linux/drivers/gpu/drm/nouveau/nvkm/core/mm.c

/*
 * Copyright 2012 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
 */
#include <core/mm.h>

#define node(root, dir) …

void
nvkm_mm_dump(struct nvkm_mm *mm, const char *header)
{ … }

void
nvkm_mm_free(struct nvkm_mm *mm, struct nvkm_mm_node **pthis)
{ … }

static struct nvkm_mm_node *
region_head(struct nvkm_mm *mm, struct nvkm_mm_node *a, u32 size)
{ … }

int
nvkm_mm_head(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min,
	     u32 align, struct nvkm_mm_node **pnode)
{ … }

static struct nvkm_mm_node *
region_tail(struct nvkm_mm *mm, struct nvkm_mm_node *a, u32 size)
{ … }

int
nvkm_mm_tail(struct nvkm_mm *mm, u8 heap, u8 type, u32 size_max, u32 size_min,
	     u32 align, struct nvkm_mm_node **pnode)
{ … }

int
nvkm_mm_init(struct nvkm_mm *mm, u8 heap, u32 offset, u32 length, u32 block)
{ … }

int
nvkm_mm_fini(struct nvkm_mm *mm)
{ … }