163ee04c8SGilad Ben-Yossef // SPDX-License-Identifier: GPL-2.0 263ee04c8SGilad Ben-Yossef /* Copyright (C) 2012-2018 ARM Limited or its affiliates. */ 363ee04c8SGilad Ben-Yossef 463ee04c8SGilad Ben-Yossef #include <linux/kernel.h> 563ee04c8SGilad Ben-Yossef #include <linux/module.h> 663ee04c8SGilad Ben-Yossef #include <crypto/algapi.h> 763ee04c8SGilad Ben-Yossef #include <crypto/internal/skcipher.h> 863ee04c8SGilad Ben-Yossef #include <crypto/des.h> 963ee04c8SGilad Ben-Yossef #include <crypto/xts.h> 109b8d51f8SGilad Ben-Yossef #include <crypto/sm4.h> 1163ee04c8SGilad Ben-Yossef #include <crypto/scatterwalk.h> 1263ee04c8SGilad Ben-Yossef 1363ee04c8SGilad Ben-Yossef #include "cc_driver.h" 1463ee04c8SGilad Ben-Yossef #include "cc_lli_defs.h" 1563ee04c8SGilad Ben-Yossef #include "cc_buffer_mgr.h" 1663ee04c8SGilad Ben-Yossef #include "cc_cipher.h" 1763ee04c8SGilad Ben-Yossef #include "cc_request_mgr.h" 1863ee04c8SGilad Ben-Yossef 1963ee04c8SGilad Ben-Yossef #define MAX_ABLKCIPHER_SEQ_LEN 6 2063ee04c8SGilad Ben-Yossef 2163ee04c8SGilad Ben-Yossef #define template_skcipher template_u.skcipher 2263ee04c8SGilad Ben-Yossef 2363ee04c8SGilad Ben-Yossef struct cc_cipher_handle { 2463ee04c8SGilad Ben-Yossef struct list_head alg_list; 2563ee04c8SGilad Ben-Yossef }; 2663ee04c8SGilad Ben-Yossef 2763ee04c8SGilad Ben-Yossef struct cc_user_key_info { 2863ee04c8SGilad Ben-Yossef u8 *key; 2963ee04c8SGilad Ben-Yossef dma_addr_t key_dma_addr; 3063ee04c8SGilad Ben-Yossef }; 3163ee04c8SGilad Ben-Yossef 3263ee04c8SGilad Ben-Yossef struct cc_hw_key_info { 3363ee04c8SGilad Ben-Yossef enum cc_hw_crypto_key key1_slot; 3463ee04c8SGilad Ben-Yossef enum cc_hw_crypto_key key2_slot; 3563ee04c8SGilad Ben-Yossef }; 3663ee04c8SGilad Ben-Yossef 3763ee04c8SGilad Ben-Yossef struct cc_cipher_ctx { 3863ee04c8SGilad Ben-Yossef struct cc_drvdata *drvdata; 3963ee04c8SGilad Ben-Yossef int keylen; 4063ee04c8SGilad Ben-Yossef int key_round_number; 4163ee04c8SGilad Ben-Yossef int cipher_mode; 4263ee04c8SGilad Ben-Yossef int flow_mode; 4363ee04c8SGilad Ben-Yossef unsigned int flags; 44a794d8d8SGilad Ben-Yossef bool hw_key; 4563ee04c8SGilad Ben-Yossef struct cc_user_key_info user; 4663ee04c8SGilad Ben-Yossef struct cc_hw_key_info hw; 4763ee04c8SGilad Ben-Yossef struct crypto_shash *shash_tfm; 4863ee04c8SGilad Ben-Yossef }; 4963ee04c8SGilad Ben-Yossef 5063ee04c8SGilad Ben-Yossef static void cc_cipher_complete(struct device *dev, void *cc_req, int err); 5163ee04c8SGilad Ben-Yossef 52a794d8d8SGilad Ben-Yossef static inline bool cc_is_hw_key(struct crypto_tfm *tfm) 53a794d8d8SGilad Ben-Yossef { 54a794d8d8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 55a794d8d8SGilad Ben-Yossef 56a794d8d8SGilad Ben-Yossef return ctx_p->hw_key; 57a794d8d8SGilad Ben-Yossef } 58a794d8d8SGilad Ben-Yossef 5963ee04c8SGilad Ben-Yossef static int validate_keys_sizes(struct cc_cipher_ctx *ctx_p, u32 size) 6063ee04c8SGilad Ben-Yossef { 6163ee04c8SGilad Ben-Yossef switch (ctx_p->flow_mode) { 6263ee04c8SGilad Ben-Yossef case S_DIN_to_AES: 6363ee04c8SGilad Ben-Yossef switch (size) { 6463ee04c8SGilad Ben-Yossef case CC_AES_128_BIT_KEY_SIZE: 6563ee04c8SGilad Ben-Yossef case CC_AES_192_BIT_KEY_SIZE: 6663ee04c8SGilad Ben-Yossef if (ctx_p->cipher_mode != DRV_CIPHER_XTS && 6763ee04c8SGilad Ben-Yossef ctx_p->cipher_mode != DRV_CIPHER_ESSIV && 6863ee04c8SGilad Ben-Yossef ctx_p->cipher_mode != DRV_CIPHER_BITLOCKER) 6963ee04c8SGilad Ben-Yossef return 0; 7063ee04c8SGilad Ben-Yossef break; 7163ee04c8SGilad Ben-Yossef case CC_AES_256_BIT_KEY_SIZE: 7263ee04c8SGilad Ben-Yossef return 0; 7363ee04c8SGilad Ben-Yossef case (CC_AES_192_BIT_KEY_SIZE * 2): 7463ee04c8SGilad Ben-Yossef case (CC_AES_256_BIT_KEY_SIZE * 2): 7563ee04c8SGilad Ben-Yossef if (ctx_p->cipher_mode == DRV_CIPHER_XTS || 7663ee04c8SGilad Ben-Yossef ctx_p->cipher_mode == DRV_CIPHER_ESSIV || 7763ee04c8SGilad Ben-Yossef ctx_p->cipher_mode == DRV_CIPHER_BITLOCKER) 7863ee04c8SGilad Ben-Yossef return 0; 7963ee04c8SGilad Ben-Yossef break; 8063ee04c8SGilad Ben-Yossef default: 8163ee04c8SGilad Ben-Yossef break; 8263ee04c8SGilad Ben-Yossef } 83b5be8531SGustavo A. R. Silva break; 8463ee04c8SGilad Ben-Yossef case S_DIN_to_DES: 8563ee04c8SGilad Ben-Yossef if (size == DES3_EDE_KEY_SIZE || size == DES_KEY_SIZE) 8663ee04c8SGilad Ben-Yossef return 0; 8763ee04c8SGilad Ben-Yossef break; 889b8d51f8SGilad Ben-Yossef case S_DIN_to_SM4: 899b8d51f8SGilad Ben-Yossef if (size == SM4_KEY_SIZE) 909b8d51f8SGilad Ben-Yossef return 0; 9163ee04c8SGilad Ben-Yossef default: 9263ee04c8SGilad Ben-Yossef break; 9363ee04c8SGilad Ben-Yossef } 9463ee04c8SGilad Ben-Yossef return -EINVAL; 9563ee04c8SGilad Ben-Yossef } 9663ee04c8SGilad Ben-Yossef 9763ee04c8SGilad Ben-Yossef static int validate_data_size(struct cc_cipher_ctx *ctx_p, 9863ee04c8SGilad Ben-Yossef unsigned int size) 9963ee04c8SGilad Ben-Yossef { 10063ee04c8SGilad Ben-Yossef switch (ctx_p->flow_mode) { 10163ee04c8SGilad Ben-Yossef case S_DIN_to_AES: 10263ee04c8SGilad Ben-Yossef switch (ctx_p->cipher_mode) { 10363ee04c8SGilad Ben-Yossef case DRV_CIPHER_XTS: 104f53ad3e1SGilad Ben-Yossef if (size >= AES_BLOCK_SIZE && 10563ee04c8SGilad Ben-Yossef IS_ALIGNED(size, AES_BLOCK_SIZE)) 10663ee04c8SGilad Ben-Yossef return 0; 10763ee04c8SGilad Ben-Yossef break; 10863ee04c8SGilad Ben-Yossef case DRV_CIPHER_CBC_CTS: 10963ee04c8SGilad Ben-Yossef if (size >= AES_BLOCK_SIZE) 11063ee04c8SGilad Ben-Yossef return 0; 11163ee04c8SGilad Ben-Yossef break; 11263ee04c8SGilad Ben-Yossef case DRV_CIPHER_OFB: 11363ee04c8SGilad Ben-Yossef case DRV_CIPHER_CTR: 11463ee04c8SGilad Ben-Yossef return 0; 11563ee04c8SGilad Ben-Yossef case DRV_CIPHER_ECB: 11663ee04c8SGilad Ben-Yossef case DRV_CIPHER_CBC: 11763ee04c8SGilad Ben-Yossef case DRV_CIPHER_ESSIV: 11863ee04c8SGilad Ben-Yossef case DRV_CIPHER_BITLOCKER: 11963ee04c8SGilad Ben-Yossef if (IS_ALIGNED(size, AES_BLOCK_SIZE)) 12063ee04c8SGilad Ben-Yossef return 0; 12163ee04c8SGilad Ben-Yossef break; 12263ee04c8SGilad Ben-Yossef default: 12363ee04c8SGilad Ben-Yossef break; 12463ee04c8SGilad Ben-Yossef } 12563ee04c8SGilad Ben-Yossef break; 12663ee04c8SGilad Ben-Yossef case S_DIN_to_DES: 12763ee04c8SGilad Ben-Yossef if (IS_ALIGNED(size, DES_BLOCK_SIZE)) 12863ee04c8SGilad Ben-Yossef return 0; 12963ee04c8SGilad Ben-Yossef break; 1309b8d51f8SGilad Ben-Yossef case S_DIN_to_SM4: 1319b8d51f8SGilad Ben-Yossef switch (ctx_p->cipher_mode) { 1329b8d51f8SGilad Ben-Yossef case DRV_CIPHER_CTR: 1339b8d51f8SGilad Ben-Yossef return 0; 1349b8d51f8SGilad Ben-Yossef case DRV_CIPHER_ECB: 1359b8d51f8SGilad Ben-Yossef case DRV_CIPHER_CBC: 1369b8d51f8SGilad Ben-Yossef if (IS_ALIGNED(size, SM4_BLOCK_SIZE)) 1379b8d51f8SGilad Ben-Yossef return 0; 1389b8d51f8SGilad Ben-Yossef default: 1399b8d51f8SGilad Ben-Yossef break; 1409b8d51f8SGilad Ben-Yossef } 14163ee04c8SGilad Ben-Yossef default: 14263ee04c8SGilad Ben-Yossef break; 14363ee04c8SGilad Ben-Yossef } 14463ee04c8SGilad Ben-Yossef return -EINVAL; 14563ee04c8SGilad Ben-Yossef } 14663ee04c8SGilad Ben-Yossef 14763ee04c8SGilad Ben-Yossef static int cc_cipher_init(struct crypto_tfm *tfm) 14863ee04c8SGilad Ben-Yossef { 14963ee04c8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 15063ee04c8SGilad Ben-Yossef struct cc_crypto_alg *cc_alg = 15163ee04c8SGilad Ben-Yossef container_of(tfm->__crt_alg, struct cc_crypto_alg, 15263ee04c8SGilad Ben-Yossef skcipher_alg.base); 15363ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(cc_alg->drvdata); 15463ee04c8SGilad Ben-Yossef unsigned int max_key_buf_size = cc_alg->skcipher_alg.max_keysize; 15563ee04c8SGilad Ben-Yossef int rc = 0; 15663ee04c8SGilad Ben-Yossef 15763ee04c8SGilad Ben-Yossef dev_dbg(dev, "Initializing context @%p for %s\n", ctx_p, 15863ee04c8SGilad Ben-Yossef crypto_tfm_alg_name(tfm)); 15963ee04c8SGilad Ben-Yossef 16063ee04c8SGilad Ben-Yossef crypto_skcipher_set_reqsize(__crypto_skcipher_cast(tfm), 16163ee04c8SGilad Ben-Yossef sizeof(struct cipher_req_ctx)); 16263ee04c8SGilad Ben-Yossef 16363ee04c8SGilad Ben-Yossef ctx_p->cipher_mode = cc_alg->cipher_mode; 16463ee04c8SGilad Ben-Yossef ctx_p->flow_mode = cc_alg->flow_mode; 16563ee04c8SGilad Ben-Yossef ctx_p->drvdata = cc_alg->drvdata; 16663ee04c8SGilad Ben-Yossef 16763ee04c8SGilad Ben-Yossef /* Allocate key buffer, cache line aligned */ 16863ee04c8SGilad Ben-Yossef ctx_p->user.key = kmalloc(max_key_buf_size, GFP_KERNEL); 16963ee04c8SGilad Ben-Yossef if (!ctx_p->user.key) 17063ee04c8SGilad Ben-Yossef return -ENOMEM; 17163ee04c8SGilad Ben-Yossef 17263ee04c8SGilad Ben-Yossef dev_dbg(dev, "Allocated key buffer in context. key=@%p\n", 17363ee04c8SGilad Ben-Yossef ctx_p->user.key); 17463ee04c8SGilad Ben-Yossef 17563ee04c8SGilad Ben-Yossef /* Map key buffer */ 17663ee04c8SGilad Ben-Yossef ctx_p->user.key_dma_addr = dma_map_single(dev, (void *)ctx_p->user.key, 17763ee04c8SGilad Ben-Yossef max_key_buf_size, 17863ee04c8SGilad Ben-Yossef DMA_TO_DEVICE); 17963ee04c8SGilad Ben-Yossef if (dma_mapping_error(dev, ctx_p->user.key_dma_addr)) { 18063ee04c8SGilad Ben-Yossef dev_err(dev, "Mapping Key %u B at va=%pK for DMA failed\n", 18163ee04c8SGilad Ben-Yossef max_key_buf_size, ctx_p->user.key); 18263ee04c8SGilad Ben-Yossef return -ENOMEM; 18363ee04c8SGilad Ben-Yossef } 18463ee04c8SGilad Ben-Yossef dev_dbg(dev, "Mapped key %u B at va=%pK to dma=%pad\n", 18563ee04c8SGilad Ben-Yossef max_key_buf_size, ctx_p->user.key, &ctx_p->user.key_dma_addr); 18663ee04c8SGilad Ben-Yossef 18763ee04c8SGilad Ben-Yossef if (ctx_p->cipher_mode == DRV_CIPHER_ESSIV) { 18863ee04c8SGilad Ben-Yossef /* Alloc hash tfm for essiv */ 18963ee04c8SGilad Ben-Yossef ctx_p->shash_tfm = crypto_alloc_shash("sha256-generic", 0, 0); 19063ee04c8SGilad Ben-Yossef if (IS_ERR(ctx_p->shash_tfm)) { 19163ee04c8SGilad Ben-Yossef dev_err(dev, "Error allocating hash tfm for ESSIV.\n"); 19263ee04c8SGilad Ben-Yossef return PTR_ERR(ctx_p->shash_tfm); 19363ee04c8SGilad Ben-Yossef } 19463ee04c8SGilad Ben-Yossef } 19563ee04c8SGilad Ben-Yossef 19663ee04c8SGilad Ben-Yossef return rc; 19763ee04c8SGilad Ben-Yossef } 19863ee04c8SGilad Ben-Yossef 19963ee04c8SGilad Ben-Yossef static void cc_cipher_exit(struct crypto_tfm *tfm) 20063ee04c8SGilad Ben-Yossef { 20163ee04c8SGilad Ben-Yossef struct crypto_alg *alg = tfm->__crt_alg; 20263ee04c8SGilad Ben-Yossef struct cc_crypto_alg *cc_alg = 20363ee04c8SGilad Ben-Yossef container_of(alg, struct cc_crypto_alg, 20463ee04c8SGilad Ben-Yossef skcipher_alg.base); 20563ee04c8SGilad Ben-Yossef unsigned int max_key_buf_size = cc_alg->skcipher_alg.max_keysize; 20663ee04c8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 20763ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 20863ee04c8SGilad Ben-Yossef 20963ee04c8SGilad Ben-Yossef dev_dbg(dev, "Clearing context @%p for %s\n", 21063ee04c8SGilad Ben-Yossef crypto_tfm_ctx(tfm), crypto_tfm_alg_name(tfm)); 21163ee04c8SGilad Ben-Yossef 21263ee04c8SGilad Ben-Yossef if (ctx_p->cipher_mode == DRV_CIPHER_ESSIV) { 21363ee04c8SGilad Ben-Yossef /* Free hash tfm for essiv */ 21463ee04c8SGilad Ben-Yossef crypto_free_shash(ctx_p->shash_tfm); 21563ee04c8SGilad Ben-Yossef ctx_p->shash_tfm = NULL; 21663ee04c8SGilad Ben-Yossef } 21763ee04c8SGilad Ben-Yossef 21863ee04c8SGilad Ben-Yossef /* Unmap key buffer */ 21963ee04c8SGilad Ben-Yossef dma_unmap_single(dev, ctx_p->user.key_dma_addr, max_key_buf_size, 22063ee04c8SGilad Ben-Yossef DMA_TO_DEVICE); 22163ee04c8SGilad Ben-Yossef dev_dbg(dev, "Unmapped key buffer key_dma_addr=%pad\n", 22263ee04c8SGilad Ben-Yossef &ctx_p->user.key_dma_addr); 22363ee04c8SGilad Ben-Yossef 22463ee04c8SGilad Ben-Yossef /* Free key buffer in context */ 22563ee04c8SGilad Ben-Yossef kzfree(ctx_p->user.key); 22663ee04c8SGilad Ben-Yossef dev_dbg(dev, "Free key buffer in context. key=@%p\n", ctx_p->user.key); 22763ee04c8SGilad Ben-Yossef } 22863ee04c8SGilad Ben-Yossef 22963ee04c8SGilad Ben-Yossef struct tdes_keys { 23063ee04c8SGilad Ben-Yossef u8 key1[DES_KEY_SIZE]; 23163ee04c8SGilad Ben-Yossef u8 key2[DES_KEY_SIZE]; 23263ee04c8SGilad Ben-Yossef u8 key3[DES_KEY_SIZE]; 23363ee04c8SGilad Ben-Yossef }; 23463ee04c8SGilad Ben-Yossef 235a794d8d8SGilad Ben-Yossef static enum cc_hw_crypto_key cc_slot_to_hw_key(int slot_num) 23663ee04c8SGilad Ben-Yossef { 23763ee04c8SGilad Ben-Yossef switch (slot_num) { 23863ee04c8SGilad Ben-Yossef case 0: 23963ee04c8SGilad Ben-Yossef return KFDE0_KEY; 24063ee04c8SGilad Ben-Yossef case 1: 24163ee04c8SGilad Ben-Yossef return KFDE1_KEY; 24263ee04c8SGilad Ben-Yossef case 2: 24363ee04c8SGilad Ben-Yossef return KFDE2_KEY; 24463ee04c8SGilad Ben-Yossef case 3: 24563ee04c8SGilad Ben-Yossef return KFDE3_KEY; 24663ee04c8SGilad Ben-Yossef } 24763ee04c8SGilad Ben-Yossef return END_OF_KEYS; 24863ee04c8SGilad Ben-Yossef } 24963ee04c8SGilad Ben-Yossef 250a794d8d8SGilad Ben-Yossef static int cc_cipher_sethkey(struct crypto_skcipher *sktfm, const u8 *key, 251a794d8d8SGilad Ben-Yossef unsigned int keylen) 252a794d8d8SGilad Ben-Yossef { 253a794d8d8SGilad Ben-Yossef struct crypto_tfm *tfm = crypto_skcipher_tfm(sktfm); 254a794d8d8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 255a794d8d8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 256a794d8d8SGilad Ben-Yossef struct cc_hkey_info hki; 257a794d8d8SGilad Ben-Yossef 258a794d8d8SGilad Ben-Yossef dev_dbg(dev, "Setting HW key in context @%p for %s. keylen=%u\n", 259a794d8d8SGilad Ben-Yossef ctx_p, crypto_tfm_alg_name(tfm), keylen); 260a794d8d8SGilad Ben-Yossef dump_byte_array("key", (u8 *)key, keylen); 261a794d8d8SGilad Ben-Yossef 262a794d8d8SGilad Ben-Yossef /* STAT_PHASE_0: Init and sanity checks */ 263a794d8d8SGilad Ben-Yossef 264a794d8d8SGilad Ben-Yossef /* This check the size of the hardware key token */ 265a794d8d8SGilad Ben-Yossef if (keylen != sizeof(hki)) { 266a794d8d8SGilad Ben-Yossef dev_err(dev, "Unsupported HW key size %d.\n", keylen); 267a794d8d8SGilad Ben-Yossef crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); 268a794d8d8SGilad Ben-Yossef return -EINVAL; 269a794d8d8SGilad Ben-Yossef } 270a794d8d8SGilad Ben-Yossef 271a794d8d8SGilad Ben-Yossef if (ctx_p->flow_mode != S_DIN_to_AES) { 272a794d8d8SGilad Ben-Yossef dev_err(dev, "HW key not supported for non-AES flows\n"); 273a794d8d8SGilad Ben-Yossef return -EINVAL; 274a794d8d8SGilad Ben-Yossef } 275a794d8d8SGilad Ben-Yossef 276a794d8d8SGilad Ben-Yossef memcpy(&hki, key, keylen); 277a794d8d8SGilad Ben-Yossef 278a794d8d8SGilad Ben-Yossef /* The real key len for crypto op is the size of the HW key 279a794d8d8SGilad Ben-Yossef * referenced by the HW key slot, not the hardware key token 280a794d8d8SGilad Ben-Yossef */ 281a794d8d8SGilad Ben-Yossef keylen = hki.keylen; 282a794d8d8SGilad Ben-Yossef 283a794d8d8SGilad Ben-Yossef if (validate_keys_sizes(ctx_p, keylen)) { 284a794d8d8SGilad Ben-Yossef dev_err(dev, "Unsupported key size %d.\n", keylen); 285a794d8d8SGilad Ben-Yossef crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); 286a794d8d8SGilad Ben-Yossef return -EINVAL; 287a794d8d8SGilad Ben-Yossef } 288a794d8d8SGilad Ben-Yossef 289a794d8d8SGilad Ben-Yossef ctx_p->hw.key1_slot = cc_slot_to_hw_key(hki.hw_key1); 290a794d8d8SGilad Ben-Yossef if (ctx_p->hw.key1_slot == END_OF_KEYS) { 291a794d8d8SGilad Ben-Yossef dev_err(dev, "Unsupported hw key1 number (%d)\n", hki.hw_key1); 292a794d8d8SGilad Ben-Yossef return -EINVAL; 293a794d8d8SGilad Ben-Yossef } 294a794d8d8SGilad Ben-Yossef 295a794d8d8SGilad Ben-Yossef if (ctx_p->cipher_mode == DRV_CIPHER_XTS || 296a794d8d8SGilad Ben-Yossef ctx_p->cipher_mode == DRV_CIPHER_ESSIV || 297a794d8d8SGilad Ben-Yossef ctx_p->cipher_mode == DRV_CIPHER_BITLOCKER) { 298a794d8d8SGilad Ben-Yossef if (hki.hw_key1 == hki.hw_key2) { 299a794d8d8SGilad Ben-Yossef dev_err(dev, "Illegal hw key numbers (%d,%d)\n", 300a794d8d8SGilad Ben-Yossef hki.hw_key1, hki.hw_key2); 301a794d8d8SGilad Ben-Yossef return -EINVAL; 302a794d8d8SGilad Ben-Yossef } 303a794d8d8SGilad Ben-Yossef ctx_p->hw.key2_slot = cc_slot_to_hw_key(hki.hw_key2); 304a794d8d8SGilad Ben-Yossef if (ctx_p->hw.key2_slot == END_OF_KEYS) { 305a794d8d8SGilad Ben-Yossef dev_err(dev, "Unsupported hw key2 number (%d)\n", 306a794d8d8SGilad Ben-Yossef hki.hw_key2); 307a794d8d8SGilad Ben-Yossef return -EINVAL; 308a794d8d8SGilad Ben-Yossef } 309a794d8d8SGilad Ben-Yossef } 310a794d8d8SGilad Ben-Yossef 311a794d8d8SGilad Ben-Yossef ctx_p->keylen = keylen; 312a794d8d8SGilad Ben-Yossef ctx_p->hw_key = true; 313a794d8d8SGilad Ben-Yossef dev_dbg(dev, "cc_is_hw_key ret 0"); 314a794d8d8SGilad Ben-Yossef 315a794d8d8SGilad Ben-Yossef return 0; 316a794d8d8SGilad Ben-Yossef } 317a794d8d8SGilad Ben-Yossef 31863ee04c8SGilad Ben-Yossef static int cc_cipher_setkey(struct crypto_skcipher *sktfm, const u8 *key, 31963ee04c8SGilad Ben-Yossef unsigned int keylen) 32063ee04c8SGilad Ben-Yossef { 32163ee04c8SGilad Ben-Yossef struct crypto_tfm *tfm = crypto_skcipher_tfm(sktfm); 32263ee04c8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 32363ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 32463ee04c8SGilad Ben-Yossef struct cc_crypto_alg *cc_alg = 32563ee04c8SGilad Ben-Yossef container_of(tfm->__crt_alg, struct cc_crypto_alg, 32663ee04c8SGilad Ben-Yossef skcipher_alg.base); 32763ee04c8SGilad Ben-Yossef unsigned int max_key_buf_size = cc_alg->skcipher_alg.max_keysize; 32863ee04c8SGilad Ben-Yossef 32963ee04c8SGilad Ben-Yossef dev_dbg(dev, "Setting key in context @%p for %s. keylen=%u\n", 33063ee04c8SGilad Ben-Yossef ctx_p, crypto_tfm_alg_name(tfm), keylen); 33163ee04c8SGilad Ben-Yossef dump_byte_array("key", (u8 *)key, keylen); 33263ee04c8SGilad Ben-Yossef 33363ee04c8SGilad Ben-Yossef /* STAT_PHASE_0: Init and sanity checks */ 33463ee04c8SGilad Ben-Yossef 33563ee04c8SGilad Ben-Yossef if (validate_keys_sizes(ctx_p, keylen)) { 33663ee04c8SGilad Ben-Yossef dev_err(dev, "Unsupported key size %d.\n", keylen); 33763ee04c8SGilad Ben-Yossef crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN); 33863ee04c8SGilad Ben-Yossef return -EINVAL; 33963ee04c8SGilad Ben-Yossef } 34063ee04c8SGilad Ben-Yossef 341a794d8d8SGilad Ben-Yossef ctx_p->hw_key = false; 34263ee04c8SGilad Ben-Yossef 34363ee04c8SGilad Ben-Yossef /* 34463ee04c8SGilad Ben-Yossef * Verify DES weak keys 34563ee04c8SGilad Ben-Yossef * Note that we're dropping the expanded key since the 34663ee04c8SGilad Ben-Yossef * HW does the expansion on its own. 34763ee04c8SGilad Ben-Yossef */ 34863ee04c8SGilad Ben-Yossef if (ctx_p->flow_mode == S_DIN_to_DES) { 3495db46ac2SArnd Bergmann u32 tmp[DES3_EDE_EXPKEY_WORDS]; 35063ee04c8SGilad Ben-Yossef if (keylen == DES3_EDE_KEY_SIZE && 35163ee04c8SGilad Ben-Yossef __des3_ede_setkey(tmp, &tfm->crt_flags, key, 35263ee04c8SGilad Ben-Yossef DES3_EDE_KEY_SIZE)) { 35363ee04c8SGilad Ben-Yossef dev_dbg(dev, "weak 3DES key"); 35463ee04c8SGilad Ben-Yossef return -EINVAL; 35563ee04c8SGilad Ben-Yossef } else if (!des_ekey(tmp, key) && 356231baecdSEric Biggers (crypto_tfm_get_flags(tfm) & 357231baecdSEric Biggers CRYPTO_TFM_REQ_FORBID_WEAK_KEYS)) { 35863ee04c8SGilad Ben-Yossef tfm->crt_flags |= CRYPTO_TFM_RES_WEAK_KEY; 35963ee04c8SGilad Ben-Yossef dev_dbg(dev, "weak DES key"); 36063ee04c8SGilad Ben-Yossef return -EINVAL; 36163ee04c8SGilad Ben-Yossef } 36263ee04c8SGilad Ben-Yossef } 36363ee04c8SGilad Ben-Yossef 36463ee04c8SGilad Ben-Yossef if (ctx_p->cipher_mode == DRV_CIPHER_XTS && 36563ee04c8SGilad Ben-Yossef xts_check_key(tfm, key, keylen)) { 36663ee04c8SGilad Ben-Yossef dev_dbg(dev, "weak XTS key"); 36763ee04c8SGilad Ben-Yossef return -EINVAL; 36863ee04c8SGilad Ben-Yossef } 36963ee04c8SGilad Ben-Yossef 37063ee04c8SGilad Ben-Yossef /* STAT_PHASE_1: Copy key to ctx */ 37163ee04c8SGilad Ben-Yossef dma_sync_single_for_cpu(dev, ctx_p->user.key_dma_addr, 37263ee04c8SGilad Ben-Yossef max_key_buf_size, DMA_TO_DEVICE); 37363ee04c8SGilad Ben-Yossef 37463ee04c8SGilad Ben-Yossef memcpy(ctx_p->user.key, key, keylen); 37563ee04c8SGilad Ben-Yossef if (keylen == 24) 37663ee04c8SGilad Ben-Yossef memset(ctx_p->user.key + 24, 0, CC_AES_KEY_SIZE_MAX - 24); 37763ee04c8SGilad Ben-Yossef 37863ee04c8SGilad Ben-Yossef if (ctx_p->cipher_mode == DRV_CIPHER_ESSIV) { 37963ee04c8SGilad Ben-Yossef /* sha256 for key2 - use sw implementation */ 38063ee04c8SGilad Ben-Yossef int key_len = keylen >> 1; 38163ee04c8SGilad Ben-Yossef int err; 38263ee04c8SGilad Ben-Yossef 38363ee04c8SGilad Ben-Yossef SHASH_DESC_ON_STACK(desc, ctx_p->shash_tfm); 38463ee04c8SGilad Ben-Yossef 38563ee04c8SGilad Ben-Yossef desc->tfm = ctx_p->shash_tfm; 38663ee04c8SGilad Ben-Yossef 38763ee04c8SGilad Ben-Yossef err = crypto_shash_digest(desc, ctx_p->user.key, key_len, 38863ee04c8SGilad Ben-Yossef ctx_p->user.key + key_len); 38963ee04c8SGilad Ben-Yossef if (err) { 39063ee04c8SGilad Ben-Yossef dev_err(dev, "Failed to hash ESSIV key.\n"); 39163ee04c8SGilad Ben-Yossef return err; 39263ee04c8SGilad Ben-Yossef } 39363ee04c8SGilad Ben-Yossef } 39463ee04c8SGilad Ben-Yossef dma_sync_single_for_device(dev, ctx_p->user.key_dma_addr, 39563ee04c8SGilad Ben-Yossef max_key_buf_size, DMA_TO_DEVICE); 39663ee04c8SGilad Ben-Yossef ctx_p->keylen = keylen; 39763ee04c8SGilad Ben-Yossef 39863ee04c8SGilad Ben-Yossef dev_dbg(dev, "return safely"); 39963ee04c8SGilad Ben-Yossef return 0; 40063ee04c8SGilad Ben-Yossef } 40163ee04c8SGilad Ben-Yossef 402dd8486c7SGilad Ben-Yossef static void cc_setup_state_desc(struct crypto_tfm *tfm, 40363ee04c8SGilad Ben-Yossef struct cipher_req_ctx *req_ctx, 40463ee04c8SGilad Ben-Yossef unsigned int ivsize, unsigned int nbytes, 40563ee04c8SGilad Ben-Yossef struct cc_hw_desc desc[], 40663ee04c8SGilad Ben-Yossef unsigned int *seq_size) 40763ee04c8SGilad Ben-Yossef { 40863ee04c8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 40963ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 41063ee04c8SGilad Ben-Yossef int cipher_mode = ctx_p->cipher_mode; 41163ee04c8SGilad Ben-Yossef int flow_mode = ctx_p->flow_mode; 41263ee04c8SGilad Ben-Yossef int direction = req_ctx->gen_ctx.op_type; 41363ee04c8SGilad Ben-Yossef dma_addr_t key_dma_addr = ctx_p->user.key_dma_addr; 41463ee04c8SGilad Ben-Yossef unsigned int key_len = ctx_p->keylen; 41563ee04c8SGilad Ben-Yossef dma_addr_t iv_dma_addr = req_ctx->gen_ctx.iv_dma_addr; 41663ee04c8SGilad Ben-Yossef unsigned int du_size = nbytes; 41763ee04c8SGilad Ben-Yossef 41863ee04c8SGilad Ben-Yossef struct cc_crypto_alg *cc_alg = 41963ee04c8SGilad Ben-Yossef container_of(tfm->__crt_alg, struct cc_crypto_alg, 42063ee04c8SGilad Ben-Yossef skcipher_alg.base); 42163ee04c8SGilad Ben-Yossef 42263ee04c8SGilad Ben-Yossef if (cc_alg->data_unit) 42363ee04c8SGilad Ben-Yossef du_size = cc_alg->data_unit; 42463ee04c8SGilad Ben-Yossef 42563ee04c8SGilad Ben-Yossef switch (cipher_mode) { 426dd8486c7SGilad Ben-Yossef case DRV_CIPHER_ECB: 427dd8486c7SGilad Ben-Yossef break; 42863ee04c8SGilad Ben-Yossef case DRV_CIPHER_CBC: 42963ee04c8SGilad Ben-Yossef case DRV_CIPHER_CBC_CTS: 43063ee04c8SGilad Ben-Yossef case DRV_CIPHER_CTR: 43163ee04c8SGilad Ben-Yossef case DRV_CIPHER_OFB: 432dd8486c7SGilad Ben-Yossef /* Load IV */ 43363ee04c8SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 43463ee04c8SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, iv_dma_addr, ivsize, 43563ee04c8SGilad Ben-Yossef NS_BIT); 43663ee04c8SGilad Ben-Yossef set_cipher_config0(&desc[*seq_size], direction); 43763ee04c8SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], flow_mode); 43863ee04c8SGilad Ben-Yossef set_cipher_mode(&desc[*seq_size], cipher_mode); 43963ee04c8SGilad Ben-Yossef if (cipher_mode == DRV_CIPHER_CTR || 44063ee04c8SGilad Ben-Yossef cipher_mode == DRV_CIPHER_OFB) { 44163ee04c8SGilad Ben-Yossef set_setup_mode(&desc[*seq_size], SETUP_LOAD_STATE1); 44263ee04c8SGilad Ben-Yossef } else { 44363ee04c8SGilad Ben-Yossef set_setup_mode(&desc[*seq_size], SETUP_LOAD_STATE0); 44463ee04c8SGilad Ben-Yossef } 44563ee04c8SGilad Ben-Yossef (*seq_size)++; 446dd8486c7SGilad Ben-Yossef break; 447dd8486c7SGilad Ben-Yossef case DRV_CIPHER_XTS: 448dd8486c7SGilad Ben-Yossef case DRV_CIPHER_ESSIV: 449dd8486c7SGilad Ben-Yossef case DRV_CIPHER_BITLOCKER: 450dd8486c7SGilad Ben-Yossef /* load XEX key */ 451dd8486c7SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 452dd8486c7SGilad Ben-Yossef set_cipher_mode(&desc[*seq_size], cipher_mode); 453dd8486c7SGilad Ben-Yossef set_cipher_config0(&desc[*seq_size], direction); 454dd8486c7SGilad Ben-Yossef if (cc_is_hw_key(tfm)) { 455dd8486c7SGilad Ben-Yossef set_hw_crypto_key(&desc[*seq_size], 456dd8486c7SGilad Ben-Yossef ctx_p->hw.key2_slot); 457dd8486c7SGilad Ben-Yossef } else { 458dd8486c7SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, 459dd8486c7SGilad Ben-Yossef (key_dma_addr + (key_len / 2)), 460dd8486c7SGilad Ben-Yossef (key_len / 2), NS_BIT); 461dd8486c7SGilad Ben-Yossef } 462dd8486c7SGilad Ben-Yossef set_xex_data_unit_size(&desc[*seq_size], du_size); 463dd8486c7SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], S_DIN_to_AES2); 464dd8486c7SGilad Ben-Yossef set_key_size_aes(&desc[*seq_size], (key_len / 2)); 465dd8486c7SGilad Ben-Yossef set_setup_mode(&desc[*seq_size], SETUP_LOAD_XEX_KEY); 466dd8486c7SGilad Ben-Yossef (*seq_size)++; 467dd8486c7SGilad Ben-Yossef 468dd8486c7SGilad Ben-Yossef /* Load IV */ 469dd8486c7SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 470dd8486c7SGilad Ben-Yossef set_setup_mode(&desc[*seq_size], SETUP_LOAD_STATE1); 471dd8486c7SGilad Ben-Yossef set_cipher_mode(&desc[*seq_size], cipher_mode); 472dd8486c7SGilad Ben-Yossef set_cipher_config0(&desc[*seq_size], direction); 473dd8486c7SGilad Ben-Yossef set_key_size_aes(&desc[*seq_size], (key_len / 2)); 474dd8486c7SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], flow_mode); 475dd8486c7SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, iv_dma_addr, 476dd8486c7SGilad Ben-Yossef CC_AES_BLOCK_SIZE, NS_BIT); 477dd8486c7SGilad Ben-Yossef (*seq_size)++; 478dd8486c7SGilad Ben-Yossef break; 479dd8486c7SGilad Ben-Yossef default: 480dd8486c7SGilad Ben-Yossef dev_err(dev, "Unsupported cipher mode (%d)\n", cipher_mode); 481dd8486c7SGilad Ben-Yossef } 482dd8486c7SGilad Ben-Yossef } 483dd8486c7SGilad Ben-Yossef 484dd8486c7SGilad Ben-Yossef 485dd8486c7SGilad Ben-Yossef static void cc_setup_key_desc(struct crypto_tfm *tfm, 486dd8486c7SGilad Ben-Yossef struct cipher_req_ctx *req_ctx, 487dd8486c7SGilad Ben-Yossef unsigned int nbytes, struct cc_hw_desc desc[], 488dd8486c7SGilad Ben-Yossef unsigned int *seq_size) 489dd8486c7SGilad Ben-Yossef { 490dd8486c7SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 491dd8486c7SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 492dd8486c7SGilad Ben-Yossef int cipher_mode = ctx_p->cipher_mode; 493dd8486c7SGilad Ben-Yossef int flow_mode = ctx_p->flow_mode; 494dd8486c7SGilad Ben-Yossef int direction = req_ctx->gen_ctx.op_type; 495dd8486c7SGilad Ben-Yossef dma_addr_t key_dma_addr = ctx_p->user.key_dma_addr; 496dd8486c7SGilad Ben-Yossef unsigned int key_len = ctx_p->keylen; 497dd8486c7SGilad Ben-Yossef unsigned int du_size = nbytes; 498dd8486c7SGilad Ben-Yossef 499dd8486c7SGilad Ben-Yossef struct cc_crypto_alg *cc_alg = 500dd8486c7SGilad Ben-Yossef container_of(tfm->__crt_alg, struct cc_crypto_alg, 501dd8486c7SGilad Ben-Yossef skcipher_alg.base); 502dd8486c7SGilad Ben-Yossef 503dd8486c7SGilad Ben-Yossef if (cc_alg->data_unit) 504dd8486c7SGilad Ben-Yossef du_size = cc_alg->data_unit; 505dd8486c7SGilad Ben-Yossef 506dd8486c7SGilad Ben-Yossef switch (cipher_mode) { 507dd8486c7SGilad Ben-Yossef case DRV_CIPHER_CBC: 508dd8486c7SGilad Ben-Yossef case DRV_CIPHER_CBC_CTS: 509dd8486c7SGilad Ben-Yossef case DRV_CIPHER_CTR: 510dd8486c7SGilad Ben-Yossef case DRV_CIPHER_OFB: 51163ee04c8SGilad Ben-Yossef case DRV_CIPHER_ECB: 51263ee04c8SGilad Ben-Yossef /* Load key */ 51363ee04c8SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 51463ee04c8SGilad Ben-Yossef set_cipher_mode(&desc[*seq_size], cipher_mode); 51563ee04c8SGilad Ben-Yossef set_cipher_config0(&desc[*seq_size], direction); 51663ee04c8SGilad Ben-Yossef if (flow_mode == S_DIN_to_AES) { 51763ee04c8SGilad Ben-Yossef if (cc_is_hw_key(tfm)) { 51863ee04c8SGilad Ben-Yossef set_hw_crypto_key(&desc[*seq_size], 51963ee04c8SGilad Ben-Yossef ctx_p->hw.key1_slot); 52063ee04c8SGilad Ben-Yossef } else { 52163ee04c8SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, 52263ee04c8SGilad Ben-Yossef key_dma_addr, ((key_len == 24) ? 52363ee04c8SGilad Ben-Yossef AES_MAX_KEY_SIZE : 52463ee04c8SGilad Ben-Yossef key_len), NS_BIT); 52563ee04c8SGilad Ben-Yossef } 52663ee04c8SGilad Ben-Yossef set_key_size_aes(&desc[*seq_size], key_len); 52763ee04c8SGilad Ben-Yossef } else { 52863ee04c8SGilad Ben-Yossef /*des*/ 52963ee04c8SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, key_dma_addr, 53063ee04c8SGilad Ben-Yossef key_len, NS_BIT); 53163ee04c8SGilad Ben-Yossef set_key_size_des(&desc[*seq_size], key_len); 53263ee04c8SGilad Ben-Yossef } 53363ee04c8SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], flow_mode); 53463ee04c8SGilad Ben-Yossef set_setup_mode(&desc[*seq_size], SETUP_LOAD_KEY0); 53563ee04c8SGilad Ben-Yossef (*seq_size)++; 53663ee04c8SGilad Ben-Yossef break; 53763ee04c8SGilad Ben-Yossef case DRV_CIPHER_XTS: 53863ee04c8SGilad Ben-Yossef case DRV_CIPHER_ESSIV: 53963ee04c8SGilad Ben-Yossef case DRV_CIPHER_BITLOCKER: 54063ee04c8SGilad Ben-Yossef /* Load AES key */ 54163ee04c8SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 54263ee04c8SGilad Ben-Yossef set_cipher_mode(&desc[*seq_size], cipher_mode); 54363ee04c8SGilad Ben-Yossef set_cipher_config0(&desc[*seq_size], direction); 54463ee04c8SGilad Ben-Yossef if (cc_is_hw_key(tfm)) { 54563ee04c8SGilad Ben-Yossef set_hw_crypto_key(&desc[*seq_size], 54663ee04c8SGilad Ben-Yossef ctx_p->hw.key1_slot); 54763ee04c8SGilad Ben-Yossef } else { 54863ee04c8SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, key_dma_addr, 54963ee04c8SGilad Ben-Yossef (key_len / 2), NS_BIT); 55063ee04c8SGilad Ben-Yossef } 55163ee04c8SGilad Ben-Yossef set_key_size_aes(&desc[*seq_size], (key_len / 2)); 55263ee04c8SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], flow_mode); 55363ee04c8SGilad Ben-Yossef set_setup_mode(&desc[*seq_size], SETUP_LOAD_KEY0); 55463ee04c8SGilad Ben-Yossef (*seq_size)++; 55563ee04c8SGilad Ben-Yossef break; 55663ee04c8SGilad Ben-Yossef default: 55763ee04c8SGilad Ben-Yossef dev_err(dev, "Unsupported cipher mode (%d)\n", cipher_mode); 55863ee04c8SGilad Ben-Yossef } 55963ee04c8SGilad Ben-Yossef } 56063ee04c8SGilad Ben-Yossef 5614b1d7debSGilad Ben-Yossef static void cc_setup_mlli_desc(struct crypto_tfm *tfm, 56263ee04c8SGilad Ben-Yossef struct cipher_req_ctx *req_ctx, 5634b1d7debSGilad Ben-Yossef struct scatterlist *dst, struct scatterlist *src, 5644b1d7debSGilad Ben-Yossef unsigned int nbytes, void *areq, 5654b1d7debSGilad Ben-Yossef struct cc_hw_desc desc[], unsigned int *seq_size) 5664b1d7debSGilad Ben-Yossef { 5674b1d7debSGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 5684b1d7debSGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 5694b1d7debSGilad Ben-Yossef 5704b1d7debSGilad Ben-Yossef if (req_ctx->dma_buf_type == CC_DMA_BUF_MLLI) { 5714b1d7debSGilad Ben-Yossef /* bypass */ 5724b1d7debSGilad Ben-Yossef dev_dbg(dev, " bypass params addr %pad length 0x%X addr 0x%08X\n", 5734b1d7debSGilad Ben-Yossef &req_ctx->mlli_params.mlli_dma_addr, 5744b1d7debSGilad Ben-Yossef req_ctx->mlli_params.mlli_len, 5754b1d7debSGilad Ben-Yossef (unsigned int)ctx_p->drvdata->mlli_sram_addr); 5764b1d7debSGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 5774b1d7debSGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, 5784b1d7debSGilad Ben-Yossef req_ctx->mlli_params.mlli_dma_addr, 5794b1d7debSGilad Ben-Yossef req_ctx->mlli_params.mlli_len, NS_BIT); 5804b1d7debSGilad Ben-Yossef set_dout_sram(&desc[*seq_size], 5814b1d7debSGilad Ben-Yossef ctx_p->drvdata->mlli_sram_addr, 5824b1d7debSGilad Ben-Yossef req_ctx->mlli_params.mlli_len); 5834b1d7debSGilad Ben-Yossef set_flow_mode(&desc[*seq_size], BYPASS); 5844b1d7debSGilad Ben-Yossef (*seq_size)++; 5854b1d7debSGilad Ben-Yossef } 5864b1d7debSGilad Ben-Yossef } 5874b1d7debSGilad Ben-Yossef 5884b1d7debSGilad Ben-Yossef static void cc_setup_flow_desc(struct crypto_tfm *tfm, 5894b1d7debSGilad Ben-Yossef struct cipher_req_ctx *req_ctx, 5904b1d7debSGilad Ben-Yossef struct scatterlist *dst, struct scatterlist *src, 5914b1d7debSGilad Ben-Yossef unsigned int nbytes, void *areq, 5924b1d7debSGilad Ben-Yossef struct cc_hw_desc desc[], unsigned int *seq_size) 59363ee04c8SGilad Ben-Yossef { 59463ee04c8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 59563ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 59663ee04c8SGilad Ben-Yossef unsigned int flow_mode = ctx_p->flow_mode; 59763ee04c8SGilad Ben-Yossef 59863ee04c8SGilad Ben-Yossef switch (ctx_p->flow_mode) { 59963ee04c8SGilad Ben-Yossef case S_DIN_to_AES: 60063ee04c8SGilad Ben-Yossef flow_mode = DIN_AES_DOUT; 60163ee04c8SGilad Ben-Yossef break; 60263ee04c8SGilad Ben-Yossef case S_DIN_to_DES: 60363ee04c8SGilad Ben-Yossef flow_mode = DIN_DES_DOUT; 60463ee04c8SGilad Ben-Yossef break; 6059b8d51f8SGilad Ben-Yossef case S_DIN_to_SM4: 6069b8d51f8SGilad Ben-Yossef flow_mode = DIN_SM4_DOUT; 6079b8d51f8SGilad Ben-Yossef break; 60863ee04c8SGilad Ben-Yossef default: 60963ee04c8SGilad Ben-Yossef dev_err(dev, "invalid flow mode, flow_mode = %d\n", flow_mode); 61063ee04c8SGilad Ben-Yossef return; 61163ee04c8SGilad Ben-Yossef } 61263ee04c8SGilad Ben-Yossef /* Process */ 61363ee04c8SGilad Ben-Yossef if (req_ctx->dma_buf_type == CC_DMA_BUF_DLLI) { 61463ee04c8SGilad Ben-Yossef dev_dbg(dev, " data params addr %pad length 0x%X\n", 61563ee04c8SGilad Ben-Yossef &sg_dma_address(src), nbytes); 61663ee04c8SGilad Ben-Yossef dev_dbg(dev, " data params addr %pad length 0x%X\n", 61763ee04c8SGilad Ben-Yossef &sg_dma_address(dst), nbytes); 61863ee04c8SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 61963ee04c8SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_DLLI, sg_dma_address(src), 62063ee04c8SGilad Ben-Yossef nbytes, NS_BIT); 62163ee04c8SGilad Ben-Yossef set_dout_dlli(&desc[*seq_size], sg_dma_address(dst), 62263ee04c8SGilad Ben-Yossef nbytes, NS_BIT, (!areq ? 0 : 1)); 62363ee04c8SGilad Ben-Yossef if (areq) 62427b3b22dSGilad Ben-Yossef set_queue_last_ind(ctx_p->drvdata, &desc[*seq_size]); 62563ee04c8SGilad Ben-Yossef 62663ee04c8SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], flow_mode); 62763ee04c8SGilad Ben-Yossef (*seq_size)++; 62863ee04c8SGilad Ben-Yossef } else { 62963ee04c8SGilad Ben-Yossef hw_desc_init(&desc[*seq_size]); 63063ee04c8SGilad Ben-Yossef set_din_type(&desc[*seq_size], DMA_MLLI, 63163ee04c8SGilad Ben-Yossef ctx_p->drvdata->mlli_sram_addr, 63263ee04c8SGilad Ben-Yossef req_ctx->in_mlli_nents, NS_BIT); 63363ee04c8SGilad Ben-Yossef if (req_ctx->out_nents == 0) { 63463ee04c8SGilad Ben-Yossef dev_dbg(dev, " din/dout params addr 0x%08X addr 0x%08X\n", 63563ee04c8SGilad Ben-Yossef (unsigned int)ctx_p->drvdata->mlli_sram_addr, 63663ee04c8SGilad Ben-Yossef (unsigned int)ctx_p->drvdata->mlli_sram_addr); 63763ee04c8SGilad Ben-Yossef set_dout_mlli(&desc[*seq_size], 63863ee04c8SGilad Ben-Yossef ctx_p->drvdata->mlli_sram_addr, 63963ee04c8SGilad Ben-Yossef req_ctx->in_mlli_nents, NS_BIT, 64063ee04c8SGilad Ben-Yossef (!areq ? 0 : 1)); 64163ee04c8SGilad Ben-Yossef } else { 64263ee04c8SGilad Ben-Yossef dev_dbg(dev, " din/dout params addr 0x%08X addr 0x%08X\n", 64363ee04c8SGilad Ben-Yossef (unsigned int)ctx_p->drvdata->mlli_sram_addr, 64463ee04c8SGilad Ben-Yossef (unsigned int)ctx_p->drvdata->mlli_sram_addr + 64563ee04c8SGilad Ben-Yossef (u32)LLI_ENTRY_BYTE_SIZE * req_ctx->in_nents); 64663ee04c8SGilad Ben-Yossef set_dout_mlli(&desc[*seq_size], 64763ee04c8SGilad Ben-Yossef (ctx_p->drvdata->mlli_sram_addr + 64863ee04c8SGilad Ben-Yossef (LLI_ENTRY_BYTE_SIZE * 64963ee04c8SGilad Ben-Yossef req_ctx->in_mlli_nents)), 65063ee04c8SGilad Ben-Yossef req_ctx->out_mlli_nents, NS_BIT, 65163ee04c8SGilad Ben-Yossef (!areq ? 0 : 1)); 65263ee04c8SGilad Ben-Yossef } 65363ee04c8SGilad Ben-Yossef if (areq) 65427b3b22dSGilad Ben-Yossef set_queue_last_ind(ctx_p->drvdata, &desc[*seq_size]); 65563ee04c8SGilad Ben-Yossef 65663ee04c8SGilad Ben-Yossef set_flow_mode(&desc[*seq_size], flow_mode); 65763ee04c8SGilad Ben-Yossef (*seq_size)++; 65863ee04c8SGilad Ben-Yossef } 65963ee04c8SGilad Ben-Yossef } 66063ee04c8SGilad Ben-Yossef 66100904aa0SGilad Ben-Yossef /* 66200904aa0SGilad Ben-Yossef * Update a CTR-AES 128 bit counter 66300904aa0SGilad Ben-Yossef */ 66400904aa0SGilad Ben-Yossef static void cc_update_ctr(u8 *ctr, unsigned int increment) 66500904aa0SGilad Ben-Yossef { 66600904aa0SGilad Ben-Yossef if (IS_ENABLED(CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS) || 66700904aa0SGilad Ben-Yossef IS_ALIGNED((unsigned long)ctr, 8)) { 66800904aa0SGilad Ben-Yossef 66900904aa0SGilad Ben-Yossef __be64 *high_be = (__be64 *)ctr; 67000904aa0SGilad Ben-Yossef __be64 *low_be = high_be + 1; 67100904aa0SGilad Ben-Yossef u64 orig_low = __be64_to_cpu(*low_be); 67200904aa0SGilad Ben-Yossef u64 new_low = orig_low + (u64)increment; 67300904aa0SGilad Ben-Yossef 67400904aa0SGilad Ben-Yossef *low_be = __cpu_to_be64(new_low); 67500904aa0SGilad Ben-Yossef 67600904aa0SGilad Ben-Yossef if (new_low < orig_low) 67700904aa0SGilad Ben-Yossef *high_be = __cpu_to_be64(__be64_to_cpu(*high_be) + 1); 67800904aa0SGilad Ben-Yossef } else { 67900904aa0SGilad Ben-Yossef u8 *pos = (ctr + AES_BLOCK_SIZE); 68000904aa0SGilad Ben-Yossef u8 val; 68100904aa0SGilad Ben-Yossef unsigned int size; 68200904aa0SGilad Ben-Yossef 68300904aa0SGilad Ben-Yossef for (; increment; increment--) 68400904aa0SGilad Ben-Yossef for (size = AES_BLOCK_SIZE; size; size--) { 68500904aa0SGilad Ben-Yossef val = *--pos + 1; 68600904aa0SGilad Ben-Yossef *pos = val; 68700904aa0SGilad Ben-Yossef if (val) 68800904aa0SGilad Ben-Yossef break; 68900904aa0SGilad Ben-Yossef } 69000904aa0SGilad Ben-Yossef } 69100904aa0SGilad Ben-Yossef } 69200904aa0SGilad Ben-Yossef 69363ee04c8SGilad Ben-Yossef static void cc_cipher_complete(struct device *dev, void *cc_req, int err) 69463ee04c8SGilad Ben-Yossef { 69563ee04c8SGilad Ben-Yossef struct skcipher_request *req = (struct skcipher_request *)cc_req; 69663ee04c8SGilad Ben-Yossef struct scatterlist *dst = req->dst; 69763ee04c8SGilad Ben-Yossef struct scatterlist *src = req->src; 69863ee04c8SGilad Ben-Yossef struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req); 69900904aa0SGilad Ben-Yossef struct crypto_skcipher *sk_tfm = crypto_skcipher_reqtfm(req); 70000904aa0SGilad Ben-Yossef struct crypto_tfm *tfm = crypto_skcipher_tfm(sk_tfm); 70100904aa0SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 70200904aa0SGilad Ben-Yossef unsigned int ivsize = crypto_skcipher_ivsize(sk_tfm); 70300904aa0SGilad Ben-Yossef unsigned int len; 70463ee04c8SGilad Ben-Yossef 705c139c72eSGilad Ben-Yossef cc_unmap_cipher_request(dev, req_ctx, ivsize, src, dst); 706c139c72eSGilad Ben-Yossef 70700904aa0SGilad Ben-Yossef switch (ctx_p->cipher_mode) { 70800904aa0SGilad Ben-Yossef case DRV_CIPHER_CBC: 70963ee04c8SGilad Ben-Yossef /* 71063ee04c8SGilad Ben-Yossef * The crypto API expects us to set the req->iv to the last 71163ee04c8SGilad Ben-Yossef * ciphertext block. For encrypt, simply copy from the result. 71263ee04c8SGilad Ben-Yossef * For decrypt, we must copy from a saved buffer since this 71363ee04c8SGilad Ben-Yossef * could be an in-place decryption operation and the src is 71463ee04c8SGilad Ben-Yossef * lost by this point. 71563ee04c8SGilad Ben-Yossef */ 71663ee04c8SGilad Ben-Yossef if (req_ctx->gen_ctx.op_type == DRV_CRYPTO_DIRECTION_DECRYPT) { 71763ee04c8SGilad Ben-Yossef memcpy(req->iv, req_ctx->backup_info, ivsize); 71863ee04c8SGilad Ben-Yossef kzfree(req_ctx->backup_info); 71963ee04c8SGilad Ben-Yossef } else if (!err) { 72000904aa0SGilad Ben-Yossef len = req->cryptlen - ivsize; 72100904aa0SGilad Ben-Yossef scatterwalk_map_and_copy(req->iv, req->dst, len, 72263ee04c8SGilad Ben-Yossef ivsize, 0); 72363ee04c8SGilad Ben-Yossef } 72400904aa0SGilad Ben-Yossef break; 72500904aa0SGilad Ben-Yossef 72600904aa0SGilad Ben-Yossef case DRV_CIPHER_CTR: 72700904aa0SGilad Ben-Yossef /* Compute the counter of the last block */ 72800904aa0SGilad Ben-Yossef len = ALIGN(req->cryptlen, AES_BLOCK_SIZE) / AES_BLOCK_SIZE; 72900904aa0SGilad Ben-Yossef cc_update_ctr((u8 *)req->iv, len); 73000904aa0SGilad Ben-Yossef break; 73100904aa0SGilad Ben-Yossef 73200904aa0SGilad Ben-Yossef default: 73300904aa0SGilad Ben-Yossef break; 73400904aa0SGilad Ben-Yossef } 73500904aa0SGilad Ben-Yossef 73600904aa0SGilad Ben-Yossef kzfree(req_ctx->iv); 73763ee04c8SGilad Ben-Yossef 73863ee04c8SGilad Ben-Yossef skcipher_request_complete(req, err); 73963ee04c8SGilad Ben-Yossef } 74063ee04c8SGilad Ben-Yossef 74163ee04c8SGilad Ben-Yossef static int cc_cipher_process(struct skcipher_request *req, 74263ee04c8SGilad Ben-Yossef enum drv_crypto_direction direction) 74363ee04c8SGilad Ben-Yossef { 74463ee04c8SGilad Ben-Yossef struct crypto_skcipher *sk_tfm = crypto_skcipher_reqtfm(req); 74563ee04c8SGilad Ben-Yossef struct crypto_tfm *tfm = crypto_skcipher_tfm(sk_tfm); 74663ee04c8SGilad Ben-Yossef struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req); 74763ee04c8SGilad Ben-Yossef unsigned int ivsize = crypto_skcipher_ivsize(sk_tfm); 74863ee04c8SGilad Ben-Yossef struct scatterlist *dst = req->dst; 74963ee04c8SGilad Ben-Yossef struct scatterlist *src = req->src; 75063ee04c8SGilad Ben-Yossef unsigned int nbytes = req->cryptlen; 75163ee04c8SGilad Ben-Yossef void *iv = req->iv; 75263ee04c8SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 75363ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(ctx_p->drvdata); 75463ee04c8SGilad Ben-Yossef struct cc_hw_desc desc[MAX_ABLKCIPHER_SEQ_LEN]; 75563ee04c8SGilad Ben-Yossef struct cc_crypto_req cc_req = {}; 75684f366daSGilad Ben-Yossef int rc; 75763ee04c8SGilad Ben-Yossef unsigned int seq_len = 0; 75863ee04c8SGilad Ben-Yossef gfp_t flags = cc_gfp_flags(&req->base); 75963ee04c8SGilad Ben-Yossef 76063ee04c8SGilad Ben-Yossef dev_dbg(dev, "%s req=%p iv=%p nbytes=%d\n", 76163ee04c8SGilad Ben-Yossef ((direction == DRV_CRYPTO_DIRECTION_ENCRYPT) ? 76263ee04c8SGilad Ben-Yossef "Encrypt" : "Decrypt"), req, iv, nbytes); 76363ee04c8SGilad Ben-Yossef 76463ee04c8SGilad Ben-Yossef /* STAT_PHASE_0: Init and sanity checks */ 76563ee04c8SGilad Ben-Yossef 76663ee04c8SGilad Ben-Yossef /* TODO: check data length according to mode */ 76763ee04c8SGilad Ben-Yossef if (validate_data_size(ctx_p, nbytes)) { 76863ee04c8SGilad Ben-Yossef dev_err(dev, "Unsupported data size %d.\n", nbytes); 76963ee04c8SGilad Ben-Yossef crypto_tfm_set_flags(tfm, CRYPTO_TFM_RES_BAD_BLOCK_LEN); 77063ee04c8SGilad Ben-Yossef rc = -EINVAL; 77163ee04c8SGilad Ben-Yossef goto exit_process; 77263ee04c8SGilad Ben-Yossef } 77363ee04c8SGilad Ben-Yossef if (nbytes == 0) { 77463ee04c8SGilad Ben-Yossef /* No data to process is valid */ 77563ee04c8SGilad Ben-Yossef rc = 0; 77663ee04c8SGilad Ben-Yossef goto exit_process; 77763ee04c8SGilad Ben-Yossef } 77863ee04c8SGilad Ben-Yossef 77963ee04c8SGilad Ben-Yossef /* The IV we are handed may be allocted from the stack so 78063ee04c8SGilad Ben-Yossef * we must copy it to a DMAable buffer before use. 78163ee04c8SGilad Ben-Yossef */ 78201745706SFengguang Wu req_ctx->iv = kmemdup(iv, ivsize, flags); 78363ee04c8SGilad Ben-Yossef if (!req_ctx->iv) { 78463ee04c8SGilad Ben-Yossef rc = -ENOMEM; 78563ee04c8SGilad Ben-Yossef goto exit_process; 78663ee04c8SGilad Ben-Yossef } 78763ee04c8SGilad Ben-Yossef 78863ee04c8SGilad Ben-Yossef /* Setup request structure */ 78963ee04c8SGilad Ben-Yossef cc_req.user_cb = (void *)cc_cipher_complete; 79063ee04c8SGilad Ben-Yossef cc_req.user_arg = (void *)req; 79163ee04c8SGilad Ben-Yossef 79263ee04c8SGilad Ben-Yossef /* Setup request context */ 79363ee04c8SGilad Ben-Yossef req_ctx->gen_ctx.op_type = direction; 79463ee04c8SGilad Ben-Yossef 79563ee04c8SGilad Ben-Yossef /* STAT_PHASE_1: Map buffers */ 79663ee04c8SGilad Ben-Yossef 79763ee04c8SGilad Ben-Yossef rc = cc_map_cipher_request(ctx_p->drvdata, req_ctx, ivsize, nbytes, 79863ee04c8SGilad Ben-Yossef req_ctx->iv, src, dst, flags); 79963ee04c8SGilad Ben-Yossef if (rc) { 80063ee04c8SGilad Ben-Yossef dev_err(dev, "map_request() failed\n"); 80163ee04c8SGilad Ben-Yossef goto exit_process; 80263ee04c8SGilad Ben-Yossef } 80363ee04c8SGilad Ben-Yossef 80463ee04c8SGilad Ben-Yossef /* STAT_PHASE_2: Create sequence */ 80563ee04c8SGilad Ben-Yossef 806dd8486c7SGilad Ben-Yossef /* Setup IV and XEX key used */ 807dd8486c7SGilad Ben-Yossef cc_setup_state_desc(tfm, req_ctx, ivsize, nbytes, desc, &seq_len); 8084b1d7debSGilad Ben-Yossef /* Setup MLLI line, if needed */ 8094b1d7debSGilad Ben-Yossef cc_setup_mlli_desc(tfm, req_ctx, dst, src, nbytes, req, desc, &seq_len); 810dd8486c7SGilad Ben-Yossef /* Setup key */ 811dd8486c7SGilad Ben-Yossef cc_setup_key_desc(tfm, req_ctx, nbytes, desc, &seq_len); 81263ee04c8SGilad Ben-Yossef /* Data processing */ 8134b1d7debSGilad Ben-Yossef cc_setup_flow_desc(tfm, req_ctx, dst, src, nbytes, req, desc, &seq_len); 81463ee04c8SGilad Ben-Yossef 81563ee04c8SGilad Ben-Yossef /* STAT_PHASE_3: Lock HW and push sequence */ 81663ee04c8SGilad Ben-Yossef 81763ee04c8SGilad Ben-Yossef rc = cc_send_request(ctx_p->drvdata, &cc_req, desc, seq_len, 81863ee04c8SGilad Ben-Yossef &req->base); 81963ee04c8SGilad Ben-Yossef if (rc != -EINPROGRESS && rc != -EBUSY) { 82063ee04c8SGilad Ben-Yossef /* Failed to send the request or request completed 82163ee04c8SGilad Ben-Yossef * synchronously 82263ee04c8SGilad Ben-Yossef */ 82363ee04c8SGilad Ben-Yossef cc_unmap_cipher_request(dev, req_ctx, ivsize, src, dst); 82463ee04c8SGilad Ben-Yossef } 82563ee04c8SGilad Ben-Yossef 82663ee04c8SGilad Ben-Yossef exit_process: 82763ee04c8SGilad Ben-Yossef if (rc != -EINPROGRESS && rc != -EBUSY) { 82863ee04c8SGilad Ben-Yossef kzfree(req_ctx->backup_info); 82963ee04c8SGilad Ben-Yossef kzfree(req_ctx->iv); 83063ee04c8SGilad Ben-Yossef } 83163ee04c8SGilad Ben-Yossef 83263ee04c8SGilad Ben-Yossef return rc; 83363ee04c8SGilad Ben-Yossef } 83463ee04c8SGilad Ben-Yossef 83563ee04c8SGilad Ben-Yossef static int cc_cipher_encrypt(struct skcipher_request *req) 83663ee04c8SGilad Ben-Yossef { 83763ee04c8SGilad Ben-Yossef struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req); 83863ee04c8SGilad Ben-Yossef 839e30368f3SGilad Ben-Yossef memset(req_ctx, 0, sizeof(*req_ctx)); 84063ee04c8SGilad Ben-Yossef 84163ee04c8SGilad Ben-Yossef return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_ENCRYPT); 84263ee04c8SGilad Ben-Yossef } 84363ee04c8SGilad Ben-Yossef 84463ee04c8SGilad Ben-Yossef static int cc_cipher_decrypt(struct skcipher_request *req) 84563ee04c8SGilad Ben-Yossef { 84663ee04c8SGilad Ben-Yossef struct crypto_skcipher *sk_tfm = crypto_skcipher_reqtfm(req); 84700904aa0SGilad Ben-Yossef struct crypto_tfm *tfm = crypto_skcipher_tfm(sk_tfm); 84800904aa0SGilad Ben-Yossef struct cc_cipher_ctx *ctx_p = crypto_tfm_ctx(tfm); 84963ee04c8SGilad Ben-Yossef struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req); 85063ee04c8SGilad Ben-Yossef unsigned int ivsize = crypto_skcipher_ivsize(sk_tfm); 85163ee04c8SGilad Ben-Yossef gfp_t flags = cc_gfp_flags(&req->base); 85200904aa0SGilad Ben-Yossef unsigned int len; 85363ee04c8SGilad Ben-Yossef 854e30368f3SGilad Ben-Yossef memset(req_ctx, 0, sizeof(*req_ctx)); 855e30368f3SGilad Ben-Yossef 8562b5ac174SGilad Ben-Yossef if ((ctx_p->cipher_mode == DRV_CIPHER_CBC) && 8572b5ac174SGilad Ben-Yossef (req->cryptlen >= ivsize)) { 85800904aa0SGilad Ben-Yossef 85900904aa0SGilad Ben-Yossef /* Allocate and save the last IV sized bytes of the source, 86000904aa0SGilad Ben-Yossef * which will be lost in case of in-place decryption. 86163ee04c8SGilad Ben-Yossef */ 86200904aa0SGilad Ben-Yossef req_ctx->backup_info = kzalloc(ivsize, flags); 86363ee04c8SGilad Ben-Yossef if (!req_ctx->backup_info) 86463ee04c8SGilad Ben-Yossef return -ENOMEM; 86563ee04c8SGilad Ben-Yossef 86600904aa0SGilad Ben-Yossef len = req->cryptlen - ivsize; 86700904aa0SGilad Ben-Yossef scatterwalk_map_and_copy(req_ctx->backup_info, req->src, len, 86800904aa0SGilad Ben-Yossef ivsize, 0); 86900904aa0SGilad Ben-Yossef } 87000904aa0SGilad Ben-Yossef 87163ee04c8SGilad Ben-Yossef return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_DECRYPT); 87263ee04c8SGilad Ben-Yossef } 87363ee04c8SGilad Ben-Yossef 87463ee04c8SGilad Ben-Yossef /* Block cipher alg */ 87563ee04c8SGilad Ben-Yossef static const struct cc_alg_template skcipher_algs[] = { 87663ee04c8SGilad Ben-Yossef { 877a794d8d8SGilad Ben-Yossef .name = "xts(paes)", 878a794d8d8SGilad Ben-Yossef .driver_name = "xts-paes-ccree", 879a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 880a794d8d8SGilad Ben-Yossef .template_skcipher = { 881a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 882a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 883a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 884a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 885a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 886a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 887a794d8d8SGilad Ben-Yossef }, 888a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_XTS, 889a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 890a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 8911c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 892f98f6e21SGilad Ben-Yossef .sec_func = true, 893a794d8d8SGilad Ben-Yossef }, 894a794d8d8SGilad Ben-Yossef { 895a794d8d8SGilad Ben-Yossef .name = "xts512(paes)", 896a794d8d8SGilad Ben-Yossef .driver_name = "xts-paes-du512-ccree", 897a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 898a794d8d8SGilad Ben-Yossef .template_skcipher = { 899a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 900a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 901a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 902a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 903a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 904a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 905a794d8d8SGilad Ben-Yossef }, 906a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_XTS, 907a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 908a794d8d8SGilad Ben-Yossef .data_unit = 512, 909a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 9101c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 911f98f6e21SGilad Ben-Yossef .sec_func = true, 912a794d8d8SGilad Ben-Yossef }, 913a794d8d8SGilad Ben-Yossef { 914a794d8d8SGilad Ben-Yossef .name = "xts4096(paes)", 915a794d8d8SGilad Ben-Yossef .driver_name = "xts-paes-du4096-ccree", 916a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 917a794d8d8SGilad Ben-Yossef .template_skcipher = { 918a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 919a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 920a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 921a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 922a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 923a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 924a794d8d8SGilad Ben-Yossef }, 925a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_XTS, 926a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 927a794d8d8SGilad Ben-Yossef .data_unit = 4096, 928a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 9291c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 930f98f6e21SGilad Ben-Yossef .sec_func = true, 931a794d8d8SGilad Ben-Yossef }, 932a794d8d8SGilad Ben-Yossef { 933a794d8d8SGilad Ben-Yossef .name = "essiv(paes)", 934a794d8d8SGilad Ben-Yossef .driver_name = "essiv-paes-ccree", 935a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 936a794d8d8SGilad Ben-Yossef .template_skcipher = { 937a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 938a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 939a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 940a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 941a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 942a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 943a794d8d8SGilad Ben-Yossef }, 944a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ESSIV, 945a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 946a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 9471c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 948f98f6e21SGilad Ben-Yossef .sec_func = true, 949a794d8d8SGilad Ben-Yossef }, 950a794d8d8SGilad Ben-Yossef { 951a794d8d8SGilad Ben-Yossef .name = "essiv512(paes)", 952a794d8d8SGilad Ben-Yossef .driver_name = "essiv-paes-du512-ccree", 953a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 954a794d8d8SGilad Ben-Yossef .template_skcipher = { 955a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 956a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 957a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 958a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 959a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 960a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 961a794d8d8SGilad Ben-Yossef }, 962a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ESSIV, 963a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 964a794d8d8SGilad Ben-Yossef .data_unit = 512, 965a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 9661c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 967f98f6e21SGilad Ben-Yossef .sec_func = true, 968a794d8d8SGilad Ben-Yossef }, 969a794d8d8SGilad Ben-Yossef { 970a794d8d8SGilad Ben-Yossef .name = "essiv4096(paes)", 971a794d8d8SGilad Ben-Yossef .driver_name = "essiv-paes-du4096-ccree", 972a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 973a794d8d8SGilad Ben-Yossef .template_skcipher = { 974a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 975a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 976a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 977a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 978a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 979a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 980a794d8d8SGilad Ben-Yossef }, 981a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ESSIV, 982a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 983a794d8d8SGilad Ben-Yossef .data_unit = 4096, 984a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 9851c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 986f98f6e21SGilad Ben-Yossef .sec_func = true, 987a794d8d8SGilad Ben-Yossef }, 988a794d8d8SGilad Ben-Yossef { 989a794d8d8SGilad Ben-Yossef .name = "bitlocker(paes)", 990a794d8d8SGilad Ben-Yossef .driver_name = "bitlocker-paes-ccree", 991a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 992a794d8d8SGilad Ben-Yossef .template_skcipher = { 993a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 994a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 995a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 996a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 997a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 998a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 999a794d8d8SGilad Ben-Yossef }, 1000a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_BITLOCKER, 1001a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1002a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 10031c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1004f98f6e21SGilad Ben-Yossef .sec_func = true, 1005a794d8d8SGilad Ben-Yossef }, 1006a794d8d8SGilad Ben-Yossef { 1007a794d8d8SGilad Ben-Yossef .name = "bitlocker512(paes)", 1008a794d8d8SGilad Ben-Yossef .driver_name = "bitlocker-paes-du512-ccree", 1009a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 1010a794d8d8SGilad Ben-Yossef .template_skcipher = { 1011a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1012a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1013a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1014a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1015a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1016a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 1017a794d8d8SGilad Ben-Yossef }, 1018a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_BITLOCKER, 1019a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1020a794d8d8SGilad Ben-Yossef .data_unit = 512, 1021a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 10221c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1023f98f6e21SGilad Ben-Yossef .sec_func = true, 1024a794d8d8SGilad Ben-Yossef }, 1025a794d8d8SGilad Ben-Yossef { 1026a794d8d8SGilad Ben-Yossef .name = "bitlocker4096(paes)", 1027a794d8d8SGilad Ben-Yossef .driver_name = "bitlocker-paes-du4096-ccree", 1028a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 1029a794d8d8SGilad Ben-Yossef .template_skcipher = { 1030a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1031a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1032a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1033a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1034a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1035a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 1036a794d8d8SGilad Ben-Yossef }, 1037a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_BITLOCKER, 1038a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1039a794d8d8SGilad Ben-Yossef .data_unit = 4096, 1040a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 10411c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1042f98f6e21SGilad Ben-Yossef .sec_func = true, 1043a794d8d8SGilad Ben-Yossef }, 1044a794d8d8SGilad Ben-Yossef { 1045a794d8d8SGilad Ben-Yossef .name = "ecb(paes)", 1046a794d8d8SGilad Ben-Yossef .driver_name = "ecb-paes-ccree", 1047a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 1048a794d8d8SGilad Ben-Yossef .template_skcipher = { 1049a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1050a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1051a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1052a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1053a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1054a794d8d8SGilad Ben-Yossef .ivsize = 0, 1055a794d8d8SGilad Ben-Yossef }, 1056a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ECB, 1057a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1058a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 10591c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1060f98f6e21SGilad Ben-Yossef .sec_func = true, 1061a794d8d8SGilad Ben-Yossef }, 1062a794d8d8SGilad Ben-Yossef { 1063a794d8d8SGilad Ben-Yossef .name = "cbc(paes)", 1064a794d8d8SGilad Ben-Yossef .driver_name = "cbc-paes-ccree", 1065a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 1066a794d8d8SGilad Ben-Yossef .template_skcipher = { 1067a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1068a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1069a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1070a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1071a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1072a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 1073a794d8d8SGilad Ben-Yossef }, 1074a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC, 1075a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1076a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 10771c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1078f98f6e21SGilad Ben-Yossef .sec_func = true, 1079a794d8d8SGilad Ben-Yossef }, 1080a794d8d8SGilad Ben-Yossef { 1081a794d8d8SGilad Ben-Yossef .name = "ofb(paes)", 1082a794d8d8SGilad Ben-Yossef .driver_name = "ofb-paes-ccree", 1083a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 1084a794d8d8SGilad Ben-Yossef .template_skcipher = { 1085a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1086a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1087a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1088a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1089a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1090a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 1091a794d8d8SGilad Ben-Yossef }, 1092a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_OFB, 1093a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1094a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 10951c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1096f98f6e21SGilad Ben-Yossef .sec_func = true, 1097a794d8d8SGilad Ben-Yossef }, 1098a794d8d8SGilad Ben-Yossef { 109984f366daSGilad Ben-Yossef .name = "cts(cbc(paes))", 110084f366daSGilad Ben-Yossef .driver_name = "cts-cbc-paes-ccree", 1101a794d8d8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 1102a794d8d8SGilad Ben-Yossef .template_skcipher = { 1103a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1104a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1105a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1106a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1107a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1108a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 1109a794d8d8SGilad Ben-Yossef }, 1110a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC_CTS, 1111a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1112a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 11131c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1114f98f6e21SGilad Ben-Yossef .sec_func = true, 1115a794d8d8SGilad Ben-Yossef }, 1116a794d8d8SGilad Ben-Yossef { 1117a794d8d8SGilad Ben-Yossef .name = "ctr(paes)", 1118a794d8d8SGilad Ben-Yossef .driver_name = "ctr-paes-ccree", 1119a794d8d8SGilad Ben-Yossef .blocksize = 1, 1120a794d8d8SGilad Ben-Yossef .template_skcipher = { 1121a794d8d8SGilad Ben-Yossef .setkey = cc_cipher_sethkey, 1122a794d8d8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 1123a794d8d8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 1124a794d8d8SGilad Ben-Yossef .min_keysize = CC_HW_KEY_SIZE, 1125a794d8d8SGilad Ben-Yossef .max_keysize = CC_HW_KEY_SIZE, 1126a794d8d8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 1127a794d8d8SGilad Ben-Yossef }, 1128a794d8d8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CTR, 1129a794d8d8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 1130a794d8d8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 11311c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 1132f98f6e21SGilad Ben-Yossef .sec_func = true, 1133a794d8d8SGilad Ben-Yossef }, 1134a794d8d8SGilad Ben-Yossef { 113563ee04c8SGilad Ben-Yossef .name = "xts(aes)", 113663ee04c8SGilad Ben-Yossef .driver_name = "xts-aes-ccree", 113763ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 113863ee04c8SGilad Ben-Yossef .template_skcipher = { 113963ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 114063ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 114163ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 114263ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 114363ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 114463ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 114563ee04c8SGilad Ben-Yossef }, 114663ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_XTS, 114763ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 114827b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 11491c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 115063ee04c8SGilad Ben-Yossef }, 115163ee04c8SGilad Ben-Yossef { 115263ee04c8SGilad Ben-Yossef .name = "xts512(aes)", 115363ee04c8SGilad Ben-Yossef .driver_name = "xts-aes-du512-ccree", 115463ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 115563ee04c8SGilad Ben-Yossef .template_skcipher = { 115663ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 115763ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 115863ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 115963ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 116063ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 116163ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 116263ee04c8SGilad Ben-Yossef }, 116363ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_XTS, 116463ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 116563ee04c8SGilad Ben-Yossef .data_unit = 512, 116627b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 11671c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 116863ee04c8SGilad Ben-Yossef }, 116963ee04c8SGilad Ben-Yossef { 117063ee04c8SGilad Ben-Yossef .name = "xts4096(aes)", 117163ee04c8SGilad Ben-Yossef .driver_name = "xts-aes-du4096-ccree", 117263ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 117363ee04c8SGilad Ben-Yossef .template_skcipher = { 117463ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 117563ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 117663ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 117763ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 117863ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 117963ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 118063ee04c8SGilad Ben-Yossef }, 118163ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_XTS, 118263ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 118363ee04c8SGilad Ben-Yossef .data_unit = 4096, 118427b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 11851c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 118663ee04c8SGilad Ben-Yossef }, 118763ee04c8SGilad Ben-Yossef { 118863ee04c8SGilad Ben-Yossef .name = "essiv(aes)", 118963ee04c8SGilad Ben-Yossef .driver_name = "essiv-aes-ccree", 119063ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 119163ee04c8SGilad Ben-Yossef .template_skcipher = { 119263ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 119363ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 119463ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 119563ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 119663ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 119763ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 119863ee04c8SGilad Ben-Yossef }, 119963ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ESSIV, 120063ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 120127b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 12021c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 120363ee04c8SGilad Ben-Yossef }, 120463ee04c8SGilad Ben-Yossef { 120563ee04c8SGilad Ben-Yossef .name = "essiv512(aes)", 120663ee04c8SGilad Ben-Yossef .driver_name = "essiv-aes-du512-ccree", 120763ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 120863ee04c8SGilad Ben-Yossef .template_skcipher = { 120963ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 121063ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 121163ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 121263ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 121363ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 121463ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 121563ee04c8SGilad Ben-Yossef }, 121663ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ESSIV, 121763ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 121863ee04c8SGilad Ben-Yossef .data_unit = 512, 121927b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 12201c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 122163ee04c8SGilad Ben-Yossef }, 122263ee04c8SGilad Ben-Yossef { 122363ee04c8SGilad Ben-Yossef .name = "essiv4096(aes)", 122463ee04c8SGilad Ben-Yossef .driver_name = "essiv-aes-du4096-ccree", 122563ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 122663ee04c8SGilad Ben-Yossef .template_skcipher = { 122763ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 122863ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 122963ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 123063ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 123163ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 123263ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 123363ee04c8SGilad Ben-Yossef }, 123463ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ESSIV, 123563ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 123663ee04c8SGilad Ben-Yossef .data_unit = 4096, 123727b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 12381c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 123963ee04c8SGilad Ben-Yossef }, 124063ee04c8SGilad Ben-Yossef { 124163ee04c8SGilad Ben-Yossef .name = "bitlocker(aes)", 124263ee04c8SGilad Ben-Yossef .driver_name = "bitlocker-aes-ccree", 124363ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 124463ee04c8SGilad Ben-Yossef .template_skcipher = { 124563ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 124663ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 124763ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 124863ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 124963ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 125063ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 125163ee04c8SGilad Ben-Yossef }, 125263ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_BITLOCKER, 125363ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 125427b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 12551c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 125663ee04c8SGilad Ben-Yossef }, 125763ee04c8SGilad Ben-Yossef { 125863ee04c8SGilad Ben-Yossef .name = "bitlocker512(aes)", 125963ee04c8SGilad Ben-Yossef .driver_name = "bitlocker-aes-du512-ccree", 126063ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 126163ee04c8SGilad Ben-Yossef .template_skcipher = { 126263ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 126363ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 126463ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 126563ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 126663ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 126763ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 126863ee04c8SGilad Ben-Yossef }, 126963ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_BITLOCKER, 127063ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 127163ee04c8SGilad Ben-Yossef .data_unit = 512, 127227b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 12731c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 127463ee04c8SGilad Ben-Yossef }, 127563ee04c8SGilad Ben-Yossef { 127663ee04c8SGilad Ben-Yossef .name = "bitlocker4096(aes)", 127763ee04c8SGilad Ben-Yossef .driver_name = "bitlocker-aes-du4096-ccree", 127863ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 127963ee04c8SGilad Ben-Yossef .template_skcipher = { 128063ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 128163ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 128263ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 128363ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE * 2, 128463ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE * 2, 128563ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 128663ee04c8SGilad Ben-Yossef }, 128763ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_BITLOCKER, 128863ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 128963ee04c8SGilad Ben-Yossef .data_unit = 4096, 129027b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_712, 12911c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 129263ee04c8SGilad Ben-Yossef }, 129363ee04c8SGilad Ben-Yossef { 129463ee04c8SGilad Ben-Yossef .name = "ecb(aes)", 129563ee04c8SGilad Ben-Yossef .driver_name = "ecb-aes-ccree", 129663ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 129763ee04c8SGilad Ben-Yossef .template_skcipher = { 129863ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 129963ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 130063ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 130163ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE, 130263ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE, 130363ee04c8SGilad Ben-Yossef .ivsize = 0, 130463ee04c8SGilad Ben-Yossef }, 130563ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ECB, 130663ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 130727b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 13081c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 130963ee04c8SGilad Ben-Yossef }, 131063ee04c8SGilad Ben-Yossef { 131163ee04c8SGilad Ben-Yossef .name = "cbc(aes)", 131263ee04c8SGilad Ben-Yossef .driver_name = "cbc-aes-ccree", 131363ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 131463ee04c8SGilad Ben-Yossef .template_skcipher = { 131563ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 131663ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 131763ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 131863ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE, 131963ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE, 132063ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 132163ee04c8SGilad Ben-Yossef }, 132263ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC, 132363ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 132427b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 13251c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 132663ee04c8SGilad Ben-Yossef }, 132763ee04c8SGilad Ben-Yossef { 132863ee04c8SGilad Ben-Yossef .name = "ofb(aes)", 132963ee04c8SGilad Ben-Yossef .driver_name = "ofb-aes-ccree", 133063ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 133163ee04c8SGilad Ben-Yossef .template_skcipher = { 133263ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 133363ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 133463ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 133563ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE, 133663ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE, 133763ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 133863ee04c8SGilad Ben-Yossef }, 133963ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_OFB, 134063ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 134127b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 13421c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 134363ee04c8SGilad Ben-Yossef }, 134463ee04c8SGilad Ben-Yossef { 134584f366daSGilad Ben-Yossef .name = "cts(cbc(aes))", 134684f366daSGilad Ben-Yossef .driver_name = "cts-cbc-aes-ccree", 134763ee04c8SGilad Ben-Yossef .blocksize = AES_BLOCK_SIZE, 134863ee04c8SGilad Ben-Yossef .template_skcipher = { 134963ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 135063ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 135163ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 135263ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE, 135363ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE, 135463ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 135563ee04c8SGilad Ben-Yossef }, 135663ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC_CTS, 135763ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 135827b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 13591c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 136063ee04c8SGilad Ben-Yossef }, 136163ee04c8SGilad Ben-Yossef { 136263ee04c8SGilad Ben-Yossef .name = "ctr(aes)", 136363ee04c8SGilad Ben-Yossef .driver_name = "ctr-aes-ccree", 136463ee04c8SGilad Ben-Yossef .blocksize = 1, 136563ee04c8SGilad Ben-Yossef .template_skcipher = { 136663ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 136763ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 136863ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 136963ee04c8SGilad Ben-Yossef .min_keysize = AES_MIN_KEY_SIZE, 137063ee04c8SGilad Ben-Yossef .max_keysize = AES_MAX_KEY_SIZE, 137163ee04c8SGilad Ben-Yossef .ivsize = AES_BLOCK_SIZE, 137263ee04c8SGilad Ben-Yossef }, 137363ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CTR, 137463ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_AES, 137527b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 13761c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 137763ee04c8SGilad Ben-Yossef }, 137863ee04c8SGilad Ben-Yossef { 137963ee04c8SGilad Ben-Yossef .name = "cbc(des3_ede)", 138063ee04c8SGilad Ben-Yossef .driver_name = "cbc-3des-ccree", 138163ee04c8SGilad Ben-Yossef .blocksize = DES3_EDE_BLOCK_SIZE, 138263ee04c8SGilad Ben-Yossef .template_skcipher = { 138363ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 138463ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 138563ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 138663ee04c8SGilad Ben-Yossef .min_keysize = DES3_EDE_KEY_SIZE, 138763ee04c8SGilad Ben-Yossef .max_keysize = DES3_EDE_KEY_SIZE, 138863ee04c8SGilad Ben-Yossef .ivsize = DES3_EDE_BLOCK_SIZE, 138963ee04c8SGilad Ben-Yossef }, 139063ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC, 139163ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_DES, 139227b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 13931c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 139463ee04c8SGilad Ben-Yossef }, 139563ee04c8SGilad Ben-Yossef { 139663ee04c8SGilad Ben-Yossef .name = "ecb(des3_ede)", 139763ee04c8SGilad Ben-Yossef .driver_name = "ecb-3des-ccree", 139863ee04c8SGilad Ben-Yossef .blocksize = DES3_EDE_BLOCK_SIZE, 139963ee04c8SGilad Ben-Yossef .template_skcipher = { 140063ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 140163ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 140263ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 140363ee04c8SGilad Ben-Yossef .min_keysize = DES3_EDE_KEY_SIZE, 140463ee04c8SGilad Ben-Yossef .max_keysize = DES3_EDE_KEY_SIZE, 140563ee04c8SGilad Ben-Yossef .ivsize = 0, 140663ee04c8SGilad Ben-Yossef }, 140763ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ECB, 140863ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_DES, 140927b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 14101c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 141163ee04c8SGilad Ben-Yossef }, 141263ee04c8SGilad Ben-Yossef { 141363ee04c8SGilad Ben-Yossef .name = "cbc(des)", 141463ee04c8SGilad Ben-Yossef .driver_name = "cbc-des-ccree", 141563ee04c8SGilad Ben-Yossef .blocksize = DES_BLOCK_SIZE, 141663ee04c8SGilad Ben-Yossef .template_skcipher = { 141763ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 141863ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 141963ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 142063ee04c8SGilad Ben-Yossef .min_keysize = DES_KEY_SIZE, 142163ee04c8SGilad Ben-Yossef .max_keysize = DES_KEY_SIZE, 142263ee04c8SGilad Ben-Yossef .ivsize = DES_BLOCK_SIZE, 142363ee04c8SGilad Ben-Yossef }, 142463ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC, 142563ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_DES, 142627b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 14271c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 142863ee04c8SGilad Ben-Yossef }, 142963ee04c8SGilad Ben-Yossef { 143063ee04c8SGilad Ben-Yossef .name = "ecb(des)", 143163ee04c8SGilad Ben-Yossef .driver_name = "ecb-des-ccree", 143263ee04c8SGilad Ben-Yossef .blocksize = DES_BLOCK_SIZE, 143363ee04c8SGilad Ben-Yossef .template_skcipher = { 143463ee04c8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 143563ee04c8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 143663ee04c8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 143763ee04c8SGilad Ben-Yossef .min_keysize = DES_KEY_SIZE, 143863ee04c8SGilad Ben-Yossef .max_keysize = DES_KEY_SIZE, 143963ee04c8SGilad Ben-Yossef .ivsize = 0, 144063ee04c8SGilad Ben-Yossef }, 144163ee04c8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ECB, 144263ee04c8SGilad Ben-Yossef .flow_mode = S_DIN_to_DES, 144327b3b22dSGilad Ben-Yossef .min_hw_rev = CC_HW_REV_630, 14441c876a90SGilad Ben-Yossef .std_body = CC_STD_NIST, 144563ee04c8SGilad Ben-Yossef }, 14469b8d51f8SGilad Ben-Yossef { 14479b8d51f8SGilad Ben-Yossef .name = "cbc(sm4)", 14489b8d51f8SGilad Ben-Yossef .driver_name = "cbc-sm4-ccree", 14499b8d51f8SGilad Ben-Yossef .blocksize = SM4_BLOCK_SIZE, 14509b8d51f8SGilad Ben-Yossef .template_skcipher = { 14519b8d51f8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 14529b8d51f8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 14539b8d51f8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 14549b8d51f8SGilad Ben-Yossef .min_keysize = SM4_KEY_SIZE, 14559b8d51f8SGilad Ben-Yossef .max_keysize = SM4_KEY_SIZE, 14569b8d51f8SGilad Ben-Yossef .ivsize = SM4_BLOCK_SIZE, 14579b8d51f8SGilad Ben-Yossef }, 14589b8d51f8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CBC, 14599b8d51f8SGilad Ben-Yossef .flow_mode = S_DIN_to_SM4, 14609b8d51f8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_713, 14611c876a90SGilad Ben-Yossef .std_body = CC_STD_OSCCA, 14629b8d51f8SGilad Ben-Yossef }, 14639b8d51f8SGilad Ben-Yossef { 14649b8d51f8SGilad Ben-Yossef .name = "ecb(sm4)", 14659b8d51f8SGilad Ben-Yossef .driver_name = "ecb-sm4-ccree", 14669b8d51f8SGilad Ben-Yossef .blocksize = SM4_BLOCK_SIZE, 14679b8d51f8SGilad Ben-Yossef .template_skcipher = { 14689b8d51f8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 14699b8d51f8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 14709b8d51f8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 14719b8d51f8SGilad Ben-Yossef .min_keysize = SM4_KEY_SIZE, 14729b8d51f8SGilad Ben-Yossef .max_keysize = SM4_KEY_SIZE, 14739b8d51f8SGilad Ben-Yossef .ivsize = 0, 14749b8d51f8SGilad Ben-Yossef }, 14759b8d51f8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_ECB, 14769b8d51f8SGilad Ben-Yossef .flow_mode = S_DIN_to_SM4, 14779b8d51f8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_713, 14781c876a90SGilad Ben-Yossef .std_body = CC_STD_OSCCA, 14799b8d51f8SGilad Ben-Yossef }, 14809b8d51f8SGilad Ben-Yossef { 14819b8d51f8SGilad Ben-Yossef .name = "ctr(sm4)", 14829b8d51f8SGilad Ben-Yossef .driver_name = "ctr-sm4-ccree", 14839b8d51f8SGilad Ben-Yossef .blocksize = SM4_BLOCK_SIZE, 14849b8d51f8SGilad Ben-Yossef .template_skcipher = { 14859b8d51f8SGilad Ben-Yossef .setkey = cc_cipher_setkey, 14869b8d51f8SGilad Ben-Yossef .encrypt = cc_cipher_encrypt, 14879b8d51f8SGilad Ben-Yossef .decrypt = cc_cipher_decrypt, 14889b8d51f8SGilad Ben-Yossef .min_keysize = SM4_KEY_SIZE, 14899b8d51f8SGilad Ben-Yossef .max_keysize = SM4_KEY_SIZE, 14909b8d51f8SGilad Ben-Yossef .ivsize = SM4_BLOCK_SIZE, 14919b8d51f8SGilad Ben-Yossef }, 14929b8d51f8SGilad Ben-Yossef .cipher_mode = DRV_CIPHER_CTR, 14939b8d51f8SGilad Ben-Yossef .flow_mode = S_DIN_to_SM4, 14949b8d51f8SGilad Ben-Yossef .min_hw_rev = CC_HW_REV_713, 14951c876a90SGilad Ben-Yossef .std_body = CC_STD_OSCCA, 14969b8d51f8SGilad Ben-Yossef }, 149763ee04c8SGilad Ben-Yossef }; 149863ee04c8SGilad Ben-Yossef 149963ee04c8SGilad Ben-Yossef static struct cc_crypto_alg *cc_create_alg(const struct cc_alg_template *tmpl, 150063ee04c8SGilad Ben-Yossef struct device *dev) 150163ee04c8SGilad Ben-Yossef { 150263ee04c8SGilad Ben-Yossef struct cc_crypto_alg *t_alg; 150363ee04c8SGilad Ben-Yossef struct skcipher_alg *alg; 150463ee04c8SGilad Ben-Yossef 150563ee04c8SGilad Ben-Yossef t_alg = kzalloc(sizeof(*t_alg), GFP_KERNEL); 150663ee04c8SGilad Ben-Yossef if (!t_alg) 150763ee04c8SGilad Ben-Yossef return ERR_PTR(-ENOMEM); 150863ee04c8SGilad Ben-Yossef 150963ee04c8SGilad Ben-Yossef alg = &t_alg->skcipher_alg; 151063ee04c8SGilad Ben-Yossef 151163ee04c8SGilad Ben-Yossef memcpy(alg, &tmpl->template_skcipher, sizeof(*alg)); 151263ee04c8SGilad Ben-Yossef 151363ee04c8SGilad Ben-Yossef snprintf(alg->base.cra_name, CRYPTO_MAX_ALG_NAME, "%s", tmpl->name); 151463ee04c8SGilad Ben-Yossef snprintf(alg->base.cra_driver_name, CRYPTO_MAX_ALG_NAME, "%s", 151563ee04c8SGilad Ben-Yossef tmpl->driver_name); 151663ee04c8SGilad Ben-Yossef alg->base.cra_module = THIS_MODULE; 151763ee04c8SGilad Ben-Yossef alg->base.cra_priority = CC_CRA_PRIO; 151863ee04c8SGilad Ben-Yossef alg->base.cra_blocksize = tmpl->blocksize; 151963ee04c8SGilad Ben-Yossef alg->base.cra_alignmask = 0; 152063ee04c8SGilad Ben-Yossef alg->base.cra_ctxsize = sizeof(struct cc_cipher_ctx); 152163ee04c8SGilad Ben-Yossef 152263ee04c8SGilad Ben-Yossef alg->base.cra_init = cc_cipher_init; 152363ee04c8SGilad Ben-Yossef alg->base.cra_exit = cc_cipher_exit; 15242c95e6d9SEric Biggers alg->base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY; 152563ee04c8SGilad Ben-Yossef 152663ee04c8SGilad Ben-Yossef t_alg->cipher_mode = tmpl->cipher_mode; 152763ee04c8SGilad Ben-Yossef t_alg->flow_mode = tmpl->flow_mode; 152863ee04c8SGilad Ben-Yossef t_alg->data_unit = tmpl->data_unit; 152963ee04c8SGilad Ben-Yossef 153063ee04c8SGilad Ben-Yossef return t_alg; 153163ee04c8SGilad Ben-Yossef } 153263ee04c8SGilad Ben-Yossef 153363ee04c8SGilad Ben-Yossef int cc_cipher_free(struct cc_drvdata *drvdata) 153463ee04c8SGilad Ben-Yossef { 153563ee04c8SGilad Ben-Yossef struct cc_crypto_alg *t_alg, *n; 153663ee04c8SGilad Ben-Yossef struct cc_cipher_handle *cipher_handle = drvdata->cipher_handle; 153763ee04c8SGilad Ben-Yossef 153863ee04c8SGilad Ben-Yossef if (cipher_handle) { 153963ee04c8SGilad Ben-Yossef /* Remove registered algs */ 154063ee04c8SGilad Ben-Yossef list_for_each_entry_safe(t_alg, n, &cipher_handle->alg_list, 154163ee04c8SGilad Ben-Yossef entry) { 154263ee04c8SGilad Ben-Yossef crypto_unregister_skcipher(&t_alg->skcipher_alg); 154363ee04c8SGilad Ben-Yossef list_del(&t_alg->entry); 154463ee04c8SGilad Ben-Yossef kfree(t_alg); 154563ee04c8SGilad Ben-Yossef } 154663ee04c8SGilad Ben-Yossef kfree(cipher_handle); 154763ee04c8SGilad Ben-Yossef drvdata->cipher_handle = NULL; 154863ee04c8SGilad Ben-Yossef } 154963ee04c8SGilad Ben-Yossef return 0; 155063ee04c8SGilad Ben-Yossef } 155163ee04c8SGilad Ben-Yossef 155263ee04c8SGilad Ben-Yossef int cc_cipher_alloc(struct cc_drvdata *drvdata) 155363ee04c8SGilad Ben-Yossef { 155463ee04c8SGilad Ben-Yossef struct cc_cipher_handle *cipher_handle; 155563ee04c8SGilad Ben-Yossef struct cc_crypto_alg *t_alg; 155663ee04c8SGilad Ben-Yossef struct device *dev = drvdata_to_dev(drvdata); 155763ee04c8SGilad Ben-Yossef int rc = -ENOMEM; 155863ee04c8SGilad Ben-Yossef int alg; 155963ee04c8SGilad Ben-Yossef 156063ee04c8SGilad Ben-Yossef cipher_handle = kmalloc(sizeof(*cipher_handle), GFP_KERNEL); 156163ee04c8SGilad Ben-Yossef if (!cipher_handle) 156263ee04c8SGilad Ben-Yossef return -ENOMEM; 156363ee04c8SGilad Ben-Yossef 156463ee04c8SGilad Ben-Yossef INIT_LIST_HEAD(&cipher_handle->alg_list); 156563ee04c8SGilad Ben-Yossef drvdata->cipher_handle = cipher_handle; 156663ee04c8SGilad Ben-Yossef 156763ee04c8SGilad Ben-Yossef /* Linux crypto */ 156863ee04c8SGilad Ben-Yossef dev_dbg(dev, "Number of algorithms = %zu\n", 156963ee04c8SGilad Ben-Yossef ARRAY_SIZE(skcipher_algs)); 157063ee04c8SGilad Ben-Yossef for (alg = 0; alg < ARRAY_SIZE(skcipher_algs); alg++) { 15711c876a90SGilad Ben-Yossef if ((skcipher_algs[alg].min_hw_rev > drvdata->hw_rev) || 1572f98f6e21SGilad Ben-Yossef !(drvdata->std_bodies & skcipher_algs[alg].std_body) || 1573f98f6e21SGilad Ben-Yossef (drvdata->sec_disabled && skcipher_algs[alg].sec_func)) 157427b3b22dSGilad Ben-Yossef continue; 157527b3b22dSGilad Ben-Yossef 157663ee04c8SGilad Ben-Yossef dev_dbg(dev, "creating %s\n", skcipher_algs[alg].driver_name); 157763ee04c8SGilad Ben-Yossef t_alg = cc_create_alg(&skcipher_algs[alg], dev); 157863ee04c8SGilad Ben-Yossef if (IS_ERR(t_alg)) { 157963ee04c8SGilad Ben-Yossef rc = PTR_ERR(t_alg); 158063ee04c8SGilad Ben-Yossef dev_err(dev, "%s alg allocation failed\n", 158163ee04c8SGilad Ben-Yossef skcipher_algs[alg].driver_name); 158263ee04c8SGilad Ben-Yossef goto fail0; 158363ee04c8SGilad Ben-Yossef } 158463ee04c8SGilad Ben-Yossef t_alg->drvdata = drvdata; 158563ee04c8SGilad Ben-Yossef 158663ee04c8SGilad Ben-Yossef dev_dbg(dev, "registering %s\n", 158763ee04c8SGilad Ben-Yossef skcipher_algs[alg].driver_name); 158863ee04c8SGilad Ben-Yossef rc = crypto_register_skcipher(&t_alg->skcipher_alg); 158963ee04c8SGilad Ben-Yossef dev_dbg(dev, "%s alg registration rc = %x\n", 159063ee04c8SGilad Ben-Yossef t_alg->skcipher_alg.base.cra_driver_name, rc); 159163ee04c8SGilad Ben-Yossef if (rc) { 159263ee04c8SGilad Ben-Yossef dev_err(dev, "%s alg registration failed\n", 159363ee04c8SGilad Ben-Yossef t_alg->skcipher_alg.base.cra_driver_name); 159463ee04c8SGilad Ben-Yossef kfree(t_alg); 159563ee04c8SGilad Ben-Yossef goto fail0; 159663ee04c8SGilad Ben-Yossef } else { 159763ee04c8SGilad Ben-Yossef list_add_tail(&t_alg->entry, 159863ee04c8SGilad Ben-Yossef &cipher_handle->alg_list); 159963ee04c8SGilad Ben-Yossef dev_dbg(dev, "Registered %s\n", 160063ee04c8SGilad Ben-Yossef t_alg->skcipher_alg.base.cra_driver_name); 160163ee04c8SGilad Ben-Yossef } 160263ee04c8SGilad Ben-Yossef } 160363ee04c8SGilad Ben-Yossef return 0; 160463ee04c8SGilad Ben-Yossef 160563ee04c8SGilad Ben-Yossef fail0: 160663ee04c8SGilad Ben-Yossef cc_cipher_free(drvdata); 160763ee04c8SGilad Ben-Yossef return rc; 160863ee04c8SGilad Ben-Yossef } 1609