https://bugs.freedesktop.org/show_bug.cgi?id=94025
--- Comment #2 from Alexandre Demers alexandre.f.demers@gmail.com --- (In reply to Alexandre Demers from comment #1)
I'm using and R9 290X, which is a Sea Islands, covered by this comment.
I meant R9 280X (Tahiti family, thus Southern Islands). So, was it included in the removed r600_get_gb_tiling_config()? It seems so, but then the comment would have been slightly wrong.