2 * $Id: emu10k1-gp.c,v 1.8 2002/01/22 20:40:46 vojtech Exp $
4 * Copyright (c) 2001 Vojtech Pavlik
8 * EMU10k1 - SB Live / Audigy - gameport driver for Linux
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
33 #include <linux/module.h>
34 #include <linux/ioport.h>
35 #include <linux/config.h>
36 #include <linux/init.h>
37 #include <linux/gameport.h>
38 #include <linux/slab.h>
39 #include <linux/pci.h>
41 MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>");
42 MODULE_DESCRIPTION("EMU10k1 gameport driver");
43 MODULE_LICENSE("GPL");
47 struct gameport gameport;
52 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 */
58 MODULE_DEVICE_TABLE(pci, emu_tbl);
60 static int __devinit emu_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
65 if (pci_enable_device(pdev))
68 ioport = pci_resource_start(pdev, 0);
69 iolen = pci_resource_len(pdev, 0);
71 if (!request_region(ioport, iolen, "emu10k1-gp"))
74 if (!(emu = kmalloc(sizeof(struct emu), GFP_KERNEL))) {
75 printk(KERN_ERR "emu10k1-gp: Memory allocation failed.\n");
76 release_region(ioport, iolen);
79 memset(emu, 0, sizeof(struct emu));
81 sprintf(emu->phys, "pci%s/gameport0", pci_name(pdev));
86 emu->gameport.io = ioport;
87 emu->gameport.name = pci_name(pdev);
88 emu->gameport.phys = emu->phys;
89 emu->gameport.id.bustype = BUS_PCI;
90 emu->gameport.id.vendor = pdev->vendor;
91 emu->gameport.id.product = pdev->device;
93 pci_set_drvdata(pdev, emu);
95 gameport_register_port(&emu->gameport);
97 printk(KERN_INFO "gameport: pci%s speed %d kHz\n",
98 pci_name(pdev), emu->gameport.speed);
103 static void __devexit emu_remove(struct pci_dev *pdev)
105 struct emu *emu = pci_get_drvdata(pdev);
106 gameport_unregister_port(&emu->gameport);
107 release_region(emu->gameport.io, emu->size);
111 static struct pci_driver emu_driver = {
112 .name = "Emu10k1 Gameport",
115 .remove = __devexit_p(emu_remove),
118 int __init emu_init(void)
120 return pci_module_init(&emu_driver);
123 void __exit emu_exit(void)
125 pci_unregister_driver(&emu_driver);
128 module_init(emu_init);
129 module_exit(emu_exit);