[Intel-gfx] [PATCH 09/10] drm/i915: Enable semaphores for legacy submission on gen8

Chris Wilson chris at chris-wilson.co.uk
Thu Apr 28 16:24:31 UTC 2016


We have sufficient evidence from igt to support that semaphores are in
a working state. Enabling semaphores now for legacy provides a better
comparison of execlists against legacy ring submission.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
---
 drivers/gpu/drm/i915/i915_drv.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index d37c0a671eed..9fd221c97275 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -542,10 +542,6 @@ bool i915_semaphore_is_enabled(struct drm_device *dev)
 	if (i915.enable_execlists)
 		return false;
 
-	/* Until we get further testing... */
-	if (IS_GEN8(dev))
-		return false;
-
 #ifdef CONFIG_INTEL_IOMMU
 	/* Enable semaphores on SNB when IO remapping is off */
 	if (INTEL_INFO(dev)->gen == 6 && intel_iommu_gfx_mapped)
-- 
2.8.1



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