sif driver initial commit part 2

sif driver initial commit part 2

sif_fwa.c:       Firmware access API (netlink based out-of-band comm)
sif_fwa.h:       Low level access to a SIF device
sif_hwi.c:       Hardware init for SIF - combines the various init steps for psif
sif_hwi.h:       Hardware init for SIF
sif_ibcq.h:      External interface to IB completion queue logic for SIF
sif_ibpd.h:      External interface to (IB) protection domains for SIF
sif_ibqp.h:      External interface to IB queue pair logic for sif
sif_idr.c:       Synchronized ID ref allocation
sif_idr.h:       simple id allocation and deallocation for SIF
sif_int_user.h:  This file defines special internal data structures used
sif_ireg.c:      Utilities and entry points needed for Infiniband registration
sif_ireg.h:      support functions used in setup of sif as an IB HCA
sif_main.c:      main entry points and initialization
sif_mem.c:       SIF table memory and page table management
sif_mem.h:       A common interface for all memory used by
sif_mmu.c:       main entry points and initialization
sif_mmu.h:       API for management of sif's on-chip mmu.
sif_mr.c:        Implementation of memory regions support for SIF
sif_mr.h:        Interface to internal IB memory registration logic for SIF
sif_mw.c:        Implementation of memory windows for SIF
sif_mw.h:        Interface to internal IB memory window logic for SIF
sif_pd.c:        Implementation of IB protection domains for SIF
sif_pd.h:        Internal interface to protection domains
sif_pqp.c:       Privileged QP handling
sif_pqp.h:       Privileged QP handling

Signed-off-by: Knut Omang <knut.omang@oracle.com>