diff options
Diffstat (limited to 'drivers/pmdomain/core.c')
| -rw-r--r-- | drivers/pmdomain/core.c | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/pmdomain/core.c b/drivers/pmdomain/core.c index 4215ffd9b11c..623d15b68707 100644 --- a/drivers/pmdomain/core.c +++ b/drivers/pmdomain/core.c @@ -184,6 +184,16 @@ static struct generic_pm_domain *dev_to_genpd(struct device *dev) return pd_to_genpd(dev->pm_domain); } +struct device *dev_to_genpd_dev(struct device *dev) +{ + struct generic_pm_domain *genpd = dev_to_genpd(dev); + + if (IS_ERR(genpd)) + return ERR_CAST(genpd); + + return &genpd->dev; +} + static int genpd_stop_dev(const struct generic_pm_domain *genpd, struct device *dev) { @@ -1178,8 +1188,12 @@ static void genpd_sync_power_off(struct generic_pm_domain *genpd, bool use_lock, /* Choose the deepest state when suspending */ genpd->state_idx = genpd->state_count - 1; - if (_genpd_power_off(genpd, false)) + if (_genpd_power_off(genpd, false)) { + genpd->states[genpd->state_idx].rejected++; return; + } else { + genpd->states[genpd->state_idx].usage++; + } genpd->status = GENPD_STATE_OFF; @@ -1251,10 +1265,7 @@ static int genpd_prepare(struct device *dev) return -EINVAL; genpd_lock(genpd); - - if (genpd->prepared_count++ == 0) - genpd->suspended_count = 0; - + genpd->prepared_count++; genpd_unlock(genpd); ret = pm_generic_prepare(dev); |