lkml.org 
[lkml]   [2018]   [Jan]   [11]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
SubjectRe: [PATCH 6/6] crypto: stm32-cryp: convert to the new crypto engine API
Date
(Adding my tested by)


On 10/01/18 15:25, Fabien DESSENNE wrote:
>
> On 03/01/18 21:11, Corentin Labbe wrote:
>> This patch convert the stm32-cryp driver to the new crypto engine API.
>> Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com>

Tested-by: Fabien Dessenne <fabien.dessenne@st.com>

>> ---
>> drivers/crypto/stm32/stm32-cryp.c | 21 ++++++++++++++++-----
>> 1 file changed, 16 insertions(+), 5 deletions(-)
>>
>> diff --git a/drivers/crypto/stm32/stm32-cryp.c b/drivers/crypto/stm32/stm32-cryp.c
>> index cf1dddbeaa2c..99e0473ef247 100644
>> --- a/drivers/crypto/stm32/stm32-cryp.c
>> +++ b/drivers/crypto/stm32/stm32-cryp.c
>> @@ -91,6 +91,7 @@
>> #define _walked_out (cryp->out_walk.offset - cryp->out_sg->offset)
>>
>> struct stm32_cryp_ctx {
>> + struct crypto_engine_reqctx enginectx;
>> struct stm32_cryp *cryp;
>> int keylen;
>> u32 key[AES_KEYSIZE_256 / sizeof(u32)];
>> @@ -494,10 +495,20 @@ static int stm32_cryp_cpu_start(struct stm32_cryp *cryp)
>> return 0;
>> }
>>
>> +static int stm32_cryp_cipher_one_req(struct crypto_engine *engine,
>> + void *areq);
> Merge these 2 lines in a single one
>
>> +static int stm32_cryp_prepare_cipher_req(struct crypto_engine *engine,
>> + void *areq);
>> +
>> static int stm32_cryp_cra_init(struct crypto_tfm *tfm)
>> {
>> + struct stm32_cryp_ctx *ctx = crypto_tfm_ctx(tfm);
>> +
>> tfm->crt_ablkcipher.reqsize = sizeof(struct stm32_cryp_reqctx);
>>
>> + ctx->enginectx.op.do_one_request = stm32_cryp_cipher_one_req;
>> + ctx->enginectx.op.prepare_request = stm32_cryp_prepare_cipher_req;
>> + ctx->enginectx.op.unprepare_request = NULL;
>> return 0;
>> }
>>
>> @@ -695,14 +706,17 @@ static int stm32_cryp_prepare_req(struct crypto_engine *engine,
>> }
>>
>> static int stm32_cryp_prepare_cipher_req(struct crypto_engine *engine,
>> - struct ablkcipher_request *req)
>> + void *areq)
>> {
>> + struct ablkcipher_request *req = container_of(areq, struct ablkcipher_request, base);
> > 80 characters (CHECKPATCH)
>
>> +
>> return stm32_cryp_prepare_req(engine, req);
>> }
>>
>> static int stm32_cryp_cipher_one_req(struct crypto_engine *engine,
>> - struct ablkcipher_request *req)
>> + void *areq)
> Merge these 2 lines in a single one
>
>> {
>> + struct ablkcipher_request *req = container_of(areq, struct ablkcipher_request, base);
> > 80 characters (CHECKPATCH)
>
>> struct stm32_cryp_ctx *ctx = crypto_ablkcipher_ctx(
>> crypto_ablkcipher_reqtfm(req));
>> struct stm32_cryp *cryp = ctx->cryp;
>> @@ -1104,9 +1118,6 @@ static int stm32_cryp_probe(struct platform_device *pdev)
>> goto err_engine1;
>> }
>>
>> - cryp->engine->prepare_cipher_request = stm32_cryp_prepare_cipher_req;
>> - cryp->engine->cipher_one_request = stm32_cryp_cipher_one_req;
>> -
>> ret = crypto_engine_start(cryp->engine);
>> if (ret) {
>> dev_err(dev, "Could not start crypto engine\n");
\
 
 \ /
  Last update: 2018-01-14 23:22    [W:0.055 / U:0.612 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site