target/linux/lantiq/patches-4.4/0042-arch-mips-increase-io_space_limit.patch

   1 From 9807eb80a1b3bad7a4a89aa6566497bb1cadd6ef Mon Sep 17 00:00:00 2001
   2 From: John Crispin <john@phrozen.org>
   3 Date: Fri, 3 Jun 2016 13:12:20 +0200
   4 Subject: [PATCH] arch: mips: increase io_space_limit
   5
   6 this value comes from x86 and breaks some pci devices
   7
   8 Signed-off-by: John Crispin <john@phrozen.org>
   9 ---
  10  arch/mips/include/asm/io.h |    2 +-
  11  1 file changed, 1 insertion(+), 1 deletion(-)
  12
  13 diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
  14 index d10fd80..d42eac9 100644
  15 --- a/arch/mips/include/asm/io.h
  16 +++ b/arch/mips/include/asm/io.h
  17 @@ -50,7 +50,7 @@
  18
  19  /* ioswab[bwlq], __mem_ioswab[bwlq] are defined in mangle-port.h */
  20
  21 -#define IO_SPACE_LIMIT 0xffff
  22 +#define IO_SPACE_LIMIT 0x200000
  23
  24  /*
  25   * On MIPS I/O ports are memory mapped, so we access them using normal
  26 --
  27 1.7.10.4
  28