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-rw-r--r--arch/powerpc/include/asm/mpic.h2
-rw-r--r--arch/powerpc/sysdev/mpic.c8
2 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mpic.h b/arch/powerpc/include/asm/mpic.h
index ea6bf72..4a1ac9f 100644
--- a/arch/powerpc/include/asm/mpic.h
+++ b/arch/powerpc/include/asm/mpic.h
@@ -339,6 +339,8 @@ struct mpic
#endif
};
+extern struct bus_type mpic_subsys;
+
/*
* MPIC flags (passed to mpic_alloc)
*
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 4635d11..1be54fa 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -48,6 +48,12 @@
#define DBG(fmt...)
#endif
+struct bus_type mpic_subsys = {
+ .name = "mpic",
+ .dev_name = "mpic",
+};
+EXPORT_SYMBOL_GPL(mpic_subsys);
+
static struct mpic *mpics;
static struct mpic *mpic_primary;
static DEFINE_RAW_SPINLOCK(mpic_lock);
@@ -2035,6 +2041,8 @@ static struct syscore_ops mpic_syscore_ops = {
static int mpic_init_sys(void)
{
register_syscore_ops(&mpic_syscore_ops);
+ subsys_system_register(&mpic_subsys, NULL);
+
return 0;
}
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