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@canb.auug.org.au>
Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>

diff --git a/arch/arm/mach-sunxi/sunxi.c b/arch/arm/mach-sunxi/sunxi.c
index 8a7f301..933b693 100644 (file)
--- 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 db9a1a7..b06d724 100644 (file)
--- 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 (file)
index 0000000..1ad7fff
--- /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__ */