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atyfb: fix alignment for block writes

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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>
This commit is contained in:
Ville Syrjala
2009-06-30 11:41:42 -07:00
committed by Linus Torvalds
parent eafad22a05
commit ee905d0c58
3 changed files with 46 additions and 14 deletions
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drivers/video/aty/atyfb.h
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@ -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
*/