Linux Kernel  3.7.1
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fixup-tb0287.c
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1 /*
2  * fixup-tb0287.c, The TANBAC TB0287 specific PCI fixups.
3  *
4  * Copyright (C) 2005 Yoichi Yuasa <[email protected]>
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation; either version 2 of the License, or
9  * (at your option) any later version.
10  *
11  * This program is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  */
20 #include <linux/init.h>
21 #include <linux/pci.h>
22 
23 #include <asm/vr41xx/tb0287.h>
24 
25 int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
26 {
27  unsigned char bus;
28  int irq = -1;
29 
30  bus = dev->bus->number;
31  if (bus == 0) {
32  switch (slot) {
33  case 16:
34  irq = TB0287_SM501_IRQ;
35  break;
36  case 17:
37  irq = TB0287_SIL680A_IRQ;
38  break;
39  default:
40  break;
41  }
42  } else if (bus == 1) {
43  switch (PCI_SLOT(dev->devfn)) {
44  case 0:
45  irq = TB0287_PCI_SLOT_IRQ;
46  break;
47  case 2:
48  case 3:
49  irq = TB0287_RTL8110_IRQ;
50  break;
51  default:
52  break;
53  }
54  } else if (bus > 1) {
55  irq = TB0287_PCI_SLOT_IRQ;
56  }
57 
58  return irq;
59 }
60 
61 /* Do platform specific device initialization at pci_enable_device() time */
63 {
64  return 0;
65 }