aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/mlx5/accel.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/mlx5/accel.h')
-rw-r--r--include/linux/mlx5/accel.h144
1 files changed, 0 insertions, 144 deletions
diff --git a/include/linux/mlx5/accel.h b/include/linux/mlx5/accel.h
deleted file mode 100644
index 5613e677a5f9..000000000000
--- a/include/linux/mlx5/accel.h
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * 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_esp_aes_gcm_keymat_iv_algo {
- MLX5_ACCEL_ESP_AES_GCM_IV_ALGO_SEQ,
-};
-
-enum mlx5_accel_esp_flags {
- MLX5_ACCEL_ESP_FLAGS_TUNNEL = 0, /* Default */
- MLX5_ACCEL_ESP_FLAGS_TRANSPORT = 1UL << 0,
- MLX5_ACCEL_ESP_FLAGS_ESN_TRIGGERED = 1UL << 1,
- MLX5_ACCEL_ESP_FLAGS_ESN_STATE_OVERLAP = 1UL << 2,
-};
-
-enum mlx5_accel_esp_action {
- MLX5_ACCEL_ESP_ACTION_DECRYPT,
- MLX5_ACCEL_ESP_ACTION_ENCRYPT,
-};
-
-enum mlx5_accel_esp_keymats {
- MLX5_ACCEL_ESP_KEYMAT_AES_NONE,
- MLX5_ACCEL_ESP_KEYMAT_AES_GCM,
-};
-
-enum mlx5_accel_esp_replay {
- MLX5_ACCEL_ESP_REPLAY_NONE,
- MLX5_ACCEL_ESP_REPLAY_BMP,
-};
-
-struct aes_gcm_keymat {
- u64 seq_iv;
- enum mlx5_accel_esp_aes_gcm_keymat_iv_algo iv_algo;
-
- u32 salt;
- u32 icv_len;
-
- u32 key_len;
- u32 aes_key[256 / 32];
-};
-
-struct mlx5_accel_esp_xfrm_attrs {
- enum mlx5_accel_esp_action action;
- u32 esn;
- u32 spi;
- u32 seq;
- u32 tfc_pad;
- u32 flags;
- u32 sa_handle;
- enum mlx5_accel_esp_replay replay_type;
- union {
- struct {
- u32 size;
-
- } bmp;
- } replay;
- enum mlx5_accel_esp_keymats keymat_type;
- union {
- struct aes_gcm_keymat aes_gcm;
- } keymat;
-};
-
-struct mlx5_accel_esp_xfrm {
- struct mlx5_core_dev *mdev;
- struct mlx5_accel_esp_xfrm_attrs attrs;
-};
-
-enum {
- MLX5_ACCEL_XFRM_FLAG_REQUIRE_METADATA = 1UL << 0,
-};
-
-enum mlx5_accel_ipsec_cap {
- MLX5_ACCEL_IPSEC_CAP_DEVICE = 1 << 0,
- MLX5_ACCEL_IPSEC_CAP_REQUIRED_METADATA = 1 << 1,
- 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_ESN = 1 << 6,
- MLX5_ACCEL_IPSEC_CAP_TX_IV_IS_ESN = 1 << 7,
-};
-
-#ifdef CONFIG_MLX5_FPGA_IPSEC
-
-u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev);
-
-struct mlx5_accel_esp_xfrm *
-mlx5_accel_esp_create_xfrm(struct mlx5_core_dev *mdev,
- const struct mlx5_accel_esp_xfrm_attrs *attrs,
- u32 flags);
-void mlx5_accel_esp_destroy_xfrm(struct mlx5_accel_esp_xfrm *xfrm);
-int mlx5_accel_esp_modify_xfrm(struct mlx5_accel_esp_xfrm *xfrm,
- const struct mlx5_accel_esp_xfrm_attrs *attrs);
-
-#else
-
-static inline u32 mlx5_accel_ipsec_device_caps(struct mlx5_core_dev *mdev) { return 0; }
-
-static inline struct mlx5_accel_esp_xfrm *
-mlx5_accel_esp_create_xfrm(struct mlx5_core_dev *mdev,
- const struct mlx5_accel_esp_xfrm_attrs *attrs,
- u32 flags) { return ERR_PTR(-EOPNOTSUPP); }
-static inline void
-mlx5_accel_esp_destroy_xfrm(struct mlx5_accel_esp_xfrm *xfrm) {}
-static inline int
-mlx5_accel_esp_modify_xfrm(struct mlx5_accel_esp_xfrm *xfrm,
- const struct mlx5_accel_esp_xfrm_attrs *attrs) { return -EOPNOTSUPP; }
-
-#endif
-#endif