tegrakernel/kernel/nvidia/drivers/video/tegra/nvmap/nv2/nvmap_carveout.h

43 lines
1.4 KiB
C

/*
* Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*/
#ifndef __NVMAP_CARVEOUT_H
#define __NVMAP_CARVEOUT_H
#include "nvmap_structs.h"
int nvmap_carveout_create(const struct nvmap_platform_carveout *co);
void nvmap_carveout_destroy(struct nvmap_carveout_node *node);
struct nvmap_heap_block *nvmap_carveout_alloc(struct nvmap_carveout_node *co,
phys_addr_t *start,
size_t len,
size_t align,
unsigned int prot,
int peer);
int nvmap_carveout_is_ivm(struct nvmap_carveout_node *carveout);
int nvmap_carveout_query_peer(struct nvmap_carveout_node *carveout);
int nvmap_carveout_heap_bit(struct nvmap_carveout_node *carveout);
int nvmap_carveout_query_heap_size(struct nvmap_carveout_node *carveout);
struct nvmap_carveout_node *nvmap_carveout_index(
struct nvmap_carveout_node *node, int i);
u64 nvmap_carveout_ivm(struct nvmap_carveout_node *co,
struct nvmap_heap_block *b, size_t len);
#endif /* __NVMAP_CARVEOUT_H */