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Commit 9bec9b13 authored by Chris Wilson's avatar Chris Wilson Committed by Daniel Vetter
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drm/i915: Double check ring is idle before declaring the GPU wedged



During ring initialisation, sometimes we observe, though not in
production hardware, that the idle flag is not set even though the ring
is empty. Double check before giving up.

Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Damien Lespiau <damien.lespiau@intel.com>
Reviewed-by: default avatarDamien Lespiau <damien.lespiau@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 1bee2017
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