Next patch will execute a set-indicator call in hotplug-cpu.c.
Create a dlpar_unisolate_drc() helper to avoid spreading more
rtas_set_indicator() calls outside of dlpar.c.
Signed-off-by: Daniel Henrique Barboza <danielhb...@gmail.com>
---
arch/powerpc/platforms/pseries/dlpar.c | 14 ++++++++++++++
arch/powerpc/platforms/pseries/pseries.h | 1 +
2 files changed, 15 insertions(+)
diff --git a/arch/powerpc/platforms/pseries/dlpar.c
b/arch/powerpc/platforms/pseries/dlpar.c
index 233503fcf8f0..3ac70790ec7a 100644
--- a/arch/powerpc/platforms/pseries/dlpar.c
+++ b/arch/powerpc/platforms/pseries/dlpar.c
@@ -329,6 +329,20 @@ int dlpar_release_drc(u32 drc_index)
return 0;
}
+int dlpar_unisolate_drc(u32 drc_index)
+{
+ int dr_status, rc;
+
+ rc = rtas_call(rtas_token("get-sensor-state"), 2, 2, &dr_status,
+ DR_ENTITY_SENSE, drc_index);
+ if (rc || dr_status != DR_ENTITY_PRESENT)
+ return -1;
+
+ rtas_set_indicator(ISOLATION_STATE, drc_index, UNISOLATE);
+
+ return 0;
+}
+
int handle_dlpar_errorlog(struct pseries_hp_errorlog *hp_elog)
{
int rc;
diff --git a/arch/powerpc/platforms/pseries/pseries.h
b/arch/powerpc/platforms/pseries/pseries.h
index 4fe48c04c6c2..4ea12037c920 100644
--- a/arch/powerpc/platforms/pseries/pseries.h
+++ b/arch/powerpc/platforms/pseries/pseries.h
@@ -55,6 +55,7 @@ extern int dlpar_attach_node(struct device_node *, struct
device_node *);
extern int dlpar_detach_node(struct device_node *);
extern int dlpar_acquire_drc(u32 drc_index);
extern int dlpar_release_drc(u32 drc_index);
+extern int dlpar_unisolate_drc(u32 drc_index);
void queue_hotplug_event(struct pseries_hp_errorlog *hp_errlog);
int handle_dlpar_errorlog(struct pseries_hp_errorlog *hp_errlog);
--
2.30.2
