/*
* Copyright (c) 2006 Cisco Systems, Inc. All rights reserved.
*
* This software is available to you under a choice of one of two
* licenses. You may choose to be licensed under the terms of the GNU
* General Public License (GPL) Version 2, available from the file
* COPYING in the main directory of this source tree, or the
* OpenIB.org BSD license below:
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* - Redistributions of source code must retain the above
* copyright notice, this list of conditions and the following
* disclaimer.
*
* - Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef MLX4_CMD_H
#define MLX4_CMD_H
#include <linux/dma-mapping.h>
enum {
/* initialization and general commands */
MLX4_CMD_SYS_EN = 0x1,
MLX4_CMD_SYS_DIS = 0x2,
MLX4_CMD_MAP_FA = 0xfff,
MLX4_CMD_UNMAP_FA = 0xffe,
MLX4_CMD_RUN_FW = 0xff6,
MLX4_CMD_MOD_STAT_CFG = 0x34,
MLX4_CMD_QUERY_DEV_CAP = 0x3,
MLX4_CMD_QUERY_FW = 0x4,
MLX4_CMD_ENABLE_LAM = 0xff8,
MLX4_CMD_DISABLE_LAM = 0xff7,
MLX4_CMD_QUERY_DDR = 0x5,
MLX4_CMD_QUERY_ADAPTER = 0x6,
MLX4_CMD_INIT_HCA = 0x7,
MLX4_CMD_CLOSE_HCA = 0x8,
MLX4_CMD_INIT_PORT = 0x9,
MLX4_CMD_CLOSE_PORT = 0xa,
MLX4_CMD_QUERY_HCA = 0xb,
MLX4_CMD_QUERY_PORT = 0x43,
MLX4_CMD_SET_PORT = 0xc,
MLX4_CMD_ACCESS_DDR = 0x2e,
MLX4_CMD_MAP_ICM = 0xffa,
MLX4_CMD_UNMAP_ICM = 0xff9,
MLX4_CMD_MAP_ICM_AUX = 0xffc,
MLX4_CMD_UNMAP_ICM_AUX = 0xffb,
MLX4_CMD_SET_ICM_SIZE = 0xffd,
/* TPT commands */
MLX4_CMD_SW2HW_MPT = 0xd,
MLX4_CMD_QUERY_MPT = 0xe,
MLX4_CMD_HW2SW_MPT = 0xf,
MLX4_CMD_READ_MTT = 0x10,
MLX4_CMD_WRITE_MTT = 0x11,
MLX4_CMD_SYNC_TPT = 0x2f,
/* EQ commands */
MLX4_CMD_MAP_EQ = 0x12,
MLX4_CMD_SW2HW_EQ = 0x13,
MLX4_CMD_HW2SW_EQ = 0x14,
MLX4_CMD_QUERY_EQ = 0x15,
/* CQ commands */
MLX4_CMD_SW2HW_CQ = 0x16,
MLX4_CMD_HW2SW_CQ = 0x17,
MLX4_CMD_QUERY_CQ = 0x18,
MLX4_CMD_MODIFY_CQ = 0x2c,
/* SRQ commands */
MLX4_CMD_SW2HW_SRQ = 0x35,
MLX4_CMD_HW2SW_SRQ = 0x36,
MLX4_CMD_QUERY_SRQ = 0x37,
MLX4_CMD_ARM_SRQ = 0x40,
/* QP/EE commands */
MLX4_CMD_RST2INIT_QP = 0x19,
MLX4_CMD_INIT2RTR_QP = 0x1a,
MLX4_CMD_RTR2RTS_QP = 0x1b,
MLX4_CMD_RTS2RTS_QP = 0x1c,
MLX4_CMD_SQERR2RTS_QP = 0x1d,
MLX4_CMD_2ERR_QP = 0x1e,
MLX4_CMD_RTS2SQD_QP = 0x1f,
MLX4_CMD_SQD2SQD_QP = 0x38,
MLX4_CMD_SQD2RTS_QP = 0x20,
MLX4_CMD_2RST_QP = 0x21,
MLX4_CMD_QUERY_QP = 0x22,
MLX4_CMD_INIT2INIT_QP = 0x2d,
MLX4_CMD_SUSPEND_QP = 0x32,
MLX4_CMD_UNSUSPEND_QP = 0x33,
/* special QP and management commands */
MLX4_CMD_CONF_SPECIAL_QP = 0x23,
MLX4_CMD_MAD_IFC = 0x24,
/* multicast commands */
MLX4_CMD_READ_MCG = 0x25,
MLX4_CMD_WRITE_MCG = 0x26,
MLX4_CMD_MGID_HASH = 0x27,
/* miscellaneous commands */
MLX4_CMD_DIAG_RPRT = 0x30,
MLX4_CMD_NOP = 0x31,
/* debug commands */
MLX4_CMD_QUERY_DEBUG_MSG = 0x2a,
MLX4_CMD_SET_DEBUG_MSG = 0x2b,
};
enum {
MLX4_CMD_TIME_CLASS_A = 10000,
MLX4_CMD_TIME_CLASS_B = 10000,
MLX4_CMD_TIME_CLASS_C = 10000,
};
enum {
MLX4_MAILBOX_SIZE = 4096
};
struct mlx4_dev;
struct mlx4_cmd_mailbox {
void *buf;
dma_addr_t dma;
};
int __mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
int out_is_imm, u32 in_modifier, u8 op_modifier,
u16 op, unsigned long timeout);
/* Invoke a command with no output parameter */
static inline int mlx4_cmd(struct mlx4_dev *dev, u64 in_param, u32 in_modifier,
u8 op_modifier, u16 op, unsigned long timeout)
{
return __mlx4_cmd(dev, in_param, NULL, 0, in_modifier,
op_modifier, op, timeout);
}
/* Invoke a command with an output mailbox */
static inline int mlx4_cmd_box(struct mlx4_dev *dev, u64 in_param, u64 out_param,
u32 in_modifier, u8 op_modifier, u16 op,
unsigned long timeout)
{
return __mlx4_cmd(dev, in_param, &out_param, 0, in_modifier,
op_modifier, op, timeout);
}
/*
* Invoke a command with an immediate output parameter (and copy the
* output into the caller's out_param pointer after the command
* executes).
*/
static inline int mlx4_cmd_imm(struct mlx4_dev *dev, u64 in_param, u64 *out_param,
u32 in_modifier, u8 op_modifier, u16 op,
unsigned long timeout)
{
return __mlx4_cmd(dev, in_param, out_param, 1, in_modifier,
op_modifier, op, timeout);
}
struct mlx4_cmd_mailbox *mlx4_alloc_cmd_mailbox(struct mlx4_dev *dev);
void mlx4_free_cmd_mailbox(struct mlx4_dev *dev, struct mlx4_cmd_mailbox *mailbox);
#endif /* MLX4_CMD_H */
