Define interface to acquire arch-specific drc info to match against hotpluggable devices. The current implementation exposes several pseries-specific dynamic memory properties in generic kernel code. This patch set provides an interface to pull that code out of the generic kernel.
Signed-off-by: Michael Bringmann <m...@linux.vnet.ibm.com> --- include/linux/topology.h | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/include/linux/topology.h b/include/linux/topology.h index cb0775e..df97f5f 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -44,6 +44,15 @@ int arch_update_cpu_topology(void); +int arch_find_drc_match(struct device_node *dn, + bool (*usercb)(struct device_node *dn, + u32 drc_index, char *drc_name, + char *drc_type, u32 drc_power_domain, + void *data), + char *opt_drc_type, char *opt_drc_name, + bool match_drc_index, bool ck_php_type, + void *data); + /* Conform to ACPI 2.0 SLIT distance definitions */ #define LOCAL_DISTANCE 10 #define REMOTE_DISTANCE 20