firewire: additional help in Kconfig

Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

drivers/firewire/Kconfig

@@ -16,11 +16,13 @@ config FW
 	  is the core support only, you will also need to select a driver for
 	  your IEEE 1394 adapter.
 
-	  This is the "JUJU" FireWire stack, an alternative
-	  implementation designed for robustness and simplicity.
+	  To compile this driver as a module, say M here: the module will be
+	  called fw-core.
 
-	  To compile this driver as a module, say M here: the
-	  module will be called fw-core.
+	  This is the "JUJU" FireWire stack, an alternative implementation
+	  designed for robustness and simplicity.  You can build either this
+	  stack, or the classic stack (the ieee1394 driver, ohci1394 etc.)
+	  or both.
 
 config FW_OHCI
 	tristate "Support for OHCI FireWire host controllers"
@@ -30,8 +32,12 @@ config FW_OHCI
 	  on the OHCI specification.  For all practical purposes, this
 	  is the only chipset in use, so say Y here.
 
-	  To compile this driver as a module, say M here: the
-	  module will be called fw-ohci.
+	  To compile this driver as a module, say M here:  The module will be
+	  called fw-ohci.
+
+	  If you also build ohci1394 of the classic IEEE 1394 driver stack,
+	  blacklist either ohci1394 or fw-ohci to let hotplug load the desired
+	  driver.
 
 config FW_SBP2
 	tristate "Support for storage devices (SBP-2 protocol driver)"
@@ -42,6 +48,13 @@ config FW_SBP2
 	  harddisks and DVD drives, also some other FireWire devices
 	  like scanners.
 
+	  To compile this driver as a module, say M here:  The module will be
+	  called fw-sbp2.
+
 	  You should also enable support for disks, CD-ROMs, etc. in the SCSI
 	  configuration section.
 
+	  If you also build sbp2 of the classic IEEE 1394 driver stack,
+	  blacklist either sbp2 or fw-sbp2 to let hotplug load the desired
+	  driver.
+