diff mbox series

[v2] configs: imx8m: Enable CONFIG_ARMV8_CRYPTO support

Message ID 1663838326-4926-1-git-send-email-loic.poulain@linaro.org
State New
Headers show
Series [v2] configs: imx8m: Enable CONFIG_ARMV8_CRYPTO support | expand

Commit Message

Loic Poulain Sept. 22, 2022, 9:18 a.m. UTC 
This enables armv8 crypto extension usage for SHA1/SHA256.

Which speed up sha1/sha256 operations, about 10x faster with
a imx8mm evk for a 20MiB kernel hash verification (12ms vs 165ms).

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
---
 v2: Select ARMV8_CRYPTO in the imx8m common Kconfig

 arch/arm/mach-imx/imx8m/Kconfig | 1 +
 1 file changed, 1 insertion(+)

Comments

Fabio Estevam Sept. 27, 2022, 12:17 p.m. UTC | #1 
Hi Loic,

On Thu, Sep 22, 2022 at 6:19 AM Loic Poulain <loic.poulain@linaro.org> wrote:
>
> This enables armv8 crypto extension usage for SHA1/SHA256.
>
> Which speed up sha1/sha256 operations, about 10x faster with
> a imx8mm evk for a 20MiB kernel hash verification (12ms vs 165ms).
>
> Signed-off-by: Loic Poulain <loic.poulain@linaro.org>

Great improvement, thanks:

Reviewed-by: Fabio Estevam <festevam@denx.de>
diff mbox series

Patch

diff --git a/arch/arm/mach-imx/imx8m/Kconfig b/arch/arm/mach-imx/imx8m/Kconfig
index 3470160..fe7ef0b 100644
--- a/arch/arm/mach-imx/imx8m/Kconfig
+++ b/arch/arm/mach-imx/imx8m/Kconfig
@@ -4,6 +4,7 @@  config IMX8M
 	bool
 	select HAS_CAAM
 	select ROM_UNIFIED_SECTIONS
+	select ARMV8_CRYPTO
 
 config IMX8MQ
 	bool