viafb: clean up duoview

Clean the duoview handling up by replacing the varible with the funtion in
the only place where it is used.  This is a code cleanup only, no runtime
change expected.

Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Scott Fang <ScottFang@viatech.com.cn>
Cc: Joseph Chan <JosephChan@via.com.tw>
Cc: Harald Welte <laforge@gnumonks.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 2 insertions, 17 deletions

diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index 50e9300d0de0..0cd112a36901 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -1009,7 +1009,8 @@ static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
                 return -ENODEV;
 
         /* When duoview and using lcd , use soft cursor */
-        if (viafb_LCD_ON || ((struct viafb_par *)(info->par))->duoview)
+        if (viafb_LCD_ON || (!viafb_SAMM_ON &&
+                viafb_LCD2_ON + viafb_DVI_ON + viafb_CRT_ON == 2))
                 return -ENODEV;
 
         viafb_show_hw_cursor(info, HW_Cursor_OFF);
@@ -1379,18 +1380,6 @@ static int get_primary_device(void)
         return primary_device;
 }
 
-static u8 is_duoview(void)
-{
-        if (0 == viafb_SAMM_ON) {
-                if (viafb_LCD_ON + viafb_LCD2_ON +
-                        viafb_DVI_ON + viafb_CRT_ON == 2)
-                        return true;
-                return false;
-        } else {
-                return false;
-        }
-}
-
 static void apply_second_mode_setting(struct fb_var_screeninfo
         *sec_var)
 {
@@ -1499,8 +1488,6 @@ static int apply_device_setting(struct viafb_ioctl_setting setting_info,
                 need_set_mode = 1;
         }
 
-        viaparinfo->duoview = is_duoview();
-
         if (!need_set_mode) {
                 ;
         } else {
@@ -1621,7 +1608,6 @@ static void parse_active_dev(void)
                 viafb_CRT_ON = STATE_ON;
                 viafb_SAMM_ON = STATE_OFF;
         }
-        viaparinfo->duoview = is_duoview();
 }
 
 static void parse_video_dev(void)
diff --git a/drivers/video/via/viafbdev.h b/drivers/video/via/viafbdev.h
index cd3dff7cc170..92318770107e 100644
--- a/drivers/video/via/viafbdev.h
+++ b/drivers/video/via/viafbdev.h
@@ -52,7 +52,6 @@ struct viafb_par {
         u32 VQ_end;             /* Virtual Queue End Address */
         u32 iga_path;
         struct proc_dir_entry *proc_entry;      /*viafb proc entry */
-        u8 duoview;             /*Is working in duoview mode? */
 
         /* I2C stuff */
         struct via_i2c_stuff i2c_stuff;