pcmcia: deprecate CS_UNSUPPORTED_*

CS_UNSUPPORTED_MODE and CS_UNSUPPORTED_FUNCTION were mostly used to denote
trying to use PCMCIA functions on CardBus cards.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>

drivers/pcmcia/cistpl.c

@@ -1397,7 +1397,7 @@ int pccard_parse_tuple(tuple_t *tuple, cisparse_t *parse)
 	ret = 0;
 	break;
     default:
-	ret = CS_UNSUPPORTED_FUNCTION;
+	ret = -EINVAL;
 	break;
     }
     return ret;