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path: root/drivers/char/agp/via-agp.c
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Diffstat (limited to 'drivers/char/agp/via-agp.c')
-rw-r--r--drivers/char/agp/via-agp.c86
1 files changed, 68 insertions, 18 deletions
diff --git a/drivers/char/agp/via-agp.c b/drivers/char/agp/via-agp.c
index c847df575cf..228f20cddc0 100644
--- a/drivers/char/agp/via-agp.c
+++ b/drivers/char/agp/via-agp.c
@@ -9,7 +9,7 @@
#include <linux/agp_backend.h>
#include "agp.h"
-static struct pci_device_id agp_via_pci_table[];
+static const struct pci_device_id agp_via_pci_table[];
#define VIA_GARTCTRL 0x80
#define VIA_APSIZE 0x84
@@ -43,16 +43,15 @@ static int via_fetch_size(void)
static int via_configure(void)
{
- u32 temp;
struct aper_size_info_8 *current_size;
current_size = A_SIZE_8(agp_bridge->current_size);
/* aperture size */
pci_write_config_byte(agp_bridge->dev, VIA_APSIZE,
current_size->size_value);
- /* address to map too */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ /* address to map to */
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* GART control register */
pci_write_config_dword(agp_bridge->dev, VIA_GARTCTRL, 0x0000000f);
@@ -89,7 +88,7 @@ static void via_tlbflush(struct agp_memory *mem)
}
-static struct aper_size_info_8 via_generic_sizes[9] =
+static const struct aper_size_info_8 via_generic_sizes[9] =
{
{256, 65536, 6, 0},
{128, 32768, 5, 128},
@@ -132,9 +131,9 @@ static int via_configure_agp3(void)
current_size = A_SIZE_16(agp_bridge->current_size);
- /* address to map too */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ /* address to map to */
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture GATT base */
pci_write_config_dword(agp_bridge->dev, VIA_AGP3_ATTBASE,
@@ -170,11 +169,12 @@ static void via_tlbflush_agp3(struct agp_memory *mem)
}
-static struct agp_bridge_driver via_agp3_driver = {
+static const struct agp_bridge_driver via_agp3_driver = {
.owner = THIS_MODULE,
.aperture_sizes = agp3_generic_sizes,
.size_type = U8_APER_SIZE,
.num_aperture_sizes = 10,
+ .needs_scratch_page = true,
.configure = via_configure_agp3,
.fetch_size = via_fetch_size_agp3,
.cleanup = via_cleanup_agp3,
@@ -190,14 +190,18 @@ static struct agp_bridge_driver via_agp3_driver = {
.alloc_by_type = agp_generic_alloc_by_type,
.free_by_type = agp_generic_free_by_type,
.agp_alloc_page = agp_generic_alloc_page,
+ .agp_alloc_pages = agp_generic_alloc_pages,
.agp_destroy_page = agp_generic_destroy_page,
+ .agp_destroy_pages = agp_generic_destroy_pages,
+ .agp_type_to_mask_type = agp_generic_type_to_mask_type,
};
-static struct agp_bridge_driver via_driver = {
+static const struct agp_bridge_driver via_driver = {
.owner = THIS_MODULE,
.aperture_sizes = via_generic_sizes,
.size_type = U8_APER_SIZE,
.num_aperture_sizes = 9,
+ .needs_scratch_page = true,
.configure = via_configure,
.fetch_size = via_fetch_size,
.cleanup = via_cleanup,
@@ -213,10 +217,13 @@ static struct agp_bridge_driver via_driver = {
.alloc_by_type = agp_generic_alloc_by_type,
.free_by_type = agp_generic_free_by_type,
.agp_alloc_page = agp_generic_alloc_page,
+ .agp_alloc_pages = agp_generic_alloc_pages,
.agp_destroy_page = agp_generic_destroy_page,
+ .agp_destroy_pages = agp_generic_destroy_pages,
+ .agp_type_to_mask_type = agp_generic_type_to_mask_type,
};
-static struct agp_device_ids via_agp_device_ids[] __devinitdata =
+static struct agp_device_ids via_agp_device_ids[] =
{
{
.device_id = PCI_DEVICE_ID_VIA_82C597_0,
@@ -345,6 +352,12 @@ static struct agp_device_ids via_agp_device_ids[] __devinitdata =
.chipset_name = "PT880",
},
+ /* PT880 Ultra */
+ {
+ .device_id = PCI_DEVICE_ID_VIA_PT880ULTRA,
+ .chipset_name = "PT880 Ultra",
+ },
+
/* PT890 */
{
.device_id = PCI_DEVICE_ID_VIA_8783_0,
@@ -371,7 +384,40 @@ 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 = "VT3314",
+ },
+ /* VT3324 / CX700 */
+ {
+ .device_id = PCI_DEVICE_ID_VIA_VT3324,
+ .chipset_name = "CX700",
+ },
+ /* VT3336 - this is a chipset for AMD Athlon/K8 CPU. Due to K8's unique
+ * architecture, the AGP resource and behavior are different from
+ * the traditional AGP which resides only in chipset. AGP is used
+ * by 3D driver which wasn't available for the VT3336 and VT3364
+ * generation until now. Unfortunately, by testing, VT3364 works
+ * but VT3336 doesn't. - explanation from via, just leave this as
+ * as a placeholder to avoid future patches adding it back in.
+ */
+#if 0
+ {
+ .device_id = PCI_DEVICE_ID_VIA_VT3336,
+ .chipset_name = "VT3336",
+ },
+#endif
+ /* P4M890 */
+ {
+ .device_id = PCI_DEVICE_ID_VIA_P4M890,
+ .chipset_name = "P4M890",
+ },
+ /* P4M900 */
+ {
+ .device_id = PCI_DEVICE_ID_VIA_VT3364,
+ .chipset_name = "P4M900",
+ },
{ }, /* dummy final entry, always present */
};
@@ -391,8 +437,7 @@ static void check_via_agp3 (struct agp_bridge_data *bridge)
}
-static int __devinit agp_via_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+static int agp_via_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct agp_device_ids *devs = via_agp_device_ids;
struct agp_bridge_data *bridge;
@@ -438,7 +483,7 @@ static int __devinit agp_via_probe(struct pci_dev *pdev,
return agp_add_bridge(bridge);
}
-static void __devexit agp_via_remove(struct pci_dev *pdev)
+static void agp_via_remove(struct pci_dev *pdev)
{
struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
@@ -474,7 +519,7 @@ static int agp_via_resume(struct pci_dev *pdev)
#endif /* CONFIG_PM */
/* must be the same order as name table above */
-static struct pci_device_id agp_via_pci_table[] = {
+static const struct pci_device_id agp_via_pci_table[] = {
#define ID(x) \
{ \
.class = (PCI_CLASS_BRIDGE_HOST << 8), \
@@ -506,11 +551,16 @@ static struct pci_device_id agp_via_pci_table[] = {
ID(PCI_DEVICE_ID_VIA_8763_0),
ID(PCI_DEVICE_ID_VIA_8378_0),
ID(PCI_DEVICE_ID_VIA_PT880),
+ ID(PCI_DEVICE_ID_VIA_PT880ULTRA),
ID(PCI_DEVICE_ID_VIA_8783_0),
ID(PCI_DEVICE_ID_VIA_PX8X0_0),
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),
+ ID(PCI_DEVICE_ID_VIA_VT3324),
+ ID(PCI_DEVICE_ID_VIA_P4M890),
+ ID(PCI_DEVICE_ID_VIA_VT3364),
{ }
};
@@ -545,4 +595,4 @@ module_init(agp_via_init);
module_exit(agp_via_cleanup);
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-14 14:44:24 +0000