66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
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* Copyright 2010 Red Hat Inc.
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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 shall be included in
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* all copies or substantial portions of the 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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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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: Ben Skeggs
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*/
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#ifndef __NOUVEAU_REGION_H__
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#define __NOUVEAU_REGION_H__
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struct nouveau_mm_node {
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struct list_head nl_entry;
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struct list_head fl_entry;
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struct list_head rl_entry;
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u8 type;
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u32 offset;
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u32 length;
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};
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struct nouveau_mm {
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struct list_head nodes;
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struct list_head free;
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struct mutex mutex;
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u32 block_size;
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};
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int nouveau_mm_init(struct nouveau_mm **, u32 offset, u32 length, u32 block);
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int nouveau_mm_fini(struct nouveau_mm **);
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int nouveau_mm_pre(struct nouveau_mm *);
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int nouveau_mm_get(struct nouveau_mm *, int type, u32 size, u32 size_nc,
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u32 align, struct nouveau_mm_node **);
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void nouveau_mm_put(struct nouveau_mm *, struct nouveau_mm_node *);
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int nv50_vram_init(struct drm_device *);
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int nv50_vram_new(struct drm_device *, u64 size, u32 align, u32 size_nc,
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u32 memtype, struct nouveau_mem **);
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void nv50_vram_del(struct drm_device *, struct nouveau_mem **);
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bool nv50_vram_flags_valid(struct drm_device *, u32 tile_flags);
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int nvc0_vram_init(struct drm_device *);
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int nvc0_vram_new(struct drm_device *, u64 size, u32 align, u32 ncmin,
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u32 memtype, struct nouveau_mem **);
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bool nvc0_vram_flags_valid(struct drm_device *, u32 tile_flags);
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#endif
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