Re: [PATCH] drm/radeon/kms: r600 CS parser fixes

[Alex Deucher <alexdeucher@gmail.com>]

On Fri, Aug 13, 2010 at 6:38 AM, Andy Furniss <andyqos@ukfsn.org> wrote:
> Jon Sturm wrote:
>
>> ut2004 has been having issues for a while so I wouldn't blame this
>> patch 100%, Then again my issues seem to be similar to
>> https://bugs.freedesktop.org/show_bug.cgi?id=27443 which may or may
>> not be related.
>
> Only having the demo and not seriously playing all levels (or much at all) I
> haven't hit that one.
>
> This one does seem to be down to the patch. If you have the full game it
> could be things are different, as it's actually the nvidia ad that the demo
> starts with the provokes this. Doom3 demo I can get into a saved game, but
> it dies with the same error after about 10 secs.
>
> Both work with the same d-r-t without the patch.

Does this patch help?

diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
index d886494..e83fc88 100644
--- a/drivers/gpu/drm/radeon/r600_cs.c
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -1046,7 +1046,6 @@ static void r600_texture_size(unsigned nfaces,
unsigned blevel, unsigned nlevels
                        rowstride = ALIGN((width * bpe), pitch_align);
                        size = height * rowstride * depth;
                        offset += size;
-                       offset = (offset + 0x1f) & ~0x1f;
                }
        }
        *l0_size = ALIGN((w0 * bpe), pitch_align) * h0 * d0;


Alex

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