// SPDX-License-Identifier: GPL-2.0+
/*
 *  Pvpanic PCI Device Support
 *
 *  Copyright (C) 2021 Oracle.
 */

#include <linux/errno.h>
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/types.h>

#include "pvpanic.h"

#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,
        .dev_groups =   pvpanic_dev_groups,
};
module_pci_driver(pvpanic_pci_driver);