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drm/i915/vlv: no MCHBAR on VLV
author
Jesse Barnes
<jbarnes@virtuousgeek.org>
Mon, 3 Mar 2014 22:27:57 +0000
(14:27 -0800)
committer
Daniel Vetter
<daniel.vetter@ffwll.ch>
Wed, 19 Mar 2014 09:14:11 +0000
(10:14 +0100)
So don't try to allocate and program it, we're only fooling ourselves.
Reported-by: "Chang, Junxiao" <junxiao.chang@intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Reviewed-by: Junxiao Chang <junxiao.chang@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
drivers/gpu/drm/i915/i915_dma.c
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diff --git
a/drivers/gpu/drm/i915/i915_dma.c
b/drivers/gpu/drm/i915/i915_dma.c
index
9faee49
..
7b674bf
100644
(file)
--- a/
drivers/gpu/drm/i915/i915_dma.c
+++ b/
drivers/gpu/drm/i915/i915_dma.c
@@
-1187,6
+1187,9
@@
intel_setup_mchbar(struct drm_device *dev)
u32 temp;
bool enabled;
+ if (IS_VALLEYVIEW(dev))
+ return;
+
dev_priv->mchbar_need_disable = false;
if (IS_I915G(dev) || IS_I915GM(dev)) {