#include <linux/interrupt.h>
#include <crypto/scatterwalk.h>
#include <crypto/internal/des.h>
+#include <crypto/internal/skcipher.h>
#include <crypto/algapi.h>
#include <crypto/engine.h>
#define OMAP_DES_CACHE_SIZE 0
struct omap_des_algs_info {
- struct crypto_alg *algs_list;
+ struct skcipher_alg *algs_list;
unsigned int size;
unsigned int registered;
};
struct tasklet_struct done_task;
- struct ablkcipher_request *req;
+ struct skcipher_request *req;
struct crypto_engine *engine;
/*
* total is used by PIO mode for book keeping so introduce
__le32_to_cpu(dd->ctx->key[i]));
}
- if ((dd->flags & FLAGS_CBC) && dd->req->info)
- omap_des_write_n(dd, DES_REG_IV(dd, 0), dd->req->info, 2);
+ if ((dd->flags & FLAGS_CBC) && dd->req->iv)
+ omap_des_write_n(dd, DES_REG_IV(dd, 0), (void *)dd->req->iv, 2);
if (dd->flags & FLAGS_CBC)
val |= DES_REG_CTRL_CBC;
static int omap_des_crypt_dma_start(struct omap_des_dev *dd)
{
- struct crypto_tfm *tfm = crypto_ablkcipher_tfm(
- crypto_ablkcipher_reqtfm(dd->req));
+ struct crypto_tfm *tfm = crypto_skcipher_tfm(
+ crypto_skcipher_reqtfm(dd->req));
int err;
pr_debug("total: %d\n", dd->total);
static void omap_des_finish_req(struct omap_des_dev *dd, int err)
{
- struct ablkcipher_request *req = dd->req;
+ struct skcipher_request *req = dd->req;
pr_debug("err: %d\n", err);
- crypto_finalize_ablkcipher_request(dd->engine, req, err);
+ crypto_finalize_skcipher_request(dd->engine, req, err);
pm_runtime_mark_last_busy(dd->dev);
pm_runtime_put_autosuspend(dd->dev);
}
static int omap_des_handle_queue(struct omap_des_dev *dd,
- struct ablkcipher_request *req)
+ struct skcipher_request *req)
{
if (req)
- return crypto_transfer_ablkcipher_request_to_engine(dd->engine, req);
+ return crypto_transfer_skcipher_request_to_engine(dd->engine, req);
return 0;
}
static int omap_des_prepare_req(struct crypto_engine *engine,
void *areq)
{
- struct ablkcipher_request *req = container_of(areq, struct ablkcipher_request, base);
- struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(
- crypto_ablkcipher_reqtfm(req));
+ struct skcipher_request *req = container_of(areq, struct skcipher_request, base);
+ struct omap_des_ctx *ctx = crypto_skcipher_ctx(
+ crypto_skcipher_reqtfm(req));
struct omap_des_dev *dd = omap_des_find_dev(ctx);
struct omap_des_reqctx *rctx;
int ret;
/* assign new request to device */
dd->req = req;
- dd->total = req->nbytes;
- dd->total_save = req->nbytes;
+ dd->total = req->cryptlen;
+ dd->total_save = req->cryptlen;
dd->in_sg = req->src;
dd->out_sg = req->dst;
dd->orig_out = req->dst;
if (dd->out_sg_len < 0)
return dd->out_sg_len;
- rctx = ablkcipher_request_ctx(req);
- ctx = crypto_ablkcipher_ctx(crypto_ablkcipher_reqtfm(req));
+ rctx = skcipher_request_ctx(req);
+ ctx = crypto_skcipher_ctx(crypto_skcipher_reqtfm(req));
rctx->mode &= FLAGS_MODE_MASK;
dd->flags = (dd->flags & ~FLAGS_MODE_MASK) | rctx->mode;
static int omap_des_crypt_req(struct crypto_engine *engine,
void *areq)
{
- struct ablkcipher_request *req = container_of(areq, struct ablkcipher_request, base);
- struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(
- crypto_ablkcipher_reqtfm(req));
+ struct skcipher_request *req = container_of(areq, struct skcipher_request, base);
+ struct omap_des_ctx *ctx = crypto_skcipher_ctx(
+ crypto_skcipher_reqtfm(req));
struct omap_des_dev *dd = omap_des_find_dev(ctx);
if (!dd)
pr_debug("exit\n");
}
-static int omap_des_crypt(struct ablkcipher_request *req, unsigned long mode)
+static int omap_des_crypt(struct skcipher_request *req, unsigned long mode)
{
- struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(
- crypto_ablkcipher_reqtfm(req));
- struct omap_des_reqctx *rctx = ablkcipher_request_ctx(req);
+ struct omap_des_ctx *ctx = crypto_skcipher_ctx(
+ crypto_skcipher_reqtfm(req));
+ struct omap_des_reqctx *rctx = skcipher_request_ctx(req);
struct omap_des_dev *dd;
- pr_debug("nbytes: %d, enc: %d, cbc: %d\n", req->nbytes,
+ pr_debug("nbytes: %d, enc: %d, cbc: %d\n", req->cryptlen,
!!(mode & FLAGS_ENCRYPT),
!!(mode & FLAGS_CBC));
- if (!IS_ALIGNED(req->nbytes, DES_BLOCK_SIZE)) {
+ if (!IS_ALIGNED(req->cryptlen, DES_BLOCK_SIZE)) {
pr_err("request size is not exact amount of DES blocks\n");
return -EINVAL;
}
/* ********************** ALG API ************************************ */
-static int omap_des_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
+static int omap_des_setkey(struct crypto_skcipher *cipher, const u8 *key,
unsigned int keylen)
{
- struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(cipher);
+ struct omap_des_ctx *ctx = crypto_skcipher_ctx(cipher);
int err;
pr_debug("enter, keylen: %d\n", keylen);
- err = verify_ablkcipher_des_key(cipher, key);
+ err = verify_skcipher_des_key(cipher, key);
if (err)
return err;
return 0;
}
-static int omap_des3_setkey(struct crypto_ablkcipher *cipher, const u8 *key,
+static int omap_des3_setkey(struct crypto_skcipher *cipher, const u8 *key,
unsigned int keylen)
{
- struct omap_des_ctx *ctx = crypto_ablkcipher_ctx(cipher);
+ struct omap_des_ctx *ctx = crypto_skcipher_ctx(cipher);
int err;
pr_debug("enter, keylen: %d\n", keylen);
- err = verify_ablkcipher_des3_key(cipher, key);
+ err = verify_skcipher_des3_key(cipher, key);
if (err)
return err;
return 0;
}
-static int omap_des_ecb_encrypt(struct ablkcipher_request *req)
+static int omap_des_ecb_encrypt(struct skcipher_request *req)
{
return omap_des_crypt(req, FLAGS_ENCRYPT);
}
-static int omap_des_ecb_decrypt(struct ablkcipher_request *req)
+static int omap_des_ecb_decrypt(struct skcipher_request *req)
{
return omap_des_crypt(req, 0);
}
-static int omap_des_cbc_encrypt(struct ablkcipher_request *req)
+static int omap_des_cbc_encrypt(struct skcipher_request *req)
{
return omap_des_crypt(req, FLAGS_ENCRYPT | FLAGS_CBC);
}
-static int omap_des_cbc_decrypt(struct ablkcipher_request *req)
+static int omap_des_cbc_decrypt(struct skcipher_request *req)
{
return omap_des_crypt(req, FLAGS_CBC);
}
static int omap_des_crypt_req(struct crypto_engine *engine,
void *areq);
-static int omap_des_cra_init(struct crypto_tfm *tfm)
+static int omap_des_init_tfm(struct crypto_skcipher *tfm)
{
- struct omap_des_ctx *ctx = crypto_tfm_ctx(tfm);
+ struct omap_des_ctx *ctx = crypto_skcipher_ctx(tfm);
pr_debug("enter\n");
- tfm->crt_ablkcipher.reqsize = sizeof(struct omap_des_reqctx);
+ crypto_skcipher_set_reqsize(tfm, sizeof(struct omap_des_reqctx));
ctx->enginectx.op.prepare_request = omap_des_prepare_req;
ctx->enginectx.op.unprepare_request = NULL;
return 0;
}
-static void omap_des_cra_exit(struct crypto_tfm *tfm)
-{
- pr_debug("enter\n");
-}
-
/* ********************** ALGS ************************************ */
-static struct crypto_alg algs_ecb_cbc[] = {
+static struct skcipher_alg algs_ecb_cbc[] = {
{
- .cra_name = "ecb(des)",
- .cra_driver_name = "ecb-des-omap",
- .cra_priority = 100,
- .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
- CRYPTO_ALG_KERN_DRIVER_ONLY |
+ .base.cra_name = "ecb(des)",
+ .base.cra_driver_name = "ecb-des-omap",
+ .base.cra_priority = 100,
+ .base.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC,
- .cra_blocksize = DES_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct omap_des_ctx),
- .cra_alignmask = 0,
- .cra_type = &crypto_ablkcipher_type,
- .cra_module = THIS_MODULE,
- .cra_init = omap_des_cra_init,
- .cra_exit = omap_des_cra_exit,
- .cra_u.ablkcipher = {
- .min_keysize = DES_KEY_SIZE,
- .max_keysize = DES_KEY_SIZE,
- .setkey = omap_des_setkey,
- .encrypt = omap_des_ecb_encrypt,
- .decrypt = omap_des_ecb_decrypt,
- }
+ .base.cra_blocksize = DES_BLOCK_SIZE,
+ .base.cra_ctxsize = sizeof(struct omap_des_ctx),
+ .base.cra_module = THIS_MODULE,
+
+ .min_keysize = DES_KEY_SIZE,
+ .max_keysize = DES_KEY_SIZE,
+ .setkey = omap_des_setkey,
+ .encrypt = omap_des_ecb_encrypt,
+ .decrypt = omap_des_ecb_decrypt,
+ .init = omap_des_init_tfm,
},
{
- .cra_name = "cbc(des)",
- .cra_driver_name = "cbc-des-omap",
- .cra_priority = 100,
- .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
- CRYPTO_ALG_KERN_DRIVER_ONLY |
+ .base.cra_name = "cbc(des)",
+ .base.cra_driver_name = "cbc-des-omap",
+ .base.cra_priority = 100,
+ .base.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC,
- .cra_blocksize = DES_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct omap_des_ctx),
- .cra_alignmask = 0,
- .cra_type = &crypto_ablkcipher_type,
- .cra_module = THIS_MODULE,
- .cra_init = omap_des_cra_init,
- .cra_exit = omap_des_cra_exit,
- .cra_u.ablkcipher = {
- .min_keysize = DES_KEY_SIZE,
- .max_keysize = DES_KEY_SIZE,
- .ivsize = DES_BLOCK_SIZE,
- .setkey = omap_des_setkey,
- .encrypt = omap_des_cbc_encrypt,
- .decrypt = omap_des_cbc_decrypt,
- }
+ .base.cra_blocksize = DES_BLOCK_SIZE,
+ .base.cra_ctxsize = sizeof(struct omap_des_ctx),
+ .base.cra_module = THIS_MODULE,
+
+ .min_keysize = DES_KEY_SIZE,
+ .max_keysize = DES_KEY_SIZE,
+ .ivsize = DES_BLOCK_SIZE,
+ .setkey = omap_des_setkey,
+ .encrypt = omap_des_cbc_encrypt,
+ .decrypt = omap_des_cbc_decrypt,
+ .init = omap_des_init_tfm,
},
{
- .cra_name = "ecb(des3_ede)",
- .cra_driver_name = "ecb-des3-omap",
- .cra_priority = 100,
- .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
- CRYPTO_ALG_KERN_DRIVER_ONLY |
+ .base.cra_name = "ecb(des3_ede)",
+ .base.cra_driver_name = "ecb-des3-omap",
+ .base.cra_priority = 100,
+ .base.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC,
- .cra_blocksize = DES_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct omap_des_ctx),
- .cra_alignmask = 0,
- .cra_type = &crypto_ablkcipher_type,
- .cra_module = THIS_MODULE,
- .cra_init = omap_des_cra_init,
- .cra_exit = omap_des_cra_exit,
- .cra_u.ablkcipher = {
- .min_keysize = 3*DES_KEY_SIZE,
- .max_keysize = 3*DES_KEY_SIZE,
- .setkey = omap_des3_setkey,
- .encrypt = omap_des_ecb_encrypt,
- .decrypt = omap_des_ecb_decrypt,
- }
+ .base.cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .base.cra_ctxsize = sizeof(struct omap_des_ctx),
+ .base.cra_module = THIS_MODULE,
+
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .setkey = omap_des3_setkey,
+ .encrypt = omap_des_ecb_encrypt,
+ .decrypt = omap_des_ecb_decrypt,
+ .init = omap_des_init_tfm,
},
{
- .cra_name = "cbc(des3_ede)",
- .cra_driver_name = "cbc-des3-omap",
- .cra_priority = 100,
- .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
- CRYPTO_ALG_KERN_DRIVER_ONLY |
+ .base.cra_name = "cbc(des3_ede)",
+ .base.cra_driver_name = "cbc-des3-omap",
+ .base.cra_priority = 100,
+ .base.cra_flags = CRYPTO_ALG_KERN_DRIVER_ONLY |
CRYPTO_ALG_ASYNC,
- .cra_blocksize = DES_BLOCK_SIZE,
- .cra_ctxsize = sizeof(struct omap_des_ctx),
- .cra_alignmask = 0,
- .cra_type = &crypto_ablkcipher_type,
- .cra_module = THIS_MODULE,
- .cra_init = omap_des_cra_init,
- .cra_exit = omap_des_cra_exit,
- .cra_u.ablkcipher = {
- .min_keysize = 3*DES_KEY_SIZE,
- .max_keysize = 3*DES_KEY_SIZE,
- .ivsize = DES_BLOCK_SIZE,
- .setkey = omap_des3_setkey,
- .encrypt = omap_des_cbc_encrypt,
- .decrypt = omap_des_cbc_decrypt,
- }
+ .base.cra_blocksize = DES3_EDE_BLOCK_SIZE,
+ .base.cra_ctxsize = sizeof(struct omap_des_ctx),
+ .base.cra_module = THIS_MODULE,
+
+ .min_keysize = DES3_EDE_KEY_SIZE,
+ .max_keysize = DES3_EDE_KEY_SIZE,
+ .ivsize = DES3_EDE_BLOCK_SIZE,
+ .setkey = omap_des3_setkey,
+ .encrypt = omap_des_cbc_encrypt,
+ .decrypt = omap_des_cbc_decrypt,
+ .init = omap_des_init_tfm,
}
};
{
struct device *dev = &pdev->dev;
struct omap_des_dev *dd;
- struct crypto_alg *algp;
+ struct skcipher_alg *algp;
struct resource *res;
int err = -ENOMEM, i, j, irq = -1;
u32 reg;
for (j = 0; j < dd->pdata->algs_info[i].size; j++) {
algp = &dd->pdata->algs_info[i].algs_list[j];
- pr_debug("reg alg: %s\n", algp->cra_name);
+ pr_debug("reg alg: %s\n", algp->base.cra_name);
- err = crypto_register_alg(algp);
+ err = crypto_register_skcipher(algp);
if (err)
goto err_algs;
err_algs:
for (i = dd->pdata->algs_info_size - 1; i >= 0; i--)
for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--)
- crypto_unregister_alg(
+ crypto_unregister_skcipher(
&dd->pdata->algs_info[i].algs_list[j]);
err_engine:
for (i = dd->pdata->algs_info_size - 1; i >= 0; i--)
for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--)
- crypto_unregister_alg(
+ crypto_unregister_skcipher(
&dd->pdata->algs_info[i].algs_list[j]);
tasklet_kill(&dd->done_task);
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