drm/i915,intel_agp: Add support for Sandybridge D0

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index ab19039..710af89 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -819,6 +819,8 @@
 	    "Sandybridge", NULL, &intel_gen6_driver },
 	{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG,
 	    "Sandybridge", NULL, &intel_gen6_driver },
+	{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_D0_IG,
+	    "Sandybridge", NULL, &intel_gen6_driver },
 	{ 0, 0, NULL, NULL, NULL }
 };