@@ -339,6 +339,8 @@ struct mpic
#endif
};
+extern struct bus_type mpic_subsys;
+
/*
* MPIC flags (passed to mpic_alloc)
*
@@ -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);
@@ -1989,6 +1995,8 @@ 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;
}
Register a mpic subsystem at /sys/devices/system/ Signed-off-by: Wang Dongsheng <dongsheng.wang@freescale.com> --- arch/powerpc/include/asm/mpic.h | 2 ++ arch/powerpc/sysdev/mpic.c | 8 ++++++++ 2 files changed, 10 insertions(+)