[S390] cio: introduce fcx enabled scsw format

Extend the scsw data structure to the format required by fcx. Also
provide helper functions for easier access to fields which are present
in both the traditional as well as the modified format.

Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>

1 files changed, 7 insertions, 5 deletions

diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index a0edae091b5e..e0b77210d37a 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -1404,13 +1404,14 @@ static void dasd_eckd_handle_unsolicited_interrupt(struct dasd_device *device,
 
         /* first of all check for state change pending interrupt */
         mask = DEV_STAT_ATTENTION | DEV_STAT_DEV_END | DEV_STAT_UNIT_EXCEP;
-        if ((irb->scsw.dstat & mask) == mask) {
+        if ((irb->scsw.cmd.dstat & mask) == mask) {
                 dasd_generic_handle_state_change(device);
                 return;
         }
 
         /* summary unit check */
-        if ((irb->scsw.dstat & DEV_STAT_UNIT_CHECK) && irb->ecw[7] == 0x0D) {
+        if ((irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) &&
+            (irb->ecw[7] == 0x0D)) {
                 dasd_alias_handle_summary_unit_check(device, irb);
                 return;
         }
@@ -2068,11 +2069,11 @@ static void dasd_eckd_dump_sense(struct dasd_device *device,
                       device->cdev->dev.bus_id);
         len += sprintf(page + len, KERN_ERR PRINTK_HEADER
                        " in req: %p CS: 0x%02X DS: 0x%02X\n", req,
-                       irb->scsw.cstat, irb->scsw.dstat);
+                       irb->scsw.cmd.cstat, irb->scsw.cmd.dstat);
         len += sprintf(page + len, KERN_ERR PRINTK_HEADER
                        " device %s: Failing CCW: %p\n",
                        device->cdev->dev.bus_id,
-                       (void *) (addr_t) irb->scsw.cpa);
+                       (void *) (addr_t) irb->scsw.cmd.cpa);
         if (irb->esw.esw0.erw.cons) {
                 for (sl = 0; sl < 4; sl++) {
                         len += sprintf(page + len, KERN_ERR PRINTK_HEADER
@@ -2122,7 +2123,8 @@ static void dasd_eckd_dump_sense(struct dasd_device *device,
                 /* scsw->cda is either valid or zero  */
                 len = 0;
                 from = ++to;
-                fail = (struct ccw1 *)(addr_t) irb->scsw.cpa; /* failing CCW */
+                fail = (struct ccw1 *)(addr_t)
+                                irb->scsw.cmd.cpa; /* failing CCW */
                 if (from <  fail - 2) {
                         from = fail - 2;     /* there is a gap - print header */
                         len += sprintf(page, KERN_ERR PRINTK_HEADER "......\n");