package/sane-backends/0001-qcam-x86.patch

   1 [PATCH] backend/qcam.c: fix build on !x86
   2
   3 inb/outb/ioperm are x86 specific interfaces, so replace with noops on
   4 !x86.
   5
   6 Inspired by similar patch in openwrt:
   7 https://dev.openwrt.org/ticket/5689
   8
   9 Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
  10 ---
  11  backend/qcam.c |   14 +++++++++++++-
  12  1 file changed, 13 insertions(+), 1 deletion(-)
  13
  14 Index: sane-backends-1.0.22/backend/qcam.c
  15 ===================================================================
  16 --- sane-backends-1.0.22.orig/backend/qcam.c
  17 +++ sane-backends-1.0.22/backend/qcam.c
  18 @@ -205,12 +205,20 @@
  19
  20  #endif /* <sys/io.h> || <asm/io.h> || <sys/hw.h> */
  21
  22 +/* inb / outb only exist on x86 */
  23 +#if defined(__i386__) || defined(__x86_64__)
  24  #define read_lpdata(d)         inb ((d)->port)
  25  #define read_lpstatus(d)       inb ((d)->port + 1)
  26  #define read_lpcontrol(d)      inb ((d)->port + 2)
  27  #define write_lpdata(d,v)      outb ((v), (d)->port)
  28  #define write_lpcontrol(d,v)   outb ((v), (d)->port + 2)
  29 -
  30 +#else
  31 +#define read_lpdata(d)         0
  32 +#define read_lpstatus(d)       0
  33 +#define read_lpcontrol(d)      0
  34 +#define write_lpdata(d,v)
  35 +#define write_lpcontrol(d,v)
  36 +#endif
  37
  38  static SANE_Status
  39  enable_ports (QC_Device * q)
  40 @@ -219,8 +227,10 @@
  41    if (q->port < 0x278 || q->port > 0x3bc)
  42      return SANE_STATUS_INVAL;
  43
  44 +#if defined(__i386__) || defined(__x86_64__)
  45    if (ioperm (q->port, 3, 1) < 0)
  46      return SANE_STATUS_INVAL;
  47 +#endif
  48
  49    return SANE_STATUS_GOOD;
  50  }
  51 @@ -228,8 +238,10 @@
  52  static SANE_Status
  53  disable_ports (QC_Device * q)
  54  {
  55 +#if defined(__i386__) || defined(__x86_64__)
  56    if (ioperm (q->port, 3, 0) < 0)
  57      return SANE_STATUS_INVAL;
  58 +#endif
  59
  60    return SANE_STATUS_GOOD;
  61  }