viafb: add support for the VX855 chipset

Add support for a new VIA integrated graphics chipset, the VX855.

Signed-off-by: HaraldWelte <HaraldWelte@viatech.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
Cc: Scott Fang <ScottFang@viatech.com.cn>
Cc: Joseph Chan <JosephChan@via.com.tw>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/video/via/viamode.h b/drivers/video/via/viamode.h
index 504e16a..a9d6554 100644
--- a/drivers/video/via/viamode.h
+++ b/drivers/video/via/viamode.h
@@ -56,6 +56,7 @@
 extern int NUM_TOTAL_CN700_ModeXregs;
 extern int NUM_TOTAL_KM400_ModeXregs;
 extern int NUM_TOTAL_CX700_ModeXregs;
+extern int NUM_TOTAL_VX855_ModeXregs;
 extern int NUM_TOTAL_CLE266_ModeXregs;
 extern int NUM_TOTAL_PATCH_MODE;
 extern int NUM_TOTAL_MODETABLE;
@@ -75,6 +76,7 @@
 extern struct io_reg KM400_ModeXregs[];
 extern struct io_reg CX700_ModeXregs[];
 extern struct io_reg VX800_ModeXregs[];
+extern struct io_reg VX855_ModeXregs[];
 extern struct io_reg CLE266_ModeXregs[];
 extern struct io_reg PM1024x768[];
 extern struct patch_table res_patch_table[];