3.5.7.2 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Thomas Hellstrom <thellst...@vmware.com>

commit 95e8f6a21996c4cc2c4574b231c6e858b749dce3 upstream.

The device would not reset properly when resuming from hibernation.

Signed-off-by: Thomas Hellstrom <thellst...@vmware.com>
Reviewed-by: Brian Paul <bri...@vmware.com>
Reviewed-by: Dmitry Torokhov <d...@vmware.com>
Cc: linux-graphics-maintai...@vmware.com
Signed-off-by: Dave Airlie <airl...@redhat.com>
Signed-off-by: Herton Ronaldo Krzesinski <herton.krzesin...@canonical.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_drv.c |    5 +++++
 1 file changed, 5 insertions(+)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c 
b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 3a4b15a..db50604 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -1102,6 +1102,11 @@ static void vmw_pm_complete(struct device *kdev)
        struct drm_device *dev = pci_get_drvdata(pdev);
        struct vmw_private *dev_priv = vmw_priv(dev);
 
+       mutex_lock(&dev_priv->hw_mutex);
+       vmw_write(dev_priv, SVGA_REG_ID, SVGA_ID_2);
+       (void) vmw_read(dev_priv, SVGA_REG_ID);
+       mutex_unlock(&dev_priv->hw_mutex);
+
        /**
         * Reclaim 3d reference held by fbdev and potentially
         * start fifo.
-- 
1.7.9.5

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