From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001 From: Srikant Patnaik Date: Sun, 11 Jan 2015 12:28:04 +0530 Subject: Moved, renamed, and deleted files The original directory structure was scattered and unorganized. Changes are basically to make it look like kernel structure. --- arch/s390/include/asm/schid.h | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 arch/s390/include/asm/schid.h (limited to 'arch/s390/include/asm/schid.h') diff --git a/arch/s390/include/asm/schid.h b/arch/s390/include/asm/schid.h new file mode 100644 index 00000000..3e4d401b --- /dev/null +++ b/arch/s390/include/asm/schid.h @@ -0,0 +1,34 @@ +#ifndef ASM_SCHID_H +#define ASM_SCHID_H + +#include + +struct subchannel_id { + __u32 cssid : 8; + __u32 : 4; + __u32 m : 1; + __u32 ssid : 2; + __u32 one : 1; + __u32 sch_no : 16; +} __attribute__ ((packed, aligned(4))); + +#ifdef __KERNEL__ +#include + +/* Helper function for sane state of pre-allocated subchannel_id. */ +static inline void +init_subchannel_id(struct subchannel_id *schid) +{ + memset(schid, 0, sizeof(struct subchannel_id)); + schid->one = 1; +} + +static inline int +schid_equal(struct subchannel_id *schid1, struct subchannel_id *schid2) +{ + return !memcmp(schid1, schid2, sizeof(struct subchannel_id)); +} + +#endif /* __KERNEL__ */ + +#endif /* ASM_SCHID_H */ -- cgit