linux/drivers/gpu/drm/nouveau/nouveau_mem.c

/*
 * Copyright 2017 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.
 */
#include <drm/ttm/ttm_tt.h>

#include "nouveau_mem.h"
#include "nouveau_drv.h"
#include "nouveau_bo.h"


#include <nvif/class.h>
#include <nvif/if000a.h>
#include <nvif/if500b.h>
#include <nvif/if500d.h>
#include <nvif/if900b.h>
#include <nvif/if900d.h>

int
nouveau_mem_map(struct nouveau_mem *mem,
		struct nvif_vmm *vmm, struct nvif_vma *vma)
{ … }

void
nouveau_mem_fini(struct nouveau_mem *mem)
{ … }

int
nouveau_mem_host(struct ttm_resource *reg, struct ttm_tt *tt)
{ … }

int
nouveau_mem_vram(struct ttm_resource *reg, bool contig, u8 page)
{ … }

void
nouveau_mem_del(struct ttm_resource_manager *man, struct ttm_resource *reg)
{ … }

int
nouveau_mem_new(struct nouveau_cli *cli, u8 kind, u8 comp,
		struct ttm_resource **res)
{ … }

bool
nouveau_mem_intersects(struct ttm_resource *res,
		       const struct ttm_place *place,
		       size_t size)
{ … }

bool
nouveau_mem_compatible(struct ttm_resource *res,
		       const struct ttm_place *place,
		       size_t size)
{ … }