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authorPeter Oberparleiter <peter.oberparleiter@de.ibm.com>2007-04-27 16:01:28 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-04-27 16:01:38 +0200
commite6b6e10ac1de116fc6d2288f185393014851cccf (patch)
tree85602cd6aed77d36cf87cbc05ac380c568e757ac /drivers/s390/cio/chsc.h
parent[S390] cio: Allow 0 and 1 as input for channel path status attribute. (diff)
downloadlinux-dev-e6b6e10ac1de116fc6d2288f185393014851cccf.tar.xz
linux-dev-e6b6e10ac1de116fc6d2288f185393014851cccf.zip
[S390] cio: Introduce separate files for channel-path related code.
Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/chsc.h')
-rw-r--r--drivers/s390/cio/chsc.h28
1 files changed, 7 insertions, 21 deletions
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 2949c85b6d92..0e40defc6087 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -5,10 +5,6 @@
#include <linux/device.h>
#include "chpid.h"
-#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 {
@@ -37,23 +33,10 @@ struct channel_path_desc {
u8 chpp;
} __attribute__ ((packed));
-struct channel_path {
- struct chp_id chpid;
- int state;
- struct channel_path_desc desc;
- /* Channel-measurement related stuff: */
- int cmg;
- int shared;
- void *cmg_chars;
- struct device dev;
-};
+struct channel_path;
-extern void s390_process_css( void );
-extern void chsc_validate_chpids(struct subchannel *);
-extern void chpid_is_actually_online(struct chp_id);
extern int css_get_ssd_info(struct subchannel *);
extern int chsc_process_crw(void);
-extern int chp_process_crw(int, int);
struct css_general_char {
u64 : 41;
@@ -89,12 +72,15 @@ extern struct css_chsc_char css_chsc_characteristics;
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);
struct channel_subsystem;
extern int chsc_secm(struct channel_subsystem *, int);
-#define to_channelpath(device) container_of(device, struct channel_path, dev)
+int chsc_chp_vary(struct chp_id chpid, int on);
+int chsc_determine_channel_path_description(struct chp_id chpid,
+ struct channel_path_desc *desc);
+int chsc_chp_online(struct chp_id chpid);
+void chsc_chp_offline(struct chp_id chpid);
+int chsc_get_channel_measurement_chars(struct channel_path *chp);
#endif