diff options
Diffstat (limited to 'drivers/input/gameport/emu10k1-gp.c')
| -rw-r--r-- | drivers/input/gameport/emu10k1-gp.c | 132 |
1 files changed, 132 insertions, 0 deletions
diff --git a/drivers/input/gameport/emu10k1-gp.c b/drivers/input/gameport/emu10k1-gp.c new file mode 100644 index 00000000000..a0118038330 --- /dev/null +++ b/drivers/input/gameport/emu10k1-gp.c @@ -0,0 +1,132 @@ +/* + * $Id: emu10k1-gp.c,v 1.8 2002/01/22 20:40:46 vojtech Exp $ + * + * Copyright (c) 2001 Vojtech Pavlik + */ + +/* + * EMU10k1 - SB Live / Audigy - gameport driver for Linux + */ + +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Should you need to contact me, the author, you can do so either by + * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: + * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic + */ + +#include <asm/io.h> + +#include <linux/module.h> +#include <linux/ioport.h> +#include <linux/config.h> +#include <linux/init.h> +#include <linux/gameport.h> +#include <linux/slab.h> +#include <linux/pci.h> + +MODULE_AUTHOR("Vojtech Pavlik <vojtech@ucw.cz>"); +MODULE_DESCRIPTION("EMU10k1 gameport driver"); +MODULE_LICENSE("GPL"); + +struct emu { + struct pci_dev *dev; + struct gameport *gameport; + int io; + int size; +}; + +static struct pci_device_id emu_tbl[] = { + + { 0x1102, 0x7002, PCI_ANY_ID, PCI_ANY_ID }, /* SB Live gameport */ + { 0x1102, 0x7003, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy gameport */ + { 0x1102, 0x7004, PCI_ANY_ID, PCI_ANY_ID }, /* Dell SB Live */ + { 0x1102, 0x7005, PCI_ANY_ID, PCI_ANY_ID }, /* Audigy LS gameport */ + { 0, } +}; + +MODULE_DEVICE_TABLE(pci, emu_tbl); + +static int __devinit emu_probe(struct pci_dev *pdev, const struct pci_device_id *ent) +{ + int ioport, iolen; + struct emu *emu; + struct gameport *port; + + if (pci_enable_device(pdev)) + return -EBUSY; + + ioport = pci_resource_start(pdev, 0); + iolen = pci_resource_len(pdev, 0); + + if (!request_region(ioport, iolen, "emu10k1-gp")) + return -EBUSY; + + emu = kcalloc(1, sizeof(struct emu), GFP_KERNEL); + port = gameport_allocate_port(); + if (!emu || !port) { + printk(KERN_ERR "emu10k1-gp: Memory allocation failed\n"); + release_region(ioport, iolen); + kfree(emu); + gameport_free_port(port); + return -ENOMEM; + } + + emu->io = ioport; + emu->size = iolen; + emu->dev = pdev; + emu->gameport = port; + + gameport_set_name(port, "EMU10K1"); + gameport_set_phys(port, "pci%s/gameport0", pci_name(pdev)); + port->dev.parent = &pdev->dev; + port->io = ioport; + + pci_set_drvdata(pdev, emu); + + gameport_register_port(port); + + return 0; +} + +static void __devexit emu_remove(struct pci_dev *pdev) +{ + struct emu *emu = pci_get_drvdata(pdev); + + gameport_unregister_port(emu->gameport); + release_region(emu->io, emu->size); + kfree(emu); +} + +static struct pci_driver emu_driver = { + .name = "Emu10k1_gameport", + .id_table = emu_tbl, + .probe = emu_probe, + .remove = __devexit_p(emu_remove), +}; + +static int __init emu_init(void) +{ + return pci_register_driver(&emu_driver); +} + +static void __exit emu_exit(void) +{ + pci_unregister_driver(&emu_driver); +} + +module_init(emu_init); +module_exit(emu_exit); |