diff options
Diffstat (limited to 'drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c')
| -rw-r--r-- | drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c | 54 |
1 files changed, 47 insertions, 7 deletions
diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c index d8623c7e0d1d..9f6594699835 100644 --- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c +++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c @@ -283,7 +283,7 @@ static struct sun8i_ce_alg_template ce_algs[] = { .cra_priority = 400, .cra_blocksize = AES_BLOCK_SIZE, .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | - CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), .cra_module = THIS_MODULE, @@ -310,7 +310,7 @@ static struct sun8i_ce_alg_template ce_algs[] = { .cra_priority = 400, .cra_blocksize = AES_BLOCK_SIZE, .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | - CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), .cra_module = THIS_MODULE, @@ -336,7 +336,7 @@ static struct sun8i_ce_alg_template ce_algs[] = { .cra_priority = 400, .cra_blocksize = DES3_EDE_BLOCK_SIZE, .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | - CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), .cra_module = THIS_MODULE, @@ -363,7 +363,7 @@ static struct sun8i_ce_alg_template ce_algs[] = { .cra_priority = 400, .cra_blocksize = DES3_EDE_BLOCK_SIZE, .cra_flags = CRYPTO_ALG_TYPE_SKCIPHER | - CRYPTO_ALG_ASYNC | CRYPTO_ALG_ALLOCATES_MEMORY | + CRYPTO_ALG_ASYNC | CRYPTO_ALG_NEED_FALLBACK, .cra_ctxsize = sizeof(struct sun8i_cipher_tfm_ctx), .cra_module = THIS_MODULE, @@ -595,19 +595,47 @@ static int sun8i_ce_debugfs_show(struct seq_file *seq, void *v) continue; switch (ce_algs[i].type) { case CRYPTO_ALG_TYPE_SKCIPHER: - seq_printf(seq, "%s %s %lu %lu\n", + seq_printf(seq, "%s %s reqs=%lu fallback=%lu\n", ce_algs[i].alg.skcipher.base.cra_driver_name, ce_algs[i].alg.skcipher.base.cra_name, ce_algs[i].stat_req, ce_algs[i].stat_fb); + seq_printf(seq, "\tLast fallback is: %s\n", + ce_algs[i].fbname); + seq_printf(seq, "\tFallback due to 0 length: %lu\n", + ce_algs[i].stat_fb_len0); + seq_printf(seq, "\tFallback due to length !mod16: %lu\n", + ce_algs[i].stat_fb_mod16); + seq_printf(seq, "\tFallback due to length < IV: %lu\n", + ce_algs[i].stat_fb_leniv); + seq_printf(seq, "\tFallback due to source alignment: %lu\n", + ce_algs[i].stat_fb_srcali); + seq_printf(seq, "\tFallback due to dest alignment: %lu\n", + ce_algs[i].stat_fb_dstali); + seq_printf(seq, "\tFallback due to source length: %lu\n", + ce_algs[i].stat_fb_srclen); + seq_printf(seq, "\tFallback due to dest length: %lu\n", + ce_algs[i].stat_fb_dstlen); + seq_printf(seq, "\tFallback due to SG numbers: %lu\n", + ce_algs[i].stat_fb_maxsg); break; case CRYPTO_ALG_TYPE_AHASH: - seq_printf(seq, "%s %s %lu %lu\n", + seq_printf(seq, "%s %s reqs=%lu fallback=%lu\n", ce_algs[i].alg.hash.halg.base.cra_driver_name, ce_algs[i].alg.hash.halg.base.cra_name, ce_algs[i].stat_req, ce_algs[i].stat_fb); + seq_printf(seq, "\tLast fallback is: %s\n", + ce_algs[i].fbname); + seq_printf(seq, "\tFallback due to 0 length: %lu\n", + ce_algs[i].stat_fb_len0); + seq_printf(seq, "\tFallback due to length: %lu\n", + ce_algs[i].stat_fb_srclen); + seq_printf(seq, "\tFallback due to alignment: %lu\n", + ce_algs[i].stat_fb_srcali); + seq_printf(seq, "\tFallback due to SG numbers: %lu\n", + ce_algs[i].stat_fb_maxsg); break; case CRYPTO_ALG_TYPE_RNG: - seq_printf(seq, "%s %s %lu %lu\n", + seq_printf(seq, "%s %s reqs=%lu bytes=%lu\n", ce_algs[i].alg.rng.base.cra_driver_name, ce_algs[i].alg.rng.base.cra_name, ce_algs[i].stat_req, ce_algs[i].stat_bytes); @@ -673,6 +701,18 @@ static int sun8i_ce_allocate_chanlist(struct sun8i_ce_dev *ce) err = -ENOMEM; goto error_engine; } + ce->chanlist[i].bounce_iv = devm_kmalloc(ce->dev, AES_BLOCK_SIZE, + GFP_KERNEL | GFP_DMA); + if (!ce->chanlist[i].bounce_iv) { + err = -ENOMEM; + goto error_engine; + } + ce->chanlist[i].backup_iv = devm_kmalloc(ce->dev, AES_BLOCK_SIZE, + GFP_KERNEL); + if (!ce->chanlist[i].backup_iv) { + err = -ENOMEM; + goto error_engine; + } } return 0; error_engine: |