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path: root/drivers/char/agp/ali-agp.c
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Diffstat (limited to 'drivers/char/agp/ali-agp.c')
-rw-r--r--drivers/char/agp/ali-agp.c76
1 files changed, 42 insertions, 34 deletions
diff --git a/drivers/char/agp/ali-agp.c b/drivers/char/agp/ali-agp.c
index 9c9c9c2247c..19db0366765 100644
--- a/drivers/char/agp/ali-agp.c
+++ b/drivers/char/agp/ali-agp.c
@@ -7,6 +7,7 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/agp_backend.h>
+#include <asm/page.h> /* PAGE_SIZE */
#include "agp.h"
#define ALI_AGPCTRL 0xb8
@@ -84,8 +85,8 @@ static int ali_configure(void)
pci_write_config_dword(agp_bridge->dev, ALI_TLBCTRL, ((temp & 0xffffff00) | 0x00000010));
/* 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);
#if 0
if (agp_bridge->type == ALI_M1541) {
@@ -109,7 +110,8 @@ static int ali_configure(void)
nlvm_addr+= agp_bridge->gart_bus_addr;
nlvm_addr|=(agp_bridge->gart_bus_addr>>12);
- printk(KERN_INFO PFX "nlvm top &base = %8x\n",nlvm_addr);
+ dev_info(&agp_bridge->dev->dev, "nlvm top &base = %8x\n",
+ nlvm_addr);
}
#endif
@@ -139,49 +141,54 @@ static void m1541_cache_flush(void)
}
}
-static void *m1541_alloc_page(struct agp_bridge_data *bridge)
+static struct page *m1541_alloc_page(struct agp_bridge_data *bridge)
{
- void *addr = agp_generic_alloc_page(agp_bridge);
+ struct page *page = agp_generic_alloc_page(agp_bridge);
u32 temp;
- if (!addr)
+ if (!page)
return NULL;
-
+
pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
(((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
- virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN ));
- return addr;
+ page_to_phys(page)) | ALI_CACHE_FLUSH_EN ));
+ return page;
}
-static void ali_destroy_page(void * addr)
+static void ali_destroy_page(struct page *page, int flags)
{
- if (addr) {
- global_cache_flush(); /* is this really needed? --hch */
- agp_generic_destroy_page(addr);
+ if (page) {
+ if (flags & AGP_PAGE_DESTROY_UNMAP) {
+ global_cache_flush(); /* is this really needed? --hch */
+ agp_generic_destroy_page(page, flags);
+ } else
+ agp_generic_destroy_page(page, flags);
}
}
-static void m1541_destroy_page(void * addr)
+static void m1541_destroy_page(struct page *page, int flags)
{
u32 temp;
- if (addr == NULL)
+ if (page == NULL)
return;
- global_cache_flush();
+ if (flags & AGP_PAGE_DESTROY_UNMAP) {
+ global_cache_flush();
- pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
- pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
- (((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
- virt_to_gart(addr)) | ALI_CACHE_FLUSH_EN));
- agp_generic_destroy_page(addr);
+ pci_read_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL, &temp);
+ pci_write_config_dword(agp_bridge->dev, ALI_CACHE_FLUSH_CTRL,
+ (((temp & ALI_CACHE_FLUSH_ADDR_MASK) |
+ page_to_phys(page)) | ALI_CACHE_FLUSH_EN));
+ }
+ agp_generic_destroy_page(page, flags);
}
/* Setup function */
-static struct aper_size_info_32 ali_generic_sizes[7] =
+static const struct aper_size_info_32 ali_generic_sizes[7] =
{
{256, 65536, 6, 10},
{128, 32768, 5, 9},
@@ -192,11 +199,12 @@ static struct aper_size_info_32 ali_generic_sizes[7] =
{4, 1024, 0, 3}
};
-static struct agp_bridge_driver ali_generic_bridge = {
+static const struct agp_bridge_driver ali_generic_bridge = {
.owner = THIS_MODULE,
.aperture_sizes = ali_generic_sizes,
.size_type = U32_APER_SIZE,
.num_aperture_sizes = 7,
+ .needs_scratch_page = true,
.configure = ali_configure,
.fetch_size = ali_fetch_size,
.cleanup = ali_cleanup,
@@ -213,9 +221,10 @@ static struct agp_bridge_driver ali_generic_bridge = {
.free_by_type = agp_generic_free_by_type,
.agp_alloc_page = agp_generic_alloc_page,
.agp_destroy_page = ali_destroy_page,
+ .agp_type_to_mask_type = agp_generic_type_to_mask_type,
};
-static struct agp_bridge_driver ali_m1541_bridge = {
+static const struct agp_bridge_driver ali_m1541_bridge = {
.owner = THIS_MODULE,
.aperture_sizes = ali_generic_sizes,
.size_type = U32_APER_SIZE,
@@ -236,10 +245,11 @@ static struct agp_bridge_driver ali_m1541_bridge = {
.free_by_type = agp_generic_free_by_type,
.agp_alloc_page = m1541_alloc_page,
.agp_destroy_page = m1541_destroy_page,
+ .agp_type_to_mask_type = agp_generic_type_to_mask_type,
};
-static struct agp_device_ids ali_agp_device_ids[] __devinitdata =
+static struct agp_device_ids ali_agp_device_ids[] =
{
{
.device_id = PCI_DEVICE_ID_AL_M1541,
@@ -289,8 +299,7 @@ static struct agp_device_ids ali_agp_device_ids[] __devinitdata =
{ }, /* dummy final entry, always present */
};
-static int __devinit agp_ali_probe(struct pci_dev *pdev,
- const struct pci_device_id *ent)
+static int agp_ali_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
struct agp_device_ids *devs = ali_agp_device_ids;
struct agp_bridge_data *bridge;
@@ -307,8 +316,8 @@ static int __devinit agp_ali_probe(struct pci_dev *pdev,
goto found;
}
- printk(KERN_ERR PFX "Unsupported ALi chipset (device id: %04x)\n",
- pdev->device);
+ dev_err(&pdev->dev, "unsupported ALi chipset [%04x/%04x])\n",
+ pdev->vendor, pdev->device);
return -ENODEV;
@@ -337,7 +346,7 @@ found:
devs[j].chipset_name = "M1641";
break;
case 0x43:
- devs[j].chipset_name = "M????";
+ devs[j].chipset_name = "M1621";
break;
case 0x47:
devs[j].chipset_name = "M1647";
@@ -353,8 +362,7 @@ found:
bridge->driver = &ali_generic_bridge;
}
- printk(KERN_INFO PFX "Detected ALi %s chipset\n",
- devs[j].chipset_name);
+ dev_info(&pdev->dev, "ALi %s chipset\n", devs[j].chipset_name);
/* Fill in the mode register */
pci_read_config_dword(pdev,
@@ -365,7 +373,7 @@ found:
return agp_add_bridge(bridge);
}
-static void __devexit agp_ali_remove(struct pci_dev *pdev)
+static void agp_ali_remove(struct pci_dev *pdev)
{
struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
@@ -409,6 +417,6 @@ static void __exit agp_ali_cleanup(void)
module_init(agp_ali_init);
module_exit(agp_ali_cleanup);
-MODULE_AUTHOR("Dave Jones <davej@codemonkey.org.uk>");
+MODULE_AUTHOR("Dave Jones <davej@redhat.com>");
MODULE_LICENSE("GPL and additional rights");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-12-16 01:56:09 +0000