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  *   ˆl–Ü4ý( ©³( 	Å€fàB¦-ÿÁƒî½_†I|¥+ÁÀ ¢    /*
 * 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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     ˆÀÃƒh s¿ÂÁ ¦    /* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * posix-clock.h - support for dynamic clock devices
 *
 * Copyright (C) 2010 OMICRON electronics GmbH
 */
#ifndef _LINUX_POSIX_CLOCK_H_
#define _LINUX_POSIX_CLOCK_H_

#include <linux/cdev.h>
#include <linux/fs.h>
#include <linux/poll.h>
#include <linux/posix-timers.h>
#include <linux/rwsem.h>

struct posix_clock;

/**
 * struct posix_clock_operations - functional interface to the clock
 *
 * Every posix clock is represented by a character device. Drivers may
 * optionally offer extended capabilities by implementing the
 * character device methods. The character device file operations are
 * first handled by the clock device layer, then passed on to the
 * driver by calling these functions.
 *
 * @owner:          The clock driver should set to THIS_MODULE
 * @clock_adjtime:  Adjust the clock
 * @clock_gettime:  Read the current time
 * @clock_getres:   Get the clock resolution
 * @clock_settime:  Set the