<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body>
<p>
<div>
<b><a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - Incorrect GEN for ASTC in Surface Format Table"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92925#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_ASSIGNED "
title="ASSIGNED - Incorrect GEN for ASTC in Surface Format Table"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92925">bug 92925</a>
from <span class="vcard"><a class="email" href="mailto:nanleychery@gmail.com" title="Nanley Chery <nanleychery@gmail.com>"> <span class="fn">Nanley Chery</span></a>
</span></b>
<pre>(In reply to Kenneth Graunke from <a href="show_bug.cgi?id=92925#c1">comment #1</a>)
<span class="quote">> By Gen8.5 do you mean Cherryview/Braswell?
> </span >
Yes. Looking at the Bspec, it seems like CherryView actually isn't 8.5.
<span class="quote">> We've not had a good solution for encoding the atom parts in the table.
>
> For example, Ivybridge is Gen 7, Haswell is Gen 7.5, and Baytrail...doesn't
> have most of the features from Haswell (so it'd be Gen 7.1/2/3/4?) but also
> has features from Broadwell (so, Gen 7.6/7/8/9?). It just didn't fit at
> all, so we left it as "7" and put in special cases for it.
>
> I guess for Cherryview we could consider it Gen 8.<something>.</span >
I'm fine with giving it a decimal point if everyone agrees on an atom part
naming scheme. Another possible solution is to modify
brw_init_surface_formats(). I'm not yet sure what the best solution is.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
</ul>
</body>
</html>