diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 76589782adcb..810679dcbbb0 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -416,7 +416,7 @@ static void __devinit amd8151_init(struct pci_dev *pdev, struct agp_bridge_data
 }
 
 
-static struct aper_size_info_32 uli_sizes[7] =
+static const struct aper_size_info_32 uli_sizes[7] =
 {
 	{256, 65536, 6, 10},
 	{128, 32768, 5, 9},
@@ -470,7 +470,7 @@ static int __devinit uli_agp_init(struct pci_dev *pdev)
 }
 
 
-static struct aper_size_info_32 nforce3_sizes[5] =
+static const struct aper_size_info_32 nforce3_sizes[5] =
 {
 	{512,  131072, 7, 0x00000000 },
 	{256,  65536,  6, 0x00000008 },
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index 27bca34b4a65..80ee17a8fc23 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -97,7 +97,7 @@ void agp_backend_release(struct agp_bridge_data *bridge)
 EXPORT_SYMBOL(agp_backend_release);
 
 
-static struct { int mem, agp; } maxes_table[] = {
+static const struct { int mem, agp; } maxes_table[] = {
 	{0, 0},
 	{32, 4},
 	{64, 28},
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index c847df575cf5..97b0a890ba7f 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -371,6 +371,11 @@ static struct agp_device_ids via_agp_device_ids[] __devinitdata =
 		.device_id	= PCI_DEVICE_ID_VIA_3296_0,
 		.chipset_name	= "P4M800",
 	},
+	/* P4M800CE */
+	{
+		.device_id	= PCI_DEVICE_ID_VIA_P4M800CE,
+		.chipset_name	= "P4M800CE",
+	},
 
 	{ }, /* dummy final entry, always present */
 };
@@ -511,6 +516,7 @@ static struct pci_device_id agp_via_pci_table[] = {
 	ID(PCI_DEVICE_ID_VIA_3269_0),
 	ID(PCI_DEVICE_ID_VIA_83_87XX_1),
 	ID(PCI_DEVICE_ID_VIA_3296_0),
+	ID(PCI_DEVICE_ID_VIA_P4M800CE),
 	{ }
 };
 
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index efb60d06caab..1e737e269db9 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -1199,6 +1199,7 @@
 #define PCI_DEVICE_ID_VIA_3269_0	0x0269
 #define PCI_DEVICE_ID_VIA_K8T800PRO_0	0x0282
 #define PCI_DEVICE_ID_VIA_8363_0	0x0305
+#define PCI_DEVICE_ID_VIA_P4M800CE	0x0314
 #define PCI_DEVICE_ID_VIA_8371_0	0x0391
 #define PCI_DEVICE_ID_VIA_8501_0	0x0501
 #define PCI_DEVICE_ID_VIA_82C561	0x0561