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crypto: inside-secure - Only enable algorithms advertised by the hardware

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This patch probes the supported algorithms from the hardware and only
registers the ones that the hardware actually supports. This is necessary
because this is a generic driver supposed to run on a wide variety of
engines, which may or may not implement certain algorithms.

Signed-off-by: Pascal van Leeuwen <pvanleeuwen@verimatrix.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Pascal van Leeuwen
2019-08-30 09:40:54 +02:00
committed by Herbert Xu
parent c7da38a71c
commit 062b64ca6d
4 changed files with 98 additions and 2 deletions
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12
drivers/crypto/inside-secure/safexcel_hash.c
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@@ -845,6 +845,7 @@ static void safexcel_ahash_cra_exit(struct crypto_tfm *tfm)
struct safexcel_alg_template safexcel_alg_sha1 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA1,
.alg.ahash = {
.init = safexcel_sha1_init,
.update = safexcel_ahash_update,
@@ -1085,6 +1086,7 @@ static int safexcel_hmac_sha1_setkey(struct crypto_ahash *tfm, const u8 *key,
struct safexcel_alg_template safexcel_alg_hmac_sha1 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA1,
.alg.ahash = {
.init = safexcel_hmac_sha1_init,
.update = safexcel_ahash_update,
@@ -1140,6 +1142,7 @@ static int safexcel_sha256_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_sha256 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_256,
.alg.ahash = {
.init = safexcel_sha256_init,
.update = safexcel_ahash_update,
@@ -1194,6 +1197,7 @@ static int safexcel_sha224_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_sha224 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_256,
.alg.ahash = {
.init = safexcel_sha224_init,
.update = safexcel_ahash_update,
@@ -1262,6 +1266,7 @@ static int safexcel_hmac_sha224_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_hmac_sha224 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_256,
.alg.ahash = {
.init = safexcel_hmac_sha224_init,
.update = safexcel_ahash_update,
@@ -1331,6 +1336,7 @@ static int safexcel_hmac_sha256_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_hmac_sha256 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_256,
.alg.ahash = {
.init = safexcel_hmac_sha256_init,
.update = safexcel_ahash_update,
@@ -1386,6 +1392,7 @@ static int safexcel_sha512_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_sha512 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_512,
.alg.ahash = {
.init = safexcel_sha512_init,
.update = safexcel_ahash_update,
@@ -1440,6 +1447,7 @@ static int safexcel_sha384_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_sha384 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_512,
.alg.ahash = {
.init = safexcel_sha384_init,
.update = safexcel_ahash_update,
@@ -1508,6 +1516,7 @@ static int safexcel_hmac_sha512_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_hmac_sha512 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_512,
.alg.ahash = {
.init = safexcel_hmac_sha512_init,
.update = safexcel_ahash_update,
@@ -1577,6 +1586,7 @@ static int safexcel_hmac_sha384_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_hmac_sha384 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_SHA2_512,
.alg.ahash = {
.init = safexcel_hmac_sha384_init,
.update = safexcel_ahash_update,
@@ -1632,6 +1642,7 @@ static int safexcel_md5_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_md5 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_MD5,
.alg.ahash = {
.init = safexcel_md5_init,
.update = safexcel_ahash_update,
@@ -1701,6 +1712,7 @@ static int safexcel_hmac_md5_digest(struct ahash_request *areq)
struct safexcel_alg_template safexcel_alg_hmac_md5 = {
.type = SAFEXCEL_ALG_TYPE_AHASH,
.algo_mask = SAFEXCEL_ALG_MD5,
.alg.ahash = {
.init = safexcel_hmac_md5_init,
.update = safexcel_ahash_update,