PCI hotplug: pciehp: message refinement

This patch refines messages in pciehp module.  The main changes are as
follows:

 - remove the trailing "."
 - remove __func__ as much as possible
 - capitalize the first letter of messages
 - show PCI device address including its domain

Signed-off-by: Taku Izumi <izumi.taku@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index a4817a841..b2801a7 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -188,7 +188,7 @@
 			return slot;
 	}
 
-	ctrl_err(ctrl, "%s: slot (device=0x%x) not found\n", __func__, device);
+	ctrl_err(ctrl, "Slot (device=0x%02x) not found\n", device);
 	return NULL;
 }