mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-05 01:54:09 +08:00
d5f423947a
This structure will also be used for GART in the near future. Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
66 lines
2.3 KiB
C
66 lines
2.3 KiB
C
/*
|
|
* 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_mem **);
|
|
void nv50_vram_del(struct drm_device *, struct nouveau_mem **);
|
|
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_mem **);
|
|
bool nvc0_vram_flags_valid(struct drm_device *, u32 tile_flags);
|
|
|
|
#endif
|