arch/unicore32/include/asm/pci.h

   1 /*
   2  * linux/arch/unicore32/include/asm/pci.h
   3  *
   4  * Code specific to PKUnity SoC and UniCore ISA
   5  *
   6  * Copyright (C) 2001-2010 GUAN Xue-tao
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  */
  12 #ifndef __UNICORE_PCI_H__
  13 #define __UNICORE_PCI_H__
  14
  15 #ifdef __KERNEL__
  16 #include <asm-generic/pci-dma-compat.h>
  17 #include <asm-generic/pci.h>
  18 #include <mach/hardware.h> /* for PCIBIOS_MIN_* */
  19
  20 static inline void pcibios_set_master(struct pci_dev *dev)
  21 {
  22         /* No special bus mastering setup handling */
  23 }
  24
  25 static inline void pcibios_penalize_isa_irq(int irq, int active)
  26 {
  27         /* We don't do dynamic PCI IRQ allocation */
  28 }
  29
  30 #ifdef CONFIG_PCI
  31 static inline void pci_dma_burst_advice(struct pci_dev *pdev,
  32                                         enum pci_dma_burst_strategy *strat,
  33                                         unsigned long *strategy_parameter)
  34 {
  35         *strat = PCI_DMA_BURST_INFINITY;
  36         *strategy_parameter = ~0UL;
  37 }
  38 #endif
  39
  40 #define HAVE_PCI_MMAP
  41 extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
  42         enum pci_mmap_state mmap_state, int write_combine);
  43
  44 #endif /* __KERNEL__ */
  45
  46 #endif