summaryrefslogtreecommitdiffstats
path: root/drivers/s390/cio/qdio_main.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:17:38 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 04:17:38 +0000
commit9db339b27f903add3e85b6448c6ca4681450c187 (patch)
tree2e9f25d374e0b322841a7cabe8100b5b52c0e69d /drivers/s390/cio/qdio_main.c
parentAdding upstream version 4.19.282. (diff)
downloadlinux-upstream/4.19.289.tar.xz
linux-upstream/4.19.289.zip
Adding upstream version 4.19.289.upstream/4.19.289
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/s390/cio/qdio_main.c')
-rw-r--r--drivers/s390/cio/qdio_main.c62
1 files changed, 33 insertions, 29 deletions
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 4b7cc8d42..6100cf4df 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -31,38 +31,41 @@ MODULE_DESCRIPTION("QDIO base support");
MODULE_LICENSE("GPL");
static inline int do_siga_sync(unsigned long schid,
- unsigned int out_mask, unsigned int in_mask,
+ unsigned long out_mask, unsigned long in_mask,
unsigned int fc)
{
- register unsigned long __fc asm ("0") = fc;
- register unsigned long __schid asm ("1") = schid;
- register unsigned long out asm ("2") = out_mask;
- register unsigned long in asm ("3") = in_mask;
int cc;
asm volatile(
+ " lgr 0,%[fc]\n"
+ " lgr 1,%[schid]\n"
+ " lgr 2,%[out]\n"
+ " lgr 3,%[in]\n"
" siga 0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc)
- : "d" (__fc), "d" (__schid), "d" (out), "d" (in) : "cc");
+ " ipm %[cc]\n"
+ " srl %[cc],28\n"
+ : [cc] "=&d" (cc)
+ : [fc] "d" (fc), [schid] "d" (schid),
+ [out] "d" (out_mask), [in] "d" (in_mask)
+ : "cc", "0", "1", "2", "3");
return cc;
}
-static inline int do_siga_input(unsigned long schid, unsigned int mask,
- unsigned int fc)
+static inline int do_siga_input(unsigned long schid, unsigned long mask,
+ unsigned long fc)
{
- register unsigned long __fc asm ("0") = fc;
- register unsigned long __schid asm ("1") = schid;
- register unsigned long __mask asm ("2") = mask;
int cc;
asm volatile(
+ " lgr 0,%[fc]\n"
+ " lgr 1,%[schid]\n"
+ " lgr 2,%[mask]\n"
" siga 0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc)
- : "d" (__fc), "d" (__schid), "d" (__mask) : "cc");
+ " ipm %[cc]\n"
+ " srl %[cc],28\n"
+ : [cc] "=&d" (cc)
+ : [fc] "d" (fc), [schid] "d" (schid), [mask] "d" (mask)
+ : "cc", "0", "1", "2");
return cc;
}
@@ -78,23 +81,24 @@ static inline int do_siga_input(unsigned long schid, unsigned int mask,
* Note: For IQDC unicast queues only the highest priority queue is processed.
*/
static inline int do_siga_output(unsigned long schid, unsigned long mask,
- unsigned int *bb, unsigned int fc,
+ unsigned int *bb, unsigned long fc,
unsigned long aob)
{
- register unsigned long __fc asm("0") = fc;
- register unsigned long __schid asm("1") = schid;
- register unsigned long __mask asm("2") = mask;
- register unsigned long __aob asm("3") = aob;
int cc;
asm volatile(
+ " lgr 0,%[fc]\n"
+ " lgr 1,%[schid]\n"
+ " lgr 2,%[mask]\n"
+ " lgr 3,%[aob]\n"
" siga 0\n"
- " ipm %0\n"
- " srl %0,28\n"
- : "=d" (cc), "+d" (__fc), "+d" (__aob)
- : "d" (__schid), "d" (__mask)
- : "cc");
- *bb = __fc >> 31;
+ " lgr %[fc],0\n"
+ " ipm %[cc]\n"
+ " srl %[cc],28\n"
+ : [cc] "=&d" (cc), [fc] "+&d" (fc)
+ : [schid] "d" (schid), [mask] "d" (mask), [aob] "d" (aob)
+ : "cc", "0", "1", "2", "3");
+ *bb = fc >> 31;
return cc;
}