1193 lines
39 KiB
C
1193 lines
39 KiB
C
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/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
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/* Copyright (c) 2015-2018 Mellanox Technologies. All rights reserved */
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#ifndef _MLXSW_CMD_H
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#define _MLXSW_CMD_H
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#include "item.h"
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#define MLXSW_CMD_MBOX_SIZE 4096
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static inline char *mlxsw_cmd_mbox_alloc(void)
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{
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return kzalloc(MLXSW_CMD_MBOX_SIZE, GFP_KERNEL);
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}
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static inline void mlxsw_cmd_mbox_free(char *mbox)
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{
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kfree(mbox);
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}
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static inline void mlxsw_cmd_mbox_zero(char *mbox)
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{
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memset(mbox, 0, MLXSW_CMD_MBOX_SIZE);
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}
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struct mlxsw_core;
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int mlxsw_cmd_exec(struct mlxsw_core *mlxsw_core, u16 opcode, u8 opcode_mod,
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u32 in_mod, bool out_mbox_direct, bool reset_ok,
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char *in_mbox, size_t in_mbox_size,
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char *out_mbox, size_t out_mbox_size);
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static inline int mlxsw_cmd_exec_in(struct mlxsw_core *mlxsw_core, u16 opcode,
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u8 opcode_mod, u32 in_mod, char *in_mbox,
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size_t in_mbox_size)
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{
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return mlxsw_cmd_exec(mlxsw_core, opcode, opcode_mod, in_mod, false,
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false, in_mbox, in_mbox_size, NULL, 0);
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}
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static inline int mlxsw_cmd_exec_out(struct mlxsw_core *mlxsw_core, u16 opcode,
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u8 opcode_mod, u32 in_mod,
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bool out_mbox_direct,
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char *out_mbox, size_t out_mbox_size)
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{
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return mlxsw_cmd_exec(mlxsw_core, opcode, opcode_mod, in_mod,
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out_mbox_direct, false, NULL, 0,
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out_mbox, out_mbox_size);
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}
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static inline int mlxsw_cmd_exec_none(struct mlxsw_core *mlxsw_core, u16 opcode,
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u8 opcode_mod, u32 in_mod)
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{
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return mlxsw_cmd_exec(mlxsw_core, opcode, opcode_mod, in_mod, false,
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false, NULL, 0, NULL, 0);
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}
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enum mlxsw_cmd_opcode {
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MLXSW_CMD_OPCODE_QUERY_FW = 0x004,
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MLXSW_CMD_OPCODE_QUERY_BOARDINFO = 0x006,
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MLXSW_CMD_OPCODE_QUERY_AQ_CAP = 0x003,
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MLXSW_CMD_OPCODE_MAP_FA = 0xFFF,
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MLXSW_CMD_OPCODE_UNMAP_FA = 0xFFE,
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MLXSW_CMD_OPCODE_CONFIG_PROFILE = 0x100,
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MLXSW_CMD_OPCODE_ACCESS_REG = 0x040,
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MLXSW_CMD_OPCODE_SW2HW_DQ = 0x201,
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MLXSW_CMD_OPCODE_HW2SW_DQ = 0x202,
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MLXSW_CMD_OPCODE_2ERR_DQ = 0x01E,
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MLXSW_CMD_OPCODE_QUERY_DQ = 0x022,
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MLXSW_CMD_OPCODE_SW2HW_CQ = 0x016,
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MLXSW_CMD_OPCODE_HW2SW_CQ = 0x017,
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MLXSW_CMD_OPCODE_QUERY_CQ = 0x018,
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MLXSW_CMD_OPCODE_SW2HW_EQ = 0x013,
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MLXSW_CMD_OPCODE_HW2SW_EQ = 0x014,
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MLXSW_CMD_OPCODE_QUERY_EQ = 0x015,
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MLXSW_CMD_OPCODE_QUERY_RESOURCES = 0x101,
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};
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static inline const char *mlxsw_cmd_opcode_str(u16 opcode)
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{
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switch (opcode) {
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case MLXSW_CMD_OPCODE_QUERY_FW:
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return "QUERY_FW";
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case MLXSW_CMD_OPCODE_QUERY_BOARDINFO:
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return "QUERY_BOARDINFO";
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case MLXSW_CMD_OPCODE_QUERY_AQ_CAP:
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return "QUERY_AQ_CAP";
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case MLXSW_CMD_OPCODE_MAP_FA:
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return "MAP_FA";
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case MLXSW_CMD_OPCODE_UNMAP_FA:
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return "UNMAP_FA";
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case MLXSW_CMD_OPCODE_CONFIG_PROFILE:
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return "CONFIG_PROFILE";
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case MLXSW_CMD_OPCODE_ACCESS_REG:
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return "ACCESS_REG";
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case MLXSW_CMD_OPCODE_SW2HW_DQ:
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return "SW2HW_DQ";
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case MLXSW_CMD_OPCODE_HW2SW_DQ:
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return "HW2SW_DQ";
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case MLXSW_CMD_OPCODE_2ERR_DQ:
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return "2ERR_DQ";
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case MLXSW_CMD_OPCODE_QUERY_DQ:
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return "QUERY_DQ";
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case MLXSW_CMD_OPCODE_SW2HW_CQ:
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return "SW2HW_CQ";
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case MLXSW_CMD_OPCODE_HW2SW_CQ:
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return "HW2SW_CQ";
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case MLXSW_CMD_OPCODE_QUERY_CQ:
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return "QUERY_CQ";
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case MLXSW_CMD_OPCODE_SW2HW_EQ:
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return "SW2HW_EQ";
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case MLXSW_CMD_OPCODE_HW2SW_EQ:
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return "HW2SW_EQ";
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case MLXSW_CMD_OPCODE_QUERY_EQ:
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return "QUERY_EQ";
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case MLXSW_CMD_OPCODE_QUERY_RESOURCES:
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return "QUERY_RESOURCES";
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default:
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return "*UNKNOWN*";
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}
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}
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enum mlxsw_cmd_status {
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/* Command execution succeeded. */
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MLXSW_CMD_STATUS_OK = 0x00,
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/* Internal error (e.g. bus error) occurred while processing command. */
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MLXSW_CMD_STATUS_INTERNAL_ERR = 0x01,
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/* Operation/command not supported or opcode modifier not supported. */
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MLXSW_CMD_STATUS_BAD_OP = 0x02,
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/* Parameter not supported, parameter out of range. */
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MLXSW_CMD_STATUS_BAD_PARAM = 0x03,
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/* System was not enabled or bad system state. */
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MLXSW_CMD_STATUS_BAD_SYS_STATE = 0x04,
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/* Attempt to access reserved or unallocated resource, or resource in
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* inappropriate ownership.
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*/
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MLXSW_CMD_STATUS_BAD_RESOURCE = 0x05,
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/* Requested resource is currently executing a command. */
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MLXSW_CMD_STATUS_RESOURCE_BUSY = 0x06,
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/* Required capability exceeds device limits. */
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MLXSW_CMD_STATUS_EXCEED_LIM = 0x08,
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/* Resource is not in the appropriate state or ownership. */
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MLXSW_CMD_STATUS_BAD_RES_STATE = 0x09,
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/* Index out of range (might be beyond table size or attempt to
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* access a reserved resource).
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*/
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MLXSW_CMD_STATUS_BAD_INDEX = 0x0A,
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/* NVMEM checksum/CRC failed. */
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MLXSW_CMD_STATUS_BAD_NVMEM = 0x0B,
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/* Device is currently running reset */
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MLXSW_CMD_STATUS_RUNNING_RESET = 0x26,
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/* Bad management packet (silently discarded). */
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MLXSW_CMD_STATUS_BAD_PKT = 0x30,
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};
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static inline const char *mlxsw_cmd_status_str(u8 status)
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{
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switch (status) {
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case MLXSW_CMD_STATUS_OK:
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return "OK";
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case MLXSW_CMD_STATUS_INTERNAL_ERR:
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return "INTERNAL_ERR";
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case MLXSW_CMD_STATUS_BAD_OP:
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return "BAD_OP";
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case MLXSW_CMD_STATUS_BAD_PARAM:
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return "BAD_PARAM";
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case MLXSW_CMD_STATUS_BAD_SYS_STATE:
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return "BAD_SYS_STATE";
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case MLXSW_CMD_STATUS_BAD_RESOURCE:
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return "BAD_RESOURCE";
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case MLXSW_CMD_STATUS_RESOURCE_BUSY:
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return "RESOURCE_BUSY";
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case MLXSW_CMD_STATUS_EXCEED_LIM:
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return "EXCEED_LIM";
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case MLXSW_CMD_STATUS_BAD_RES_STATE:
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return "BAD_RES_STATE";
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case MLXSW_CMD_STATUS_BAD_INDEX:
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return "BAD_INDEX";
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case MLXSW_CMD_STATUS_BAD_NVMEM:
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return "BAD_NVMEM";
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case MLXSW_CMD_STATUS_RUNNING_RESET:
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return "RUNNING_RESET";
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case MLXSW_CMD_STATUS_BAD_PKT:
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return "BAD_PKT";
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default:
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return "*UNKNOWN*";
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}
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}
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/* QUERY_FW - Query Firmware
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* -------------------------
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* OpMod == 0, INMmod == 0
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* -----------------------
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* The QUERY_FW command retrieves information related to firmware, command
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* interface version and the amount of resources that should be allocated to
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* the firmware.
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*/
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static inline int mlxsw_cmd_query_fw(struct mlxsw_core *mlxsw_core,
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char *out_mbox)
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{
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return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_FW,
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0, 0, false, out_mbox, MLXSW_CMD_MBOX_SIZE);
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}
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/* cmd_mbox_query_fw_fw_pages
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* Amount of physical memory to be allocatedfor firmware usage in 4KB pages.
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_pages, 0x00, 16, 16);
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/* cmd_mbox_query_fw_fw_rev_major
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* Firmware Revision - Major
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_rev_major, 0x00, 0, 16);
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/* cmd_mbox_query_fw_fw_rev_subminor
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* Firmware Sub-minor version (Patch level)
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_rev_subminor, 0x04, 16, 16);
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/* cmd_mbox_query_fw_fw_rev_minor
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* Firmware Revision - Minor
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_rev_minor, 0x04, 0, 16);
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/* cmd_mbox_query_fw_core_clk
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* Internal Clock Frequency (in MHz)
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, core_clk, 0x08, 16, 16);
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/* cmd_mbox_query_fw_cmd_interface_rev
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* Command Interface Interpreter Revision ID. This number is bumped up
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* every time a non-backward-compatible change is done for the command
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* interface. The current cmd_interface_rev is 1.
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, cmd_interface_rev, 0x08, 0, 16);
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/* cmd_mbox_query_fw_dt
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* If set, Debug Trace is supported
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, dt, 0x0C, 31, 1);
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/* cmd_mbox_query_fw_api_version
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* Indicates the version of the API, to enable software querying
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* for compatibility. The current api_version is 1.
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, api_version, 0x0C, 0, 16);
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/* cmd_mbox_query_fw_fw_hour
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* Firmware timestamp - hour
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_hour, 0x10, 24, 8);
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/* cmd_mbox_query_fw_fw_minutes
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* Firmware timestamp - minutes
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_minutes, 0x10, 16, 8);
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/* cmd_mbox_query_fw_fw_seconds
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* Firmware timestamp - seconds
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_seconds, 0x10, 8, 8);
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/* cmd_mbox_query_fw_fw_year
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* Firmware timestamp - year
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_year, 0x14, 16, 16);
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/* cmd_mbox_query_fw_fw_month
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* Firmware timestamp - month
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_month, 0x14, 8, 8);
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/* cmd_mbox_query_fw_fw_day
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* Firmware timestamp - day
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fw_day, 0x14, 0, 8);
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/* cmd_mbox_query_fw_clr_int_base_offset
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* Clear Interrupt register's offset from clr_int_bar register
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* in PCI address space.
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*/
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MLXSW_ITEM64(cmd_mbox, query_fw, clr_int_base_offset, 0x20, 0, 64);
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/* cmd_mbox_query_fw_clr_int_bar
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* PCI base address register (BAR) where clr_int register is located.
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* 00 - BAR 0-1 (64 bit BAR)
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, clr_int_bar, 0x28, 30, 2);
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/* cmd_mbox_query_fw_error_buf_offset
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* Read Only buffer for internal error reports of offset
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* from error_buf_bar register in PCI address space).
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*/
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MLXSW_ITEM64(cmd_mbox, query_fw, error_buf_offset, 0x30, 0, 64);
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/* cmd_mbox_query_fw_error_buf_size
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* Internal error buffer size in DWORDs
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, error_buf_size, 0x38, 0, 32);
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/* cmd_mbox_query_fw_error_int_bar
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* PCI base address register (BAR) where error buffer
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* register is located.
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* 00 - BAR 0-1 (64 bit BAR)
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, error_int_bar, 0x3C, 30, 2);
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/* cmd_mbox_query_fw_doorbell_page_offset
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* Offset of the doorbell page
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*/
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MLXSW_ITEM64(cmd_mbox, query_fw, doorbell_page_offset, 0x40, 0, 64);
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/* cmd_mbox_query_fw_doorbell_page_bar
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* PCI base address register (BAR) of the doorbell page
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* 00 - BAR 0-1 (64 bit BAR)
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, doorbell_page_bar, 0x48, 30, 2);
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/* cmd_mbox_query_fw_free_running_clock_offset
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* The offset of the free running clock page
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*/
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MLXSW_ITEM64(cmd_mbox, query_fw, free_running_clock_offset, 0x50, 0, 64);
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/* cmd_mbox_query_fw_fr_rn_clk_bar
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* PCI base address register (BAR) of the free running clock page
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* 0: BAR 0
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* 1: 64 bit BAR
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*/
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MLXSW_ITEM32(cmd_mbox, query_fw, fr_rn_clk_bar, 0x58, 30, 2);
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/* QUERY_BOARDINFO - Query Board Information
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* -----------------------------------------
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|
|
* OpMod == 0 (N/A), INMmod == 0 (N/A)
|
||
|
|
* -----------------------------------
|
||
|
|
* The QUERY_BOARDINFO command retrieves adapter specific parameters.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_boardinfo(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_BOARDINFO,
|
||
|
|
0, 0, false, out_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_boardinfo_intapin
|
||
|
|
* When PCIe interrupt messages are being used, this value is used for clearing
|
||
|
|
* an interrupt. When using MSI-X, this register is not used.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, boardinfo, intapin, 0x10, 24, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_boardinfo_vsd_vendor_id
|
||
|
|
* PCISIG Vendor ID (www.pcisig.com/membership/vid_search) of the vendor
|
||
|
|
* specifying/formatting the VSD. The vsd_vendor_id identifies the management
|
||
|
|
* domain of the VSD/PSID data. Different vendors may choose different VSD/PSID
|
||
|
|
* format and encoding as long as they use their assigned vsd_vendor_id.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, boardinfo, vsd_vendor_id, 0x1C, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_boardinfo_vsd
|
||
|
|
* Vendor Specific Data. The VSD string that is burnt to the Flash
|
||
|
|
* with the firmware.
|
||
|
|
*/
|
||
|
|
#define MLXSW_CMD_BOARDINFO_VSD_LEN 208
|
||
|
|
MLXSW_ITEM_BUF(cmd_mbox, boardinfo, vsd, 0x20, MLXSW_CMD_BOARDINFO_VSD_LEN);
|
||
|
|
|
||
|
|
/* cmd_mbox_boardinfo_psid
|
||
|
|
* The PSID field is a 16-ascii (byte) character string which acts as
|
||
|
|
* the board ID. The PSID format is used in conjunction with
|
||
|
|
* Mellanox vsd_vendor_id (15B3h).
|
||
|
|
*/
|
||
|
|
#define MLXSW_CMD_BOARDINFO_PSID_LEN 16
|
||
|
|
MLXSW_ITEM_BUF(cmd_mbox, boardinfo, psid, 0xF0, MLXSW_CMD_BOARDINFO_PSID_LEN);
|
||
|
|
|
||
|
|
/* QUERY_AQ_CAP - Query Asynchronous Queues Capabilities
|
||
|
|
* -----------------------------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == 0 (N/A)
|
||
|
|
* -----------------------------------
|
||
|
|
* The QUERY_AQ_CAP command returns the device asynchronous queues
|
||
|
|
* capabilities supported.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_query_aq_cap(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_AQ_CAP,
|
||
|
|
0, 0, false, out_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_log_max_sdq_sz
|
||
|
|
* Log (base 2) of max WQEs allowed on SDQ.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, log_max_sdq_sz, 0x00, 24, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_max_num_sdqs
|
||
|
|
* Maximum number of SDQs.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, max_num_sdqs, 0x00, 0, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_log_max_rdq_sz
|
||
|
|
* Log (base 2) of max WQEs allowed on RDQ.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, log_max_rdq_sz, 0x04, 24, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_max_num_rdqs
|
||
|
|
* Maximum number of RDQs.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, max_num_rdqs, 0x04, 0, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_log_max_cq_sz
|
||
|
|
* Log (base 2) of the Maximum CQEs allowed in a CQ for CQEv0 and CQEv1.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, log_max_cq_sz, 0x08, 24, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_log_max_cqv2_sz
|
||
|
|
* Log (base 2) of the Maximum CQEs allowed in a CQ for CQEv2.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, log_max_cqv2_sz, 0x08, 16, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_max_num_cqs
|
||
|
|
* Maximum number of CQs.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, max_num_cqs, 0x08, 0, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_log_max_eq_sz
|
||
|
|
* Log (base 2) of max EQEs allowed on EQ.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, log_max_eq_sz, 0x0C, 24, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_max_num_eqs
|
||
|
|
* Maximum number of EQs.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, max_num_eqs, 0x0C, 0, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_max_sg_sq
|
||
|
|
* The maximum S/G list elements in an DSQ. DSQ must not contain
|
||
|
|
* more S/G entries than indicated here.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, max_sg_sq, 0x10, 8, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_aq_cap_
|
||
|
|
* The maximum S/G list elements in an DRQ. DRQ must not contain
|
||
|
|
* more S/G entries than indicated here.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, query_aq_cap, max_sg_rq, 0x10, 0, 8);
|
||
|
|
|
||
|
|
/* MAP_FA - Map Firmware Area
|
||
|
|
* --------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == Number of VPM entries
|
||
|
|
* -------------------------------------------------
|
||
|
|
* The MAP_FA command passes physical pages to the switch. These pages
|
||
|
|
* are used to store the device firmware. MAP_FA can be executed multiple
|
||
|
|
* times until all the firmware area is mapped (the size that should be
|
||
|
|
* mapped is retrieved through the QUERY_FW command). All required pages
|
||
|
|
* must be mapped to finish the initialization phase. Physical memory
|
||
|
|
* passed in this command must be pinned.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define MLXSW_CMD_MAP_FA_VPM_ENTRIES_MAX 32
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_map_fa(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox, u32 vpm_entries_count)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_in(mlxsw_core, MLXSW_CMD_OPCODE_MAP_FA,
|
||
|
|
0, vpm_entries_count,
|
||
|
|
in_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_map_fa_pa
|
||
|
|
* Physical Address.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM64_INDEXED(cmd_mbox, map_fa, pa, 0x00, 12, 52, 0x08, 0x00, true);
|
||
|
|
|
||
|
|
/* cmd_mbox_map_fa_log2size
|
||
|
|
* Log (base 2) of the size in 4KB pages of the physical and contiguous memory
|
||
|
|
* that starts at PA_L/H.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32_INDEXED(cmd_mbox, map_fa, log2size, 0x00, 0, 5, 0x08, 0x04, false);
|
||
|
|
|
||
|
|
/* UNMAP_FA - Unmap Firmware Area
|
||
|
|
* ------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == 0 (N/A)
|
||
|
|
* -----------------------------------
|
||
|
|
* The UNMAP_FA command unload the firmware and unmaps all the
|
||
|
|
* firmware area. After this command is completed the device will not access
|
||
|
|
* the pages that were mapped to the firmware area. After executing UNMAP_FA
|
||
|
|
* command, software reset must be done prior to execution of MAP_FW command.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_unmap_fa(struct mlxsw_core *mlxsw_core)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_none(mlxsw_core, MLXSW_CMD_OPCODE_UNMAP_FA, 0, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* QUERY_RESOURCES - Query chip resources
|
||
|
|
* --------------------------------------
|
||
|
|
* OpMod == 0 (N/A) , INMmod is index
|
||
|
|
* ----------------------------------
|
||
|
|
* The QUERY_RESOURCES command retrieves information related to chip resources
|
||
|
|
* by resource ID. Every command returns 32 entries. INmod is being use as base.
|
||
|
|
* for example, index 1 will return entries 32-63. When the tables end and there
|
||
|
|
* are no more sources in the table, will return resource id 0xFFF to indicate
|
||
|
|
* it.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define MLXSW_CMD_QUERY_RESOURCES_TABLE_END_ID 0xffff
|
||
|
|
#define MLXSW_CMD_QUERY_RESOURCES_MAX_QUERIES 100
|
||
|
|
#define MLXSW_CMD_QUERY_RESOURCES_PER_QUERY 32
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_query_resources(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox, int index)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_RESOURCES,
|
||
|
|
0, index, false, out_mbox,
|
||
|
|
MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_query_resource_id
|
||
|
|
* The resource id. 0xFFFF indicates table's end.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32_INDEXED(cmd_mbox, query_resource, id, 0x00, 16, 16, 0x8, 0, false);
|
||
|
|
|
||
|
|
/* cmd_mbox_query_resource_data
|
||
|
|
* The resource
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM64_INDEXED(cmd_mbox, query_resource, data,
|
||
|
|
0x00, 0, 40, 0x8, 0, false);
|
||
|
|
|
||
|
|
/* CONFIG_PROFILE (Set) - Configure Switch Profile
|
||
|
|
* ------------------------------
|
||
|
|
* OpMod == 1 (Set), INMmod == 0 (N/A)
|
||
|
|
* -----------------------------------
|
||
|
|
* The CONFIG_PROFILE command sets the switch profile. The command can be
|
||
|
|
* executed on the device only once at startup in order to allocate and
|
||
|
|
* configure all switch resources and prepare it for operational mode.
|
||
|
|
* It is not possible to change the device profile after the chip is
|
||
|
|
* in operational mode.
|
||
|
|
* Failure of the CONFIG_PROFILE command leaves the hardware in an indeterminate
|
||
|
|
* state therefore it is required to perform software reset to the device
|
||
|
|
* following an unsuccessful completion of the command. It is required
|
||
|
|
* to perform software reset to the device to change an existing profile.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_config_profile_set(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_in(mlxsw_core, MLXSW_CMD_OPCODE_CONFIG_PROFILE,
|
||
|
|
1, 0, in_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_vepa_channels
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_vepa_channels, 0x0C, 0, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_lag
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_lag, 0x0C, 1, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_port_per_lag
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_port_per_lag, 0x0C, 2, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_mid
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_mid, 0x0C, 3, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_pgt
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_pgt, 0x0C, 4, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_system_port
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_system_port, 0x0C, 5, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_vlan_groups
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_vlan_groups, 0x0C, 6, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_regions
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_regions, 0x0C, 7, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_flood_mode
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_flood_mode, 0x0C, 8, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_flood_tables
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_flood_tables, 0x0C, 9, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_ib_mc
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_ib_mc, 0x0C, 12, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_max_pkey
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_max_pkey, 0x0C, 13, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_adaptive_routing_group_cap
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile,
|
||
|
|
set_adaptive_routing_group_cap, 0x0C, 14, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_set_ar_sec
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_ar_sec, 0x0C, 15, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_set_kvd_linear_size
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_kvd_linear_size, 0x0C, 24, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_set_kvd_hash_single_size
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_kvd_hash_single_size, 0x0C, 25, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_set_kvd_hash_double_size
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_kvd_hash_double_size, 0x0C, 26, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_set_cqe_version
|
||
|
|
* Capability bit. Setting a bit to 1 configures the profile
|
||
|
|
* according to the mailbox contents.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, set_cqe_version, 0x08, 0, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_vepa_channels
|
||
|
|
* Maximum number of VEPA channels per port (0 through 16)
|
||
|
|
* 0 - multi-channel VEPA is disabled
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_vepa_channels, 0x10, 0, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_lag
|
||
|
|
* Maximum number of LAG IDs requested.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_lag, 0x14, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_port_per_lag
|
||
|
|
* Maximum number of ports per LAG requested.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_port_per_lag, 0x18, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_mid
|
||
|
|
* Maximum Multicast IDs.
|
||
|
|
* Multicast IDs are allocated from 0 to max_mid-1
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_mid, 0x1C, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_pgt
|
||
|
|
* Maximum records in the Port Group Table per Switch Partition.
|
||
|
|
* Port Group Table indexes are from 0 to max_pgt-1
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_pgt, 0x20, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_system_port
|
||
|
|
* The maximum number of system ports that can be allocated.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_system_port, 0x24, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_vlan_groups
|
||
|
|
* Maximum number VLAN Groups for VLAN binding.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_vlan_groups, 0x28, 0, 12);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_regions
|
||
|
|
* Maximum number of TCAM Regions.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_regions, 0x2C, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_flood_tables
|
||
|
|
* Maximum number of single-entry flooding tables. Different flooding tables
|
||
|
|
* can be associated with different packet types.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_flood_tables, 0x30, 16, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_vid_flood_tables
|
||
|
|
* Maximum number of per-vid flooding tables. Flooding tables are associated
|
||
|
|
* to the different packet types for the different switch partitions.
|
||
|
|
* Table size is 4K entries covering all VID space.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_vid_flood_tables, 0x30, 8, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_flood_mode
|
||
|
|
* Flooding mode to use.
|
||
|
|
* 0-2 - Backward compatible modes for SwitchX devices.
|
||
|
|
* 3 - Mixed mode, where:
|
||
|
|
* max_flood_tables indicates the number of single-entry tables.
|
||
|
|
* max_vid_flood_tables indicates the number of per-VID tables.
|
||
|
|
* max_fid_offset_flood_tables indicates the number of FID-offset tables.
|
||
|
|
* max_fid_flood_tables indicates the number of per-FID tables.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, flood_mode, 0x30, 0, 2);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_fid_offset_flood_tables
|
||
|
|
* Maximum number of FID-offset flooding tables.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile,
|
||
|
|
max_fid_offset_flood_tables, 0x34, 24, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_fid_offset_flood_table_size
|
||
|
|
* The size (number of entries) of each FID-offset flood table.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile,
|
||
|
|
fid_offset_flood_table_size, 0x34, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_fid_flood_tables
|
||
|
|
* Maximum number of per-FID flooding tables.
|
||
|
|
*
|
||
|
|
* Note: This flooding tables cover special FIDs only (vFIDs), starting at
|
||
|
|
* FID value 4K and higher.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_fid_flood_tables, 0x38, 24, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_fid_flood_table_size
|
||
|
|
* The size (number of entries) of each per-FID table.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, fid_flood_table_size, 0x38, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_ib_mc
|
||
|
|
* Maximum number of multicast FDB records for InfiniBand
|
||
|
|
* FDB (in 512 chunks) per InfiniBand switch partition.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_ib_mc, 0x40, 0, 15);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_max_pkey
|
||
|
|
* Maximum per port PKEY table size (for PKEY enforcement)
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, max_pkey, 0x44, 0, 15);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_ar_sec
|
||
|
|
* Primary/secondary capability
|
||
|
|
* Describes the number of adaptive routing sub-groups
|
||
|
|
* 0 - disable primary/secondary (single group)
|
||
|
|
* 1 - enable primary/secondary (2 sub-groups)
|
||
|
|
* 2 - 3 sub-groups: Not supported in SwitchX, SwitchX-2
|
||
|
|
* 3 - 4 sub-groups: Not supported in SwitchX, SwitchX-2
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, ar_sec, 0x4C, 24, 2);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_adaptive_routing_group_cap
|
||
|
|
* Adaptive Routing Group Capability. Indicates the number of AR groups
|
||
|
|
* supported. Note that when Primary/secondary is enabled, each
|
||
|
|
* primary/secondary couple consumes 2 adaptive routing entries.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, adaptive_routing_group_cap, 0x4C, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_arn
|
||
|
|
* Adaptive Routing Notification Enable
|
||
|
|
* Not supported in SwitchX, SwitchX-2
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, arn, 0x50, 31, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_kvd_linear_size
|
||
|
|
* KVD Linear Size
|
||
|
|
* Valid for Spectrum only
|
||
|
|
* Allowed values are 128*N where N=0 or higher
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, kvd_linear_size, 0x54, 0, 24);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_kvd_hash_single_size
|
||
|
|
* KVD Hash single-entries size
|
||
|
|
* Valid for Spectrum only
|
||
|
|
* Allowed values are 128*N where N=0 or higher
|
||
|
|
* Must be greater or equal to cap_min_kvd_hash_single_size
|
||
|
|
* Must be smaller or equal to cap_kvd_size - kvd_linear_size
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, kvd_hash_single_size, 0x58, 0, 24);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_kvd_hash_double_size
|
||
|
|
* KVD Hash double-entries size (units of single-size entries)
|
||
|
|
* Valid for Spectrum only
|
||
|
|
* Allowed values are 128*N where N=0 or higher
|
||
|
|
* Must be either 0 or greater or equal to cap_min_kvd_hash_double_size
|
||
|
|
* Must be smaller or equal to cap_kvd_size - kvd_linear_size
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, kvd_hash_double_size, 0x5C, 0, 24);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_swid_config_mask
|
||
|
|
* Modify Switch Partition Configuration mask. When set, the configu-
|
||
|
|
* ration value for the Switch Partition are taken from the mailbox.
|
||
|
|
* When clear, the current configuration values are used.
|
||
|
|
* Bit 0 - set type
|
||
|
|
* Bit 1 - properties
|
||
|
|
* Other - reserved
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32_INDEXED(cmd_mbox, config_profile, swid_config_mask,
|
||
|
|
0x60, 24, 8, 0x08, 0x00, false);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_swid_config_type
|
||
|
|
* Switch Partition type.
|
||
|
|
* 0000 - disabled (Switch Partition does not exist)
|
||
|
|
* 0001 - InfiniBand
|
||
|
|
* 0010 - Ethernet
|
||
|
|
* 1000 - router port (SwitchX-2 only)
|
||
|
|
* Other - reserved
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32_INDEXED(cmd_mbox, config_profile, swid_config_type,
|
||
|
|
0x60, 20, 4, 0x08, 0x00, false);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_swid_config_properties
|
||
|
|
* Switch Partition properties.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32_INDEXED(cmd_mbox, config_profile, swid_config_properties,
|
||
|
|
0x60, 0, 8, 0x08, 0x00, false);
|
||
|
|
|
||
|
|
/* cmd_mbox_config_profile_cqe_version
|
||
|
|
* CQE version:
|
||
|
|
* 0: CQE version is 0
|
||
|
|
* 1: CQE version is either 1 or 2
|
||
|
|
* CQE ver 1 or 2 is configured by Completion Queue Context field cqe_ver.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, config_profile, cqe_version, 0xB0, 0, 8);
|
||
|
|
|
||
|
|
/* ACCESS_REG - Access EMAD Supported Register
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == 0 (N/A)
|
||
|
|
* -------------------------------------
|
||
|
|
* The ACCESS_REG command supports accessing device registers. This access
|
||
|
|
* is mainly used for bootstrapping.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_access_reg(struct mlxsw_core *mlxsw_core,
|
||
|
|
bool reset_ok,
|
||
|
|
char *in_mbox, char *out_mbox)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec(mlxsw_core, MLXSW_CMD_OPCODE_ACCESS_REG,
|
||
|
|
0, 0, false, reset_ok,
|
||
|
|
in_mbox, MLXSW_CMD_MBOX_SIZE,
|
||
|
|
out_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* SW2HW_DQ - Software to Hardware DQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (send DQ) / OpMod == 1 (receive DQ)
|
||
|
|
* INMmod == DQ number
|
||
|
|
* ----------------------------------------------
|
||
|
|
* The SW2HW_DQ command transitions a descriptor queue from software to
|
||
|
|
* hardware ownership. The command enables posting WQEs and ringing DoorBells
|
||
|
|
* on the descriptor queue.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int __mlxsw_cmd_sw2hw_dq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox, u32 dq_number,
|
||
|
|
u8 opcode_mod)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_in(mlxsw_core, MLXSW_CMD_OPCODE_SW2HW_DQ,
|
||
|
|
opcode_mod, dq_number,
|
||
|
|
in_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
enum {
|
||
|
|
MLXSW_CMD_OPCODE_MOD_SDQ = 0,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_RDQ = 1,
|
||
|
|
};
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_sw2hw_sdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox, u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_sw2hw_dq(mlxsw_core, in_mbox, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_SDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_sw2hw_rdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox, u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_sw2hw_dq(mlxsw_core, in_mbox, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_RDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_dq_cq
|
||
|
|
* Number of the CQ that this Descriptor Queue reports completions to.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_dq, cq, 0x00, 24, 8);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_dq_sdq_tclass
|
||
|
|
* SDQ: CPU Egress TClass
|
||
|
|
* RDQ: Reserved
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_dq, sdq_tclass, 0x00, 16, 6);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_dq_log2_dq_sz
|
||
|
|
* Log (base 2) of the Descriptor Queue size in 4KB pages.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_dq, log2_dq_sz, 0x00, 0, 6);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_dq_pa
|
||
|
|
* Physical Address.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM64_INDEXED(cmd_mbox, sw2hw_dq, pa, 0x10, 12, 52, 0x08, 0x00, true);
|
||
|
|
|
||
|
|
/* HW2SW_DQ - Hardware to Software DQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (send DQ) / OpMod == 1 (receive DQ)
|
||
|
|
* INMmod == DQ number
|
||
|
|
* ----------------------------------------------
|
||
|
|
* The HW2SW_DQ command transitions a descriptor queue from hardware to
|
||
|
|
* software ownership. Incoming packets on the DQ are silently discarded,
|
||
|
|
* SW should not post descriptors on nonoperational DQs.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int __mlxsw_cmd_hw2sw_dq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 dq_number, u8 opcode_mod)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_none(mlxsw_core, MLXSW_CMD_OPCODE_HW2SW_DQ,
|
||
|
|
opcode_mod, dq_number);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_hw2sw_sdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_hw2sw_dq(mlxsw_core, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_SDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_hw2sw_rdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_hw2sw_dq(mlxsw_core, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_RDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* 2ERR_DQ - To Error DQ
|
||
|
|
* ---------------------
|
||
|
|
* OpMod == 0 (send DQ) / OpMod == 1 (receive DQ)
|
||
|
|
* INMmod == DQ number
|
||
|
|
* ----------------------------------------------
|
||
|
|
* The 2ERR_DQ command transitions the DQ into the error state from the state
|
||
|
|
* in which it has been. While the command is executed, some in-process
|
||
|
|
* descriptors may complete. Once the DQ transitions into the error state,
|
||
|
|
* if there are posted descriptors on the RDQ/SDQ, the hardware writes
|
||
|
|
* a completion with error (flushed) for all descriptors posted in the RDQ/SDQ.
|
||
|
|
* When the command is completed successfully, the DQ is already in
|
||
|
|
* the error state.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int __mlxsw_cmd_2err_dq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 dq_number, u8 opcode_mod)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_none(mlxsw_core, MLXSW_CMD_OPCODE_2ERR_DQ,
|
||
|
|
opcode_mod, dq_number);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_2err_sdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_2err_dq(mlxsw_core, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_SDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_2err_rdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_2err_dq(mlxsw_core, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_RDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* QUERY_DQ - Query DQ
|
||
|
|
* ---------------------
|
||
|
|
* OpMod == 0 (send DQ) / OpMod == 1 (receive DQ)
|
||
|
|
* INMmod == DQ number
|
||
|
|
* ----------------------------------------------
|
||
|
|
* The QUERY_DQ command retrieves a snapshot of DQ parameters from the hardware.
|
||
|
|
*
|
||
|
|
* Note: Output mailbox has the same format as SW2HW_DQ.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int __mlxsw_cmd_query_dq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox, u32 dq_number,
|
||
|
|
u8 opcode_mod)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_2ERR_DQ,
|
||
|
|
opcode_mod, dq_number, false,
|
||
|
|
out_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_query_sdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox, u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_query_dq(mlxsw_core, out_mbox, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_SDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_query_rdq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox, u32 dq_number)
|
||
|
|
{
|
||
|
|
return __mlxsw_cmd_query_dq(mlxsw_core, out_mbox, dq_number,
|
||
|
|
MLXSW_CMD_OPCODE_MOD_RDQ);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* SW2HW_CQ - Software to Hardware CQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == CQ number
|
||
|
|
* -------------------------------------
|
||
|
|
* The SW2HW_CQ command transfers ownership of a CQ context entry from software
|
||
|
|
* to hardware. The command takes the CQ context entry from the input mailbox
|
||
|
|
* and stores it in the CQC in the ownership of the hardware. The command fails
|
||
|
|
* if the requested CQC entry is already in the ownership of the hardware.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_sw2hw_cq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox, u32 cq_number)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_in(mlxsw_core, MLXSW_CMD_OPCODE_SW2HW_CQ,
|
||
|
|
0, cq_number, in_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
enum mlxsw_cmd_mbox_sw2hw_cq_cqe_ver {
|
||
|
|
MLXSW_CMD_MBOX_SW2HW_CQ_CQE_VER_1,
|
||
|
|
MLXSW_CMD_MBOX_SW2HW_CQ_CQE_VER_2,
|
||
|
|
};
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_cq_cqe_ver
|
||
|
|
* CQE Version.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_cq, cqe_ver, 0x00, 28, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_cq_c_eqn
|
||
|
|
* Event Queue this CQ reports completion events to.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_cq, c_eqn, 0x00, 24, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_cq_st
|
||
|
|
* Event delivery state machine
|
||
|
|
* 0x0 - FIRED
|
||
|
|
* 0x1 - ARMED (Request for Notification)
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_cq, st, 0x00, 8, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_cq_log_cq_size
|
||
|
|
* Log (base 2) of the CQ size (in entries).
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_cq, log_cq_size, 0x00, 0, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_cq_producer_counter
|
||
|
|
* Producer Counter. The counter is incremented for each CQE that is
|
||
|
|
* written by the HW to the CQ.
|
||
|
|
* Maintained by HW (valid for the QUERY_CQ command only)
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_cq, producer_counter, 0x04, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_cq_pa
|
||
|
|
* Physical Address.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM64_INDEXED(cmd_mbox, sw2hw_cq, pa, 0x10, 11, 53, 0x08, 0x00, true);
|
||
|
|
|
||
|
|
/* HW2SW_CQ - Hardware to Software CQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == CQ number
|
||
|
|
* -------------------------------------
|
||
|
|
* The HW2SW_CQ command transfers ownership of a CQ context entry from hardware
|
||
|
|
* to software. The CQC entry is invalidated as a result of this command.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_hw2sw_cq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 cq_number)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_none(mlxsw_core, MLXSW_CMD_OPCODE_HW2SW_CQ,
|
||
|
|
0, cq_number);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* QUERY_CQ - Query CQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == CQ number
|
||
|
|
* -------------------------------------
|
||
|
|
* The QUERY_CQ command retrieves a snapshot of the current CQ context entry.
|
||
|
|
* The command stores the snapshot in the output mailbox in the software format.
|
||
|
|
* Note that the CQ context state and values are not affected by the QUERY_CQ
|
||
|
|
* command. The QUERY_CQ command is for debug purposes only.
|
||
|
|
*
|
||
|
|
* Note: Output mailbox has the same format as SW2HW_CQ.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_query_cq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox, u32 cq_number)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_CQ,
|
||
|
|
0, cq_number, false,
|
||
|
|
out_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* SW2HW_EQ - Software to Hardware EQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == EQ number
|
||
|
|
* -------------------------------------
|
||
|
|
* The SW2HW_EQ command transfers ownership of an EQ context entry from software
|
||
|
|
* to hardware. The command takes the EQ context entry from the input mailbox
|
||
|
|
* and stores it in the EQC in the ownership of the hardware. The command fails
|
||
|
|
* if the requested EQC entry is already in the ownership of the hardware.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_sw2hw_eq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *in_mbox, u32 eq_number)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_in(mlxsw_core, MLXSW_CMD_OPCODE_SW2HW_EQ,
|
||
|
|
0, eq_number, in_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_eq_int_msix
|
||
|
|
* When set, MSI-X cycles will be generated by this EQ.
|
||
|
|
* When cleared, an interrupt will be generated by this EQ.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_eq, int_msix, 0x00, 24, 1);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_eq_st
|
||
|
|
* Event delivery state machine
|
||
|
|
* 0x0 - FIRED
|
||
|
|
* 0x1 - ARMED (Request for Notification)
|
||
|
|
* 0x11 - Always ARMED
|
||
|
|
* other - reserved
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_eq, st, 0x00, 8, 2);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_eq_log_eq_size
|
||
|
|
* Log (base 2) of the EQ size (in entries).
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_eq, log_eq_size, 0x00, 0, 4);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_eq_producer_counter
|
||
|
|
* Producer Counter. The counter is incremented for each EQE that is written
|
||
|
|
* by the HW to the EQ.
|
||
|
|
* Maintained by HW (valid for the QUERY_EQ command only)
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM32(cmd_mbox, sw2hw_eq, producer_counter, 0x04, 0, 16);
|
||
|
|
|
||
|
|
/* cmd_mbox_sw2hw_eq_pa
|
||
|
|
* Physical Address.
|
||
|
|
*/
|
||
|
|
MLXSW_ITEM64_INDEXED(cmd_mbox, sw2hw_eq, pa, 0x10, 11, 53, 0x08, 0x00, true);
|
||
|
|
|
||
|
|
/* HW2SW_EQ - Hardware to Software EQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == EQ number
|
||
|
|
* -------------------------------------
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_hw2sw_eq(struct mlxsw_core *mlxsw_core,
|
||
|
|
u32 eq_number)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_none(mlxsw_core, MLXSW_CMD_OPCODE_HW2SW_EQ,
|
||
|
|
0, eq_number);
|
||
|
|
}
|
||
|
|
|
||
|
|
/* QUERY_EQ - Query EQ
|
||
|
|
* ----------------------------------
|
||
|
|
* OpMod == 0 (N/A), INMmod == EQ number
|
||
|
|
* -------------------------------------
|
||
|
|
*
|
||
|
|
* Note: Output mailbox has the same format as SW2HW_EQ.
|
||
|
|
*/
|
||
|
|
|
||
|
|
static inline int mlxsw_cmd_query_eq(struct mlxsw_core *mlxsw_core,
|
||
|
|
char *out_mbox, u32 eq_number)
|
||
|
|
{
|
||
|
|
return mlxsw_cmd_exec_out(mlxsw_core, MLXSW_CMD_OPCODE_QUERY_EQ,
|
||
|
|
0, eq_number, false,
|
||
|
|
out_mbox, MLXSW_CMD_MBOX_SIZE);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|