* [PATCH 1/4] crypto: ccree: drop useless type flag during reg
2018-07-24 14:12 [PATCH 0/4] crypto: ccree: fixes and cleanups Gilad Ben-Yossef
@ 2018-07-24 14:12 ` Gilad Ben-Yossef
2018-07-24 14:12 ` [PATCH 2/4] crypto: ccree: remove cipher ivgen left overs Gilad Ben-Yossef
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Gilad Ben-Yossef @ 2018-07-24 14:12 UTC (permalink / raw)
To: Herbert Xu, David S. Miller
Cc: Ofir Drang, Geert Uytterhoeven, linux-crypto, linux-kernel
Drop the explicit setting of CRYPTO_ALG_TYPE_AEAD or
CRYPTO_ALG_TYPE_SKCIPHER flags during alg registration as they are
set anyway by the framework.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
---
drivers/crypto/ccree/cc_aead.c | 16 +---------------
drivers/crypto/ccree/cc_cipher.c | 14 --------------
drivers/crypto/ccree/cc_driver.h | 1 -
3 files changed, 1 insertion(+), 30 deletions(-)
diff --git a/drivers/crypto/ccree/cc_aead.c b/drivers/crypto/ccree/cc_aead.c
index 03f4b9f..01b82b8 100644
--- a/drivers/crypto/ccree/cc_aead.c
+++ b/drivers/crypto/ccree/cc_aead.c
@@ -2344,7 +2344,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(hmac(sha1),cbc(aes))",
.driver_name = "authenc-hmac-sha1-cbc-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2364,7 +2363,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(hmac(sha1),cbc(des3_ede))",
.driver_name = "authenc-hmac-sha1-cbc-des3-ccree",
.blocksize = DES3_EDE_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2384,7 +2382,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(hmac(sha256),cbc(aes))",
.driver_name = "authenc-hmac-sha256-cbc-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2404,7 +2401,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(hmac(sha256),cbc(des3_ede))",
.driver_name = "authenc-hmac-sha256-cbc-des3-ccree",
.blocksize = DES3_EDE_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2424,7 +2420,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(xcbc(aes),cbc(aes))",
.driver_name = "authenc-xcbc-aes-cbc-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2444,7 +2439,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(hmac(sha1),rfc3686(ctr(aes)))",
.driver_name = "authenc-hmac-sha1-rfc3686-ctr-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2464,7 +2458,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(hmac(sha256),rfc3686(ctr(aes)))",
.driver_name = "authenc-hmac-sha256-rfc3686-ctr-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2484,7 +2477,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "authenc(xcbc(aes),rfc3686(ctr(aes)))",
.driver_name = "authenc-xcbc-aes-rfc3686-ctr-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_aead_setauthsize,
@@ -2504,7 +2496,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "ccm(aes)",
.driver_name = "ccm-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_ccm_setauthsize,
@@ -2524,7 +2515,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "rfc4309(ccm(aes))",
.driver_name = "rfc4309-ccm-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_rfc4309_ccm_setkey,
.setauthsize = cc_rfc4309_ccm_setauthsize,
@@ -2544,7 +2534,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "gcm(aes)",
.driver_name = "gcm-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_aead_setkey,
.setauthsize = cc_gcm_setauthsize,
@@ -2564,7 +2553,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "rfc4106(gcm(aes))",
.driver_name = "rfc4106-gcm-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_rfc4106_gcm_setkey,
.setauthsize = cc_rfc4106_gcm_setauthsize,
@@ -2584,7 +2572,6 @@ static struct cc_alg_template aead_algs[] = {
.name = "rfc4543(gcm(aes))",
.driver_name = "rfc4543-gcm-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_AEAD,
.template_aead = {
.setkey = cc_rfc4543_gcm_setkey,
.setauthsize = cc_rfc4543_gcm_setauthsize,
@@ -2621,8 +2608,7 @@ static struct cc_crypto_alg *cc_create_aead_alg(struct cc_alg_template *tmpl,
alg->base.cra_priority = CC_CRA_PRIO;
alg->base.cra_ctxsize = sizeof(struct cc_aead_ctx);
- alg->base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY |
- tmpl->type;
+ alg->base.cra_flags = CRYPTO_ALG_ASYNC | CRYPTO_ALG_KERN_DRIVER_ONLY;
alg->init = cc_aead_init;
alg->exit = cc_aead_exit;
diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c
index 1100185..eb99633 100644
--- a/drivers/crypto/ccree/cc_cipher.c
+++ b/drivers/crypto/ccree/cc_cipher.c
@@ -968,7 +968,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ecb(paes)",
.driver_name = "ecb-paes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_sethkey,
.encrypt = cc_cipher_encrypt,
@@ -985,7 +984,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "cbc(paes)",
.driver_name = "cbc-paes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_sethkey,
.encrypt = cc_cipher_encrypt,
@@ -1002,7 +1000,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ofb(paes)",
.driver_name = "ofb-paes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_sethkey,
.encrypt = cc_cipher_encrypt,
@@ -1019,7 +1016,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "cts(cbc(paes))",
.driver_name = "cts-cbc-paes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_sethkey,
.encrypt = cc_cipher_encrypt,
@@ -1036,7 +1032,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ctr(paes)",
.driver_name = "ctr-paes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_sethkey,
.encrypt = cc_cipher_encrypt,
@@ -1203,7 +1198,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ecb(aes)",
.driver_name = "ecb-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1220,7 +1214,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "cbc(aes)",
.driver_name = "cbc-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1237,7 +1230,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ofb(aes)",
.driver_name = "ofb-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1254,7 +1246,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "cts(cbc(aes))",
.driver_name = "cts-cbc-aes-ccree",
.blocksize = AES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1271,7 +1262,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ctr(aes)",
.driver_name = "ctr-aes-ccree",
.blocksize = 1,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1288,7 +1278,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "cbc(des3_ede)",
.driver_name = "cbc-3des-ccree",
.blocksize = DES3_EDE_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1305,7 +1294,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ecb(des3_ede)",
.driver_name = "ecb-3des-ccree",
.blocksize = DES3_EDE_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1322,7 +1310,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "cbc(des)",
.driver_name = "cbc-des-ccree",
.blocksize = DES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
@@ -1339,7 +1326,6 @@ static const struct cc_alg_template skcipher_algs[] = {
.name = "ecb(des)",
.driver_name = "ecb-des-ccree",
.blocksize = DES_BLOCK_SIZE,
- .type = CRYPTO_ALG_TYPE_ABLKCIPHER,
.template_skcipher = {
.setkey = cc_cipher_setkey,
.encrypt = cc_cipher_encrypt,
diff --git a/drivers/crypto/ccree/cc_driver.h b/drivers/crypto/ccree/cc_driver.h
index 95f82b2..d608a4f 100644
--- a/drivers/crypto/ccree/cc_driver.h
+++ b/drivers/crypto/ccree/cc_driver.h
@@ -148,7 +148,6 @@ struct cc_alg_template {
char name[CRYPTO_MAX_ALG_NAME];
char driver_name[CRYPTO_MAX_ALG_NAME];
unsigned int blocksize;
- u32 type;
union {
struct skcipher_alg skcipher;
struct aead_alg aead;
--
2.7.4
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCH 2/4] crypto: ccree: remove cipher ivgen left overs
2018-07-24 14:12 [PATCH 0/4] crypto: ccree: fixes and cleanups Gilad Ben-Yossef
2018-07-24 14:12 ` [PATCH 1/4] crypto: ccree: drop useless type flag during reg Gilad Ben-Yossef
@ 2018-07-24 14:12 ` Gilad Ben-Yossef
2018-07-24 14:12 ` [PATCH 3/4] crypto: ccree: zero all of request ctx before use Gilad Ben-Yossef
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Gilad Ben-Yossef @ 2018-07-24 14:12 UTC (permalink / raw)
To: Herbert Xu, David S. Miller
Cc: Ofir Drang, Geert Uytterhoeven, linux-crypto, linux-kernel
IV generation is not available via the skcipher interface.
Remove the left over support of it from the ablkcipher days.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
---
drivers/crypto/ccree/cc_buffer_mgr.c | 8 ++------
drivers/crypto/ccree/cc_cipher.c | 11 -----------
drivers/crypto/ccree/cc_cipher.h | 1 -
3 files changed, 2 insertions(+), 18 deletions(-)
diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index b325774..dd948e1 100644
--- a/drivers/crypto/ccree/cc_buffer_mgr.c
+++ b/drivers/crypto/ccree/cc_buffer_mgr.c
@@ -454,9 +454,7 @@ void cc_unmap_cipher_request(struct device *dev, void *ctx,
dev_dbg(dev, "Unmapped iv: iv_dma_addr=%pad iv_size=%u\n",
&req_ctx->gen_ctx.iv_dma_addr, ivsize);
dma_unmap_single(dev, req_ctx->gen_ctx.iv_dma_addr,
- ivsize,
- req_ctx->is_giv ? DMA_BIDIRECTIONAL :
- DMA_TO_DEVICE);
+ ivsize, DMA_TO_DEVICE);
}
/* Release pool */
if (req_ctx->dma_buf_type == CC_DMA_BUF_MLLI &&
@@ -498,9 +496,7 @@ int cc_map_cipher_request(struct cc_drvdata *drvdata, void *ctx,
dump_byte_array("iv", (u8 *)info, ivsize);
req_ctx->gen_ctx.iv_dma_addr =
dma_map_single(dev, (void *)info,
- ivsize,
- req_ctx->is_giv ? DMA_BIDIRECTIONAL :
- DMA_TO_DEVICE);
+ ivsize, DMA_TO_DEVICE);
if (dma_mapping_error(dev, req_ctx->gen_ctx.iv_dma_addr)) {
dev_err(dev, "Mapping iv %u B at va=%pK for DMA failed\n",
ivsize, info);
diff --git a/drivers/crypto/ccree/cc_cipher.c b/drivers/crypto/ccree/cc_cipher.c
index eb99633..64740dd 100644
--- a/drivers/crypto/ccree/cc_cipher.c
+++ b/drivers/crypto/ccree/cc_cipher.c
@@ -743,14 +743,6 @@ static int cc_cipher_process(struct skcipher_request *req,
cc_setup_cipher_data(tfm, req_ctx, dst, src, nbytes, req, desc,
&seq_len);
- /* do we need to generate IV? */
- if (req_ctx->is_giv) {
- cc_req.ivgen_dma_addr[0] = req_ctx->gen_ctx.iv_dma_addr;
- cc_req.ivgen_dma_addr_len = 1;
- /* set the IV size (8/16 B long)*/
- cc_req.ivgen_size = ivsize;
- }
-
/* STAT_PHASE_3: Lock HW and push sequence */
rc = cc_send_request(ctx_p->drvdata, &cc_req, desc, seq_len,
@@ -775,7 +767,6 @@ static int cc_cipher_encrypt(struct skcipher_request *req)
{
struct cipher_req_ctx *req_ctx = skcipher_request_ctx(req);
- req_ctx->is_giv = false;
req_ctx->backup_info = NULL;
return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_ENCRYPT);
@@ -807,8 +798,6 @@ static int cc_cipher_decrypt(struct skcipher_request *req)
req_ctx->backup_info = NULL;
}
- req_ctx->is_giv = false;
-
return cc_cipher_process(req, DRV_CRYPTO_DIRECTION_DECRYPT);
}
diff --git a/drivers/crypto/ccree/cc_cipher.h b/drivers/crypto/ccree/cc_cipher.h
index 68444cf..4dbc0a1 100644
--- a/drivers/crypto/ccree/cc_cipher.h
+++ b/drivers/crypto/ccree/cc_cipher.h
@@ -22,7 +22,6 @@ struct cipher_req_ctx {
u32 out_mlli_nents;
u8 *backup_info; /*store iv for generated IV flow*/
u8 *iv;
- bool is_giv;
struct mlli_params mlli_params;
};
--
2.7.4
^ permalink raw reply related [flat|nested] 6+ messages in thread