linux-kernel - [RFC PATCH 14/15] hwrng: exynos

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Message-Id: <20160608183110.13851-15-matthew@mattleach.net>
Date:	Wed,  8 Jun 2016 19:31:09 +0100
From:	Matthew Leach <matthew@...tleach.net>
To:	Krzysztof Kozlowski <k.kozlowski@...sung.com>,
	Ben Dooks <ben.dooks@...ethink.co.uk>
Cc:	linux-samsung-soc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Matt Mackall <mpm@...enic.com>, linux-crypto@...r.kernel.org
Subject: [RFC PATCH 14/15] hwrng: exynos - fixup IO accesors

From: Ben Dooks <ben.dooks@...ethink.co.uk>

The __raw IO functions are not endian safe, so use the readl_relaxed
and writel_relaxed versions of these.

Signed-off-by: Ben Dooks <ben.dooks@...ethink.co.uk>
---
CC: Matt Mackall <mpm@...enic.com>
CC: Krzysztof Kozlowski <k.kozlowski@...sung.com>
CC: linux-crypto@...r.kernel.org
CC: linux-arm-kernel@...ts.infradead.org
CC: linux-samsung-soc@...r.kernel.org
---
 drivers/char/hw_random/exynos-rng.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/char/hw_random/exynos-rng.c b/drivers/char/hw_random/exynos-rng.c
index ed44561..23d3585 100644
--- a/drivers/char/hw_random/exynos-rng.c
+++ b/drivers/char/hw_random/exynos-rng.c
@@ -45,12 +45,12 @@ struct exynos_rng {
 
 static u32 exynos_rng_readl(struct exynos_rng *rng, u32 offset)
 {
-	return	__raw_readl(rng->mem + offset);
+	return	readl_relaxed(rng->mem + offset);
 }
 
 static void exynos_rng_writel(struct exynos_rng *rng, u32 val, u32 offset)
 {
-	__raw_writel(val, rng->mem + offset);
+	writel_relaxed(val, rng->mem + offset);
 }
 
 static int exynos_rng_configure(struct exynos_rng *exynos_rng)
-- 
2.8.3