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Commit | Line | Data |
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2b0b16d3 AS |
1 | /* |
2 | * Intel(R) Trace Hub pci driver | |
3 | * | |
4 | * Copyright (C) 2014-2015 Intel Corporation. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify it | |
7 | * under the terms and conditions of the GNU General Public License, | |
8 | * version 2, as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope it will be useful, but WITHOUT | |
11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | * more details. | |
14 | */ | |
15 | ||
16 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | |
17 | ||
18 | #include <linux/types.h> | |
19 | #include <linux/module.h> | |
20 | #include <linux/device.h> | |
21 | #include <linux/sysfs.h> | |
22 | #include <linux/pci.h> | |
23 | ||
24 | #include "intel_th.h" | |
25 | ||
26 | #define DRIVER_NAME "intel_th_pci" | |
27 | ||
28 | #define BAR_MASK (BIT(TH_MMIO_CONFIG) | BIT(TH_MMIO_SW)) | |
29 | ||
30 | static int intel_th_pci_probe(struct pci_dev *pdev, | |
31 | const struct pci_device_id *id) | |
32 | { | |
33 | struct intel_th *th; | |
34 | int err; | |
35 | ||
36 | err = pcim_enable_device(pdev); | |
37 | if (err) | |
38 | return err; | |
39 | ||
40 | err = pcim_iomap_regions_request_all(pdev, BAR_MASK, DRIVER_NAME); | |
41 | if (err) | |
42 | return err; | |
43 | ||
44 | th = intel_th_alloc(&pdev->dev, pdev->resource, | |
45 | DEVICE_COUNT_RESOURCE, pdev->irq); | |
46 | if (IS_ERR(th)) | |
47 | return PTR_ERR(th); | |
48 | ||
49 | pci_set_drvdata(pdev, th); | |
50 | ||
51 | return 0; | |
52 | } | |
53 | ||
54 | static void intel_th_pci_remove(struct pci_dev *pdev) | |
55 | { | |
56 | struct intel_th *th = pci_get_drvdata(pdev); | |
57 | ||
58 | intel_th_free(th); | |
59 | } | |
60 | ||
61 | static const struct pci_device_id intel_th_pci_id_table[] = { | |
62 | { | |
63 | PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x9d26), | |
64 | .driver_data = (kernel_ulong_t)0, | |
65 | }, | |
66 | { | |
67 | PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xa126), | |
68 | .driver_data = (kernel_ulong_t)0, | |
69 | }, | |
70 | { 0 }, | |
71 | }; | |
72 | ||
73 | MODULE_DEVICE_TABLE(pci, intel_th_pci_id_table); | |
74 | ||
75 | static struct pci_driver intel_th_pci_driver = { | |
76 | .name = DRIVER_NAME, | |
77 | .id_table = intel_th_pci_id_table, | |
78 | .probe = intel_th_pci_probe, | |
79 | .remove = intel_th_pci_remove, | |
80 | }; | |
81 | ||
82 | module_pci_driver(intel_th_pci_driver); | |
83 | ||
84 | MODULE_LICENSE("GPL v2"); | |
85 | MODULE_DESCRIPTION("Intel(R) Trace Hub PCI controller driver"); | |
86 | MODULE_AUTHOR("Alexander Shishkin <alexander.shishkin@intel.com>"); |