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Commit d39398f5 authored by Jani Nikula's avatar Jani Nikula Committed by Daniel Vetter
Browse files

drm/i915/snb: remove pre-production hardware workaround 



Signed-off-by: default avatarJani Nikula <jani.nikula@intel.com>
Reviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 26148bd3

drivers/gpu/drm/i915/i915_gem.c

+1 −17
Original line number Diff line number Diff line
@@ -4558,22 +4558,6 @@ void i915_gem_init_swizzling(struct drm_device *dev) 
		BUG();

}



static bool

intel_enable_blt(struct drm_device *dev)

{

	if (!HAS_BLT(dev))

		return false;



	/* The blitter was dysfunctional on early prototypes */

	if (IS_GEN6(dev) && dev->pdev->revision < 8) {

		DRM_INFO("BLT not supported on this pre-production hardware;"

			 " graphics performance will be degraded.\n");

		return false;

	}



	return true;

}



static void init_unused_ring(struct drm_device *dev, u32 base)

{

	struct drm_i915_private *dev_priv = dev->dev_private;
@@ -4616,7 +4600,7 @@ int i915_gem_init_rings(struct drm_device *dev) 
			goto cleanup_render_ring;

	}



	if (intel_enable_blt(dev)) {

	if (HAS_BLT(dev)) {

		ret = intel_init_blt_ring_buffer(dev);

		if (ret)

			goto cleanup_bsd_ring;