From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Sun, 3 Nov 2013 04:07:01 +0000 (-0700)
Subject: drm/i915/bdw: Disable PPGTT for now
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=8fe6bd239a72ba31c2568a29b730c9cd4f05c52c;p=openwrt%2Fstaging%2Fblogic.git

drm/i915/bdw: Disable PPGTT for now

This will be changed once the gen8 code is fully implemented.

v2: Use ENOSYS instead of ENXIO as suggested by Chris.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c
index c4c42e7cbd7b..7d5a51fea1bb 100644
--- a/drivers/gpu/drm/i915/i915_gem_gtt.c
+++ b/drivers/gpu/drm/i915/i915_gem_gtt.c
@@ -410,6 +410,8 @@ static int i915_gem_init_aliasing_ppgtt(struct drm_device *dev)
 
 	if (INTEL_INFO(dev)->gen < 8)
 		ret = gen6_ppgtt_init(ppgtt);
+	else if (IS_GEN8(dev))
+		ret = -ENOSYS;
 	else
 		BUG();