Commit e64c4a1b authored Nov 04, 2013 by Ben Widawsky Committed by Daniel Vetter Nov 08, 2013

drm/i915/bdw: Disable semaphores



We've done insufficient testing on them thus far, so keep them disabled
until we do test.

v2: Use WARN when not enabling preliminary HW support as this should
only be disabled for that case.

v3: Rip out the now useless (and really noisy) DRM_INFO output.

Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Jesse Barnes <jbarnes@virtuosugeek.org>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent 6edee7f3

drivers/gpu/drm/i915/i915_drv.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -478,6 +478,12 @@ bool i915_semaphore_is_enabled(struct drm_device *dev)
		if (INTEL_INFO(dev)->gen < 6)
		return 0;

		/* Until we get further testing... */
		if (IS_GEN8(dev)) {
		WARN_ON(!i915_preliminary_hw_support);
		return 0;
		}

		if (i915_semaphores >= 0)
		return i915_semaphores;