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path: root/drivers/crypto/talitos.c
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Diffstat (limited to 'drivers/crypto/talitos.c')
-rw-r--r--drivers/crypto/talitos.c55
1 files changed, 43 insertions, 12 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
index ce38b05c8def..4e8153a839a4 100644
--- a/drivers/crypto/talitos.c
+++ b/drivers/crypto/talitos.c
@@ -46,6 +46,8 @@
46#include <crypto/aead.h> 46#include <crypto/aead.h>
47#include <crypto/authenc.h> 47#include <crypto/authenc.h>
48#include <crypto/skcipher.h> 48#include <crypto/skcipher.h>
49#include <crypto/hash.h>
50#include <crypto/internal/hash.h>
49#include <crypto/scatterwalk.h> 51#include <crypto/scatterwalk.h>
50 52
51#include "talitos.h" 53#include "talitos.h"
@@ -1482,6 +1484,7 @@ struct talitos_alg_template {
1482 u32 type; 1484 u32 type;
1483 union { 1485 union {
1484 struct crypto_alg crypto; 1486 struct crypto_alg crypto;
1487 struct ahash_alg hash;
1485 } alg; 1488 } alg;
1486 __be32 desc_hdr_template; 1489 __be32 desc_hdr_template;
1487}; 1490};
@@ -1698,8 +1701,7 @@ static struct talitos_alg_template driver_algs[] = {
1698struct talitos_crypto_alg { 1701struct talitos_crypto_alg {
1699 struct list_head entry; 1702 struct list_head entry;
1700 struct device *dev; 1703 struct device *dev;
1701 __be32 desc_hdr_template; 1704 struct talitos_alg_template algt;
1702 struct crypto_alg crypto_alg;
1703}; 1705};
1704 1706
1705static int talitos_cra_init(struct crypto_tfm *tfm) 1707static int talitos_cra_init(struct crypto_tfm *tfm)
@@ -1708,13 +1710,14 @@ static int talitos_cra_init(struct crypto_tfm *tfm)
1708 struct talitos_crypto_alg *talitos_alg; 1710 struct talitos_crypto_alg *talitos_alg;
1709 struct talitos_ctx *ctx = crypto_tfm_ctx(tfm); 1711 struct talitos_ctx *ctx = crypto_tfm_ctx(tfm);
1710 1712
1711 talitos_alg = container_of(alg, struct talitos_crypto_alg, crypto_alg); 1713 talitos_alg = container_of(alg, struct talitos_crypto_alg,
1714 algt.alg.crypto);
1712 1715
1713 /* update context with ptr to dev */ 1716 /* update context with ptr to dev */
1714 ctx->dev = talitos_alg->dev; 1717 ctx->dev = talitos_alg->dev;
1715 1718
1716 /* copy descriptor header template value */ 1719 /* copy descriptor header template value */
1717 ctx->desc_hdr_template = talitos_alg->desc_hdr_template; 1720 ctx->desc_hdr_template = talitos_alg->algt.desc_hdr_template;
1718 1721
1719 /* random first IV */ 1722 /* random first IV */
1720 get_random_bytes(ctx->iv, TALITOS_MAX_IV_LENGTH); 1723 get_random_bytes(ctx->iv, TALITOS_MAX_IV_LENGTH);
@@ -1750,7 +1753,15 @@ static int talitos_remove(struct of_device *ofdev)
1750 int i; 1753 int i;
1751 1754
1752 list_for_each_entry_safe(t_alg, n, &priv->alg_list, entry) { 1755 list_for_each_entry_safe(t_alg, n, &priv->alg_list, entry) {
1753 crypto_unregister_alg(&t_alg->crypto_alg); 1756 switch (t_alg->algt.type) {
1757 case CRYPTO_ALG_TYPE_ABLKCIPHER:
1758 case CRYPTO_ALG_TYPE_AEAD:
1759 crypto_unregister_alg(&t_alg->algt.alg.crypto);
1760 break;
1761 case CRYPTO_ALG_TYPE_AHASH:
1762 crypto_unregister_ahash(&t_alg->algt.alg.hash);
1763 break;
1764 }
1754 list_del(&t_alg->entry); 1765 list_del(&t_alg->entry);
1755 kfree(t_alg); 1766 kfree(t_alg);
1756 } 1767 }
@@ -1791,8 +1802,16 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev,
1791 if (!t_alg) 1802 if (!t_alg)
1792 return ERR_PTR(-ENOMEM); 1803 return ERR_PTR(-ENOMEM);
1793 1804
1794 alg = &t_alg->crypto_alg; 1805 t_alg->algt = *template;
1795 *alg = template->alg.crypto; 1806
1807 switch (t_alg->algt.type) {
1808 case CRYPTO_ALG_TYPE_ABLKCIPHER:
1809 case CRYPTO_ALG_TYPE_AEAD:
1810 alg = &t_alg->algt.alg.crypto;
1811 break;
1812 case CRYPTO_ALG_TYPE_AHASH:
1813 alg = &t_alg->algt.alg.hash.halg.base;
1814 }
1796 1815
1797 alg->cra_module = THIS_MODULE; 1816 alg->cra_module = THIS_MODULE;
1798 alg->cra_init = talitos_cra_init; 1817 alg->cra_init = talitos_cra_init;
@@ -1800,7 +1819,6 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev,
1800 alg->cra_alignmask = 0; 1819 alg->cra_alignmask = 0;
1801 alg->cra_ctxsize = sizeof(struct talitos_ctx); 1820 alg->cra_ctxsize = sizeof(struct talitos_ctx);
1802 1821
1803 t_alg->desc_hdr_template = template->desc_hdr_template;
1804 t_alg->dev = dev; 1822 t_alg->dev = dev;
1805 1823
1806 return t_alg; 1824 return t_alg;
@@ -1934,6 +1952,7 @@ static int talitos_probe(struct of_device *ofdev,
1934 for (i = 0; i < ARRAY_SIZE(driver_algs); i++) { 1952 for (i = 0; i < ARRAY_SIZE(driver_algs); i++) {
1935 if (hw_supports(dev, driver_algs[i].desc_hdr_template)) { 1953 if (hw_supports(dev, driver_algs[i].desc_hdr_template)) {
1936 struct talitos_crypto_alg *t_alg; 1954 struct talitos_crypto_alg *t_alg;
1955 char *name = NULL;
1937 1956
1938 t_alg = talitos_alg_alloc(dev, &driver_algs[i]); 1957 t_alg = talitos_alg_alloc(dev, &driver_algs[i]);
1939 if (IS_ERR(t_alg)) { 1958 if (IS_ERR(t_alg)) {
@@ -1941,15 +1960,27 @@ static int talitos_probe(struct of_device *ofdev,
1941 goto err_out; 1960 goto err_out;
1942 } 1961 }
1943 1962
1944 err = crypto_register_alg(&t_alg->crypto_alg); 1963 switch (t_alg->algt.type) {
1964 case CRYPTO_ALG_TYPE_ABLKCIPHER:
1965 case CRYPTO_ALG_TYPE_AEAD:
1966 err = crypto_register_alg(
1967 &t_alg->algt.alg.crypto);
1968 name = t_alg->algt.alg.crypto.cra_driver_name;
1969 break;
1970 case CRYPTO_ALG_TYPE_AHASH:
1971 err = crypto_register_ahash(
1972 &t_alg->algt.alg.hash);
1973 name =
1974 t_alg->algt.alg.hash.halg.base.cra_driver_name;
1975 break;
1976 }
1945 if (err) { 1977 if (err) {
1946 dev_err(dev, "%s alg registration failed\n", 1978 dev_err(dev, "%s alg registration failed\n",
1947 t_alg->crypto_alg.cra_driver_name); 1979 name);
1948 kfree(t_alg); 1980 kfree(t_alg);
1949 } else { 1981 } else {
1950 list_add_tail(&t_alg->entry, &priv->alg_list); 1982 list_add_tail(&t_alg->entry, &priv->alg_list);
1951 dev_info(dev, "%s\n", 1983 dev_info(dev, "%s\n", name);
1952 t_alg->crypto_alg.cra_driver_name);
1953 } 1984 }
1954 } 1985 }
1955 } 1986 }