ia64/kvm: compilation fix. export account_system_vtime.
[pv_ops_mirror.git] / drivers / input / gameport / emu10k1-gp.c
blob9793ac36d17f22bd34861e14c7af14ea48b06283
1 /*
2 * $Id: emu10k1-gp.c,v 1.8 2002/01/22 20:40:46 vojtech Exp $
4 * Copyright (c) 2001 Vojtech Pavlik
5 */
7 /*
8 * EMU10k1 - SB Live / Audigy - gameport driver for Linux
9 */
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License as published by
14 * the Free Software Foundation; either version 2 of the License, or
15 * (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 * Should you need to contact me, the author, you can do so either by
27 * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
28 * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
31 #include <asm/io.h>
33 #include <linux/module.h>
34 #include <linux/ioport.h>
35 #include <linux/init.h>
36 #include <linux/gameport.h>
37 #include <linux/slab.h>
38 #include <linux/pci.h>
40 MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
41 MODULE_DESCRIPTION("EMU10k1 gameport driver");
42 MODULE_LICENSE("GPL");
44 struct emu {
45 struct pci_dev *dev;
46 struct gameport *gameport;
47 int io;
48 int size;
51 static struct pci_device_id emu_tbl[] = {
53 { 0x1102, 0x7002, PCI_ANY_ID, PCI_ANY_ID }, /* SB Live gameport */
54 { 0x1102, 0x7003, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy gameport */
55 { 0x1102, 0x7004, PCI_ANY_ID, PCI_ANY_ID }, /* Dell SB Live */
56 { 0x1102, 0x7005, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy LS gameport */
57 { 0, }
60 MODULE_DEVICE_TABLE(pci, emu_tbl);
62 static int __devinit emu_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
64 int ioport, iolen;
65 struct emu *emu;
66 struct gameport *port;
68 if (pci_enable_device(pdev))
69 return -EBUSY;
71 ioport = pci_resource_start(pdev, 0);
72 iolen = pci_resource_len(pdev, 0);
74 if (!request_region(ioport, iolen, "emu10k1-gp"))
75 return -EBUSY;
77 emu = kzalloc(sizeof(struct emu), GFP_KERNEL);
78 port = gameport_allocate_port();
79 if (!emu || !port) {
80 printk(KERN_ERR "emu10k1-gp: Memory allocation failed\n");
81 release_region(ioport, iolen);
82 kfree(emu);
83 gameport_free_port(port);
84 return -ENOMEM;
87 emu->io = ioport;
88 emu->size = iolen;
89 emu->dev = pdev;
90 emu->gameport = port;
92 gameport_set_name(port, "EMU10K1");
93 gameport_set_phys(port, "pci%s/gameport0", pci_name(pdev));
94 port->dev.parent = &pdev->dev;
95 port->io = ioport;
97 pci_set_drvdata(pdev, emu);
99 gameport_register_port(port);
101 return 0;
104 static void __devexit emu_remove(struct pci_dev *pdev)
106 struct emu *emu = pci_get_drvdata(pdev);
108 gameport_unregister_port(emu->gameport);
109 release_region(emu->io, emu->size);
110 kfree(emu);
113 static struct pci_driver emu_driver = {
114 .name = "Emu10k1_gameport",
115 .id_table = emu_tbl,
116 .probe = emu_probe,
117 .remove = __devexit_p(emu_remove),
120 static int __init emu_init(void)
122 return pci_register_driver(&emu_driver);
125 static void __exit emu_exit(void)
127 pci_unregister_driver(&emu_driver);
130 module_init(emu_init);
131 module_exit(emu_exit);