diff options
Diffstat (limited to 'drivers/crypto/omap-sham.c')
-rw-r--r-- | drivers/crypto/omap-sham.c | 274 |
1 files changed, 141 insertions, 133 deletions
diff --git a/drivers/crypto/omap-sham.c b/drivers/crypto/omap-sham.c index 2ef92301969f..4b79d54fd671 100644 --- a/drivers/crypto/omap-sham.c +++ b/drivers/crypto/omap-sham.c @@ -13,34 +13,31 @@ #define pr_fmt(fmt) "%s: " fmt, __func__ +#include <crypto/engine.h> +#include <crypto/hmac.h> +#include <crypto/internal/hash.h> +#include <crypto/scatterwalk.h> +#include <crypto/sha1.h> +#include <crypto/sha2.h> #include <linux/err.h> #include <linux/device.h> -#include <linux/module.h> +#include <linux/dma-mapping.h> +#include <linux/dmaengine.h> #include <linux/init.h> -#include <linux/errno.h> #include <linux/interrupt.h> -#include <linux/kernel.h> -#include <linux/irq.h> #include <linux/io.h> -#include <linux/platform_device.h> -#include <linux/scatterlist.h> -#include <linux/dma-mapping.h> -#include <linux/dmaengine.h> -#include <linux/pm_runtime.h> +#include <linux/irq.h> +#include <linux/kernel.h> +#include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include <linux/delay.h> -#include <linux/crypto.h> -#include <crypto/scatterwalk.h> -#include <crypto/algapi.h> -#include <crypto/sha1.h> -#include <crypto/sha2.h> -#include <crypto/hash.h> -#include <crypto/hmac.h> -#include <crypto/internal/hash.h> -#include <crypto/engine.h> +#include <linux/platform_device.h> +#include <linux/pm_runtime.h> +#include <linux/scatterlist.h> +#include <linux/slab.h> +#include <linux/string.h> #define MD5_DIGEST_SIZE 16 @@ -168,7 +165,6 @@ struct omap_sham_hmac_ctx { }; struct omap_sham_ctx { - struct crypto_engine_ctx enginectx; unsigned long flags; /* fallback stuff */ @@ -180,7 +176,7 @@ struct omap_sham_ctx { #define OMAP_SHAM_QUEUE_LENGTH 10 struct omap_sham_algs_info { - struct ahash_alg *algs_list; + struct ahash_engine_alg *algs_list; unsigned int size; unsigned int registered; }; @@ -1353,8 +1349,6 @@ static int omap_sham_cra_init_alg(struct crypto_tfm *tfm, const char *alg_base) } - tctx->enginectx.op.do_one_request = omap_sham_hash_one_req; - return 0; } @@ -1425,15 +1419,15 @@ static int omap_sham_import(struct ahash_request *req, const void *in) return 0; } -static struct ahash_alg algs_sha1_md5[] = { +static struct ahash_engine_alg algs_sha1_md5[] = { { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .halg.digestsize = SHA1_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.halg.digestsize = SHA1_DIGEST_SIZE, + .base.halg.base = { .cra_name = "sha1", .cra_driver_name = "omap-sha1", .cra_priority = 400, @@ -1446,16 +1440,17 @@ static struct ahash_alg algs_sha1_md5[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .halg.digestsize = MD5_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.halg.digestsize = MD5_DIGEST_SIZE, + .base.halg.base = { .cra_name = "md5", .cra_driver_name = "omap-md5", .cra_priority = 400, @@ -1468,17 +1463,18 @@ static struct ahash_alg algs_sha1_md5[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .setkey = omap_sham_setkey, - .halg.digestsize = SHA1_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.setkey = omap_sham_setkey, + .base.halg.digestsize = SHA1_DIGEST_SIZE, + .base.halg.base = { .cra_name = "hmac(sha1)", .cra_driver_name = "omap-hmac-sha1", .cra_priority = 400, @@ -1492,17 +1488,18 @@ static struct ahash_alg algs_sha1_md5[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_sha1_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .setkey = omap_sham_setkey, - .halg.digestsize = MD5_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.setkey = omap_sham_setkey, + .base.halg.digestsize = MD5_DIGEST_SIZE, + .base.halg.base = { .cra_name = "hmac(md5)", .cra_driver_name = "omap-hmac-md5", .cra_priority = 400, @@ -1516,20 +1513,21 @@ static struct ahash_alg algs_sha1_md5[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_md5_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, } }; /* OMAP4 has some algs in addition to what OMAP2 has */ -static struct ahash_alg algs_sha224_sha256[] = { -{ - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .halg.digestsize = SHA224_DIGEST_SIZE, - .halg.base = { +static struct ahash_engine_alg algs_sha224_sha256[] = { +{ + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.halg.digestsize = SHA224_DIGEST_SIZE, + .base.halg.base = { .cra_name = "sha224", .cra_driver_name = "omap-sha224", .cra_priority = 400, @@ -1542,16 +1540,17 @@ static struct ahash_alg algs_sha224_sha256[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .halg.digestsize = SHA256_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.halg.digestsize = SHA256_DIGEST_SIZE, + .base.halg.base = { .cra_name = "sha256", .cra_driver_name = "omap-sha256", .cra_priority = 400, @@ -1564,17 +1563,18 @@ static struct ahash_alg algs_sha224_sha256[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .setkey = omap_sham_setkey, - .halg.digestsize = SHA224_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.setkey = omap_sham_setkey, + .base.halg.digestsize = SHA224_DIGEST_SIZE, + .base.halg.base = { .cra_name = "hmac(sha224)", .cra_driver_name = "omap-hmac-sha224", .cra_priority = 400, @@ -1588,17 +1588,18 @@ static struct ahash_alg algs_sha224_sha256[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_sha224_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .setkey = omap_sham_setkey, - .halg.digestsize = SHA256_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.setkey = omap_sham_setkey, + .base.halg.digestsize = SHA256_DIGEST_SIZE, + .base.halg.base = { .cra_name = "hmac(sha256)", .cra_driver_name = "omap-hmac-sha256", .cra_priority = 400, @@ -1612,19 +1613,20 @@ static struct ahash_alg algs_sha224_sha256[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_sha256_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, }; -static struct ahash_alg algs_sha384_sha512[] = { +static struct ahash_engine_alg algs_sha384_sha512[] = { { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .halg.digestsize = SHA384_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.halg.digestsize = SHA384_DIGEST_SIZE, + .base.halg.base = { .cra_name = "sha384", .cra_driver_name = "omap-sha384", .cra_priority = 400, @@ -1637,16 +1639,17 @@ static struct ahash_alg algs_sha384_sha512[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .halg.digestsize = SHA512_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.halg.digestsize = SHA512_DIGEST_SIZE, + .base.halg.base = { .cra_name = "sha512", .cra_driver_name = "omap-sha512", .cra_priority = 400, @@ -1659,17 +1662,18 @@ static struct ahash_alg algs_sha384_sha512[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .setkey = omap_sham_setkey, - .halg.digestsize = SHA384_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.setkey = omap_sham_setkey, + .base.halg.digestsize = SHA384_DIGEST_SIZE, + .base.halg.base = { .cra_name = "hmac(sha384)", .cra_driver_name = "omap-hmac-sha384", .cra_priority = 400, @@ -1683,17 +1687,18 @@ static struct ahash_alg algs_sha384_sha512[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_sha384_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, { - .init = omap_sham_init, - .update = omap_sham_update, - .final = omap_sham_final, - .finup = omap_sham_finup, - .digest = omap_sham_digest, - .setkey = omap_sham_setkey, - .halg.digestsize = SHA512_DIGEST_SIZE, - .halg.base = { + .base.init = omap_sham_init, + .base.update = omap_sham_update, + .base.final = omap_sham_final, + .base.finup = omap_sham_finup, + .base.digest = omap_sham_digest, + .base.setkey = omap_sham_setkey, + .base.halg.digestsize = SHA512_DIGEST_SIZE, + .base.halg.base = { .cra_name = "hmac(sha512)", .cra_driver_name = "omap-hmac-sha512", .cra_priority = 400, @@ -1707,7 +1712,8 @@ static struct ahash_alg algs_sha384_sha512[] = { .cra_module = THIS_MODULE, .cra_init = omap_sham_cra_sha512_init, .cra_exit = omap_sham_cra_exit, - } + }, + .op.do_one_request = omap_sham_hash_one_req, }, }; @@ -2148,14 +2154,16 @@ static int omap_sham_probe(struct platform_device *pdev) break; for (j = 0; j < dd->pdata->algs_info[i].size; j++) { + struct ahash_engine_alg *ealg; struct ahash_alg *alg; - alg = &dd->pdata->algs_info[i].algs_list[j]; + ealg = &dd->pdata->algs_info[i].algs_list[j]; + alg = &ealg->base; alg->export = omap_sham_export; alg->import = omap_sham_import; alg->halg.statesize = sizeof(struct omap_sham_reqctx) + BUFLEN; - err = crypto_register_ahash(alg); + err = crypto_engine_register_ahash(ealg); if (err) goto err_algs; @@ -2174,7 +2182,7 @@ static int omap_sham_probe(struct platform_device *pdev) err_algs: for (i = dd->pdata->algs_info_size - 1; i >= 0; i--) for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--) - crypto_unregister_ahash( + crypto_engine_unregister_ahash( &dd->pdata->algs_info[i].algs_list[j]); err_engine_start: crypto_engine_exit(dd->engine); @@ -2205,7 +2213,7 @@ static int omap_sham_remove(struct platform_device *pdev) spin_unlock_bh(&sham.lock); for (i = dd->pdata->algs_info_size - 1; i >= 0; i--) for (j = dd->pdata->algs_info[i].registered - 1; j >= 0; j--) { - crypto_unregister_ahash( + crypto_engine_unregister_ahash( &dd->pdata->algs_info[i].algs_list[j]); dd->pdata->algs_info[i].registered--; } |