linux-kernel - [PATCH 1/2] reset: sunxi: declare sun6i_reset

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Message-Id: <20181213123358.24391-2-p.zabel@pengutronix.de>
Date:   Thu, 13 Dec 2018 13:33:57 +0100
From:   Philipp Zabel <p.zabel@...gutronix.de>
To:     Dinh Nguyen <dinguyen@...nel.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>,
        Chen-Yu Tsai <wens@...e.org>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Olof Johansson <olof@...om.net>, Arnd Bergmann <arnd@...db.de>,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: [PATCH 1/2] reset: sunxi: declare sun6i_reset_init in a header file

Avoid declaring extern functions in c files. To make sure function
definition and usage don't get out of sync, declare sun6i_reset_init
in a common header.

Suggested-by: Stephen Rothwell <sfr@...b.auug.org.au>
Signed-off-by: Philipp Zabel <p.zabel@...gutronix.de>
---
 arch/arm/mach-sunxi/sunxi.c | 2 +-
 drivers/reset/reset-sunxi.c | 1 +
 include/linux/reset/sunxi.h | 7 +++++++
 3 files changed, 9 insertions(+), 1 deletion(-)
 create mode 100644 include/linux/reset/sunxi.h

diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index de4b0e932f22..88680e80c166 100644
--- a/arch/arm/mach-sunxi/sunxi.c
+++ b/arch/arm/mach-sunxi/sunxi.c
@@ -14,6 +14,7 @@
 #include <linux/clocksource.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
+#include <linux/reset/sunxi.h>
 
 #include <asm/mach/arch.h>
 #include <asm/secure_cntvoff.h>
@@ -37,7 +38,6 @@ static const char * const sun6i_board_dt_compat[] = {
 	NULL,
 };
 
-extern void __init sun6i_reset_init(void);
 static void __init sun6i_timer_init(void)
 {
 	of_clk_init(NULL);
diff --git a/drivers/reset/reset-sunxi.c b/drivers/reset/reset-sunxi.c
index db9a1a75523f..b06d724d8f21 100644
--- a/drivers/reset/reset-sunxi.c
+++ b/drivers/reset/reset-sunxi.c
@@ -18,6 +18,7 @@
 #include <linux/of_address.h>
 #include <linux/platform_device.h>
 #include <linux/reset-controller.h>
+#include <linux/reset/sunxi.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
diff --git a/include/linux/reset/sunxi.h b/include/linux/reset/sunxi.h
new file mode 100644
index 000000000000..1ad7fffb413e
--- /dev/null
+++ b/include/linux/reset/sunxi.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_RESET_SUNXI_H__
+#define __LINUX_RESET_SUNXI_H__
+
+void __init sun6i_reset_init(void);
+
+#endif /* __LINUX_RESET_SUNXI_H__ */
-- 
2.19.1