diff options
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/talitos.c | 55 |
1 files changed, 43 insertions, 12 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index ce38b05c8de..4e8153a839a 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -46,6 +46,8 @@ #include <crypto/aead.h> #include <crypto/authenc.h> #include <crypto/skcipher.h> +#include <crypto/hash.h> +#include <crypto/internal/hash.h> #include <crypto/scatterwalk.h> #include "talitos.h" @@ -1482,6 +1484,7 @@ struct talitos_alg_template { u32 type; union { struct crypto_alg crypto; + struct ahash_alg hash; } alg; __be32 desc_hdr_template; }; @@ -1698,8 +1701,7 @@ static struct talitos_alg_template driver_algs[] = { struct talitos_crypto_alg { struct list_head entry; struct device *dev; - __be32 desc_hdr_template; - struct crypto_alg crypto_alg; + struct talitos_alg_template algt; }; static int talitos_cra_init(struct crypto_tfm *tfm) @@ -1708,13 +1710,14 @@ static int talitos_cra_init(struct crypto_tfm *tfm) struct talitos_crypto_alg *talitos_alg; struct talitos_ctx *ctx = crypto_tfm_ctx(tfm); - talitos_alg = container_of(alg, struct talitos_crypto_alg, crypto_alg); + talitos_alg = container_of(alg, struct talitos_crypto_alg, + algt.alg.crypto); /* update context with ptr to dev */ ctx->dev = talitos_alg->dev; /* copy descriptor header template value */ - ctx->desc_hdr_template = talitos_alg->desc_hdr_template; + ctx->desc_hdr_template = talitos_alg->algt.desc_hdr_template; /* random first IV */ get_random_bytes(ctx->iv, TALITOS_MAX_IV_LENGTH); @@ -1750,7 +1753,15 @@ static int talitos_remove(struct of_device *ofdev) int i; list_for_each_entry_safe(t_alg, n, &priv->alg_list, entry) { - crypto_unregister_alg(&t_alg->crypto_alg); + switch (t_alg->algt.type) { + case CRYPTO_ALG_TYPE_ABLKCIPHER: + case CRYPTO_ALG_TYPE_AEAD: + crypto_unregister_alg(&t_alg->algt.alg.crypto); + break; + case CRYPTO_ALG_TYPE_AHASH: + crypto_unregister_ahash(&t_alg->algt.alg.hash); + break; + } list_del(&t_alg->entry); kfree(t_alg); } @@ -1791,8 +1802,16 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev, if (!t_alg) return ERR_PTR(-ENOMEM); - alg = &t_alg->crypto_alg; - *alg = template->alg.crypto; + t_alg->algt = *template; + + switch (t_alg->algt.type) { + case CRYPTO_ALG_TYPE_ABLKCIPHER: + case CRYPTO_ALG_TYPE_AEAD: + alg = &t_alg->algt.alg.crypto; + break; + case CRYPTO_ALG_TYPE_AHASH: + alg = &t_alg->algt.alg.hash.halg.base; + } alg->cra_module = THIS_MODULE; alg->cra_init = talitos_cra_init; @@ -1800,7 +1819,6 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev, alg->cra_alignmask = 0; alg->cra_ctxsize = sizeof(struct talitos_ctx); - t_alg->desc_hdr_template = template->desc_hdr_template; t_alg->dev = dev; return t_alg; @@ -1934,6 +1952,7 @@ static int talitos_probe(struct of_device *ofdev, for (i = 0; i < ARRAY_SIZE(driver_algs); i++) { if (hw_supports(dev, driver_algs[i].desc_hdr_template)) { struct talitos_crypto_alg *t_alg; + char *name = NULL; t_alg = talitos_alg_alloc(dev, &driver_algs[i]); if (IS_ERR(t_alg)) { @@ -1941,15 +1960,27 @@ static int talitos_probe(struct of_device *ofdev, goto err_out; } - err = crypto_register_alg(&t_alg->crypto_alg); + switch (t_alg->algt.type) { + case CRYPTO_ALG_TYPE_ABLKCIPHER: + case CRYPTO_ALG_TYPE_AEAD: + err = crypto_register_alg( + &t_alg->algt.alg.crypto); + name = t_alg->algt.alg.crypto.cra_driver_name; + break; + case CRYPTO_ALG_TYPE_AHASH: + err = crypto_register_ahash( + &t_alg->algt.alg.hash); + name = + t_alg->algt.alg.hash.halg.base.cra_driver_name; + break; + } if (err) { dev_err(dev, "%s alg registration failed\n", - t_alg->crypto_alg.cra_driver_name); + name); kfree(t_alg); } else { list_add_tail(&t_alg->entry, &priv->alg_list); - dev_info(dev, "%s\n", - t_alg->crypto_alg.cra_driver_name); + dev_info(dev, "%s\n", name); } } } |