On Wed 20 Jan 12:48 CST 2021, Thara Gopinath wrote: > totallen is used to get the size of the data to be transformed. > This is also available via nbytes or cryptlen in the qce_sha_reqctx > and qce_cipher_ctx. Similarly offset convey nothing for the supported > encryption and authentication transformations and is always 0. > Remove these two redundant parameters in qce_start. >
Please drop "drivers: " from $subject. Reviewed-by: Bjorn Andersson <bjorn.anders...@linaro.org> Regards, Bjorn > Signed-off-by: Thara Gopinath <thara.gopin...@linaro.org> > --- > drivers/crypto/qce/common.c | 17 +++++++---------- > drivers/crypto/qce/common.h | 3 +-- > drivers/crypto/qce/sha.c | 2 +- > drivers/crypto/qce/skcipher.c | 2 +- > 4 files changed, 10 insertions(+), 14 deletions(-) > > diff --git a/drivers/crypto/qce/common.c b/drivers/crypto/qce/common.c > index f7bc701a4aa2..dceb9579d87a 100644 > --- a/drivers/crypto/qce/common.c > +++ b/drivers/crypto/qce/common.c > @@ -140,8 +140,7 @@ static u32 qce_auth_cfg(unsigned long flags, u32 key_size) > return cfg; > } > > -static int qce_setup_regs_ahash(struct crypto_async_request *async_req, > - u32 totallen, u32 offset) > +static int qce_setup_regs_ahash(struct crypto_async_request *async_req) > { > struct ahash_request *req = ahash_request_cast(async_req); > struct crypto_ahash *ahash = __crypto_ahash_cast(async_req->tfm); > @@ -306,8 +305,7 @@ static void qce_xtskey(struct qce_device *qce, const u8 > *enckey, > qce_write(qce, REG_ENCR_XTS_DU_SIZE, cryptlen); > } > > -static int qce_setup_regs_skcipher(struct crypto_async_request *async_req, > - u32 totallen, u32 offset) > +static int qce_setup_regs_skcipher(struct crypto_async_request *async_req) > { > struct skcipher_request *req = skcipher_request_cast(async_req); > struct qce_cipher_reqctx *rctx = skcipher_request_ctx(req); > @@ -367,7 +365,7 @@ static int qce_setup_regs_skcipher(struct > crypto_async_request *async_req, > > qce_write(qce, REG_ENCR_SEG_CFG, encr_cfg); > qce_write(qce, REG_ENCR_SEG_SIZE, rctx->cryptlen); > - qce_write(qce, REG_ENCR_SEG_START, offset & 0xffff); > + qce_write(qce, REG_ENCR_SEG_START, 0); > > if (IS_CTR(flags)) { > qce_write(qce, REG_CNTR_MASK, ~0); > @@ -376,7 +374,7 @@ static int qce_setup_regs_skcipher(struct > crypto_async_request *async_req, > qce_write(qce, REG_CNTR_MASK2, ~0); > } > > - qce_write(qce, REG_SEG_SIZE, totallen); > + qce_write(qce, REG_SEG_SIZE, rctx->cryptlen); > > /* get little endianness */ > config = qce_config_reg(qce, 1); > @@ -388,17 +386,16 @@ static int qce_setup_regs_skcipher(struct > crypto_async_request *async_req, > } > #endif > > -int qce_start(struct crypto_async_request *async_req, u32 type, u32 totallen, > - u32 offset) > +int qce_start(struct crypto_async_request *async_req, u32 type) > { > switch (type) { > #ifdef CONFIG_CRYPTO_DEV_QCE_SKCIPHER > case CRYPTO_ALG_TYPE_SKCIPHER: > - return qce_setup_regs_skcipher(async_req, totallen, offset); > + return qce_setup_regs_skcipher(async_req); > #endif > #ifdef CONFIG_CRYPTO_DEV_QCE_SHA > case CRYPTO_ALG_TYPE_AHASH: > - return qce_setup_regs_ahash(async_req, totallen, offset); > + return qce_setup_regs_ahash(async_req); > #endif > default: > return -EINVAL; > diff --git a/drivers/crypto/qce/common.h b/drivers/crypto/qce/common.h > index 85ba16418a04..3bc244bcca2d 100644 > --- a/drivers/crypto/qce/common.h > +++ b/drivers/crypto/qce/common.h > @@ -94,7 +94,6 @@ struct qce_alg_template { > void qce_cpu_to_be32p_array(__be32 *dst, const u8 *src, unsigned int len); > int qce_check_status(struct qce_device *qce, u32 *status); > void qce_get_version(struct qce_device *qce, u32 *major, u32 *minor, u32 > *step); > -int qce_start(struct crypto_async_request *async_req, u32 type, u32 totallen, > - u32 offset); > +int qce_start(struct crypto_async_request *async_req, u32 type); > > #endif /* _COMMON_H_ */ > diff --git a/drivers/crypto/qce/sha.c b/drivers/crypto/qce/sha.c > index dd263c5e4dd8..a079e92b4e75 100644 > --- a/drivers/crypto/qce/sha.c > +++ b/drivers/crypto/qce/sha.c > @@ -113,7 +113,7 @@ static int qce_ahash_async_req_handle(struct > crypto_async_request *async_req) > > qce_dma_issue_pending(&qce->dma); > > - ret = qce_start(async_req, tmpl->crypto_alg_type, 0, 0); > + ret = qce_start(async_req, tmpl->crypto_alg_type); > if (ret) > goto error_terminate; > > diff --git a/drivers/crypto/qce/skcipher.c b/drivers/crypto/qce/skcipher.c > index d78b932441ab..a93fd3fd5f1a 100644 > --- a/drivers/crypto/qce/skcipher.c > +++ b/drivers/crypto/qce/skcipher.c > @@ -143,7 +143,7 @@ qce_skcipher_async_req_handle(struct crypto_async_request > *async_req) > > qce_dma_issue_pending(&qce->dma); > > - ret = qce_start(async_req, tmpl->crypto_alg_type, req->cryptlen, 0); > + ret = qce_start(async_req, tmpl->crypto_alg_type); > if (ret) > goto error_terminate; > > -- > 2.25.1 >