From: Corentin Labbe <clabbe.montjoie-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Fabien Dessenne <fabien.dessenne-qxv4g6HH51o@public.gmane.org>
Cc: Herbert Xu
<herbert-lOAM2aK0SrRLBo1qDEOMRrpzq4S04n8Q@public.gmane.org>,
"David S . Miller"
<davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org>,
Rob Herring <robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>,
Mark Rutland <mark.rutland-5wv7dgnIgG8@public.gmane.org>,
Maxime Coquelin
<mcoquelin.stm32-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Alexandre Torgue <alexandre.torgue-qxv4g6HH51o@public.gmane.org>,
linux-crypto-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Lionel Debieve <lionel.debieve-qxv4g6HH51o@public.gmane.org>,
Benjamin Gaignard
<benjamin.gaignard-qxv4g6HH51o@public.gmane.org>,
Ludovic Barre <ludovic.barre-qxv4g6HH51o@public.gmane.org>
Subject: Re: [PATCH v5 2/2] crypto: stm32 - Support for STM32 CRYP crypto module
Date: Sun, 22 Oct 2017 09:26:59 +0200 [thread overview]
Message-ID: <20171022072659.GB8489@Red> (raw)
In-Reply-To: <1508425830-13565-3-git-send-email-fabien.dessenne-qxv4g6HH51o@public.gmane.org>
On Thu, Oct 19, 2017 at 05:10:30PM +0200, Fabien Dessenne wrote:
> This module registers block cipher algorithms that make use of the
> STMicroelectronics STM32 crypto "CRYP1" hardware.
> The following algorithms are supported:
> - aes: ecb, cbc, ctr
> - des: ecb, cbc
> - tdes: ecb, cbc
>
> Signed-off-by: Fabien Dessenne <fabien.dessenne-qxv4g6HH51o@public.gmane.org>
> ---
> drivers/crypto/stm32/Kconfig | 9 +
> drivers/crypto/stm32/Makefile | 3 +-
> drivers/crypto/stm32/stm32-cryp.c | 1172 +++++++++++++++++++++++++++++++++++++
> 3 files changed, 1183 insertions(+), 1 deletion(-)
> create mode 100644 drivers/crypto/stm32/stm32-cryp.c
>
> diff --git a/drivers/crypto/stm32/Kconfig b/drivers/crypto/stm32/Kconfig
> +static void stm32_cryp_irq_write_block(struct stm32_cryp *cryp)
> +{
> + unsigned int i, j;
> + u32 *src;
> + u8 d8[4];
> +
> + src = sg_virt(cryp->in_sg) + _walked_in;
> +
> + for (i = 0; i < cryp->hw_blocksize / sizeof(u32); i++) {
> + if (likely(cryp->total_in >= sizeof(u32))) {
> + /* Write a full u32 */
> + stm32_cryp_write(cryp, CRYP_DIN, *src);
Hello
Try also to test your driver with userspace via AF_ALG (libkcapi is a good start).
It should probably crash here.
I have do the same on my first sunxi-ss driver and you should use kmap().
Regards
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next prev parent reply other threads:[~2017-10-22 7:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-19 15:10 [PATCH v5 0/2] STM32 CRYP crypto driver Fabien Dessenne
2017-10-19 15:10 ` [PATCH v5 1/2] dt-bindings: Document STM32 CRYP bindings Fabien Dessenne
[not found] ` <1508425830-13565-1-git-send-email-fabien.dessenne-qxv4g6HH51o@public.gmane.org>
2017-10-19 15:10 ` [PATCH v5 2/2] crypto: stm32 - Support for STM32 CRYP crypto module Fabien Dessenne
[not found] ` <1508425830-13565-3-git-send-email-fabien.dessenne-qxv4g6HH51o@public.gmane.org>
2017-10-22 7:26 ` Corentin Labbe [this message]
2017-11-07 14:40 ` Fabien DESSENNE
[not found] ` <d924a278-90d0-969e-f1ae-a12f92e8972d-qxv4g6HH51o@public.gmane.org>
2017-11-13 10:30 ` Fabien DESSENNE
2017-11-28 9:47 ` Fabien DESSENNE
2017-11-29 6:29 ` [PATCH v5 0/2] STM32 CRYP crypto driver Herbert Xu
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