staging: gpib: fix pcmcia dependencies

With CONFIG_PCMCIA=m, the gpib drivers that optionally support PCMCIA
cannot be built-in.

Add a Kconfig dependency to force these to be loadable modules as
well, and change the GPIB_PCMCIA symbol to have the correct state
for that.

Signed-off-by: Arnd Bergmann <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/gpib/Kconfig

···
 	depends on ISA_BUS || PCI || PCMCIA
 	depends on HAS_IOPORT
 	depends on !X86_PAE
+	depends on PCMCIA || !PCMCIA
 	select GPIB_COMMON
 	select GPIB_NEC7210
 	help
···
 	depends on HAS_IOPORT
 	depends on ISA_BUS || PCI || PCMCIA
 	depends on !X86_PAE
+	depends on PCMCIA || !PCMCIA
        select GPIB_COMMON
 	select GPIB_NEC7210
        help
···
 config GPIB_INES
        tristate "INES"
 	depends on PCI || ISA_BUS || PCMCIA
+	depends on PCMCIA || !PCMCIA
 	depends on HAS_IOPORT
 	depends on !X86_PAE
        select GPIB_COMMON
···
 	  called cb7210.
 
 config GPIB_PCMCIA
-       bool "PCMCIA/Cardbus support for NI MC and Ines boards"
-       depends on PCCARD && (GPIB_NI_PCI_ISA || GPIB_CB7210 || GPIB_INES)
+       def_bool y
+       depends on PCMCIA && (GPIB_NI_PCI_ISA || GPIB_CB7210 || GPIB_INES)
        help
          Enable PCMCIA/CArdbus support for National Instruments,
 	 measurement computing boards and Ines boards.