[PATCH v2 3/4] powerpc: asm: hvconsole: Move 'hvc_vio_init_early's prototype to shared location

[Lee Jones]

Fixes the following W=1 kernel build warning(s):

 drivers/tty/hvc/hvc_vio.c:385:13: warning: no previous prototype for ‘hvc_vio_init_early’ [-Wmissing-prototypes]
 385 | void __init hvc_vio_init_early(void)
 | ^~~~~~~~~~~~~~~~~~

Cc: Michael Ellerman <mpe at ellerman.id.au>
Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
Cc: Paul Mackerras <paulus at samba.org>
Cc: linuxppc-dev at lists.ozlabs.org
Signed-off-by: Lee Jones <lee.jones at linaro.org>
Acked-by: Michael Ellerman <mpe at ellerman.id.au>
---
 arch/powerpc/include/asm/hvconsole.h     | 3 +++
 arch/powerpc/platforms/pseries/pseries.h | 3 ---
 arch/powerpc/platforms/pseries/setup.c   | 1 +
 3 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/include/asm/hvconsole.h b/arch/powerpc/include/asm/hvconsole.h
index 999ed5ac90531..ccb2034506f0f 100644
--- a/arch/powerpc/include/asm/hvconsole.h
+++ b/arch/powerpc/include/asm/hvconsole.h
@@ -24,5 +24,8 @@
 extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
 extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
 
+/* Provided by HVC VIO */
+void hvc_vio_init_early(void);
+
 #endif /* __KERNEL__ */
 #endif /* _PPC64_HVCONSOLE_H */
diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h
index 13fa370a87e4e..7be5b054dfc36 100644
--- a/arch/powerpc/platforms/pseries/pseries.h
+++ b/arch/powerpc/platforms/pseries/pseries.h
@@ -43,9 +43,6 @@ extern void pSeries_final_fixup(void);
 /* Poweron flag used for enabling auto ups restart */
 extern unsigned long rtas_poweron_auto;
 
-/* Provided by HVC VIO */
-extern void hvc_vio_init_early(void);
-
 /* Dynamic logical Partitioning/Mobility */
 extern void dlpar_free_cc_nodes(struct device_node *);
 extern void dlpar_free_cc_property(struct property *);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 633c45ec406da..6999b83f06612 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -71,6 +71,7 @@
 #include <asm/swiotlb.h>
 #include <asm/svm.h>
 #include <asm/dtl.h>
+#include <asm/hvconsole.h>
 
 #include "pseries.h"
 #include "../../../../drivers/pci/pci.h"
-- 
2.25.1