Re: radeonfb badly broken on amd64 in 2.6.8-rc1

From: Pavel Machek
Date: Tue Jul 13 2004 - 18:27:35 EST


Hi!

> I do not know if it is new breakage or if it was broken before...
>
> If I compile kernel for 32-bit, radeon is okay. If I compile it for
> 64-bit, I get very interesting effects. I never thought LCD can
> flicker like this...

And this fixes it. Please apply, [aty128fb.c part untested, but should
be obvious. Feel free to drop it.]
Pavel

Index: drivers/video/aty/aty128fb.c
===================================================================
RCS file: /home/pavel/sf/bitbucket/bkcvs/linux-2.5/drivers/video/aty/aty128fb.c,v
retrieving revision 1.11
diff -u -r1.11 aty128fb.c
--- drivers/video/aty/aty128fb.c 18 Apr 2004 00:29:32 -0000 1.11
+++ drivers/video/aty/aty128fb.c 13 Jul 2004 23:20:59 -0000
@@ -924,7 +924,7 @@

}

-#ifdef __i386__
+#ifdef CONFIG_X86
static void * __devinit aty128_find_mem_vbios(struct aty128fb_par *par)
{
/* I simplified this code as we used to miss the signatures in
@@ -946,7 +946,7 @@
}
return rom_base;
}
-#endif /* __i386__ */
+#endif
#endif /* ndef(__sparc__) */

/* fill in known card constants if pll_block is not available */
@@ -1950,7 +1950,7 @@

#ifndef __sparc__
bios = aty128_map_ROM(par, pdev);
-#ifdef __i386__
+#ifdef CONFIG_X86
if (bios == NULL)
bios = aty128_find_mem_vbios(par);
#endif
Index: drivers/video/aty/radeon_base.c
===================================================================
RCS file: /home/pavel/sf/bitbucket/bkcvs/linux-2.5/drivers/video/aty/radeon_base.c,v
retrieving revision 1.23
diff -u -r1.23 radeon_base.c
--- drivers/video/aty/radeon_base.c 28 Jun 2004 06:34:58 -0000 1.23
+++ drivers/video/aty/radeon_base.c 13 Jul 2004 23:15:47 -0000
@@ -386,7 +386,7 @@
return -ENXIO;
}

-#ifdef __i386__
+#ifdef CONFIG_X86
static int __devinit radeon_find_mem_vbios(struct radeonfb_info *rinfo)
{
/* I simplified this code as we used to miss the signatures in
@@ -415,7 +415,7 @@

return 0;
}
-#endif /* __i386__ */
+#endif

#ifdef CONFIG_PPC_OF
/*
@@ -2277,13 +2277,13 @@
/*
* On x86, the primary display on laptop may have it's BIOS
* ROM elsewhere, try to locate it at the legacy memory hole.
- * We probably need to make sure this is the primary dispay,
+ * We probably need to make sure this is the primary display,
* but that is difficult without some arch support.
*/
-#ifdef __i386__
+#ifdef CONFIG_X86
if (rinfo->bios_seg == NULL)
radeon_find_mem_vbios(rinfo);
-#endif /* __i386__ */
+#endif

/* If both above failed, try the BIOS ROM again for mobility
* chips

--
People were complaining that M$ turns users into beta-testers...
...jr ghea gurz vagb qrirybcref, naq gurl frrz gb yvxr vg gung jnl!
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