mirror of
https://github.com/torvalds/linux.git
synced 2024-11-18 01:51:53 +00:00
a9844b1850
The id_table field of the struct pci_driver is constant in <linux/pci.h> so it makes sense to mark initialization data also constant. Signed-off-by: Márton Németh <nm127@freemail.hu> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
130 lines
3.2 KiB
C
130 lines
3.2 KiB
C
/*
|
|
* 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/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 const 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 = kzalloc(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);
|