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Diffstat (limited to 'arch/powerpc/platforms/pseries/mobility.c')
-rw-r--r--arch/powerpc/platforms/pseries/mobility.c43
1 files changed, 10 insertions, 33 deletions
diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c
index 10d982997736..d6f4162478a5 100644
--- a/arch/powerpc/platforms/pseries/mobility.c
+++ b/arch/powerpc/platforms/pseries/mobility.c
@@ -6,6 +6,9 @@
* Copyright (C) 2010 IBM Corporation
*/
+
+#define pr_fmt(fmt) "mobility: " fmt
+
#include <linux/cpu.h>
#include <linux/kernel.h>
#include <linux/kobject.h>
@@ -64,6 +67,8 @@ static int delete_dt_node(__be32 phandle)
if (!dn)
return -ENOENT;
+ pr_debug("removing node %pOFfp\n", dn);
+
dlpar_detach_node(dn);
of_node_put(dn);
return 0;
@@ -122,6 +127,7 @@ static int update_dt_property(struct device_node *dn, struct property **prop,
}
if (!more) {
+ pr_debug("updating node %pOF property %s\n", dn, name);
of_update_property(dn, new_prop);
*prop = NULL;
}
@@ -240,33 +246,12 @@ static int add_dt_node(__be32 parent_phandle, __be32 drc_index)
if (rc)
dlpar_free_cc_nodes(dn);
+ pr_debug("added node %pOFfp\n", dn);
+
of_node_put(parent_dn);
return rc;
}
-static void prrn_update_node(__be32 phandle)
-{
- struct pseries_hp_errorlog hp_elog;
- struct device_node *dn;
-
- /*
- * If a node is found from a the given phandle, the phandle does not
- * represent the drc index of an LMB and we can ignore.
- */
- dn = of_find_node_by_phandle(be32_to_cpu(phandle));
- if (dn) {
- of_node_put(dn);
- return;
- }
-
- hp_elog.resource = PSERIES_HP_ELOG_RESOURCE_MEM;
- hp_elog.action = PSERIES_HP_ELOG_ACTION_READD;
- hp_elog.id_type = PSERIES_HP_ELOG_ID_DRC_INDEX;
- hp_elog._drc_u.drc_index = phandle;
-
- handle_dlpar_errorlog(&hp_elog);
-}
-
int pseries_devicetree_update(s32 scope)
{
char *rtas_buf;
@@ -305,10 +290,6 @@ int pseries_devicetree_update(s32 scope)
break;
case UPDATE_DT_NODE:
update_dt_node(phandle, scope);
-
- if (scope == PRRN_SCOPE)
- prrn_update_node(phandle);
-
break;
case ADD_DT_NODE:
drc_index = *data++;
@@ -388,8 +369,6 @@ static ssize_t migration_store(struct class *class,
if (rc)
return rc;
- stop_topology_update();
-
do {
rc = rtas_ibm_suspend_me(streamid);
if (rc == -EAGAIN)
@@ -401,8 +380,6 @@ static ssize_t migration_store(struct class *class,
post_mobility_fixup();
- start_topology_update();
-
return count;
}
@@ -427,11 +404,11 @@ static int __init mobility_sysfs_init(void)
rc = sysfs_create_file(mobility_kobj, &class_attr_migration.attr);
if (rc)
- pr_err("mobility: unable to create migration sysfs file (%d)\n", rc);
+ pr_err("unable to create migration sysfs file (%d)\n", rc);
rc = sysfs_create_file(mobility_kobj, &class_attr_api_version.attr.attr);
if (rc)
- pr_err("mobility: unable to create api_version sysfs file (%d)\n", rc);
+ pr_err("unable to create api_version sysfs file (%d)\n", rc);
return 0;
}