124 |
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125 enum { |
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126 MLX4_CMD_TIME_CLASS_A = 10000, |
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127 MLX4_CMD_TIME_CLASS_B = 10000, |
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128 MLX4_CMD_TIME_CLASS_C = 10000, |
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129 }; |
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130 |
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131 enum { |
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132 MLX4_MAILBOX_SIZE = 4096 |
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133 }; |
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134 |
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135 enum { |
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136 /* set port opcode modifiers */ |
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137 MLX4_SET_PORT_GENERAL = 0x0, |
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138 MLX4_SET_PORT_RQP_CALC = 0x1, |
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139 MLX4_SET_PORT_MAC_TABLE = 0x2, |
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140 MLX4_SET_PORT_VLAN_TABLE = 0x3, |
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141 MLX4_SET_PORT_PRIO_MAP = 0x4, |
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142 }; |
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143 |
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144 struct mlx4_dev; |
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145 |
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146 struct mlx4_cmd_mailbox { |
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147 void *buf; |
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148 dma_addr_t dma; |
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149 }; |
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150 |
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151 int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param, |
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152 int out_is_imm, u32 in_modifier, u8 op_modifier, |
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153 u16 op, unsigned long timeout); |
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154 |
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155 /* Invoke a command with no output parameter */ |
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156 static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier, |
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157 u8 op_modifier, u16 op, unsigned long timeout) |
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158 { |
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159 return __mlx4_cmd(dev, in_param, NULL, 0, in_modifier, |
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160 op_modifier, op, timeout); |
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161 } |
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162 |
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163 /* Invoke a command with an output mailbox */ |
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164 static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param, |
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165 u32 in_modifier, u8 op_modifier, u16 op, |
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166 unsigned long timeout) |
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167 { |
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168 return __mlx4_cmd(dev, in_param, &out_param, 0, in_modifier, |
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169 op_modifier, op, timeout); |
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170 } |
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171 |
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172 /* |
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173 * Invoke a command with an immediate output parameter (and copy the |
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174 * output into the caller's out_param pointer after the command |
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175 * executes). |
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176 */ |
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177 static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param, |
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178 u32 in_modifier, u8 op_modifier, u16 op, |
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179 unsigned long timeout) |
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180 { |
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181 return __mlx4_cmd(dev, in_param, out_param, 1, in_modifier, |
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182 op_modifier, op, timeout); |
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183 } |
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184 |
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185 struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev); |
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186 void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox); |
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187 |
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188 #endif /* MLX4_CMD_H */ |