x86/boot/video: Move the 'video_segment' variable to video.c

video.c is the only real user of the 'video_segment' variable,
so move it to video.c and make it static.

Signed-off-by: Alexander Kuleshov <kuleshovmail@gmail.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Martin Mares <mj@ucw.cz>
Link: http://lkml.kernel.org/r/1422123092-28750-1-git-send-email-kuleshovmail@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/x86/boot/video-mode.c b/arch/x86/boot/video-mode.c
index 748e8d0..aa8a96b 100644 (file)
--- a/arch/x86/boot/video-mode.c
+++ b/arch/x86/boot/video-mode.c
@@ -22,10 +22,8 @@
 /*
  * Common variables
  */
-int adapter;                   /* 0=CGA/MDA/HGC, 1=EGA, 2=VGA+ */
-u16 video_segment;
+int adapter;           /* 0=CGA/MDA/HGC, 1=EGA, 2=VGA+ */
 int force_x, force_y;  /* Don't query the BIOS for cols/rows */
-
 int do_restore;                /* Screen contents changed during mode flip */
 int graphic_mode;      /* Graphic mode with linear frame buffer */
 

diff --git a/arch/x86/boot/video.c b/arch/x86/boot/video.c
index 43eda28..05111bb 100644 (file)
--- a/arch/x86/boot/video.c
+++ b/arch/x86/boot/video.c
@@ -17,6 +17,8 @@
 #include "video.h"
 #include "vesa.h"
 
+static u16 video_segment;
+
 static void store_cursor_position(void)
 {
        struct biosregs ireg, oreg;

diff --git a/arch/x86/boot/video.h b/arch/x86/boot/video.h
index 0bb2549..b54e032 100644 (file)
--- a/arch/x86/boot/video.h
+++ b/arch/x86/boot/video.h
@@ -91,7 +91,6 @@ int mode_defined(u16 mode);   /* video.c */
 #define ADAPTER_VGA    2
 
 extern int adapter;
-extern u16 video_segment;
 extern int force_x, force_y;   /* Don't query the BIOS for cols/rows */
 extern int do_restore;         /* Restore screen contents */
 extern int graphic_mode;       /* Graphics mode with linear frame buffer */