1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * PCI driver for the Intel SCU.
4 *
5 * Copyright (C) 2008-2010, 2015, 2020 Intel Corporation
6 * Authors: Sreedhara DS (sreedhara.ds@intel.com)
7 * Mika Westerberg <mika.westerberg@linux.intel.com>
8 */
9
10 #include <linux/errno.h>
11 #include <linux/init.h>
12 #include <linux/pci.h>
13
14 #include <asm/intel-mid.h>
15 #include <asm/intel_scu_ipc.h>
16
intel_scu_pci_probe(struct pci_dev * pdev,const struct pci_device_id * id)17 static int intel_scu_pci_probe(struct pci_dev *pdev,
18 const struct pci_device_id *id)
19 {
20 struct intel_scu_ipc_data scu_data = {};
21 struct intel_scu_ipc_dev *scu;
22 int ret;
23
24 ret = pcim_enable_device(pdev);
25 if (ret)
26 return ret;
27
28 scu_data.mem = pdev->resource[0];
29 scu_data.irq = pdev->irq;
30
31 scu = intel_scu_ipc_register(&pdev->dev, &scu_data);
32 return PTR_ERR_OR_ZERO(scu);
33 }
34
35 static const struct pci_device_id pci_ids[] = {
36 { PCI_VDEVICE(INTEL, 0x080e) },
37 { PCI_VDEVICE(INTEL, 0x08ea) },
38 { PCI_VDEVICE(INTEL, 0x0a94) },
39 { PCI_VDEVICE(INTEL, 0x11a0) },
40 { PCI_VDEVICE(INTEL, 0x1a94) },
41 { PCI_VDEVICE(INTEL, 0x5a94) },
42 {}
43 };
44
45 static struct pci_driver intel_scu_pci_driver = {
46 .driver = {
47 .suppress_bind_attrs = true,
48 },
49 .name = "intel_scu",
50 .id_table = pci_ids,
51 .probe = intel_scu_pci_probe,
52 };
53
54 builtin_pci_driver(intel_scu_pci_driver);
55