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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - minor font corruption on baytrail since sna: Enable blitting with Y-tiled surfaces"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90138#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - minor font corruption on baytrail since sna: Enable blitting with Y-tiled surfaces"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90138">bug 90138</a>
from <span class="vcard"><a class="email" href="mailto:adf.lists@gmail.com" title="Andy Furniss <adf.lists@gmail.com>"> <span class="fn">Andy Furniss</span></a>
</span></b>
<pre>(In reply to Chris Wilson from <a href="show_bug.cgi?id=90138#c3">comment #3</a>)
<span class="quote">> I hope
>
> commit 4fdd3a714d380afd3d6425aedbbf2ae20180638b
> Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Date: Wed Apr 22 14:08:17 2015 +0100
>
> sna/gen6+: Discourage use of the BLT with Y-tiling
>
> Somewhere, somehow the first glyph character upload into the Y-tiled
> glyph cache is corrupt since
>
> commit 75d87762471e195dddd73056fc6a06e17db1c8b0
> Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
> Date: Fri Apr 17 10:29:28 2015 +0100
>
> sna: Enable blitting with Y-tiled surfaces
>
> I have not spotted whether it is a missing magic bit or a bad GTT path,
> but ideally we don't want to switch to BLT along that path anyway (since
> we are in the middle of rendering with the other engine).
>
> Reported-by: Andy Furniss <<a href="mailto:adf.lists@gmail.com">adf.lists@gmail.com</a>>
> References: <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - minor font corruption on baytrail since sna: Enable blitting with Y-tiled surfaces"
href="show_bug.cgi?id=90138">https://bugs.freedesktop.org/show_bug.cgi?id=90138</a>
> Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>>
>
> sweeps it back under the carpet.</span >
I am still getting the corruption with this.</pre>
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