qede: Add qedr framework

Adds a skeletal implementation of the qede RoCE driver -
The qedr has some dependencies of the state of the underlying base
interface. This adds some logic required with mutual registrations
and the ability to pass updates on 'intresting' events.

Signed-off-by: Ram Amrani <Ram.Amrani@caviumnetworks.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qlogic/Kconfig

@@ -89,12 +89,7 @@ config QED
 	  This enables the support for ...
 
 config QED_LL2
-	bool "Qlogic QED Light L2 interface"
-	default n
-	depends on QED
-	---help---
-	This enables support for Light L2 interface which is required
-	by all qed protocol drivers other than qede.
+	bool
 
 config QED_SRIOV
 	bool "QLogic QED 25/40/100Gb SR-IOV support"
@@ -112,4 +107,15 @@ config QEDE
 	---help---
 	  This enables the support for ...
 
+config INFINIBAND_QEDR
+	tristate "QLogic qede RoCE sources [debug]"
+	depends on QEDE && 64BIT
+	select QED_LL2
+	default n
+	---help---
+	  This provides a temporary node that allows the compilation
+	  and logical testing of the InfiniBand over Ethernet support
+	  for QLogic QED. This would be replaced by the 'real' option
+	  once the QEDR driver is added [+relocated].
+
 endif # NET_VENDOR_QLOGIC