Release 4.7 drivers/crypto/rockchip/rk3288_crypto.h
#ifndef __RK3288_CRYPTO_H__
#define __RK3288_CRYPTO_H__
#include <crypto/aes.h>
#include <crypto/des.h>
#include <crypto/algapi.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <crypto/internal/hash.h>
#include <crypto/md5.h>
#include <crypto/sha.h>
#define _SBF(v, f) ((v) << (f))
/* Crypto control registers*/
#define RK_CRYPTO_INTSTS 0x0000
#define RK_CRYPTO_PKA_DONE_INT BIT(5)
#define RK_CRYPTO_HASH_DONE_INT BIT(4)
#define RK_CRYPTO_HRDMA_ERR_INT BIT(3)
#define RK_CRYPTO_HRDMA_DONE_INT BIT(2)
#define RK_CRYPTO_BCDMA_ERR_INT BIT(1)
#define RK_CRYPTO_BCDMA_DONE_INT BIT(0)
#define RK_CRYPTO_INTENA 0x0004
#define RK_CRYPTO_PKA_DONE_ENA BIT(5)
#define RK_CRYPTO_HASH_DONE_ENA BIT(4)
#define RK_CRYPTO_HRDMA_ERR_ENA BIT(3)
#define RK_CRYPTO_HRDMA_DONE_ENA BIT(2)
#define RK_CRYPTO_BCDMA_ERR_ENA BIT(1)
#define RK_CRYPTO_BCDMA_DONE_ENA BIT(0)
#define RK_CRYPTO_CTRL 0x0008
#define RK_CRYPTO_WRITE_MASK _SBF(0xFFFF, 16)
#define RK_CRYPTO_TRNG_FLUSH BIT(9)
#define RK_CRYPTO_TRNG_START BIT(8)
#define RK_CRYPTO_PKA_FLUSH BIT(7)
#define RK_CRYPTO_HASH_FLUSH BIT(6)
#define RK_CRYPTO_BLOCK_FLUSH BIT(5)
#define RK_CRYPTO_PKA_START BIT(4)
#define RK_CRYPTO_HASH_START BIT(3)
#define RK_CRYPTO_BLOCK_START BIT(2)
#define RK_CRYPTO_TDES_START BIT(1)
#define RK_CRYPTO_AES_START BIT(0)
#define RK_CRYPTO_CONF 0x000c
/* HASH Receive DMA Address Mode: fix | increment */
#define RK_CRYPTO_HR_ADDR_MODE BIT(8)
/* Block Transmit DMA Address Mode: fix | increment */
#define RK_CRYPTO_BT_ADDR_MODE BIT(7)
/* Block Receive DMA Address Mode: fix | increment */
#define RK_CRYPTO_BR_ADDR_MODE BIT(6)
#define RK_CRYPTO_BYTESWAP_HRFIFO BIT(5)
#define RK_CRYPTO_BYTESWAP_BTFIFO BIT(4)
#define RK_CRYPTO_BYTESWAP_BRFIFO BIT(3)
/* AES = 0 OR DES = 1 */
#define RK_CRYPTO_DESSEL BIT(2)
#define RK_CYYPTO_HASHINSEL_INDEPENDENT_SOURCE _SBF(0x00, 0)
#define RK_CYYPTO_HASHINSEL_BLOCK_CIPHER_INPUT _SBF(0x01, 0)
#define RK_CYYPTO_HASHINSEL_BLOCK_CIPHER_OUTPUT _SBF(0x02, 0)
/* Block Receiving DMA Start Address Register */
#define RK_CRYPTO_BRDMAS 0x0010
/* Block Transmitting DMA Start Address Register */
#define RK_CRYPTO_BTDMAS 0x0014
/* Block Receiving DMA Length Register */
#define RK_CRYPTO_BRDMAL 0x0018
/* Hash Receiving DMA Start Address Register */
#define RK_CRYPTO_HRDMAS 0x001c
/* Hash Receiving DMA Length Register */
#define RK_CRYPTO_HRDMAL 0x0020
/* AES registers */
#define RK_CRYPTO_AES_CTRL 0x0080
#define RK_CRYPTO_AES_BYTESWAP_CNT BIT(11)
#define RK_CRYPTO_AES_BYTESWAP_KEY BIT(10)
#define RK_CRYPTO_AES_BYTESWAP_IV BIT(9)
#define RK_CRYPTO_AES_BYTESWAP_DO BIT(8)
#define RK_CRYPTO_AES_BYTESWAP_DI BIT(7)
#define RK_CRYPTO_AES_KEY_CHANGE BIT(6)
#define RK_CRYPTO_AES_ECB_MODE _SBF(0x00, 4)
#define RK_CRYPTO_AES_CBC_MODE _SBF(0x01, 4)
#define RK_CRYPTO_AES_CTR_MODE _SBF(0x02, 4)
#define RK_CRYPTO_AES_128BIT_key _SBF(0x00, 2)
#define RK_CRYPTO_AES_192BIT_key _SBF(0x01, 2)
#define RK_CRYPTO_AES_256BIT_key _SBF(0x02, 2)
/* Slave = 0 / fifo = 1 */
#define RK_CRYPTO_AES_FIFO_MODE BIT(1)
/* Encryption = 0 , Decryption = 1 */
#define RK_CRYPTO_AES_DEC BIT(0)
#define RK_CRYPTO_AES_STS 0x0084
#define RK_CRYPTO_AES_DONE BIT(0)
/* AES Input Data 0-3 Register */
#define RK_CRYPTO_AES_DIN_0 0x0088
#define RK_CRYPTO_AES_DIN_1 0x008c
#define RK_CRYPTO_AES_DIN_2 0x0090
#define RK_CRYPTO_AES_DIN_3 0x0094
/* AES output Data 0-3 Register */
#define RK_CRYPTO_AES_DOUT_0 0x0098
#define RK_CRYPTO_AES_DOUT_1 0x009c
#define RK_CRYPTO_AES_DOUT_2 0x00a0
#define RK_CRYPTO_AES_DOUT_3 0x00a4
/* AES IV Data 0-3 Register */
#define RK_CRYPTO_AES_IV_0 0x00a8
#define RK_CRYPTO_AES_IV_1 0x00ac
#define RK_CRYPTO_AES_IV_2 0x00b0
#define RK_CRYPTO_AES_IV_3 0x00b4
/* AES Key Data 0-3 Register */
#define RK_CRYPTO_AES_KEY_0 0x00b8
#define RK_CRYPTO_AES_KEY_1 0x00bc
#define RK_CRYPTO_AES_KEY_2 0x00c0
#define RK_CRYPTO_AES_KEY_3 0x00c4
#define RK_CRYPTO_AES_KEY_4 0x00c8
#define RK_CRYPTO_AES_KEY_5 0x00cc
#define RK_CRYPTO_AES_KEY_6 0x00d0
#define RK_CRYPTO_AES_KEY_7 0x00d4
/* des/tdes */
#define RK_CRYPTO_TDES_CTRL 0x0100
#define RK_CRYPTO_TDES_BYTESWAP_KEY BIT(8)
#define RK_CRYPTO_TDES_BYTESWAP_IV BIT(7)
#define RK_CRYPTO_TDES_BYTESWAP_DO BIT(6)
#define RK_CRYPTO_TDES_BYTESWAP_DI BIT(5)
/* 0: ECB, 1: CBC */
#define RK_CRYPTO_TDES_CHAINMODE_CBC BIT(4)
/* TDES Key Mode, 0 : EDE, 1 : EEE */
#define RK_CRYPTO_TDES_EEE BIT(3)
/* 0: DES, 1:TDES */
#define RK_CRYPTO_TDES_SELECT BIT(2)
/* 0: Slave, 1:Fifo */
#define RK_CRYPTO_TDES_FIFO_MODE BIT(1)
/* Encryption = 0 , Decryption = 1 */
#define RK_CRYPTO_TDES_DEC BIT(0)
#define RK_CRYPTO_TDES_STS 0x0104
#define RK_CRYPTO_TDES_DONE BIT(0)
#define RK_CRYPTO_TDES_DIN_0 0x0108
#define RK_CRYPTO_TDES_DIN_1 0x010c
#define RK_CRYPTO_TDES_DOUT_0 0x0110
#define RK_CRYPTO_TDES_DOUT_1 0x0114
#define RK_CRYPTO_TDES_IV_0 0x0118
#define RK_CRYPTO_TDES_IV_1 0x011c
#define RK_CRYPTO_TDES_KEY1_0 0x0120
#define RK_CRYPTO_TDES_KEY1_1 0x0124
#define RK_CRYPTO_TDES_KEY2_0 0x0128
#define RK_CRYPTO_TDES_KEY2_1 0x012c
#define RK_CRYPTO_TDES_KEY3_0 0x0130
#define RK_CRYPTO_TDES_KEY3_1 0x0134
/* HASH */
#define RK_CRYPTO_HASH_CTRL 0x0180
#define RK_CRYPTO_HASH_SWAP_DO BIT(3)
#define RK_CRYPTO_HASH_SWAP_DI BIT(2)
#define RK_CRYPTO_HASH_SHA1 _SBF(0x00, 0)
#define RK_CRYPTO_HASH_MD5 _SBF(0x01, 0)
#define RK_CRYPTO_HASH_SHA256 _SBF(0x02, 0)
#define RK_CRYPTO_HASH_PRNG _SBF(0x03, 0)
#define RK_CRYPTO_HASH_STS 0x0184
#define RK_CRYPTO_HASH_DONE BIT(0)
#define RK_CRYPTO_HASH_MSG_LEN 0x0188
#define RK_CRYPTO_HASH_DOUT_0 0x018c
#define RK_CRYPTO_HASH_DOUT_1 0x0190
#define RK_CRYPTO_HASH_DOUT_2 0x0194
#define RK_CRYPTO_HASH_DOUT_3 0x0198
#define RK_CRYPTO_HASH_DOUT_4 0x019c
#define RK_CRYPTO_HASH_DOUT_5 0x01a0
#define RK_CRYPTO_HASH_DOUT_6 0x01a4
#define RK_CRYPTO_HASH_DOUT_7 0x01a8
#define CRYPTO_READ(dev, offset) \
readl_relaxed(((dev)->reg + (offset)))
#define CRYPTO_WRITE(dev, offset, val) \
writel_relaxed((val), ((dev)->reg + (offset)))
struct rk_crypto_info {
struct device *dev;
struct clk *aclk;
struct clk *hclk;
struct clk *sclk;
struct clk *dmaclk;
struct reset_control *rst;
void __iomem *reg;
int irq;
struct crypto_queue queue;
struct tasklet_struct crypto_tasklet;
struct ablkcipher_request *ablk_req;
struct ahash_request *ahash_req;
/* device lock */
spinlock_t lock;
/* the public variable */
struct scatterlist *sg_src;
struct scatterlist *sg_dst;
struct scatterlist sg_tmp;
struct scatterlist *first;
unsigned int left_bytes;
void *addr_vir;
int aligned;
int align_size;
size_t nents;
unsigned int total;
unsigned int count;
u32 mode;
dma_addr_t addr_in;
dma_addr_t addr_out;
int (*start)(struct rk_crypto_info *dev);
int (*update)(struct rk_crypto_info *dev);
void (*complete)(struct rk_crypto_info *dev, int err);
int (*enable_clk)(struct rk_crypto_info *dev);
void (*disable_clk)(struct rk_crypto_info *dev);
int (*load_data)(struct rk_crypto_info *dev,
struct scatterlist *sg_src,
struct scatterlist *sg_dst);
void (*unload_data)(struct rk_crypto_info *dev);
};
/* the private variable of hash */
struct rk_ahash_ctx {
struct rk_crypto_info *dev;
/* for fallback */
struct crypto_ahash *fallback_tfm;
};
/* the privete variable of hash for fallback */
struct rk_ahash_rctx {
struct ahash_request fallback_req;
};
/* the private variable of cipher */
struct rk_cipher_ctx {
struct rk_crypto_info *dev;
unsigned int keylen;
};
enum alg_type {
ALG_TYPE_HASH,
ALG_TYPE_CIPHER,
};
struct rk_crypto_tmp {
struct rk_crypto_info *dev;
union {
struct crypto_alg crypto;
struct ahash_alg hash;
}
alg;
enum alg_type type;
};
extern struct rk_crypto_tmp rk_ecb_aes_alg;
extern struct rk_crypto_tmp rk_cbc_aes_alg;
extern struct rk_crypto_tmp rk_ecb_des_alg;
extern struct rk_crypto_tmp rk_cbc_des_alg;
extern struct rk_crypto_tmp rk_ecb_des3_ede_alg;
extern struct rk_crypto_tmp rk_cbc_des3_ede_alg;
extern struct rk_crypto_tmp rk_ahash_sha1;
extern struct rk_crypto_tmp rk_ahash_sha256;
extern struct rk_crypto_tmp rk_ahash_md5;
#endif
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