[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>

diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 8c7d727..6a5047e 100644 (file)
--- 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 b0d6134..18f734e 100644 (file)
--- 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