summaryrefslogtreecommitdiffstats
path: root/arch/arm/mach-shmobile/pm-sh7372.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/arm/mach-shmobile/pm-sh7372.c')
-rw-r--r--arch/arm/mach-shmobile/pm-sh7372.c40
1 files changed, 36 insertions, 4 deletions
diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c
index 34bbcbfb1706..6777bb1be059 100644
--- a/arch/arm/mach-shmobile/pm-sh7372.c
+++ b/arch/arm/mach-shmobile/pm-sh7372.c
@@ -156,7 +156,10 @@ static void sh7372_a4r_suspend(void)
static bool pd_active_wakeup(struct device *dev)
{
- return true;
+ bool (*active_wakeup)(struct device *dev);
+
+ active_wakeup = dev_gpd_data(dev)->ops.active_wakeup;
+ return active_wakeup ? active_wakeup(dev) : true;
}
static bool sh7372_power_down_forbidden(struct dev_pm_domain *domain)
@@ -168,15 +171,44 @@ struct dev_power_governor sh7372_always_on_gov = {
.power_down_ok = sh7372_power_down_forbidden,
};
+static int sh7372_stop_dev(struct device *dev)
+{
+ int (*stop)(struct device *dev);
+
+ stop = dev_gpd_data(dev)->ops.stop;
+ if (stop) {
+ int ret = stop(dev);
+ if (ret)
+ return ret;
+ }
+ return pm_clk_suspend(dev);
+}
+
+static int sh7372_start_dev(struct device *dev)
+{
+ int (*start)(struct device *dev);
+ int ret;
+
+ ret = pm_clk_resume(dev);
+ if (ret)
+ return ret;
+
+ start = dev_gpd_data(dev)->ops.start;
+ if (start)
+ ret = start(dev);
+
+ return ret;
+}
+
void sh7372_init_pm_domain(struct sh7372_pm_domain *sh7372_pd)
{
struct generic_pm_domain *genpd = &sh7372_pd->genpd;
pm_genpd_init(genpd, sh7372_pd->gov, false);
- genpd->stop_device = pm_clk_suspend;
- genpd->start_device = pm_clk_resume;
+ genpd->dev_ops.stop = sh7372_stop_dev;
+ genpd->dev_ops.start = sh7372_start_dev;
+ genpd->dev_ops.active_wakeup = pd_active_wakeup;
genpd->dev_irq_safe = true;
- genpd->active_wakeup = pd_active_wakeup;
genpd->power_off = pd_power_down;
genpd->power_on = pd_power_up;
__pd_power_up(sh7372_pd, false);