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Diffstat (limited to 'drivers/base/power/domain.c')
-rw-r--r--drivers/base/power/domain.c31
1 files changed, 27 insertions, 4 deletions
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 4cb57f3f0ee3..9193aacf7b1b 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -761,6 +761,7 @@ static int pm_genpd_prepare(struct device *dev)
static int pm_genpd_suspend_noirq(struct device *dev)
{
struct generic_pm_domain *genpd;
+ int ret;
dev_dbg(dev, "%s()\n", __func__);
@@ -771,6 +772,12 @@ static int pm_genpd_suspend_noirq(struct device *dev)
if (dev->power.wakeup_path && genpd_dev_active_wakeup(genpd, dev))
return 0;
+ if (genpd->dev_ops.stop && genpd->dev_ops.start) {
+ ret = pm_runtime_force_suspend(dev);
+ if (ret)
+ return ret;
+ }
+
/*
* Since all of the "noirq" callbacks are executed sequentially, it is
* guaranteed that this function will never run twice in parallel for
@@ -791,6 +798,7 @@ static int pm_genpd_suspend_noirq(struct device *dev)
static int pm_genpd_resume_noirq(struct device *dev)
{
struct generic_pm_domain *genpd;
+ int ret = 0;
dev_dbg(dev, "%s()\n", __func__);
@@ -809,7 +817,10 @@ static int pm_genpd_resume_noirq(struct device *dev)
pm_genpd_sync_poweron(genpd, true);
genpd->suspended_count--;
- return 0;
+ if (genpd->dev_ops.stop && genpd->dev_ops.start)
+ ret = pm_runtime_force_resume(dev);
+
+ return ret;
}
/**
@@ -824,6 +835,7 @@ static int pm_genpd_resume_noirq(struct device *dev)
static int pm_genpd_freeze_noirq(struct device *dev)
{
struct generic_pm_domain *genpd;
+ int ret = 0;
dev_dbg(dev, "%s()\n", __func__);
@@ -831,7 +843,10 @@ static int pm_genpd_freeze_noirq(struct device *dev)
if (IS_ERR(genpd))
return -EINVAL;
- return 0;
+ if (genpd->dev_ops.stop && genpd->dev_ops.start)
+ ret = pm_runtime_force_suspend(dev);
+
+ return ret;
}
/**
@@ -844,6 +859,7 @@ static int pm_genpd_freeze_noirq(struct device *dev)
static int pm_genpd_thaw_noirq(struct device *dev)
{
struct generic_pm_domain *genpd;
+ int ret = 0;
dev_dbg(dev, "%s()\n", __func__);
@@ -851,7 +867,10 @@ static int pm_genpd_thaw_noirq(struct device *dev)
if (IS_ERR(genpd))
return -EINVAL;
- return 0;
+ if (genpd->dev_ops.stop && genpd->dev_ops.start)
+ ret = pm_runtime_force_resume(dev);
+
+ return ret;
}
/**
@@ -864,6 +883,7 @@ static int pm_genpd_thaw_noirq(struct device *dev)
static int pm_genpd_restore_noirq(struct device *dev)
{
struct generic_pm_domain *genpd;
+ int ret = 0;
dev_dbg(dev, "%s()\n", __func__);
@@ -889,7 +909,10 @@ static int pm_genpd_restore_noirq(struct device *dev)
pm_genpd_sync_poweron(genpd, true);
- return 0;
+ if (genpd->dev_ops.stop && genpd->dev_ops.start)
+ ret = pm_runtime_force_resume(dev);
+
+ return ret;
}
/**
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