linux/drivers/crypto/caam/dpseci_cmd.h
Horia Geantă f9cb74fd88 crypto: caam - add DPAA2-CAAM (DPSECI) backend API
Add the low-level API that allows to manage DPSECI DPAA2 objects
that sit on the Management Complex (MC) fsl-mc bus.

The API is compatible with MC firmware 10.2.0+.

Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2018-09-21 13:24:51 +08:00

150 lines
3.4 KiB
C

/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/*
* Copyright 2013-2016 Freescale Semiconductor Inc.
* Copyright 2017-2018 NXP
*/
#ifndef _DPSECI_CMD_H_
#define _DPSECI_CMD_H_
/* DPSECI Version */
#define DPSECI_VER_MAJOR 5
#define DPSECI_VER_MINOR 3
#define DPSECI_VER(maj, min) (((maj) << 16) | (min))
#define DPSECI_VERSION DPSECI_VER(DPSECI_VER_MAJOR, DPSECI_VER_MINOR)
/* Command versioning */
#define DPSECI_CMD_BASE_VERSION 1
#define DPSECI_CMD_BASE_VERSION_V2 2
#define DPSECI_CMD_ID_OFFSET 4
#define DPSECI_CMD_V1(id) (((id) << DPSECI_CMD_ID_OFFSET) | \
DPSECI_CMD_BASE_VERSION)
#define DPSECI_CMD_V2(id) (((id) << DPSECI_CMD_ID_OFFSET) | \
DPSECI_CMD_BASE_VERSION_V2)
/* Command IDs */
#define DPSECI_CMDID_CLOSE DPSECI_CMD_V1(0x800)
#define DPSECI_CMDID_OPEN DPSECI_CMD_V1(0x809)
#define DPSECI_CMDID_GET_API_VERSION DPSECI_CMD_V1(0xa09)
#define DPSECI_CMDID_ENABLE DPSECI_CMD_V1(0x002)
#define DPSECI_CMDID_DISABLE DPSECI_CMD_V1(0x003)
#define DPSECI_CMDID_GET_ATTR DPSECI_CMD_V1(0x004)
#define DPSECI_CMDID_IS_ENABLED DPSECI_CMD_V1(0x006)
#define DPSECI_CMDID_SET_RX_QUEUE DPSECI_CMD_V1(0x194)
#define DPSECI_CMDID_GET_RX_QUEUE DPSECI_CMD_V1(0x196)
#define DPSECI_CMDID_GET_TX_QUEUE DPSECI_CMD_V1(0x197)
#define DPSECI_CMDID_GET_SEC_ATTR DPSECI_CMD_V2(0x198)
#define DPSECI_CMDID_SET_CONGESTION_NOTIFICATION DPSECI_CMD_V1(0x170)
#define DPSECI_CMDID_GET_CONGESTION_NOTIFICATION DPSECI_CMD_V1(0x171)
/* Macros for accessing command fields smaller than 1 byte */
#define DPSECI_MASK(field) \
GENMASK(DPSECI_##field##_SHIFT + DPSECI_##field##_SIZE - 1, \
DPSECI_##field##_SHIFT)
#define dpseci_set_field(var, field, val) \
((var) |= (((val) << DPSECI_##field##_SHIFT) & DPSECI_MASK(field)))
#define dpseci_get_field(var, field) \
(((var) & DPSECI_MASK(field)) >> DPSECI_##field##_SHIFT)
struct dpseci_cmd_open {
__le32 dpseci_id;
};
#define DPSECI_ENABLE_SHIFT 0
#define DPSECI_ENABLE_SIZE 1
struct dpseci_rsp_is_enabled {
u8 is_enabled;
};
struct dpseci_rsp_get_attributes {
__le32 id;
__le32 pad0;
u8 num_tx_queues;
u8 num_rx_queues;
u8 pad1[6];
__le32 options;
};
#define DPSECI_DEST_TYPE_SHIFT 0
#define DPSECI_DEST_TYPE_SIZE 4
#define DPSECI_ORDER_PRESERVATION_SHIFT 0
#define DPSECI_ORDER_PRESERVATION_SIZE 1
struct dpseci_cmd_queue {
__le32 dest_id;
u8 priority;
u8 queue;
u8 dest_type;
u8 pad;
__le64 user_ctx;
union {
__le32 options;
__le32 fqid;
};
u8 order_preservation_en;
};
struct dpseci_rsp_get_tx_queue {
__le32 pad;
__le32 fqid;
u8 priority;
};
struct dpseci_rsp_get_sec_attr {
__le16 ip_id;
u8 major_rev;
u8 minor_rev;
u8 era;
u8 pad0[3];
u8 deco_num;
u8 zuc_auth_acc_num;
u8 zuc_enc_acc_num;
u8 pad1;
u8 snow_f8_acc_num;
u8 snow_f9_acc_num;
u8 crc_acc_num;
u8 pad2;
u8 pk_acc_num;
u8 kasumi_acc_num;
u8 rng_acc_num;
u8 pad3;
u8 md_acc_num;
u8 arc4_acc_num;
u8 des_acc_num;
u8 aes_acc_num;
u8 ccha_acc_num;
u8 ptha_acc_num;
};
struct dpseci_rsp_get_api_version {
__le16 major;
__le16 minor;
};
#define DPSECI_CGN_DEST_TYPE_SHIFT 0
#define DPSECI_CGN_DEST_TYPE_SIZE 4
#define DPSECI_CGN_UNITS_SHIFT 4
#define DPSECI_CGN_UNITS_SIZE 2
struct dpseci_cmd_congestion_notification {
__le32 dest_id;
__le16 notification_mode;
u8 priority;
u8 options;
__le64 message_iova;
__le64 message_ctx;
__le32 threshold_entry;
__le32 threshold_exit;
};
#endif /* _DPSECI_CMD_H_ */