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drm/i915/vlv: no MCHBAR on VLV

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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>
This commit is contained in:
Jesse Barnes 2014-03-03 14:27:57 -08:00 committed by Daniel Vetter
parent a2319c08bf
commit 11ea8b7d3e
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/i915/i915_dma.c
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@ -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)) {