X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fs390%2Fchar%2Fsclp.h;h=bac80e856f97978d1c9354e7df7830fc2fa76691;hb=cc556c5c92a45763e23015a31efb27005a6132fa;hp=aa8186d18aee8c957a074d845507b74ac985cf1e;hpb=08d07968277cd898c88bf12b7720d89c02c4f139;p=linux-2.6

diff --git a/drivers/s390/char/sclp.h b/drivers/s390/char/sclp.h
index aa8186d18a..bac80e856f 100644
--- a/drivers/s390/char/sclp.h
+++ b/drivers/s390/char/sclp.h
@@ -122,11 +122,13 @@ struct sclp_req {
 /* of some routines it wants to be called from the low level driver */
 struct sclp_register {
 	struct list_head list;
-	/* event masks this user is registered for */
+	/* User wants to receive: */
 	sccb_mask_t receive_mask;
+	/* User wants to send: */
 	sccb_mask_t send_mask;
-	/* actually present events */
+	/* H/W can receive: */
 	sccb_mask_t sclp_receive_mask;
+	/* H/W can send: */
 	sccb_mask_t sclp_send_mask;
 	/* called if event type availability changes */
 	void (*state_change_fn)(struct sclp_register *);