LXR linux/drivers/infiniband/hw/i40iw/i40iw

   1/*******************************************************************************
   2*
   3* Copyright (c) 2015-2016 Intel Corporation.  All rights reserved.
   4*
   5* This software is available to you under a choice of one of two
   6* licenses.  You may choose to be licensed under the terms of the GNU
   7* General Public License (GPL) Version 2, available from the file
   8* COPYING in the main directory of this source tree, or the
   9* OpenFabrics.org BSD license below:
  10*
  11*   Redistribution and use in source and binary forms, with or
  12*   without modification, are permitted provided that the following
  13*   conditions are met:
  14*
  15*    - Redistributions of source code must retain the above
  16*       copyright notice, this list of conditions and the following
  17*       disclaimer.
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  19*    - Redistributions in binary form must reproduce the above
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  24* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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  31* SOFTWARE.
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  33*******************************************************************************/
  34
  35#ifndef I40IW_VIRTCHNL_H
  36#define I40IW_VIRTCHNL_H
  37
  38#include "i40iw_hmc.h"
  39
  40#pragma pack(push, 1)
  41
  42struct i40iw_virtchnl_op_buf {
  43        u16 iw_op_code;
  44        u16 iw_op_ver;
  45        u16 iw_chnl_buf_len;
  46        u16 rsvd;
  47        u64 iw_chnl_op_ctx;
  48        /* Member alignment MUST be maintained above this location */
  49        u8 iw_chnl_buf[1];
  50};
  51
  52struct i40iw_virtchnl_resp_buf {
  53        u64 iw_chnl_op_ctx;
  54        u16 iw_chnl_buf_len;
  55        s16 iw_op_ret_code;
  56        /* Member alignment MUST be maintained above this location */
  57        u16 rsvd[2];
  58        u8 iw_chnl_buf[1];
  59};
  60
  61enum i40iw_virtchnl_ops {
  62        I40IW_VCHNL_OP_GET_VER = 0,
  63        I40IW_VCHNL_OP_GET_HMC_FCN,
  64        I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE,
  65        I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE,
  66        I40IW_VCHNL_OP_GET_STATS
  67};
  68
  69#define I40IW_VCHNL_OP_GET_VER_V0 0
  70#define I40IW_VCHNL_OP_GET_HMC_FCN_V0 0
  71#define I40IW_VCHNL_OP_ADD_HMC_OBJ_RANGE_V0 0
  72#define I40IW_VCHNL_OP_DEL_HMC_OBJ_RANGE_V0 0
  73#define I40IW_VCHNL_OP_GET_STATS_V0 0
  74#define I40IW_VCHNL_CHNL_VER_V0 0
  75
  76struct i40iw_dev_hw_stats;
  77
  78struct i40iw_virtchnl_hmc_obj_range {
  79        u16 obj_type;
  80        u16 rsvd;
  81        u32 start_index;
  82        u32 obj_count;
  83};
  84
  85enum i40iw_status_code i40iw_vchnl_recv_pf(struct i40iw_sc_dev *dev,
  86                                           u32 vf_id,
  87                                           u8 *msg,
  88                                           u16 len);
  89
  90enum i40iw_status_code i40iw_vchnl_recv_vf(struct i40iw_sc_dev *dev,
  91                                           u32 vf_id,
  92                                           u8 *msg,
  93                                           u16 len);
  94
  95struct i40iw_virtchnl_req {
  96        struct i40iw_sc_dev *dev;
  97        struct i40iw_virtchnl_op_buf *vchnl_msg;
  98        void *parm;
  99        u32 vf_id;
 100        u16 parm_len;
 101        s16 ret_code;
 102};
 103
 104#pragma pack(pop)
 105
 106enum i40iw_status_code i40iw_vchnl_vf_get_ver(struct i40iw_sc_dev *dev,
 107                                              u32 *vchnl_ver);
 108
 109enum i40iw_status_code i40iw_vchnl_vf_get_hmc_fcn(struct i40iw_sc_dev *dev,
 110                                                  u16 *hmc_fcn);
 111
 112enum i40iw_status_code i40iw_vchnl_vf_add_hmc_objs(struct i40iw_sc_dev *dev,
 113                                                   enum i40iw_hmc_rsrc_type rsrc_type,
 114                                                   u32 start_index,
 115                                                   u32 rsrc_count);
 116
 117enum i40iw_status_code i40iw_vchnl_vf_del_hmc_obj(struct i40iw_sc_dev *dev,
 118                                                  enum i40iw_hmc_rsrc_type rsrc_type,
 119                                                  u32 start_index,
 120                                                  u32 rsrc_count);
 121
 122enum i40iw_status_code i40iw_vchnl_vf_get_pe_stats(struct i40iw_sc_dev *dev,
 123                                                   struct i40iw_dev_hw_stats *hw_stats);
 124#endif
 125