s390x/css: use ccw data stream
commit0a22eac5aaf90b2c2c1a4c29eecc25ef508d520b
authorHalil Pasic <pasic@linux.vnet.ibm.com>
Thu, 21 Sep 2017 18:08:38 +0000 (21 20:08 +0200)
committerCornelia Huck <cohuck@redhat.com>
Fri, 6 Oct 2017 08:53:01 +0000 (6 10:53 +0200)
tree72230ff6f6160cde405dcb44f568746639bbc97c
parent57065a70d00c36f5d20d430eb64d16db8e761c31
s390x/css: use ccw data stream

Replace direct access which implicitly assumes no IDA
or MIDA with the new ccw data stream interface which should
cope with these transparently in the future.

Note that checking the return code for ccw_dstream_* will be
done in a follow-on patch.

Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Reviewed-by: Dong Jia Shi <bjsdjshi@linux.vnet.ibm.com>
Reviewed-by: Pierre Morel <pmorel@linux.vnet.ibm.com>
Message-Id: <20170921180841.24490-3-pasic@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
hw/s390x/css.c