linux-kernel - Re: [PATCH 12/12] crypto: caam - add crypto

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Message-ID: <VI1PR0402MB3485A57B6A13B5571DF93B53984E0@VI1PR0402MB3485.eurprd04.prod.outlook.com>
Date:   Thu, 21 Nov 2019 17:06:59 +0000
From:   Horia Geanta <horia.geanta@....com>
To:     Iuliana Prodan <iuliana.prodan@....com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        Aymen Sghaier <aymen.sghaier@....com>
CC:     "David S. Miller" <davem@...emloft.net>,
        Tom Lendacky <thomas.lendacky@....com>,
        Gary Hook <gary.hook@....com>,
        "linux-crypto@...r.kernel.org" <linux-crypto@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        dl-linux-imx <linux-imx@....com>
Subject: Re: [PATCH 12/12] crypto: caam - add crypto_engine support for HASH
 algorithms

On 11/18/2019 12:31 AM, Iuliana Prodan wrote:
> @@ -1150,20 +1201,19 @@ static int ahash_final_no_ctx(struct ahash_request *req)
>  			     DUMP_PREFIX_ADDRESS, 16, 4, desc, desc_bytes(desc),
>  			     1);
>  
> -	jrentry = &edesc->jrentry;
> +	state->ahash_op_done = ahash_done;
>  
> -	ret = caam_jr_enqueue(jrdev, desc, ahash_done, jrentry);
> -	if (ret != -EINPROGRESS) {
> +	ret = caam_jr_enqueue(jrdev, desc, ahash_done, &edesc->jrentry);
> +	if ((ret != -EINPROGRESS) && (ret != -EBUSY)) {
>  		ahash_unmap_ctx(jrdev, edesc, req, digestsize, DMA_FROM_DEVICE);
>  		kfree(edesc);
>  	}
>  
>  	return ret;
> - unmap:
> +unmap:
>  	ahash_unmap(jrdev, edesc, req, digestsize);
>  	kfree(edesc);
>  	return -ENOMEM;
> -
>  }
Unrelated whitespace changes.

> @@ -1294,7 +1344,7 @@ static int ahash_update_no_ctx(struct ahash_request *req)
>  			     1);
>  
>  	return ret;
> - unmap_ctx:
> +unmap_ctx:
Same here.

> @@ -1509,6 +1558,7 @@ static int ahash_init(struct ahash_request *req)
>  	state->update = ahash_update_first;
>  	state->finup = ahash_finup_first;
>  	state->final = ahash_final_no_ctx;
> +	state->ahash_op_done = ahash_done;
>  
Is this initialization really needed?

Horia