1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (c) 2010-2014, The Linux Foundation. All rights reserved.
4 */
5
6 #ifndef _CORE_H_
7 #define _CORE_H_
8
9 #include "dma.h"
10
11 /**
12 * struct qce_device - crypto engine device structure
13 * @queue: crypto request queue
14 * @lock: the lock protects queue and req
15 * @done_tasklet: done tasklet object
16 * @req: current active request
17 * @result: result of current transform
18 * @base: virtual IO base
19 * @dev: pointer to device structure
20 * @core: core device clock
21 * @iface: interface clock
22 * @bus: bus clock
23 * @dma: pointer to dma data
24 * @burst_size: the crypto burst size
25 * @pipe_pair_id: which pipe pair id the device using
26 * @async_req_enqueue: invoked by every algorithm to enqueue a request
27 * @async_req_done: invoked by every algorithm to finish its request
28 */
29 struct qce_device {
30 struct crypto_queue queue;
31 spinlock_t lock;
32 struct tasklet_struct done_tasklet;
33 struct crypto_async_request *req;
34 int result;
35 void __iomem *base;
36 struct device *dev;
37 struct clk *core, *iface, *bus;
38 struct qce_dma_data dma;
39 int burst_size;
40 unsigned int pipe_pair_id;
41 int (*async_req_enqueue)(struct qce_device *qce,
42 struct crypto_async_request *req);
43 void (*async_req_done)(struct qce_device *qce, int ret);
44 };
45
46 /**
47 * struct qce_algo_ops - algorithm operations per crypto type
48 * @type: should be CRYPTO_ALG_TYPE_XXX
49 * @register_algs: invoked by core to register the algorithms
50 * @unregister_algs: invoked by core to unregister the algorithms
51 * @async_req_handle: invoked by core to handle enqueued request
52 */
53 struct qce_algo_ops {
54 u32 type;
55 int (*register_algs)(struct qce_device *qce);
56 void (*unregister_algs)(struct qce_device *qce);
57 int (*async_req_handle)(struct crypto_async_request *async_req);
58 };
59
60 #endif /* _CORE_H_ */