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433cd2c6 ZW |
1 | /* |
2 | * Crypto acceleration support for Rockchip RK3288 | |
3 | * | |
4 | * Copyright (c) 2015, Fuzhou Rockchip Electronics Co., Ltd | |
5 | * | |
6 | * Author: Zain Wang <zain.wang@rock-chips.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify it | |
9 | * under the terms and conditions of the GNU General Public License, | |
10 | * version 2, as published by the Free Software Foundation. | |
11 | * | |
12 | * Some ideas are from marvell-cesa.c and s5p-sss.c driver. | |
13 | */ | |
14 | #include "rk3288_crypto.h" | |
15 | ||
16 | #define RK_CRYPTO_DEC BIT(0) | |
17 | ||
18 | static void rk_crypto_complete(struct rk_crypto_info *dev, int err) | |
19 | { | |
20 | if (dev->ablk_req->base.complete) | |
21 | dev->ablk_req->base.complete(&dev->ablk_req->base, err); | |
22 | } | |
23 | ||
24 | static int rk_handle_req(struct rk_crypto_info *dev, | |
25 | struct ablkcipher_request *req) | |
26 | { | |
ac7c8e6b | 27 | unsigned long flags; |
433cd2c6 ZW |
28 | int err; |
29 | ||
30 | if (!IS_ALIGNED(req->nbytes, dev->align_size)) | |
31 | return -EINVAL; | |
32 | ||
33 | dev->left_bytes = req->nbytes; | |
34 | dev->total = req->nbytes; | |
35 | dev->sg_src = req->src; | |
36 | dev->first = req->src; | |
37 | dev->nents = sg_nents(req->src); | |
38 | dev->sg_dst = req->dst; | |
39 | dev->aligned = 1; | |
40 | dev->ablk_req = req; | |
41 | ||
ac7c8e6b | 42 | spin_lock_irqsave(&dev->lock, flags); |
433cd2c6 | 43 | err = ablkcipher_enqueue_request(&dev->queue, req); |
ac7c8e6b | 44 | spin_unlock_irqrestore(&dev->lock, flags); |
433cd2c6 ZW |
45 | tasklet_schedule(&dev->crypto_tasklet); |
46 | return err; | |
47 | } | |
48 | ||
49 | static int rk_aes_setkey(struct crypto_ablkcipher *cipher, | |
50 | const u8 *key, unsigned int keylen) | |
51 | { | |
52 | struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher); | |
53 | struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm); | |
54 | ||
55 | if (keylen != AES_KEYSIZE_128 && keylen != AES_KEYSIZE_192 && | |
56 | keylen != AES_KEYSIZE_256) { | |
57 | crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN); | |
58 | return -EINVAL; | |
59 | } | |
60 | ctx->keylen = keylen; | |
61 | memcpy_toio(ctx->dev->reg + RK_CRYPTO_AES_KEY_0, key, keylen); | |
62 | return 0; | |
63 | } | |
64 | ||
65 | static int rk_tdes_setkey(struct crypto_ablkcipher *cipher, | |
66 | const u8 *key, unsigned int keylen) | |
67 | { | |
68 | struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher); | |
69 | struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm); | |
70 | u32 tmp[DES_EXPKEY_WORDS]; | |
71 | ||
72 | if (keylen != DES_KEY_SIZE && keylen != DES3_EDE_KEY_SIZE) { | |
73 | crypto_ablkcipher_set_flags(cipher, CRYPTO_TFM_RES_BAD_KEY_LEN); | |
74 | return -EINVAL; | |
75 | } | |
76 | ||
77 | if (keylen == DES_KEY_SIZE) { | |
78 | if (!des_ekey(tmp, key) && | |
79 | (tfm->crt_flags & CRYPTO_TFM_REQ_WEAK_KEY)) { | |
80 | tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY; | |
81 | return -EINVAL; | |
82 | } | |
83 | } | |
84 | ||
85 | ctx->keylen = keylen; | |
86 | memcpy_toio(ctx->dev->reg + RK_CRYPTO_TDES_KEY1_0, key, keylen); | |
87 | return 0; | |
88 | } | |
89 | ||
90 | static int rk_aes_ecb_encrypt(struct ablkcipher_request *req) | |
91 | { | |
92 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
93 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
94 | struct rk_crypto_info *dev = ctx->dev; | |
95 | ||
96 | dev->mode = RK_CRYPTO_AES_ECB_MODE; | |
97 | return rk_handle_req(dev, req); | |
98 | } | |
99 | ||
100 | static int rk_aes_ecb_decrypt(struct ablkcipher_request *req) | |
101 | { | |
102 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
103 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
104 | struct rk_crypto_info *dev = ctx->dev; | |
105 | ||
106 | dev->mode = RK_CRYPTO_AES_ECB_MODE | RK_CRYPTO_DEC; | |
107 | return rk_handle_req(dev, req); | |
108 | } | |
109 | ||
110 | static int rk_aes_cbc_encrypt(struct ablkcipher_request *req) | |
111 | { | |
112 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
113 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
114 | struct rk_crypto_info *dev = ctx->dev; | |
115 | ||
116 | dev->mode = RK_CRYPTO_AES_CBC_MODE; | |
117 | return rk_handle_req(dev, req); | |
118 | } | |
119 | ||
120 | static int rk_aes_cbc_decrypt(struct ablkcipher_request *req) | |
121 | { | |
122 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
123 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
124 | struct rk_crypto_info *dev = ctx->dev; | |
125 | ||
126 | dev->mode = RK_CRYPTO_AES_CBC_MODE | RK_CRYPTO_DEC; | |
127 | return rk_handle_req(dev, req); | |
128 | } | |
129 | ||
130 | static int rk_des_ecb_encrypt(struct ablkcipher_request *req) | |
131 | { | |
132 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
133 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
134 | struct rk_crypto_info *dev = ctx->dev; | |
135 | ||
136 | dev->mode = 0; | |
137 | return rk_handle_req(dev, req); | |
138 | } | |
139 | ||
140 | static int rk_des_ecb_decrypt(struct ablkcipher_request *req) | |
141 | { | |
142 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
143 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
144 | struct rk_crypto_info *dev = ctx->dev; | |
145 | ||
146 | dev->mode = RK_CRYPTO_DEC; | |
147 | return rk_handle_req(dev, req); | |
148 | } | |
149 | ||
150 | static int rk_des_cbc_encrypt(struct ablkcipher_request *req) | |
151 | { | |
152 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
153 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
154 | struct rk_crypto_info *dev = ctx->dev; | |
155 | ||
156 | dev->mode = RK_CRYPTO_TDES_CHAINMODE_CBC; | |
157 | return rk_handle_req(dev, req); | |
158 | } | |
159 | ||
160 | static int rk_des_cbc_decrypt(struct ablkcipher_request *req) | |
161 | { | |
162 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
163 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
164 | struct rk_crypto_info *dev = ctx->dev; | |
165 | ||
166 | dev->mode = RK_CRYPTO_TDES_CHAINMODE_CBC | RK_CRYPTO_DEC; | |
167 | return rk_handle_req(dev, req); | |
168 | } | |
169 | ||
170 | static int rk_des3_ede_ecb_encrypt(struct ablkcipher_request *req) | |
171 | { | |
172 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
173 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
174 | struct rk_crypto_info *dev = ctx->dev; | |
175 | ||
176 | dev->mode = RK_CRYPTO_TDES_SELECT; | |
177 | return rk_handle_req(dev, req); | |
178 | } | |
179 | ||
180 | static int rk_des3_ede_ecb_decrypt(struct ablkcipher_request *req) | |
181 | { | |
182 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
183 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
184 | struct rk_crypto_info *dev = ctx->dev; | |
185 | ||
186 | dev->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_DEC; | |
187 | return rk_handle_req(dev, req); | |
188 | } | |
189 | ||
190 | static int rk_des3_ede_cbc_encrypt(struct ablkcipher_request *req) | |
191 | { | |
192 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
193 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
194 | struct rk_crypto_info *dev = ctx->dev; | |
195 | ||
196 | dev->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC; | |
197 | return rk_handle_req(dev, req); | |
198 | } | |
199 | ||
200 | static int rk_des3_ede_cbc_decrypt(struct ablkcipher_request *req) | |
201 | { | |
202 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); | |
203 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(tfm); | |
204 | struct rk_crypto_info *dev = ctx->dev; | |
205 | ||
206 | dev->mode = RK_CRYPTO_TDES_SELECT | RK_CRYPTO_TDES_CHAINMODE_CBC | | |
207 | RK_CRYPTO_DEC; | |
208 | return rk_handle_req(dev, req); | |
209 | } | |
210 | ||
211 | static void rk_ablk_hw_init(struct rk_crypto_info *dev) | |
212 | { | |
213 | struct crypto_ablkcipher *cipher = | |
214 | crypto_ablkcipher_reqtfm(dev->ablk_req); | |
215 | struct crypto_tfm *tfm = crypto_ablkcipher_tfm(cipher); | |
216 | struct rk_cipher_ctx *ctx = crypto_ablkcipher_ctx(cipher); | |
217 | u32 ivsize, block, conf_reg = 0; | |
218 | ||
219 | block = crypto_tfm_alg_blocksize(tfm); | |
220 | ivsize = crypto_ablkcipher_ivsize(cipher); | |
221 | ||
222 | if (block == DES_BLOCK_SIZE) { | |
223 | dev->mode |= RK_CRYPTO_TDES_FIFO_MODE | | |
224 | RK_CRYPTO_TDES_BYTESWAP_KEY | | |
225 | RK_CRYPTO_TDES_BYTESWAP_IV; | |
226 | CRYPTO_WRITE(dev, RK_CRYPTO_TDES_CTRL, dev->mode); | |
227 | memcpy_toio(dev->reg + RK_CRYPTO_TDES_IV_0, | |
228 | dev->ablk_req->info, ivsize); | |
229 | conf_reg = RK_CRYPTO_DESSEL; | |
230 | } else { | |
231 | dev->mode |= RK_CRYPTO_AES_FIFO_MODE | | |
232 | RK_CRYPTO_AES_KEY_CHANGE | | |
233 | RK_CRYPTO_AES_BYTESWAP_KEY | | |
234 | RK_CRYPTO_AES_BYTESWAP_IV; | |
235 | if (ctx->keylen == AES_KEYSIZE_192) | |
236 | dev->mode |= RK_CRYPTO_AES_192BIT_key; | |
237 | else if (ctx->keylen == AES_KEYSIZE_256) | |
238 | dev->mode |= RK_CRYPTO_AES_256BIT_key; | |
239 | CRYPTO_WRITE(dev, RK_CRYPTO_AES_CTRL, dev->mode); | |
240 | memcpy_toio(dev->reg + RK_CRYPTO_AES_IV_0, | |
241 | dev->ablk_req->info, ivsize); | |
242 | } | |
243 | conf_reg |= RK_CRYPTO_BYTESWAP_BTFIFO | | |
244 | RK_CRYPTO_BYTESWAP_BRFIFO; | |
245 | CRYPTO_WRITE(dev, RK_CRYPTO_CONF, conf_reg); | |
246 | CRYPTO_WRITE(dev, RK_CRYPTO_INTENA, | |
247 | RK_CRYPTO_BCDMA_ERR_ENA | RK_CRYPTO_BCDMA_DONE_ENA); | |
248 | } | |
249 | ||
250 | static void crypto_dma_start(struct rk_crypto_info *dev) | |
251 | { | |
252 | CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAS, dev->addr_in); | |
253 | CRYPTO_WRITE(dev, RK_CRYPTO_BRDMAL, dev->count / 4); | |
254 | CRYPTO_WRITE(dev, RK_CRYPTO_BTDMAS, dev->addr_out); | |
255 | CRYPTO_WRITE(dev, RK_CRYPTO_CTRL, RK_CRYPTO_BLOCK_START | | |
256 | _SBF(RK_CRYPTO_BLOCK_START, 16)); | |
257 | } | |
258 | ||
259 | static int rk_set_data_start(struct rk_crypto_info *dev) | |
260 | { | |
261 | int err; | |
262 | ||
263 | err = dev->load_data(dev, dev->sg_src, dev->sg_dst); | |
264 | if (!err) | |
265 | crypto_dma_start(dev); | |
266 | return err; | |
267 | } | |
268 | ||
269 | static int rk_ablk_start(struct rk_crypto_info *dev) | |
270 | { | |
ac7c8e6b | 271 | unsigned long flags; |
433cd2c6 ZW |
272 | int err; |
273 | ||
ac7c8e6b | 274 | spin_lock_irqsave(&dev->lock, flags); |
433cd2c6 ZW |
275 | rk_ablk_hw_init(dev); |
276 | err = rk_set_data_start(dev); | |
ac7c8e6b | 277 | spin_unlock_irqrestore(&dev->lock, flags); |
433cd2c6 ZW |
278 | return err; |
279 | } | |
280 | ||
281 | static void rk_iv_copyback(struct rk_crypto_info *dev) | |
282 | { | |
283 | struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(dev->ablk_req); | |
284 | u32 ivsize = crypto_ablkcipher_ivsize(tfm); | |
285 | ||
286 | if (ivsize == DES_BLOCK_SIZE) | |
287 | memcpy_fromio(dev->ablk_req->info, | |
288 | dev->reg + RK_CRYPTO_TDES_IV_0, ivsize); | |
289 | else if (ivsize == AES_BLOCK_SIZE) | |
290 | memcpy_fromio(dev->ablk_req->info, | |
291 | dev->reg + RK_CRYPTO_AES_IV_0, ivsize); | |
292 | } | |
293 | ||
294 | /* return: | |
295 | * true some err was occurred | |
296 | * fault no err, continue | |
297 | */ | |
298 | static int rk_ablk_rx(struct rk_crypto_info *dev) | |
299 | { | |
300 | int err = 0; | |
301 | ||
302 | dev->unload_data(dev); | |
303 | if (!dev->aligned) { | |
304 | if (!sg_pcopy_from_buffer(dev->ablk_req->dst, dev->nents, | |
305 | dev->addr_vir, dev->count, | |
306 | dev->total - dev->left_bytes - | |
307 | dev->count)) { | |
308 | err = -EINVAL; | |
309 | goto out_rx; | |
310 | } | |
311 | } | |
312 | if (dev->left_bytes) { | |
313 | if (dev->aligned) { | |
314 | if (sg_is_last(dev->sg_src)) { | |
315 | dev_err(dev->dev, "[%s:%d] Lack of data\n", | |
316 | __func__, __LINE__); | |
317 | err = -ENOMEM; | |
318 | goto out_rx; | |
319 | } | |
320 | dev->sg_src = sg_next(dev->sg_src); | |
321 | dev->sg_dst = sg_next(dev->sg_dst); | |
322 | } | |
323 | err = rk_set_data_start(dev); | |
324 | } else { | |
325 | rk_iv_copyback(dev); | |
326 | /* here show the calculation is over without any err */ | |
327 | dev->complete(dev, 0); | |
328 | } | |
329 | out_rx: | |
330 | return err; | |
331 | } | |
332 | ||
333 | static int rk_ablk_cra_init(struct crypto_tfm *tfm) | |
334 | { | |
335 | struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm); | |
336 | struct crypto_alg *alg = tfm->__crt_alg; | |
337 | struct rk_crypto_tmp *algt; | |
338 | ||
bfd927ff | 339 | algt = container_of(alg, struct rk_crypto_tmp, alg.crypto); |
433cd2c6 ZW |
340 | |
341 | ctx->dev = algt->dev; | |
342 | ctx->dev->align_size = crypto_tfm_alg_alignmask(tfm) + 1; | |
343 | ctx->dev->start = rk_ablk_start; | |
344 | ctx->dev->update = rk_ablk_rx; | |
345 | ctx->dev->complete = rk_crypto_complete; | |
346 | ctx->dev->addr_vir = (char *)__get_free_page(GFP_KERNEL); | |
347 | ||
348 | return ctx->dev->addr_vir ? ctx->dev->enable_clk(ctx->dev) : -ENOMEM; | |
349 | } | |
350 | ||
351 | static void rk_ablk_cra_exit(struct crypto_tfm *tfm) | |
352 | { | |
353 | struct rk_cipher_ctx *ctx = crypto_tfm_ctx(tfm); | |
354 | ||
355 | free_page((unsigned long)ctx->dev->addr_vir); | |
356 | ctx->dev->disable_clk(ctx->dev); | |
357 | } | |
358 | ||
359 | struct rk_crypto_tmp rk_ecb_aes_alg = { | |
bfd927ff ZW |
360 | .type = ALG_TYPE_CIPHER, |
361 | .alg.crypto = { | |
433cd2c6 ZW |
362 | .cra_name = "ecb(aes)", |
363 | .cra_driver_name = "ecb-aes-rk", | |
364 | .cra_priority = 300, | |
365 | .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | | |
366 | CRYPTO_ALG_ASYNC, | |
367 | .cra_blocksize = AES_BLOCK_SIZE, | |
368 | .cra_ctxsize = sizeof(struct rk_cipher_ctx), | |
369 | .cra_alignmask = 0x0f, | |
370 | .cra_type = &crypto_ablkcipher_type, | |
371 | .cra_module = THIS_MODULE, | |
372 | .cra_init = rk_ablk_cra_init, | |
373 | .cra_exit = rk_ablk_cra_exit, | |
374 | .cra_u.ablkcipher = { | |
375 | .min_keysize = AES_MIN_KEY_SIZE, | |
376 | .max_keysize = AES_MAX_KEY_SIZE, | |
377 | .setkey = rk_aes_setkey, | |
378 | .encrypt = rk_aes_ecb_encrypt, | |
379 | .decrypt = rk_aes_ecb_decrypt, | |
380 | } | |
381 | } | |
382 | }; | |
383 | ||
384 | struct rk_crypto_tmp rk_cbc_aes_alg = { | |
bfd927ff ZW |
385 | .type = ALG_TYPE_CIPHER, |
386 | .alg.crypto = { | |
433cd2c6 ZW |
387 | .cra_name = "cbc(aes)", |
388 | .cra_driver_name = "cbc-aes-rk", | |
389 | .cra_priority = 300, | |
390 | .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | | |
391 | CRYPTO_ALG_ASYNC, | |
392 | .cra_blocksize = AES_BLOCK_SIZE, | |
393 | .cra_ctxsize = sizeof(struct rk_cipher_ctx), | |
394 | .cra_alignmask = 0x0f, | |
395 | .cra_type = &crypto_ablkcipher_type, | |
396 | .cra_module = THIS_MODULE, | |
397 | .cra_init = rk_ablk_cra_init, | |
398 | .cra_exit = rk_ablk_cra_exit, | |
399 | .cra_u.ablkcipher = { | |
400 | .min_keysize = AES_MIN_KEY_SIZE, | |
401 | .max_keysize = AES_MAX_KEY_SIZE, | |
402 | .ivsize = AES_BLOCK_SIZE, | |
403 | .setkey = rk_aes_setkey, | |
404 | .encrypt = rk_aes_cbc_encrypt, | |
405 | .decrypt = rk_aes_cbc_decrypt, | |
406 | } | |
407 | } | |
408 | }; | |
409 | ||
410 | struct rk_crypto_tmp rk_ecb_des_alg = { | |
bfd927ff ZW |
411 | .type = ALG_TYPE_CIPHER, |
412 | .alg.crypto = { | |
433cd2c6 ZW |
413 | .cra_name = "ecb(des)", |
414 | .cra_driver_name = "ecb-des-rk", | |
415 | .cra_priority = 300, | |
416 | .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | | |
417 | CRYPTO_ALG_ASYNC, | |
418 | .cra_blocksize = DES_BLOCK_SIZE, | |
419 | .cra_ctxsize = sizeof(struct rk_cipher_ctx), | |
420 | .cra_alignmask = 0x07, | |
421 | .cra_type = &crypto_ablkcipher_type, | |
422 | .cra_module = THIS_MODULE, | |
423 | .cra_init = rk_ablk_cra_init, | |
424 | .cra_exit = rk_ablk_cra_exit, | |
425 | .cra_u.ablkcipher = { | |
426 | .min_keysize = DES_KEY_SIZE, | |
427 | .max_keysize = DES_KEY_SIZE, | |
428 | .setkey = rk_tdes_setkey, | |
429 | .encrypt = rk_des_ecb_encrypt, | |
430 | .decrypt = rk_des_ecb_decrypt, | |
431 | } | |
432 | } | |
433 | }; | |
434 | ||
435 | struct rk_crypto_tmp rk_cbc_des_alg = { | |
bfd927ff ZW |
436 | .type = ALG_TYPE_CIPHER, |
437 | .alg.crypto = { | |
433cd2c6 ZW |
438 | .cra_name = "cbc(des)", |
439 | .cra_driver_name = "cbc-des-rk", | |
440 | .cra_priority = 300, | |
441 | .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | | |
442 | CRYPTO_ALG_ASYNC, | |
443 | .cra_blocksize = DES_BLOCK_SIZE, | |
444 | .cra_ctxsize = sizeof(struct rk_cipher_ctx), | |
445 | .cra_alignmask = 0x07, | |
446 | .cra_type = &crypto_ablkcipher_type, | |
447 | .cra_module = THIS_MODULE, | |
448 | .cra_init = rk_ablk_cra_init, | |
449 | .cra_exit = rk_ablk_cra_exit, | |
450 | .cra_u.ablkcipher = { | |
451 | .min_keysize = DES_KEY_SIZE, | |
452 | .max_keysize = DES_KEY_SIZE, | |
453 | .ivsize = DES_BLOCK_SIZE, | |
454 | .setkey = rk_tdes_setkey, | |
455 | .encrypt = rk_des_cbc_encrypt, | |
456 | .decrypt = rk_des_cbc_decrypt, | |
457 | } | |
458 | } | |
459 | }; | |
460 | ||
461 | struct rk_crypto_tmp rk_ecb_des3_ede_alg = { | |
bfd927ff ZW |
462 | .type = ALG_TYPE_CIPHER, |
463 | .alg.crypto = { | |
433cd2c6 ZW |
464 | .cra_name = "ecb(des3_ede)", |
465 | .cra_driver_name = "ecb-des3-ede-rk", | |
466 | .cra_priority = 300, | |
467 | .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | | |
468 | CRYPTO_ALG_ASYNC, | |
469 | .cra_blocksize = DES_BLOCK_SIZE, | |
470 | .cra_ctxsize = sizeof(struct rk_cipher_ctx), | |
471 | .cra_alignmask = 0x07, | |
472 | .cra_type = &crypto_ablkcipher_type, | |
473 | .cra_module = THIS_MODULE, | |
474 | .cra_init = rk_ablk_cra_init, | |
475 | .cra_exit = rk_ablk_cra_exit, | |
476 | .cra_u.ablkcipher = { | |
477 | .min_keysize = DES3_EDE_KEY_SIZE, | |
478 | .max_keysize = DES3_EDE_KEY_SIZE, | |
479 | .ivsize = DES_BLOCK_SIZE, | |
480 | .setkey = rk_tdes_setkey, | |
481 | .encrypt = rk_des3_ede_ecb_encrypt, | |
482 | .decrypt = rk_des3_ede_ecb_decrypt, | |
483 | } | |
484 | } | |
485 | }; | |
486 | ||
487 | struct rk_crypto_tmp rk_cbc_des3_ede_alg = { | |
bfd927ff ZW |
488 | .type = ALG_TYPE_CIPHER, |
489 | .alg.crypto = { | |
433cd2c6 ZW |
490 | .cra_name = "cbc(des3_ede)", |
491 | .cra_driver_name = "cbc-des3-ede-rk", | |
492 | .cra_priority = 300, | |
493 | .cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER | | |
494 | CRYPTO_ALG_ASYNC, | |
495 | .cra_blocksize = DES_BLOCK_SIZE, | |
496 | .cra_ctxsize = sizeof(struct rk_cipher_ctx), | |
497 | .cra_alignmask = 0x07, | |
498 | .cra_type = &crypto_ablkcipher_type, | |
499 | .cra_module = THIS_MODULE, | |
500 | .cra_init = rk_ablk_cra_init, | |
501 | .cra_exit = rk_ablk_cra_exit, | |
502 | .cra_u.ablkcipher = { | |
503 | .min_keysize = DES3_EDE_KEY_SIZE, | |
504 | .max_keysize = DES3_EDE_KEY_SIZE, | |
505 | .ivsize = DES_BLOCK_SIZE, | |
506 | .setkey = rk_tdes_setkey, | |
507 | .encrypt = rk_des3_ede_cbc_encrypt, | |
508 | .decrypt = rk_des3_ede_cbc_decrypt, | |
509 | } | |
510 | } | |
511 | }; |