* Intel(R) 855GM/852GM and 865G support added by David Dawes
* <dawes@tungstengraphics.com>.
*
- * Intel(R) 915G support added by Alan Hourihane
+ * Intel(R) 915G/915GM support added by Alan Hourihane
* <alanh@tungstengraphics.com>.
*/
return -ENOMEM;
}
- if ((INREG32(intel_i810_private.registers, I810_DRAM_CTL)
+ if ((readl(intel_i810_private.registers+I810_DRAM_CTL)
& I810_DRAM_ROW_0) == I810_DRAM_ROW_0_SDRAM) {
/* This will need to be dynamically assigned */
printk(KERN_INFO PFX "detected 4MB dedicated video ram.\n");
}
pci_read_config_dword(intel_i810_private.i810_dev, I810_GMADDR, &temp);
agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK);
- OUTREG32(intel_i810_private.registers, I810_PGETBL_CTL,
- agp_bridge->gatt_bus_addr | I810_PGETBL_ENABLED);
- global_cache_flush();
+ writel(agp_bridge->gatt_bus_addr | I810_PGETBL_ENABLED, intel_i810_private.registers+I810_PGETBL_CTL);
+ readl(intel_i810_private.registers+I810_PGETBL_CTL); /* PCI Posting. */
if (agp_bridge->driver->needs_scratch_page) {
for (i = 0; i < current_size->num_entries; i++) {
- OUTREG32(intel_i810_private.registers,
- I810_PTE_BASE + (i * 4),
- agp_bridge->scratch_page);
+ writel(agp_bridge->scratch_page, intel_i810_private.registers+I810_PTE_BASE+(i*4));
+ readl(intel_i810_private.registers+I810_PTE_BASE+(i*4)); /* PCI posting. */
}
}
+ global_cache_flush();
return 0;
}
static void intel_i810_cleanup(void)
{
- OUTREG32(intel_i810_private.registers, I810_PGETBL_CTL, 0);
+ writel(0, intel_i810_private.registers+I810_PGETBL_CTL);
+ readl(intel_i810_private.registers); /* PCI Posting. */
iounmap(intel_i810_private.registers);
}
struct page * page;
page = alloc_pages(GFP_KERNEL, 2);
- if (page == NULL) {
+ if (page == NULL)
return NULL;
- }
+
if (change_page_attr(page, 4, PAGE_KERNEL_NOCACHE) < 0) {
+ global_flush_tlb();
__free_page(page);
return NULL;
}
+ global_flush_tlb();
get_page(page);
SetPageLocked(page);
atomic_inc(&agp_bridge->current_memory_agp);
page = virt_to_page(addr);
change_page_attr(page, 4, PAGE_KERNEL);
+ global_flush_tlb();
put_page(page);
unlock_page(page);
free_pages((unsigned long)addr, 2);
/* special insert */
global_cache_flush();
for (i = pg_start; i < (pg_start + mem->page_count); i++) {
- OUTREG32(intel_i810_private.registers,
- I810_PTE_BASE + (i * 4),
- (i * 4096) | I810_PTE_LOCAL |
- I810_PTE_VALID);
+ writel((i*4096)|I810_PTE_LOCAL|I810_PTE_VALID, intel_i810_private.registers+I810_PTE_BASE+(i*4));
+ readl(intel_i810_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */
}
global_cache_flush();
agp_bridge->driver->tlb_flush(mem);
insert:
global_cache_flush();
for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
- OUTREG32(intel_i810_private.registers,
- I810_PTE_BASE + (j * 4),
- agp_bridge->driver->mask_memory(mem->memory[i], mem->type));
+ writel(agp_bridge->driver->mask_memory(mem->memory[i], mem->type),
+ intel_i810_private.registers+I810_PTE_BASE+(j*4));
+ readl(intel_i810_private.registers+I810_PTE_BASE+(j*4)); /* PCI Posting. */
}
global_cache_flush();
int i;
for (i = pg_start; i < (mem->page_count + pg_start); i++) {
- OUTREG32(intel_i810_private.registers,
- I810_PTE_BASE + (i * 4),
- agp_bridge->scratch_page);
+ writel(agp_bridge->scratch_page, intel_i810_private.registers+I810_PTE_BASE+(i*4));
+ readl(intel_i810_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */
}
global_cache_flush();
return new;
}
if (type == AGP_PHYS_MEMORY)
- return(alloc_agpphysmem_i8xx(pg_count, type));
+ return alloc_agpphysmem_i8xx(pg_count, type);
return NULL;
}
gtt_entries = MB(8) - KB(size);
break;
case I830_GMCH_GMS_LOCAL:
- rdct = INREG8(intel_i830_private.registers,
- I830_RDRAM_CHANNEL_TYPE);
+ rdct = readb(intel_i830_private.registers+I830_RDRAM_CHANNEL_TYPE);
gtt_entries = (I830_RDRAM_ND(rdct) + 1) *
MB(ddt[I830_RDRAM_DDT(rdct)]);
local = 1;
break;
case I915_GMCH_GMS_STOLEN_48M:
/* Check it's really I915G */
- if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB)
+ if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB ||
+ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB)
gtt_entries = MB(48) - KB(size);
else
gtt_entries = 0;
break;
case I915_GMCH_GMS_STOLEN_64M:
/* Check it's really I915G */
- if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB)
+ if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB ||
+ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB)
gtt_entries = MB(64) - KB(size);
else
gtt_entries = 0;
intel_i830_private.registers = ioremap(temp,128 * 4096);
if (!intel_i830_private.registers)
- return (-ENOMEM);
+ return -ENOMEM;
- temp = INREG32(intel_i830_private.registers,I810_PGETBL_CTL) & 0xfffff000;
- global_cache_flush();
+ temp = readl(intel_i830_private.registers+I810_PGETBL_CTL) & 0xfffff000;
+ global_cache_flush(); /* FIXME: ?? */
/* we have to call this as early as possible after the MMIO base address is known */
intel_i830_init_gtt_entries();
agp_bridge->gatt_bus_addr = temp;
- return(0);
+ return 0;
}
/* Return the gatt table to a sane state. Use the top of stolen
*/
static int intel_i830_free_gatt_table(void)
{
- return(0);
+ return 0;
}
static int intel_i830_fetch_size(void)
/* 855GM/852GM/865G has 128MB aperture size */
agp_bridge->previous_size = agp_bridge->current_size = (void *) values;
agp_bridge->aperture_size_idx = 0;
- return(values[0].size);
+ return values[0].size;
}
pci_read_config_word(agp_bridge->dev,I830_GMCH_CTRL,&gmch_ctrl);
if ((gmch_ctrl & I830_GMCH_MEM_MASK) == I830_GMCH_MEM_128M) {
agp_bridge->previous_size = agp_bridge->current_size = (void *) values;
agp_bridge->aperture_size_idx = 0;
- return(values[0].size);
+ return values[0].size;
} else {
agp_bridge->previous_size = agp_bridge->current_size = (void *) (values + 1);
agp_bridge->aperture_size_idx = 1;
- return(values[1].size);
+ return values[1].size;
}
- return(0);
+ return 0;
}
static int intel_i830_configure(void)
gmch_ctrl |= I830_GMCH_ENABLED;
pci_write_config_word(agp_bridge->dev,I830_GMCH_CTRL,gmch_ctrl);
- OUTREG32(intel_i830_private.registers,I810_PGETBL_CTL,agp_bridge->gatt_bus_addr | I810_PGETBL_ENABLED);
- global_cache_flush();
+ writel(agp_bridge->gatt_bus_addr|I810_PGETBL_ENABLED, intel_i830_private.registers+I810_PGETBL_CTL);
+ readl(intel_i830_private.registers+I810_PGETBL_CTL); /* PCI Posting. */
- if (agp_bridge->driver->needs_scratch_page)
- for (i = intel_i830_private.gtt_entries; i < current_size->num_entries; i++)
- OUTREG32(intel_i830_private.registers,I810_PTE_BASE + (i * 4),agp_bridge->scratch_page);
+ if (agp_bridge->driver->needs_scratch_page) {
+ for (i = intel_i830_private.gtt_entries; i < current_size->num_entries; i++) {
+ writel(agp_bridge->scratch_page, intel_i830_private.registers+I810_PTE_BASE+(i*4));
+ readl(intel_i830_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */
+ }
+ }
- return (0);
+ global_cache_flush();
+ return 0;
}
static void intel_i830_cleanup(void)
iounmap(intel_i830_private.registers);
}
-static int intel_i830_insert_entries(struct agp_memory *mem,off_t pg_start,
- int type)
+static int intel_i830_insert_entries(struct agp_memory *mem,off_t pg_start, int type)
{
int i,j,num_entries;
void *temp;
pg_start,intel_i830_private.gtt_entries);
printk (KERN_INFO PFX "Trying to insert into local/stolen memory\n");
- return (-EINVAL);
+ return -EINVAL;
}
if ((pg_start + mem->page_count) > num_entries)
- return (-EINVAL);
+ return -EINVAL;
/* The i830 can't check the GTT for entries since its read only,
* depend on the caller to make the correct offset decisions.
if ((type != 0 && type != AGP_PHYS_MEMORY) ||
(mem->type != 0 && mem->type != AGP_PHYS_MEMORY))
- return (-EINVAL);
+ return -EINVAL;
- global_cache_flush();
+ global_cache_flush(); /* FIXME: Necessary ?*/
- for (i = 0, j = pg_start; i < mem->page_count; i++, j++)
- OUTREG32(intel_i830_private.registers,I810_PTE_BASE + (j * 4),
- agp_bridge->driver->mask_memory(mem->memory[i], mem->type));
+ for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
+ writel(agp_bridge->driver->mask_memory(mem->memory[i], mem->type),
+ intel_i830_private.registers+I810_PTE_BASE+(j*4));
+ readl(intel_i830_private.registers+I810_PTE_BASE+(j*4)); /* PCI Posting. */
+ }
global_cache_flush();
-
agp_bridge->driver->tlb_flush(mem);
-
- return(0);
+ return 0;
}
static int intel_i830_remove_entries(struct agp_memory *mem,off_t pg_start,
if (pg_start < intel_i830_private.gtt_entries) {
printk (KERN_INFO PFX "Trying to disable local/stolen memory\n");
- return (-EINVAL);
+ return -EINVAL;
}
- for (i = pg_start; i < (mem->page_count + pg_start); i++)
- OUTREG32(intel_i830_private.registers,I810_PTE_BASE + (i * 4),agp_bridge->scratch_page);
+ for (i = pg_start; i < (mem->page_count + pg_start); i++) {
+ writel(agp_bridge->scratch_page, intel_i830_private.registers+I810_PTE_BASE+(i*4));
+ readl(intel_i830_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */
+ }
global_cache_flush();
-
agp_bridge->driver->tlb_flush(mem);
-
- return (0);
+ return 0;
}
static struct agp_memory *intel_i830_alloc_by_type(size_t pg_count,int type)
{
if (type == AGP_PHYS_MEMORY)
- return(alloc_agpphysmem_i8xx(pg_count, type));
+ return alloc_agpphysmem_i8xx(pg_count, type);
/* always return NULL for other allocation types for now */
- return(NULL);
+ return NULL;
}
static int intel_i915_configure(void)
gmch_ctrl |= I830_GMCH_ENABLED;
pci_write_config_word(agp_bridge->dev,I830_GMCH_CTRL,gmch_ctrl);
- OUTREG32(intel_i830_private.registers,I810_PGETBL_CTL,agp_bridge->gatt_bus_addr | I810_PGETBL_ENABLED);
- global_cache_flush();
+ writel(agp_bridge->gatt_bus_addr|I810_PGETBL_ENABLED, intel_i830_private.registers+I810_PGETBL_CTL);
+ readl(intel_i830_private.registers+I810_PGETBL_CTL); /* PCI Posting. */
if (agp_bridge->driver->needs_scratch_page) {
- for (i = intel_i830_private.gtt_entries; i < current_size->num_entries; i++)
- OUTREG32(intel_i830_private.gtt, i, agp_bridge->scratch_page);
+ for (i = intel_i830_private.gtt_entries; i < current_size->num_entries; i++) {
+ writel(agp_bridge->scratch_page, intel_i830_private.gtt+i);
+ readl(intel_i830_private.gtt+i); /* PCI Posting. */
+ }
}
- return (0);
+ global_cache_flush();
+ return 0;
}
static void intel_i915_cleanup(void)
pg_start,intel_i830_private.gtt_entries);
printk (KERN_INFO PFX "Trying to insert into local/stolen memory\n");
- return (-EINVAL);
+ return -EINVAL;
}
if ((pg_start + mem->page_count) > num_entries)
- return (-EINVAL);
+ return -EINVAL;
/* The i830 can't check the GTT for entries since its read only,
* depend on the caller to make the correct offset decisions.
if ((type != 0 && type != AGP_PHYS_MEMORY) ||
(mem->type != 0 && mem->type != AGP_PHYS_MEMORY))
- return (-EINVAL);
+ return -EINVAL;
global_cache_flush();
- for (i = 0, j = pg_start; i < mem->page_count; i++, j++)
- OUTREG32(intel_i830_private.gtt, j, agp_bridge->driver->mask_memory(mem->memory[i], mem->type));
+ for (i = 0, j = pg_start; i < mem->page_count; i++, j++) {
+ writel(agp_bridge->driver->mask_memory(mem->memory[i], mem->type), intel_i830_private.gtt+j);
+ readl(intel_i830_private.gtt+j); /* PCI Posting. */
+ }
global_cache_flush();
-
agp_bridge->driver->tlb_flush(mem);
-
- return(0);
+ return 0;
}
static int intel_i915_remove_entries(struct agp_memory *mem,off_t pg_start,
if (pg_start < intel_i830_private.gtt_entries) {
printk (KERN_INFO PFX "Trying to disable local/stolen memory\n");
- return (-EINVAL);
+ return -EINVAL;
}
- for (i = pg_start; i < (mem->page_count + pg_start); i++)
- OUTREG32(intel_i830_private.gtt, i, agp_bridge->scratch_page);
+ for (i = pg_start; i < (mem->page_count + pg_start); i++) {
+ writel(agp_bridge->scratch_page, intel_i830_private.gtt+i);
+ readl(intel_i830_private.gtt+i);
+ }
global_cache_flush();
-
agp_bridge->driver->tlb_flush(mem);
-
- return (0);
+ return 0;
}
static int intel_i915_fetch_size(void)
else
offset = 2; /* 256MB aperture */
agp_bridge->previous_size = agp_bridge->current_size = (void *)(values + offset);
- return(values[offset].size);
+ return values[offset].size;
}
/* The intel i915 automatically initializes the agp aperture during POST.
intel_i830_private.gtt = ioremap(temp2, 256 * 1024);
if (!intel_i830_private.gtt)
- return (-ENOMEM);
+ return -ENOMEM;
temp &= 0xfff80000;
intel_i830_private.registers = ioremap(temp,128 * 4096);
if (!intel_i830_private.registers)
- return (-ENOMEM);
+ return -ENOMEM;
- temp = INREG32(intel_i830_private.registers,I810_PGETBL_CTL) & 0xfffff000;
- global_cache_flush();
+ temp = readl(intel_i830_private.registers+I810_PGETBL_CTL) & 0xfffff000;
+ global_cache_flush(); /* FIXME: ? */
/* we have to call this as early as possible after the MMIO base address is known */
intel_i830_init_gtt_entries();
agp_bridge->gatt_bus_addr = temp;
- return(0);
+ return 0;
}
static int intel_fetch_size(void)
{
struct pci_dev *i810_dev;
- i810_dev = pci_find_device(PCI_VENDOR_ID_INTEL, device, NULL);
+ i810_dev = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL);
if (!i810_dev)
return 0;
intel_i810_private.i810_dev = i810_dev;
{
struct pci_dev *i830_dev;
- i830_dev = pci_find_device(PCI_VENDOR_ID_INTEL, device, NULL);
+ i830_dev = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL);
if (i830_dev && PCI_FUNC(i830_dev->devfn) != 0) {
- i830_dev = pci_find_device(PCI_VENDOR_ID_INTEL,
+ i830_dev = pci_get_device(PCI_VENDOR_ID_INTEL,
device, i830_dev);
}
}
name = "915G";
break;
+ case PCI_DEVICE_ID_INTEL_82915GM_HB:
+ if (find_i830(PCI_DEVICE_ID_INTEL_82915GM_IG)) {
+ bridge->driver = &intel_915_driver;
+ } else {
+ bridge->driver = &intel_845_driver;
+ }
+ name = "915GM";
+ break;
case PCI_DEVICE_ID_INTEL_7505_0:
bridge->driver = &intel_7505_driver;
name = "E7505";
struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
agp_remove_bridge(bridge);
+
+ if (intel_i810_private.i810_dev)
+ pci_dev_put(intel_i810_private.i810_dev);
+ if (intel_i830_private.i830_dev)
+ pci_dev_put(intel_i830_private.i830_dev);
+
agp_put_bridge(bridge);
}
{
struct agp_bridge_data *bridge = pci_get_drvdata(pdev);
- pci_restore_state(pdev, pdev->saved_config_space);
+ pci_restore_state(pdev);
if (bridge->driver == &intel_generic_driver)
intel_configure();
+ else if (bridge->driver == &intel_850_driver)
+ intel_850_configure();
else if (bridge->driver == &intel_845_driver)
intel_845_configure();
else if (bridge->driver == &intel_830mp_driver)
intel_830mp_configure();
else if (bridge->driver == &intel_915_driver)
intel_i915_configure();
+ else if (bridge->driver == &intel_830_driver)
+ intel_i830_configure();
return 0;
}
ID(PCI_DEVICE_ID_INTEL_7505_0),
ID(PCI_DEVICE_ID_INTEL_7205_0),
ID(PCI_DEVICE_ID_INTEL_82915G_HB),
+ ID(PCI_DEVICE_ID_INTEL_82915GM_HB),
{ }
};
.resume = agp_intel_resume,
};
-/* intel_agp_init() must not be declared static for explicit
- early initialization to work (ie i810fb) */
-int __init agp_intel_init(void)
+static int __init agp_intel_init(void)
{
- static int agp_initialised=0;
-
- if (agp_initialised == 1)
- return 0;
- agp_initialised=1;
-
return pci_module_init(&agp_intel_pci_driver);
}
git://git.onelab.eu / linux-2.6.git / blobdiff