diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2021-06-22 14:07:23 +0200 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2021-06-28 11:18:28 +0200 |
| commit | 6d7c628be71dafa851b482c6dd90d2fa4ee3f6c4 (patch) | |
| tree | ecb483db6ae9b80abde4f59d60ecf521dd05662c /drivers/s390 | |
| parent | 8cf23c8e1fec64c8a1e748816f2f2926cacfb0fa (diff) | |
s390/cmf: get rid of register asm
Acked-by: Peter Oberparleiter <oberpar@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Diffstat (limited to 'drivers/s390')
| -rw-r--r-- | drivers/s390/cio/cmf.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c index b7b590646d58..5584aa46c94e 100644 --- a/drivers/s390/cio/cmf.c +++ b/drivers/s390/cio/cmf.c @@ -163,13 +163,14 @@ static inline u64 time_to_avg_nsec(u32 value, u32 count) */ static inline void cmf_activate(void *area, unsigned int onoff) { - register void * __gpr2 asm("2"); - register long __gpr1 asm("1"); - - __gpr2 = area; - __gpr1 = onoff; /* activate channel measurement */ - asm("schm" : : "d" (__gpr2), "d" (__gpr1) ); + asm volatile( + " lgr 1,%[r1]\n" + " lgr 2,%[mbo]\n" + " schm\n" + : + : [r1] "d" ((unsigned long)onoff), [mbo] "d" (area) + : "1", "2"); } static int set_schib(struct ccw_device *cdev, u32 mme, int mbfc, |