forked from luck/tmp_suning_uos_patched
crypto: engine - Permit to enqueue all async requests
The crypto engine could actually only enqueue hash and ablkcipher request. This patch permit it to enqueue any type of crypto_async_request. Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com> Tested-by: Fabien Dessenne <fabien.dessenne@st.com> Tested-by: Fabien Dessenne <fabien.dessenne@st.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
parent
ce09a6c042
commit
218d1cc186
|
@ -15,12 +15,49 @@
|
|||
#include <linux/err.h>
|
||||
#include <linux/delay.h>
|
||||
#include <crypto/engine.h>
|
||||
#include <crypto/internal/hash.h>
|
||||
#include <uapi/linux/sched/types.h>
|
||||
#include "internal.h"
|
||||
|
||||
#define CRYPTO_ENGINE_MAX_QLEN 10
|
||||
|
||||
/**
|
||||
* crypto_finalize_request - finalize one request if the request is done
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be finalized
|
||||
* @err: error number
|
||||
*/
|
||||
static void crypto_finalize_request(struct crypto_engine *engine,
|
||||
struct crypto_async_request *req, int err)
|
||||
{
|
||||
unsigned long flags;
|
||||
bool finalize_cur_req = false;
|
||||
int ret;
|
||||
struct crypto_engine_ctx *enginectx;
|
||||
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
if (engine->cur_req == req)
|
||||
finalize_cur_req = true;
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
|
||||
if (finalize_cur_req) {
|
||||
enginectx = crypto_tfm_ctx(req->tfm);
|
||||
if (engine->cur_req_prepared &&
|
||||
enginectx->op.unprepare_request) {
|
||||
ret = enginectx->op.unprepare_request(engine, req);
|
||||
if (ret)
|
||||
dev_err(engine->dev, "failed to unprepare request\n");
|
||||
}
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
engine->cur_req = NULL;
|
||||
engine->cur_req_prepared = false;
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
}
|
||||
|
||||
req->complete(req, err);
|
||||
|
||||
kthread_queue_work(engine->kworker, &engine->pump_requests);
|
||||
}
|
||||
|
||||
/**
|
||||
* crypto_pump_requests - dequeue one request from engine queue to process
|
||||
* @engine: the hardware engine
|
||||
|
@ -34,11 +71,10 @@ static void crypto_pump_requests(struct crypto_engine *engine,
|
|||
bool in_kthread)
|
||||
{
|
||||
struct crypto_async_request *async_req, *backlog;
|
||||
struct ahash_request *hreq;
|
||||
struct ablkcipher_request *breq;
|
||||
unsigned long flags;
|
||||
bool was_busy = false;
|
||||
int ret, rtype;
|
||||
int ret;
|
||||
struct crypto_engine_ctx *enginectx;
|
||||
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
|
||||
|
@ -94,7 +130,6 @@ static void crypto_pump_requests(struct crypto_engine *engine,
|
|||
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
|
||||
rtype = crypto_tfm_alg_type(engine->cur_req->tfm);
|
||||
/* Until here we get the request need to be encrypted successfully */
|
||||
if (!was_busy && engine->prepare_crypt_hardware) {
|
||||
ret = engine->prepare_crypt_hardware(engine);
|
||||
|
@ -104,57 +139,31 @@ static void crypto_pump_requests(struct crypto_engine *engine,
|
|||
}
|
||||
}
|
||||
|
||||
switch (rtype) {
|
||||
case CRYPTO_ALG_TYPE_AHASH:
|
||||
hreq = ahash_request_cast(engine->cur_req);
|
||||
if (engine->prepare_hash_request) {
|
||||
ret = engine->prepare_hash_request(engine, hreq);
|
||||
if (ret) {
|
||||
dev_err(engine->dev, "failed to prepare request: %d\n",
|
||||
ret);
|
||||
goto req_err;
|
||||
}
|
||||
engine->cur_req_prepared = true;
|
||||
}
|
||||
ret = engine->hash_one_request(engine, hreq);
|
||||
enginectx = crypto_tfm_ctx(async_req->tfm);
|
||||
|
||||
if (enginectx->op.prepare_request) {
|
||||
ret = enginectx->op.prepare_request(engine, async_req);
|
||||
if (ret) {
|
||||
dev_err(engine->dev, "failed to hash one request from queue\n");
|
||||
dev_err(engine->dev, "failed to prepare request: %d\n",
|
||||
ret);
|
||||
goto req_err;
|
||||
}
|
||||
return;
|
||||
case CRYPTO_ALG_TYPE_ABLKCIPHER:
|
||||
breq = ablkcipher_request_cast(engine->cur_req);
|
||||
if (engine->prepare_cipher_request) {
|
||||
ret = engine->prepare_cipher_request(engine, breq);
|
||||
if (ret) {
|
||||
dev_err(engine->dev, "failed to prepare request: %d\n",
|
||||
ret);
|
||||
goto req_err;
|
||||
}
|
||||
engine->cur_req_prepared = true;
|
||||
}
|
||||
ret = engine->cipher_one_request(engine, breq);
|
||||
if (ret) {
|
||||
dev_err(engine->dev, "failed to cipher one request from queue\n");
|
||||
goto req_err;
|
||||
}
|
||||
return;
|
||||
default:
|
||||
dev_err(engine->dev, "failed to prepare request of unknown type\n");
|
||||
return;
|
||||
engine->cur_req_prepared = true;
|
||||
}
|
||||
if (!enginectx->op.do_one_request) {
|
||||
dev_err(engine->dev, "failed to do request\n");
|
||||
ret = -EINVAL;
|
||||
goto req_err;
|
||||
}
|
||||
ret = enginectx->op.do_one_request(engine, async_req);
|
||||
if (ret) {
|
||||
dev_err(engine->dev, "Failed to do one request from queue: %d\n", ret);
|
||||
goto req_err;
|
||||
}
|
||||
return;
|
||||
|
||||
req_err:
|
||||
switch (rtype) {
|
||||
case CRYPTO_ALG_TYPE_AHASH:
|
||||
hreq = ahash_request_cast(engine->cur_req);
|
||||
crypto_finalize_hash_request(engine, hreq, ret);
|
||||
break;
|
||||
case CRYPTO_ALG_TYPE_ABLKCIPHER:
|
||||
breq = ablkcipher_request_cast(engine->cur_req);
|
||||
crypto_finalize_cipher_request(engine, breq, ret);
|
||||
break;
|
||||
}
|
||||
crypto_finalize_request(engine, async_req, ret);
|
||||
return;
|
||||
|
||||
out:
|
||||
|
@ -170,13 +179,12 @@ static void crypto_pump_work(struct kthread_work *work)
|
|||
}
|
||||
|
||||
/**
|
||||
* crypto_transfer_cipher_request - transfer the new request into the
|
||||
* enginequeue
|
||||
* crypto_transfer_request - transfer the new request into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
*/
|
||||
int crypto_transfer_cipher_request(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req,
|
||||
static int crypto_transfer_request(struct crypto_engine *engine,
|
||||
struct crypto_async_request *req,
|
||||
bool need_pump)
|
||||
{
|
||||
unsigned long flags;
|
||||
|
@ -189,7 +197,7 @@ int crypto_transfer_cipher_request(struct crypto_engine *engine,
|
|||
return -ESHUTDOWN;
|
||||
}
|
||||
|
||||
ret = ablkcipher_enqueue_request(&engine->queue, req);
|
||||
ret = crypto_enqueue_request(&engine->queue, req);
|
||||
|
||||
if (!engine->busy && need_pump)
|
||||
kthread_queue_work(engine->kworker, &engine->pump_requests);
|
||||
|
@ -197,102 +205,131 @@ int crypto_transfer_cipher_request(struct crypto_engine *engine,
|
|||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
return ret;
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_cipher_request);
|
||||
|
||||
/**
|
||||
* crypto_transfer_cipher_request_to_engine - transfer one request to list
|
||||
* crypto_transfer_request_to_engine - transfer one request to list
|
||||
* into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
*/
|
||||
int crypto_transfer_cipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req)
|
||||
static int crypto_transfer_request_to_engine(struct crypto_engine *engine,
|
||||
struct crypto_async_request *req)
|
||||
{
|
||||
return crypto_transfer_cipher_request(engine, req, true);
|
||||
return crypto_transfer_request(engine, req, true);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_cipher_request_to_engine);
|
||||
|
||||
/**
|
||||
* crypto_transfer_hash_request - transfer the new request into the
|
||||
* enginequeue
|
||||
* crypto_transfer_ablkcipher_request_to_engine - transfer one ablkcipher_request
|
||||
* to list into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
* TODO: Remove this function when skcipher conversion is finished
|
||||
*/
|
||||
int crypto_transfer_ablkcipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req)
|
||||
{
|
||||
return crypto_transfer_request_to_engine(engine, &req->base);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_ablkcipher_request_to_engine);
|
||||
|
||||
/**
|
||||
* crypto_transfer_aead_request_to_engine - transfer one aead_request
|
||||
* to list into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
*/
|
||||
int crypto_transfer_hash_request(struct crypto_engine *engine,
|
||||
struct ahash_request *req, bool need_pump)
|
||||
int crypto_transfer_aead_request_to_engine(struct crypto_engine *engine,
|
||||
struct aead_request *req)
|
||||
{
|
||||
unsigned long flags;
|
||||
int ret;
|
||||
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
|
||||
if (!engine->running) {
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
return -ESHUTDOWN;
|
||||
}
|
||||
|
||||
ret = ahash_enqueue_request(&engine->queue, req);
|
||||
|
||||
if (!engine->busy && need_pump)
|
||||
kthread_queue_work(engine->kworker, &engine->pump_requests);
|
||||
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
return ret;
|
||||
return crypto_transfer_request_to_engine(engine, &req->base);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_hash_request);
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_aead_request_to_engine);
|
||||
|
||||
/**
|
||||
* crypto_transfer_hash_request_to_engine - transfer one request to list
|
||||
* into the engine queue
|
||||
* crypto_transfer_akcipher_request_to_engine - transfer one akcipher_request
|
||||
* to list into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
*/
|
||||
int crypto_transfer_akcipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct akcipher_request *req)
|
||||
{
|
||||
return crypto_transfer_request_to_engine(engine, &req->base);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_akcipher_request_to_engine);
|
||||
|
||||
/**
|
||||
* crypto_transfer_hash_request_to_engine - transfer one ahash_request
|
||||
* to list into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
*/
|
||||
int crypto_transfer_hash_request_to_engine(struct crypto_engine *engine,
|
||||
struct ahash_request *req)
|
||||
{
|
||||
return crypto_transfer_hash_request(engine, req, true);
|
||||
return crypto_transfer_request_to_engine(engine, &req->base);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_hash_request_to_engine);
|
||||
|
||||
/**
|
||||
* crypto_finalize_cipher_request - finalize one request if the request is done
|
||||
* crypto_transfer_skcipher_request_to_engine - transfer one skcipher_request
|
||||
* to list into the engine queue
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be listed into the engine queue
|
||||
*/
|
||||
int crypto_transfer_skcipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct skcipher_request *req)
|
||||
{
|
||||
return crypto_transfer_request_to_engine(engine, &req->base);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_transfer_skcipher_request_to_engine);
|
||||
|
||||
/**
|
||||
* crypto_finalize_ablkcipher_request - finalize one ablkcipher_request if
|
||||
* the request is done
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be finalized
|
||||
* @err: error number
|
||||
* TODO: Remove this function when skcipher conversion is finished
|
||||
*/
|
||||
void crypto_finalize_ablkcipher_request(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req, int err)
|
||||
{
|
||||
return crypto_finalize_request(engine, &req->base, err);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_finalize_ablkcipher_request);
|
||||
|
||||
/**
|
||||
* crypto_finalize_aead_request - finalize one aead_request if
|
||||
* the request is done
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be finalized
|
||||
* @err: error number
|
||||
*/
|
||||
void crypto_finalize_cipher_request(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req, int err)
|
||||
void crypto_finalize_aead_request(struct crypto_engine *engine,
|
||||
struct aead_request *req, int err)
|
||||
{
|
||||
unsigned long flags;
|
||||
bool finalize_cur_req = false;
|
||||
int ret;
|
||||
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
if (engine->cur_req == &req->base)
|
||||
finalize_cur_req = true;
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
|
||||
if (finalize_cur_req) {
|
||||
if (engine->cur_req_prepared &&
|
||||
engine->unprepare_cipher_request) {
|
||||
ret = engine->unprepare_cipher_request(engine, req);
|
||||
if (ret)
|
||||
dev_err(engine->dev, "failed to unprepare request\n");
|
||||
}
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
engine->cur_req = NULL;
|
||||
engine->cur_req_prepared = false;
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
}
|
||||
|
||||
req->base.complete(&req->base, err);
|
||||
|
||||
kthread_queue_work(engine->kworker, &engine->pump_requests);
|
||||
return crypto_finalize_request(engine, &req->base, err);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_finalize_cipher_request);
|
||||
EXPORT_SYMBOL_GPL(crypto_finalize_aead_request);
|
||||
|
||||
/**
|
||||
* crypto_finalize_hash_request - finalize one request if the request is done
|
||||
* crypto_finalize_akcipher_request - finalize one akcipher_request if
|
||||
* the request is done
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be finalized
|
||||
* @err: error number
|
||||
*/
|
||||
void crypto_finalize_akcipher_request(struct crypto_engine *engine,
|
||||
struct akcipher_request *req, int err)
|
||||
{
|
||||
return crypto_finalize_request(engine, &req->base, err);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_finalize_akcipher_request);
|
||||
|
||||
/**
|
||||
* crypto_finalize_hash_request - finalize one ahash_request if
|
||||
* the request is done
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be finalized
|
||||
* @err: error number
|
||||
|
@ -300,34 +337,24 @@ EXPORT_SYMBOL_GPL(crypto_finalize_cipher_request);
|
|||
void crypto_finalize_hash_request(struct crypto_engine *engine,
|
||||
struct ahash_request *req, int err)
|
||||
{
|
||||
unsigned long flags;
|
||||
bool finalize_cur_req = false;
|
||||
int ret;
|
||||
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
if (engine->cur_req == &req->base)
|
||||
finalize_cur_req = true;
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
|
||||
if (finalize_cur_req) {
|
||||
if (engine->cur_req_prepared &&
|
||||
engine->unprepare_hash_request) {
|
||||
ret = engine->unprepare_hash_request(engine, req);
|
||||
if (ret)
|
||||
dev_err(engine->dev, "failed to unprepare request\n");
|
||||
}
|
||||
spin_lock_irqsave(&engine->queue_lock, flags);
|
||||
engine->cur_req = NULL;
|
||||
engine->cur_req_prepared = false;
|
||||
spin_unlock_irqrestore(&engine->queue_lock, flags);
|
||||
}
|
||||
|
||||
req->base.complete(&req->base, err);
|
||||
|
||||
kthread_queue_work(engine->kworker, &engine->pump_requests);
|
||||
return crypto_finalize_request(engine, &req->base, err);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_finalize_hash_request);
|
||||
|
||||
/**
|
||||
* crypto_finalize_skcipher_request - finalize one skcipher_request if
|
||||
* the request is done
|
||||
* @engine: the hardware engine
|
||||
* @req: the request need to be finalized
|
||||
* @err: error number
|
||||
*/
|
||||
void crypto_finalize_skcipher_request(struct crypto_engine *engine,
|
||||
struct skcipher_request *req, int err)
|
||||
{
|
||||
return crypto_finalize_request(engine, &req->base, err);
|
||||
}
|
||||
EXPORT_SYMBOL_GPL(crypto_finalize_skcipher_request);
|
||||
|
||||
/**
|
||||
* crypto_engine_start - start the hardware engine
|
||||
* @engine: the hardware engine need to be started
|
||||
|
|
|
@ -17,7 +17,10 @@
|
|||
#include <linux/kernel.h>
|
||||
#include <linux/kthread.h>
|
||||
#include <crypto/algapi.h>
|
||||
#include <crypto/aead.h>
|
||||
#include <crypto/akcipher.h>
|
||||
#include <crypto/hash.h>
|
||||
#include <crypto/skcipher.h>
|
||||
|
||||
#define ENGINE_NAME_LEN 30
|
||||
/*
|
||||
|
@ -37,12 +40,6 @@
|
|||
* @unprepare_crypt_hardware: there are currently no more requests on the
|
||||
* queue so the subsystem notifies the driver that it may relax the
|
||||
* hardware by issuing this call
|
||||
* @prepare_cipher_request: do some prepare if need before handle the current request
|
||||
* @unprepare_cipher_request: undo any work done by prepare_cipher_request()
|
||||
* @cipher_one_request: do encryption for current request
|
||||
* @prepare_hash_request: do some prepare if need before handle the current request
|
||||
* @unprepare_hash_request: undo any work done by prepare_hash_request()
|
||||
* @hash_one_request: do hash for current request
|
||||
* @kworker: kthread worker struct for request pump
|
||||
* @pump_requests: work struct for scheduling work to the request pump
|
||||
* @priv_data: the engine private data
|
||||
|
@ -65,19 +62,6 @@ struct crypto_engine {
|
|||
int (*prepare_crypt_hardware)(struct crypto_engine *engine);
|
||||
int (*unprepare_crypt_hardware)(struct crypto_engine *engine);
|
||||
|
||||
int (*prepare_cipher_request)(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req);
|
||||
int (*unprepare_cipher_request)(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req);
|
||||
int (*prepare_hash_request)(struct crypto_engine *engine,
|
||||
struct ahash_request *req);
|
||||
int (*unprepare_hash_request)(struct crypto_engine *engine,
|
||||
struct ahash_request *req);
|
||||
int (*cipher_one_request)(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req);
|
||||
int (*hash_one_request)(struct crypto_engine *engine,
|
||||
struct ahash_request *req);
|
||||
|
||||
struct kthread_worker *kworker;
|
||||
struct kthread_work pump_requests;
|
||||
|
||||
|
@ -85,19 +69,45 @@ struct crypto_engine {
|
|||
struct crypto_async_request *cur_req;
|
||||
};
|
||||
|
||||
int crypto_transfer_cipher_request(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req,
|
||||
bool need_pump);
|
||||
int crypto_transfer_cipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req);
|
||||
int crypto_transfer_hash_request(struct crypto_engine *engine,
|
||||
struct ahash_request *req, bool need_pump);
|
||||
/*
|
||||
* struct crypto_engine_op - crypto hardware engine operations
|
||||
* @prepare__request: do some prepare if need before handle the current request
|
||||
* @unprepare_request: undo any work done by prepare_request()
|
||||
* @do_one_request: do encryption for current request
|
||||
*/
|
||||
struct crypto_engine_op {
|
||||
int (*prepare_request)(struct crypto_engine *engine,
|
||||
void *areq);
|
||||
int (*unprepare_request)(struct crypto_engine *engine,
|
||||
void *areq);
|
||||
int (*do_one_request)(struct crypto_engine *engine,
|
||||
void *areq);
|
||||
};
|
||||
|
||||
struct crypto_engine_ctx {
|
||||
struct crypto_engine_op op;
|
||||
};
|
||||
|
||||
int crypto_transfer_ablkcipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req);
|
||||
int crypto_transfer_aead_request_to_engine(struct crypto_engine *engine,
|
||||
struct aead_request *req);
|
||||
int crypto_transfer_akcipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct akcipher_request *req);
|
||||
int crypto_transfer_hash_request_to_engine(struct crypto_engine *engine,
|
||||
struct ahash_request *req);
|
||||
void crypto_finalize_cipher_request(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req, int err);
|
||||
struct ahash_request *req);
|
||||
int crypto_transfer_skcipher_request_to_engine(struct crypto_engine *engine,
|
||||
struct skcipher_request *req);
|
||||
void crypto_finalize_ablkcipher_request(struct crypto_engine *engine,
|
||||
struct ablkcipher_request *req, int err);
|
||||
void crypto_finalize_aead_request(struct crypto_engine *engine,
|
||||
struct aead_request *req, int err);
|
||||
void crypto_finalize_akcipher_request(struct crypto_engine *engine,
|
||||
struct akcipher_request *req, int err);
|
||||
void crypto_finalize_hash_request(struct crypto_engine *engine,
|
||||
struct ahash_request *req, int err);
|
||||
void crypto_finalize_skcipher_request(struct crypto_engine *engine,
|
||||
struct skcipher_request *req, int err);
|
||||
int crypto_engine_start(struct crypto_engine *engine);
|
||||
int crypto_engine_stop(struct crypto_engine *engine);
|
||||
struct crypto_engine *crypto_engine_alloc_init(struct device *dev, bool rt);
|
||||
|
|
Loading…
Reference in New Issue
Block a user