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path: root/drivers/pci/pci.c
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Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r--drivers/pci/pci.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 2f818c3e6571..2e18e9adcc15 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -552,8 +552,9 @@ static const struct pci_platform_pm_ops *pci_platform_pm;
int pci_set_platform_pm(const struct pci_platform_pm_ops *ops)
{
- if (!ops->is_manageable || !ops->set_state || !ops->choose_state ||
- !ops->sleep_wake || !ops->run_wake || !ops->need_resume)
+ if (!ops->is_manageable || !ops->set_state || !ops->get_state ||
+ !ops->choose_state || !ops->sleep_wake || !ops->run_wake ||
+ !ops->need_resume)
return -EINVAL;
pci_platform_pm = ops;
return 0;
@@ -570,6 +571,11 @@ static inline int platform_pci_set_power_state(struct pci_dev *dev,
return pci_platform_pm ? pci_platform_pm->set_state(dev, t) : -ENOSYS;
}
+static inline pci_power_t platform_pci_get_power_state(struct pci_dev *dev)
+{
+ return pci_platform_pm ? pci_platform_pm->get_state(dev) : PCI_UNKNOWN;
+}
+
static inline pci_power_t platform_pci_choose_state(struct pci_dev *dev)
{
return pci_platform_pm ?