diff options
Diffstat (limited to 'drivers/char/agp')
| -rw-r--r-- | drivers/char/agp/agp.h | 6 | ||||
| -rw-r--r-- | drivers/char/agp/backend.c | 17 | ||||
| -rw-r--r-- | drivers/char/agp/intel-agp.c | 12 |
3 files changed, 17 insertions, 18 deletions
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index 17e6d0d3ba36..4c6e5079d870 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -122,8 +122,8 @@ struct agp_bridge_driver { int (*agp_type_to_mask_type) (struct agp_bridge_data *, int); void (*chipset_flush)(struct agp_bridge_data *); - int (*agp_map_page)(void *addr, dma_addr_t *ret); - void (*agp_unmap_page)(void *addr, dma_addr_t dma); + int (*agp_map_page)(struct page *page, dma_addr_t *ret); + void (*agp_unmap_page)(struct page *page, dma_addr_t dma); int (*agp_map_memory)(struct agp_memory *mem); void (*agp_unmap_memory)(struct agp_memory *mem); }; @@ -139,7 +139,7 @@ struct agp_bridge_data { u32 __iomem *gatt_table; u32 *gatt_table_real; unsigned long scratch_page; - unsigned long scratch_page_real; + struct page *scratch_page_page; dma_addr_t scratch_page_dma; unsigned long gart_bus_addr; unsigned long gatt_bus_addr; diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c index 3c3a487f7b9d..343f102090a0 100644 --- a/drivers/char/agp/backend.c +++ b/drivers/char/agp/backend.c @@ -149,9 +149,9 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) return -ENOMEM; } - bridge->scratch_page_real = phys_to_gart(page_to_phys(page)); + bridge->scratch_page_page = page; if (bridge->driver->agp_map_page) { - if (bridge->driver->agp_map_page(phys_to_virt(page_to_phys(page)), + if (bridge->driver->agp_map_page(page, &bridge->scratch_page_dma)) { dev_err(&bridge->dev->dev, "unable to dma-map scratch page\n"); @@ -205,13 +205,12 @@ static int agp_backend_initialize(struct agp_bridge_data *bridge) err_out: if (bridge->driver->needs_scratch_page && bridge->driver->agp_unmap_page) { - void *va = gart_to_virt(bridge->scratch_page_real); - - bridge->driver->agp_unmap_page(va, bridge->scratch_page_dma); + bridge->driver->agp_unmap_page(bridge->scratch_page_page, + bridge->scratch_page_dma); } err_out_nounmap: if (bridge->driver->needs_scratch_page) { - void *va = gart_to_virt(bridge->scratch_page_real); + void *va = page_address(bridge->scratch_page_page); bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_UNMAP); bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_FREE); @@ -238,11 +237,11 @@ static void agp_backend_cleanup(struct agp_bridge_data *bridge) if (bridge->driver->agp_destroy_page && bridge->driver->needs_scratch_page) { - void *va = gart_to_virt(bridge->scratch_page_real); + void *va = page_address(bridge->scratch_page_page); if (bridge->driver->agp_unmap_page) - bridge->driver->agp_unmap_page(va, - bridge->scratch_page_dma); + bridge->driver->agp_unmap_page(bridge->scratch_page_page, + bridge->scratch_page_dma); bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_UNMAP); bridge->driver->agp_destroy_page(va, AGP_PAGE_DESTROY_FREE); diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index b8f2c75b98d1..148d7e38fddf 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -181,19 +181,19 @@ static struct _intel_private { } intel_private; #ifdef USE_PCI_DMA_API -static int intel_agp_map_page(void *addr, dma_addr_t *ret) +static int intel_agp_map_page(struct page *page, dma_addr_t *ret) { - *ret = pci_map_single(intel_private.pcidev, addr, - PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); + *ret = pci_map_page(intel_private.pcidev, page, 0, + PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); if (pci_dma_mapping_error(intel_private.pcidev, *ret)) return -EINVAL; return 0; } -static void intel_agp_unmap_page(void *addr, dma_addr_t dma) +static void intel_agp_unmap_page(struct page *page, dma_addr_t dma) { - pci_unmap_single(intel_private.pcidev, dma, - PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); + pci_unmap_page(intel_private.pcidev, dma, + PAGE_SIZE, PCI_DMA_BIDIRECTIONAL); } static int intel_agp_map_memory(struct agp_memory *mem) |