| mlx5_mad.c (329206) | mlx5_mad.c (331807) |
|---|---|
| 1/*- 2 * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 8 unchanged lines hidden (view full) --- 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * | 1/*- 2 * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. --- 8 unchanged lines hidden (view full) --- 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 * |
| 25 * $FreeBSD: stable/11/sys/dev/mlx5/mlx5_core/mlx5_mad.c 329206 2018-02-13 15:07:39Z hselasky $ | 25 * $FreeBSD: stable/11/sys/dev/mlx5/mlx5_core/mlx5_mad.c 331807 2018-03-30 19:13:17Z hselasky $ |
| 26 */ 27 28#include <linux/kernel.h> 29#include <linux/module.h> 30#include <dev/mlx5/driver.h> 31#include "mlx5_core.h" 32 33int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb, 34 u16 opmod, u8 port) 35{ | 26 */ 27 28#include <linux/kernel.h> 29#include <linux/module.h> 30#include <dev/mlx5/driver.h> 31#include "mlx5_core.h" 32 33int mlx5_core_mad_ifc(struct mlx5_core_dev *dev, const void *inb, void *outb, 34 u16 opmod, u8 port) 35{ |
| 36 struct mlx5_mad_ifc_mbox_in *in = NULL; 37 struct mlx5_mad_ifc_mbox_out *out = NULL; 38 int err; | 36 int outlen = MLX5_ST_SZ_BYTES(mad_ifc_out); 37 int inlen = MLX5_ST_SZ_BYTES(mad_ifc_in); 38 int err = -ENOMEM; 39 void *data; 40 void *resp; 41 u32 *out; 42 u32 *in; |
| 39 | 43 |
| 40 in = kzalloc(sizeof(*in), GFP_KERNEL); | 44 in = kzalloc(inlen, GFP_KERNEL); 45 out = kzalloc(outlen, GFP_KERNEL); 46 if (!in || !out) 47 goto out; |
| 41 | 48 |
| 42 out = kzalloc(sizeof(*out), GFP_KERNEL); | 49 MLX5_SET(mad_ifc_in, in, opcode, MLX5_CMD_OP_MAD_IFC); 50 MLX5_SET(mad_ifc_in, in, op_mod, opmod); 51 MLX5_SET(mad_ifc_in, in, port, port); |
| 43 | 52 |
| 44 in->hdr.opcode = cpu_to_be16(MLX5_CMD_OP_MAD_IFC); 45 in->hdr.opmod = cpu_to_be16(opmod); 46 in->port = port; | 53 data = MLX5_ADDR_OF(mad_ifc_in, in, mad); 54 memcpy(data, inb, MLX5_FLD_SZ_BYTES(mad_ifc_in, mad)); |
| 47 | 55 |
| 48 memcpy(in->data, inb, sizeof(in->data)); 49 50 err = mlx5_cmd_exec(dev, in, sizeof(*in), out, sizeof(*out)); | 56 err = mlx5_cmd_exec(dev, in, inlen, out, outlen); |
| 51 if (err) 52 goto out; 53 | 57 if (err) 58 goto out; 59 |
| 54 if (out->hdr.status) { 55 err = mlx5_cmd_status_to_err(&out->hdr); 56 goto out; 57 } | 60 resp = MLX5_ADDR_OF(mad_ifc_out, out, response_mad_packet); 61 memcpy(outb, resp, 62 MLX5_FLD_SZ_BYTES(mad_ifc_out, response_mad_packet)); |
| 58 | 63 |
| 59 memcpy(outb, out->data, sizeof(out->data)); 60 | |
| 61out: 62 kfree(out); 63 kfree(in); 64 return err; 65} 66EXPORT_SYMBOL_GPL(mlx5_core_mad_ifc); | 64out: 65 kfree(out); 66 kfree(in); 67 return err; 68} 69EXPORT_SYMBOL_GPL(mlx5_core_mad_ifc); |