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path: root/drivers/pmdomain/core.c
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Diffstat (limited to 'drivers/pmdomain/core.c')
-rw-r--r--drivers/pmdomain/core.c37
1 files changed, 20 insertions, 17 deletions
diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c
index a6c8b85dd024..bb11f467dc78 100644
--- a/drivers/pmdomain/core.c
+++ b/drivers/pmdomain/core.c
@@ -2172,8 +2172,24 @@ static int genpd_alloc_data(struct generic_pm_domain *genpd)
}
genpd->gd = gd;
- return 0;
+ device_initialize(&genpd->dev);
+
+ if (!genpd_is_dev_name_fw(genpd)) {
+ dev_set_name(&genpd->dev, "%s", genpd->name);
+ } else {
+ ret = ida_alloc(&genpd_ida, GFP_KERNEL);
+ if (ret < 0)
+ goto put;
+ genpd->device_id = ret;
+ dev_set_name(&genpd->dev, "%s_%u", genpd->name, genpd->device_id);
+ }
+
+ return 0;
+put:
+ put_device(&genpd->dev);
+ if (genpd->free_states == genpd_free_default_power_state)
+ kfree(genpd->states);
free:
if (genpd_is_cpu_domain(genpd))
free_cpumask_var(genpd->cpus);
@@ -2183,6 +2199,9 @@ free:
static void genpd_free_data(struct generic_pm_domain *genpd)
{
+ put_device(&genpd->dev);
+ if (genpd->device_id != -ENXIO)
+ ida_free(&genpd_ida, genpd->device_id);
if (genpd_is_cpu_domain(genpd))
free_cpumask_var(genpd->cpus);
if (genpd->free_states)
@@ -2271,20 +2290,6 @@ int pm_genpd_init(struct generic_pm_domain *genpd,
if (ret)
return ret;
- device_initialize(&genpd->dev);
-
- if (!genpd_is_dev_name_fw(genpd)) {
- dev_set_name(&genpd->dev, "%s", genpd->name);
- } else {
- ret = ida_alloc(&genpd_ida, GFP_KERNEL);
- if (ret < 0) {
- put_device(&genpd->dev);
- return ret;
- }
- genpd->device_id = ret;
- dev_set_name(&genpd->dev, "%s_%u", genpd->name, genpd->device_id);
- }
-
mutex_lock(&gpd_list_lock);
list_add(&genpd->gpd_list_node, &gpd_list);
mutex_unlock(&gpd_list_lock);
@@ -2325,8 +2330,6 @@ static int genpd_remove(struct generic_pm_domain *genpd)
genpd_unlock(genpd);
genpd_debug_remove(genpd);
cancel_work_sync(&genpd->power_off_work);
- if (genpd->device_id != -ENXIO)
- ida_free(&genpd_ida, genpd->device_id);
genpd_free_data(genpd);
pr_debug("%s: removed %s\n", __func__, dev_name(&genpd->dev));