linux-kernel - [PATCH] ASoc: amd: acp3x: Add missing include <linux/io.h>

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Date:   Wed, 4 Mar 2020 16:40:57 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <akshu.agrawal@....com>, <yuehaibing@...wei.com>
CC:     <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] 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.

Reported-by: Hulk Robot <hulkci@...wei.com>
Fixes: 6b8e4e7db3cd ("ASoC: amd: Add machine driver for Raven based platform")
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 sound/soc/amd/acp3x-rt5682-max9836.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/amd/acp3x-rt5682-max9836.c b/sound/soc/amd/acp3x-rt5682-max9836.c
index 511b8b1..b4f68c5 100644
--- a/sound/soc/amd/acp3x-rt5682-max9836.c
+++ b/sound/soc/amd/acp3x-rt5682-max9836.c
@@ -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"
-- 
2.7.4