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/*
* Copyright 2010 Red Hat Inc.
*
* 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 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
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
*
* Authors: Ben Skeggs
*/
#ifndef __NOUVEAU_REGION_H__
#define __NOUVEAU_REGION_H__
struct nouveau_mm_node {
struct list_head nl_entry;
struct list_head fl_entry;
struct list_head rl_entry;
u8 type;
u32 offset;
u32 length;
};
struct nouveau_mm {
struct list_head nodes;
struct list_head free;
struct mutex mutex;
u32 block_size;
};
int nouveau_mm_init(struct nouveau_mm **, u32 offset, u32 length, u32 block);
int nouveau_mm_fini(struct nouveau_mm **);
int nouveau_mm_pre(struct nouveau_mm *);
int nouveau_mm_get(struct nouveau_mm *, int type, u32 size, u32 size_nc,
u32 align, struct nouveau_mm_node **);
void nouveau_mm_put(struct nouveau_mm *, struct nouveau_mm_node *);
int nv50_vram_init(struct drm_device *);
int nv50_vram_new(struct drm_device *, u64 size, u32 align, u32 size_nc,
u32 memtype, struct nouveau_vram **);
void nv50_vram_del(struct drm_device *, struct nouveau_vram **);
bool nv50_vram_flags_valid(struct drm_device *, u32 tile_flags);
int nvc0_vram_init(struct drm_device *);
int nvc0_vram_new(struct drm_device *, u64 size, u32 align, u32 ncmin,
u32 memtype, struct nouveau_vram **);
bool nvc0_vram_flags_valid(struct drm_device *, u32 tile_flags);
#endif
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