(In reply to jamespharvey20 from comment #23)
> Don't know if comment 22 re patch 259364 was directed toward me or not.  If
> me, see comment 6 & 20, where I tried it.  It's also applied to the
> journalctl I'm about to upload, and the text of this comment.

It was directed at the others that have posted on this bug.  That patch fixed
various issues on a number of cards including hawaii for other users.  It seems
there may be several issues at play here.