[PATCH] i945G patch for agpgart

Attached is a small patch for i945G support against 2.6.11.11.

From: Alan Hourihane <alanh@fairlite.demon.co.uk>
Signed-off-by: Dave Jones <davej@redhat.com>

2 files changed, 15 insertions, 2 deletions

diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 8c7d727432bb..6a5047e0d333 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -418,7 +418,8 @@ static void intel_i830_init_gtt_entries(void)
                 case I915_GMCH_GMS_STOLEN_48M:
                         /* Check it's really I915G */
                         if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB ||
-                            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB)
+                            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB ||
+                            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB)
                                 gtt_entries = MB(48) - KB(size);
                         else
                                 gtt_entries = 0;
@@ -426,7 +427,8 @@ static void intel_i830_init_gtt_entries(void)
                 case I915_GMCH_GMS_STOLEN_64M:
                         /* Check it's really I915G */
                         if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB ||
-                            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB)
+                            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB ||
+                            agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB)
                                 gtt_entries = MB(64) - KB(size);
                         else
                                 gtt_entries = 0;
@@ -1662,6 +1664,14 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
                 }
                 name = "915GM";
                 break;
+        case PCI_DEVICE_ID_INTEL_82945G_HB:
+                if (find_i830(PCI_DEVICE_ID_INTEL_82945G_IG)) {
+                        bridge->driver = &intel_915_driver;
+                } else {
+                        bridge->driver = &intel_845_driver;
+                }
+                name = "945G";
+                break;
         case PCI_DEVICE_ID_INTEL_7505_0:
                 bridge->driver = &intel_7505_driver;
                 name = "E7505";
@@ -1801,6 +1811,7 @@ static struct pci_device_id agp_intel_pci_table[] = {
         ID(PCI_DEVICE_ID_INTEL_7205_0),
         ID(PCI_DEVICE_ID_INTEL_82915G_HB),
         ID(PCI_DEVICE_ID_INTEL_82915GM_HB),
+        ID(PCI_DEVICE_ID_INTEL_82945G_HB),
         { }
 };
 
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index b0d6134e1ee6..18f734ec9181 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2382,6 +2382,8 @@
 #define PCI_DEVICE_ID_INTEL_82915G_IG   0x2582
 #define PCI_DEVICE_ID_INTEL_82915GM_HB  0x2590
 #define PCI_DEVICE_ID_INTEL_82915GM_IG  0x2592
+#define PCI_DEVICE_ID_INTEL_82945G_HB   0x2770
+#define PCI_DEVICE_ID_INTEL_82945G_IG   0x2772
 #define PCI_DEVICE_ID_INTEL_ICH6_0      0x2640
 #define PCI_DEVICE_ID_INTEL_ICH6_1      0x2641
 #define PCI_DEVICE_ID_INTEL_ICH6_2      0x2642