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path: root/drivers/crypto/ccp/ccp-crypto-rsa.c
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Diffstat (limited to 'drivers/crypto/ccp/ccp-crypto-rsa.c')
-rw-r--r--drivers/crypto/ccp/ccp-crypto-rsa.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/crypto/ccp/ccp-crypto-rsa.c b/drivers/crypto/ccp/ccp-crypto-rsa.c
index 1223ac70aea2..a14f85512cf4 100644
--- a/drivers/crypto/ccp/ccp-crypto-rsa.c
+++ b/drivers/crypto/ccp/ccp-crypto-rsa.c
@@ -44,7 +44,7 @@ static inline int ccp_copy_and_save_keypart(u8 **kpbuf, unsigned int *kplen,
static int ccp_rsa_complete(struct crypto_async_request *async_req, int ret)
{
struct akcipher_request *req = akcipher_request_cast(async_req);
- struct ccp_rsa_req_ctx *rctx = akcipher_request_ctx(req);
+ struct ccp_rsa_req_ctx *rctx = akcipher_request_ctx_dma(req);
if (ret)
return ret;
@@ -56,7 +56,7 @@ static int ccp_rsa_complete(struct crypto_async_request *async_req, int ret)
static unsigned int ccp_rsa_maxsize(struct crypto_akcipher *tfm)
{
- struct ccp_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct ccp_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
return ctx->u.rsa.n_len;
}
@@ -64,8 +64,8 @@ static unsigned int ccp_rsa_maxsize(struct crypto_akcipher *tfm)
static int ccp_rsa_crypt(struct akcipher_request *req, bool encrypt)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct ccp_ctx *ctx = akcipher_tfm_ctx(tfm);
- struct ccp_rsa_req_ctx *rctx = akcipher_request_ctx(req);
+ struct ccp_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
+ struct ccp_rsa_req_ctx *rctx = akcipher_request_ctx_dma(req);
int ret = 0;
memset(&rctx->cmd, 0, sizeof(rctx->cmd));
@@ -126,7 +126,7 @@ static void ccp_rsa_free_key_bufs(struct ccp_ctx *ctx)
static int ccp_rsa_setkey(struct crypto_akcipher *tfm, const void *key,
unsigned int keylen, bool private)
{
- struct ccp_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct ccp_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct rsa_key raw_key;
int ret;
@@ -192,9 +192,9 @@ static int ccp_rsa_setpubkey(struct crypto_akcipher *tfm, const void *key,
static int ccp_rsa_init_tfm(struct crypto_akcipher *tfm)
{
- struct ccp_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct ccp_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
- akcipher_set_reqsize(tfm, sizeof(struct ccp_rsa_req_ctx));
+ akcipher_set_reqsize_dma(tfm, sizeof(struct ccp_rsa_req_ctx));
ctx->complete = ccp_rsa_complete;
return 0;
@@ -202,7 +202,7 @@ static int ccp_rsa_init_tfm(struct crypto_akcipher *tfm)
static void ccp_rsa_exit_tfm(struct crypto_akcipher *tfm)
{
- struct ccp_ctx *ctx = crypto_tfm_ctx(&tfm->base);
+ struct ccp_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
ccp_rsa_free_key_bufs(ctx);
}
@@ -220,7 +220,7 @@ static struct akcipher_alg ccp_rsa_defaults = {
.cra_driver_name = "rsa-ccp",
.cra_priority = CCP_CRA_PRIORITY,
.cra_module = THIS_MODULE,
- .cra_ctxsize = 2 * sizeof(struct ccp_ctx),
+ .cra_ctxsize = 2 * sizeof(struct ccp_ctx) + CRYPTO_DMA_PADDING,
},
};