agp/intel: Add a new Sandybridge HB/IG PCI ID combo.

Signed-off-by: Eric Anholt <eric@anholt.net>

drivers/char/agp/intel-agp.c

@@ -66,6 +66,8 @@
 #define PCI_DEVICE_ID_INTEL_IRONLAKE_M_IG	    0x0046
 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB  0x0100
 #define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG  0x0102
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB  0x0104
+#define PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG  0x0106
 
 /* cover 915 and 945 variants */
 #define IS_I915 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_E7221_HB || \
@@ -101,7 +103,8 @@
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_M_HB || \
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB || \
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB || \
-		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB)
+		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB || \
+		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB)
 
 extern int agp_memory_reserved;
 
@@ -317,7 +320,9 @@ static void intel_agp_insert_sg_entries(struct agp_memory *mem,
 	int i, j;
 	u32 cache_bits = 0;
 
-	if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB) {
+	if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB ||
+	    agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB)
+	{
 		cache_bits = I830_PTE_SYSTEM_CACHED;
 	}
 
@@ -732,8 +737,8 @@ static void intel_i830_init_gtt_entries(void)
 			gtt_entries = 0;
 			break;
 		}
-	} else if (agp_bridge->dev->device ==
-		   PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB) {
+	} else if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB ||
+		   agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB) {
 		/*
 		 * SandyBridge has new memory control reg at 0x50.w
 		 */
@@ -1449,6 +1454,7 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
 	case PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB:
 	case PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB:
 	case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB:
+	case PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB:
 		*gtt_offset = *gtt_size = MB(2);
 		break;
 	default:
@@ -2456,6 +2462,8 @@ static const struct intel_driver_description {
 	    "HD Graphics", NULL, &intel_i965_driver },
 	{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_IG, 0,
 	    "Sandybridge", NULL, &intel_i965_driver },
+	{ PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB, PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_IG, 0,
+	    "Sandybridge", NULL, &intel_i965_driver },
 	{ 0, 0, 0, NULL, NULL, NULL }
 };
 
@@ -2663,6 +2671,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
 	ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MA_HB),
 	ID(PCI_DEVICE_ID_INTEL_IRONLAKE_MC2_HB),
 	ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_HB),
+	ID(PCI_DEVICE_ID_INTEL_SANDYBRIDGE_M_HB),
 	{ }
 };