linux-kernel - [PATCH] crypto: caam - enable hash api only on ARM platforms per default

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Date: Wed, 26 Jun 2024 17:57:23 +0200
From: Marco Felsch <m.felsch@...gutronix.de>
To: "horia.geanta@....com, pankaj.gupta@....com, gaurav.jain@....com, Herbert Xu" <herbert@...dor.apana.org.au>
Cc: kernel@...gutronix.de,
	linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] crypto: caam - enable hash api only on ARM platforms per default

Tests showed that ARMv8-A crypto extensions as implemented on the ARM
Cortex-A53 on the i.MX8M family of processors are substantially faster
than the same primitives offered by the CAAM.

Signed-off-by: Marco Felsch <m.felsch@...gutronix.de>
---
 drivers/crypto/caam/Kconfig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/caam/Kconfig b/drivers/crypto/caam/Kconfig
index c631f99e415f..5828ac64c988 100644
--- a/drivers/crypto/caam/Kconfig
+++ b/drivers/crypto/caam/Kconfig
@@ -126,7 +126,7 @@ config CRYPTO_DEV_FSL_CAAM_CRYPTO_API_QI
 
 config CRYPTO_DEV_FSL_CAAM_AHASH_API
 	bool "Register hash algorithm implementations with Crypto API"
-	default y
+	default y if ARM
 	select CRYPTO_DEV_FSL_CAAM_AHASH_API_DESC
 	select CRYPTO_HASH
 	help
-- 
2.39.2