[AGPGART] Intel I915 support.

From: Alan Hourihane <alanh@tungstengraphics.com>
Signed-off-by: Dave Jones <davej@redhat.com>

drivers/char/agp/Kconfig

@@ -82,7 +82,7 @@ config AGP_INTEL
 	  This option gives you AGP support for the GLX component of XFree86 4.x
 	  on Intel 440LX/BX/GX, 815, 820, 830, 840, 845, 850, 860, 875,
 	  E7205 and E7505 chipsets and full support for the 810, 815, 830M, 845G,
-	  852GM, 855GM and 865G integrated graphics chipsets.
+	  852GM, 855GM, 865G and I915 integrated graphics chipsets.
 
 	  You should say Y here if you use XFree86 3.3.6 or 4.x and want to
 	  use GLX or DRI, or if you have any Intel integrated graphics

include/linux/pci_ids.h

@@ -2121,6 +2121,8 @@
 #define PCI_DEVICE_ID_INTEL_82865_IG	0x2572
 #define PCI_DEVICE_ID_INTEL_82875_HB	0x2578
 #define PCI_DEVICE_ID_INTEL_82875_IG	0x257b
+#define PCI_DEVICE_ID_INTEL_82915G_HB	0x2580
+#define PCI_DEVICE_ID_INTEL_82915G_IG	0x2582
 #define PCI_DEVICE_ID_INTEL_ICH6_0	0x2640
 #define PCI_DEVICE_ID_INTEL_ICH6_1	0x2641
 #define PCI_DEVICE_ID_INTEL_ICH6_2	0x2642