提交 1d2005e2 编写于 作者: A Aviad Yehezkel 提交者: Saeed Mahameed

net/mlx5: Export ipsec capabilities

We will need that for ipsec verbs.
Signed-off-by: NAviad Yehezkel <aviadye@mellanox.com>
Signed-off-by: NSaeed Mahameed <saeedm@mellanox.com>
上级 65802f48
......@@ -45,7 +45,7 @@ void *mlx5_accel_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
if (!MLX5_IPSEC_DEV(mdev))
return ERR_PTR(-EOPNOTSUPP);
if (mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_V2_CMD)
if (mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_CAP_V2_CMD)
cmd_size = sizeof(*cmd);
else
cmd_size = sizeof(cmd->ipsec_sa_v1);
......@@ -62,6 +62,7 @@ u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev)
{
return mlx5_fpga_ipsec_device_caps(mdev);
}
EXPORT_SYMBOL_GPL(mlx5_accel_ipsec_device_caps);
unsigned int mlx5_accel_ipsec_counters_count(struct mlx5_core_dev *mdev)
{
......
......@@ -35,18 +35,10 @@
#define __MLX5_ACCEL_IPSEC_H__
#include <linux/mlx5/driver.h>
#include <linux/mlx5/accel.h>
#ifdef CONFIG_MLX5_ACCEL
enum {
MLX5_ACCEL_IPSEC_DEVICE = BIT(1),
MLX5_ACCEL_IPSEC_IPV6 = BIT(2),
MLX5_ACCEL_IPSEC_ESP = BIT(3),
MLX5_ACCEL_IPSEC_LSO = BIT(4),
MLX5_ACCEL_IPSEC_NO_TRAILER = BIT(5),
MLX5_ACCEL_IPSEC_V2_CMD = BIT(7),
};
#define MLX5_IPSEC_SADB_IP_AH BIT(7)
#define MLX5_IPSEC_SADB_IP_ESP BIT(6)
#define MLX5_IPSEC_SADB_SA_VALID BIT(5)
......@@ -70,7 +62,7 @@ enum mlx5_accel_ipsec_enc_mode {
};
#define MLX5_IPSEC_DEV(mdev) (mlx5_accel_ipsec_device_caps(mdev) & \
MLX5_ACCEL_IPSEC_DEVICE)
MLX5_ACCEL_IPSEC_CAP_DEVICE)
struct mlx5_accel_ipsec_sa_v1 {
__be32 cmd;
......@@ -126,8 +118,6 @@ void *mlx5_accel_ipsec_sa_cmd_exec(struct mlx5_core_dev *mdev,
*/
int mlx5_accel_ipsec_sa_cmd_wait(void *context);
u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev);
unsigned int mlx5_accel_ipsec_counters_count(struct mlx5_core_dev *mdev);
int mlx5_accel_ipsec_counters_read(struct mlx5_core_dev *mdev, u64 *counters,
unsigned int count);
......
......@@ -242,7 +242,8 @@ static inline int mlx5e_xfrm_validate_state(struct xfrm_state *x)
return -EINVAL;
}
if (x->props.family == AF_INET6 &&
!(mlx5_accel_ipsec_device_caps(priv->mdev) & MLX5_ACCEL_IPSEC_IPV6)) {
!(mlx5_accel_ipsec_device_caps(priv->mdev) &
MLX5_ACCEL_IPSEC_CAP_IPV6)) {
netdev_info(netdev, "IPv6 xfrm state offload is not supported by this device\n");
return -EINVAL;
}
......@@ -375,7 +376,7 @@ int mlx5e_ipsec_init(struct mlx5e_priv *priv)
ipsec->en_priv = priv;
ipsec->en_priv->ipsec = ipsec;
ipsec->no_trailer = !!(mlx5_accel_ipsec_device_caps(priv->mdev) &
MLX5_ACCEL_IPSEC_NO_TRAILER);
MLX5_ACCEL_IPSEC_CAP_RX_NO_TRAILER);
netdev_dbg(priv->netdev, "IPSec attached to netdevice\n");
return 0;
}
......@@ -422,7 +423,7 @@ void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv)
if (!priv->ipsec)
return;
if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_ESP) ||
if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_CAP_ESP) ||
!MLX5_CAP_ETH(mdev, swp)) {
mlx5_core_dbg(mdev, "mlx5e: ESP and SWP offload not supported\n");
return;
......@@ -441,7 +442,7 @@ void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv)
netdev->features |= NETIF_F_HW_ESP_TX_CSUM;
netdev->hw_enc_features |= NETIF_F_HW_ESP_TX_CSUM;
if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_LSO) ||
if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_CAP_LSO) ||
!MLX5_CAP_ETH(mdev, swp_lso)) {
mlx5_core_dbg(mdev, "mlx5e: ESP LSO not supported\n");
return;
......
......@@ -257,7 +257,7 @@ u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev)
u32 ret = 0;
if (mlx5_fpga_is_ipsec_device(mdev))
ret |= MLX5_ACCEL_IPSEC_DEVICE;
ret |= MLX5_ACCEL_IPSEC_CAP_DEVICE;
else
return ret;
......@@ -265,19 +265,19 @@ u32 mlx5_fpga_ipsec_device_caps(struct mlx5_core_dev *mdev)
return ret;
if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, esp))
ret |= MLX5_ACCEL_IPSEC_ESP;
ret |= MLX5_ACCEL_IPSEC_CAP_ESP;
if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, ipv6))
ret |= MLX5_ACCEL_IPSEC_IPV6;
ret |= MLX5_ACCEL_IPSEC_CAP_IPV6;
if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, lso))
ret |= MLX5_ACCEL_IPSEC_LSO;
ret |= MLX5_ACCEL_IPSEC_CAP_LSO;
if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, rx_no_trailer))
ret |= MLX5_ACCEL_IPSEC_NO_TRAILER;
ret |= MLX5_ACCEL_IPSEC_CAP_RX_NO_TRAILER;
if (MLX5_GET(ipsec_extended_cap, fdev->ipsec->caps, v2_command))
ret |= MLX5_ACCEL_IPSEC_V2_CMD;
ret |= MLX5_ACCEL_IPSEC_CAP_V2_CMD;
return ret;
}
......@@ -375,7 +375,7 @@ static int mlx5_fpga_ipsec_enable_supported_caps(struct mlx5_core_dev *mdev)
u32 dev_caps = mlx5_fpga_ipsec_device_caps(mdev);
u32 flags = 0;
if (dev_caps & MLX5_ACCEL_IPSEC_NO_TRAILER)
if (dev_caps & MLX5_ACCEL_IPSEC_CAP_RX_NO_TRAILER)
flags |= MLX5_FPGA_IPSEC_CAP_NO_TRAILER;
return mlx5_fpga_ipsec_set_caps(mdev, flags);
......
/*
* 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_ACCEL_H__
#define __MLX5_ACCEL_H__
#include <linux/mlx5/driver.h>
enum mlx5_accel_ipsec_caps {
MLX5_ACCEL_IPSEC_CAP_DEVICE = 1 << 0,
MLX5_ACCEL_IPSEC_CAP_ESP = 1 << 2,
MLX5_ACCEL_IPSEC_CAP_IPV6 = 1 << 3,
MLX5_ACCEL_IPSEC_CAP_LSO = 1 << 4,
MLX5_ACCEL_IPSEC_CAP_RX_NO_TRAILER = 1 << 5,
MLX5_ACCEL_IPSEC_CAP_V2_CMD = 1 << 6,
};
#ifdef CONFIG_MLX5_ACCEL
u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev);
#else
static inline u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev) { return 0; }
#endif
#endif
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