linux-kernel - [PATCH] perf/amlogic: Fix build error for x86

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Date:   Tue, 22 Nov 2022 15:50:02 +0800
From:   Jiucheng Xu <jiucheng.xu@...ogic.com>
To:     Jiucheng Xu <jiucheng.xu@...ogic.com>,
        Will Deacon <will@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Neil Armstrong <neil.armstrong@...aro.org>,
        Kevin Hilman <khilman@...libre.com>,
        Jerome Brunet <jbrunet@...libre.com>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>
CC:     Jianxin Pan <jianxin.pan@...ogic.com>,
        Kelvin Zhang <kelvin.zhang@...ogic.com>,
        Chris Healy <cphealy@...il.com>,
        Chris Healy <healych@...zon.com>,
        <linux-amlogic@...ts.infradead.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH] perf/amlogic: Fix build error for x86_64 allmodconfig

The driver misses including <linux/io.h>. It causes
compiling error "implicit declaration of function
'readl' and 'writel'" when make X86_64 allmodconfig.

Fixs: '2016e2113d35b ("perf/amlogic: Add support for
Amlogic meson G12 SoC DDR PMU driver")'
Signed-off-by: Jiucheng Xu <jiucheng.xu@...ogic.com>
---
 drivers/perf/amlogic/meson_g12_ddr_pmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/perf/amlogic/meson_g12_ddr_pmu.c b/drivers/perf/amlogic/meson_g12_ddr_pmu.c
index c07c34f03cce..932802abd18c 100644
--- a/drivers/perf/amlogic/meson_g12_ddr_pmu.c
+++ b/drivers/perf/amlogic/meson_g12_ddr_pmu.c
@@ -4,6 +4,7 @@
  */
 
 #include <linux/err.h>
+#include <linux/io.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/of.h>
-- 
2.25.1