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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859/* SPDX-License-Identifier: GPL-2.0-or-later *//* * Crypto engine API * * Copyright (c) 2016 Baolin Wang <baolin.wang@linaro.org> * Copyright (c) 2023 Herbert Xu <herbert@gondor.apana.org.au> */#ifndef _CRYPTO_INTERNAL_ENGINE_H#define _CRYPTO_INTERNAL_ENGINE_H
#include <crypto/algapi.h>#include <crypto/engine.h>#include <linux/kthread.h>#include <linux/spinlock_types.h>#include <linux/types.h>
#define ENGINE_NAME_LEN 30
struct device;
/* * struct crypto_engine - crypto hardware engine * @name: the engine name * @busy: request pump is busy * @running: the engine is on working * @retry_support: indication that the hardware allows re-execution * of a failed backlog request * crypto-engine, in head position to keep order * @rt: whether this queue is set to run as a realtime task * @list: link with the global crypto engine list * @queue_lock: spinlock to synchronise access to request queue * @queue: the crypto queue of the engine * @kworker: kthread worker struct for request pump * @pump_requests: work struct for scheduling work to the request pump * @priv_data: the engine private data * @cur_req: the current request which is on processing */struct crypto_engine { char name[ENGINE_NAME_LEN]; bool busy; bool running;
bool retry_support; bool rt;
struct list_head list; spinlock_t queue_lock; struct crypto_queue queue __guarded_by(&queue_lock); struct device *dev;
struct kthread_worker *kworker; struct kthread_work pump_requests;
void *priv_data; struct crypto_async_request *cur_req;};
#endif