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ASoc: amd: acp3x: Add missing include <linux/io.h> 

gcc 7.4.0 build fails:

In file included from sound/soc/amd/acp3x-rt5682-max9836.c:20:0:
sound/soc/amd/raven/acp3x.h: In function rv_readl:
sound/soc/amd/raven/acp3x.h:113:9: error: implicit declaration of function readl; did you mean rv_readl? [-Werror=implicit-function-declaration]
  return readl(base_addr - ACP3x_PHY_BASE_ADDRESS);
         ^~~~~
         rv_readl
sound/soc/amd/raven/acp3x.h: In function rv_writel:
sound/soc/amd/raven/acp3x.h:118:2: error: implicit declaration of function writel; did you mean rv_writel? [-Werror=implicit-function-declaration]
  writel(val, base_addr - ACP3x_PHY_BASE_ADDRESS);
  ^~~~~~
  rv_writel

Add <linux/io.h> to fix this.

Fixes: 6b8e4e7db3 ("ASoC: amd: Add machine driver for Raven based platform")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Message-Id: <20200304084057.44764-1-yuehaibing@huawei.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
YueHaibing 2020-03-04 16:40:57 +08:00 committed by Mark Brown
parent d7729c40b3
commit 14beaccc36
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sound/soc/amd/acp3x-rt5682-max9836.c
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@ -16,6 +16,7 @@
#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/io.h>
#include <linux/acpi.h>
#include "raven/acp3x.h"