scsi: fnic: Add and integrate support for FIP

Add and integrate support for FCoE Initialization (protocol) FIP. This
protocol will be exercised on Cisco UCS rack servers.

Add support to specifically print FIP related debug messages.

Replace existing definitions to handle new data structures.

Clean up old and obsolete definitions.

Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Reviewed-by: Sesidhar Baddela <[email protected]>
Co-developed-by: Gian Carlo Boffa <[email protected]>
Signed-off-by: Gian Carlo Boffa <[email protected]>
Co-developed-by: Arulprabhu Ponnusamy <[email protected]>
Signed-off-by: Arulprabhu Ponnusamy <[email protected]>
Co-developed-by: Arun Easi <[email protected]>
Signed-off-by: Arun Easi <[email protected]>
Co-developed-by: Karan Tilak Kumar <[email protected]>
Signed-off-by: Karan Tilak Kumar <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Martin K. Petersen <[email protected]>

Author: Karan Tilak Kumar

drivers/scsi/fnic/Makefile

@@ -2,6 +2,7 @@
 obj-$(CONFIG_FCOE_FNIC) += fnic.o
 
 fnic-y	:= \
+	fip.o\
 	fnic_attrs.o \
 	fnic_isr.o \
 	fnic_main.o \