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List:       linuxppc-dev
Subject:    Turn off Extra-Brightness on ATI XClaim 3D+
From:       ranga () CSUA ! Berkeley ! EDU (Sriranga Veeraraghavan)
Date:       2000-06-28 8:17:24
Message-ID: 200006280817.BAA22010 () soda ! csua ! Berkeley ! edu
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Hi,

In the 2.2.16 kernel source extra brightness is enabled for ATI XClaim
3D+ cards.  It should not be enabled as it causes the screen to appear
completely washed out even in console mode. A patch that fixes the
problem is attached to this email.

Thanks,

----ranga <ranga at soda.berkeley.edu>

--- drivers/video/atyfb.c.orig  Tue Jun 27 20:33:01 2000
+++ drivers/video/atyfb.c       Tue Jun 27 20:39:40 2000
@@ -3476,7 +3476,7 @@
     if (Gx == GT_CHIP_ID || Gx == GU_CHIP_ID || Gx == GV_CHIP_ID ||
        Gx == GW_CHIP_ID || Gx == GZ_CHIP_ID || Gx == LG_CHIP_ID ||
        Gx == GB_CHIP_ID || Gx == GD_CHIP_ID || Gx == GI_CHIP_ID ||
-       Gx == GP_CHIP_ID || Gx == GQ_CHIP_ID)
+       Gx == GP_CHIP_ID || Gx == GQ_CHIP_ID || Gx == LI_CHIP_ID)
        i |= 0x2;       /*DAC_CNTL|0x2 turns off the extra brightness for gt*/
     aty_st_8(DAC_CNTL, i, info);
     aty_st_8(DAC_MASK, 0xff, info);


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