[Bug 102410] [BAT][BDW] igt at kms_frontbuffer_tracking@basic - *ERROR* vblank not available for FBC on pipe X
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Sat Aug 26 11:42:39 UTC 2017
https://bugs.freedesktop.org/show_bug.cgi?id=102410
Chris Wilson <chris at chris-wilson.co.uk> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
--- Comment #1 from Chris Wilson <chris at chris-wilson.co.uk> ---
commit 908b6e6e8ab4c1e0c3783be4c4b437ac6fa374ea
Author: Chris Wilson <chris at chris-wilson.co.uk>
Date: Fri Aug 25 16:02:15 2017 +0100
drm/i915: Quietly cancel FBC activation if CRTC is turned off before worker
Since we use a worker to enable FBC on the CRTC, it is possible for the
CRTC to be switched off before we run. In this case, the CRTC will not
allow us to wait upon a vblank, so remove the DRM_ERROR as this is very
much expected.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=102410
Fixes: ca18d51d77eb ("drm/i915/fbc: wait for a vblank instead of 50ms when
enabling")
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Paulo Zanoni <paulo.r.zanoni at intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi at intel.com>
Link:
https://patchwork.freedesktop.org/patch/msgid/20170825150215.19236-1-chris@chris-wilson.co.uk
Reviewed-by: Daniel Vetter <daniel.vetter at ffwll.ch>
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