2 files changed, 3 insertions, 1 deletions

diff --git a/drivers/char/agp/intel-agp.h b/drivers/char/agp/intel-agp.h
index 0b0710143699..c0091753a0d1 100644
--- a/drivers/char/agp/intel-agp.h
+++ b/drivers/char/agp/intel-agp.h
@@ -235,6 +235,7 @@
 #define PCI_DEVICE_ID_INTEL_IVYBRIDGE_M_GT2_IG          0x0166
 #define PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_HB              0x0158  /* Server */
 #define PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT1_IG          0x015A
+#define PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT2_IG          0x016A
 #define PCI_DEVICE_ID_INTEL_VALLEYVIEW_HB               0x0F00 /* VLV1 */
 #define PCI_DEVICE_ID_INTEL_VALLEYVIEW_IG               0x0F30
 #define PCI_DEVICE_ID_INTEL_HASWELL_HB                          0x0400 /* Desktop */
diff --git a/drivers/char/agp/intel-gtt.c b/drivers/char/agp/intel-gtt.c
index 7e223a27e112..1237e7575c3f 100644
--- a/drivers/char/agp/intel-gtt.c
+++ b/drivers/char/agp/intel-gtt.c
@@ -1204,7 +1204,6 @@ static inline int needs_idle_maps(void)
 {
 #ifdef CONFIG_INTEL_IOMMU
         const unsigned short gpu_devid = intel_private.pcidev->device;
-        extern int intel_iommu_gfx_mapped;
 
         /* Query intel_iommu to see if we need the workaround. Presumably that
          * was loaded first.
@@ -1486,6 +1485,8 @@ static const struct intel_gtt_driver_description {
             "Ivybridge", &sandybridge_gtt_driver },
         { PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT1_IG,
             "Ivybridge", &sandybridge_gtt_driver },
+        { PCI_DEVICE_ID_INTEL_IVYBRIDGE_S_GT2_IG,
+            "Ivybridge", &sandybridge_gtt_driver },
         { PCI_DEVICE_ID_INTEL_VALLEYVIEW_IG,
             "ValleyView", &valleyview_gtt_driver },
         { PCI_DEVICE_ID_INTEL_HASWELL_D_GT1_IG,