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drm/i915/bdw: Disable semaphores

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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>
This commit is contained in:
Ben Widawsky 2013-11-04 19:45:44 -08:00 committed by Daniel Vetter
parent 6edee7f3e7
commit e64c4a1b8a
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/i915/i915_drv.c
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@ -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;