diff options
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/cio/cio.c | 2 | ||||
| -rw-r--r-- | drivers/s390/cio/io_sch.h | 22 | ||||
| -rw-r--r-- | drivers/s390/cio/ioasm.h | 49 |
3 files changed, 45 insertions, 28 deletions
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c index 719d6c406e9..030083f9c6f 100644 --- a/drivers/s390/cio/cio.c +++ b/drivers/s390/cio/cio.c @@ -901,7 +901,7 @@ static void cio_reset_pgm_check_handler(void) pgm_check_occured = 1; } -static int stsch_reset(struct subchannel_id schid, volatile struct schib *addr) +static int stsch_reset(struct subchannel_id schid, struct schib *addr) { int rc; 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; } diff --git a/drivers/s390/cio/ioasm.h b/drivers/s390/cio/ioasm.h index 9fa2ac13ac8..75926279263 100644 --- a/drivers/s390/cio/ioasm.h +++ b/drivers/s390/cio/ioasm.h @@ -23,38 +23,39 @@ struct tpi_info { * Some S390 specific IO instructions as inline */ -static inline int stsch(struct subchannel_id schid, - volatile struct schib *addr) +static inline int stsch(struct subchannel_id schid, struct schib *addr) { register struct subchannel_id reg1 asm ("1") = schid; int ccode; asm volatile( - " stsch 0(%2)\n" + " stsch 0(%3)\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc"); + : "=d" (ccode), "=m" (*addr) + : "d" (reg1), "a" (addr) + : "cc"); return ccode; } -static inline int stsch_err(struct subchannel_id schid, - volatile struct schib *addr) +static inline int stsch_err(struct subchannel_id schid, struct schib *addr) { register struct subchannel_id reg1 asm ("1") = schid; int ccode = -EIO; asm volatile( - " stsch 0(%2)\n" + " stsch 0(%3)\n" "0: ipm %0\n" " srl %0,28\n" "1:\n" EX_TABLE(0b,1b) - : "+d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc"); + : "+d" (ccode), "=m" (*addr) + : "d" (reg1), "a" (addr) + : "cc"); return ccode; } -static inline int msch(struct subchannel_id schid, - volatile struct schib *addr) +static inline int msch(struct subchannel_id schid, struct schib *addr) { register struct subchannel_id reg1 asm ("1") = schid; int ccode; @@ -63,12 +64,13 @@ static inline int msch(struct subchannel_id schid, " msch 0(%2)\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc"); + : "=d" (ccode) + : "d" (reg1), "a" (addr), "m" (*addr) + : "cc"); return ccode; } -static inline int msch_err(struct subchannel_id schid, - volatile struct schib *addr) +static inline int msch_err(struct subchannel_id schid, struct schib *addr) { register struct subchannel_id reg1 asm ("1") = schid; int ccode = -EIO; @@ -79,33 +81,38 @@ static inline int msch_err(struct subchannel_id schid, " 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"); return ccode; } -static inline int tsch(struct subchannel_id schid, - volatile struct irb *addr) +static inline int tsch(struct subchannel_id schid, struct irb *addr) { register struct subchannel_id reg1 asm ("1") = schid; int ccode; asm volatile( - " tsch 0(%2)\n" + " tsch 0(%3)\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "d" (reg1), "a" (addr), "m" (*addr) : "cc"); + : "=d" (ccode), "=m" (*addr) + : "d" (reg1), "a" (addr) + : "cc"); return ccode; } -static inline int tpi( volatile struct tpi_info *addr) +static inline int tpi(struct tpi_info *addr) { int ccode; asm volatile( - " tpi 0(%1)\n" + " tpi 0(%2)\n" " ipm %0\n" " srl %0,28" - : "=d" (ccode) : "a" (addr), "m" (*addr) : "cc"); + : "=d" (ccode), "=m" (*addr) + : "a" (addr) + : "cc"); return ccode; } |