FreeBSD/Linux Kernel Cross Reference
sys/dev/mlx5/mlx5_fpga_tools/tools.h

     /*-
      * Copyright (c) 2017 Mellanox Technologies. 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.
     *
     * $FreeBSD$
     */
    
    #ifndef __TOOLS_H__
    #define __TOOLS_H__
    
    #include <sys/lock.h>
    #include <sys/sx.h>
    #include <linux/types.h>
    #include <linux/kobject.h>
    #include <linux/list.h>
    #include <dev/mlx5/mlx5_fpga/sdk.h>
    
    #define MLX5_FPGA_TOOLS_DRIVER_NAME "mlx5_fpga_tools"
    
    struct mlx5_fpga_tools_dev {
            /* Core device and connection to FPGA */
            struct mlx5_fpga_device *fdev;
    
            /* Serializes memory accesses */
            struct sx lock;
    
            /* Char device state */
            void *char_device;
    };
    
    int mlx5_fpga_tools_mem_write(struct mlx5_fpga_tools_dev *tdev,
                                  void *buf, size_t count, u64 address,
                                  enum mlx5_fpga_access_type access_type);
    int mlx5_fpga_tools_mem_read(struct mlx5_fpga_tools_dev *tdev, void *buf,
                                 size_t count, u64 address,
                                 enum mlx5_fpga_access_type access_type);
    
    #endif  /* __TOOLS_H__ */

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