1 | // SPDX-License-Identifier: GPL-2.0+ |
2 | /* |
3 | * das08_pci.c |
4 | * comedi driver for DAS08 PCI boards |
5 | * |
6 | * COMEDI - Linux Control and Measurement Device Interface |
7 | * Copyright (C) 2000 David A. Schleef <ds@schleef.org> |
8 | * Copyright (C) 2001,2002,2003 Frank Mori Hess <fmhess@users.sourceforge.net> |
9 | * Copyright (C) 2004 Salvador E. Tropea <set@users.sf.net> <set@ieee.org> |
10 | */ |
11 | |
12 | /* |
13 | * Driver: das08_pci |
14 | * Description: DAS-08 PCI compatible boards |
15 | * Devices: [ComputerBoards] PCI-DAS08 (pci-das08) |
16 | * Author: Warren Jasper, ds, Frank Hess |
17 | * Updated: Fri, 31 Aug 2012 19:19:06 +0100 |
18 | * Status: works |
19 | * |
20 | * This is the PCI-specific support split off from the das08 driver. |
21 | * |
22 | * Configuration Options: not applicable, uses PCI auto config |
23 | */ |
24 | |
25 | #include <linux/module.h> |
26 | #include <linux/comedi/comedi_pci.h> |
27 | |
28 | #include "das08.h" |
29 | |
30 | static const struct das08_board_struct das08_pci_boards[] = { |
31 | { |
32 | .name = "pci-das08" , |
33 | .ai_nbits = 12, |
34 | .ai_pg = das08_bipolar5, |
35 | .ai_encoding = das08_encode12, |
36 | .di_nchan = 3, |
37 | .do_nchan = 4, |
38 | .i8254_offset = 4, |
39 | .iosize = 8, |
40 | }, |
41 | }; |
42 | |
43 | static int das08_pci_auto_attach(struct comedi_device *dev, |
44 | unsigned long context_unused) |
45 | { |
46 | struct pci_dev *pdev = comedi_to_pci_dev(dev); |
47 | struct das08_private_struct *devpriv; |
48 | int ret; |
49 | |
50 | devpriv = comedi_alloc_devpriv(dev, size: sizeof(*devpriv)); |
51 | if (!devpriv) |
52 | return -ENOMEM; |
53 | |
54 | /* The das08 driver needs the board_ptr */ |
55 | dev->board_ptr = &das08_pci_boards[0]; |
56 | |
57 | ret = comedi_pci_enable(dev); |
58 | if (ret) |
59 | return ret; |
60 | dev->iobase = pci_resource_start(pdev, 2); |
61 | |
62 | return das08_common_attach(dev, iobase: dev->iobase); |
63 | } |
64 | |
65 | static struct comedi_driver das08_pci_comedi_driver = { |
66 | .driver_name = "pci-das08" , |
67 | .module = THIS_MODULE, |
68 | .auto_attach = das08_pci_auto_attach, |
69 | .detach = comedi_pci_detach, |
70 | }; |
71 | |
72 | static int das08_pci_probe(struct pci_dev *dev, |
73 | const struct pci_device_id *id) |
74 | { |
75 | return comedi_pci_auto_config(pcidev: dev, driver: &das08_pci_comedi_driver, |
76 | context: id->driver_data); |
77 | } |
78 | |
79 | static const struct pci_device_id das08_pci_table[] = { |
80 | { PCI_DEVICE(PCI_VENDOR_ID_CB, 0x0029) }, |
81 | { 0 } |
82 | }; |
83 | MODULE_DEVICE_TABLE(pci, das08_pci_table); |
84 | |
85 | static struct pci_driver das08_pci_driver = { |
86 | .name = "pci-das08" , |
87 | .id_table = das08_pci_table, |
88 | .probe = das08_pci_probe, |
89 | .remove = comedi_pci_auto_unconfig, |
90 | }; |
91 | module_comedi_pci_driver(das08_pci_comedi_driver, das08_pci_driver); |
92 | |
93 | MODULE_AUTHOR("Comedi https://www.comedi.org" ); |
94 | MODULE_DESCRIPTION("Comedi low-level driver" ); |
95 | MODULE_LICENSE("GPL" ); |
96 | |