0090-spu-enum-shared-param.patch

   1 --- a/arch/powerpc/include/asm/spu.h    2012-03-01 01:32:49.000000000 +0100
   2 +++ b/arch/powerpc/include/asm/spu.h    2012-03-05 17:49:44.083370504 +0100
   3 @@ -198,6 +198,8 @@
   4
   5  extern struct cbe_spu_info cbe_spu_info[];
   6
   7 +extern int spu_enum_shared(void);
   8 +
   9  void spu_init_channels(struct spu *spu);
  10  void spu_irq_setaffinity(struct spu *spu, int cpu);
  11
  12 --- a/arch/powerpc/platforms/cell/spu_base.c    2012-03-01 01:32:49.000000000 +0100
  13 +++ b/arch/powerpc/platforms/cell/spu_base.c    2012-03-05 17:52:47.659547098 +0100
  14 @@ -40,6 +40,10 @@
  15  #include <asm/prom.h>
  16  #include <asm/kexec.h>
  17
  18 +static int enum_shared = 0;
  19 +module_param(enum_shared, int, S_IRUGO);
  20 +MODULE_PARM_DESC(enum_shared, "Enumerate shared SPUs");
  21 +
  22  const struct spu_management_ops *spu_management_ops;
  23  EXPORT_SYMBOL_GPL(spu_management_ops);
  24
  25 @@ -484,6 +488,12 @@
  26                 free_irq(spu->irqs[2], spu);
  27  }
  28
  29 +int spu_enum_shared(void)
  30 +{
  31 +       return (enum_shared);
  32 +}
  33 +EXPORT_SYMBOL_GPL(spu_enum_shared);
  34 +
  35  void spu_init_channels(struct spu *spu)
  36  {
  37         static const struct {
  38 --- a/arch/powerpc/platforms/ps3/spu.c  2012-03-01 01:32:49.000000000 +0100
  39 +++ b/arch/powerpc/platforms/ps3/spu.c  2012-03-05 17:54:01.800664787 +0100
  40 @@ -421,7 +421,7 @@
  41                 if (result)
  42                         break;
  43
  44 -               if (resource_type == PS3_SPU_RESOURCE_TYPE_EXCLUSIVE) {
  45 +               if (resource_type == PS3_SPU_RESOURCE_TYPE_EXCLUSIVE || spu_enum_shared()) {
  46                         result = fn((void*)(unsigned long)resource_id);
  47
  48                         if (result)