It is not immediately clear what the two functions actually return so
add kernel-doc comment explaining it a bit better.
Suggested-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
---
drivers/pci/probe.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 8c4715df62e7..079eea6680bb 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -983,6 +983,8 @@ static unsigned int pci_scan_child_bus_extend(struct pci_bus *bus,
* already configured by the BIOS and after we are done with all of
* them, we proceed to assigning numbers to the remaining buses in
* order to avoid overlaps between old and new bus numbers.
+ *
+ * Return: New subordinate number covering all buses behind this bridge.
*/
static int pci_scan_bridge_extend(struct pci_bus *bus, struct pci_dev *dev,
int max, unsigned int available_buses,
@@ -1215,6 +1217,8 @@ static int pci_scan_bridge_extend(struct pci_bus *bus, struct pci_dev *dev,
* already configured by the BIOS and after we are done with all of
* them, we proceed to assigning numbers to the remaining buses in
* order to avoid overlaps between old and new bus numbers.
+ *
+ * Return: New subordinate number covering all buses behind this bridge.
*/
int pci_scan_bridge(struct pci_bus *bus, struct pci_dev *dev, int max, int pass)
{
--
2.16.2
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