qeth: reduce number of kernel messages

Remove unnecessary messages. Write important debug information to
s390dbf.

Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

diff --cc drivers/s390/net/qeth_core_main.c
Simple merge

diff --cc drivers/s390/net/qeth_core_offl.c
Simple merge

diff --cc drivers/s390/net/qeth_core_sys.c
Simple merge

diff --cc drivers/s390/net/qeth_l2_main.c
Simple merge

diff --cc drivers/s390/net/qeth_l3_main.c
Simple merge

diff --cc drivers/s390/net/qeth_l3_sys.c
Simple merge