summaryrefslogtreecommitdiffstats
path: root/drivers/s390/cio/chsc.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/s390/cio/chsc.h')
-rw-r--r--drivers/s390/cio/chsc.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 170083ca4349..44e4b4bb1c5a 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -5,6 +5,8 @@
#define CHSC_SEI_ACC_LINKADDR 2
#define CHSC_SEI_ACC_FULLLINKADDR 3
+#define CHSC_SDA_OC_MSS 0x2
+
struct chsc_header {
u16 length;
u16 code;
@@ -64,6 +66,8 @@ extern int css_characteristics_avail;
extern void *chsc_get_chp_desc(struct subchannel*, int);
+extern int chsc_enable_facility(int);
+
#define to_channelpath(dev) container_of(dev, struct channel_path, dev)
#endif
OpenPOWER on IntegriCloud