PCI PM: Move pci_restore_standard_config to pci-driver.c

Move pci_restore_standard_config() from pci.c to pci-driver.c and
make it static.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>

3 files changed, 17 insertions, 22 deletions

diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index a5f11ad975b2..8395206d1aee 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -423,6 +423,23 @@ static int pci_legacy_resume(struct device *dev)
 
 /* Auxiliary functions used by the new power management framework */
 
+/**
+ * pci_restore_standard_config - restore standard config registers of PCI device
+ * @pci_dev: PCI device to handle
+ */
+static int pci_restore_standard_config(struct pci_dev *pci_dev)
+{
+        pci_update_current_state(pci_dev, PCI_UNKNOWN);
+
+        if (pci_dev->current_state != PCI_D0) {
+                int error = pci_set_power_state(pci_dev, PCI_D0);
+                if (error)
+                        return error;
+        }
+
+        return pci_dev->state_saved ? pci_restore_state(pci_dev) : 0;
+}
+
 static void pci_pm_default_resume_noirq(struct pci_dev *pci_dev)
 {
         pci_restore_standard_config(pci_dev);
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 3acb1da296d5..a4ecc2f15126 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1374,27 +1374,6 @@ void pci_allocate_cap_save_buffers(struct pci_dev *dev)
 }
 
 /**
- * pci_restore_standard_config - restore standard config registers of PCI device
- * @dev: PCI device to handle
- *
- * This function assumes that the device's configuration space is accessible.
- * If the device needs to be powered up, the function will wait for it to
- * change the state.
- */
-int pci_restore_standard_config(struct pci_dev *dev)
-{
-        pci_update_current_state(dev, PCI_UNKNOWN);
-
-        if (dev->current_state != PCI_D0) {
-                int error = pci_set_power_state(dev, PCI_D0);
-                if (error)
-                        return error;
-        }
-
-        return dev->state_saved ? pci_restore_state(dev) : 0;
-}
-
-/**
  * pci_enable_ari - enable ARI forwarding if hardware support it
  * @dev: the PCI device
  */
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index 07c0aa5275e6..149fff65891f 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -49,7 +49,6 @@ extern void pci_disable_enabled_device(struct pci_dev *dev);
 extern void pci_pm_init(struct pci_dev *dev);
 extern void platform_pci_wakeup_init(struct pci_dev *dev);
 extern void pci_allocate_cap_save_buffers(struct pci_dev *dev);
-extern int pci_restore_standard_config(struct pci_dev *dev);
 
 static inline bool pci_is_bridge(struct pci_dev *pci_dev)
 {