[S390] zcrypt: adjust speed rating of cex3 adapters

Cex3 needs a lower speed rating. Otherwise cex2 adapters will be
prefered.

Signed-off-by: Felix Beck <felix.beck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/crypto/zcrypt_cex2a.c b/drivers/s390/crypto/zcrypt_cex2a.c
index a90b760..c6fb0aa 100644
--- a/drivers/s390/crypto/zcrypt_cex2a.c
+++ b/drivers/s390/crypto/zcrypt_cex2a.c
@@ -43,7 +43,7 @@
 #define CEX3A_MAX_MOD_SIZE	CEX2A_MAX_MOD_SIZE
 
 #define CEX2A_SPEED_RATING	970
-#define CEX3A_SPEED_RATING	1100
+#define CEX3A_SPEED_RATING	900 /* Fixme: Needs finetuning */
 
 #define CEX2A_MAX_MESSAGE_SIZE	0x390	/* sizeof(struct type50_crb2_msg)    */
 #define CEX2A_MAX_RESPONSE_SIZE 0x110	/* max outputdatalength + type80_hdr */