[Intel-gfx] [PATCH 2/2] drm/i915: remove restore in resume

[Zhenyu Wang]

Don't need extra config restore like for intel_agp, which
might cause resume hang issue found by Alan on 845G.

Cc: Stable Team <stable at kernel.org>
Cc: Alan Stern <stern at rowland.harvard.edu>
Signed-off-by: Zhenyu Wang <zhenyuw at linux.intel.com>
---
 drivers/gpu/drm/i915/i915_drv.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index dbe568c..e8cf18d 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -97,8 +97,6 @@ static int i915_resume(struct drm_device *dev)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	int ret = 0;
 
-	pci_set_power_state(dev->pdev, PCI_D0);
-	pci_restore_state(dev->pdev);
 	if (pci_enable_device(dev->pdev))
 		return -1;
 	pci_set_master(dev->pdev);
-- 
1.6.3.3