FreeBSD/Linux Kernel Cross Reference
sys/dev/mlx5/mlx5_core/mlx5_transobj.c

     /*-
      * Copyright (c) 2013-2017, Mellanox Technologies, Ltd.  All rights reserved.
      *
      * Redistribution and use in source and binary forms, with or without
      * modification, are permitted provided that the following conditions
      * are met:
      * 1. Redistributions of source code must retain the above copyright
      *    notice, this list of conditions and the following disclaimer.
      * 2. 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.
     *
     * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
     * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
     * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     * SUCH DAMAGE.
     *
     * $FreeBSD$
     */
    
    #include "opt_rss.h"
    #include "opt_ratelimit.h"
    
    #include <dev/mlx5/driver.h>
    #include <dev/mlx5/mlx5_core/mlx5_core.h>
    #include <dev/mlx5/mlx5_core/transobj.h>
    
    int mlx5_alloc_transport_domain(struct mlx5_core_dev *dev, u32 *tdn, u32 uid)
    {
            u32 in[MLX5_ST_SZ_DW(alloc_transport_domain_in)] = {0};
            u32 out[MLX5_ST_SZ_DW(alloc_transport_domain_out)] = {0};
            int err;
    
            MLX5_SET(alloc_transport_domain_in, in, opcode,
                     MLX5_CMD_OP_ALLOC_TRANSPORT_DOMAIN);
            MLX5_SET(alloc_transport_domain_in, in, uid, uid);
    
            err = mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
            if (!err)
                    *tdn = MLX5_GET(alloc_transport_domain_out, out,
                                    transport_domain);
    
            return err;
    }
    
    void mlx5_dealloc_transport_domain(struct mlx5_core_dev *dev, u32 tdn, u32 uid)
    {
            u32 in[MLX5_ST_SZ_DW(dealloc_transport_domain_in)] = {0};
            u32 out[MLX5_ST_SZ_DW(dealloc_transport_domain_out)] = {0};
    
            MLX5_SET(dealloc_transport_domain_in, in, opcode,
                     MLX5_CMD_OP_DEALLOC_TRANSPORT_DOMAIN);
            MLX5_SET(dealloc_transport_domain_in, in, transport_domain, tdn);
            MLX5_SET(dealloc_transport_domain_in, in, uid, uid);
    
            mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
    }
    
    int mlx5_core_create_rq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *rqn)
    {
            u32 out[MLX5_ST_SZ_DW(create_rq_out)] = {0};
            int err;
    
            MLX5_SET(create_rq_in, in, opcode, MLX5_CMD_OP_CREATE_RQ);
    
            err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
            if (!err)
                    *rqn = MLX5_GET(create_rq_out, out, rqn);
    
            return err;
    }
    
    int mlx5_core_modify_rq(struct mlx5_core_dev *dev, u32 *in, int inlen)
    {
            u32 out[MLX5_ST_SZ_DW(modify_rq_out)] = {0};
    
            MLX5_SET(modify_rq_in, in, opcode, MLX5_CMD_OP_MODIFY_RQ);
    
            return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
    }
    
    void mlx5_core_destroy_rq(struct mlx5_core_dev *dev, u32 rqn)
    {
            u32 in[MLX5_ST_SZ_DW(destroy_rq_in)] = {0};
            u32 out[MLX5_ST_SZ_DW(destroy_rq_out)] = {0};
    
            MLX5_SET(destroy_rq_in, in, opcode, MLX5_CMD_OP_DESTROY_RQ);
            MLX5_SET(destroy_rq_in, in, rqn, rqn);
    
            mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
    }
    
   int mlx5_core_query_rq(struct mlx5_core_dev *dev, u32 rqn, u32 *out)
   {
           u32 in[MLX5_ST_SZ_DW(query_rq_in)] = {0};
           int outlen = MLX5_ST_SZ_BYTES(query_rq_out);
   
           MLX5_SET(query_rq_in, in, opcode, MLX5_CMD_OP_QUERY_RQ);
           MLX5_SET(query_rq_in, in, rqn, rqn);
   
           return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
   }
   
   int mlx5_core_create_sq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *sqn)
   {
           u32 out[MLX5_ST_SZ_DW(create_sq_out)] = {0};
           int err;
   
           MLX5_SET(create_sq_in, in, opcode, MLX5_CMD_OP_CREATE_SQ);
   
           err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
           if (!err)
                   *sqn = MLX5_GET(create_sq_out, out, sqn);
   
           return err;
   }
   
   int mlx5_core_modify_sq(struct mlx5_core_dev *dev, u32 *in, int inlen)
   {
           u32 out[MLX5_ST_SZ_DW(modify_sq_out)] = {0};
   
           MLX5_SET(modify_sq_in, in, opcode, MLX5_CMD_OP_MODIFY_SQ);
   
           return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
   }
   
   void mlx5_core_destroy_sq(struct mlx5_core_dev *dev, u32 sqn)
   {
           u32 in[MLX5_ST_SZ_DW(destroy_sq_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(destroy_sq_out)] = {0};
   
           MLX5_SET(destroy_sq_in, in, opcode, MLX5_CMD_OP_DESTROY_SQ);
           MLX5_SET(destroy_sq_in, in, sqn, sqn);
   
           mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   }
   
   int mlx5_core_query_sq(struct mlx5_core_dev *dev, u32 sqn, u32 *out)
   {
           u32 in[MLX5_ST_SZ_DW(query_sq_in)] = {0};
           int outlen = MLX5_ST_SZ_BYTES(query_sq_out);
   
           MLX5_SET(query_sq_in, in, opcode, MLX5_CMD_OP_QUERY_SQ);
           MLX5_SET(query_sq_in, in, sqn, sqn);
   
           return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
   }
   
   int mlx5_core_create_tir(struct mlx5_core_dev *dev, u32 *in, int inlen,
                            u32 *tirn)
   {
           u32 out[MLX5_ST_SZ_DW(create_tir_out)] = {0};
           int err;
   
           MLX5_SET(create_tir_in, in, opcode, MLX5_CMD_OP_CREATE_TIR);
   
           err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
           if (!err)
                   *tirn = MLX5_GET(create_tir_out, out, tirn);
   
           return err;
   }
   
   void mlx5_core_destroy_tir(struct mlx5_core_dev *dev, u32 tirn, u32 uid)
   {
           u32 in[MLX5_ST_SZ_DW(destroy_tir_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(destroy_tir_out)] = {0};
   
           MLX5_SET(destroy_tir_in, in, opcode, MLX5_CMD_OP_DESTROY_TIR);
           MLX5_SET(destroy_tir_in, in, uid, uid);
           MLX5_SET(destroy_tir_in, in, tirn, tirn);
   
           mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   }
   
   int mlx5_core_create_tis(struct mlx5_core_dev *dev, u32 *in, int inlen,
                            u32 *tisn)
   {
           u32 out[MLX5_ST_SZ_DW(create_tis_out)] = {0};
           int err;
   
           MLX5_SET(create_tis_in, in, opcode, MLX5_CMD_OP_CREATE_TIS);
   
           err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
           if (!err)
                   *tisn = MLX5_GET(create_tis_out, out, tisn);
   
           return err;
   }
   
   int mlx5_core_modify_tis(struct mlx5_core_dev *dev, u32 tisn, u32 *in,
                            int inlen)
   {
           u32 out[MLX5_ST_SZ_DW(modify_tis_out)] = {0};
   
           MLX5_SET(modify_tis_in, in, tisn, tisn);
           MLX5_SET(modify_tis_in, in, opcode, MLX5_CMD_OP_MODIFY_TIS);
   
           return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
   }
   
   void mlx5_core_destroy_tis(struct mlx5_core_dev *dev, u32 tisn, u32 uid)
   {
           u32 in[MLX5_ST_SZ_DW(destroy_tis_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(destroy_tis_out)] = {0};
   
           MLX5_SET(destroy_tis_in, in, opcode, MLX5_CMD_OP_DESTROY_TIS);
           MLX5_SET(destroy_tis_in, in, uid, uid);
           MLX5_SET(destroy_tis_in, in, tisn, tisn);
   
           mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   }
   
   int mlx5_core_create_rmp(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *rmpn)
   {
           u32 out[MLX5_ST_SZ_DW(create_rmp_out)] = {0};
           int err;
   
           MLX5_SET(create_rmp_in, in, opcode, MLX5_CMD_OP_CREATE_RMP);
   
           err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
           if (!err)
                   *rmpn = MLX5_GET(create_rmp_out, out, rmpn);
   
           return err;
   }
   
   int mlx5_core_modify_rmp(struct mlx5_core_dev *dev, u32 *in, int inlen)
   {
           u32 out[MLX5_ST_SZ_DW(modify_rmp_out)] = {0};
   
           MLX5_SET(modify_rmp_in, in, opcode, MLX5_CMD_OP_MODIFY_RMP);
   
           return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
   }
   
   int mlx5_core_destroy_rmp(struct mlx5_core_dev *dev, u32 rmpn)
   {
           u32 in[MLX5_ST_SZ_DW(destroy_rmp_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(destroy_rmp_out)] = {0};
   
           MLX5_SET(destroy_rmp_in, in, opcode, MLX5_CMD_OP_DESTROY_RMP);
           MLX5_SET(destroy_rmp_in, in, rmpn, rmpn);
   
           return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   }
   
   int mlx5_core_query_rmp(struct mlx5_core_dev *dev, u32 rmpn, u32 *out)
   {
           u32 in[MLX5_ST_SZ_DW(query_rmp_in)] = {0};
           int outlen = MLX5_ST_SZ_BYTES(query_rmp_out);
   
           MLX5_SET(query_rmp_in, in, opcode, MLX5_CMD_OP_QUERY_RMP);
           MLX5_SET(query_rmp_in, in, rmpn,   rmpn);
   
           return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
   }
   
   int mlx5_core_arm_rmp(struct mlx5_core_dev *dev, u32 rmpn, u16 lwm)
   {
           void *in;
           void *rmpc;
           void *wq;
           void *bitmask;
           int  err;
   
           in = mlx5_vzalloc(MLX5_ST_SZ_BYTES(modify_rmp_in));
           if (!in)
                   return -ENOMEM;
   
           rmpc    = MLX5_ADDR_OF(modify_rmp_in,   in,   ctx);
           bitmask = MLX5_ADDR_OF(modify_rmp_in,   in,   bitmask);
           wq      = MLX5_ADDR_OF(rmpc,            rmpc, wq);
   
           MLX5_SET(modify_rmp_in, in,      rmp_state, MLX5_RMPC_STATE_RDY);
           MLX5_SET(modify_rmp_in, in,      rmpn,      rmpn);
           MLX5_SET(wq,            wq,      lwm,       lwm);
           MLX5_SET(rmp_bitmask,   bitmask, lwm,       1);
           MLX5_SET(rmpc,          rmpc,    state,     MLX5_RMPC_STATE_RDY);
   
           err =  mlx5_core_modify_rmp(dev, in, MLX5_ST_SZ_BYTES(modify_rmp_in));
   
           kvfree(in);
   
           return err;
   }
   
   int mlx5_core_create_xsrq(struct mlx5_core_dev *dev, u32 *in, int inlen, u32 *xsrqn)
   {
           u32 out[MLX5_ST_SZ_DW(create_xrc_srq_out)] = {0};
           int err;
   
           MLX5_SET(create_xrc_srq_in, in, opcode,     MLX5_CMD_OP_CREATE_XRC_SRQ);
   
           err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
           if (!err)
                   *xsrqn = MLX5_GET(create_xrc_srq_out, out, xrc_srqn);
   
           return err;
   }
   
   int mlx5_core_destroy_xsrq(struct mlx5_core_dev *dev, u32 xsrqn)
   {
           u32 in[MLX5_ST_SZ_DW(destroy_xrc_srq_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(destroy_xrc_srq_out)] = {0};
   
           MLX5_SET(destroy_xrc_srq_in, in, opcode,   MLX5_CMD_OP_DESTROY_XRC_SRQ);
           MLX5_SET(destroy_xrc_srq_in, in, xrc_srqn, xsrqn);
   
           return mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   }
   
   int mlx5_core_query_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u32 *out)
   {
           int outlen = MLX5_ST_SZ_BYTES(query_xrc_srq_out);
           u32 in[MLX5_ST_SZ_DW(query_xrc_srq_in)] = {0};
           void *xrc_srqc;
           void *srqc;
           int err;
   
           MLX5_SET(query_xrc_srq_in, in, opcode,   MLX5_CMD_OP_QUERY_XRC_SRQ);
           MLX5_SET(query_xrc_srq_in, in, xrc_srqn, xsrqn);
   
           err =  mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
           if (!err) {
                   xrc_srqc = MLX5_ADDR_OF(query_xrc_srq_out, out,
                                           xrc_srq_context_entry);
                   srqc = MLX5_ADDR_OF(query_srq_out, out, srq_context_entry);
                   memcpy(srqc, xrc_srqc, MLX5_ST_SZ_BYTES(srqc));
           }
   
           return err;
   }
   
   int mlx5_core_arm_xsrq(struct mlx5_core_dev *dev, u32 xsrqn, u16 lwm)
   {
           u32 in[MLX5_ST_SZ_DW(arm_xrc_srq_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(arm_xrc_srq_out)] = {0};
   
           MLX5_SET(arm_xrc_srq_in, in, opcode,   MLX5_CMD_OP_ARM_XRC_SRQ);
           MLX5_SET(arm_xrc_srq_in, in, xrc_srqn, xsrqn);
           MLX5_SET(arm_xrc_srq_in, in, lwm,      lwm);
           MLX5_SET(arm_xrc_srq_in, in, op_mod,
                    MLX5_ARM_XRC_SRQ_IN_OP_MOD_XRC_SRQ);
   
           return  mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   
   }
   
   int mlx5_core_create_rqt(struct mlx5_core_dev *dev, u32 *in, int inlen,
                            u32 *rqtn)
   {
           u32 out[MLX5_ST_SZ_DW(create_rqt_out)] = {0};
           int err;
   
           MLX5_SET(create_rqt_in, in, opcode, MLX5_CMD_OP_CREATE_RQT);
   
           err = mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
           if (!err)
                   *rqtn = MLX5_GET(create_rqt_out, out, rqtn);
   
           return err;
   }
   
   int mlx5_core_modify_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 *in,
                            int inlen)
   {
           u32 out[MLX5_ST_SZ_DW(modify_rqt_out)] = {0};
   
           MLX5_SET(modify_rqt_in, in, rqtn, rqtn);
           MLX5_SET(modify_rqt_in, in, opcode, MLX5_CMD_OP_MODIFY_RQT);
   
           return mlx5_cmd_exec(dev, in, inlen, out, sizeof(out));
   }
   
   void mlx5_core_destroy_rqt(struct mlx5_core_dev *dev, u32 rqtn, u32 uid)
   {
           u32 in[MLX5_ST_SZ_DW(destroy_rqt_in)] = {0};
           u32 out[MLX5_ST_SZ_DW(destroy_rqt_out)] = {0};
   
           MLX5_SET(destroy_rqt_in, in, opcode, MLX5_CMD_OP_DESTROY_RQT);
           MLX5_SET(destroy_rqt_in, in, uid, uid);
           MLX5_SET(destroy_rqt_in, in, rqtn, rqtn);
   
           mlx5_cmd_exec(dev, in, sizeof(in), out, sizeof(out));
   }

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