open-gpu-kernel-modules/kernel-open/common/inc/nv-proto.h
2022-10-10 14:59:24 -07:00

96 lines
4.5 KiB
C

/*
* SPDX-FileCopyrightText: Copyright (c) 1999-2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
* SPDX-License-Identifier: MIT
*
* 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 AUTHORS OR COPYRIGHT HOLDERS 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.
*/
#ifndef _NV_PROTO_H_
#define _NV_PROTO_H_
#include "nv-pci.h"
#include "nv-register-module.h"
extern const char *nv_device_name;
extern nvidia_module_t nv_fops;
void nv_acpi_register_notifier (nv_linux_state_t *);
void nv_acpi_unregister_notifier (nv_linux_state_t *);
NvU8 nv_find_pci_capability (struct pci_dev *, NvU8);
int nv_procfs_init (void);
void nv_procfs_exit (void);
void nv_procfs_add_warning (const char *, const char *);
int nv_procfs_add_gpu (nv_linux_state_t *);
void nv_procfs_remove_gpu (nv_linux_state_t *);
int nvidia_mmap (struct file *, struct vm_area_struct *);
int nvidia_mmap_helper (nv_state_t *, nv_linux_file_private_t *, nvidia_stack_t *, struct vm_area_struct *, void *);
int nv_encode_caching (pgprot_t *, NvU32, NvU32);
void nv_revoke_gpu_mappings_locked(nv_state_t *);
NvUPtr nv_vm_map_pages (struct page **, NvU32, NvBool, NvBool);
void nv_vm_unmap_pages (NvUPtr, NvU32);
NV_STATUS nv_alloc_contig_pages (nv_state_t *, nv_alloc_t *);
void nv_free_contig_pages (nv_alloc_t *);
NV_STATUS nv_alloc_system_pages (nv_state_t *, nv_alloc_t *);
void nv_free_system_pages (nv_alloc_t *);
void nv_address_space_init_once (struct address_space *mapping);
int nv_uvm_init (void);
void nv_uvm_exit (void);
NV_STATUS nv_uvm_suspend (void);
NV_STATUS nv_uvm_resume (void);
void nv_uvm_notify_start_device (const NvU8 *uuid);
void nv_uvm_notify_stop_device (const NvU8 *uuid);
NV_STATUS nv_uvm_event_interrupt (const NvU8 *uuid);
/* Move these to nv.h once implemented by other UNIX platforms */
NvBool nvidia_get_gpuid_list (NvU32 *gpu_ids, NvU32 *gpu_count);
int nvidia_dev_get (NvU32, nvidia_stack_t *);
void nvidia_dev_put (NvU32, nvidia_stack_t *);
int nvidia_dev_get_uuid (const NvU8 *, nvidia_stack_t *);
void nvidia_dev_put_uuid (const NvU8 *, nvidia_stack_t *);
int nvidia_dev_block_gc6 (const NvU8 *, nvidia_stack_t *);
int nvidia_dev_unblock_gc6 (const NvU8 *, nvidia_stack_t *);
#if defined(CONFIG_PM)
NV_STATUS nv_set_system_power_state (nv_power_state_t, nv_pm_action_depth_t);
#endif
void nvidia_modeset_suspend (NvU32 gpuId);
void nvidia_modeset_resume (NvU32 gpuId);
NvBool nv_is_uuid_in_gpu_exclusion_list (const char *);
NV_STATUS nv_parse_per_device_option_string(nvidia_stack_t *sp);
nv_linux_state_t * find_uuid(const NvU8 *uuid);
void nv_report_error(struct pci_dev *dev, NvU32 error_number, const char *format, va_list ap);
void nv_shutdown_adapter(nvidia_stack_t *, nv_state_t *, nv_linux_state_t *);
void nv_dev_free_stacks(nv_linux_state_t *);
NvBool nv_lock_init_locks(nvidia_stack_t *, nv_state_t *);
void nv_lock_destroy_locks(nvidia_stack_t *, nv_state_t *);
void nv_linux_add_device_locked(nv_linux_state_t *);
void nv_linux_remove_device_locked(nv_linux_state_t *);
NvBool nv_acpi_power_resource_method_present(struct pci_dev *);
#endif /* _NV_PROTO_H_ */