arch/x86/include/asm/iomap.h

   1 #ifndef _ASM_X86_IOMAP_H
   2 #define _ASM_X86_IOMAP_H
   3
   4 /*
   5  * Copyright © 2008 Ingo Molnar
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  20  */
  21
  22 #include <linux/fs.h>
  23 #include <linux/mm.h>
  24 #include <linux/uaccess.h>
  25 #include <asm/cacheflush.h>
  26 #include <asm/pgtable.h>
  27 #include <asm/tlbflush.h>
  28
  29 int
  30 is_io_mapping_possible(resource_size_t base, unsigned long size);
  31
  32 void *
  33 iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot);
  34
  35 void
  36 iounmap_atomic(void *kvaddr, enum km_type type);
  37
  38 #endif /* _ASM_X86_IOMAP_H */