From 9dd3613073aa2491cef440725fdfa0cf1e8f1a42 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Kristian=20H=C3=B8gsberg?= Date: Tue, 17 Nov 2009 09:46:56 -0500 Subject: Drop shared-core, bsd-core, linux-core and scripts subdirs --- linux-core/ati_pcigart.c | 199 ----------------------------------------------- 1 file changed, 199 deletions(-) delete mode 100644 linux-core/ati_pcigart.c (limited to 'linux-core/ati_pcigart.c') diff --git a/linux-core/ati_pcigart.c b/linux-core/ati_pcigart.c deleted file mode 100644 index fce96dd1..00000000 --- a/linux-core/ati_pcigart.c +++ /dev/null @@ -1,199 +0,0 @@ -/** - * \file ati_pcigart.c - * ATI PCI GART support - * - * \author Gareth Hughes - */ - -/* - * Created: Wed Dec 13 21:52:19 2000 by gareth@valinux.com - * - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER - * DEALINGS IN THE SOFTWARE. - */ - -#include "drmP.h" - -# define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */ -# define ATI_PCIGART_PAGE_MASK (~(ATI_PCIGART_PAGE_SIZE-1)) - -#define ATI_PCIE_WRITE 0x4 -#define ATI_PCIE_READ 0x8 - -static __inline__ void gart_insert_page_into_table(struct drm_ati_pcigart_info *gart_info, dma_addr_t addr, u32 *pci_gart) -{ - u32 page_base; - - page_base = (u32)addr & ATI_PCIGART_PAGE_MASK; - switch(gart_info->gart_reg_if) { - case DRM_ATI_GART_IGP: - page_base |= (upper_32_bits(addr) & 0xff) << 4; - page_base |= 0xc; - break; - case DRM_ATI_GART_PCIE: - page_base >>= 8; - page_base |= (upper_32_bits(addr) & 0xff) << 24; - page_base |= ATI_PCIE_READ | ATI_PCIE_WRITE; - break; - default: - case DRM_ATI_GART_PCI: - break; - } - *pci_gart = cpu_to_le32(page_base); -} - -static int drm_ati_alloc_pcigart_table(struct drm_device *dev, - struct drm_ati_pcigart_info *gart_info) -{ - gart_info->table_handle = drm_pci_alloc(dev, gart_info->table_size, - PAGE_SIZE, - gart_info->table_mask); - if (gart_info->table_handle == NULL) - return -ENOMEM; - - return 0; -} - -static void drm_ati_free_pcigart_table(struct drm_device *dev, - struct drm_ati_pcigart_info *gart_info) -{ - drm_pci_free(dev, gart_info->table_handle); - gart_info->table_handle = NULL; -} - -int drm_ati_pcigart_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info) -{ - struct drm_sg_mem *entry = dev->sg; - unsigned long pages; - int i; - int max_pages; - - /* we need to support large memory configurations */ - if (!entry) { - DRM_ERROR("no scatter/gather memory!\n"); - return 0; - } - - if (gart_info->bus_addr) { - - max_pages = (gart_info->table_size / sizeof(u32)); - pages = (entry->pages <= max_pages) - ? entry->pages : max_pages; - - for (i = 0; i < pages; i++) { - if (!entry->busaddr[i]) - break; - pci_unmap_page(dev->pdev, entry->busaddr[i], - PAGE_SIZE, PCI_DMA_TODEVICE); - } - - if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) - gart_info->bus_addr = 0; - } - - - if (gart_info->gart_table_location == DRM_ATI_GART_MAIN - && gart_info->table_handle) { - - drm_ati_free_pcigart_table(dev, gart_info); - } - - return 1; -} -EXPORT_SYMBOL(drm_ati_pcigart_cleanup); - -int drm_ati_pcigart_init(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info) -{ - struct drm_sg_mem *entry = dev->sg; - void *address = NULL; - unsigned long pages; - u32 *pci_gart; - dma_addr_t bus_address = 0; - int i, j, ret = 0; - int max_pages; - dma_addr_t entry_addr; - - if (!entry) { - DRM_ERROR("no scatter/gather memory!\n"); - goto done; - } - - if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) { - DRM_DEBUG("PCI: no table in VRAM: using normal RAM\n"); - - ret = drm_ati_alloc_pcigart_table(dev, gart_info); - if (ret) { - DRM_ERROR("cannot allocate PCI GART page!\n"); - goto done; - } - - address = gart_info->table_handle->vaddr; - bus_address = gart_info->table_handle->busaddr; - } else { - address = gart_info->addr; - bus_address = gart_info->bus_addr; - DRM_DEBUG("PCI: Gart Table: VRAM %08llX mapped at %08lX\n", - (u64)bus_address, (unsigned long)address); - } - - pci_gart = (u32 *) address; - - max_pages = (gart_info->table_size / sizeof(u32)); - pages = (entry->pages <= max_pages) - ? entry->pages : max_pages; - - memset(pci_gart, 0, max_pages * sizeof(u32)); - - for (i = 0; i < pages; i++) { - /* we need to support large memory configurations */ - entry->busaddr[i] = pci_map_page(dev->pdev, entry->pagelist[i], - 0, PAGE_SIZE, PCI_DMA_TODEVICE); - if (entry->busaddr[i] == 0) { - DRM_ERROR("unable to map PCIGART pages!\n"); - drm_ati_pcigart_cleanup(dev, gart_info); - address = NULL; - bus_address = 0; - goto done; - } - - entry_addr = entry->busaddr[i]; - for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) { - gart_insert_page_into_table(gart_info, entry_addr, pci_gart); - pci_gart++; - entry_addr += ATI_PCIGART_PAGE_SIZE; - } - } - - ret = 1; - -#if defined(__i386__) || defined(__x86_64__) - wbinvd(); -#else - mb(); -#endif - - done: - gart_info->addr = address; - gart_info->bus_addr = bus_address; - return ret; -} -EXPORT_SYMBOL(drm_ati_pcigart_init); -- cgit v1.2.3