7b9b93a8dd
While at it bump some copyright dates. MFC after: 1 week Sponsored by: Mellanox Technologies
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/*-
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* Copyright (c) 2013-2017, Mellanox Technologies, Ltd. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS `AS IS' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <dev/mlx5/driver.h>
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#include "mlx5_core.h"
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int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb,
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u16 opmod, u8 port)
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{
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int outlen = MLX5_ST_SZ_BYTES(mad_ifc_out);
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int inlen = MLX5_ST_SZ_BYTES(mad_ifc_in);
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int err = -ENOMEM;
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void *data;
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void *resp;
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u32 *out;
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u32 *in;
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in = kzalloc(inlen, GFP_KERNEL);
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out = kzalloc(outlen, GFP_KERNEL);
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if (!in || !out)
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goto out;
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MLX5_SET(mad_ifc_in, in, opcode, MLX5_CMD_OP_MAD_IFC);
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MLX5_SET(mad_ifc_in, in, op_mod, opmod);
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MLX5_SET(mad_ifc_in, in, port, port);
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data = MLX5_ADDR_OF(mad_ifc_in, in, mad);
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memcpy(data, inb, MLX5_FLD_SZ_BYTES(mad_ifc_in, mad));
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err = mlx5_cmd_exec(dev, in, inlen, out, outlen);
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if (err)
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goto out;
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resp = MLX5_ADDR_OF(mad_ifc_out, out, response_mad_packet);
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memcpy(outb, resp,
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MLX5_FLD_SZ_BYTES(mad_ifc_out, response_mad_packet));
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out:
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kfree(out);
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kfree(in);
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return err;
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}
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EXPORT_SYMBOL_GPL(mlx5_core_mad_ifc);
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