PCI: Add comments for pbus_size_mem() parameters

This patch fills in the missing description for two parameters of pbus_size_mem(). Signed-off-by: Wei Yang <[email protected]> Signed-off-by: Bjorn Helgaas <[email protected]>
niw · Aug 2, 2013 · 496f70c · 496f70c
1 parent f2a230b
commit 496f70c
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
@@ -838,6 +838,8 @@ static inline resource_size_t calculate_mem_align(resource_size_t *aligns,
  * pbus_size_mem() - size the memory window of a given bus
  *
  * @bus : the bus
+ * @mask: mask the resource flag, then compare it with type
+ * @type: the type of free resource from bridge
  * @min_size : the minimum memory window that must to be allocated
  * @add_size : additional optional memory window
  * @realloc_head : track the additional memory window on this list