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authorCornelia Huck <cohuck@de.ibm.com>2006-01-06 00:19:23 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-06 08:33:51 -0800
commita28c69448154a0901e8815922030c5dcd2f8e388 (patch)
tree532ac1d4abc9cb9317bdfabc09b225ef616dd07b /drivers/s390/cio/chsc.h
parentf97a56fb768e5fe9cd07c56ca47870136bb5530c (diff)
downloadvexpress-lsk-a28c69448154a0901e8815922030c5dcd2f8e388.tar.gz
[PATCH] s390: introduce struct channel_subsystem
struct channel_subsystem encapsulates several per channel subsystem properties, like status of chpids or the global path group id. Signed-off-by: Cornelia Huck <cohuck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/s390/cio/chsc.h')
-rw-r--r--drivers/s390/cio/chsc.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/s390/cio/chsc.h b/drivers/s390/cio/chsc.h
index 69450134bec..170083ca434 100644
--- a/drivers/s390/cio/chsc.h
+++ b/drivers/s390/cio/chsc.h
@@ -1,8 +1,6 @@
#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
@@ -65,4 +63,7 @@ extern int chsc_determine_css_characteristics(void);
extern int css_characteristics_avail;
extern void *chsc_get_chp_desc(struct subchannel*, int);
+
+#define to_channelpath(dev) container_of(dev, struct channel_path, dev)
+
#endif