diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2024-01-10 21:23:43 +0100 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2024-01-10 21:23:43 +0100 |
commit | 0cb552aa97843f24549ce808883494138471c16b (patch) | |
tree | 805d1a4a46b68929c2ca2f878b58840e19dee550 /drivers/crypto/inside-secure/safexcel_cipher.c | |
parent | Merge tag 'tpmdd-v6.8' of git://git.kernel.org/pub/scm/linux/kernel/git/jarkk... (diff) | |
parent | crypto: iaa - Account for cpu-less numa nodes (diff) | |
download | linux-0cb552aa97843f24549ce808883494138471c16b.tar.xz linux-0cb552aa97843f24549ce808883494138471c16b.zip |
Merge tag 'v6.8-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto updates from Herbert Xu:
"API:
- Add incremental lskcipher/skcipher processing
Algorithms:
- Remove SHA1 from drbg
- Remove CFB and OFB
Drivers:
- Add comp high perf mode configuration in hisilicon/zip
- Add support for 420xx devices in qat
- Add IAA Compression Accelerator driver"
* tag 'v6.8-p1' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (172 commits)
crypto: iaa - Account for cpu-less numa nodes
crypto: scomp - fix req->dst buffer overflow
crypto: sahara - add support for crypto_engine
crypto: sahara - remove error message for bad aes request size
crypto: sahara - remove unnecessary NULL assignments
crypto: sahara - remove 'active' flag from sahara_aes_reqctx struct
crypto: sahara - use dev_err_probe()
crypto: sahara - use devm_clk_get_enabled()
crypto: sahara - use BIT() macro
crypto: sahara - clean up macro indentation
crypto: sahara - do not resize req->src when doing hash operations
crypto: sahara - fix processing hash requests with req->nbytes < sg->length
crypto: sahara - improve error handling in sahara_sha_process()
crypto: sahara - fix wait_for_completion_timeout() error handling
crypto: sahara - fix ahash reqsize
crypto: sahara - handle zero-length aes requests
crypto: skcipher - remove excess kerneldoc members
crypto: shash - remove excess kerneldoc members
crypto: qat - generate dynamically arbiter mappings
crypto: qat - add support for ring pair level telemetry
...
Diffstat (limited to 'drivers/crypto/inside-secure/safexcel_cipher.c')
-rw-r--r-- | drivers/crypto/inside-secure/safexcel_cipher.c | 171 |
1 files changed, 11 insertions, 160 deletions
diff --git a/drivers/crypto/inside-secure/safexcel_cipher.c b/drivers/crypto/inside-secure/safexcel_cipher.c index 272c28b5a088..42677f7458b7 100644 --- a/drivers/crypto/inside-secure/safexcel_cipher.c +++ b/drivers/crypto/inside-secure/safexcel_cipher.c @@ -742,9 +742,9 @@ static int safexcel_send_req(struct crypto_async_request *base, int ring, max(totlen_src, totlen_dst)); return -EINVAL; } - if (sreq->nr_src > 0) - dma_map_sg(priv->dev, src, sreq->nr_src, - DMA_BIDIRECTIONAL); + if (sreq->nr_src > 0 && + !dma_map_sg(priv->dev, src, sreq->nr_src, DMA_BIDIRECTIONAL)) + return -EIO; } else { if (unlikely(totlen_src && (sreq->nr_src <= 0))) { dev_err(priv->dev, "Source buffer not large enough (need %d bytes)!", @@ -752,8 +752,9 @@ static int safexcel_send_req(struct crypto_async_request *base, int ring, return -EINVAL; } - if (sreq->nr_src > 0) - dma_map_sg(priv->dev, src, sreq->nr_src, DMA_TO_DEVICE); + if (sreq->nr_src > 0 && + !dma_map_sg(priv->dev, src, sreq->nr_src, DMA_TO_DEVICE)) + return -EIO; if (unlikely(totlen_dst && (sreq->nr_dst <= 0))) { dev_err(priv->dev, "Dest buffer not large enough (need %d bytes)!", @@ -762,9 +763,11 @@ static int safexcel_send_req(struct crypto_async_request *base, int ring, goto unmap; } - if (sreq->nr_dst > 0) - dma_map_sg(priv->dev, dst, sreq->nr_dst, - DMA_FROM_DEVICE); + if (sreq->nr_dst > 0 && + !dma_map_sg(priv->dev, dst, sreq->nr_dst, DMA_FROM_DEVICE)) { + ret = -EIO; + goto unmap; + } } memcpy(ctx->base.ctxr->data, ctx->key, ctx->key_len); @@ -1349,82 +1352,6 @@ struct safexcel_alg_template safexcel_alg_cbc_aes = { }, }; -static int safexcel_skcipher_aes_cfb_cra_init(struct crypto_tfm *tfm) -{ - struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); - - safexcel_skcipher_cra_init(tfm); - ctx->alg = SAFEXCEL_AES; - ctx->blocksz = AES_BLOCK_SIZE; - ctx->mode = CONTEXT_CONTROL_CRYPTO_MODE_CFB; - return 0; -} - -struct safexcel_alg_template safexcel_alg_cfb_aes = { - .type = SAFEXCEL_ALG_TYPE_SKCIPHER, - .algo_mask = SAFEXCEL_ALG_AES | SAFEXCEL_ALG_AES_XFB, - .alg.skcipher = { - .setkey = safexcel_skcipher_aes_setkey, - .encrypt = safexcel_encrypt, - .decrypt = safexcel_decrypt, - .min_keysize = AES_MIN_KEY_SIZE, - .max_keysize = AES_MAX_KEY_SIZE, - .ivsize = AES_BLOCK_SIZE, - .base = { - .cra_name = "cfb(aes)", - .cra_driver_name = "safexcel-cfb-aes", - .cra_priority = SAFEXCEL_CRA_PRIORITY, - .cra_flags = CRYPTO_ALG_ASYNC | - CRYPTO_ALG_ALLOCATES_MEMORY | - CRYPTO_ALG_KERN_DRIVER_ONLY, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct safexcel_cipher_ctx), - .cra_alignmask = 0, - .cra_init = safexcel_skcipher_aes_cfb_cra_init, - .cra_exit = safexcel_skcipher_cra_exit, - .cra_module = THIS_MODULE, - }, - }, -}; - -static int safexcel_skcipher_aes_ofb_cra_init(struct crypto_tfm *tfm) -{ - struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); - - safexcel_skcipher_cra_init(tfm); - ctx->alg = SAFEXCEL_AES; - ctx->blocksz = AES_BLOCK_SIZE; - ctx->mode = CONTEXT_CONTROL_CRYPTO_MODE_OFB; - return 0; -} - -struct safexcel_alg_template safexcel_alg_ofb_aes = { - .type = SAFEXCEL_ALG_TYPE_SKCIPHER, - .algo_mask = SAFEXCEL_ALG_AES | SAFEXCEL_ALG_AES_XFB, - .alg.skcipher = { - .setkey = safexcel_skcipher_aes_setkey, - .encrypt = safexcel_encrypt, - .decrypt = safexcel_decrypt, - .min_keysize = AES_MIN_KEY_SIZE, - .max_keysize = AES_MAX_KEY_SIZE, - .ivsize = AES_BLOCK_SIZE, - .base = { - .cra_name = "ofb(aes)", - .cra_driver_name = "safexcel-ofb-aes", - .cra_priority = SAFEXCEL_CRA_PRIORITY, - .cra_flags = CRYPTO_ALG_ASYNC | - CRYPTO_ALG_ALLOCATES_MEMORY | - CRYPTO_ALG_KERN_DRIVER_ONLY, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct safexcel_cipher_ctx), - .cra_alignmask = 0, - .cra_init = safexcel_skcipher_aes_ofb_cra_init, - .cra_exit = safexcel_skcipher_cra_exit, - .cra_module = THIS_MODULE, - }, - }, -}; - static int safexcel_skcipher_aesctr_setkey(struct crypto_skcipher *ctfm, const u8 *key, unsigned int len) { @@ -3183,82 +3110,6 @@ struct safexcel_alg_template safexcel_alg_cbc_sm4 = { }, }; -static int safexcel_skcipher_sm4_ofb_cra_init(struct crypto_tfm *tfm) -{ - struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); - - safexcel_skcipher_cra_init(tfm); - ctx->alg = SAFEXCEL_SM4; - ctx->blocksz = SM4_BLOCK_SIZE; - ctx->mode = CONTEXT_CONTROL_CRYPTO_MODE_OFB; - return 0; -} - -struct safexcel_alg_template safexcel_alg_ofb_sm4 = { - .type = SAFEXCEL_ALG_TYPE_SKCIPHER, - .algo_mask = SAFEXCEL_ALG_SM4 | SAFEXCEL_ALG_AES_XFB, - .alg.skcipher = { - .setkey = safexcel_skcipher_sm4_setkey, - .encrypt = safexcel_encrypt, - .decrypt = safexcel_decrypt, - .min_keysize = SM4_KEY_SIZE, - .max_keysize = SM4_KEY_SIZE, - .ivsize = SM4_BLOCK_SIZE, - .base = { - .cra_name = "ofb(sm4)", - .cra_driver_name = "safexcel-ofb-sm4", - .cra_priority = SAFEXCEL_CRA_PRIORITY, - .cra_flags = CRYPTO_ALG_ASYNC | - CRYPTO_ALG_ALLOCATES_MEMORY | - CRYPTO_ALG_KERN_DRIVER_ONLY, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct safexcel_cipher_ctx), - .cra_alignmask = 0, - .cra_init = safexcel_skcipher_sm4_ofb_cra_init, - .cra_exit = safexcel_skcipher_cra_exit, - .cra_module = THIS_MODULE, - }, - }, -}; - -static int safexcel_skcipher_sm4_cfb_cra_init(struct crypto_tfm *tfm) -{ - struct safexcel_cipher_ctx *ctx = crypto_tfm_ctx(tfm); - - safexcel_skcipher_cra_init(tfm); - ctx->alg = SAFEXCEL_SM4; - ctx->blocksz = SM4_BLOCK_SIZE; - ctx->mode = CONTEXT_CONTROL_CRYPTO_MODE_CFB; - return 0; -} - -struct safexcel_alg_template safexcel_alg_cfb_sm4 = { - .type = SAFEXCEL_ALG_TYPE_SKCIPHER, - .algo_mask = SAFEXCEL_ALG_SM4 | SAFEXCEL_ALG_AES_XFB, - .alg.skcipher = { - .setkey = safexcel_skcipher_sm4_setkey, - .encrypt = safexcel_encrypt, - .decrypt = safexcel_decrypt, - .min_keysize = SM4_KEY_SIZE, - .max_keysize = SM4_KEY_SIZE, - .ivsize = SM4_BLOCK_SIZE, - .base = { - .cra_name = "cfb(sm4)", - .cra_driver_name = "safexcel-cfb-sm4", - .cra_priority = SAFEXCEL_CRA_PRIORITY, - .cra_flags = CRYPTO_ALG_ASYNC | - CRYPTO_ALG_ALLOCATES_MEMORY | - CRYPTO_ALG_KERN_DRIVER_ONLY, - .cra_blocksize = 1, - .cra_ctxsize = sizeof(struct safexcel_cipher_ctx), - .cra_alignmask = 0, - .cra_init = safexcel_skcipher_sm4_cfb_cra_init, - .cra_exit = safexcel_skcipher_cra_exit, - .cra_module = THIS_MODULE, - }, - }, -}; - static int safexcel_skcipher_sm4ctr_setkey(struct crypto_skcipher *ctfm, const u8 *key, unsigned int len) { |