[Bug 78114] WARNING: CPU: 1 PID: 1961 at drivers/gpu/drm/i915/intel_sprite.c:58 intel_pipe_update_start

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=78114

--- Comment #3 from Chris Wilson <chris at chris-wilson.co.uk> ---
Guilty commit:

commit 24576d23976746cb52e7700c4cadbf4bc1bc3472
Author: Jesse Barnes <jbarnes at virtuousgeek.org>
Date:   Tue Mar 26 09:25:45 2013 -0700

    drm/i915: enable VT switchless resume v3

    With the other bits in place, we can do this safely.

    v2: disable backlight on suspend to prevent premature enablement on resume
    v3: disable CRTCs on suspend to allow RTD3 (Kristen)

    Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
    Reviewed-by: Rodrigo Vivi <rodrigo.vivi at gmail.com>
    Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

but assigning to Daniel as the lock imagineer.

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