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1 | /* |
2 | * Copyright (C) 2008 Aurelien Jarno <aurelien@aurel32.net> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU General Public License as published by the | |
6 | * Free Software Foundation; either version 2 of the License, or (at your | |
7 | * option) any later version. | |
8 | * | |
9 | * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED | |
10 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF | |
11 | * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN | |
12 | * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |
13 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |
14 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF | |
15 | * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
16 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
17 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |
18 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License along | |
21 | * with this program; if not, write to the Free Software Foundation, Inc., | |
22 | * 675 Mass Ave, Cambridge, MA 02139, USA. | |
23 | */ | |
24 | ||
25 | #include <linux/types.h> | |
26 | #include <linux/pci.h> | |
27 | #include <linux/ssb/ssb.h> | |
28 | ||
29 | int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) | |
30 | { | |
31 | return 0; | |
32 | } | |
33 | ||
34 | int pcibios_plat_dev_init(struct pci_dev *dev) | |
35 | { | |
36 | int res; | |
37 | u8 slot, pin; | |
38 | ||
39 | res = ssb_pcibios_plat_dev_init(dev); | |
40 | if (res < 0) { | |
41 | printk(KERN_ALERT "PCI: Failed to init device %s\n", | |
42 | pci_name(dev)); | |
43 | return res; | |
44 | } | |
45 | ||
46 | pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); | |
47 | slot = PCI_SLOT(dev->devfn); | |
48 | res = ssb_pcibios_map_irq(dev, slot, pin); | |
49 | ||
50 | /* IRQ-0 and IRQ-1 are software interrupts. */ | |
51 | if (res < 2) { | |
52 | printk(KERN_ALERT "PCI: Failed to map IRQ of device %s\n", | |
53 | pci_name(dev)); | |
54 | return res; | |
55 | } | |
56 | ||
57 | dev->irq = res; | |
58 | return 0; | |
59 | } |