ACIL FM

Nama	Ukuran	Aksi
cq.h	5.77 MB	View DL Edit
device.h	38.8 MB	View DL Edit
doorbell.h	2.22 MB	View DL Edit
driver.h	35.06 MB	View DL Edit
eq.h	1.72 MB	View DL Edit
eswitch.h	6.41 MB	View DL Edit
fs.h	9.47 MB	View DL Edit
fs_helpers.h	2.91 MB	View DL Edit
mlx5_ifc.h	294 MB	View DL Edit
mlx5_ifc_fpga.h	8.86 MB	View DL Edit
mlx5_ifc_vdpa.h	5.25 MB	View DL Edit
mpfs.h	540 B	View DL Edit
port.h	7.97 MB	View DL Edit
qp.h	12.36 MB	View DL Edit
rsc_dump.h	1.26 MB	View DL Edit
transobj.h	3.48 MB	View DL Edit
vport.h	5.59 MB	View DL Edit

Edit file: /usr/src/kernels/5.14.0-427.31.1.el9_4.x86_64/include/linux/mlx5/fs_helpers.h

/*
 * Copyright (c) 2018, 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.
 */

#ifndef _MLX5_FS_HELPERS_
#define _MLX5_FS_HELPERS_

#include <linux/mlx5/mlx5_ifc.h>

#define MLX5_FS_IPV4_VERSION 4
#define MLX5_FS_IPV6_VERSION 6

static inline bool _mlx5_fs_is_outer_ipv_flow(struct mlx5_core_dev *mdev,
					      const u32 *match_c,
					      const u32 *match_v, int version)
{
	int match_ipv = MLX5_CAP_FLOWTABLE_NIC_RX(mdev,
						  ft_field_support.outer_ip_version);
	const void *headers_c = MLX5_ADDR_OF(fte_match_param, match_c,
					     outer_headers);
	const void *headers_v = MLX5_ADDR_OF(fte_match_param, match_v,
					     outer_headers);

if (!match_ipv) {
		u16 ethertype;

switch (version) {
		case MLX5_FS_IPV4_VERSION:
			ethertype = ETH_P_IP;
			break;
		case MLX5_FS_IPV6_VERSION:
			ethertype = ETH_P_IPV6;
			break;
		default:
			return false;
		}

return MLX5_GET(fte_match_set_lyr_2_4, headers_c,
				ethertype) == 0xffff &&
			MLX5_GET(fte_match_set_lyr_2_4, headers_v,
				 ethertype) == ethertype;
	}

return MLX5_GET(fte_match_set_lyr_2_4, headers_c,
			ip_version) == 0xf &&
		MLX5_GET(fte_match_set_lyr_2_4, headers_v,
			 ip_version) == version;
}

static inline bool
mlx5_fs_is_outer_ipv4_flow(struct mlx5_core_dev *mdev, const u32 *match_c,
			   const u32 *match_v)
{
	return _mlx5_fs_is_outer_ipv_flow(mdev, match_c, match_v,
					  MLX5_FS_IPV4_VERSION);
}

static inline bool
mlx5_fs_is_outer_ipv6_flow(struct mlx5_core_dev *mdev, const u32 *match_c,
			   const u32 *match_v)
{
	return _mlx5_fs_is_outer_ipv_flow(mdev, match_c, match_v,
					  MLX5_FS_IPV6_VERSION);
}

#endif

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