* Make sure that the bytes per scanline is always a multiple of 64. This fixes

1680x1050 with 16 bit on i865+ (still need to check the restrictions of
  older chips).


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@31277 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/accelerants/intel_extreme/mode.cpp

@@ -1,5 +1,5 @@
 /*
- * Copyright 2006-2008, Haiku, Inc. All Rights Reserved.
+ * Copyright 2006-2009, Haiku, Inc. All Rights Reserved.
  * Distributed under the terms of the MIT License.
  *
  * Support for i915 chipset and up based on the X driver,
@@ -475,6 +475,11 @@ get_color_space_format(const display_mode &mode, uint32 &colorMode,
 	}
 
 	bytesPerRow = mode.virtual_width * bytesPerPixel;
+
+	// Make sure bytesPerRow is a multiple of 64
+	// TODO: check if the older chips have the same restriction!
+	if ((bytesPerRow & 63) != 0)
+		bytesPerRow = (bytesPerRow + 63) & ~63;
 }