1// SPDX-License-Identifier: GPL-2.0+ 2/* 3 * Pvpanic PCI Device Support 4 * 5 * Copyright (C) 2021 Oracle. 6 */ 7 8#include <linux/errno.h> 9#include <linux/module.h> 10#include <linux/pci.h> 11#include <linux/types.h> 12 13#include "pvpanic.h" 14 15#define PCI_DEVICE_ID_REDHAT_PVPANIC 0x0011 16 17MODULE_AUTHOR("Mihai Carabas <mihai.carabas@oracle.com>"); 18MODULE_DESCRIPTION("pvpanic device driver"); 19MODULE_LICENSE("GPL"); 20 21static int pvpanic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) 22{ 23 void __iomem *base; 24 int ret; 25 26 ret = pcim_enable_device(pdev); 27 if (ret < 0) 28 return ret; 29 30 base = pcim_iomap(pdev, 0, 0); 31 if (!base) 32 return -ENOMEM; 33 34 return devm_pvpanic_probe(&pdev->dev, base); 35} 36 37static const struct pci_device_id pvpanic_pci_id_tbl[] = { 38 { PCI_DEVICE(PCI_VENDOR_ID_REDHAT, PCI_DEVICE_ID_REDHAT_PVPANIC)}, 39 {} 40}; 41MODULE_DEVICE_TABLE(pci, pvpanic_pci_id_tbl); 42 43static struct pci_driver pvpanic_pci_driver = { 44 .name = "pvpanic-pci", 45 .id_table = pvpanic_pci_id_tbl, 46 .probe = pvpanic_pci_probe, 47 .driver = { 48 .dev_groups = pvpanic_dev_groups, 49 }, 50}; 51module_pci_driver(pvpanic_pci_driver); 52