alpha-agp.c revision 81c246691535ee3f865fbe6804b3be1b2c159e95
11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/module.h> 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/pci.h> 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/init.h> 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/agp_backend.h> 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/mm.h> 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/slab.h> 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <asm/machvec.h> 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <asm/agp_backend.h> 101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "../../../arch/alpha/kernel/pci_impl.h" 111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include "agp.h" 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct page *alpha_core_agp_vm_nopage(struct vm_area_struct *vma, 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long address, 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int *type) 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = agp_bridge->dev_private_data; 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dma_addr_t dma_addr; 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds unsigned long pa; 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct page *page; 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds dma_addr = address - vma->vm_start + agp->aperture.bus_base; 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pa = agp->ops->translate(agp, dma_addr); 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 266a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jones if (pa == (unsigned long)-EINVAL) 276a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jones return NULL; /* no translation */ 286a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jones 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Get the page, inc the use count, and return it 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds page = virt_to_page(__va(pa)); 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds get_page(page); 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (type) 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds *type = VM_FAULT_MINOR; 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return page; 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic struct aper_size_info_fixed alpha_core_agp_sizes[] = 401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds { 0, 0, 0 }, /* filled in by alpha_core_agp_setup */ 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct vm_operations_struct alpha_core_agp_vm_ops = { 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .nopage = alpha_core_agp_vm_nopage, 461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int alpha_core_agp_fetch_size(void) 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return alpha_core_agp_sizes[0].size; 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int alpha_core_agp_configure(void) 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = agp_bridge->dev_private_data; 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp_bridge->gart_bus_addr = agp->aperture.bus_base; 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return 0; 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void alpha_core_agp_cleanup(void) 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = agp_bridge->dev_private_data; 641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp->ops->cleanup(agp); 661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void alpha_core_agp_tlbflush(struct agp_memory *mem) 691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = agp_bridge->dev_private_data; 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_mv.mv_pci_tbi(agp->hose, 0, -1); 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void alpha_core_agp_enable(struct agp_bridge_data *bridge, u32 mode) 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = bridge->dev_private_data; 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp->mode.lw = agp_collect_device_status(bridge, mode, 791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp->capability.lw); 801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp->mode.bits.enable = 1; 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp->ops->configure(agp); 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp_device_command(agp->mode.lw, 0); 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 876a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jonesstatic int alpha_core_agp_insert_memory(struct agp_memory *mem, off_t pg_start, 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int type) 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = agp_bridge->dev_private_data; 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int num_entries, status; 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds void *temp; 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds temp = agp_bridge->current_size; 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds num_entries = A_SIZE_FIX(temp)->num_entries; 966a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jones if ((pg_start + mem->page_count) > num_entries) 976a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jones return -EINVAL; 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds status = agp->ops->bind(agp, pg_start, mem); 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds mb(); 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_core_agp_tlbflush(mem); 1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return status; 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1066a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jonesstatic int alpha_core_agp_remove_memory(struct agp_memory *mem, off_t pg_start, 1071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int type) 1081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = agp_bridge->dev_private_data; 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int status; 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds status = agp->ops->unbind(agp, pg_start, mem); 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_core_agp_tlbflush(mem); 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return status; 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11781c246691535ee3f865fbe6804b3be1b2c159e95Andrew Mortonstatic int alpha_core_agp_create_free_gatt_table(struct agp_bridge_data *a) 11881c246691535ee3f865fbe6804b3be1b2c159e95Andrew Morton{ 11981c246691535ee3f865fbe6804b3be1b2c159e95Andrew Morton return 0; 12081c246691535ee3f865fbe6804b3be1b2c159e95Andrew Morton} 12181c246691535ee3f865fbe6804b3be1b2c159e95Andrew Morton 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct agp_bridge_driver alpha_core_agp_driver = { 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .owner = THIS_MODULE, 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .aperture_sizes = alpha_core_agp_sizes, 1251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .num_aperture_sizes = 1, 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .size_type = FIXED_APER_SIZE, 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .cant_use_aperture = 1, 1281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .masks = NULL, 1296a92a4e0d201aea6d7c83f100d77310676b2e049Dave Jones 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .fetch_size = alpha_core_agp_fetch_size, 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .configure = alpha_core_agp_configure, 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .agp_enable = alpha_core_agp_enable, 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .cleanup = alpha_core_agp_cleanup, 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .tlb_flush = alpha_core_agp_tlbflush, 1351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .mask_memory = agp_generic_mask_memory, 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .cache_flush = global_cache_flush, 13781c246691535ee3f865fbe6804b3be1b2c159e95Andrew Morton .create_gatt_table = alpha_core_agp_create_free_gatt_table, 13881c246691535ee3f865fbe6804b3be1b2c159e95Andrew Morton .free_gatt_table = alpha_core_agp_create_free_gatt_table, 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .insert_memory = alpha_core_agp_insert_memory, 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .remove_memory = alpha_core_agp_remove_memory, 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .alloc_by_type = agp_generic_alloc_by_type, 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .free_by_type = agp_generic_free_by_type, 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .agp_alloc_page = agp_generic_alloc_page, 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds .agp_destroy_page = agp_generic_destroy_page, 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct agp_bridge_data *alpha_bridge; 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsint __init 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsalpha_core_agp_setup(void) 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_agp_info *agp = alpha_mv.agp_info(); 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct pci_dev *pdev; /* faked */ 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct aper_size_info_fixed *aper_size; 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!agp) 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENODEV; 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (agp->ops->setup(agp)) 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENODEV; 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Build the aperture size descriptor 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds aper_size = alpha_core_agp_sizes; 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds aper_size->size = agp->aperture.size / (1024 * 1024); 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds aper_size->num_entries = agp->aperture.size / PAGE_SIZE; 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds aper_size->page_order = __ffs(aper_size->num_entries / 1024); 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Build a fake pci_dev struct 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pdev = kmalloc(sizeof(struct pci_dev), GFP_KERNEL); 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!pdev) 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pdev->vendor = 0xffff; 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pdev->device = 0xffff; 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds pdev->sysdata = agp->hose; 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge = agp_alloc_bridge(); 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (!alpha_bridge) 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds goto fail; 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge->driver = &alpha_core_agp_driver; 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge->vm_ops = &alpha_core_agp_vm_ops; 1851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge->current_size = aper_size; /* only 1 size */ 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge->dev_private_data = agp; 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge->dev = pdev; 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds alpha_bridge->mode = agp->capability.lw; 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_INFO PFX "Detected AGP on hose %d\n", agp->hose->index); 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return agp_add_bridge(alpha_bridge); 1921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds fail: 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds kfree(pdev); 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENOMEM; 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic int __init agp_alpha_core_init(void) 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (agp_off) 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -EINVAL; 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (alpha_mv.agp_info) 2031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return alpha_core_agp_setup(); 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds return -ENODEV; 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstatic void __exit agp_alpha_core_cleanup(void) 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp_remove_bridge(alpha_bridge); 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds agp_put_bridge(alpha_bridge); 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds} 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_init(agp_alpha_core_init); 2141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsmodule_exit(agp_alpha_core_cleanup); 2151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_AUTHOR("Jeff Wiedemeier <Jeff.Wiedemeier@hp.com>"); 2171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus TorvaldsMODULE_LICENSE("GPL and additional rights"); 218