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https://github.com/NVIDIA/open-gpu-kernel-modules.git
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49 lines
1.9 KiB
C
49 lines
1.9 KiB
C
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/*
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* SPDX-FileCopyrightText: Copyright (c) 2019 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#ifndef _NV_PCI_H_
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#define _NV_PCI_H_
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#include <linux/pci.h>
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#include "nv-linux.h"
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#if defined(NV_DEV_IS_PCI_PRESENT)
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#define nv_dev_is_pci(dev) dev_is_pci(dev)
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#else
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/*
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* Non-PCI devices are only supported on kernels which expose the
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* dev_is_pci() function. For older kernels, we only support PCI
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* devices, hence returning true to take all the PCI code paths.
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*/
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#define nv_dev_is_pci(dev) (true)
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#endif
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int nv_pci_register_driver(void);
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void nv_pci_unregister_driver(void);
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int nv_pci_count_devices(void);
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NvU8 nv_find_pci_capability(struct pci_dev *, NvU8);
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int nvidia_dev_get_pci_info(const NvU8 *, struct pci_dev **, NvU64 *, NvU64 *);
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nv_linux_state_t * find_pci(NvU32, NvU8, NvU8, NvU8);
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#endif
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