target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/pci.h

   1 /*
   2  *  Atheros AR71xx SoC specific PCI definitions
   3  *
   4  *  Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #ifndef __ASM_MACH_AR71XX_PCI_H
  13 #define __ASM_MACH_AR71XX_PCI_H
  14
  15 struct pci_dev;
  16
  17 struct ar71xx_pci_irq {
  18         int     irq;
  19         u8      slot;
  20         u8      pin;
  21 };
  22
  23 #ifdef CONFIG_PCI
  24 extern int (*ar71xx_pci_plat_dev_init)(struct pci_dev *dev);
  25 extern unsigned ar71xx_pci_nr_irqs __initdata;
  26 extern struct ar71xx_pci_irq *ar71xx_pci_irq_map __initdata;
  27
  28 int ar71xx_pcibios_map_irq(const struct pci_dev *dev,
  29                            uint8_t slot, uint8_t pin) __init;
  30 int ar71xx_pcibios_init(void) __init;
  31
  32 int ar71xx_pci_be_handler(int is_fixup);
  33
  34 int ar724x_pcibios_map_irq(const struct pci_dev *dev,
  35                            uint8_t slot, uint8_t pin) __init;
  36 int ar724x_pcibios_init(int irq) __init;
  37
  38 int ar71xx_pci_init(unsigned nr_irqs, struct ar71xx_pci_irq *map) __init;
  39 #else
  40 static inline int ar71xx_pci_init(unsigned nr_irqs, struct ar71xx_pci_irq *map)
  41 {
  42         return 0;
  43 }
  44 #endif
  45
  46 #endif /* __ASM_MACH_AR71XX_PCI_H */