Thread (8 messages) 8 messages, 3 authors, 2016-01-11

[PATCH 2/2] ARM: exynos_defconfig: Enable s5p-secss driver

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From: Anand Moon <hidden>
Date: 2016-01-07 17:12:47
Also in: linux-samsung-soc, lkml

Hi Krzysztof,

On 7 January 2016 at 07:45, Krzysztof Kozlowski [off-list ref] wrote:
quoted hunk ↗ jump to hunk
The Exynos SoC provides a Security SubSystem block for accelerating some
cryptographic operations. Enable the driver for it - s5p-secss to
utilize the hardware acceleration.

Currently the s5p-secss driver supports AES in CBC and ECB modes.
However on Odroid XU4 (Exynos5422) and Trats2 (Exynos4412) boards this
change introduces one booting error:

        alg: skcipher: encryption failed on chunk test 1 for ecb-aes-s5p: ret=22

The cbc-aes-s5p properly registers itself and passes self-tests.

Signed-off-by: Krzysztof Kozlowski <redacted>
---
 arch/arm/configs/exynos_defconfig | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig
index 0aee1e035be9..c47c7e069873 100644
--- a/arch/arm/configs/exynos_defconfig
+++ b/arch/arm/configs/exynos_defconfig
@@ -240,6 +240,7 @@ CONFIG_DEBUG_RT_MUTEXES=y
 CONFIG_DEBUG_SPINLOCK=y
 CONFIG_DEBUG_MUTEXES=y
 CONFIG_DEBUG_USER=y
+CONFIG_CRYPTO_DEV_S5P=y
 CONFIG_ARM_CRYPTO=y
 CONFIG_CRYPTO_SHA1_ARM_NEON=m
 CONFIG_CRYPTO_SHA256_ARM=m
--
1.9.1
Reviewed-by: Anand Moon <redacted>

Best Regards,
-Anand Moon
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