1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Hash function and HMAC support for StarFive driver 4 * 5 * Copyright (c) 2022 StarFive Technology 6 * 7 */ 8 9 #include <crypto/engine.h> 10 #include <crypto/internal/hash.h> 11 #include <crypto/scatterwalk.h> 12 #include "jh7110-cryp.h" 13 #include <linux/amba/pl080.h> 14 #include <linux/clk.h> 15 #include <linux/dma-direct.h> 16 #include <linux/interrupt.h> 17 #include <linux/iopoll.h> 18 #include <linux/kernel.h> 19 #include <linux/module.h> 20 #include <linux/platform_device.h> 21 #include <linux/pm_runtime.h> 22 #include <linux/reset.h> 23 24 #define STARFIVE_HASH_REGS_OFFSET 0x300 25 #define STARFIVE_HASH_SHACSR (STARFIVE_HASH_REGS_OFFSET + 0x0) 26 #define STARFIVE_HASH_SHAWDR (STARFIVE_HASH_REGS_OFFSET + 0x4) 27 #define STARFIVE_HASH_SHARDR (STARFIVE_HASH_REGS_OFFSET + 0x8) 28 #define STARFIVE_HASH_SHAWSR (STARFIVE_HASH_REGS_OFFSET + 0xC) 29 #define STARFIVE_HASH_SHAWLEN3 (STARFIVE_HASH_REGS_OFFSET + 0x10) 30 #define STARFIVE_HASH_SHAWLEN2 (STARFIVE_HASH_REGS_OFFSET + 0x14) 31 #define STARFIVE_HASH_SHAWLEN1 (STARFIVE_HASH_REGS_OFFSET + 0x18) 32 #define STARFIVE_HASH_SHAWLEN0 (STARFIVE_HASH_REGS_OFFSET + 0x1C) 33 #define STARFIVE_HASH_SHAWKR (STARFIVE_HASH_REGS_OFFSET + 0x20) 34 #define STARFIVE_HASH_SHAWKLEN (STARFIVE_HASH_REGS_OFFSET + 0x24) 35 36 #define STARFIVE_HASH_BUFLEN SHA512_BLOCK_SIZE 37 #define STARFIVE_HASH_RESET 0x2 38 39 static inline int starfive_hash_wait_busy(struct starfive_cryp_dev *cryp) 40 { 41 u32 status; 42 43 return readl_relaxed_poll_timeout(cryp->base + STARFIVE_HASH_SHACSR, status, 44 !(status & STARFIVE_HASH_BUSY), 10, 100000); 45 } 46 47 static inline int starfive_hash_wait_hmac_done(struct starfive_cryp_dev *cryp) 48 { 49 u32 status; 50 51 return readl_relaxed_poll_timeout(cryp->base + STARFIVE_HASH_SHACSR, status, 52 (status & STARFIVE_HASH_HMAC_DONE), 10, 100000); 53 } 54 55 static inline int starfive_hash_wait_key_done(struct starfive_cryp_ctx *ctx) 56 { 57 struct starfive_cryp_dev *cryp = ctx->cryp; 58 u32 status; 59 60 return readl_relaxed_poll_timeout(cryp->base + STARFIVE_HASH_SHACSR, status, 61 (status & STARFIVE_HASH_KEY_DONE), 10, 100000); 62 } 63 64 static int starfive_hash_hmac_key(struct starfive_cryp_ctx *ctx) 65 { 66 struct starfive_cryp_request_ctx *rctx = ctx->rctx; 67 struct starfive_cryp_dev *cryp = ctx->cryp; 68 int klen = ctx->keylen, loop; 69 unsigned int *key = (unsigned int *)ctx->key; 70 unsigned char *cl; 71 72 writel(ctx->keylen, cryp->base + STARFIVE_HASH_SHAWKLEN); 73 74 rctx->csr.hash.hmac = 1; 75 rctx->csr.hash.key_flag = 1; 76 77 writel(rctx->csr.hash.v, cryp->base + STARFIVE_HASH_SHACSR); 78 79 for (loop = 0; loop < klen / sizeof(unsigned int); loop++, key++) 80 writel(*key, cryp->base + STARFIVE_HASH_SHAWKR); 81 82 if (klen & 0x3) { 83 cl = (unsigned char *)key; 84 for (loop = 0; loop < (klen & 0x3); loop++, cl++) 85 writeb(*cl, cryp->base + STARFIVE_HASH_SHAWKR); 86 } 87 88 if (starfive_hash_wait_key_done(ctx)) 89 return dev_err_probe(cryp->dev, -ETIMEDOUT, "starfive_hash_wait_key_done error\n"); 90 91 return 0; 92 } 93 94 static void starfive_hash_start(struct starfive_cryp_dev *cryp) 95 { 96 union starfive_hash_csr csr; 97 98 csr.v = readl(cryp->base + STARFIVE_HASH_SHACSR); 99 csr.firstb = 0; 100 csr.final = 1; 101 writel(csr.v, cryp->base + STARFIVE_HASH_SHACSR); 102 } 103 104 static void starfive_hash_dma_callback(void *param) 105 { 106 struct starfive_cryp_dev *cryp = param; 107 108 complete(&cryp->dma_done); 109 } 110 111 static void starfive_hash_dma_init(struct starfive_cryp_dev *cryp) 112 { 113 cryp->cfg_in.src_addr_width = DMA_SLAVE_BUSWIDTH_16_BYTES; 114 cryp->cfg_in.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES; 115 cryp->cfg_in.src_maxburst = cryp->dma_maxburst; 116 cryp->cfg_in.dst_maxburst = cryp->dma_maxburst; 117 cryp->cfg_in.dst_addr = cryp->phys_base + STARFIVE_ALG_FIFO_OFFSET; 118 119 dmaengine_slave_config(cryp->tx, &cryp->cfg_in); 120 121 init_completion(&cryp->dma_done); 122 } 123 124 static int starfive_hash_dma_xfer(struct starfive_cryp_dev *cryp, 125 struct scatterlist *sg) 126 { 127 struct dma_async_tx_descriptor *in_desc; 128 union starfive_alg_cr alg_cr; 129 int ret = 0; 130 131 alg_cr.v = 0; 132 alg_cr.start = 1; 133 alg_cr.hash_dma_en = 1; 134 writel(alg_cr.v, cryp->base + STARFIVE_ALG_CR_OFFSET); 135 136 writel(sg_dma_len(sg), cryp->base + STARFIVE_DMA_IN_LEN_OFFSET); 137 sg_dma_len(sg) = ALIGN(sg_dma_len(sg), sizeof(u32)); 138 139 in_desc = dmaengine_prep_slave_sg(cryp->tx, sg, 1, DMA_MEM_TO_DEV, 140 DMA_PREP_INTERRUPT | DMA_CTRL_ACK); 141 if (!in_desc) { 142 ret = -EINVAL; 143 goto end; 144 } 145 146 reinit_completion(&cryp->dma_done); 147 in_desc->callback = starfive_hash_dma_callback; 148 in_desc->callback_param = cryp; 149 150 dmaengine_submit(in_desc); 151 dma_async_issue_pending(cryp->tx); 152 153 if (!wait_for_completion_timeout(&cryp->dma_done, 154 msecs_to_jiffies(1000))) 155 ret = -ETIMEDOUT; 156 157 end: 158 alg_cr.v = 0; 159 alg_cr.clear = 1; 160 writel(alg_cr.v, cryp->base + STARFIVE_ALG_CR_OFFSET); 161 162 return ret; 163 } 164 165 static int starfive_hash_copy_hash(struct ahash_request *req) 166 { 167 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 168 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req)); 169 int count, *data; 170 int mlen; 171 172 if (!req->result) 173 return 0; 174 175 mlen = rctx->digsize / sizeof(u32); 176 data = (u32 *)req->result; 177 178 for (count = 0; count < mlen; count++) 179 put_unaligned(readl(ctx->cryp->base + STARFIVE_HASH_SHARDR), 180 &data[count]); 181 182 return 0; 183 } 184 185 static void starfive_hash_done_task(struct starfive_cryp_dev *cryp) 186 { 187 int err = cryp->err; 188 189 if (!err) 190 err = starfive_hash_copy_hash(cryp->req.hreq); 191 192 crypto_finalize_hash_request(cryp->engine, cryp->req.hreq, err); 193 } 194 195 static int starfive_hash_one_request(struct crypto_engine *engine, void *areq) 196 { 197 struct ahash_request *req = container_of(areq, struct ahash_request, 198 base); 199 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(crypto_ahash_reqtfm(req)); 200 struct starfive_cryp_request_ctx *rctx = ctx->rctx; 201 struct starfive_cryp_dev *cryp = ctx->cryp; 202 struct scatterlist *tsg; 203 int ret, src_nents, i; 204 205 writel(STARFIVE_HASH_RESET, cryp->base + STARFIVE_HASH_SHACSR); 206 207 if (starfive_hash_wait_busy(cryp)) 208 return dev_err_probe(cryp->dev, -ETIMEDOUT, "Error resetting hardware\n"); 209 210 rctx->csr.hash.v = 0; 211 rctx->csr.hash.mode = ctx->hash_mode; 212 213 if (ctx->is_hmac) { 214 ret = starfive_hash_hmac_key(ctx); 215 if (ret) 216 return ret; 217 } else { 218 rctx->csr.hash.start = 1; 219 rctx->csr.hash.firstb = 1; 220 writel(rctx->csr.hash.v, cryp->base + STARFIVE_HASH_SHACSR); 221 } 222 223 /* No input message, get digest and end. */ 224 if (!rctx->total) 225 goto hash_start; 226 227 starfive_hash_dma_init(cryp); 228 229 for_each_sg(rctx->in_sg, tsg, rctx->in_sg_len, i) { 230 src_nents = dma_map_sg(cryp->dev, tsg, 1, DMA_TO_DEVICE); 231 if (src_nents == 0) 232 return -ENOMEM; 233 234 ret = starfive_hash_dma_xfer(cryp, tsg); 235 dma_unmap_sg(cryp->dev, tsg, 1, DMA_TO_DEVICE); 236 if (ret) 237 return ret; 238 } 239 240 hash_start: 241 starfive_hash_start(cryp); 242 243 if (starfive_hash_wait_busy(cryp)) 244 return dev_err_probe(cryp->dev, -ETIMEDOUT, "Error generating digest\n"); 245 246 if (ctx->is_hmac) 247 cryp->err = starfive_hash_wait_hmac_done(cryp); 248 249 starfive_hash_done_task(cryp); 250 251 return 0; 252 } 253 254 static int starfive_hash_init(struct ahash_request *req) 255 { 256 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 257 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 258 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 259 260 ahash_request_set_tfm(&rctx->ahash_fbk_req, ctx->ahash_fbk); 261 ahash_request_set_callback(&rctx->ahash_fbk_req, 262 req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP, 263 req->base.complete, req->base.data); 264 265 ahash_request_set_crypt(&rctx->ahash_fbk_req, req->src, 266 req->result, req->nbytes); 267 268 return crypto_ahash_init(&rctx->ahash_fbk_req); 269 } 270 271 static int starfive_hash_update(struct ahash_request *req) 272 { 273 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 274 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 275 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 276 277 ahash_request_set_tfm(&rctx->ahash_fbk_req, ctx->ahash_fbk); 278 ahash_request_set_callback(&rctx->ahash_fbk_req, 279 req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP, 280 req->base.complete, req->base.data); 281 282 ahash_request_set_crypt(&rctx->ahash_fbk_req, req->src, 283 req->result, req->nbytes); 284 285 return crypto_ahash_update(&rctx->ahash_fbk_req); 286 } 287 288 static int starfive_hash_final(struct ahash_request *req) 289 { 290 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 291 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 292 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 293 294 ahash_request_set_tfm(&rctx->ahash_fbk_req, ctx->ahash_fbk); 295 ahash_request_set_callback(&rctx->ahash_fbk_req, 296 req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP, 297 req->base.complete, req->base.data); 298 299 ahash_request_set_crypt(&rctx->ahash_fbk_req, req->src, 300 req->result, req->nbytes); 301 302 return crypto_ahash_final(&rctx->ahash_fbk_req); 303 } 304 305 static int starfive_hash_finup(struct ahash_request *req) 306 { 307 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 308 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 309 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 310 311 ahash_request_set_tfm(&rctx->ahash_fbk_req, ctx->ahash_fbk); 312 ahash_request_set_callback(&rctx->ahash_fbk_req, 313 req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP, 314 req->base.complete, req->base.data); 315 316 ahash_request_set_crypt(&rctx->ahash_fbk_req, req->src, 317 req->result, req->nbytes); 318 319 return crypto_ahash_finup(&rctx->ahash_fbk_req); 320 } 321 322 static int starfive_hash_digest(struct ahash_request *req) 323 { 324 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 325 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 326 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 327 struct starfive_cryp_dev *cryp = ctx->cryp; 328 329 memset(rctx, 0, sizeof(struct starfive_cryp_request_ctx)); 330 331 cryp->req.hreq = req; 332 rctx->total = req->nbytes; 333 rctx->in_sg = req->src; 334 rctx->blksize = crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm)); 335 rctx->digsize = crypto_ahash_digestsize(tfm); 336 rctx->in_sg_len = sg_nents_for_len(rctx->in_sg, rctx->total); 337 ctx->rctx = rctx; 338 339 return crypto_transfer_hash_request_to_engine(cryp->engine, req); 340 } 341 342 static int starfive_hash_export(struct ahash_request *req, void *out) 343 { 344 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 345 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 346 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 347 348 ahash_request_set_tfm(&rctx->ahash_fbk_req, ctx->ahash_fbk); 349 ahash_request_set_callback(&rctx->ahash_fbk_req, 350 req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP, 351 req->base.complete, req->base.data); 352 353 return crypto_ahash_export(&rctx->ahash_fbk_req, out); 354 } 355 356 static int starfive_hash_import(struct ahash_request *req, const void *in) 357 { 358 struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req); 359 struct crypto_ahash *tfm = crypto_ahash_reqtfm(req); 360 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm); 361 362 ahash_request_set_tfm(&rctx->ahash_fbk_req, ctx->ahash_fbk); 363 ahash_request_set_callback(&rctx->ahash_fbk_req, 364 req->base.flags & CRYPTO_TFM_REQ_MAY_SLEEP, 365 req->base.complete, req->base.data); 366 367 return crypto_ahash_import(&rctx->ahash_fbk_req, in); 368 } 369 370 static int starfive_hash_init_tfm(struct crypto_ahash *hash, 371 const char *alg_name, 372 unsigned int mode, 373 bool is_hmac) 374 { 375 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(hash); 376 377 ctx->cryp = starfive_cryp_find_dev(ctx); 378 379 if (!ctx->cryp) 380 return -ENODEV; 381 382 ctx->ahash_fbk = crypto_alloc_ahash(alg_name, 0, 383 CRYPTO_ALG_NEED_FALLBACK); 384 385 if (IS_ERR(ctx->ahash_fbk)) 386 return dev_err_probe(ctx->cryp->dev, PTR_ERR(ctx->ahash_fbk), 387 "starfive_hash: Could not load fallback driver.\n"); 388 389 crypto_ahash_set_statesize(hash, crypto_ahash_statesize(ctx->ahash_fbk)); 390 crypto_ahash_set_reqsize(hash, sizeof(struct starfive_cryp_request_ctx) + 391 crypto_ahash_reqsize(ctx->ahash_fbk)); 392 393 ctx->is_hmac = is_hmac; 394 ctx->hash_mode = mode; 395 396 return 0; 397 } 398 399 static void starfive_hash_exit_tfm(struct crypto_ahash *hash) 400 { 401 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(hash); 402 403 crypto_free_ahash(ctx->ahash_fbk); 404 } 405 406 static int starfive_hash_long_setkey(struct starfive_cryp_ctx *ctx, 407 const u8 *key, unsigned int keylen, 408 const char *alg_name) 409 { 410 struct crypto_wait wait; 411 struct ahash_request *req; 412 struct scatterlist sg; 413 struct crypto_ahash *ahash_tfm; 414 u8 *buf; 415 int ret; 416 417 ahash_tfm = crypto_alloc_ahash(alg_name, 0, 0); 418 if (IS_ERR(ahash_tfm)) 419 return PTR_ERR(ahash_tfm); 420 421 req = ahash_request_alloc(ahash_tfm, GFP_KERNEL); 422 if (!req) { 423 ret = -ENOMEM; 424 goto err_free_ahash; 425 } 426 427 crypto_init_wait(&wait); 428 ahash_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG, 429 crypto_req_done, &wait); 430 crypto_ahash_clear_flags(ahash_tfm, ~0); 431 432 buf = kzalloc(keylen + STARFIVE_HASH_BUFLEN, GFP_KERNEL); 433 if (!buf) { 434 ret = -ENOMEM; 435 goto err_free_req; 436 } 437 438 memcpy(buf, key, keylen); 439 sg_init_one(&sg, buf, keylen); 440 ahash_request_set_crypt(req, &sg, ctx->key, keylen); 441 442 ret = crypto_wait_req(crypto_ahash_digest(req), &wait); 443 444 kfree(buf); 445 err_free_req: 446 ahash_request_free(req); 447 err_free_ahash: 448 crypto_free_ahash(ahash_tfm); 449 return ret; 450 } 451 452 static int starfive_hash_setkey(struct crypto_ahash *hash, 453 const u8 *key, unsigned int keylen) 454 { 455 struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(hash); 456 unsigned int digestsize = crypto_ahash_digestsize(hash); 457 unsigned int blocksize = crypto_ahash_blocksize(hash); 458 const char *alg_name; 459 460 crypto_ahash_setkey(ctx->ahash_fbk, key, keylen); 461 462 if (keylen <= blocksize) { 463 memcpy(ctx->key, key, keylen); 464 ctx->keylen = keylen; 465 return 0; 466 } 467 468 ctx->keylen = digestsize; 469 470 switch (digestsize) { 471 case SHA224_DIGEST_SIZE: 472 alg_name = "sha224-starfive"; 473 break; 474 case SHA256_DIGEST_SIZE: 475 if (ctx->hash_mode == STARFIVE_HASH_SM3) 476 alg_name = "sm3-starfive"; 477 else 478 alg_name = "sha256-starfive"; 479 break; 480 case SHA384_DIGEST_SIZE: 481 alg_name = "sha384-starfive"; 482 break; 483 case SHA512_DIGEST_SIZE: 484 alg_name = "sha512-starfive"; 485 break; 486 default: 487 return -EINVAL; 488 } 489 490 return starfive_hash_long_setkey(ctx, key, keylen, alg_name); 491 } 492 493 static int starfive_sha224_init_tfm(struct crypto_ahash *hash) 494 { 495 return starfive_hash_init_tfm(hash, "sha224-lib", 496 STARFIVE_HASH_SHA224, 0); 497 } 498 499 static int starfive_sha256_init_tfm(struct crypto_ahash *hash) 500 { 501 return starfive_hash_init_tfm(hash, "sha256-lib", 502 STARFIVE_HASH_SHA256, 0); 503 } 504 505 static int starfive_sha384_init_tfm(struct crypto_ahash *hash) 506 { 507 return starfive_hash_init_tfm(hash, "sha384-lib", 508 STARFIVE_HASH_SHA384, 0); 509 } 510 511 static int starfive_sha512_init_tfm(struct crypto_ahash *hash) 512 { 513 return starfive_hash_init_tfm(hash, "sha512-lib", 514 STARFIVE_HASH_SHA512, 0); 515 } 516 517 static int starfive_sm3_init_tfm(struct crypto_ahash *hash) 518 { 519 return starfive_hash_init_tfm(hash, "sm3-generic", 520 STARFIVE_HASH_SM3, 0); 521 } 522 523 static int starfive_hmac_sha224_init_tfm(struct crypto_ahash *hash) 524 { 525 return starfive_hash_init_tfm(hash, "hmac-sha224-lib", 526 STARFIVE_HASH_SHA224, 1); 527 } 528 529 static int starfive_hmac_sha256_init_tfm(struct crypto_ahash *hash) 530 { 531 return starfive_hash_init_tfm(hash, "hmac-sha256-lib", 532 STARFIVE_HASH_SHA256, 1); 533 } 534 535 static int starfive_hmac_sha384_init_tfm(struct crypto_ahash *hash) 536 { 537 return starfive_hash_init_tfm(hash, "hmac-sha384-lib", 538 STARFIVE_HASH_SHA384, 1); 539 } 540 541 static int starfive_hmac_sha512_init_tfm(struct crypto_ahash *hash) 542 { 543 return starfive_hash_init_tfm(hash, "hmac-sha512-lib", 544 STARFIVE_HASH_SHA512, 1); 545 } 546 547 static int starfive_hmac_sm3_init_tfm(struct crypto_ahash *hash) 548 { 549 return starfive_hash_init_tfm(hash, "hmac(sm3-generic)", 550 STARFIVE_HASH_SM3, 1); 551 } 552 553 static struct ahash_engine_alg algs_sha2_sm3[] = { 554 { 555 .base.init = starfive_hash_init, 556 .base.update = starfive_hash_update, 557 .base.final = starfive_hash_final, 558 .base.finup = starfive_hash_finup, 559 .base.digest = starfive_hash_digest, 560 .base.export = starfive_hash_export, 561 .base.import = starfive_hash_import, 562 .base.init_tfm = starfive_sha224_init_tfm, 563 .base.exit_tfm = starfive_hash_exit_tfm, 564 .base.halg = { 565 .digestsize = SHA224_DIGEST_SIZE, 566 .statesize = sizeof(struct sha256_state), 567 .base = { 568 .cra_name = "sha224", 569 .cra_driver_name = "sha224-starfive", 570 .cra_priority = 200, 571 .cra_flags = CRYPTO_ALG_ASYNC | 572 CRYPTO_ALG_TYPE_AHASH | 573 CRYPTO_ALG_NEED_FALLBACK, 574 .cra_blocksize = SHA224_BLOCK_SIZE, 575 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 576 .cra_module = THIS_MODULE, 577 } 578 }, 579 .op = { 580 .do_one_request = starfive_hash_one_request, 581 }, 582 }, { 583 .base.init = starfive_hash_init, 584 .base.update = starfive_hash_update, 585 .base.final = starfive_hash_final, 586 .base.finup = starfive_hash_finup, 587 .base.digest = starfive_hash_digest, 588 .base.export = starfive_hash_export, 589 .base.import = starfive_hash_import, 590 .base.init_tfm = starfive_hmac_sha224_init_tfm, 591 .base.exit_tfm = starfive_hash_exit_tfm, 592 .base.setkey = starfive_hash_setkey, 593 .base.halg = { 594 .digestsize = SHA224_DIGEST_SIZE, 595 .statesize = sizeof(struct sha256_state), 596 .base = { 597 .cra_name = "hmac(sha224)", 598 .cra_driver_name = "sha224-hmac-starfive", 599 .cra_priority = 200, 600 .cra_flags = CRYPTO_ALG_ASYNC | 601 CRYPTO_ALG_TYPE_AHASH | 602 CRYPTO_ALG_NEED_FALLBACK, 603 .cra_blocksize = SHA224_BLOCK_SIZE, 604 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 605 .cra_module = THIS_MODULE, 606 } 607 }, 608 .op = { 609 .do_one_request = starfive_hash_one_request, 610 }, 611 }, { 612 .base.init = starfive_hash_init, 613 .base.update = starfive_hash_update, 614 .base.final = starfive_hash_final, 615 .base.finup = starfive_hash_finup, 616 .base.digest = starfive_hash_digest, 617 .base.export = starfive_hash_export, 618 .base.import = starfive_hash_import, 619 .base.init_tfm = starfive_sha256_init_tfm, 620 .base.exit_tfm = starfive_hash_exit_tfm, 621 .base.halg = { 622 .digestsize = SHA256_DIGEST_SIZE, 623 .statesize = sizeof(struct sha256_state), 624 .base = { 625 .cra_name = "sha256", 626 .cra_driver_name = "sha256-starfive", 627 .cra_priority = 200, 628 .cra_flags = CRYPTO_ALG_ASYNC | 629 CRYPTO_ALG_TYPE_AHASH | 630 CRYPTO_ALG_NEED_FALLBACK, 631 .cra_blocksize = SHA256_BLOCK_SIZE, 632 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 633 .cra_module = THIS_MODULE, 634 } 635 }, 636 .op = { 637 .do_one_request = starfive_hash_one_request, 638 }, 639 }, { 640 .base.init = starfive_hash_init, 641 .base.update = starfive_hash_update, 642 .base.final = starfive_hash_final, 643 .base.finup = starfive_hash_finup, 644 .base.digest = starfive_hash_digest, 645 .base.export = starfive_hash_export, 646 .base.import = starfive_hash_import, 647 .base.init_tfm = starfive_hmac_sha256_init_tfm, 648 .base.exit_tfm = starfive_hash_exit_tfm, 649 .base.setkey = starfive_hash_setkey, 650 .base.halg = { 651 .digestsize = SHA256_DIGEST_SIZE, 652 .statesize = sizeof(struct sha256_state), 653 .base = { 654 .cra_name = "hmac(sha256)", 655 .cra_driver_name = "sha256-hmac-starfive", 656 .cra_priority = 200, 657 .cra_flags = CRYPTO_ALG_ASYNC | 658 CRYPTO_ALG_TYPE_AHASH | 659 CRYPTO_ALG_NEED_FALLBACK, 660 .cra_blocksize = SHA256_BLOCK_SIZE, 661 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 662 .cra_module = THIS_MODULE, 663 } 664 }, 665 .op = { 666 .do_one_request = starfive_hash_one_request, 667 }, 668 }, { 669 .base.init = starfive_hash_init, 670 .base.update = starfive_hash_update, 671 .base.final = starfive_hash_final, 672 .base.finup = starfive_hash_finup, 673 .base.digest = starfive_hash_digest, 674 .base.export = starfive_hash_export, 675 .base.import = starfive_hash_import, 676 .base.init_tfm = starfive_sha384_init_tfm, 677 .base.exit_tfm = starfive_hash_exit_tfm, 678 .base.halg = { 679 .digestsize = SHA384_DIGEST_SIZE, 680 .statesize = sizeof(struct sha512_state), 681 .base = { 682 .cra_name = "sha384", 683 .cra_driver_name = "sha384-starfive", 684 .cra_priority = 200, 685 .cra_flags = CRYPTO_ALG_ASYNC | 686 CRYPTO_ALG_TYPE_AHASH | 687 CRYPTO_ALG_NEED_FALLBACK, 688 .cra_blocksize = SHA384_BLOCK_SIZE, 689 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 690 .cra_module = THIS_MODULE, 691 } 692 }, 693 .op = { 694 .do_one_request = starfive_hash_one_request, 695 }, 696 }, { 697 .base.init = starfive_hash_init, 698 .base.update = starfive_hash_update, 699 .base.final = starfive_hash_final, 700 .base.finup = starfive_hash_finup, 701 .base.digest = starfive_hash_digest, 702 .base.export = starfive_hash_export, 703 .base.import = starfive_hash_import, 704 .base.init_tfm = starfive_hmac_sha384_init_tfm, 705 .base.exit_tfm = starfive_hash_exit_tfm, 706 .base.setkey = starfive_hash_setkey, 707 .base.halg = { 708 .digestsize = SHA384_DIGEST_SIZE, 709 .statesize = sizeof(struct sha512_state), 710 .base = { 711 .cra_name = "hmac(sha384)", 712 .cra_driver_name = "sha384-hmac-starfive", 713 .cra_priority = 200, 714 .cra_flags = CRYPTO_ALG_ASYNC | 715 CRYPTO_ALG_TYPE_AHASH | 716 CRYPTO_ALG_NEED_FALLBACK, 717 .cra_blocksize = SHA384_BLOCK_SIZE, 718 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 719 .cra_module = THIS_MODULE, 720 } 721 }, 722 .op = { 723 .do_one_request = starfive_hash_one_request, 724 }, 725 }, { 726 .base.init = starfive_hash_init, 727 .base.update = starfive_hash_update, 728 .base.final = starfive_hash_final, 729 .base.finup = starfive_hash_finup, 730 .base.digest = starfive_hash_digest, 731 .base.export = starfive_hash_export, 732 .base.import = starfive_hash_import, 733 .base.init_tfm = starfive_sha512_init_tfm, 734 .base.exit_tfm = starfive_hash_exit_tfm, 735 .base.halg = { 736 .digestsize = SHA512_DIGEST_SIZE, 737 .statesize = sizeof(struct sha512_state), 738 .base = { 739 .cra_name = "sha512", 740 .cra_driver_name = "sha512-starfive", 741 .cra_priority = 200, 742 .cra_flags = CRYPTO_ALG_ASYNC | 743 CRYPTO_ALG_TYPE_AHASH | 744 CRYPTO_ALG_NEED_FALLBACK, 745 .cra_blocksize = SHA512_BLOCK_SIZE, 746 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 747 .cra_module = THIS_MODULE, 748 } 749 }, 750 .op = { 751 .do_one_request = starfive_hash_one_request, 752 }, 753 }, { 754 .base.init = starfive_hash_init, 755 .base.update = starfive_hash_update, 756 .base.final = starfive_hash_final, 757 .base.finup = starfive_hash_finup, 758 .base.digest = starfive_hash_digest, 759 .base.export = starfive_hash_export, 760 .base.import = starfive_hash_import, 761 .base.init_tfm = starfive_hmac_sha512_init_tfm, 762 .base.exit_tfm = starfive_hash_exit_tfm, 763 .base.setkey = starfive_hash_setkey, 764 .base.halg = { 765 .digestsize = SHA512_DIGEST_SIZE, 766 .statesize = sizeof(struct sha512_state), 767 .base = { 768 .cra_name = "hmac(sha512)", 769 .cra_driver_name = "sha512-hmac-starfive", 770 .cra_priority = 200, 771 .cra_flags = CRYPTO_ALG_ASYNC | 772 CRYPTO_ALG_TYPE_AHASH | 773 CRYPTO_ALG_NEED_FALLBACK, 774 .cra_blocksize = SHA512_BLOCK_SIZE, 775 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 776 .cra_module = THIS_MODULE, 777 } 778 }, 779 .op = { 780 .do_one_request = starfive_hash_one_request, 781 }, 782 }, { 783 .base.init = starfive_hash_init, 784 .base.update = starfive_hash_update, 785 .base.final = starfive_hash_final, 786 .base.finup = starfive_hash_finup, 787 .base.digest = starfive_hash_digest, 788 .base.export = starfive_hash_export, 789 .base.import = starfive_hash_import, 790 .base.init_tfm = starfive_sm3_init_tfm, 791 .base.exit_tfm = starfive_hash_exit_tfm, 792 .base.halg = { 793 .digestsize = SM3_DIGEST_SIZE, 794 .statesize = sizeof(struct sm3_state), 795 .base = { 796 .cra_name = "sm3", 797 .cra_driver_name = "sm3-starfive", 798 .cra_priority = 200, 799 .cra_flags = CRYPTO_ALG_ASYNC | 800 CRYPTO_ALG_TYPE_AHASH | 801 CRYPTO_ALG_NEED_FALLBACK, 802 .cra_blocksize = SM3_BLOCK_SIZE, 803 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 804 .cra_module = THIS_MODULE, 805 } 806 }, 807 .op = { 808 .do_one_request = starfive_hash_one_request, 809 }, 810 }, { 811 .base.init = starfive_hash_init, 812 .base.update = starfive_hash_update, 813 .base.final = starfive_hash_final, 814 .base.finup = starfive_hash_finup, 815 .base.digest = starfive_hash_digest, 816 .base.export = starfive_hash_export, 817 .base.import = starfive_hash_import, 818 .base.init_tfm = starfive_hmac_sm3_init_tfm, 819 .base.exit_tfm = starfive_hash_exit_tfm, 820 .base.setkey = starfive_hash_setkey, 821 .base.halg = { 822 .digestsize = SM3_DIGEST_SIZE, 823 .statesize = sizeof(struct sm3_state), 824 .base = { 825 .cra_name = "hmac(sm3)", 826 .cra_driver_name = "sm3-hmac-starfive", 827 .cra_priority = 200, 828 .cra_flags = CRYPTO_ALG_ASYNC | 829 CRYPTO_ALG_TYPE_AHASH | 830 CRYPTO_ALG_NEED_FALLBACK, 831 .cra_blocksize = SM3_BLOCK_SIZE, 832 .cra_ctxsize = sizeof(struct starfive_cryp_ctx), 833 .cra_module = THIS_MODULE, 834 } 835 }, 836 .op = { 837 .do_one_request = starfive_hash_one_request, 838 }, 839 }, 840 }; 841 842 int starfive_hash_register_algs(void) 843 { 844 return crypto_engine_register_ahashes(algs_sha2_sm3, ARRAY_SIZE(algs_sha2_sm3)); 845 } 846 847 void starfive_hash_unregister_algs(void) 848 { 849 crypto_engine_unregister_ahashes(algs_sha2_sm3, ARRAY_SIZE(algs_sha2_sm3)); 850 } 851