diff options
| author | Peter Oberparleiter <peter.oberparleiter@de.ibm.com> | 2008-10-10 21:33:15 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-10-10 21:33:53 +0200 |
| commit | f9c9fe3ecfc0c5ff17728d0c5ee95a4e269ec190 (patch) | |
| tree | 470a7db33fa868234f4f01d4fa768c95fdc6c5cc /drivers/s390/cio/io_sch.h | |
| parent | 1f4e7edabc4071cdff0133e7e04db2d7287d0e36 (diff) | |
[S390] cio: inline assembly cleanup
Fix incorrect in- and output constraints, remove volatile declaration
of inline assembly parameters and reformat constraint declarations to
be more consistent.
Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio/io_sch.h')
| -rw-r--r-- | drivers/s390/cio/io_sch.h | 22 |
1 files changed, 16 insertions, 6 deletions
diff --git a/drivers/s390/cio/io_sch.h b/drivers/s390/cio/io_sch.h index 3f8f1cf69c7..c4f3e7c9a85 100644 --- a/drivers/s390/cio/io_sch.h +++ b/drivers/s390/cio/io_sch.h @@ -123,7 +123,7 @@ struct ccw_device_private { void *cmb_wait; /* deferred cmb enable/disable */ }; -static inline int ssch(struct subchannel_id schid, volatile union orb *addr) +static inline int ssch(struct subchannel_id schid, union orb *addr) { register struct subchannel_id reg1 asm("1") = schid; int ccode = -EIO; @@ -134,7 +134,9 @@ static inline int ssch(struct subchannel_id schid, volatile union orb *addr) " srl %0,28\n" "1:\n" EX_TABLE(0b, 1b) - : "+d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc"); + : "+d" (ccode) + : "d" (reg1), "a" (addr), "m" (*addr) + : "cc", "memory"); return ccode; } @@ -147,7 +149,9 @@ static inline int rsch(struct subchannel_id schid) " rsch\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1) : "cc"); + : "=d" (ccode) + : "d" (reg1) + : "cc", "memory"); return ccode; } @@ -160,7 +164,9 @@ static inline int csch(struct subchannel_id schid) " csch\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1) : "cc"); + : "=d" (ccode) + : "d" (reg1) + : "cc"); return ccode; } @@ -173,7 +179,9 @@ static inline int hsch(struct subchannel_id schid) " hsch\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1) : "cc"); + : "=d" (ccode) + : "d" (reg1) + : "cc"); return ccode; } @@ -186,7 +194,9 @@ static inline int xsch(struct subchannel_id schid) " .insn rre,0xb2760000,%1,0\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1) : "cc"); + : "=d" (ccode) + : "d" (reg1) + : "cc"); return ccode; } |