include/linux/mlx4/cmd.h

   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 #include <linux/if_link.h>
  38
  39 enum {
  40         /* initialization and general commands */
  41         MLX4_CMD_SYS_EN          = 0x1,
  42         MLX4_CMD_SYS_DIS         = 0x2,
  43         MLX4_CMD_MAP_FA          = 0xfff,
  44         MLX4_CMD_UNMAP_FA        = 0xffe,
  45         MLX4_CMD_RUN_FW          = 0xff6,
  46         MLX4_CMD_MOD_STAT_CFG    = 0x34,
  47         MLX4_CMD_QUERY_DEV_CAP   = 0x3,
  48         MLX4_CMD_QUERY_FW        = 0x4,
  49         MLX4_CMD_ENABLE_LAM      = 0xff8,
  50         MLX4_CMD_DISABLE_LAM     = 0xff7,
  51         MLX4_CMD_QUERY_DDR       = 0x5,
  52         MLX4_CMD_QUERY_ADAPTER   = 0x6,
  53         MLX4_CMD_INIT_HCA        = 0x7,
  54         MLX4_CMD_CLOSE_HCA       = 0x8,
  55         MLX4_CMD_INIT_PORT       = 0x9,
  56         MLX4_CMD_CLOSE_PORT      = 0xa,
  57         MLX4_CMD_QUERY_HCA       = 0xb,
  58         MLX4_CMD_QUERY_PORT      = 0x43,
  59         MLX4_CMD_SENSE_PORT      = 0x4d,
  60         MLX4_CMD_HW_HEALTH_CHECK = 0x50,
  61         MLX4_CMD_SET_PORT        = 0xc,
  62         MLX4_CMD_SET_NODE        = 0x5a,
  63         MLX4_CMD_QUERY_FUNC      = 0x56,
  64         MLX4_CMD_ACCESS_DDR      = 0x2e,
  65         MLX4_CMD_MAP_ICM         = 0xffa,
  66         MLX4_CMD_UNMAP_ICM       = 0xff9,
  67         MLX4_CMD_MAP_ICM_AUX     = 0xffc,
  68         MLX4_CMD_UNMAP_ICM_AUX   = 0xffb,
  69         MLX4_CMD_SET_ICM_SIZE    = 0xffd,
  70         MLX4_CMD_ACCESS_REG      = 0x3b,
  71         MLX4_CMD_ALLOCATE_VPP    = 0x80,
  72         MLX4_CMD_SET_VPORT_QOS   = 0x81,
  73
  74         /*master notify fw on finish for slave's flr*/
  75         MLX4_CMD_INFORM_FLR_DONE = 0x5b,
  76         MLX4_CMD_VIRT_PORT_MAP   = 0x5c,
  77         MLX4_CMD_GET_OP_REQ      = 0x59,
  78
  79         /* TPT commands */
  80         MLX4_CMD_SW2HW_MPT       = 0xd,
  81         MLX4_CMD_QUERY_MPT       = 0xe,
  82         MLX4_CMD_HW2SW_MPT       = 0xf,
  83         MLX4_CMD_READ_MTT        = 0x10,
  84         MLX4_CMD_WRITE_MTT       = 0x11,
  85         MLX4_CMD_SYNC_TPT        = 0x2f,
  86
  87         /* EQ commands */
  88         MLX4_CMD_MAP_EQ          = 0x12,
  89         MLX4_CMD_SW2HW_EQ        = 0x13,
  90         MLX4_CMD_HW2SW_EQ        = 0x14,
  91         MLX4_CMD_QUERY_EQ        = 0x15,
  92
  93         /* CQ commands */
  94         MLX4_CMD_SW2HW_CQ        = 0x16,
  95         MLX4_CMD_HW2SW_CQ        = 0x17,
  96         MLX4_CMD_QUERY_CQ        = 0x18,
  97         MLX4_CMD_MODIFY_CQ       = 0x2c,
  98
  99         /* SRQ commands */
 100         MLX4_CMD_SW2HW_SRQ       = 0x35,
 101         MLX4_CMD_HW2SW_SRQ       = 0x36,
 102         MLX4_CMD_QUERY_SRQ       = 0x37,
 103         MLX4_CMD_ARM_SRQ         = 0x40,
 104
 105         /* QP/EE commands */
 106         MLX4_CMD_RST2INIT_QP     = 0x19,
 107         MLX4_CMD_INIT2RTR_QP     = 0x1a,
 108         MLX4_CMD_RTR2RTS_QP      = 0x1b,
 109         MLX4_CMD_RTS2RTS_QP      = 0x1c,
 110         MLX4_CMD_SQERR2RTS_QP    = 0x1d,
 111         MLX4_CMD_2ERR_QP         = 0x1e,
 112         MLX4_CMD_RTS2SQD_QP      = 0x1f,
 113         MLX4_CMD_SQD2SQD_QP      = 0x38,
 114         MLX4_CMD_SQD2RTS_QP      = 0x20,
 115         MLX4_CMD_2RST_QP         = 0x21,
 116         MLX4_CMD_QUERY_QP        = 0x22,
 117         MLX4_CMD_INIT2INIT_QP    = 0x2d,
 118         MLX4_CMD_SUSPEND_QP      = 0x32,
 119         MLX4_CMD_UNSUSPEND_QP    = 0x33,
 120         MLX4_CMD_UPDATE_QP       = 0x61,
 121         /* special QP and management commands */
 122         MLX4_CMD_CONF_SPECIAL_QP = 0x23,
 123         MLX4_CMD_MAD_IFC         = 0x24,
 124         MLX4_CMD_MAD_DEMUX       = 0x203,
 125
 126         /* multicast commands */
 127         MLX4_CMD_READ_MCG        = 0x25,
 128         MLX4_CMD_WRITE_MCG       = 0x26,
 129         MLX4_CMD_MGID_HASH       = 0x27,
 130
 131         /* miscellaneous commands */
 132         MLX4_CMD_DIAG_RPRT       = 0x30,
 133         MLX4_CMD_NOP             = 0x31,
 134         MLX4_CMD_CONFIG_DEV      = 0x3a,
 135         MLX4_CMD_ACCESS_MEM      = 0x2e,
 136         MLX4_CMD_SET_VEP         = 0x52,
 137
 138         /* Ethernet specific commands */
 139         MLX4_CMD_SET_VLAN_FLTR   = 0x47,
 140         MLX4_CMD_SET_MCAST_FLTR  = 0x48,
 141         MLX4_CMD_DUMP_ETH_STATS  = 0x49,
 142
 143         /* Communication channel commands */
 144         MLX4_CMD_ARM_COMM_CHANNEL = 0x57,
 145         MLX4_CMD_GEN_EQE         = 0x58,
 146
 147         /* virtual commands */
 148         MLX4_CMD_ALLOC_RES       = 0xf00,
 149         MLX4_CMD_FREE_RES        = 0xf01,
 150         MLX4_CMD_MCAST_ATTACH    = 0xf05,
 151         MLX4_CMD_UCAST_ATTACH    = 0xf06,
 152         MLX4_CMD_PROMISC         = 0xf08,
 153         MLX4_CMD_QUERY_FUNC_CAP  = 0xf0a,
 154         MLX4_CMD_QP_ATTACH       = 0xf0b,
 155
 156         /* debug commands */
 157         MLX4_CMD_QUERY_DEBUG_MSG = 0x2a,
 158         MLX4_CMD_SET_DEBUG_MSG   = 0x2b,
 159
 160         /* statistics commands */
 161         MLX4_CMD_QUERY_IF_STAT   = 0X54,
 162         MLX4_CMD_SET_IF_STAT     = 0X55,
 163
 164         /* register/delete flow steering network rules */
 165         MLX4_QP_FLOW_STEERING_ATTACH = 0x65,
 166         MLX4_QP_FLOW_STEERING_DETACH = 0x66,
 167         MLX4_FLOW_STEERING_IB_UC_QP_RANGE = 0x64,
 168
 169         /* Update and read QCN parameters */
 170         MLX4_CMD_CONGESTION_CTRL_OPCODE = 0x68,
 171 };
 172
 173 enum {
 174         MLX4_CMD_TIME_CLASS_A   = 60000,
 175         MLX4_CMD_TIME_CLASS_B   = 60000,
 176         MLX4_CMD_TIME_CLASS_C   = 60000,
 177 };
 178
 179 enum {
 180         /* virtual to physical port mapping opcode modifiers */
 181         MLX4_GET_PORT_VIRT2PHY = 0x0,
 182         MLX4_SET_PORT_VIRT2PHY = 0x1,
 183 };
 184
 185 enum {
 186         MLX4_MAILBOX_SIZE       = 4096,
 187         MLX4_ACCESS_MEM_ALIGN   = 256,
 188 };
 189
 190 enum {
 191         /* Set port opcode modifiers */
 192         MLX4_SET_PORT_IB_OPCODE         = 0x0,
 193         MLX4_SET_PORT_ETH_OPCODE        = 0x1,
 194         MLX4_SET_PORT_BEACON_OPCODE     = 0x4,
 195 };
 196
 197 enum {
 198         /* Set port Ethernet input modifiers */
 199         MLX4_SET_PORT_GENERAL   = 0x0,
 200         MLX4_SET_PORT_RQP_CALC  = 0x1,
 201         MLX4_SET_PORT_MAC_TABLE = 0x2,
 202         MLX4_SET_PORT_VLAN_TABLE = 0x3,
 203         MLX4_SET_PORT_PRIO_MAP  = 0x4,
 204         MLX4_SET_PORT_GID_TABLE = 0x5,
 205         MLX4_SET_PORT_PRIO2TC   = 0x8,
 206         MLX4_SET_PORT_SCHEDULER = 0x9,
 207         MLX4_SET_PORT_VXLAN     = 0xB
 208 };
 209
 210 enum {
 211         MLX4_CMD_MAD_DEMUX_CONFIG       = 0,
 212         MLX4_CMD_MAD_DEMUX_QUERY_STATE  = 1,
 213         MLX4_CMD_MAD_DEMUX_QUERY_RESTR  = 2, /* Query mad demux restrictions */
 214 };
 215
 216 enum {
 217         MLX4_CMD_WRAPPED,
 218         MLX4_CMD_NATIVE
 219 };
 220
 221 /*
 222  * MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP -
 223  * Receive checksum value is reported in CQE also for non TCP/UDP packets.
 224  *
 225  * MLX4_RX_CSUM_MODE_L4 -
 226  * L4_CSUM bit in CQE, which indicates whether or not L4 checksum
 227  * was validated correctly, is supported.
 228  *
 229  * MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP -
 230  * IP_OK CQE's field is supported also for non TCP/UDP IP packets.
 231  *
 232  * MLX4_RX_CSUM_MODE_MULTI_VLAN -
 233  * Receive Checksum offload is supported for packets with more than 2 vlan headers.
 234  */
 235 enum mlx4_rx_csum_mode {
 236         MLX4_RX_CSUM_MODE_VAL_NON_TCP_UDP               = 1UL << 0,
 237         MLX4_RX_CSUM_MODE_L4                            = 1UL << 1,
 238         MLX4_RX_CSUM_MODE_IP_OK_IP_NON_TCP_UDP          = 1UL << 2,
 239         MLX4_RX_CSUM_MODE_MULTI_VLAN                    = 1UL << 3
 240 };
 241
 242 struct mlx4_config_dev_params {
 243         u16     vxlan_udp_dport;
 244         u8      rx_csum_flags_port_1;
 245         u8      rx_csum_flags_port_2;
 246 };
 247
 248 enum mlx4_en_congestion_control_algorithm {
 249         MLX4_CTRL_ALGO_802_1_QAU_REACTION_POINT = 0,
 250 };
 251
 252 enum mlx4_en_congestion_control_opmod {
 253         MLX4_CONGESTION_CONTROL_GET_PARAMS,
 254         MLX4_CONGESTION_CONTROL_GET_STATISTICS,
 255         MLX4_CONGESTION_CONTROL_SET_PARAMS = 4,
 256 };
 257
 258 struct mlx4_dev;
 259
 260 struct mlx4_cmd_mailbox {
 261         void                   *buf;
 262         dma_addr_t              dma;
 263 };
 264
 265 int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
 266                int out_is_imm, u32 in_modifier, u8 op_modifier,
 267                u16 op, unsigned long timeout, int native);
 268
 269 /* Invoke a command with no output parameter */
 270 static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier,
 271                            u8 op_modifier, u16 op, unsigned long timeout,
 272                            int native)
 273 {
 274         return __mlx4_cmd(dev, in_param, NULL, 0, in_modifier,
 275                           op_modifier, op, timeout, native);
 276 }
 277
 278 /* Invoke a command with an output mailbox */
 279 static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param,
 280                                u32 in_modifier, u8 op_modifier, u16 op,
 281                                unsigned long timeout, int native)
 282 {
 283         return __mlx4_cmd(dev, in_param, &out_param, 0, in_modifier,
 284                           op_modifier, op, timeout, native);
 285 }
 286
 287 /*
 288  * Invoke a command with an immediate output parameter (and copy the
 289  * output into the caller's out_param pointer after the command
 290  * executes).
 291  */
 292 static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
 293                                u32 in_modifier, u8 op_modifier, u16 op,
 294                                unsigned long timeout, int native)
 295 {
 296         return __mlx4_cmd(dev, in_param, out_param, 1, in_modifier,
 297                           op_modifier, op, timeout, native);
 298 }
 299
 300 struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev);
 301 void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox);
 302
 303 u32 mlx4_comm_get_version(void);
 304 int mlx4_set_vf_mac(struct mlx4_dev *dev, int port, int vf, u64 mac);
 305 int mlx4_set_vf_vlan(struct mlx4_dev *dev, int port, int vf, u16 vlan, u8 qos);
 306 int mlx4_set_vf_rate(struct mlx4_dev *dev, int port, int vf, int min_tx_rate,
 307                      int max_tx_rate);
 308 int mlx4_set_vf_spoofchk(struct mlx4_dev *dev, int port, int vf, bool setting);
 309 int mlx4_get_vf_config(struct mlx4_dev *dev, int port, int vf, struct ifla_vf_info *ivf);
 310 int mlx4_set_vf_link_state(struct mlx4_dev *dev, int port, int vf, int link_state);
 311 int mlx4_config_dev_retrieval(struct mlx4_dev *dev,
 312                               struct mlx4_config_dev_params *params);
 313 void mlx4_cmd_wake_completions(struct mlx4_dev *dev);
 314 void mlx4_report_internal_err_comm_event(struct mlx4_dev *dev);
 315 /*
 316  * mlx4_get_slave_default_vlan -
 317  * return true if VST ( default vlan)
 318  * if VST, will return vlan & qos (if not NULL)
 319  */
 320 bool mlx4_get_slave_default_vlan(struct mlx4_dev *dev, int port, int slave,
 321                                  u16 *vlan, u8 *qos);
 322
 323 #define MLX4_COMM_GET_IF_REV(cmd_chan_ver) (u8)((cmd_chan_ver) >> 8)
 324 #define COMM_CHAN_EVENT_INTERNAL_ERR (1 << 17)
 325
 326 #endif /* MLX4_CMD_H */