when CONFIG_PM=n:

drivers/spi/dw_spi_pci.c:150: error: 'spi_suspend' undeclared here (not in a function)
drivers/spi/dw_spi_pci.c:151: error: 'spi_resume' undeclared here (not in a function)
Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Acked-by: Feng Tang <feng.tang@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>