linux-kernel - Re: [PATCH v6 2/4] crypto: starfive

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Date:   Wed, 26 Apr 2023 10:09:42 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     jiajie.ho@...rfivetech.com
Cc:     davem@...emloft.net, devicetree@...r.kernel.org,
        herbert@...dor.apana.org.au, kernel@...il.dk,
        krzysztof.kozlowski+dt@...aro.org, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-riscv@...ts.infradead.org,
        palmer@...belt.com, robh+dt@...nel.org
Subject: Re: [PATCH v6 2/4] crypto: starfive - Add crypto engine support

Le 26/04/2023 à 08:58, Jia Jie Ho a écrit :
> Adding device probe and DMA init for StarFive cryptographic module.
> 
> Co-developed-by: Huan Feng <huan.feng-bONrM45KWFOXmMXjJBpWqg@...lic.gmane.org>
> Signed-off-by: Huan Feng <huan.feng-bONrM45KWFOXmMXjJBpWqg@...lic.gmane.org>
> Signed-off-by: Jia Jie Ho <jiajie.ho-bONrM45KWFOXmMXjJBpWqg@...lic.gmane.org>
> ---
>   MAINTAINERS                           |   7 +
>   drivers/crypto/Kconfig                |   1 +
>   drivers/crypto/Makefile               |   1 +
>   drivers/crypto/starfive/Kconfig       |  17 +++
>   drivers/crypto/starfive/Makefile      |   4 +
>   drivers/crypto/starfive/jh7110-cryp.c | 199 ++++++++++++++++++++++++++
>   drivers/crypto/starfive/jh7110-cryp.h |  63 ++++++++
>   7 files changed, 292 insertions(+)
>   create mode 100644 drivers/crypto/starfive/Kconfig
>   create mode 100644 drivers/crypto/starfive/Makefile
>   create mode 100644 drivers/crypto/starfive/jh7110-cryp.c
>   create mode 100644 drivers/crypto/starfive/jh7110-cryp.h
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 65140500d9f8..a6f7677db4db 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -19609,6 +19609,13 @@ F:	Documentation/devicetree/bindings/clock/starfive*
>   F:	drivers/clk/starfive/
>   F:	include/dt-bindings/clock/starfive*
>   
> +STARFIVE CRYPTO DRIVER
> +M:	Jia Jie Ho <jiajie.ho-bONrM45KWFOXmMXjJBpWqg@...lic.gmane.org>
> +M:	William Qiu <william.qiu-bONrM45KWFOXmMXjJBpWqg@...lic.gmane.org>
> +S:	Supported
> +F:	Documentation/devicetree/bindings/crypto/starfive*
> +F:	drivers/crypto/starfive/
> +
>   STARFIVE PINCTRL DRIVER
>   M:	Emil Renner Berthing <kernel-sKpHZLTYfq0@...lic.gmane.org>
>   M:	Jianlong Huang <jianlong.huang-bONrM45KWFOXmMXjJBpWqg@...lic.gmane.org>
> diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
> index 55e75fbb658e..64b94376601c 100644
> --- a/drivers/crypto/Kconfig
> +++ b/drivers/crypto/Kconfig
> @@ -817,5 +817,6 @@ config CRYPTO_DEV_SA2UL
>   
>   source "drivers/crypto/keembay/Kconfig"
>   source "drivers/crypto/aspeed/Kconfig"
> +source "drivers/crypto/starfive/Kconfig"
>   
>   endif # CRYPTO_HW
> diff --git a/drivers/crypto/Makefile b/drivers/crypto/Makefile
> index 116de173a66c..212931c84412 100644
> --- a/drivers/crypto/Makefile
> +++ b/drivers/crypto/Makefile
> @@ -53,3 +53,4 @@ obj-y += xilinx/
>   obj-y += hisilicon/
>   obj-$(CONFIG_CRYPTO_DEV_AMLOGIC_GXL) += amlogic/
>   obj-y += keembay/
> +obj-y += starfive/
> diff --git a/drivers/crypto/starfive/Kconfig b/drivers/crypto/starfive/Kconfig
> new file mode 100644
> index 000000000000..73f39b6bc09f
> --- /dev/null
> +++ b/drivers/crypto/starfive/Kconfig
> @@ -0,0 +1,17 @@
> +#
> +# StarFive crypto drivers configuration
> +#
> +
> +config CRYPTO_DEV_JH7110
> +	tristate "StarFive JH7110 cryptographic engine driver"
> +	depends on SOC_STARFIVE
> +	select CRYPTO_ENGINE
> +	select ARM_AMBA
> +	select DMADEVICES
> +	select AMBA_PL08X
> +	help
> +	  Support for StarFive JH7110 crypto hardware acceleration engine.
> +	  This module provides acceleration for public key algo,
> +	  skciphers, AEAD and hash functions.
> +
> +	  If you choose 'M' here, this module will be called starfive-crypto.


jh7110-cryp?


> diff --git a/drivers/crypto/starfive/Makefile b/drivers/crypto/starfive/Makefile
> new file mode 100644
> index 000000000000..41221acaee39
> --- /dev/null
> +++ b/drivers/crypto/starfive/Makefile
> @@ -0,0 +1,4 @@
> +# SPDX-License-Identifier: GPL-2.0
> +
> +obj-$(CONFIG_CRYPTO_DEV_JH7110) += jh7110-crypto.o
> +jh7110-crypto-objs := jh7110-cryp.o