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// SPDX-License-Identifier: GPL-2.0+
/*
* Pvpanic PCI Device Support
*
* Copyright (C) 2021 Oracle.
*/
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <uapi/misc/pvpanic.h>
#include "pvpanic.h"
#define PCI_VENDOR_ID_REDHAT 0x1b36
#define PCI_DEVICE_ID_REDHAT_PVPANIC 0x0011
MODULE_AUTHOR("Mihai Carabas <mihai.carabas@oracle.com>");
MODULE_DESCRIPTION("pvpanic device driver");
MODULE_LICENSE("GPL");
static int pvpanic_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
void __iomem *base;
int ret;
ret = pcim_enable_device(pdev);
if (ret < 0)
return ret;
base = pcim_iomap(pdev, 0, 0);
if (!base)
return -ENOMEM;
return devm_pvpanic_probe(&pdev->dev, base);
}
static const struct pci_device_id pvpanic_pci_id_tbl[] = {
{ PCI_DEVICE(PCI_VENDOR_ID_REDHAT, PCI_DEVICE_ID_REDHAT_PVPANIC)},
{}
};
MODULE_DEVICE_TABLE(pci, pvpanic_pci_id_tbl);
static struct pci_driver pvpanic_pci_driver = {
.name = "pvpanic-pci",
.id_table = pvpanic_pci_id_tbl,
.probe = pvpanic_pci_probe,
.driver = {
.dev_groups = pvpanic_dev_groups,
},
};
module_pci_driver(pvpanic_pci_driver);
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