mirror of https://gitee.com/openkylin/linux.git
55 lines
1.4 KiB
C
55 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/* pci-pf-stub - simple stub driver for PCI SR-IOV PF device
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*
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* This driver is meant to act as a "whitelist" for devices that provde
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* SR-IOV functionality while at the same time not actually needing a
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* driver of their own.
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*/
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#include <linux/module.h>
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#include <linux/pci.h>
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/**
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* pci_pf_stub_whitelist - White list of devices to bind pci-pf-stub onto
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*
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* This table provides the list of IDs this driver is supposed to bind
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* onto. You could think of this as a list of "quirked" devices where we
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* are adding support for SR-IOV here since there are no other drivers
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* that they would be running under.
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*/
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static const struct pci_device_id pci_pf_stub_whitelist[] = {
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{ PCI_VDEVICE(AMAZON, 0x0053) },
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/* required last entry */
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{ 0 }
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};
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MODULE_DEVICE_TABLE(pci, pci_pf_stub_whitelist);
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static int pci_pf_stub_probe(struct pci_dev *dev,
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const struct pci_device_id *id)
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{
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pci_info(dev, "claimed by pci-pf-stub\n");
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return 0;
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}
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static struct pci_driver pf_stub_driver = {
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.name = "pci-pf-stub",
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.id_table = pci_pf_stub_whitelist,
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.probe = pci_pf_stub_probe,
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.sriov_configure = pci_sriov_configure_simple,
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};
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static int __init pci_pf_stub_init(void)
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{
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return pci_register_driver(&pf_stub_driver);
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}
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static void __exit pci_pf_stub_exit(void)
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{
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pci_unregister_driver(&pf_stub_driver);
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}
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module_init(pci_pf_stub_init);
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module_exit(pci_pf_stub_exit);
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MODULE_LICENSE("GPL");
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