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

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2022-02-16 09:13:02 -06:00
/*
* 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_CLIENT_H
#define __NVMAP_CLIENT_H
struct nvmap_client *nvmap_client_create(struct list_head *dev_client_list,
const char *name);
void nvmap_client_destroy(struct nvmap_client *client);
void nvmap_client_remove_ref(struct nvmap_client *client,
struct nvmap_handle_ref *ref);
void nvmap_client_add_ref(struct nvmap_client *client,
struct nvmap_handle_ref *ref);
struct nvmap_handle_ref *nvmap_client_to_handle_ref(struct nvmap_client *client,
struct nvmap_handle *handle);
int nvmap_client_add_handle(struct nvmap_client *client,
struct nvmap_handle *handle);
void nvmap_client_remove_handle(struct nvmap_client *client,
struct nvmap_handle *handle);
int nvmap_client_create_handle(struct nvmap_client *client, size_t size);
int nvmap_client_create_fd(struct nvmap_client *client);
void nvmap_client_warn_if_bad_heap(struct nvmap_client *client,
u32 heap_type, u32 userflags);
void nvmap_client_warn_if_no_tag(struct nvmap_client *client,
unsigned int flags);
pid_t nvmap_client_pid(struct nvmap_client *client);
void nvmap_client_stats_alloc(struct nvmap_client *client, size_t size);
const char *nvmap_client_name(struct nvmap_client *client);
void nvmap_client_stringify(struct nvmap_client *client, struct seq_file *s);
void nvmap_client_allocations_stringify(struct nvmap_client *client,
struct seq_file *s, u32 heap_type);
void nvmap_client_maps_stringify(struct nvmap_client *client,
struct seq_file *s, u32 heap_type);
u64 nvmap_client_calc_mss(struct nvmap_client *client, u32 heap_type);
int nvmap_client_show_by_pid(struct nvmap_client *client, struct seq_file *s,
pid_t pid);
u64 nvmap_handle_procrank_walk(struct nvmap_handle *h, struct mm_walk *walk,
pid_t client_pid);
void nvmap_client_calc_iovmm_mss(struct nvmap_client *client, u64 *pss,
u64 *total);
struct nvmap_client *nvmap_client_from_list(struct list_head *n);
void nvmap_client_del_list(struct nvmap_client *client);
#endif /* __NVMAP_CLIENT_H */