[S390] qdio: improve s390 debug feature usage

Improve s390 debug feature usage:
- log busy bit in dbf
- increase size of dbf views
- consistent logging of qdio api calls to setup view
- print subchannel number so one can associate the interface
  with the dbf data
- only log events to one view

Signed-off-by: Jan Glauber <jang@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c
index 1bd2a20..1679e2f 100644
--- a/drivers/s390/cio/qdio_setup.c
+++ b/drivers/s390/cio/qdio_setup.c
@@ -165,7 +165,7 @@
 	void **output_sbal_array = qdio_init->output_sbal_addr_array;
 	int i;
 
-	sprintf(dbf_text, "qfqs%4x", qdio_init->cdev->private->schid.sch_no);
+	sprintf(dbf_text, "qset%4x", qdio_init->cdev->private->schid.sch_no);
 	QDIO_DBF_TEXT0(0, setup, dbf_text);
 
 	for_each_input_queue(irq_ptr, q, i) {
@@ -285,7 +285,7 @@
 	rc = __get_ssqd_info(irq_ptr);
 	if (rc) {
 		QDIO_DBF_TEXT2(0, setup, "ssqdasig");
-		sprintf(dbf_text, "schno%x", irq_ptr->schid.sch_no);
+		sprintf(dbf_text, "schn%4x", irq_ptr->schid.sch_no);
 		QDIO_DBF_TEXT2(0, setup, dbf_text);
 		sprintf(dbf_text, "rc:%d", rc);
 		QDIO_DBF_TEXT2(0, setup, dbf_text);
@@ -447,7 +447,7 @@
 {
 	char s[80];
 
-	sprintf(s, "%s ", cdev->dev.bus_id);
+	sprintf(s, "%s sc:%x ", cdev->dev.bus_id, irq_ptr->schid.sch_no);
 
 	switch (irq_ptr->qib.qfmt) {
 	case QDIO_QETH_QFMT: