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@xxxxxxxxxxxxxxx> --- Cc: Arnd Bergmann <arnd@xxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Cc: linux-crypto@xxxxxxxxxxxxxxx Cc: linux-kernel@xxxxxxxxxxxxxxx --- 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