e27f871969
works with new generations of GPUs (IronLake, SandyBridge and supposedly IvyBridge). The driver is not connected to the build yet. Sponsored by: The FreeBSD Foundation MFC after: 1 week
128 lines
4.6 KiB
C
128 lines
4.6 KiB
C
/*-
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*Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* Copyright (c) 2011 The FreeBSD Foundation
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* All rights reserved.
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*
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* Portions of this software were developed by Konstantin Belousov
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* under sponsorship from the FreeBSD Foundation.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Rickard E. (Rik) Faith <faith@valinux.com>
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* Gareth Hughes <gareth@valinux.com>
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*
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/** @file drm_memory.c
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* Wrappers for kernel memory allocation routines, and MTRR management support.
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*
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* This file previously implemented a memory consumption tracking system using
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* the "area" argument for various different types of allocations, but that
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* has been stripped out for now.
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*/
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#include <dev/drm2/drmP.h>
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MALLOC_DEFINE(DRM_MEM_DMA, "drm_dma", "DRM DMA Data Structures");
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MALLOC_DEFINE(DRM_MEM_SAREA, "drm_sarea", "DRM SAREA Data Structures");
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MALLOC_DEFINE(DRM_MEM_DRIVER, "drm_driver", "DRM DRIVER Data Structures");
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MALLOC_DEFINE(DRM_MEM_MAGIC, "drm_magic", "DRM MAGIC Data Structures");
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MALLOC_DEFINE(DRM_MEM_IOCTLS, "drm_ioctls", "DRM IOCTL Data Structures");
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MALLOC_DEFINE(DRM_MEM_MAPS, "drm_maps", "DRM MAP Data Structures");
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MALLOC_DEFINE(DRM_MEM_BUFS, "drm_bufs", "DRM BUFFER Data Structures");
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MALLOC_DEFINE(DRM_MEM_SEGS, "drm_segs", "DRM SEGMENTS Data Structures");
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MALLOC_DEFINE(DRM_MEM_PAGES, "drm_pages", "DRM PAGES Data Structures");
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MALLOC_DEFINE(DRM_MEM_FILES, "drm_files", "DRM FILE Data Structures");
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MALLOC_DEFINE(DRM_MEM_QUEUES, "drm_queues", "DRM QUEUE Data Structures");
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MALLOC_DEFINE(DRM_MEM_CMDS, "drm_cmds", "DRM COMMAND Data Structures");
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MALLOC_DEFINE(DRM_MEM_MAPPINGS, "drm_mapping", "DRM MAPPING Data Structures");
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MALLOC_DEFINE(DRM_MEM_BUFLISTS, "drm_buflists", "DRM BUFLISTS Data Structures");
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MALLOC_DEFINE(DRM_MEM_AGPLISTS, "drm_agplists", "DRM AGPLISTS Data Structures");
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MALLOC_DEFINE(DRM_MEM_CTXBITMAP, "drm_ctxbitmap",
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"DRM CTXBITMAP Data Structures");
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MALLOC_DEFINE(DRM_MEM_SGLISTS, "drm_sglists", "DRM SGLISTS Data Structures");
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MALLOC_DEFINE(DRM_MEM_DRAWABLE, "drm_drawable", "DRM DRAWABLE Data Structures");
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MALLOC_DEFINE(DRM_MEM_MM, "drm_sman", "DRM MEMORY MANAGER Data Structures");
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MALLOC_DEFINE(DRM_MEM_HASHTAB, "drm_hashtab", "DRM HASHTABLE Data Structures");
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MALLOC_DEFINE(DRM_MEM_KMS, "drm_kms", "DRM KMS Data Structures");
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void drm_mem_init(void)
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{
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}
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void drm_mem_uninit(void)
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{
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}
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void *drm_ioremap_wc(struct drm_device *dev, drm_local_map_t *map)
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{
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return pmap_mapdev_attr(map->offset, map->size, VM_MEMATTR_WRITE_COMBINING);
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}
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void *drm_ioremap(struct drm_device *dev, drm_local_map_t *map)
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{
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return pmap_mapdev(map->offset, map->size);
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}
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void drm_ioremapfree(drm_local_map_t *map)
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{
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pmap_unmapdev((vm_offset_t) map->virtual, map->size);
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}
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int
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drm_mtrr_add(unsigned long offset, size_t size, int flags)
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{
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int act;
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struct mem_range_desc mrdesc;
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mrdesc.mr_base = offset;
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mrdesc.mr_len = size;
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mrdesc.mr_flags = flags;
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act = MEMRANGE_SET_UPDATE;
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strlcpy(mrdesc.mr_owner, "drm", sizeof(mrdesc.mr_owner));
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return mem_range_attr_set(&mrdesc, &act);
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}
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int
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drm_mtrr_del(int __unused handle, unsigned long offset, size_t size, int flags)
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{
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int act;
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struct mem_range_desc mrdesc;
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mrdesc.mr_base = offset;
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mrdesc.mr_len = size;
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mrdesc.mr_flags = flags;
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act = MEMRANGE_SET_REMOVE;
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strlcpy(mrdesc.mr_owner, "drm", sizeof(mrdesc.mr_owner));
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return mem_range_attr_set(&mrdesc, &act);
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}
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void
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drm_clflush_pages(vm_page_t *pages, unsigned long num_pages)
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{
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pmap_invalidate_cache_pages(pages, num_pages);
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}
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