diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c
index ee8677bda950..a2033552423c 100644
--- a/drivers/pci/msi.c
+++ b/drivers/pci/msi.c
@@ -575,6 +575,8 @@ static int msi_capability_init(struct pci_dev *dev)
 /**
  * msix_capability_init - configure device's MSI-X capability
  * @dev: pointer to the pci_dev data structure of MSI-X device function
+ * @entries: pointer to an array of struct msix_entry entries
+ * @nvec: number of @entries
  *
  * Setup the MSI-X capability structure of device function with a
  * single MSI-X vector. A return of zero indicates the successful setup of
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index f906f1a8fe6a..8972e6a3aac0 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -26,7 +26,10 @@ struct pci_dynid {
 #ifdef CONFIG_HOTPLUG
 
 /**
- * store_new_id
+ * store_new_id - add a new PCI device ID to this driver and re-probe devices
+ * @driver: target device driver
+ * @buf: buffer for scanning device ID data
+ * @count: input size
  *
  * Adds a new dynamic pci device ID to this driver,
  * and causes the driver to probe for all devices again.
@@ -194,8 +197,10 @@ static int pci_call_probe(struct pci_driver *drv, struct pci_dev *dev,
 
 /**
  * __pci_device_probe()
+ * @drv: driver to call to check if it wants the PCI device
+ * @pci_dev: PCI device being probed
  * 
- * returns 0  on success, else error.
+ * returns 0 on success, else error.
  * side-effect: pci_dev->driver is set to drv when drv claims pci_dev.
  */
 static int
@@ -440,11 +445,11 @@ pci_dev_driver(const struct pci_dev *dev)
 
 /**
  * pci_bus_match - Tell if a PCI device structure has a matching PCI device id structure
- * @ids: array of PCI device id structures to search in
  * @dev: the PCI device structure to match against
+ * @drv: the device driver to search for matching PCI device id structures
  * 
  * Used by a driver to check whether a PCI device present in the
- * system is in its list of supported devices.Returns the matching
+ * system is in its list of supported devices. Returns the matching
  * pci_device_id structure or %NULL if there is no match.
  */
 static int pci_bus_match(struct device *dev, struct device_driver *drv)
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 39bdb938521d..61b855c99e39 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -252,6 +252,8 @@ pci_restore_bars(struct pci_dev *dev)
 		pci_update_resource(dev, &dev->resource[i], i);
 }
 
+int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t t);
+
 /**
  * pci_set_power_state - Set the power state of a PCI device
  * @dev: PCI device to be suspended
@@ -266,7 +268,6 @@ pci_restore_bars(struct pci_dev *dev)
  * -EIO if device does not support PCI PM.
  * 0 if we can successfully change the power state.
  */
-int (*platform_pci_set_power_state)(struct pci_dev *dev, pci_power_t t);
 int
 pci_set_power_state(struct pci_dev *dev, pci_power_t state)
 {
@@ -808,8 +809,8 @@ pci_clear_mwi(struct pci_dev *dev)
 
 /**
  * pci_intx - enables/disables PCI INTx for device dev
- * @dev: the PCI device to operate on
- * @enable: boolean
+ * @pdev: the PCI device to operate on
+ * @enable: boolean: whether to enable or disable PCI INTx
  *
  * Enables/disables PCI INTx for device dev
  */
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 005786416bb5..fce2cb2112d8 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -669,6 +669,7 @@ static void pci_release_dev(struct device *dev)
 
 /**
  * pci_cfg_space_size - get the configuration space size of the PCI device.
+ * @dev: PCI device
  *
  * Regular PCI devices have 256 bytes, but PCI-X 2 and PCI Express devices
  * have 4096 bytes.  Even if the device is capable, that doesn't mean we can