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>
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index 037cb0c..e847c32 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -769,7 +769,7 @@
 			break;
 		}
 		if (skt->state & SOCKET_CARDBUS) {
-			ret = CS_UNSUPPORTED_FUNCTION;
+			ret = -EPERM;
 			break;
 		}
 
@@ -810,7 +810,7 @@
 			break;
 		}
 		if (skt->state & SOCKET_CARDBUS) {
-			ret = CS_UNSUPPORTED_FUNCTION;
+			ret = -EPERM;
 			break;
 		}
 		if (skt->callback) {
@@ -840,7 +840,7 @@
 			break;
 		}
 		if (skt->state & SOCKET_CARDBUS) {
-			ret = CS_UNSUPPORTED_FUNCTION;
+			ret = -EPERM;
 			break;
 		}
 		ret = socket_resume(skt);