Use MSI-X interrupts, just one for now.
Pre-allocate array for request sense buffers, similar to command frames.
No more messing about with scsi_alloc_consistent_buf().
Changes to enable driver to compile.
Header paths, object lists, etc.

*** 936,945 ****
--- 936,949 ----
  
  $(OBJS_DIR)/%.o:                $(UTSBASE)/common/io/scsi/adapters/mpt_sas/%.c
          $(COMPILE.c) -o $@ $<
          $(CTFCONVERT_O)
  
+ $(OBJS_DIR)/%.o:                $(UTSBASE)/common/io/scsi/adapters/mpt_sas3/%.c
+         $(COMPILE.c) -o $@ $<
+         $(CTFCONVERT_O)
+ 
  $(OBJS_DIR)/%.o:                $(UTSBASE)/common/io/mxfe/%.c
          $(COMPILE.c) -o $@ $<
          $(CTFCONVERT_O)
  
  $(OBJS_DIR)/%.o:                $(UTSBASE)/common/io/mwl/%.c
*** 2232,2241 ****
--- 2236,2248 ----
          @($(LHEAD) $(LINT.c) $< $(LTAIL))
  
  $(LINTS_DIR)/%.ln:              $(UTSBASE)/common/io/scsi/adapters/mpt_sas/%.c
          @($(LHEAD) $(LINT.c) $< $(LTAIL))
  
+ $(LINTS_DIR)/%.ln:              $(UTSBASE)/common/io/scsi/adapters/mpt_sas3/%.c
+         @($(LHEAD) $(LINT.c) $< $(LTAIL))
+ 
  $(LINTS_DIR)/%.ln:              $(UTSBASE)/common/io/mxfe/%.c
          @($(LHEAD) $(LINT.c) $< $(LTAIL))
  
  $(LINTS_DIR)/%.ln:              $(UTSBASE)/common/io/mwl/%.c
          @($(LHEAD) $(LINT.c) $< $(LTAIL))