atyfb: fix alignment for block writes

Block writes require 64 byte alignment.  Since block writes could be used
with SGRAM or WRAM also refine the memory type detection to check for
either type before deciding to use the 64 byte alignment.

Signed-off-by: Ville Syrjala <syrjala@sci.fi>
Tested-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: Krzysztof Helt <krzysztof.h1@poczta.fm>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/video/aty/atyfb.h b/drivers/video/aty/atyfb.h
index 0369653b5d88..1f39a62f899b 100644
--- a/drivers/video/aty/atyfb.h
+++ b/drivers/video/aty/atyfb.h
@@ -219,6 +219,7 @@ struct atyfb_par {
 #define M64F_XL_DLL             0x00080000
 #define M64F_MFB_FORCE_4        0x00100000
 #define M64F_HW_TRIPLE          0x00200000
+#define M64F_XL_MEM             0x00400000
     /*
      *  Register access
      */