629e894173
The ring buffer registers return 0 whilst idle (for some values of idle) on early Sandybridge hw. Persevere even when all appears hopeless... Fortunately the head auto-reporting prevents most hangs. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=31370 Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> |
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| Makefile | ||