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path: root/drivers/s390/cio/chsc.h
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Diffstat (limited to 'drivers/s390/cio/chsc.h')
-rw-r--r--drivers/s390/cio/chsc.h13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index be20da49d147..44e4b4bb1c5a 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -1,12 +1,12 @@
#ifndef S390_CHSC_H
#define S390_CHSC_H
-#define NR_CHPIDS 256
-
#define CHSC_SEI_ACC_CHPID 1
#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;
@@ -43,7 +43,9 @@ struct css_general_char {
u32 ext_mb : 1; /* bit 48 */
u32 : 7;
u32 aif_tdd : 1; /* bit 56 */
- u32 : 10;
+ u32 : 1;
+ u32 qebsm : 1; /* bit 58 */
+ u32 : 8;
u32 aif_osa : 1; /* bit 67 */
u32 : 28;
}__attribute__((packed));
@@ -63,4 +65,9 @@ extern int chsc_determine_css_characteristics(void);
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