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Date: Tue, 15 Oct 2019 13:36:04 +0100
From: Ben Dooks <ben.dooks@...ethink.co.uk>
To: linux-kernel@...ts.codethink.co.uk
Cc: Ben Dooks <ben.dooks@...ethink.co.uk>,
Arnd Bergmann <arnd@...db.de>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
linux-crypto@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] hwrng: ka-sa - fix __iomem on registers
Add __ioemm attribute to reg_rng to fix the following
sparse warnings:
drivers/char/hw_random/ks-sa-rng.c:102:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:102:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:102:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:104:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:104:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:104:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:113:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:113:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:113:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:116:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:116:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:116:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:119:17: warning: incorrect type in argument 1 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:119:17: expected void const volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:119:17: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:121:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:121:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:121:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:132:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:132:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:132:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:143:19: warning: incorrect type in argument 1 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:143:19: expected void const volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:143:19: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:144:19: warning: incorrect type in argument 1 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:144:19: expected void const volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:144:19: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:146:9: warning: incorrect type in argument 2 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:146:9: expected void volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:146:9: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:160:25: warning: incorrect type in argument 1 (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:160:25: expected void const volatile [noderef] <asn:2> *addr
drivers/char/hw_random/ks-sa-rng.c:160:25: got unsigned int *
drivers/char/hw_random/ks-sa-rng.c:194:28: warning: incorrect type in assignment (different address spaces)
drivers/char/hw_random/ks-sa-rng.c:194:28: expected struct trng_regs *reg_rng
drivers/char/hw_random/ks-sa-rng.c:194:28: got void [noderef] <asn:2> *
Signed-off-by: Ben Dooks <ben.dooks@...ethink.co.uk>
---
Cc: Arnd Bergmann <arnd@...db.de>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: linux-crypto@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
drivers/char/hw_random/ks-sa-rng.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/char/hw_random/ks-sa-rng.c b/drivers/char/hw_random/ks-sa-rng.c
index a67430010aa6..d40bdb829861 100644
--- a/drivers/char/hw_random/ks-sa-rng.c
+++ b/drivers/char/hw_random/ks-sa-rng.c
@@ -84,7 +84,7 @@ struct ks_sa_rng {
struct hwrng rng;
struct clk *clk;
struct regmap *regmap_cfg;
- struct trng_regs *reg_rng;
+ struct trng_regs __iomem *reg_rng;
};
static int ks_sa_rng_init(struct hwrng *rng)
--
2.23.0
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