aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/char/agp/intel-agp.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/char/agp/intel-agp.c')
-rw-r--r--drivers/char/agp/intel-agp.c53
1 files changed, 20 insertions, 33 deletions
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index a426ee1f57a6..f9b9ca5d31b7 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -14,9 +14,6 @@
#include "intel-agp.h"
#include <drm/intel-gtt.h>
-int intel_agp_enabled;
-EXPORT_SYMBOL(intel_agp_enabled);
-
static int intel_fetch_size(void)
{
int i;
@@ -118,7 +115,6 @@ static void intel_8xx_cleanup(void)
static int intel_configure(void)
{
- u32 temp;
u16 temp2;
struct aper_size_info_16 *current_size;
@@ -128,8 +124,8 @@ static int intel_configure(void)
pci_write_config_word(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -148,7 +144,7 @@ static int intel_configure(void)
static int intel_815_configure(void)
{
- u32 temp, addr;
+ u32 addr;
u8 temp2;
struct aper_size_info_8 *current_size;
@@ -167,8 +163,8 @@ static int intel_815_configure(void)
current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
pci_read_config_dword(agp_bridge->dev, INTEL_ATTBASE, &addr);
addr &= INTEL_815_ATTBASE_MASK;
@@ -208,7 +204,6 @@ static void intel_820_cleanup(void)
static int intel_820_configure(void)
{
- u32 temp;
u8 temp2;
struct aper_size_info_8 *current_size;
@@ -218,8 +213,8 @@ static int intel_820_configure(void)
pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -239,7 +234,6 @@ static int intel_820_configure(void)
static int intel_840_configure(void)
{
- u32 temp;
u16 temp2;
struct aper_size_info_8 *current_size;
@@ -249,8 +243,8 @@ static int intel_840_configure(void)
pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -268,7 +262,6 @@ static int intel_840_configure(void)
static int intel_845_configure(void)
{
- u32 temp;
u8 temp2;
struct aper_size_info_8 *current_size;
@@ -282,9 +275,9 @@ static int intel_845_configure(void)
agp_bridge->apbase_config);
} else {
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
- agp_bridge->apbase_config = temp;
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
+ agp_bridge->apbase_config = agp_bridge->gart_bus_addr;
}
/* attbase - aperture base */
@@ -303,7 +296,6 @@ static int intel_845_configure(void)
static int intel_850_configure(void)
{
- u32 temp;
u16 temp2;
struct aper_size_info_8 *current_size;
@@ -313,8 +305,8 @@ static int intel_850_configure(void)
pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -332,7 +324,6 @@ static int intel_850_configure(void)
static int intel_860_configure(void)
{
- u32 temp;
u16 temp2;
struct aper_size_info_8 *current_size;
@@ -342,8 +333,8 @@ static int intel_860_configure(void)
pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -361,7 +352,6 @@ static int intel_860_configure(void)
static int intel_830mp_configure(void)
{
- u32 temp;
u16 temp2;
struct aper_size_info_8 *current_size;
@@ -371,8 +361,8 @@ static int intel_830mp_configure(void)
pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -390,7 +380,6 @@ static int intel_830mp_configure(void)
static int intel_7505_configure(void)
{
- u32 temp;
u16 temp2;
struct aper_size_info_8 *current_size;
@@ -400,8 +389,8 @@ static int intel_7505_configure(void)
pci_write_config_byte(agp_bridge->dev, INTEL_APSIZE, current_size->size_value);
/* address to map to */
- pci_read_config_dword(agp_bridge->dev, AGP_APBASE, &temp);
- agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
+ agp_bridge->gart_bus_addr = pci_bus_address(agp_bridge->dev,
+ AGP_APERTURE_BAR);
/* attbase - aperture base */
pci_write_config_dword(agp_bridge->dev, INTEL_ATTBASE, agp_bridge->gatt_bus_addr);
@@ -814,8 +803,6 @@ static int agp_intel_probe(struct pci_dev *pdev,
found_gmch:
pci_set_drvdata(pdev, bridge);
err = agp_add_bridge(bridge);
- if (!err)
- intel_agp_enabled = 1;
return err;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.