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WSL2-Linux-Kernel
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staging: ccree: fix cipher naming convention 

The blkcipher files were using a func naming convention which was
inconsistent (ssi vs. cc), included a long prefix (ssi_ablkcipher)
and often too long.

Make the code more readable by switching to a simpler, consistent naming
convention.

Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Gilad Ben-Yossef 2017-12-12 14:52:58 +00:00 коммит произвёл Greg Kroah-Hartman
Родитель 3d035ae090
Коммит aebae88197
3 изменённых файлов: 118 добавлений и 119 удалений
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221
drivers/staging/ccree/ssi_cipher.c
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@ -38,9 +38,9 @@
#define template_ablkcipher template_u.ablkcipher
#define SSI_MIN_AES_XTS_SIZE 0x10
#define SSI_MAX_AES_XTS_SIZE 0x2000
struct ssi_blkcipher_handle {
#define CC_MIN_AES_XTS_SIZE 0x10
#define CC_MAX_AES_XTS_SIZE 0x2000
struct cc_cipher_handle {
struct list_head blkcipher_alg_list;
};
@ -54,7 +54,7 @@ struct cc_hw_key_info {
enum cc_hw_crypto_key key2_slot;
};
struct ssi_ablkcipher_ctx {
struct cc_cipher_ctx {
struct ssi_drvdata *drvdata;
int keylen;
int key_round_number;
@ -67,9 +67,9 @@ struct ssi_ablkcipher_ctx {
struct crypto_shash *shash_tfm;
};
static void ssi_ablkcipher_complete(struct device *dev, void *ssi_req);
static void cc_cipher_complete(struct device *dev, void *ssi_req);
static int validate_keys_sizes(struct ssi_ablkcipher_ctx *ctx_p, u32 size)
static int validate_keys_sizes(struct cc_cipher_ctx *ctx_p, u32 size)
{
switch (ctx_p->flow_mode) {
case S_DIN_to_AES:
@ -109,15 +109,15 @@ static int validate_keys_sizes(struct ssi_ablkcipher_ctx *ctx_p, u32 size)
return -EINVAL;
}
static int validate_data_size(struct ssi_ablkcipher_ctx *ctx_p,
static int validate_data_size(struct cc_cipher_ctx *ctx_p,
unsigned int size)
{
switch (ctx_p->flow_mode) {
case S_DIN_to_AES:
switch (ctx_p->cipher_mode) {
case DRV_CIPHER_XTS:
if (size >= SSI_MIN_AES_XTS_SIZE &&
size <= SSI_MAX_AES_XTS_SIZE &&
if (size >= CC_MIN_AES_XTS_SIZE &&
size <= CC_MAX_AES_XTS_SIZE &&
IS_ALIGNED(size, AES_BLOCK_SIZE))
return 0;
break;
@ -180,9 +180,9 @@ static unsigned int get_max_keysize(struct crypto_tfm *tfm)
return 0;
}
static int ssi_ablkcipher_init(struct crypto_tfm *tfm)
static int cc_cipher_init(struct crypto_tfm *tfm)
{
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct crypto_alg *alg = tfm->__crt_alg;
struct ssi_crypto_alg *ssi_alg =
container_of(alg, struct ssi_crypto_alg, crypto_alg);
@ -232,9 +232,9 @@ static int ssi_ablkcipher_init(struct crypto_tfm *tfm)
return rc;
}
static void ssi_blkcipher_exit(struct crypto_tfm *tfm)
static void cc_cipher_exit(struct crypto_tfm *tfm)
{
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct device *dev = drvdata_to_dev(ctx_p->drvdata);
unsigned int max_key_buf_size = get_max_keysize(tfm);
@ -270,7 +270,7 @@ static const u8 zero_buff[] = { 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0,
0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
/* The function verifies that tdes keys are not weak.*/
static int ssi_verify_3des_keys(const u8 *key, unsigned int keylen)
static int cc_verify_3des_keys(const u8 *key, unsigned int keylen)
{
struct tdes_keys *tdes_key = (struct tdes_keys *)key;
@ -300,11 +300,11 @@ static enum cc_hw_crypto_key hw_key_to_cc_hw_key(int slot_num)
return END_OF_KEYS;
}
static int ssi_ablkcipher_setkey(struct crypto_ablkcipher *atfm, const u8 *key,
unsigned int keylen)
static int cc_cipher_setkey(struct crypto_ablkcipher *atfm, const u8 *key,
unsigned int keylen)
{
struct crypto_tfm *tfm = crypto_ablkcipher_tfm(atfm);
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct device *dev = drvdata_to_dev(ctx_p->drvdata);
u32 tmp[DES_EXPKEY_WORDS];
unsigned int max_key_buf_size = get_max_keysize(tfm);
@ -329,7 +329,7 @@ static int ssi_ablkcipher_setkey(struct crypto_ablkcipher *atfm, const u8 *key,
return -EINVAL;
}
if (ssi_is_hw_key(tfm)) {
if (cc_is_hw_key(tfm)) {
/* setting HW key slots */
struct arm_hw_key_info *hki = (struct arm_hw_key_info *)key;
@ -363,7 +363,7 @@ static int ssi_ablkcipher_setkey(struct crypto_ablkcipher *atfm, const u8 *key,
}
ctx_p->keylen = keylen;
dev_dbg(dev, "ssi_is_hw_key ret 0");
dev_dbg(dev, "cc_is_hw_key ret 0");
return 0;
}
@ -384,7 +384,7 @@ static int ssi_ablkcipher_setkey(struct crypto_ablkcipher *atfm, const u8 *key,
}
if (ctx_p->flow_mode == S_DIN_to_DES &&
keylen == DES3_EDE_KEY_SIZE &&
ssi_verify_3des_keys(key, keylen)) {
cc_verify_3des_keys(key, keylen)) {
dev_dbg(dev, "weak 3DES key");
return -EINVAL;
}
@ -436,7 +436,7 @@ static int ssi_ablkcipher_setkey(struct crypto_ablkcipher *atfm, const u8 *key,
}
static void
ssi_blkcipher_create_setup_desc(
cc_setup_cipher_desc(
struct crypto_tfm *tfm,
struct blkcipher_req_ctx *req_ctx,
unsigned int ivsize,
@ -444,7 +444,7 @@ ssi_blkcipher_create_setup_desc(
struct cc_hw_desc desc[],
unsigned int *seq_size)
{
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct device *dev = drvdata_to_dev(ctx_p->drvdata);
int cipher_mode = ctx_p->cipher_mode;
int flow_mode = ctx_p->flow_mode;
@ -491,7 +491,7 @@ ssi_blkcipher_create_setup_desc(
set_cipher_mode(&desc[*seq_size], cipher_mode);
set_cipher_config0(&desc[*seq_size], direction);
if (flow_mode == S_DIN_to_AES) {
if (ssi_is_hw_key(tfm)) {
if (cc_is_hw_key(tfm)) {
set_hw_crypto_key(&desc[*seq_size],
ctx_p->hw.key1_slot);
} else {
@ -518,7 +518,7 @@ ssi_blkcipher_create_setup_desc(
hw_desc_init(&desc[*seq_size]);
set_cipher_mode(&desc[*seq_size], cipher_mode);
set_cipher_config0(&desc[*seq_size], direction);
if (ssi_is_hw_key(tfm)) {
if (cc_is_hw_key(tfm)) {
set_hw_crypto_key(&desc[*seq_size],
ctx_p->hw.key1_slot);
} else {
@ -534,7 +534,7 @@ ssi_blkcipher_create_setup_desc(
hw_desc_init(&desc[*seq_size]);
set_cipher_mode(&desc[*seq_size], cipher_mode);
set_cipher_config0(&desc[*seq_size], direction);
if (ssi_is_hw_key(tfm)) {
if (cc_is_hw_key(tfm)) {
set_hw_crypto_key(&desc[*seq_size],
ctx_p->hw.key2_slot);
} else {
@ -565,14 +565,14 @@ ssi_blkcipher_create_setup_desc(
}
#if SSI_CC_HAS_MULTI2
static void ssi_blkcipher_create_multi2_setup_desc(
static void cc_setup_multi2_desc(
struct crypto_tfm *tfm,
struct blkcipher_req_ctx *req_ctx,
unsigned int ivsize,
struct cc_hw_desc desc[],
unsigned int *seq_size)
{
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
int direction = req_ctx->gen_ctx.op_type;
/* Load system key */
@ -610,7 +610,7 @@ static void ssi_blkcipher_create_multi2_setup_desc(
#endif /*SSI_CC_HAS_MULTI2*/
static void
ssi_blkcipher_create_data_desc(
cc_setup_cipher_data(
struct crypto_tfm *tfm,
struct blkcipher_req_ctx *req_ctx,
struct scatterlist *dst, struct scatterlist *src,
@ -619,7 +619,7 @@ ssi_blkcipher_create_data_desc(
struct cc_hw_desc desc[],
unsigned int *seq_size)
{
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct device *dev = drvdata_to_dev(ctx_p->drvdata);
unsigned int flow_mode = ctx_p->flow_mode;
@ -703,7 +703,7 @@ ssi_blkcipher_create_data_desc(
}
}
static void ssi_ablkcipher_complete(struct device *dev, void *ssi_req)
static void cc_cipher_complete(struct device *dev, void *ssi_req)
{
struct ablkcipher_request *areq = (struct ablkcipher_request *)ssi_req;
struct scatterlist *dst = areq->dst;
@ -747,7 +747,7 @@ static int cc_cipher_process(struct ablkcipher_request *req,
struct scatterlist *src = req->src;
unsigned int nbytes = req->nbytes;
void *info = req->info;
struct ssi_ablkcipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm);
struct device *dev = drvdata_to_dev(ctx_p->drvdata);
struct cc_hw_desc desc[MAX_ABLKCIPHER_SEQ_LEN];
struct ssi_crypto_req ssi_req = {};
@ -790,7 +790,7 @@ static int cc_cipher_process(struct ablkcipher_request *req,
}
/* Setup DX request structure */
ssi_req.user_cb = (void *)ssi_ablkcipher_complete;
ssi_req.user_cb = (void *)cc_cipher_complete;
ssi_req.user_arg = (void *)req;
#ifdef ENABLE_CYCLE_COUNT
@ -816,15 +816,14 @@ static int cc_cipher_process(struct ablkcipher_request *req,
/* Setup processing */
#if SSI_CC_HAS_MULTI2
if (ctx_p->flow_mode == S_DIN_to_MULTI2)
ssi_blkcipher_create_multi2_setup_desc(tfm, req_ctx, ivsize,
desc, &seq_len);
cc_setup_multi2_desc(tfm, req_ctx, ivsize, desc, &seq_len);
else
#endif /*SSI_CC_HAS_MULTI2*/
ssi_blkcipher_create_setup_desc(tfm, req_ctx, ivsize, nbytes,
desc, &seq_len);
cc_setup_cipher_desc(tfm, req_ctx, ivsize, nbytes, desc,
&seq_len);
/* Data processing */
ssi_blkcipher_create_data_desc(tfm, req_ctx, dst, src, nbytes, req,
desc, &seq_len);
cc_setup_cipher_data(tfm, req_ctx, dst, src, nbytes, req, desc,
&seq_len);
/* do we need to generate IV? */
if (req_ctx->is_giv) {
@ -856,7 +855,7 @@ exit_process:
return rc;
}
static int ssi_ablkcipher_encrypt(struct ablkcipher_request *req)
static int cc_cipher_encrypt(struct ablkcipher_request *req)
{
struct blkcipher_req_ctx *req_ctx = ablkcipher_request_ctx(req);
@ -866,7 +865,7 @@ static int ssi_ablkcipher_encrypt(struct ablkcipher_request *req)
return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_ENCRYPT);
}
static int ssi_ablkcipher_decrypt(struct ablkcipher_request *req)
static int cc_cipher_decrypt(struct ablkcipher_request *req)
{
struct crypto_ablkcipher *ablk_tfm = crypto_ablkcipher_reqtfm(req);
struct blkcipher_req_ctx *req_ctx = ablkcipher_request_ctx(req);
@ -896,9 +895,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -913,9 +912,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_BULK_DU_512,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -929,9 +928,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_BULK_DU_4096,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -947,9 +946,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -963,9 +962,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_BULK_DU_512,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -979,9 +978,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_BULK_DU_4096,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -997,9 +996,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -1013,9 +1012,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_BULK_DU_512,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -1029,9 +1028,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER | CRYPTO_ALG_BULK_DU_4096,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE * 2,
.max_keysize = AES_MAX_KEY_SIZE * 2,
.ivsize = AES_BLOCK_SIZE,
@ -1046,9 +1045,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = 0,
@ -1062,9 +1061,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
@ -1078,9 +1077,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
@ -1095,9 +1094,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = AES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
@ -1112,9 +1111,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = 1,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = AES_MIN_KEY_SIZE,
.max_keysize = AES_MAX_KEY_SIZE,
.ivsize = AES_BLOCK_SIZE,
@ -1128,9 +1127,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = DES3_EDE_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.ivsize = DES3_EDE_BLOCK_SIZE,
@ -1144,9 +1143,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = DES3_EDE_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = DES3_EDE_KEY_SIZE,
.max_keysize = DES3_EDE_KEY_SIZE,
.ivsize = 0,
@ -1160,9 +1159,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = DES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.ivsize = DES_BLOCK_SIZE,
@ -1176,9 +1175,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = DES_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = DES_KEY_SIZE,
.max_keysize = DES_KEY_SIZE,
.ivsize = 0,
@ -1193,9 +1192,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = CC_MULTI2_BLOCK_SIZE,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_decrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_decrypt,
.min_keysize = CC_MULTI2_SYSTEM_N_DATA_KEY_SIZE + 1,
.max_keysize = CC_MULTI2_SYSTEM_N_DATA_KEY_SIZE + 1,
.ivsize = CC_MULTI2_IV_SIZE,
@ -1209,9 +1208,9 @@ static struct ssi_alg_template blkcipher_algs[] = {
.blocksize = 1,
.type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_ablkcipher = {
.setkey = ssi_ablkcipher_setkey,
.encrypt = ssi_ablkcipher_encrypt,
.decrypt = ssi_ablkcipher_encrypt,
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
.decrypt = cc_cipher_encrypt,
.min_keysize = CC_MULTI2_SYSTEM_N_DATA_KEY_SIZE + 1,
.max_keysize = CC_MULTI2_SYSTEM_N_DATA_KEY_SIZE + 1,
.ivsize = CC_MULTI2_IV_SIZE,
@ -1223,8 +1222,8 @@ static struct ssi_alg_template blkcipher_algs[] = {
};
static
struct ssi_crypto_alg *ssi_ablkcipher_create_alg(struct ssi_alg_template
*template, struct device *dev)
struct ssi_crypto_alg *cc_cipher_create_alg(struct ssi_alg_template *template,
struct device *dev)
{
struct ssi_crypto_alg *t_alg;
struct crypto_alg *alg;
@ -1242,10 +1241,10 @@ struct ssi_crypto_alg *ssi_ablkcipher_create_alg(struct ssi_alg_template
alg->cra_priority = SSI_CRA_PRIO;
alg->cra_blocksize = template->blocksize;
alg->cra_alignmask = 0;
alg->cra_ctxsize = sizeof(struct ssi_ablkcipher_ctx);
alg->cra_ctxsize = sizeof(struct cc_cipher_ctx);
alg->cra_init = ssi_ablkcipher_init;
alg->cra_exit = ssi_blkcipher_exit;
alg->cra_init = cc_cipher_init;
alg->cra_exit = cc_cipher_exit;
alg->cra_type = &crypto_ablkcipher_type;
alg->cra_ablkcipher = template->template_ablkcipher;
alg->cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY |
@ -1257,10 +1256,10 @@ struct ssi_crypto_alg *ssi_ablkcipher_create_alg(struct ssi_alg_template
return t_alg;
}
int ssi_ablkcipher_free(struct ssi_drvdata *drvdata)
int cc_cipher_free(struct ssi_drvdata *drvdata)
{
struct ssi_crypto_alg *t_alg, *n;
struct ssi_blkcipher_handle *blkcipher_handle =
struct cc_cipher_handle *blkcipher_handle =
drvdata->blkcipher_handle;
if (blkcipher_handle) {
/* Remove registered algs */
@ -1277,9 +1276,9 @@ int ssi_ablkcipher_free(struct ssi_drvdata *drvdata)
return 0;
}
int ssi_ablkcipher_alloc(struct ssi_drvdata *drvdata)
int cc_cipher_alloc(struct ssi_drvdata *drvdata)
{
struct ssi_blkcipher_handle *ablkcipher_handle;
struct cc_cipher_handle *ablkcipher_handle;
struct ssi_crypto_alg *t_alg;
struct device *dev = drvdata_to_dev(drvdata);
int rc = -ENOMEM;
@ -1297,7 +1296,7 @@ int ssi_ablkcipher_alloc(struct ssi_drvdata *drvdata)
ARRAY_SIZE(blkcipher_algs));
for (alg = 0; alg < ARRAY_SIZE(blkcipher_algs); alg++) {
dev_dbg(dev, "creating %s\n", blkcipher_algs[alg].driver_name);
t_alg = ssi_ablkcipher_create_alg(&blkcipher_algs[alg], dev);
t_alg = cc_cipher_create_alg(&blkcipher_algs[alg], dev);
if (IS_ERR(t_alg)) {
rc = PTR_ERR(t_alg);
dev_err(dev, "%s alg allocation failed\n",
@ -1326,6 +1325,6 @@ int ssi_ablkcipher_alloc(struct ssi_drvdata *drvdata)
return 0;
fail0:
ssi_ablkcipher_free(drvdata);
cc_cipher_free(drvdata);
return rc;
}

8
drivers/staging/ccree/ssi_cipher.h
Просмотреть файл

@ -51,9 +51,9 @@ struct blkcipher_req_ctx {
struct mlli_params mlli_params;
};
int ssi_ablkcipher_alloc(struct ssi_drvdata *drvdata);
int cc_cipher_alloc(struct ssi_drvdata *drvdata);
int ssi_ablkcipher_free(struct ssi_drvdata *drvdata);
int cc_cipher_free(struct ssi_drvdata *drvdata);
#ifndef CRYPTO_ALG_BULK_MASK
@ -65,7 +65,7 @@ int ssi_ablkcipher_free(struct ssi_drvdata *drvdata);
#ifdef CRYPTO_TFM_REQ_HW_KEY
static inline bool ssi_is_hw_key(struct crypto_tfm *tfm)
static inline bool cc_is_hw_key(struct crypto_tfm *tfm)
{
return (crypto_tfm_get_flags(tfm) & CRYPTO_TFM_REQ_HW_KEY);
}
@ -77,7 +77,7 @@ struct arm_hw_key_info {
int hw_key2;
};
static inline bool ssi_is_hw_key(struct crypto_tfm *tfm)
static inline bool cc_is_hw_key(struct crypto_tfm *tfm)
{
return false;
}

8
drivers/staging/ccree/ssi_driver.c
Просмотреть файл

@ -351,9 +351,9 @@ static int init_cc_resources(struct platform_device *plat_dev)
}
/* Allocate crypto algs */
rc = ssi_ablkcipher_alloc(new_drvdata);
rc = cc_cipher_alloc(new_drvdata);
if (rc) {
dev_err(dev, "ssi_ablkcipher_alloc failed\n");
dev_err(dev, "cc_cipher_alloc failed\n");
goto post_ivgen_err;
}
@ -381,7 +381,7 @@ static int init_cc_resources(struct platform_device *plat_dev)
post_hash_err:
cc_hash_free(new_drvdata);
post_cipher_err:
ssi_ablkcipher_free(new_drvdata);
cc_cipher_free(new_drvdata);
post_ivgen_err:
ssi_ivgen_fini(new_drvdata);
post_power_mgr_err:
@ -418,7 +418,7 @@ static void cleanup_cc_resources(struct platform_device *plat_dev)
cc_aead_free(drvdata);
cc_hash_free(drvdata);
ssi_ablkcipher_free(drvdata);
cc_cipher_free(drvdata);
ssi_ivgen_fini(drvdata);
cc_pm_fini(drvdata);
cc_buffer_mgr_fini(drvdata);