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Commit 1c5fd085 authored by Chris Wilson's avatar Chris Wilson Committed by Daniel Vetter
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drm/i915: Confine page flips to BCS on Valleyview 



Once again we find that Valleyview is ever so subtlety different from
the rest of its gen7 brethen. In this case, Valleyview has no support
for pageflipping from the RCS ring.

Fixes a regression from

commit ffe74d75
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Mon Aug 26 20:58:12 2013 +0100

    drm/i915: Use RCS flips on Ivybridge+

Reported-by: default avatar"Lee, Chon Ming" <chon.ming.lee@intel.com>
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=68968


Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 6644a4e9

drivers/gpu/drm/i915/intel_display.c

+1 −1
Original line number Diff line number Diff line
@@ -7844,7 +7844,7 @@ static int intel_gen7_queue_flip(struct drm_device *dev, 
	int len, ret;



	ring = obj->ring;

	if (ring == NULL || ring->id != RCS)

	if (IS_VALLEYVIEW(dev) || ring == NULL || ring->id != RCS)

		ring = &dev_priv->ring[BCS];



	ret = intel_pin_and_fence_fb_obj(dev, obj, ring);