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path: root/drivers/crypto/caam/caampkc.c
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Diffstat (limited to 'drivers/crypto/caam/caampkc.c')
-rw-r--r--drivers/crypto/caam/caampkc.c47
1 files changed, 24 insertions, 23 deletions
diff --git a/drivers/crypto/caam/caampkc.c b/drivers/crypto/caam/caampkc.c
index 642846693d7c..aef031946f33 100644
--- a/drivers/crypto/caam/caampkc.c
+++ b/drivers/crypto/caam/caampkc.c
@@ -57,7 +57,7 @@ static void rsa_pub_unmap(struct device *dev, struct rsa_edesc *edesc,
struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct rsa_pub_pdb *pdb = &edesc->pdb.pub;
@@ -69,7 +69,7 @@ static void rsa_priv_f1_unmap(struct device *dev, struct rsa_edesc *edesc,
struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct rsa_priv_f1_pdb *pdb = &edesc->pdb.priv_f1;
@@ -81,7 +81,7 @@ static void rsa_priv_f2_unmap(struct device *dev, struct rsa_edesc *edesc,
struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct rsa_priv_f2_pdb *pdb = &edesc->pdb.priv_f2;
size_t p_sz = key->p_sz;
@@ -98,7 +98,7 @@ static void rsa_priv_f3_unmap(struct device *dev, struct rsa_edesc *edesc,
struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct rsa_priv_f3_pdb *pdb = &edesc->pdb.priv_f3;
size_t p_sz = key->p_sz;
@@ -149,7 +149,7 @@ static void rsa_priv_f_done(struct device *dev, u32 *desc, u32 err,
struct akcipher_request *req = context;
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
struct caam_drv_private_jr *jrp = dev_get_drvdata(dev);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct caam_rsa_req_ctx *req_ctx = akcipher_request_ctx(req);
struct rsa_edesc *edesc;
@@ -242,7 +242,7 @@ static struct rsa_edesc *rsa_edesc_alloc(struct akcipher_request *req,
size_t desclen)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct device *dev = ctx->dev;
struct caam_rsa_req_ctx *req_ctx = akcipher_request_ctx(req);
struct caam_rsa_key *key = &ctx->key;
@@ -371,7 +371,7 @@ static int akcipher_do_one_req(struct crypto_engine *engine, void *areq)
base);
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
struct caam_rsa_req_ctx *req_ctx = akcipher_request_ctx(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct device *jrdev = ctx->dev;
u32 *desc = req_ctx->edesc->hw_desc;
int ret;
@@ -399,7 +399,7 @@ static int set_rsa_pub_pdb(struct akcipher_request *req,
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
struct caam_rsa_req_ctx *req_ctx = akcipher_request_ctx(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct device *dev = ctx->dev;
struct rsa_pub_pdb *pdb = &edesc->pdb.pub;
@@ -444,7 +444,7 @@ static int set_rsa_priv_f1_pdb(struct akcipher_request *req,
struct rsa_edesc *edesc)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct device *dev = ctx->dev;
struct rsa_priv_f1_pdb *pdb = &edesc->pdb.priv_f1;
@@ -491,7 +491,7 @@ static int set_rsa_priv_f2_pdb(struct akcipher_request *req,
struct rsa_edesc *edesc)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct device *dev = ctx->dev;
struct rsa_priv_f2_pdb *pdb = &edesc->pdb.priv_f2;
@@ -568,7 +568,7 @@ static int set_rsa_priv_f3_pdb(struct akcipher_request *req,
struct rsa_edesc *edesc)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct device *dev = ctx->dev;
struct rsa_priv_f3_pdb *pdb = &edesc->pdb.priv_f3;
@@ -664,7 +664,7 @@ static int akcipher_enqueue_req(struct device *jrdev,
{
struct caam_drv_private_jr *jrpriv = dev_get_drvdata(jrdev);
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct caam_rsa_req_ctx *req_ctx = akcipher_request_ctx(req);
struct rsa_edesc *edesc = req_ctx->edesc;
@@ -707,7 +707,7 @@ static int akcipher_enqueue_req(struct device *jrdev,
static int caam_rsa_enc(struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
struct device *jrdev = ctx->dev;
struct rsa_edesc *edesc;
@@ -746,7 +746,7 @@ init_fail:
static int caam_rsa_dec_priv_f1(struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct device *jrdev = ctx->dev;
struct rsa_edesc *edesc;
int ret;
@@ -775,7 +775,7 @@ init_fail:
static int caam_rsa_dec_priv_f2(struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct device *jrdev = ctx->dev;
struct rsa_edesc *edesc;
int ret;
@@ -804,7 +804,7 @@ init_fail:
static int caam_rsa_dec_priv_f3(struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct device *jrdev = ctx->dev;
struct rsa_edesc *edesc;
int ret;
@@ -833,7 +833,7 @@ init_fail:
static int caam_rsa_dec(struct akcipher_request *req)
{
struct crypto_akcipher *tfm = crypto_akcipher_reqtfm(req);
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
int ret;
@@ -936,7 +936,7 @@ static int caam_rsa_check_key_length(unsigned int len)
static int caam_rsa_set_pub_key(struct crypto_akcipher *tfm, const void *key,
unsigned int keylen)
{
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct rsa_key raw_key = {NULL};
struct caam_rsa_key *rsa_key = &ctx->key;
int ret;
@@ -1038,7 +1038,7 @@ free_p:
static int caam_rsa_set_priv_key(struct crypto_akcipher *tfm, const void *key,
unsigned int keylen)
{
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct rsa_key raw_key = {NULL};
struct caam_rsa_key *rsa_key = &ctx->key;
int ret;
@@ -1089,7 +1089,7 @@ err:
static unsigned int caam_rsa_max_size(struct crypto_akcipher *tfm)
{
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
return ctx->key.n_sz;
}
@@ -1097,7 +1097,7 @@ static unsigned int caam_rsa_max_size(struct crypto_akcipher *tfm)
/* Per session pkc's driver context creation function */
static int caam_rsa_init_tfm(struct crypto_akcipher *tfm)
{
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
akcipher_set_reqsize(tfm, sizeof(struct caam_rsa_req_ctx));
@@ -1125,7 +1125,7 @@ static int caam_rsa_init_tfm(struct crypto_akcipher *tfm)
/* Per session pkc's driver context cleanup function */
static void caam_rsa_exit_tfm(struct crypto_akcipher *tfm)
{
- struct caam_rsa_ctx *ctx = akcipher_tfm_ctx(tfm);
+ struct caam_rsa_ctx *ctx = akcipher_tfm_ctx_dma(tfm);
struct caam_rsa_key *key = &ctx->key;
dma_unmap_single(ctx->dev, ctx->padding_dma, CAAM_RSA_MAX_INPUT_SIZE -
@@ -1148,7 +1148,8 @@ static struct caam_akcipher_alg caam_rsa = {
.cra_driver_name = "rsa-caam",
.cra_priority = 3000,
.cra_module = THIS_MODULE,
- .cra_ctxsize = sizeof(struct caam_rsa_ctx),
+ .cra_ctxsize = sizeof(struct caam_rsa_ctx) +
+ CRYPTO_DMA_PADDING,
},
}
};