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authorPeter Oberparleiter <peter.oberparleiter@de.ibm.com>2008-07-14 03:58:50 -0400
committerHeiko Carstens <heiko.carstens@de.ibm.com>2008-07-14 04:02:07 -0400
commit23d805b647db6c2063a13089497615efa9deacdd (patch)
tree87fea2384f95192b68535c7ddb1495776677ce85
parent4f2bd92e3b4f3b6405c5aadae3ad64acd94cdb78 (diff)
[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>
Diffstat
-rw-r--r--drivers/s390/block/dasd.c18
-rw-r--r--drivers/s390/block/dasd_3990_erp.c15
-rw-r--r--drivers/s390/block/dasd_eckd.c12
-rw-r--r--drivers/s390/block/dasd_fba.c12
-rw-r--r--drivers/s390/char/con3215.c6
-rw-r--r--drivers/s390/char/con3270.c6
-rw-r--r--drivers/s390/char/fs3270.c6
-rw-r--r--drivers/s390/char/raw3270.c16
-rw-r--r--drivers/s390/char/tape_34xx.c12
-rw-r--r--drivers/s390/char/tape_3590.c21
-rw-r--r--drivers/s390/char/tape_core.c15
-rw-r--r--drivers/s390/char/tty3270.c6
-rw-r--r--drivers/s390/char/vmur.c5
-rw-r--r--drivers/s390/cio/Makefile2
-rw-r--r--drivers/s390/cio/cio.c14
-rw-r--r--drivers/s390/cio/cio.h2
-rw-r--r--drivers/s390/cio/cmf.c8
-rw-r--r--drivers/s390/cio/device.c2
-rw-r--r--drivers/s390/cio/device_fsm.c49
-rw-r--r--drivers/s390/cio/device_id.c14
-rw-r--r--drivers/s390/cio/device_ops.c17
-rw-r--r--drivers/s390/cio/device_pgid.c24
-rw-r--r--drivers/s390/cio/device_status.c133
-rw-r--r--drivers/s390/cio/qdio.c4
-rw-r--r--drivers/s390/cio/scsw.c843
-rw-r--r--drivers/s390/net/claw.c77
-rw-r--r--drivers/s390/net/ctcm_fsms.c12
-rw-r--r--drivers/s390/net/ctcm_main.c28
-rw-r--r--drivers/s390/net/lcs.c37
-rw-r--r--drivers/s390/net/qeth_core_main.c12
-rw-r--r--include/asm-s390/cio.h114
31 files changed, 1254 insertions, 288 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 1a4025683362..1b6c52ef7339 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -995,14 +995,14 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
995 now = get_clock(); 995 now = get_clock();
996 996
997 DBF_EVENT(DBF_ERR, "Interrupt: bus_id %s CS/DS %04x ip %08x", 997 DBF_EVENT(DBF_ERR, "Interrupt: bus_id %s CS/DS %04x ip %08x",
998 cdev->dev.bus_id, ((irb->scsw.cstat<<8)|irb->scsw.dstat), 998 cdev->dev.bus_id, ((irb->scsw.cmd.cstat << 8) |
999 (unsigned int) intparm); 999 irb->scsw.cmd.dstat), (unsigned int) intparm);
1000 1000
1001 /* check for unsolicited interrupts */ 1001 /* check for unsolicited interrupts */
1002 cqr = (struct dasd_ccw_req *) intparm; 1002 cqr = (struct dasd_ccw_req *) intparm;
1003 if (!cqr || ((irb->scsw.cc == 1) && 1003 if (!cqr || ((irb->scsw.cmd.cc == 1) &&
1004 (irb->scsw.fctl & SCSW_FCTL_START_FUNC) && 1004 (irb->scsw.cmd.fctl & SCSW_FCTL_START_FUNC) &&
1005 (irb->scsw.stctl & SCSW_STCTL_STATUS_PEND)) ) { 1005 (irb->scsw.cmd.stctl & SCSW_STCTL_STATUS_PEND))) {
1006 if (cqr && cqr->status == DASD_CQR_IN_IO) 1006 if (cqr && cqr->status == DASD_CQR_IN_IO)
1007 cqr->status = DASD_CQR_QUEUED; 1007 cqr->status = DASD_CQR_QUEUED;
1008 device = dasd_device_from_cdev_locked(cdev); 1008 device = dasd_device_from_cdev_locked(cdev);
@@ -1025,7 +1025,7 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
1025 1025
1026 /* Check for clear pending */ 1026 /* Check for clear pending */
1027 if (cqr->status == DASD_CQR_CLEAR_PENDING && 1027 if (cqr->status == DASD_CQR_CLEAR_PENDING &&
1028 irb->scsw.fctl & SCSW_FCTL_CLEAR_FUNC) { 1028 irb->scsw.cmd.fctl & SCSW_FCTL_CLEAR_FUNC) {
1029 cqr->status = DASD_CQR_CLEARED; 1029 cqr->status = DASD_CQR_CLEARED;
1030 dasd_device_clear_timer(device); 1030 dasd_device_clear_timer(device);
1031 wake_up(&dasd_flush_wq); 1031 wake_up(&dasd_flush_wq);
@@ -1041,11 +1041,11 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
1041 return; 1041 return;
1042 } 1042 }
1043 DBF_DEV_EVENT(DBF_DEBUG, device, "Int: CS/DS 0x%04x for cqr %p", 1043 DBF_DEV_EVENT(DBF_DEBUG, device, "Int: CS/DS 0x%04x for cqr %p",
1044 ((irb->scsw.cstat << 8) | irb->scsw.dstat), cqr); 1044 ((irb->scsw.cmd.cstat << 8) | irb->scsw.cmd.dstat), cqr);
1045 next = NULL; 1045 next = NULL;
1046 expires = 0; 1046 expires = 0;
1047 if (irb->scsw.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END) && 1047 if (irb->scsw.cmd.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END) &&
1048 irb->scsw.cstat == 0 && !irb->esw.esw0.erw.cons) { 1048 irb->scsw.cmd.cstat == 0 && !irb->esw.esw0.erw.cons) {
1049 /* request was completed successfully */ 1049 /* request was completed successfully */
1050 cqr->status = DASD_CQR_SUCCESS; 1050 cqr->status = DASD_CQR_SUCCESS;
1051 cqr->stopclk = now; 1051 cqr->stopclk = now;
diff --git a/drivers/s390/block/dasd_3990_erp.c b/drivers/s390/block/dasd_3990_erp.c
index e6700df52df4..5c6e6f331cb0 100644
--- a/drivers/s390/block/dasd_3990_erp.c
+++ b/drivers/s390/block/dasd_3990_erp.c
@@ -1572,7 +1572,7 @@ dasd_3990_erp_action_1B_32(struct dasd_ccw_req * default_erp, char *sense)
1572 1572
1573 /* determine the address of the CCW to be restarted */ 1573 /* determine the address of the CCW to be restarted */
1574 /* Imprecise ending is not set -> addr from IRB-SCSW */ 1574 /* Imprecise ending is not set -> addr from IRB-SCSW */
1575 cpa = default_erp->refers->irb.scsw.cpa; 1575 cpa = default_erp->refers->irb.scsw.cmd.cpa;
1576 1576
1577 if (cpa == 0) { 1577 if (cpa == 0) {
1578 1578
@@ -1725,7 +1725,7 @@ dasd_3990_update_1B(struct dasd_ccw_req * previous_erp, char *sense)
1725 1725
1726 /* determine the address of the CCW to be restarted */ 1726 /* determine the address of the CCW to be restarted */
1727 /* Imprecise ending is not set -> addr from IRB-SCSW */ 1727 /* Imprecise ending is not set -> addr from IRB-SCSW */
1728 cpa = previous_erp->irb.scsw.cpa; 1728 cpa = previous_erp->irb.scsw.cmd.cpa;
1729 1729
1730 if (cpa == 0) { 1730 if (cpa == 0) {
1731 1731
@@ -2171,7 +2171,7 @@ dasd_3990_erp_control_check(struct dasd_ccw_req *erp)
2171{ 2171{
2172 struct dasd_device *device = erp->startdev; 2172 struct dasd_device *device = erp->startdev;
2173 2173
2174 if (erp->refers->irb.scsw.cstat & (SCHN_STAT_INTF_CTRL_CHK 2174 if (erp->refers->irb.scsw.cmd.cstat & (SCHN_STAT_INTF_CTRL_CHK
2175 | SCHN_STAT_CHN_CTRL_CHK)) { 2175 | SCHN_STAT_CHN_CTRL_CHK)) {
2176 DEV_MESSAGE(KERN_DEBUG, device, "%s", 2176 DEV_MESSAGE(KERN_DEBUG, device, "%s",
2177 "channel or interface control check"); 2177 "channel or interface control check");
@@ -2352,9 +2352,9 @@ dasd_3990_erp_error_match(struct dasd_ccw_req *cqr1, struct dasd_ccw_req *cqr2)
2352 2352
2353 if ((cqr1->irb.esw.esw0.erw.cons == 0) && 2353 if ((cqr1->irb.esw.esw0.erw.cons == 0) &&
2354 (cqr2->irb.esw.esw0.erw.cons == 0)) { 2354 (cqr2->irb.esw.esw0.erw.cons == 0)) {
2355 if ((cqr1->irb.scsw.cstat & (SCHN_STAT_INTF_CTRL_CHK | 2355 if ((cqr1->irb.scsw.cmd.cstat & (SCHN_STAT_INTF_CTRL_CHK |
2356 SCHN_STAT_CHN_CTRL_CHK)) == 2356 SCHN_STAT_CHN_CTRL_CHK)) ==
2357 (cqr2->irb.scsw.cstat & (SCHN_STAT_INTF_CTRL_CHK | 2357 (cqr2->irb.scsw.cmd.cstat & (SCHN_STAT_INTF_CTRL_CHK |
2358 SCHN_STAT_CHN_CTRL_CHK))) 2358 SCHN_STAT_CHN_CTRL_CHK)))
2359 return 1; /* match with ifcc*/ 2359 return 1; /* match with ifcc*/
2360 } 2360 }
@@ -2622,8 +2622,9 @@ dasd_3990_erp_action(struct dasd_ccw_req * cqr)
2622 } 2622 }
2623 2623
2624 /* double-check if current erp/cqr was successfull */ 2624 /* double-check if current erp/cqr was successfull */
2625 if ((cqr->irb.scsw.cstat == 0x00) && 2625 if ((cqr->irb.scsw.cmd.cstat == 0x00) &&
2626 (cqr->irb.scsw.dstat == (DEV_STAT_CHN_END|DEV_STAT_DEV_END))) { 2626 (cqr->irb.scsw.cmd.dstat ==
2627 (DEV_STAT_CHN_END | DEV_STAT_DEV_END))) {
2627 2628
2628 DEV_MESSAGE(KERN_DEBUG, device, 2629 DEV_MESSAGE(KERN_DEBUG, device,
2629 "ERP called for successful request %p" 2630 "ERP called for successful request %p"
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,
1404 1404
1405 /* first of all check for state change pending interrupt */ 1405 /* first of all check for state change pending interrupt */
1406 mask = DEV_STAT_ATTENTION | DEV_STAT_DEV_END | DEV_STAT_UNIT_EXCEP; 1406 mask = DEV_STAT_ATTENTION | DEV_STAT_DEV_END | DEV_STAT_UNIT_EXCEP;
1407 if ((irb->scsw.dstat & mask) == mask) { 1407 if ((irb->scsw.cmd.dstat & mask) == mask) {
1408 dasd_generic_handle_state_change(device); 1408 dasd_generic_handle_state_change(device);
1409 return; 1409 return;
1410 } 1410 }
1411 1411
1412 /* summary unit check */ 1412 /* summary unit check */
1413 if ((irb->scsw.dstat & DEV_STAT_UNIT_CHECK) && irb->ecw[7] == 0x0D) { 1413 if ((irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) &&
1414 (irb->ecw[7] == 0x0D)) {
1414 dasd_alias_handle_summary_unit_check(device, irb); 1415 dasd_alias_handle_summary_unit_check(device, irb);
1415 return; 1416 return;
1416 } 1417 }
@@ -2068,11 +2069,11 @@ static void dasd_eckd_dump_sense(struct dasd_device *device,
2068 device->cdev->dev.bus_id); 2069 device->cdev->dev.bus_id);
2069 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 2070 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
2070 " in req: %p CS: 0x%02X DS: 0x%02X\n", req, 2071 " in req: %p CS: 0x%02X DS: 0x%02X\n", req,
2071 irb->scsw.cstat, irb->scsw.dstat); 2072 irb->scsw.cmd.cstat, irb->scsw.cmd.dstat);
2072 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 2073 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
2073 " device %s: Failing CCW: %p\n", 2074 " device %s: Failing CCW: %p\n",
2074 device->cdev->dev.bus_id, 2075 device->cdev->dev.bus_id,
2075 (void *) (addr_t) irb->scsw.cpa); 2076 (void *) (addr_t) irb->scsw.cmd.cpa);
2076 if (irb->esw.esw0.erw.cons) { 2077 if (irb->esw.esw0.erw.cons) {
2077 for (sl = 0; sl < 4; sl++) { 2078 for (sl = 0; sl < 4; sl++) {
2078 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 2079 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
@@ -2122,7 +2123,8 @@ static void dasd_eckd_dump_sense(struct dasd_device *device,
2122 /* scsw->cda is either valid or zero */ 2123 /* scsw->cda is either valid or zero */
2123 len = 0; 2124 len = 0;
2124 from = ++to; 2125 from = ++to;
2125 fail = (struct ccw1 *)(addr_t) irb->scsw.cpa; /* failing CCW */ 2126 fail = (struct ccw1 *)(addr_t)
2127 irb->scsw.cmd.cpa; /* failing CCW */
2126 if (from < fail - 2) { 2128 if (from < fail - 2) {
2127 from = fail - 2; /* there is a gap - print header */ 2129 from = fail - 2; /* there is a gap - print header */
2128 len += sprintf(page, KERN_ERR PRINTK_HEADER "......\n"); 2130 len += sprintf(page, KERN_ERR PRINTK_HEADER "......\n");
diff --git a/drivers/s390/block/dasd_fba.c b/drivers/s390/block/dasd_fba.c
index 116611583df8..aee4656127f7 100644
--- a/drivers/s390/block/dasd_fba.c
+++ b/drivers/s390/block/dasd_fba.c
@@ -222,7 +222,7 @@ static void dasd_fba_handle_unsolicited_interrupt(struct dasd_device *device,
222 222
223 /* first of all check for state change pending interrupt */ 223 /* first of all check for state change pending interrupt */
224 mask = DEV_STAT_ATTENTION | DEV_STAT_DEV_END | DEV_STAT_UNIT_EXCEP; 224 mask = DEV_STAT_ATTENTION | DEV_STAT_DEV_END | DEV_STAT_UNIT_EXCEP;
225 if ((irb->scsw.dstat & mask) == mask) { 225 if ((irb->scsw.cmd.dstat & mask) == mask) {
226 dasd_generic_handle_state_change(device); 226 dasd_generic_handle_state_change(device);
227 return; 227 return;
228 } 228 }
@@ -449,11 +449,11 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
449 device->cdev->dev.bus_id); 449 device->cdev->dev.bus_id);
450 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 450 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
451 " in req: %p CS: 0x%02X DS: 0x%02X\n", req, 451 " in req: %p CS: 0x%02X DS: 0x%02X\n", req,
452 irb->scsw.cstat, irb->scsw.dstat); 452 irb->scsw.cmd.cstat, irb->scsw.cmd.dstat);
453 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 453 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
454 " device %s: Failing CCW: %p\n", 454 " device %s: Failing CCW: %p\n",
455 device->cdev->dev.bus_id, 455 device->cdev->dev.bus_id,
456 (void *) (addr_t) irb->scsw.cpa); 456 (void *) (addr_t) irb->scsw.cmd.cpa);
457 if (irb->esw.esw0.erw.cons) { 457 if (irb->esw.esw0.erw.cons) {
458 for (sl = 0; sl < 4; sl++) { 458 for (sl = 0; sl < 4; sl++) {
459 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 459 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
@@ -498,11 +498,11 @@ dasd_fba_dump_sense(struct dasd_device *device, struct dasd_ccw_req * req,
498 498
499 /* print failing CCW area */ 499 /* print failing CCW area */
500 len = 0; 500 len = 0;
501 if (act < ((struct ccw1 *)(addr_t) irb->scsw.cpa) - 2) { 501 if (act < ((struct ccw1 *)(addr_t) irb->scsw.cmd.cpa) - 2) {
502 act = ((struct ccw1 *)(addr_t) irb->scsw.cpa) - 2; 502 act = ((struct ccw1 *)(addr_t) irb->scsw.cmd.cpa) - 2;
503 len += sprintf(page + len, KERN_ERR PRINTK_HEADER "......\n"); 503 len += sprintf(page + len, KERN_ERR PRINTK_HEADER "......\n");
504 } 504 }
505 end = min((struct ccw1 *)(addr_t) irb->scsw.cpa + 2, last); 505 end = min((struct ccw1 *)(addr_t) irb->scsw.cmd.cpa + 2, last);
506 while (act <= end) { 506 while (act <= end) {
507 len += sprintf(page + len, KERN_ERR PRINTK_HEADER 507 len += sprintf(page + len, KERN_ERR PRINTK_HEADER
508 " CCW %p: %08X %08X DAT:", 508 " CCW %p: %08X %08X DAT:",
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 3e5653c92f4b..310eda82cde2 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -385,8 +385,8 @@ raw3215_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
385 385
386 raw = cdev->dev.driver_data; 386 raw = cdev->dev.driver_data;
387 req = (struct raw3215_req *) intparm; 387 req = (struct raw3215_req *) intparm;
388 cstat = irb->scsw.cstat; 388 cstat = irb->scsw.cmd.cstat;
389 dstat = irb->scsw.dstat; 389 dstat = irb->scsw.cmd.dstat;
390 if (cstat != 0) { 390 if (cstat != 0) {
391 raw->message = KERN_WARNING 391 raw->message = KERN_WARNING
392 "Got nonzero channel status in raw3215_irq " 392 "Got nonzero channel status in raw3215_irq "
@@ -415,7 +415,7 @@ raw3215_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
415 return; /* That shouldn't happen ... */ 415 return; /* That shouldn't happen ... */
416 if (req->type == RAW3215_READ) { 416 if (req->type == RAW3215_READ) {
417 /* store residual count, then wait for device end */ 417 /* store residual count, then wait for device end */
418 req->residual = irb->scsw.count; 418 req->residual = irb->scsw.cmd.count;
419 } 419 }
420 if (dstat == 0x08) 420 if (dstat == 0x08)
421 break; 421 break;
diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c
index 0b040557db02..3c07974886ed 100644
--- a/drivers/s390/char/con3270.c
+++ b/drivers/s390/char/con3270.c
@@ -411,15 +411,15 @@ static int
411con3270_irq(struct con3270 *cp, struct raw3270_request *rq, struct irb *irb) 411con3270_irq(struct con3270 *cp, struct raw3270_request *rq, struct irb *irb)
412{ 412{
413 /* Handle ATTN. Schedule tasklet to read aid. */ 413 /* Handle ATTN. Schedule tasklet to read aid. */
414 if (irb->scsw.dstat & DEV_STAT_ATTENTION) 414 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION)
415 con3270_issue_read(cp); 415 con3270_issue_read(cp);
416 416
417 if (rq) { 417 if (rq) {
418 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) 418 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)
419 rq->rc = -EIO; 419 rq->rc = -EIO;
420 else 420 else
421 /* Normal end. Copy residual count. */ 421 /* Normal end. Copy residual count. */
422 rq->rescnt = irb->scsw.count; 422 rq->rescnt = irb->scsw.cmd.count;
423 } 423 }
424 return RAW3270_IO_DONE; 424 return RAW3270_IO_DONE;
425} 425}
diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c
index ef36f2132aa4..f0d67af96402 100644
--- a/drivers/s390/char/fs3270.c
+++ b/drivers/s390/char/fs3270.c
@@ -216,17 +216,17 @@ static int
216fs3270_irq(struct fs3270 *fp, struct raw3270_request *rq, struct irb *irb) 216fs3270_irq(struct fs3270 *fp, struct raw3270_request *rq, struct irb *irb)
217{ 217{
218 /* Handle ATTN. Set indication and wake waiters for attention. */ 218 /* Handle ATTN. Set indication and wake waiters for attention. */
219 if (irb->scsw.dstat & DEV_STAT_ATTENTION) { 219 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
220 fp->attention = 1; 220 fp->attention = 1;
221 wake_up(&fp->wait); 221 wake_up(&fp->wait);
222 } 222 }
223 223
224 if (rq) { 224 if (rq) {
225 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) 225 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)
226 rq->rc = -EIO; 226 rq->rc = -EIO;
227 else 227 else
228 /* Normal end. Copy residual count. */ 228 /* Normal end. Copy residual count. */
229 rq->rescnt = irb->scsw.count; 229 rq->rescnt = irb->scsw.cmd.count;
230 } 230 }
231 return RAW3270_IO_DONE; 231 return RAW3270_IO_DONE;
232} 232}
diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index 848ef7e8523f..efce32e97be2 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -372,17 +372,17 @@ raw3270_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
372 372
373 if (IS_ERR(irb)) 373 if (IS_ERR(irb))
374 rc = RAW3270_IO_RETRY; 374 rc = RAW3270_IO_RETRY;
375 else if (irb->scsw.fctl & SCSW_FCTL_HALT_FUNC) { 375 else if (irb->scsw.cmd.fctl & SCSW_FCTL_HALT_FUNC) {
376 rq->rc = -EIO; 376 rq->rc = -EIO;
377 rc = RAW3270_IO_DONE; 377 rc = RAW3270_IO_DONE;
378 } else if (irb->scsw.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END | 378 } else if (irb->scsw.cmd.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END |
379 DEV_STAT_UNIT_EXCEP)) { 379 DEV_STAT_UNIT_EXCEP)) {
380 /* Handle CE-DE-UE and subsequent UDE */ 380 /* Handle CE-DE-UE and subsequent UDE */
381 set_bit(RAW3270_FLAGS_BUSY, &rp->flags); 381 set_bit(RAW3270_FLAGS_BUSY, &rp->flags);
382 rc = RAW3270_IO_BUSY; 382 rc = RAW3270_IO_BUSY;
383 } else if (test_bit(RAW3270_FLAGS_BUSY, &rp->flags)) { 383 } else if (test_bit(RAW3270_FLAGS_BUSY, &rp->flags)) {
384 /* Wait for UDE if busy flag is set. */ 384 /* Wait for UDE if busy flag is set. */
385 if (irb->scsw.dstat & DEV_STAT_DEV_END) { 385 if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
386 clear_bit(RAW3270_FLAGS_BUSY, &rp->flags); 386 clear_bit(RAW3270_FLAGS_BUSY, &rp->flags);
387 /* Got it, now retry. */ 387 /* Got it, now retry. */
388 rc = RAW3270_IO_RETRY; 388 rc = RAW3270_IO_RETRY;
@@ -497,7 +497,7 @@ raw3270_init_irq(struct raw3270_view *view, struct raw3270_request *rq,
497 * Unit-Check Processing: 497 * Unit-Check Processing:
498 * Expect Command Reject or Intervention Required. 498 * Expect Command Reject or Intervention Required.
499 */ 499 */
500 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) { 500 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
501 /* Request finished abnormally. */ 501 /* Request finished abnormally. */
502 if (irb->ecw[0] & SNS0_INTERVENTION_REQ) { 502 if (irb->ecw[0] & SNS0_INTERVENTION_REQ) {
503 set_bit(RAW3270_FLAGS_BUSY, &view->dev->flags); 503 set_bit(RAW3270_FLAGS_BUSY, &view->dev->flags);
@@ -505,16 +505,16 @@ raw3270_init_irq(struct raw3270_view *view, struct raw3270_request *rq,
505 } 505 }
506 } 506 }
507 if (rq) { 507 if (rq) {
508 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) { 508 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
509 if (irb->ecw[0] & SNS0_CMD_REJECT) 509 if (irb->ecw[0] & SNS0_CMD_REJECT)
510 rq->rc = -EOPNOTSUPP; 510 rq->rc = -EOPNOTSUPP;
511 else 511 else
512 rq->rc = -EIO; 512 rq->rc = -EIO;
513 } else 513 } else
514 /* Request finished normally. Copy residual count. */ 514 /* Request finished normally. Copy residual count. */
515 rq->rescnt = irb->scsw.count; 515 rq->rescnt = irb->scsw.cmd.count;
516 } 516 }
517 if (irb->scsw.dstat & DEV_STAT_ATTENTION) { 517 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
518 set_bit(RAW3270_FLAGS_ATTN, &view->dev->flags); 518 set_bit(RAW3270_FLAGS_ATTN, &view->dev->flags);
519 wake_up(&raw3270_wait_queue); 519 wake_up(&raw3270_wait_queue);
520 } 520 }
diff --git a/drivers/s390/char/tape_34xx.c b/drivers/s390/char/tape_34xx.c
index 874adf365e46..22ca34361ed7 100644
--- a/drivers/s390/char/tape_34xx.c
+++ b/drivers/s390/char/tape_34xx.c
@@ -196,7 +196,7 @@ tape_34xx_erp_retry(struct tape_request *request)
196static int 196static int
197tape_34xx_unsolicited_irq(struct tape_device *device, struct irb *irb) 197tape_34xx_unsolicited_irq(struct tape_device *device, struct irb *irb)
198{ 198{
199 if (irb->scsw.dstat == 0x85 /* READY */) { 199 if (irb->scsw.cmd.dstat == 0x85) { /* READY */
200 /* A medium was inserted in the drive. */ 200 /* A medium was inserted in the drive. */
201 DBF_EVENT(6, "xuud med\n"); 201 DBF_EVENT(6, "xuud med\n");
202 tape_34xx_delete_sbid_from(device, 0); 202 tape_34xx_delete_sbid_from(device, 0);
@@ -844,22 +844,22 @@ tape_34xx_irq(struct tape_device *device, struct tape_request *request,
844 if (request == NULL) 844 if (request == NULL)
845 return tape_34xx_unsolicited_irq(device, irb); 845 return tape_34xx_unsolicited_irq(device, irb);
846 846
847 if ((irb->scsw.dstat & DEV_STAT_UNIT_EXCEP) && 847 if ((irb->scsw.cmd.dstat & DEV_STAT_UNIT_EXCEP) &&
848 (irb->scsw.dstat & DEV_STAT_DEV_END) && 848 (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) &&
849 (request->op == TO_WRI)) { 849 (request->op == TO_WRI)) {
850 /* Write at end of volume */ 850 /* Write at end of volume */
851 PRINT_INFO("End of volume\n"); /* XXX */ 851 PRINT_INFO("End of volume\n"); /* XXX */
852 return tape_34xx_erp_failed(request, -ENOSPC); 852 return tape_34xx_erp_failed(request, -ENOSPC);
853 } 853 }
854 854
855 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) 855 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)
856 return tape_34xx_unit_check(device, request, irb); 856 return tape_34xx_unit_check(device, request, irb);
857 857
858 if (irb->scsw.dstat & DEV_STAT_DEV_END) { 858 if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
859 /* 859 /*
860 * A unit exception occurs on skipping over a tapemark block. 860 * A unit exception occurs on skipping over a tapemark block.
861 */ 861 */
862 if (irb->scsw.dstat & DEV_STAT_UNIT_EXCEP) { 862 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_EXCEP) {
863 if (request->op == TO_BSB || request->op == TO_FSB) 863 if (request->op == TO_BSB || request->op == TO_FSB)
864 request->rescnt++; 864 request->rescnt++;
865 else 865 else
diff --git a/drivers/s390/char/tape_3590.c b/drivers/s390/char/tape_3590.c
index 42ce7915fc5d..839987618ffd 100644
--- a/drivers/s390/char/tape_3590.c
+++ b/drivers/s390/char/tape_3590.c
@@ -837,13 +837,13 @@ tape_3590_erp_retry(struct tape_device *device, struct tape_request *request,
837static int 837static int
838tape_3590_unsolicited_irq(struct tape_device *device, struct irb *irb) 838tape_3590_unsolicited_irq(struct tape_device *device, struct irb *irb)
839{ 839{
840 if (irb->scsw.dstat == DEV_STAT_CHN_END) 840 if (irb->scsw.cmd.dstat == DEV_STAT_CHN_END)
841 /* Probably result of halt ssch */ 841 /* Probably result of halt ssch */
842 return TAPE_IO_PENDING; 842 return TAPE_IO_PENDING;
843 else if (irb->scsw.dstat == 0x85) 843 else if (irb->scsw.cmd.dstat == 0x85)
844 /* Device Ready */ 844 /* Device Ready */
845 DBF_EVENT(3, "unsol.irq! tape ready: %08x\n", device->cdev_id); 845 DBF_EVENT(3, "unsol.irq! tape ready: %08x\n", device->cdev_id);
846 else if (irb->scsw.dstat & DEV_STAT_ATTENTION) { 846 else if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
847 tape_3590_schedule_work(device, TO_READ_ATTMSG); 847 tape_3590_schedule_work(device, TO_READ_ATTMSG);
848 } else { 848 } else {
849 DBF_EVENT(3, "unsol.irq! dev end: %08x\n", device->cdev_id); 849 DBF_EVENT(3, "unsol.irq! dev end: %08x\n", device->cdev_id);
@@ -1515,18 +1515,19 @@ tape_3590_irq(struct tape_device *device, struct tape_request *request,
1515 if (request == NULL) 1515 if (request == NULL)
1516 return tape_3590_unsolicited_irq(device, irb); 1516 return tape_3590_unsolicited_irq(device, irb);
1517 1517
1518 if ((irb->scsw.dstat & DEV_STAT_UNIT_EXCEP) && 1518 if ((irb->scsw.cmd.dstat & DEV_STAT_UNIT_EXCEP) &&
1519 (irb->scsw.dstat & DEV_STAT_DEV_END) && (request->op == TO_WRI)) { 1519 (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) &&
1520 (request->op == TO_WRI)) {
1520 /* Write at end of volume */ 1521 /* Write at end of volume */
1521 DBF_EVENT(2, "End of volume\n"); 1522 DBF_EVENT(2, "End of volume\n");
1522 return tape_3590_erp_failed(device, request, irb, -ENOSPC); 1523 return tape_3590_erp_failed(device, request, irb, -ENOSPC);
1523 } 1524 }
1524 1525
1525 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) 1526 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)
1526 return tape_3590_unit_check(device, request, irb); 1527 return tape_3590_unit_check(device, request, irb);
1527 1528
1528 if (irb->scsw.dstat & DEV_STAT_DEV_END) { 1529 if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
1529 if (irb->scsw.dstat == DEV_STAT_UNIT_EXCEP) { 1530 if (irb->scsw.cmd.dstat == DEV_STAT_UNIT_EXCEP) {
1530 if (request->op == TO_FSB || request->op == TO_BSB) 1531 if (request->op == TO_FSB || request->op == TO_BSB)
1531 request->rescnt++; 1532 request->rescnt++;
1532 else 1533 else
@@ -1536,12 +1537,12 @@ tape_3590_irq(struct tape_device *device, struct tape_request *request,
1536 return tape_3590_done(device, request); 1537 return tape_3590_done(device, request);
1537 } 1538 }
1538 1539
1539 if (irb->scsw.dstat & DEV_STAT_CHN_END) { 1540 if (irb->scsw.cmd.dstat & DEV_STAT_CHN_END) {
1540 DBF_EVENT(2, "cannel end\n"); 1541 DBF_EVENT(2, "cannel end\n");
1541 return TAPE_IO_PENDING; 1542 return TAPE_IO_PENDING;
1542 } 1543 }
1543 1544
1544 if (irb->scsw.dstat & DEV_STAT_ATTENTION) { 1545 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
1545 DBF_EVENT(2, "Unit Attention when busy..\n"); 1546 DBF_EVENT(2, "Unit Attention when busy..\n");
1546 return TAPE_IO_PENDING; 1547 return TAPE_IO_PENDING;
1547 } 1548 }
diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c
index c20e3c548343..181a5441af16 100644
--- a/drivers/s390/char/tape_core.c
+++ b/drivers/s390/char/tape_core.c
@@ -839,7 +839,7 @@ tape_dump_sense(struct tape_device* device, struct tape_request *request,
839 839
840 PRINT_INFO("-------------------------------------------------\n"); 840 PRINT_INFO("-------------------------------------------------\n");
841 PRINT_INFO("DSTAT : %02x CSTAT: %02x CPA: %04x\n", 841 PRINT_INFO("DSTAT : %02x CSTAT: %02x CPA: %04x\n",
842 irb->scsw.dstat, irb->scsw.cstat, irb->scsw.cpa); 842 irb->scsw.cmd.dstat, irb->scsw.cmd.cstat, irb->scsw.cmd.cpa);
843 PRINT_INFO("DEVICE: %s\n", device->cdev->dev.bus_id); 843 PRINT_INFO("DEVICE: %s\n", device->cdev->dev.bus_id);
844 if (request != NULL) 844 if (request != NULL)
845 PRINT_INFO("OP : %s\n", tape_op_verbose[request->op]); 845 PRINT_INFO("OP : %s\n", tape_op_verbose[request->op]);
@@ -867,7 +867,7 @@ tape_dump_sense_dbf(struct tape_device *device, struct tape_request *request,
867 else 867 else
868 op = "---"; 868 op = "---";
869 DBF_EVENT(3, "DSTAT : %02x CSTAT: %02x\n", 869 DBF_EVENT(3, "DSTAT : %02x CSTAT: %02x\n",
870 irb->scsw.dstat,irb->scsw.cstat); 870 irb->scsw.cmd.dstat, irb->scsw.cmd.cstat);
871 DBF_EVENT(3, "DEVICE: %08x OP\t: %s\n", device->cdev_id, op); 871 DBF_EVENT(3, "DEVICE: %08x OP\t: %s\n", device->cdev_id, op);
872 sptr = (unsigned int *) irb->ecw; 872 sptr = (unsigned int *) irb->ecw;
873 DBF_EVENT(3, "%08x %08x\n", sptr[0], sptr[1]); 873 DBF_EVENT(3, "%08x %08x\n", sptr[0], sptr[1]);
@@ -1083,10 +1083,11 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
1083 * error might still apply. So we just schedule the request to be 1083 * error might still apply. So we just schedule the request to be
1084 * started later. 1084 * started later.
1085 */ 1085 */
1086 if (irb->scsw.cc != 0 && (irb->scsw.fctl & SCSW_FCTL_START_FUNC) && 1086 if (irb->scsw.cmd.cc != 0 &&
1087 (irb->scsw.cmd.fctl & SCSW_FCTL_START_FUNC) &&
1087 (request->status == TAPE_REQUEST_IN_IO)) { 1088 (request->status == TAPE_REQUEST_IN_IO)) {
1088 DBF_EVENT(3,"(%08x): deferred cc=%i, fctl=%i. restarting\n", 1089 DBF_EVENT(3,"(%08x): deferred cc=%i, fctl=%i. restarting\n",
1089 device->cdev_id, irb->scsw.cc, irb->scsw.fctl); 1090 device->cdev_id, irb->scsw.cmd.cc, irb->scsw.cmd.fctl);
1090 request->status = TAPE_REQUEST_QUEUED; 1091 request->status = TAPE_REQUEST_QUEUED;
1091 schedule_delayed_work(&device->tape_dnr, HZ); 1092 schedule_delayed_work(&device->tape_dnr, HZ);
1092 return; 1093 return;
@@ -1094,8 +1095,8 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
1094 1095
1095 /* May be an unsolicited irq */ 1096 /* May be an unsolicited irq */
1096 if(request != NULL) 1097 if(request != NULL)
1097 request->rescnt = irb->scsw.count; 1098 request->rescnt = irb->scsw.cmd.count;
1098 else if ((irb->scsw.dstat == 0x85 || irb->scsw.dstat == 0x80) && 1099 else if ((irb->scsw.cmd.dstat == 0x85 || irb->scsw.cmd.dstat == 0x80) &&
1099 !list_empty(&device->req_queue)) { 1100 !list_empty(&device->req_queue)) {
1100 /* Not Ready to Ready after long busy ? */ 1101 /* Not Ready to Ready after long busy ? */
1101 struct tape_request *req; 1102 struct tape_request *req;
@@ -1111,7 +1112,7 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
1111 return; 1112 return;
1112 } 1113 }
1113 } 1114 }
1114 if (irb->scsw.dstat != 0x0c) { 1115 if (irb->scsw.cmd.dstat != 0x0c) {
1115 /* Set the 'ONLINE' flag depending on sense byte 1 */ 1116 /* Set the 'ONLINE' flag depending on sense byte 1 */
1116 if(*(((__u8 *) irb->ecw) + 1) & SENSE_DRIVE_ONLINE) 1117 if(*(((__u8 *) irb->ecw) + 1) & SENSE_DRIVE_ONLINE)
1117 device->tape_generic_status |= GMT_ONLINE(~0); 1118 device->tape_generic_status |= GMT_ONLINE(~0);
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index 5043150019ac..e4ba8bdce32e 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -663,7 +663,7 @@ static int
663tty3270_irq(struct tty3270 *tp, struct raw3270_request *rq, struct irb *irb) 663tty3270_irq(struct tty3270 *tp, struct raw3270_request *rq, struct irb *irb)
664{ 664{
665 /* Handle ATTN. Schedule tasklet to read aid. */ 665 /* Handle ATTN. Schedule tasklet to read aid. */
666 if (irb->scsw.dstat & DEV_STAT_ATTENTION) { 666 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
667 if (!tp->throttle) 667 if (!tp->throttle)
668 tty3270_issue_read(tp, 0); 668 tty3270_issue_read(tp, 0);
669 else 669 else
@@ -671,11 +671,11 @@ tty3270_irq(struct tty3270 *tp, struct raw3270_request *rq, struct irb *irb)
671 } 671 }
672 672
673 if (rq) { 673 if (rq) {
674 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) 674 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)
675 rq->rc = -EIO; 675 rq->rc = -EIO;
676 else 676 else
677 /* Normal end. Copy residual count. */ 677 /* Normal end. Copy residual count. */
678 rq->rescnt = irb->scsw.count; 678 rq->rescnt = irb->scsw.cmd.count;
679 } 679 }
680 return RAW3270_IO_DONE; 680 return RAW3270_IO_DONE;
681} 681}
diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c
index 83ae9a852f00..49cba9effe89 100644
--- a/drivers/s390/char/vmur.c
+++ b/drivers/s390/char/vmur.c
@@ -277,7 +277,8 @@ static void ur_int_handler(struct ccw_device *cdev, unsigned long intparm,
277 struct urdev *urd; 277 struct urdev *urd;
278 278
279 TRACE("ur_int_handler: intparm=0x%lx cstat=%02x dstat=%02x res=%u\n", 279 TRACE("ur_int_handler: intparm=0x%lx cstat=%02x dstat=%02x res=%u\n",
280 intparm, irb->scsw.cstat, irb->scsw.dstat, irb->scsw.count); 280 intparm, irb->scsw.cmd.cstat, irb->scsw.cmd.dstat,
281 irb->scsw.cmd.count);
281 282
282 if (!intparm) { 283 if (!intparm) {
283 TRACE("ur_int_handler: unsolicited interrupt\n"); 284 TRACE("ur_int_handler: unsolicited interrupt\n");
@@ -288,7 +289,7 @@ static void ur_int_handler(struct ccw_device *cdev, unsigned long intparm,
288 /* On special conditions irb is an error pointer */ 289 /* On special conditions irb is an error pointer */
289 if (IS_ERR(irb)) 290 if (IS_ERR(irb))
290 urd->io_request_rc = PTR_ERR(irb); 291 urd->io_request_rc = PTR_ERR(irb);
291 else if (irb->scsw.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END)) 292 else if (irb->scsw.cmd.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END))
292 urd->io_request_rc = 0; 293 urd->io_request_rc = 0;
293 else 294 else
294 urd->io_request_rc = -EIO; 295 urd->io_request_rc = -EIO;
diff --git a/drivers/s390/cio/Makefile b/drivers/s390/cio/Makefile
index cfaf77b320f5..9c22e27391dc 100644
--- a/drivers/s390/cio/Makefile
+++ b/drivers/s390/cio/Makefile
@@ -2,7 +2,7 @@
2# Makefile for the S/390 common i/o drivers 2# Makefile for the S/390 common i/o drivers
3# 3#
4 4
5obj-y += airq.o blacklist.o chsc.o cio.o css.o chp.o idset.o 5obj-y += airq.o blacklist.o chsc.o cio.o css.o chp.o idset.o scsw.o
6ccw_device-objs += device.o device_fsm.o device_ops.o 6ccw_device-objs += device.o device_fsm.o device_ops.o
7ccw_device-objs += device_id.o device_pgid.o device_status.o 7ccw_device-objs += device_id.o device_pgid.o device_status.o
8obj-y += ccw_device.o cmf.o 8obj-y += ccw_device.o cmf.o
diff --git a/drivers/s390/cio/cio.c b/drivers/s390/cio/cio.c
index 0511fe31d049..40b2884126da 100644
--- a/drivers/s390/cio/cio.c
+++ b/drivers/s390/cio/cio.c
@@ -128,7 +128,7 @@ cio_tpi(void)
128 local_bh_disable(); 128 local_bh_disable();
129 irq_enter (); 129 irq_enter ();
130 spin_lock(sch->lock); 130 spin_lock(sch->lock);
131 memcpy (&sch->schib.scsw, &irb->scsw, sizeof (struct scsw)); 131 memcpy(&sch->schib.scsw, &irb->scsw, sizeof(union scsw));
132 if (sch->driver && sch->driver->irq) 132 if (sch->driver && sch->driver->irq)
133 sch->driver->irq(sch); 133 sch->driver->irq(sch);
134 spin_unlock(sch->lock); 134 spin_unlock(sch->lock);
@@ -202,7 +202,7 @@ cio_start_key (struct subchannel *sch, /* subchannel structure */
202 /* 202 /*
203 * initialize device status information 203 * initialize device status information
204 */ 204 */
205 sch->schib.scsw.actl |= SCSW_ACTL_START_PEND; 205 sch->schib.scsw.cmd.actl |= SCSW_ACTL_START_PEND;
206 return 0; 206 return 0;
207 case 1: /* status pending */ 207 case 1: /* status pending */
208 case 2: /* busy */ 208 case 2: /* busy */
@@ -237,7 +237,7 @@ cio_resume (struct subchannel *sch)
237 237
238 switch (ccode) { 238 switch (ccode) {
239 case 0: 239 case 0:
240 sch->schib.scsw.actl |= SCSW_ACTL_RESUME_PEND; 240 sch->schib.scsw.cmd.actl |= SCSW_ACTL_RESUME_PEND;
241 return 0; 241 return 0;
242 case 1: 242 case 1:
243 return -EBUSY; 243 return -EBUSY;
@@ -277,7 +277,7 @@ cio_halt(struct subchannel *sch)
277 277
278 switch (ccode) { 278 switch (ccode) {
279 case 0: 279 case 0:
280 sch->schib.scsw.actl |= SCSW_ACTL_HALT_PEND; 280 sch->schib.scsw.cmd.actl |= SCSW_ACTL_HALT_PEND;
281 return 0; 281 return 0;
282 case 1: /* status pending */ 282 case 1: /* status pending */
283 case 2: /* busy */ 283 case 2: /* busy */
@@ -312,7 +312,7 @@ cio_clear(struct subchannel *sch)
312 312
313 switch (ccode) { 313 switch (ccode) {
314 case 0: 314 case 0:
315 sch->schib.scsw.actl |= SCSW_ACTL_CLEAR_PEND; 315 sch->schib.scsw.cmd.actl |= SCSW_ACTL_CLEAR_PEND;
316 return 0; 316 return 0;
317 default: /* device not operational */ 317 default: /* device not operational */
318 return -ENODEV; 318 return -ENODEV;
@@ -458,7 +458,7 @@ int cio_disable_subchannel(struct subchannel *sch)
458 if (ccode == 3) /* Not operational. */ 458 if (ccode == 3) /* Not operational. */
459 return -ENODEV; 459 return -ENODEV;
460 460
461 if (sch->schib.scsw.actl != 0) 461 if (scsw_actl(&sch->schib.scsw) != 0)
462 /* 462 /*
463 * the disable function must not be called while there are 463 * the disable function must not be called while there are
464 * requests pending for completion ! 464 * requests pending for completion !
@@ -708,7 +708,7 @@ void wait_cons_dev(void)
708 if (!cio_tpi()) 708 if (!cio_tpi())
709 cpu_relax(); 709 cpu_relax();
710 spin_lock(console_subchannel.lock); 710 spin_lock(console_subchannel.lock);
711 } while (console_subchannel.schib.scsw.actl != 0); 711 } while (console_subchannel.schib.scsw.cmd.actl != 0);
712 /* 712 /*
713 * restore previous isc value 713 * restore previous isc value
714 */ 714 */
diff --git a/drivers/s390/cio/cio.h b/drivers/s390/cio/cio.h
index efdb9fd4a84a..f7a0cb9fac9b 100644
--- a/drivers/s390/cio/cio.h
+++ b/drivers/s390/cio/cio.h
@@ -48,7 +48,7 @@ struct pmcw {
48 */ 48 */
49struct schib { 49struct schib {
50 struct pmcw pmcw; /* path management control word */ 50 struct pmcw pmcw; /* path management control word */
51 struct scsw scsw; /* subchannel status word */ 51 union scsw scsw; /* subchannel status word */
52 __u64 mba; /* measurement block address */ 52 __u64 mba; /* measurement block address */
53 __u8 mda[4]; /* model dependent area */ 53 __u8 mda[4]; /* model dependent area */
54} __attribute__ ((packed,aligned(4))); 54} __attribute__ ((packed,aligned(4)));
diff --git a/drivers/s390/cio/cmf.c b/drivers/s390/cio/cmf.c
index 2808b6833b9e..6c77c2326bd4 100644
--- a/drivers/s390/cio/cmf.c
+++ b/drivers/s390/cio/cmf.c
@@ -341,12 +341,12 @@ static int cmf_copy_block(struct ccw_device *cdev)
341 if (stsch(sch->schid, &sch->schib)) 341 if (stsch(sch->schid, &sch->schib))
342 return -ENODEV; 342 return -ENODEV;
343 343
344 if (sch->schib.scsw.fctl & SCSW_FCTL_START_FUNC) { 344 if (scsw_fctl(&sch->schib.scsw) & SCSW_FCTL_START_FUNC) {
345 /* Don't copy if a start function is in progress. */ 345 /* Don't copy if a start function is in progress. */
346 if ((!(sch->schib.scsw.actl & SCSW_ACTL_SUSPENDED)) && 346 if ((!(scsw_actl(&sch->schib.scsw) & SCSW_ACTL_SUSPENDED)) &&
347 (sch->schib.scsw.actl & 347 (scsw_actl(&sch->schib.scsw) &
348 (SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT)) && 348 (SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT)) &&
349 (!(sch->schib.scsw.stctl & SCSW_STCTL_SEC_STATUS))) 349 (!(scsw_stctl(&sch->schib.scsw) & SCSW_STCTL_SEC_STATUS)))
350 return -EBUSY; 350 return -EBUSY;
351 } 351 }
352 cmb_data = cdev->private->cmb; 352 cmb_data = cdev->private->cmb;
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 9281b25087a6..215d27dba9e2 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -1281,7 +1281,7 @@ static int check_for_io_on_path(struct subchannel *sch, int mask)
1281 cc = stsch(sch->schid, &sch->schib); 1281 cc = stsch(sch->schid, &sch->schib);
1282 if (cc) 1282 if (cc)
1283 return 0; 1283 return 0;
1284 if (sch->schib.scsw.actl && sch->schib.pmcw.lpum == mask) 1284 if (scsw_actl(&sch->schib.scsw) && sch->schib.pmcw.lpum == mask)
1285 return 1; 1285 return 1;
1286 return 0; 1286 return 0;
1287} 1287}
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index c9b97cbc2203..dc9373031af0 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -133,15 +133,15 @@ ccw_device_cancel_halt_clear(struct ccw_device *cdev)
133 /* Not operational -> done. */ 133 /* Not operational -> done. */
134 return 0; 134 return 0;
135 /* Stage 1: cancel io. */ 135 /* Stage 1: cancel io. */
136 if (!(sch->schib.scsw.actl & SCSW_ACTL_HALT_PEND) && 136 if (!(scsw_actl(&sch->schib.scsw) & SCSW_ACTL_HALT_PEND) &&
137 !(sch->schib.scsw.actl & SCSW_ACTL_CLEAR_PEND)) { 137 !(scsw_actl(&sch->schib.scsw) & SCSW_ACTL_CLEAR_PEND)) {
138 ret = cio_cancel(sch); 138 ret = cio_cancel(sch);
139 if (ret != -EINVAL) 139 if (ret != -EINVAL)
140 return ret; 140 return ret;
141 /* cancel io unsuccessful. From now on it is asynchronous. */ 141 /* cancel io unsuccessful. From now on it is asynchronous. */
142 cdev->private->iretry = 3; /* 3 halt retries. */ 142 cdev->private->iretry = 3; /* 3 halt retries. */
143 } 143 }
144 if (!(sch->schib.scsw.actl & SCSW_ACTL_CLEAR_PEND)) { 144 if (!(scsw_actl(&sch->schib.scsw) & SCSW_ACTL_CLEAR_PEND)) {
145 /* Stage 2: halt io. */ 145 /* Stage 2: halt io. */
146 if (cdev->private->iretry) { 146 if (cdev->private->iretry) {
147 cdev->private->iretry--; 147 cdev->private->iretry--;
@@ -551,10 +551,11 @@ ccw_device_verify_done(struct ccw_device *cdev, int err)
551 /* Deliver fake irb to device driver, if needed. */ 551 /* Deliver fake irb to device driver, if needed. */
552 if (cdev->private->flags.fake_irb) { 552 if (cdev->private->flags.fake_irb) {
553 memset(&cdev->private->irb, 0, sizeof(struct irb)); 553 memset(&cdev->private->irb, 0, sizeof(struct irb));
554 cdev->private->irb.scsw.cc = 1; 554 cdev->private->irb.scsw.cmd.cc = 1;
555 cdev->private->irb.scsw.fctl = SCSW_FCTL_START_FUNC; 555 cdev->private->irb.scsw.cmd.fctl = SCSW_FCTL_START_FUNC;
556 cdev->private->irb.scsw.actl = SCSW_ACTL_START_PEND; 556 cdev->private->irb.scsw.cmd.actl = SCSW_ACTL_START_PEND;
557 cdev->private->irb.scsw.stctl = SCSW_STCTL_STATUS_PEND; 557 cdev->private->irb.scsw.cmd.stctl =
558 SCSW_STCTL_STATUS_PEND;
558 cdev->private->flags.fake_irb = 0; 559 cdev->private->flags.fake_irb = 0;
559 if (cdev->handler) 560 if (cdev->handler)
560 cdev->handler(cdev, cdev->private->intparm, 561 cdev->handler(cdev, cdev->private->intparm,
@@ -648,13 +649,10 @@ ccw_device_offline(struct ccw_device *cdev)
648 sch = to_subchannel(cdev->dev.parent); 649 sch = to_subchannel(cdev->dev.parent);
649 if (stsch(sch->schid, &sch->schib) || !sch->schib.pmcw.dnv) 650 if (stsch(sch->schid, &sch->schib) || !sch->schib.pmcw.dnv)
650 return -ENODEV; 651 return -ENODEV;
651 if (cdev->private->state != DEV_STATE_ONLINE) { 652 if (scsw_actl(&sch->schib.scsw) != 0)
652 if (sch->schib.scsw.actl != 0)
653 return -EBUSY;
654 return -EINVAL;
655 }
656 if (sch->schib.scsw.actl != 0)
657 return -EBUSY; 653 return -EBUSY;
654 if (cdev->private->state != DEV_STATE_ONLINE)
655 return -EINVAL;
658 /* Are we doing path grouping? */ 656 /* Are we doing path grouping? */
659 if (!cdev->private->options.pgroup) { 657 if (!cdev->private->options.pgroup) {
660 /* No, set state offline immediately. */ 658 /* No, set state offline immediately. */
@@ -729,9 +727,9 @@ ccw_device_online_verify(struct ccw_device *cdev, enum dev_event dev_event)
729 */ 727 */
730 stsch(sch->schid, &sch->schib); 728 stsch(sch->schid, &sch->schib);
731 729
732 if (sch->schib.scsw.actl != 0 || 730 if (scsw_actl(&sch->schib.scsw) != 0 ||
733 (sch->schib.scsw.stctl & SCSW_STCTL_STATUS_PEND) || 731 (scsw_stctl(&sch->schib.scsw) & SCSW_STCTL_STATUS_PEND) ||
734 (cdev->private->irb.scsw.stctl & SCSW_STCTL_STATUS_PEND)) { 732 (scsw_stctl(&cdev->private->irb.scsw) & SCSW_STCTL_STATUS_PEND)) {
735 /* 733 /*
736 * No final status yet or final status not yet delivered 734 * No final status yet or final status not yet delivered
737 * to the device driver. Can't do path verfication now, 735 * to the device driver. Can't do path verfication now,
@@ -756,10 +754,8 @@ ccw_device_irq(struct ccw_device *cdev, enum dev_event dev_event)
756 754
757 irb = (struct irb *) __LC_IRB; 755 irb = (struct irb *) __LC_IRB;
758 /* Check for unsolicited interrupt. */ 756 /* Check for unsolicited interrupt. */
759 if ((irb->scsw.stctl == 757 if (!scsw_is_solicited(&irb->scsw)) {
760 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) 758 if ((irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) &&
761 && (!irb->scsw.cc)) {
762 if ((irb->scsw.dstat & DEV_STAT_UNIT_CHECK) &&
763 !irb->esw.esw0.erw.cons) { 759 !irb->esw.esw0.erw.cons) {
764 /* Unit check but no sense data. Need basic sense. */ 760 /* Unit check but no sense data. Need basic sense. */
765 if (ccw_device_do_sense(cdev, irb) != 0) 761 if (ccw_device_do_sense(cdev, irb) != 0)
@@ -822,9 +818,9 @@ ccw_device_w4sense(struct ccw_device *cdev, enum dev_event dev_event)
822 818
823 irb = (struct irb *) __LC_IRB; 819 irb = (struct irb *) __LC_IRB;
824 /* Check for unsolicited interrupt. */ 820 /* Check for unsolicited interrupt. */
825 if (irb->scsw.stctl == 821 if (scsw_stctl(&irb->scsw) ==
826 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) { 822 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) {
827 if (irb->scsw.cc == 1) 823 if (scsw_cc(&irb->scsw) == 1)
828 /* Basic sense hasn't started. Try again. */ 824 /* Basic sense hasn't started. Try again. */
829 ccw_device_do_sense(cdev, irb); 825 ccw_device_do_sense(cdev, irb);
830 else { 826 else {
@@ -842,7 +838,8 @@ ccw_device_w4sense(struct ccw_device *cdev, enum dev_event dev_event)
842 * only deliver the halt/clear interrupt to the device driver as if it 838 * only deliver the halt/clear interrupt to the device driver as if it
843 * had killed the original request. 839 * had killed the original request.
844 */ 840 */
845 if (irb->scsw.fctl & (SCSW_FCTL_CLEAR_FUNC | SCSW_FCTL_HALT_FUNC)) { 841 if (scsw_fctl(&irb->scsw) &
842 (SCSW_FCTL_CLEAR_FUNC | SCSW_FCTL_HALT_FUNC)) {
846 /* Retry Basic Sense if requested. */ 843 /* Retry Basic Sense if requested. */
847 if (cdev->private->flags.intretry) { 844 if (cdev->private->flags.intretry) {
848 cdev->private->flags.intretry = 0; 845 cdev->private->flags.intretry = 0;
@@ -949,9 +946,9 @@ ccw_device_stlck_done(struct ccw_device *cdev, enum dev_event dev_event)
949 case DEV_EVENT_INTERRUPT: 946 case DEV_EVENT_INTERRUPT:
950 irb = (struct irb *) __LC_IRB; 947 irb = (struct irb *) __LC_IRB;
951 /* Check for unsolicited interrupt. */ 948 /* Check for unsolicited interrupt. */
952 if ((irb->scsw.stctl == 949 if ((scsw_stctl(&irb->scsw) ==
953 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) && 950 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) &&
954 (!irb->scsw.cc)) 951 (!scsw_cc(&irb->scsw)))
955 /* FIXME: we should restart stlck here, but this 952 /* FIXME: we should restart stlck here, but this
956 * is extremely unlikely ... */ 953 * is extremely unlikely ... */
957 goto out_wakeup; 954 goto out_wakeup;
diff --git a/drivers/s390/cio/device_id.c b/drivers/s390/cio/device_id.c
index cba7020517ed..5214b2b5425c 100644
--- a/drivers/s390/cio/device_id.c
+++ b/drivers/s390/cio/device_id.c
@@ -196,7 +196,7 @@ ccw_device_check_sense_id(struct ccw_device *cdev)
196 irb = &cdev->private->irb; 196 irb = &cdev->private->irb;
197 197
198 /* Check the error cases. */ 198 /* Check the error cases. */
199 if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) { 199 if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) {
200 /* Retry Sense ID if requested. */ 200 /* Retry Sense ID if requested. */
201 if (cdev->private->flags.intretry) { 201 if (cdev->private->flags.intretry) {
202 cdev->private->flags.intretry = 0; 202 cdev->private->flags.intretry = 0;
@@ -234,7 +234,7 @@ ccw_device_check_sense_id(struct ccw_device *cdev)
234 irb->ecw[6], irb->ecw[7]); 234 irb->ecw[6], irb->ecw[7]);
235 return -EAGAIN; 235 return -EAGAIN;
236 } 236 }
237 if (irb->scsw.cc == 3) { 237 if (irb->scsw.cmd.cc == 3) {
238 u8 lpm; 238 u8 lpm;
239 239
240 lpm = to_io_private(sch)->orb.lpm; 240 lpm = to_io_private(sch)->orb.lpm;
@@ -248,9 +248,9 @@ ccw_device_check_sense_id(struct ccw_device *cdev)
248 } 248 }
249 249
250 /* Did we get a proper answer ? */ 250 /* Did we get a proper answer ? */
251 if (irb->scsw.cc == 0 && cdev->private->senseid.cu_type != 0xFFFF && 251 if (irb->scsw.cmd.cc == 0 && cdev->private->senseid.cu_type != 0xFFFF &&
252 cdev->private->senseid.reserved == 0xFF) { 252 cdev->private->senseid.reserved == 0xFF) {
253 if (irb->scsw.count < sizeof(struct senseid) - 8) 253 if (irb->scsw.cmd.count < sizeof(struct senseid) - 8)
254 cdev->private->flags.esid = 1; 254 cdev->private->flags.esid = 1;
255 return 0; /* Success */ 255 return 0; /* Success */
256 } 256 }
@@ -260,7 +260,7 @@ ccw_device_check_sense_id(struct ccw_device *cdev)
260 "subchannel 0.%x.%04x returns status %02X%02X\n", 260 "subchannel 0.%x.%04x returns status %02X%02X\n",
261 cdev->private->dev_id.devno, sch->schid.ssid, 261 cdev->private->dev_id.devno, sch->schid.ssid,
262 sch->schid.sch_no, 262 sch->schid.sch_no,
263 irb->scsw.dstat, irb->scsw.cstat); 263 irb->scsw.cmd.dstat, irb->scsw.cmd.cstat);
264 return -EAGAIN; 264 return -EAGAIN;
265} 265}
266 266
@@ -277,9 +277,9 @@ ccw_device_sense_id_irq(struct ccw_device *cdev, enum dev_event dev_event)
277 sch = to_subchannel(cdev->dev.parent); 277 sch = to_subchannel(cdev->dev.parent);
278 irb = (struct irb *) __LC_IRB; 278 irb = (struct irb *) __LC_IRB;
279 /* Retry sense id, if needed. */ 279 /* Retry sense id, if needed. */
280 if (irb->scsw.stctl == 280 if (irb->scsw.cmd.stctl ==
281 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) { 281 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) {
282 if ((irb->scsw.cc == 1) || !irb->scsw.actl) { 282 if ((irb->scsw.cmd.cc == 1) || !irb->scsw.cmd.actl) {
283 ret = __ccw_device_sense_id_start(cdev); 283 ret = __ccw_device_sense_id_start(cdev);
284 if (ret && ret != -EBUSY) 284 if (ret && ret != -EBUSY)
285 ccw_device_sense_id_done(cdev, ret); 285 ccw_device_sense_id_done(cdev, ret);
diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index f308ad55a6d5..10f72c5c005a 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -179,8 +179,8 @@ int ccw_device_start_key(struct ccw_device *cdev, struct ccw1 *cpa,
179 return -EBUSY; 179 return -EBUSY;
180 } 180 }
181 if (cdev->private->state != DEV_STATE_ONLINE || 181 if (cdev->private->state != DEV_STATE_ONLINE ||
182 ((sch->schib.scsw.stctl & SCSW_STCTL_PRIM_STATUS) && 182 ((sch->schib.scsw.cmd.stctl & SCSW_STCTL_PRIM_STATUS) &&
183 !(sch->schib.scsw.stctl & SCSW_STCTL_SEC_STATUS)) || 183 !(sch->schib.scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS)) ||
184 cdev->private->flags.doverify) 184 cdev->private->flags.doverify)
185 return -EBUSY; 185 return -EBUSY;
186 ret = cio_set_options (sch, flags); 186 ret = cio_set_options (sch, flags);
@@ -379,7 +379,7 @@ int ccw_device_resume(struct ccw_device *cdev)
379 if (cdev->private->state == DEV_STATE_NOT_OPER) 379 if (cdev->private->state == DEV_STATE_NOT_OPER)
380 return -ENODEV; 380 return -ENODEV;
381 if (cdev->private->state != DEV_STATE_ONLINE || 381 if (cdev->private->state != DEV_STATE_ONLINE ||
382 !(sch->schib.scsw.actl & SCSW_ACTL_SUSPENDED)) 382 !(sch->schib.scsw.cmd.actl & SCSW_ACTL_SUSPENDED))
383 return -EINVAL; 383 return -EINVAL;
384 return cio_resume(sch); 384 return cio_resume(sch);
385} 385}
@@ -404,7 +404,7 @@ ccw_device_call_handler(struct ccw_device *cdev)
404 * - fast notification was requested (primary status) 404 * - fast notification was requested (primary status)
405 * - unsolicited interrupts 405 * - unsolicited interrupts
406 */ 406 */
407 stctl = cdev->private->irb.scsw.stctl; 407 stctl = scsw_stctl(&cdev->private->irb.scsw);
408 ending_status = (stctl & SCSW_STCTL_SEC_STATUS) || 408 ending_status = (stctl & SCSW_STCTL_SEC_STATUS) ||
409 (stctl == (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)) || 409 (stctl == (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)) ||
410 (stctl == SCSW_STCTL_STATUS_PEND); 410 (stctl == SCSW_STCTL_STATUS_PEND);
@@ -528,14 +528,15 @@ ccw_device_stlck(struct ccw_device *cdev)
528 cio_disable_subchannel(sch); //FIXME: return code? 528 cio_disable_subchannel(sch); //FIXME: return code?
529 goto out_unlock; 529 goto out_unlock;
530 } 530 }
531 cdev->private->irb.scsw.actl |= SCSW_ACTL_START_PEND; 531 cdev->private->irb.scsw.cmd.actl |= SCSW_ACTL_START_PEND;
532 spin_unlock_irqrestore(sch->lock, flags); 532 spin_unlock_irqrestore(sch->lock, flags);
533 wait_event(cdev->private->wait_q, cdev->private->irb.scsw.actl == 0); 533 wait_event(cdev->private->wait_q,
534 cdev->private->irb.scsw.cmd.actl == 0);
534 spin_lock_irqsave(sch->lock, flags); 535 spin_lock_irqsave(sch->lock, flags);
535 cio_disable_subchannel(sch); //FIXME: return code? 536 cio_disable_subchannel(sch); //FIXME: return code?
536 if ((cdev->private->irb.scsw.dstat != 537 if ((cdev->private->irb.scsw.cmd.dstat !=
537 (DEV_STAT_CHN_END|DEV_STAT_DEV_END)) || 538 (DEV_STAT_CHN_END|DEV_STAT_DEV_END)) ||
538 (cdev->private->irb.scsw.cstat != 0)) 539 (cdev->private->irb.scsw.cmd.cstat != 0))
539 ret = -EIO; 540 ret = -EIO;
540 /* Clear irb. */ 541 /* Clear irb. */
541 memset(&cdev->private->irb, 0, sizeof(struct irb)); 542 memset(&cdev->private->irb, 0, sizeof(struct irb));
diff --git a/drivers/s390/cio/device_pgid.c b/drivers/s390/cio/device_pgid.c
index 5cf7be008e98..22a711bb5444 100644
--- a/drivers/s390/cio/device_pgid.c
+++ b/drivers/s390/cio/device_pgid.c
@@ -28,13 +28,13 @@
28 * Helper function called from interrupt context to decide whether an 28 * Helper function called from interrupt context to decide whether an
29 * operation should be tried again. 29 * operation should be tried again.
30 */ 30 */
31static int __ccw_device_should_retry(struct scsw *scsw) 31static int __ccw_device_should_retry(union scsw *scsw)
32{ 32{
33 /* CC is only valid if start function bit is set. */ 33 /* CC is only valid if start function bit is set. */
34 if ((scsw->fctl & SCSW_FCTL_START_FUNC) && scsw->cc == 1) 34 if ((scsw->cmd.fctl & SCSW_FCTL_START_FUNC) && scsw->cmd.cc == 1)
35 return 1; 35 return 1;
36 /* No more activity. For sense and set PGID we stubbornly try again. */ 36 /* No more activity. For sense and set PGID we stubbornly try again. */
37 if (!scsw->actl) 37 if (!scsw->cmd.actl)
38 return 1; 38 return 1;
39 return 0; 39 return 0;
40} 40}
@@ -125,7 +125,7 @@ __ccw_device_check_sense_pgid(struct ccw_device *cdev)
125 125
126 sch = to_subchannel(cdev->dev.parent); 126 sch = to_subchannel(cdev->dev.parent);
127 irb = &cdev->private->irb; 127 irb = &cdev->private->irb;
128 if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) { 128 if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) {
129 /* Retry Sense PGID if requested. */ 129 /* Retry Sense PGID if requested. */
130 if (cdev->private->flags.intretry) { 130 if (cdev->private->flags.intretry) {
131 cdev->private->flags.intretry = 0; 131 cdev->private->flags.intretry = 0;
@@ -155,7 +155,7 @@ __ccw_device_check_sense_pgid(struct ccw_device *cdev)
155 irb->ecw[6], irb->ecw[7]); 155 irb->ecw[6], irb->ecw[7]);
156 return -EAGAIN; 156 return -EAGAIN;
157 } 157 }
158 if (irb->scsw.cc == 3) { 158 if (irb->scsw.cmd.cc == 3) {
159 u8 lpm; 159 u8 lpm;
160 160
161 lpm = to_io_private(sch)->orb.lpm; 161 lpm = to_io_private(sch)->orb.lpm;
@@ -188,7 +188,7 @@ ccw_device_sense_pgid_irq(struct ccw_device *cdev, enum dev_event dev_event)
188 188
189 irb = (struct irb *) __LC_IRB; 189 irb = (struct irb *) __LC_IRB;
190 190
191 if (irb->scsw.stctl == 191 if (irb->scsw.cmd.stctl ==
192 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) { 192 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) {
193 if (__ccw_device_should_retry(&irb->scsw)) { 193 if (__ccw_device_should_retry(&irb->scsw)) {
194 ret = __ccw_device_sense_pgid_start(cdev); 194 ret = __ccw_device_sense_pgid_start(cdev);
@@ -331,7 +331,7 @@ __ccw_device_check_pgid(struct ccw_device *cdev)
331 331
332 sch = to_subchannel(cdev->dev.parent); 332 sch = to_subchannel(cdev->dev.parent);
333 irb = &cdev->private->irb; 333 irb = &cdev->private->irb;
334 if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) { 334 if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) {
335 /* Retry Set PGID if requested. */ 335 /* Retry Set PGID if requested. */
336 if (cdev->private->flags.intretry) { 336 if (cdev->private->flags.intretry) {
337 cdev->private->flags.intretry = 0; 337 cdev->private->flags.intretry = 0;
@@ -355,7 +355,7 @@ __ccw_device_check_pgid(struct ccw_device *cdev)
355 irb->ecw[6], irb->ecw[7]); 355 irb->ecw[6], irb->ecw[7]);
356 return -EAGAIN; 356 return -EAGAIN;
357 } 357 }
358 if (irb->scsw.cc == 3) { 358 if (irb->scsw.cmd.cc == 3) {
359 CIO_MSG_EVENT(3, "SPID - Device %04x on Subchannel 0.%x.%04x," 359 CIO_MSG_EVENT(3, "SPID - Device %04x on Subchannel 0.%x.%04x,"
360 " lpm %02X, became 'not operational'\n", 360 " lpm %02X, became 'not operational'\n",
361 cdev->private->dev_id.devno, sch->schid.ssid, 361 cdev->private->dev_id.devno, sch->schid.ssid,
@@ -376,7 +376,7 @@ static int __ccw_device_check_nop(struct ccw_device *cdev)
376 376
377 sch = to_subchannel(cdev->dev.parent); 377 sch = to_subchannel(cdev->dev.parent);
378 irb = &cdev->private->irb; 378 irb = &cdev->private->irb;
379 if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) { 379 if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) {
380 /* Retry NOP if requested. */ 380 /* Retry NOP if requested. */
381 if (cdev->private->flags.intretry) { 381 if (cdev->private->flags.intretry) {
382 cdev->private->flags.intretry = 0; 382 cdev->private->flags.intretry = 0;
@@ -384,7 +384,7 @@ static int __ccw_device_check_nop(struct ccw_device *cdev)
384 } 384 }
385 return -ETIME; 385 return -ETIME;
386 } 386 }
387 if (irb->scsw.cc == 3) { 387 if (irb->scsw.cmd.cc == 3) {
388 CIO_MSG_EVENT(3, "NOP - Device %04x on Subchannel 0.%x.%04x," 388 CIO_MSG_EVENT(3, "NOP - Device %04x on Subchannel 0.%x.%04x,"
389 " lpm %02X, became 'not operational'\n", 389 " lpm %02X, became 'not operational'\n",
390 cdev->private->dev_id.devno, sch->schid.ssid, 390 cdev->private->dev_id.devno, sch->schid.ssid,
@@ -438,7 +438,7 @@ ccw_device_verify_irq(struct ccw_device *cdev, enum dev_event dev_event)
438 438
439 irb = (struct irb *) __LC_IRB; 439 irb = (struct irb *) __LC_IRB;
440 440
441 if (irb->scsw.stctl == 441 if (irb->scsw.cmd.stctl ==
442 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) { 442 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) {
443 if (__ccw_device_should_retry(&irb->scsw)) 443 if (__ccw_device_should_retry(&irb->scsw))
444 __ccw_device_verify_start(cdev); 444 __ccw_device_verify_start(cdev);
@@ -544,7 +544,7 @@ ccw_device_disband_irq(struct ccw_device *cdev, enum dev_event dev_event)
544 544
545 irb = (struct irb *) __LC_IRB; 545 irb = (struct irb *) __LC_IRB;
546 546
547 if (irb->scsw.stctl == 547 if (irb->scsw.cmd.stctl ==
548 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) { 548 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) {
549 if (__ccw_device_should_retry(&irb->scsw)) 549 if (__ccw_device_should_retry(&irb->scsw))
550 __ccw_device_disband_start(cdev); 550 __ccw_device_disband_start(cdev);
diff --git a/drivers/s390/cio/device_status.c b/drivers/s390/cio/device_status.c
index 4a38993000f2..1b03c5423be2 100644
--- a/drivers/s390/cio/device_status.c
+++ b/drivers/s390/cio/device_status.c
@@ -29,9 +29,11 @@
29static void 29static void
30ccw_device_msg_control_check(struct ccw_device *cdev, struct irb *irb) 30ccw_device_msg_control_check(struct ccw_device *cdev, struct irb *irb)
31{ 31{
32 if (!(irb->scsw.cstat & (SCHN_STAT_CHN_DATA_CHK | 32 char dbf_text[15];
33 SCHN_STAT_CHN_CTRL_CHK | 33
34 SCHN_STAT_INTF_CTRL_CHK))) 34 if (!scsw_is_valid_cstat(&irb->scsw) ||
35 !(scsw_cstat(&irb->scsw) & (SCHN_STAT_CHN_DATA_CHK |
36 SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK)))
35 return; 37 return;
36 CIO_MSG_EVENT(0, "Channel-Check or Interface-Control-Check " 38 CIO_MSG_EVENT(0, "Channel-Check or Interface-Control-Check "
37 "received" 39 "received"
@@ -39,15 +41,10 @@ ccw_device_msg_control_check(struct ccw_device *cdev, struct irb *irb)
39 ": %02X sch_stat : %02X\n", 41 ": %02X sch_stat : %02X\n",
40 cdev->private->dev_id.devno, cdev->private->schid.ssid, 42 cdev->private->dev_id.devno, cdev->private->schid.ssid,
41 cdev->private->schid.sch_no, 43 cdev->private->schid.sch_no,
42 irb->scsw.dstat, irb->scsw.cstat); 44 scsw_dstat(&irb->scsw), scsw_cstat(&irb->scsw));
43 45 sprintf(dbf_text, "chk%x", cdev->private->schid.sch_no);
44 if (irb->scsw.cc != 3) { 46 CIO_TRACE_EVENT(0, dbf_text);
45 char dbf_text[15]; 47 CIO_HEX_EVENT(0, irb, sizeof(struct irb));
46
47 sprintf(dbf_text, "chk%x", cdev->private->schid.sch_no);
48 CIO_TRACE_EVENT(0, dbf_text);
49 CIO_HEX_EVENT(0, irb, sizeof (struct irb));
50 }
51} 48}
52 49
53/* 50/*
@@ -81,12 +78,12 @@ ccw_device_accumulate_ecw(struct ccw_device *cdev, struct irb *irb)
81 * are condition that have to be met for the extended control 78 * are condition that have to be met for the extended control
82 * bit to have meaning. Sick. 79 * bit to have meaning. Sick.
83 */ 80 */
84 cdev->private->irb.scsw.ectl = 0; 81 cdev->private->irb.scsw.cmd.ectl = 0;
85 if ((irb->scsw.stctl & SCSW_STCTL_ALERT_STATUS) && 82 if ((irb->scsw.cmd.stctl & SCSW_STCTL_ALERT_STATUS) &&
86 !(irb->scsw.stctl & SCSW_STCTL_INTER_STATUS)) 83 !(irb->scsw.cmd.stctl & SCSW_STCTL_INTER_STATUS))
87 cdev->private->irb.scsw.ectl = irb->scsw.ectl; 84 cdev->private->irb.scsw.cmd.ectl = irb->scsw.cmd.ectl;
88 /* Check if extended control word is valid. */ 85 /* Check if extended control word is valid. */
89 if (!cdev->private->irb.scsw.ectl) 86 if (!cdev->private->irb.scsw.cmd.ectl)
90 return; 87 return;
91 /* Copy concurrent sense / model dependent information. */ 88 /* Copy concurrent sense / model dependent information. */
92 memcpy (&cdev->private->irb.ecw, irb->ecw, sizeof (irb->ecw)); 89 memcpy (&cdev->private->irb.ecw, irb->ecw, sizeof (irb->ecw));
@@ -98,11 +95,12 @@ ccw_device_accumulate_ecw(struct ccw_device *cdev, struct irb *irb)
98static int 95static int
99ccw_device_accumulate_esw_valid(struct irb *irb) 96ccw_device_accumulate_esw_valid(struct irb *irb)
100{ 97{
101 if (!irb->scsw.eswf && irb->scsw.stctl == SCSW_STCTL_STATUS_PEND) 98 if (!irb->scsw.cmd.eswf &&
99 (irb->scsw.cmd.stctl == SCSW_STCTL_STATUS_PEND))
102 return 0; 100 return 0;
103 if (irb->scsw.stctl == 101 if (irb->scsw.cmd.stctl ==
104 (SCSW_STCTL_INTER_STATUS|SCSW_STCTL_STATUS_PEND) && 102 (SCSW_STCTL_INTER_STATUS|SCSW_STCTL_STATUS_PEND) &&
105 !(irb->scsw.actl & SCSW_ACTL_SUSPENDED)) 103 !(irb->scsw.cmd.actl & SCSW_ACTL_SUSPENDED))
106 return 0; 104 return 0;
107 return 1; 105 return 1;
108} 106}
@@ -125,7 +123,7 @@ ccw_device_accumulate_esw(struct ccw_device *cdev, struct irb *irb)
125 cdev_irb->esw.esw1.lpum = irb->esw.esw1.lpum; 123 cdev_irb->esw.esw1.lpum = irb->esw.esw1.lpum;
126 124
127 /* Copy subchannel logout information if esw is of format 0. */ 125 /* Copy subchannel logout information if esw is of format 0. */
128 if (irb->scsw.eswf) { 126 if (irb->scsw.cmd.eswf) {
129 cdev_sublog = &cdev_irb->esw.esw0.sublog; 127 cdev_sublog = &cdev_irb->esw.esw0.sublog;
130 sublog = &irb->esw.esw0.sublog; 128 sublog = &irb->esw.esw0.sublog;
131 /* Copy extended status flags. */ 129 /* Copy extended status flags. */
@@ -134,7 +132,7 @@ ccw_device_accumulate_esw(struct ccw_device *cdev, struct irb *irb)
134 * Copy fields that have a meaning for channel data check 132 * Copy fields that have a meaning for channel data check
135 * channel control check and interface control check. 133 * channel control check and interface control check.
136 */ 134 */
137 if (irb->scsw.cstat & (SCHN_STAT_CHN_DATA_CHK | 135 if (irb->scsw.cmd.cstat & (SCHN_STAT_CHN_DATA_CHK |
138 SCHN_STAT_CHN_CTRL_CHK | 136 SCHN_STAT_CHN_CTRL_CHK |
139 SCHN_STAT_INTF_CTRL_CHK)) { 137 SCHN_STAT_INTF_CTRL_CHK)) {
140 /* Copy ancillary report bit. */ 138 /* Copy ancillary report bit. */
@@ -155,7 +153,7 @@ ccw_device_accumulate_esw(struct ccw_device *cdev, struct irb *irb)
155 /* Copy i/o-error alert. */ 153 /* Copy i/o-error alert. */
156 cdev_sublog->ioerr = sublog->ioerr; 154 cdev_sublog->ioerr = sublog->ioerr;
157 /* Copy channel path timeout bit. */ 155 /* Copy channel path timeout bit. */
158 if (irb->scsw.cstat & SCHN_STAT_INTF_CTRL_CHK) 156 if (irb->scsw.cmd.cstat & SCHN_STAT_INTF_CTRL_CHK)
159 cdev_irb->esw.esw0.erw.cpt = irb->esw.esw0.erw.cpt; 157 cdev_irb->esw.esw0.erw.cpt = irb->esw.esw0.erw.cpt;
160 /* Copy failing storage address validity flag. */ 158 /* Copy failing storage address validity flag. */
161 cdev_irb->esw.esw0.erw.fsavf = irb->esw.esw0.erw.fsavf; 159 cdev_irb->esw.esw0.erw.fsavf = irb->esw.esw0.erw.fsavf;
@@ -200,24 +198,24 @@ ccw_device_accumulate_irb(struct ccw_device *cdev, struct irb *irb)
200 * If not, the remaining bit have no meaning and we must ignore them. 198 * If not, the remaining bit have no meaning and we must ignore them.
201 * The esw is not meaningful as well... 199 * The esw is not meaningful as well...
202 */ 200 */
203 if (!(irb->scsw.stctl & SCSW_STCTL_STATUS_PEND)) 201 if (!(scsw_stctl(&irb->scsw) & SCSW_STCTL_STATUS_PEND))
204 return; 202 return;
205 203
206 /* Check for channel checks and interface control checks. */ 204 /* Check for channel checks and interface control checks. */
207 ccw_device_msg_control_check(cdev, irb); 205 ccw_device_msg_control_check(cdev, irb);
208 206
209 /* Check for path not operational. */ 207 /* Check for path not operational. */
210 if (irb->scsw.pno && irb->scsw.fctl != 0 && 208 if (scsw_is_valid_pno(&irb->scsw) && scsw_pno(&irb->scsw))
211 (!(irb->scsw.stctl & SCSW_STCTL_INTER_STATUS) ||
212 (irb->scsw.actl & SCSW_ACTL_SUSPENDED)))
213 ccw_device_path_notoper(cdev); 209 ccw_device_path_notoper(cdev);
214 210 /* No irb accumulation for transport mode irbs. */
211 if (scsw_is_tm(&irb->scsw)) {
212 memcpy(&cdev->private->irb, irb, sizeof(struct irb));
213 return;
214 }
215 /* 215 /*
216 * Don't accumulate unsolicited interrupts. 216 * Don't accumulate unsolicited interrupts.
217 */ 217 */
218 if ((irb->scsw.stctl == 218 if (!scsw_is_solicited(&irb->scsw))
219 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS)) &&
220 (!irb->scsw.cc))
221 return; 219 return;
222 220
223 cdev_irb = &cdev->private->irb; 221 cdev_irb = &cdev->private->irb;
@@ -227,62 +225,63 @@ ccw_device_accumulate_irb(struct ccw_device *cdev, struct irb *irb)
227 * status at the subchannel has been cleared and we must not pass 225 * status at the subchannel has been cleared and we must not pass
228 * intermediate accumulated status to the device driver. 226 * intermediate accumulated status to the device driver.
229 */ 227 */
230 if (irb->scsw.fctl & SCSW_FCTL_CLEAR_FUNC) 228 if (irb->scsw.cmd.fctl & SCSW_FCTL_CLEAR_FUNC)
231 memset(&cdev->private->irb, 0, sizeof(struct irb)); 229 memset(&cdev->private->irb, 0, sizeof(struct irb));
232 230
233 /* Copy bits which are valid only for the start function. */ 231 /* Copy bits which are valid only for the start function. */
234 if (irb->scsw.fctl & SCSW_FCTL_START_FUNC) { 232 if (irb->scsw.cmd.fctl & SCSW_FCTL_START_FUNC) {
235 /* Copy key. */ 233 /* Copy key. */
236 cdev_irb->scsw.key = irb->scsw.key; 234 cdev_irb->scsw.cmd.key = irb->scsw.cmd.key;
237 /* Copy suspend control bit. */ 235 /* Copy suspend control bit. */
238 cdev_irb->scsw.sctl = irb->scsw.sctl; 236 cdev_irb->scsw.cmd.sctl = irb->scsw.cmd.sctl;
239 /* Accumulate deferred condition code. */ 237 /* Accumulate deferred condition code. */
240 cdev_irb->scsw.cc |= irb->scsw.cc; 238 cdev_irb->scsw.cmd.cc |= irb->scsw.cmd.cc;
241 /* Copy ccw format bit. */ 239 /* Copy ccw format bit. */
242 cdev_irb->scsw.fmt = irb->scsw.fmt; 240 cdev_irb->scsw.cmd.fmt = irb->scsw.cmd.fmt;
243 /* Copy prefetch bit. */ 241 /* Copy prefetch bit. */
244 cdev_irb->scsw.pfch = irb->scsw.pfch; 242 cdev_irb->scsw.cmd.pfch = irb->scsw.cmd.pfch;
245 /* Copy initial-status-interruption-control. */ 243 /* Copy initial-status-interruption-control. */
246 cdev_irb->scsw.isic = irb->scsw.isic; 244 cdev_irb->scsw.cmd.isic = irb->scsw.cmd.isic;
247 /* Copy address limit checking control. */ 245 /* Copy address limit checking control. */
248 cdev_irb->scsw.alcc = irb->scsw.alcc; 246 cdev_irb->scsw.cmd.alcc = irb->scsw.cmd.alcc;
249 /* Copy suppress suspend bit. */ 247 /* Copy suppress suspend bit. */
250 cdev_irb->scsw.ssi = irb->scsw.ssi; 248 cdev_irb->scsw.cmd.ssi = irb->scsw.cmd.ssi;
251 } 249 }
252 250
253 /* Take care of the extended control bit and extended control word. */ 251 /* Take care of the extended control bit and extended control word. */
254 ccw_device_accumulate_ecw(cdev, irb); 252 ccw_device_accumulate_ecw(cdev, irb);
255 253
256 /* Accumulate function control. */ 254 /* Accumulate function control. */
257 cdev_irb->scsw.fctl |= irb->scsw.fctl; 255 cdev_irb->scsw.cmd.fctl |= irb->scsw.cmd.fctl;
258 /* Copy activity control. */ 256 /* Copy activity control. */
259 cdev_irb->scsw.actl= irb->scsw.actl; 257 cdev_irb->scsw.cmd.actl = irb->scsw.cmd.actl;
260 /* Accumulate status control. */ 258 /* Accumulate status control. */
261 cdev_irb->scsw.stctl |= irb->scsw.stctl; 259 cdev_irb->scsw.cmd.stctl |= irb->scsw.cmd.stctl;
262 /* 260 /*
263 * Copy ccw address if it is valid. This is a bit simplified 261 * Copy ccw address if it is valid. This is a bit simplified
264 * but should be close enough for all practical purposes. 262 * but should be close enough for all practical purposes.
265 */ 263 */
266 if ((irb->scsw.stctl & SCSW_STCTL_PRIM_STATUS) || 264 if ((irb->scsw.cmd.stctl & SCSW_STCTL_PRIM_STATUS) ||
267 ((irb->scsw.stctl == 265 ((irb->scsw.cmd.stctl ==
268 (SCSW_STCTL_INTER_STATUS|SCSW_STCTL_STATUS_PEND)) && 266 (SCSW_STCTL_INTER_STATUS|SCSW_STCTL_STATUS_PEND)) &&
269 (irb->scsw.actl & SCSW_ACTL_DEVACT) && 267 (irb->scsw.cmd.actl & SCSW_ACTL_DEVACT) &&
270 (irb->scsw.actl & SCSW_ACTL_SCHACT)) || 268 (irb->scsw.cmd.actl & SCSW_ACTL_SCHACT)) ||
271 (irb->scsw.actl & SCSW_ACTL_SUSPENDED)) 269 (irb->scsw.cmd.actl & SCSW_ACTL_SUSPENDED))
272 cdev_irb->scsw.cpa = irb->scsw.cpa; 270 cdev_irb->scsw.cmd.cpa = irb->scsw.cmd.cpa;
273 /* Accumulate device status, but not the device busy flag. */ 271 /* Accumulate device status, but not the device busy flag. */
274 cdev_irb->scsw.dstat &= ~DEV_STAT_BUSY; 272 cdev_irb->scsw.cmd.dstat &= ~DEV_STAT_BUSY;
275 /* dstat is not always valid. */ 273 /* dstat is not always valid. */
276 if (irb->scsw.stctl & 274 if (irb->scsw.cmd.stctl &
277 (SCSW_STCTL_PRIM_STATUS | SCSW_STCTL_SEC_STATUS 275 (SCSW_STCTL_PRIM_STATUS | SCSW_STCTL_SEC_STATUS
278 | SCSW_STCTL_INTER_STATUS | SCSW_STCTL_ALERT_STATUS)) 276 | SCSW_STCTL_INTER_STATUS | SCSW_STCTL_ALERT_STATUS))
279 cdev_irb->scsw.dstat |= irb->scsw.dstat; 277 cdev_irb->scsw.cmd.dstat |= irb->scsw.cmd.dstat;
280 /* Accumulate subchannel status. */ 278 /* Accumulate subchannel status. */
281 cdev_irb->scsw.cstat |= irb->scsw.cstat; 279 cdev_irb->scsw.cmd.cstat |= irb->scsw.cmd.cstat;
282 /* Copy residual count if it is valid. */ 280 /* Copy residual count if it is valid. */
283 if ((irb->scsw.stctl & SCSW_STCTL_PRIM_STATUS) && 281 if ((irb->scsw.cmd.stctl & SCSW_STCTL_PRIM_STATUS) &&
284 (irb->scsw.cstat & ~(SCHN_STAT_PCI | SCHN_STAT_INCORR_LEN)) == 0) 282 (irb->scsw.cmd.cstat & ~(SCHN_STAT_PCI | SCHN_STAT_INCORR_LEN))
285 cdev_irb->scsw.count = irb->scsw.count; 283 == 0)
284 cdev_irb->scsw.cmd.count = irb->scsw.cmd.count;
286 285
287 /* Take care of bits in the extended status word. */ 286 /* Take care of bits in the extended status word. */
288 ccw_device_accumulate_esw(cdev, irb); 287 ccw_device_accumulate_esw(cdev, irb);
@@ -299,7 +298,7 @@ ccw_device_accumulate_irb(struct ccw_device *cdev, struct irb *irb)
299 * sense facility available/supported when enabling the 298 * sense facility available/supported when enabling the
300 * concurrent sense facility. 299 * concurrent sense facility.
301 */ 300 */
302 if ((cdev_irb->scsw.dstat & DEV_STAT_UNIT_CHECK) && 301 if ((cdev_irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) &&
303 !(cdev_irb->esw.esw0.erw.cons)) 302 !(cdev_irb->esw.esw0.erw.cons))
304 cdev->private->flags.dosense = 1; 303 cdev->private->flags.dosense = 1;
305} 304}
@@ -317,7 +316,7 @@ ccw_device_do_sense(struct ccw_device *cdev, struct irb *irb)
317 sch = to_subchannel(cdev->dev.parent); 316 sch = to_subchannel(cdev->dev.parent);
318 317
319 /* A sense is required, can we do it now ? */ 318 /* A sense is required, can we do it now ? */
320 if ((irb->scsw.actl & (SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT)) != 0) 319 if (scsw_actl(&irb->scsw) & (SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT))
321 /* 320 /*
322 * we received an Unit Check but we have no final 321 * we received an Unit Check but we have no final
323 * status yet, therefore we must delay the SENSE 322 * status yet, therefore we must delay the SENSE
@@ -355,20 +354,18 @@ ccw_device_accumulate_basic_sense(struct ccw_device *cdev, struct irb *irb)
355 * If not, the remaining bit have no meaning and we must ignore them. 354 * If not, the remaining bit have no meaning and we must ignore them.
356 * The esw is not meaningful as well... 355 * The esw is not meaningful as well...
357 */ 356 */
358 if (!(irb->scsw.stctl & SCSW_STCTL_STATUS_PEND)) 357 if (!(scsw_stctl(&irb->scsw) & SCSW_STCTL_STATUS_PEND))
359 return; 358 return;
360 359
361 /* Check for channel checks and interface control checks. */ 360 /* Check for channel checks and interface control checks. */
362 ccw_device_msg_control_check(cdev, irb); 361 ccw_device_msg_control_check(cdev, irb);
363 362
364 /* Check for path not operational. */ 363 /* Check for path not operational. */
365 if (irb->scsw.pno && irb->scsw.fctl != 0 && 364 if (scsw_is_valid_pno(&irb->scsw) && scsw_pno(&irb->scsw))
366 (!(irb->scsw.stctl & SCSW_STCTL_INTER_STATUS) ||
367 (irb->scsw.actl & SCSW_ACTL_SUSPENDED)))
368 ccw_device_path_notoper(cdev); 365 ccw_device_path_notoper(cdev);
369 366
370 if (!(irb->scsw.dstat & DEV_STAT_UNIT_CHECK) && 367 if (!(irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) &&
371 (irb->scsw.dstat & DEV_STAT_CHN_END)) { 368 (irb->scsw.cmd.dstat & DEV_STAT_CHN_END)) {
372 cdev->private->irb.esw.esw0.erw.cons = 1; 369 cdev->private->irb.esw.esw0.erw.cons = 1;
373 cdev->private->flags.dosense = 0; 370 cdev->private->flags.dosense = 0;
374 } 371 }
@@ -386,11 +383,11 @@ int
386ccw_device_accumulate_and_sense(struct ccw_device *cdev, struct irb *irb) 383ccw_device_accumulate_and_sense(struct ccw_device *cdev, struct irb *irb)
387{ 384{
388 ccw_device_accumulate_irb(cdev, irb); 385 ccw_device_accumulate_irb(cdev, irb);
389 if ((irb->scsw.actl & (SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT)) != 0) 386 if ((irb->scsw.cmd.actl & (SCSW_ACTL_DEVACT | SCSW_ACTL_SCHACT)) != 0)
390 return -EBUSY; 387 return -EBUSY;
391 /* Check for basic sense. */ 388 /* Check for basic sense. */
392 if (cdev->private->flags.dosense && 389 if (cdev->private->flags.dosense &&
393 !(irb->scsw.dstat & DEV_STAT_UNIT_CHECK)) { 390 !(irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)) {
394 cdev->private->irb.esw.esw0.erw.cons = 1; 391 cdev->private->irb.esw.esw0.erw.cons = 1;
395 cdev->private->flags.dosense = 0; 392 cdev->private->flags.dosense = 0;
396 return 0; 393 return 0;
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 17df222dea80..72508d8f3c4a 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -2140,8 +2140,8 @@ qdio_handler(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
2140 QDIO_DBF_TEXT4(0, trace, dbf_text); 2140 QDIO_DBF_TEXT4(0, trace, dbf_text);
2141#endif /* CONFIG_QDIO_DEBUG */ 2141#endif /* CONFIG_QDIO_DEBUG */
2142 2142
2143 cstat = irb->scsw.cstat; 2143 cstat = irb->scsw.cmd.cstat;
2144 dstat = irb->scsw.dstat; 2144 dstat = irb->scsw.cmd.dstat;
2145 2145
2146 switch (irq_ptr->state) { 2146 switch (irq_ptr->state) {
2147 case QDIO_IRQ_STATE_INACTIVE: 2147 case QDIO_IRQ_STATE_INACTIVE:
diff --git a/drivers/s390/cio/scsw.c b/drivers/s390/cio/scsw.c
new file mode 100644
index 000000000000..f8da25ab576d
--- /dev/null
+++ b/drivers/s390/cio/scsw.c
@@ -0,0 +1,843 @@
1/*
2 * Helper functions for scsw access.
3 *
4 * Copyright IBM Corp. 2008
5 * Author(s): Peter Oberparleiter <peter.oberparleiter@de.ibm.com>
6 */
7
8#include <linux/types.h>
9#include <linux/module.h>
10#include <asm/cio.h>
11#include "css.h"
12#include "chsc.h"
13
14/**
15 * scsw_is_tm - check for transport mode scsw
16 * @scsw: pointer to scsw
17 *
18 * Return non-zero if the specified scsw is a transport mode scsw, zero
19 * otherwise.
20 */
21int scsw_is_tm(union scsw *scsw)
22{
23 return css_general_characteristics.fcx && (scsw->tm.x == 1);
24}
25EXPORT_SYMBOL(scsw_is_tm);
26
27/**
28 * scsw_key - return scsw key field
29 * @scsw: pointer to scsw
30 *
31 * Return the value of the key field of the specified scsw, regardless of
32 * whether it is a transport mode or command mode scsw.
33 */
34u32 scsw_key(union scsw *scsw)
35{
36 if (scsw_is_tm(scsw))
37 return scsw->tm.key;
38 else
39 return scsw->cmd.key;
40}
41EXPORT_SYMBOL(scsw_key);
42
43/**
44 * scsw_eswf - return scsw eswf field
45 * @scsw: pointer to scsw
46 *
47 * Return the value of the eswf field of the specified scsw, regardless of
48 * whether it is a transport mode or command mode scsw.
49 */
50u32 scsw_eswf(union scsw *scsw)
51{
52 if (scsw_is_tm(scsw))
53 return scsw->tm.eswf;
54 else
55 return scsw->cmd.eswf;
56}
57EXPORT_SYMBOL(scsw_eswf);
58
59/**
60 * scsw_cc - return scsw cc field
61 * @scsw: pointer to scsw
62 *
63 * Return the value of the cc field of the specified scsw, regardless of
64 * whether it is a transport mode or command mode scsw.
65 */
66u32 scsw_cc(union scsw *scsw)
67{
68 if (scsw_is_tm(scsw))
69 return scsw->tm.cc;
70 else
71 return scsw->cmd.cc;
72}
73EXPORT_SYMBOL(scsw_cc);
74
75/**
76 * scsw_ectl - return scsw ectl field
77 * @scsw: pointer to scsw
78 *
79 * Return the value of the ectl field of the specified scsw, regardless of
80 * whether it is a transport mode or command mode scsw.
81 */
82u32 scsw_ectl(union scsw *scsw)
83{
84 if (scsw_is_tm(scsw))
85 return scsw->tm.ectl;
86 else
87 return scsw->cmd.ectl;
88}
89EXPORT_SYMBOL(scsw_ectl);
90
91/**
92 * scsw_pno - return scsw pno field
93 * @scsw: pointer to scsw
94 *
95 * Return the value of the pno field of the specified scsw, regardless of
96 * whether it is a transport mode or command mode scsw.
97 */
98u32 scsw_pno(union scsw *scsw)
99{
100 if (scsw_is_tm(scsw))
101 return scsw->tm.pno;
102 else
103 return scsw->cmd.pno;
104}
105EXPORT_SYMBOL(scsw_pno);
106
107/**
108 * scsw_fctl - return scsw fctl field
109 * @scsw: pointer to scsw
110 *
111 * Return the value of the fctl field of the specified scsw, regardless of
112 * whether it is a transport mode or command mode scsw.
113 */
114u32 scsw_fctl(union scsw *scsw)
115{
116 if (scsw_is_tm(scsw))
117 return scsw->tm.fctl;
118 else
119 return scsw->cmd.fctl;
120}
121EXPORT_SYMBOL(scsw_fctl);
122
123/**
124 * scsw_actl - return scsw actl field
125 * @scsw: pointer to scsw
126 *
127 * Return the value of the actl field of the specified scsw, regardless of
128 * whether it is a transport mode or command mode scsw.
129 */
130u32 scsw_actl(union scsw *scsw)
131{
132 if (scsw_is_tm(scsw))
133 return scsw->tm.actl;
134 else
135 return scsw->cmd.actl;
136}
137EXPORT_SYMBOL(scsw_actl);
138
139/**
140 * scsw_stctl - return scsw stctl field
141 * @scsw: pointer to scsw
142 *
143 * Return the value of the stctl field of the specified scsw, regardless of
144 * whether it is a transport mode or command mode scsw.
145 */
146u32 scsw_stctl(union scsw *scsw)
147{
148 if (scsw_is_tm(scsw))
149 return scsw->tm.stctl;
150 else
151 return scsw->cmd.stctl;
152}
153EXPORT_SYMBOL(scsw_stctl);
154
155/**
156 * scsw_dstat - return scsw dstat field
157 * @scsw: pointer to scsw
158 *
159 * Return the value of the dstat field of the specified scsw, regardless of
160 * whether it is a transport mode or command mode scsw.
161 */
162u32 scsw_dstat(union scsw *scsw)
163{
164 if (scsw_is_tm(scsw))
165 return scsw->tm.dstat;
166 else
167 return scsw->cmd.dstat;
168}
169EXPORT_SYMBOL(scsw_dstat);
170
171/**
172 * scsw_cstat - return scsw cstat field
173 * @scsw: pointer to scsw
174 *
175 * Return the value of the cstat field of the specified scsw, regardless of
176 * whether it is a transport mode or command mode scsw.
177 */
178u32 scsw_cstat(union scsw *scsw)
179{
180 if (scsw_is_tm(scsw))
181 return scsw->tm.cstat;
182 else
183 return scsw->cmd.cstat;
184}
185EXPORT_SYMBOL(scsw_cstat);
186
187/**
188 * scsw_cmd_is_valid_key - check key field validity
189 * @scsw: pointer to scsw
190 *
191 * Return non-zero if the key field of the specified command mode scsw is
192 * valid, zero otherwise.
193 */
194int scsw_cmd_is_valid_key(union scsw *scsw)
195{
196 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
197}
198EXPORT_SYMBOL(scsw_cmd_is_valid_key);
199
200/**
201 * scsw_cmd_is_valid_sctl - check fctl field validity
202 * @scsw: pointer to scsw
203 *
204 * Return non-zero if the fctl field of the specified command mode scsw is
205 * valid, zero otherwise.
206 */
207int scsw_cmd_is_valid_sctl(union scsw *scsw)
208{
209 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
210}
211EXPORT_SYMBOL(scsw_cmd_is_valid_sctl);
212
213/**
214 * scsw_cmd_is_valid_eswf - check eswf field validity
215 * @scsw: pointer to scsw
216 *
217 * Return non-zero if the eswf field of the specified command mode scsw is
218 * valid, zero otherwise.
219 */
220int scsw_cmd_is_valid_eswf(union scsw *scsw)
221{
222 return (scsw->cmd.stctl & SCSW_STCTL_STATUS_PEND);
223}
224EXPORT_SYMBOL(scsw_cmd_is_valid_eswf);
225
226/**
227 * scsw_cmd_is_valid_cc - check cc field validity
228 * @scsw: pointer to scsw
229 *
230 * Return non-zero if the cc field of the specified command mode scsw is
231 * valid, zero otherwise.
232 */
233int scsw_cmd_is_valid_cc(union scsw *scsw)
234{
235 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC) &&
236 (scsw->cmd.stctl & SCSW_STCTL_STATUS_PEND);
237}
238EXPORT_SYMBOL(scsw_cmd_is_valid_cc);
239
240/**
241 * scsw_cmd_is_valid_fmt - check fmt field validity
242 * @scsw: pointer to scsw
243 *
244 * Return non-zero if the fmt field of the specified command mode scsw is
245 * valid, zero otherwise.
246 */
247int scsw_cmd_is_valid_fmt(union scsw *scsw)
248{
249 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
250}
251EXPORT_SYMBOL(scsw_cmd_is_valid_fmt);
252
253/**
254 * scsw_cmd_is_valid_pfch - check pfch field validity
255 * @scsw: pointer to scsw
256 *
257 * Return non-zero if the pfch field of the specified command mode scsw is
258 * valid, zero otherwise.
259 */
260int scsw_cmd_is_valid_pfch(union scsw *scsw)
261{
262 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
263}
264EXPORT_SYMBOL(scsw_cmd_is_valid_pfch);
265
266/**
267 * scsw_cmd_is_valid_isic - check isic field validity
268 * @scsw: pointer to scsw
269 *
270 * Return non-zero if the isic field of the specified command mode scsw is
271 * valid, zero otherwise.
272 */
273int scsw_cmd_is_valid_isic(union scsw *scsw)
274{
275 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
276}
277EXPORT_SYMBOL(scsw_cmd_is_valid_isic);
278
279/**
280 * scsw_cmd_is_valid_alcc - check alcc field validity
281 * @scsw: pointer to scsw
282 *
283 * Return non-zero if the alcc field of the specified command mode scsw is
284 * valid, zero otherwise.
285 */
286int scsw_cmd_is_valid_alcc(union scsw *scsw)
287{
288 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
289}
290EXPORT_SYMBOL(scsw_cmd_is_valid_alcc);
291
292/**
293 * scsw_cmd_is_valid_ssi - check ssi field validity
294 * @scsw: pointer to scsw
295 *
296 * Return non-zero if the ssi field of the specified command mode scsw is
297 * valid, zero otherwise.
298 */
299int scsw_cmd_is_valid_ssi(union scsw *scsw)
300{
301 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC);
302}
303EXPORT_SYMBOL(scsw_cmd_is_valid_ssi);
304
305/**
306 * scsw_cmd_is_valid_zcc - check zcc field validity
307 * @scsw: pointer to scsw
308 *
309 * Return non-zero if the zcc field of the specified command mode scsw is
310 * valid, zero otherwise.
311 */
312int scsw_cmd_is_valid_zcc(union scsw *scsw)
313{
314 return (scsw->cmd.fctl & SCSW_FCTL_START_FUNC) &&
315 (scsw->cmd.stctl & SCSW_STCTL_INTER_STATUS);
316}
317EXPORT_SYMBOL(scsw_cmd_is_valid_zcc);
318
319/**
320 * scsw_cmd_is_valid_ectl - check ectl field validity
321 * @scsw: pointer to scsw
322 *
323 * Return non-zero if the ectl field of the specified command mode scsw is
324 * valid, zero otherwise.
325 */
326int scsw_cmd_is_valid_ectl(union scsw *scsw)
327{
328 return (scsw->cmd.stctl & SCSW_STCTL_STATUS_PEND) &&
329 !(scsw->cmd.stctl & SCSW_STCTL_INTER_STATUS) &&
330 (scsw->cmd.stctl & SCSW_STCTL_ALERT_STATUS);
331}
332EXPORT_SYMBOL(scsw_cmd_is_valid_ectl);
333
334/**
335 * scsw_cmd_is_valid_pno - check pno field validity
336 * @scsw: pointer to scsw
337 *
338 * Return non-zero if the pno field of the specified command mode scsw is
339 * valid, zero otherwise.
340 */
341int scsw_cmd_is_valid_pno(union scsw *scsw)
342{
343 return (scsw->cmd.fctl != 0) &&
344 (scsw->cmd.stctl & SCSW_STCTL_STATUS_PEND) &&
345 (!(scsw->cmd.stctl & SCSW_STCTL_INTER_STATUS) ||
346 ((scsw->cmd.stctl & SCSW_STCTL_INTER_STATUS) &&
347 (scsw->cmd.actl & SCSW_ACTL_SUSPENDED)));
348}
349EXPORT_SYMBOL(scsw_cmd_is_valid_pno);
350
351/**
352 * scsw_cmd_is_valid_fctl - check fctl field validity
353 * @scsw: pointer to scsw
354 *
355 * Return non-zero if the fctl field of the specified command mode scsw is
356 * valid, zero otherwise.
357 */
358int scsw_cmd_is_valid_fctl(union scsw *scsw)
359{
360 /* Only valid if pmcw.dnv == 1*/
361 return 1;
362}
363EXPORT_SYMBOL(scsw_cmd_is_valid_fctl);
364
365/**
366 * scsw_cmd_is_valid_actl - check actl field validity
367 * @scsw: pointer to scsw
368 *
369 * Return non-zero if the actl field of the specified command mode scsw is
370 * valid, zero otherwise.
371 */
372int scsw_cmd_is_valid_actl(union scsw *scsw)
373{
374 /* Only valid if pmcw.dnv == 1*/
375 return 1;
376}
377EXPORT_SYMBOL(scsw_cmd_is_valid_actl);
378
379/**
380 * scsw_cmd_is_valid_stctl - check stctl field validity
381 * @scsw: pointer to scsw
382 *
383 * Return non-zero if the stctl field of the specified command mode scsw is
384 * valid, zero otherwise.
385 */
386int scsw_cmd_is_valid_stctl(union scsw *scsw)
387{
388 /* Only valid if pmcw.dnv == 1*/
389 return 1;
390}
391EXPORT_SYMBOL(scsw_cmd_is_valid_stctl);
392
393/**
394 * scsw_cmd_is_valid_dstat - check dstat field validity
395 * @scsw: pointer to scsw
396 *
397 * Return non-zero if the dstat field of the specified command mode scsw is
398 * valid, zero otherwise.
399 */
400int scsw_cmd_is_valid_dstat(union scsw *scsw)
401{
402 return (scsw->cmd.stctl & SCSW_STCTL_STATUS_PEND) &&
403 (scsw->cmd.cc != 3);
404}
405EXPORT_SYMBOL(scsw_cmd_is_valid_dstat);
406
407/**
408 * scsw_cmd_is_valid_cstat - check cstat field validity
409 * @scsw: pointer to scsw
410 *
411 * Return non-zero if the cstat field of the specified command mode scsw is
412 * valid, zero otherwise.
413 */
414int scsw_cmd_is_valid_cstat(union scsw *scsw)
415{
416 return (scsw->cmd.stctl & SCSW_STCTL_STATUS_PEND) &&
417 (scsw->cmd.cc != 3);
418}
419EXPORT_SYMBOL(scsw_cmd_is_valid_cstat);
420
421/**
422 * scsw_tm_is_valid_key - check key field validity
423 * @scsw: pointer to scsw
424 *
425 * Return non-zero if the key field of the specified transport mode scsw is
426 * valid, zero otherwise.
427 */
428int scsw_tm_is_valid_key(union scsw *scsw)
429{
430 return (scsw->tm.fctl & SCSW_FCTL_START_FUNC);
431}
432EXPORT_SYMBOL(scsw_tm_is_valid_key);
433
434/**
435 * scsw_tm_is_valid_eswf - check eswf field validity
436 * @scsw: pointer to scsw
437 *
438 * Return non-zero if the eswf field of the specified transport mode scsw is
439 * valid, zero otherwise.
440 */
441int scsw_tm_is_valid_eswf(union scsw *scsw)
442{
443 return (scsw->tm.stctl & SCSW_STCTL_STATUS_PEND);
444}
445EXPORT_SYMBOL(scsw_tm_is_valid_eswf);
446
447/**
448 * scsw_tm_is_valid_cc - check cc field validity
449 * @scsw: pointer to scsw
450 *
451 * Return non-zero if the cc field of the specified transport mode scsw is
452 * valid, zero otherwise.
453 */
454int scsw_tm_is_valid_cc(union scsw *scsw)
455{
456 return (scsw->tm.fctl & SCSW_FCTL_START_FUNC) &&
457 (scsw->tm.stctl & SCSW_STCTL_STATUS_PEND);
458}
459EXPORT_SYMBOL(scsw_tm_is_valid_cc);
460
461/**
462 * scsw_tm_is_valid_fmt - check fmt field validity
463 * @scsw: pointer to scsw
464 *
465 * Return non-zero if the fmt field of the specified transport mode scsw is
466 * valid, zero otherwise.
467 */
468int scsw_tm_is_valid_fmt(union scsw *scsw)
469{
470 return 1;
471}
472EXPORT_SYMBOL(scsw_tm_is_valid_fmt);
473
474/**
475 * scsw_tm_is_valid_x - check x field validity
476 * @scsw: pointer to scsw
477 *
478 * Return non-zero if the x field of the specified transport mode scsw is
479 * valid, zero otherwise.
480 */
481int scsw_tm_is_valid_x(union scsw *scsw)
482{
483 return 1;
484}
485EXPORT_SYMBOL(scsw_tm_is_valid_x);
486
487/**
488 * scsw_tm_is_valid_q - check q field validity
489 * @scsw: pointer to scsw
490 *
491 * Return non-zero if the q field of the specified transport mode scsw is
492 * valid, zero otherwise.
493 */
494int scsw_tm_is_valid_q(union scsw *scsw)
495{
496 return 1;
497}
498EXPORT_SYMBOL(scsw_tm_is_valid_q);
499
500/**
501 * scsw_tm_is_valid_ectl - check ectl field validity
502 * @scsw: pointer to scsw
503 *
504 * Return non-zero if the ectl field of the specified transport mode scsw is
505 * valid, zero otherwise.
506 */
507int scsw_tm_is_valid_ectl(union scsw *scsw)
508{
509 return (scsw->tm.stctl & SCSW_STCTL_STATUS_PEND) &&
510 !(scsw->tm.stctl & SCSW_STCTL_INTER_STATUS) &&
511 (scsw->tm.stctl & SCSW_STCTL_ALERT_STATUS);
512}
513EXPORT_SYMBOL(scsw_tm_is_valid_ectl);
514
515/**
516 * scsw_tm_is_valid_pno - check pno field validity
517 * @scsw: pointer to scsw
518 *
519 * Return non-zero if the pno field of the specified transport mode scsw is
520 * valid, zero otherwise.
521 */
522int scsw_tm_is_valid_pno(union scsw *scsw)
523{
524 return (scsw->tm.fctl != 0) &&
525 (scsw->tm.stctl & SCSW_STCTL_STATUS_PEND) &&
526 (!(scsw->tm.stctl & SCSW_STCTL_INTER_STATUS) ||
527 ((scsw->tm.stctl & SCSW_STCTL_INTER_STATUS) &&
528 (scsw->tm.actl & SCSW_ACTL_SUSPENDED)));
529}
530EXPORT_SYMBOL(scsw_tm_is_valid_pno);
531
532/**
533 * scsw_tm_is_valid_fctl - check fctl field validity
534 * @scsw: pointer to scsw
535 *
536 * Return non-zero if the fctl field of the specified transport mode scsw is
537 * valid, zero otherwise.
538 */
539int scsw_tm_is_valid_fctl(union scsw *scsw)
540{
541 /* Only valid if pmcw.dnv == 1*/
542 return 1;
543}
544EXPORT_SYMBOL(scsw_tm_is_valid_fctl);
545
546/**
547 * scsw_tm_is_valid_actl - check actl field validity
548 * @scsw: pointer to scsw
549 *
550 * Return non-zero if the actl field of the specified transport mode scsw is
551 * valid, zero otherwise.
552 */
553int scsw_tm_is_valid_actl(union scsw *scsw)
554{
555 /* Only valid if pmcw.dnv == 1*/
556 return 1;
557}
558EXPORT_SYMBOL(scsw_tm_is_valid_actl);
559
560/**
561 * scsw_tm_is_valid_stctl - check stctl field validity
562 * @scsw: pointer to scsw
563 *
564 * Return non-zero if the stctl field of the specified transport mode scsw is
565 * valid, zero otherwise.
566 */
567int scsw_tm_is_valid_stctl(union scsw *scsw)
568{
569 /* Only valid if pmcw.dnv == 1*/
570 return 1;
571}
572EXPORT_SYMBOL(scsw_tm_is_valid_stctl);
573
574/**
575 * scsw_tm_is_valid_dstat - check dstat field validity
576 * @scsw: pointer to scsw
577 *
578 * Return non-zero if the dstat field of the specified transport mode scsw is
579 * valid, zero otherwise.
580 */
581int scsw_tm_is_valid_dstat(union scsw *scsw)
582{
583 return (scsw->tm.stctl & SCSW_STCTL_STATUS_PEND) &&
584 (scsw->tm.cc != 3);
585}
586EXPORT_SYMBOL(scsw_tm_is_valid_dstat);
587
588/**
589 * scsw_tm_is_valid_cstat - check cstat field validity
590 * @scsw: pointer to scsw
591 *
592 * Return non-zero if the cstat field of the specified transport mode scsw is
593 * valid, zero otherwise.
594 */
595int scsw_tm_is_valid_cstat(union scsw *scsw)
596{
597 return (scsw->tm.stctl & SCSW_STCTL_STATUS_PEND) &&
598 (scsw->tm.cc != 3);
599}
600EXPORT_SYMBOL(scsw_tm_is_valid_cstat);
601
602/**
603 * scsw_tm_is_valid_fcxs - check fcxs field validity
604 * @scsw: pointer to scsw
605 *
606 * Return non-zero if the fcxs field of the specified transport mode scsw is
607 * valid, zero otherwise.
608 */
609int scsw_tm_is_valid_fcxs(union scsw *scsw)
610{
611 return 1;
612}
613EXPORT_SYMBOL(scsw_tm_is_valid_fcxs);
614
615/**
616 * scsw_tm_is_valid_schxs - check schxs field validity
617 * @scsw: pointer to scsw
618 *
619 * Return non-zero if the schxs field of the specified transport mode scsw is
620 * valid, zero otherwise.
621 */
622int scsw_tm_is_valid_schxs(union scsw *scsw)
623{
624 return (scsw->tm.cstat & (SCHN_STAT_PROG_CHECK |
625 SCHN_STAT_INTF_CTRL_CHK |
626 SCHN_STAT_PROT_CHECK |
627 SCHN_STAT_CHN_DATA_CHK));
628}
629EXPORT_SYMBOL(scsw_tm_is_valid_schxs);
630
631/**
632 * scsw_is_valid_actl - check actl field validity
633 * @scsw: pointer to scsw
634 *
635 * Return non-zero if the actl field of the specified scsw is valid,
636 * regardless of whether it is a transport mode or command mode scsw.
637 * Return zero if the field does not contain a valid value.
638 */
639int scsw_is_valid_actl(union scsw *scsw)
640{
641 if (scsw_is_tm(scsw))
642 return scsw_tm_is_valid_actl(scsw);
643 else
644 return scsw_cmd_is_valid_actl(scsw);
645}
646EXPORT_SYMBOL(scsw_is_valid_actl);
647
648/**
649 * scsw_is_valid_cc - check cc field validity
650 * @scsw: pointer to scsw
651 *
652 * Return non-zero if the cc field of the specified scsw is valid,
653 * regardless of whether it is a transport mode or command mode scsw.
654 * Return zero if the field does not contain a valid value.
655 */
656int scsw_is_valid_cc(union scsw *scsw)
657{
658 if (scsw_is_tm(scsw))
659 return scsw_tm_is_valid_cc(scsw);
660 else
661 return scsw_cmd_is_valid_cc(scsw);
662}
663EXPORT_SYMBOL(scsw_is_valid_cc);
664
665/**
666 * scsw_is_valid_cstat - check cstat field validity
667 * @scsw: pointer to scsw
668 *
669 * Return non-zero if the cstat field of the specified scsw is valid,
670 * regardless of whether it is a transport mode or command mode scsw.
671 * Return zero if the field does not contain a valid value.
672 */
673int scsw_is_valid_cstat(union scsw *scsw)
674{
675 if (scsw_is_tm(scsw))
676 return scsw_tm_is_valid_cstat(scsw);
677 else
678 return scsw_cmd_is_valid_cstat(scsw);
679}
680EXPORT_SYMBOL(scsw_is_valid_cstat);
681
682/**
683 * scsw_is_valid_dstat - check dstat field validity
684 * @scsw: pointer to scsw
685 *
686 * Return non-zero if the dstat field of the specified scsw is valid,
687 * regardless of whether it is a transport mode or command mode scsw.
688 * Return zero if the field does not contain a valid value.
689 */
690int scsw_is_valid_dstat(union scsw *scsw)
691{
692 if (scsw_is_tm(scsw))
693 return scsw_tm_is_valid_dstat(scsw);
694 else
695 return scsw_cmd_is_valid_dstat(scsw);
696}
697EXPORT_SYMBOL(scsw_is_valid_dstat);
698
699/**
700 * scsw_is_valid_ectl - check ectl field validity
701 * @scsw: pointer to scsw
702 *
703 * Return non-zero if the ectl field of the specified scsw is valid,
704 * regardless of whether it is a transport mode or command mode scsw.
705 * Return zero if the field does not contain a valid value.
706 */
707int scsw_is_valid_ectl(union scsw *scsw)
708{
709 if (scsw_is_tm(scsw))
710 return scsw_tm_is_valid_ectl(scsw);
711 else
712 return scsw_cmd_is_valid_ectl(scsw);
713}
714EXPORT_SYMBOL(scsw_is_valid_ectl);
715
716/**
717 * scsw_is_valid_eswf - check eswf field validity
718 * @scsw: pointer to scsw
719 *
720 * Return non-zero if the eswf field of the specified scsw is valid,
721 * regardless of whether it is a transport mode or command mode scsw.
722 * Return zero if the field does not contain a valid value.
723 */
724int scsw_is_valid_eswf(union scsw *scsw)
725{
726 if (scsw_is_tm(scsw))
727 return scsw_tm_is_valid_eswf(scsw);
728 else
729 return scsw_cmd_is_valid_eswf(scsw);
730}
731EXPORT_SYMBOL(scsw_is_valid_eswf);
732
733/**
734 * scsw_is_valid_fctl - check fctl field validity
735 * @scsw: pointer to scsw
736 *
737 * Return non-zero if the fctl field of the specified scsw is valid,
738 * regardless of whether it is a transport mode or command mode scsw.
739 * Return zero if the field does not contain a valid value.
740 */
741int scsw_is_valid_fctl(union scsw *scsw)
742{
743 if (scsw_is_tm(scsw))
744 return scsw_tm_is_valid_fctl(scsw);
745 else
746 return scsw_cmd_is_valid_fctl(scsw);
747}
748EXPORT_SYMBOL(scsw_is_valid_fctl);
749
750/**
751 * scsw_is_valid_key - check key field validity
752 * @scsw: pointer to scsw
753 *
754 * Return non-zero if the key field of the specified scsw is valid,
755 * regardless of whether it is a transport mode or command mode scsw.
756 * Return zero if the field does not contain a valid value.
757 */
758int scsw_is_valid_key(union scsw *scsw)
759{
760 if (scsw_is_tm(scsw))
761 return scsw_tm_is_valid_key(scsw);
762 else
763 return scsw_cmd_is_valid_key(scsw);
764}
765EXPORT_SYMBOL(scsw_is_valid_key);
766
767/**
768 * scsw_is_valid_pno - check pno field validity
769 * @scsw: pointer to scsw
770 *
771 * Return non-zero if the pno field of the specified scsw is valid,
772 * regardless of whether it is a transport mode or command mode scsw.
773 * Return zero if the field does not contain a valid value.
774 */
775int scsw_is_valid_pno(union scsw *scsw)
776{
777 if (scsw_is_tm(scsw))
778 return scsw_tm_is_valid_pno(scsw);
779 else
780 return scsw_cmd_is_valid_pno(scsw);
781}
782EXPORT_SYMBOL(scsw_is_valid_pno);
783
784/**
785 * scsw_is_valid_stctl - check stctl field validity
786 * @scsw: pointer to scsw
787 *
788 * Return non-zero if the stctl field of the specified scsw is valid,
789 * regardless of whether it is a transport mode or command mode scsw.
790 * Return zero if the field does not contain a valid value.
791 */
792int scsw_is_valid_stctl(union scsw *scsw)
793{
794 if (scsw_is_tm(scsw))
795 return scsw_tm_is_valid_stctl(scsw);
796 else
797 return scsw_cmd_is_valid_stctl(scsw);
798}
799EXPORT_SYMBOL(scsw_is_valid_stctl);
800
801/**
802 * scsw_cmd_is_solicited - check for solicited scsw
803 * @scsw: pointer to scsw
804 *
805 * Return non-zero if the command mode scsw indicates that the associated
806 * status condition is solicited, zero if it is unsolicited.
807 */
808int scsw_cmd_is_solicited(union scsw *scsw)
809{
810 return (scsw->cmd.cc != 0) || (scsw->cmd.stctl !=
811 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS));
812}
813EXPORT_SYMBOL(scsw_cmd_is_solicited);
814
815/**
816 * scsw_tm_is_solicited - check for solicited scsw
817 * @scsw: pointer to scsw
818 *
819 * Return non-zero if the transport mode scsw indicates that the associated
820 * status condition is solicited, zero if it is unsolicited.
821 */
822int scsw_tm_is_solicited(union scsw *scsw)
823{
824 return (scsw->tm.cc != 0) || (scsw->tm.stctl !=
825 (SCSW_STCTL_STATUS_PEND | SCSW_STCTL_ALERT_STATUS));
826}
827EXPORT_SYMBOL(scsw_tm_is_solicited);
828
829/**
830 * scsw_is_solicited - check for solicited scsw
831 * @scsw: pointer to scsw
832 *
833 * Return non-zero if the transport or command mode scsw indicates that the
834 * associated status condition is solicited, zero if it is unsolicited.
835 */
836int scsw_is_solicited(union scsw *scsw)
837{
838 if (scsw_is_tm(scsw))
839 return scsw_tm_is_solicited(scsw);
840 else
841 return scsw_cmd_is_solicited(scsw);
842}
843EXPORT_SYMBOL(scsw_is_solicited);
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 04a1d7bf678c..c644669a75c2 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -703,7 +703,8 @@ claw_irq_handler(struct ccw_device *cdev,
703 if (!cdev->dev.driver_data) { 703 if (!cdev->dev.driver_data) {
704 printk(KERN_WARNING "claw: unsolicited interrupt for device:" 704 printk(KERN_WARNING "claw: unsolicited interrupt for device:"
705 "%s received c-%02x d-%02x\n", 705 "%s received c-%02x d-%02x\n",
706 cdev->dev.bus_id,irb->scsw.cstat, irb->scsw.dstat); 706 cdev->dev.bus_id, irb->scsw.cmd.cstat,
707 irb->scsw.cmd.dstat);
707#ifdef FUNCTRACE 708#ifdef FUNCTRACE
708 printk(KERN_INFO "claw: %s() " 709 printk(KERN_INFO "claw: %s() "
709 "exit on line %d\n",__func__,__LINE__); 710 "exit on line %d\n",__func__,__LINE__);
@@ -732,22 +733,23 @@ claw_irq_handler(struct ccw_device *cdev,
732#ifdef IOTRACE 733#ifdef IOTRACE
733 printk(KERN_INFO "%s: interrupt for device: %04x " 734 printk(KERN_INFO "%s: interrupt for device: %04x "
734 "received c-%02x d-%02x state-%02x\n", 735 "received c-%02x d-%02x state-%02x\n",
735 dev->name, p_ch->devno, irb->scsw.cstat, 736 dev->name, p_ch->devno, irb->scsw.cmd.cstat,
736 irb->scsw.dstat, p_ch->claw_state); 737 irb->scsw.cmd.dstat, p_ch->claw_state);
737#endif 738#endif
738 739
739 /* Copy interruption response block. */ 740 /* Copy interruption response block. */
740 memcpy(p_ch->irb, irb, sizeof(struct irb)); 741 memcpy(p_ch->irb, irb, sizeof(struct irb));
741 742
742 /* Check for good subchannel return code, otherwise error message */ 743 /* Check for good subchannel return code, otherwise error message */
743 if (irb->scsw.cstat && !(irb->scsw.cstat & SCHN_STAT_PCI)) { 744 if (irb->scsw.cmd.cstat && !(irb->scsw.cmd.cstat & SCHN_STAT_PCI)) {
744 printk(KERN_INFO "%s: subchannel check for device: %04x -" 745 printk(KERN_INFO "%s: subchannel check for device: %04x -"
745 " Sch Stat %02x Dev Stat %02x CPA - %04x\n", 746 " Sch Stat %02x Dev Stat %02x CPA - %04x\n",
746 dev->name, p_ch->devno, 747 dev->name, p_ch->devno,
747 irb->scsw.cstat, irb->scsw.dstat,irb->scsw.cpa); 748 irb->scsw.cmd.cstat, irb->scsw.cmd.dstat,
749 irb->scsw.cmd.cpa);
748#ifdef IOTRACE 750#ifdef IOTRACE
749 dumpit((char *)irb,sizeof(struct irb)); 751 dumpit((char *)irb,sizeof(struct irb));
750 dumpit((char *)(unsigned long)irb->scsw.cpa, 752 dumpit((char *)(unsigned long)irb->scsw.cmd.cpa,
751 sizeof(struct ccw1)); 753 sizeof(struct ccw1));
752#endif 754#endif
753#ifdef FUNCTRACE 755#ifdef FUNCTRACE
@@ -759,22 +761,24 @@ claw_irq_handler(struct ccw_device *cdev,
759 } 761 }
760 762
761 /* Check the reason-code of a unit check */ 763 /* Check the reason-code of a unit check */
762 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) { 764 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK)
763 ccw_check_unit_check(p_ch, irb->ecw[0]); 765 ccw_check_unit_check(p_ch, irb->ecw[0]);
764 }
765 766
766 /* State machine to bring the connection up, down and to restart */ 767 /* State machine to bring the connection up, down and to restart */
767 p_ch->last_dstat = irb->scsw.dstat; 768 p_ch->last_dstat = irb->scsw.cmd.dstat;
768 769
769 switch (p_ch->claw_state) { 770 switch (p_ch->claw_state) {
770 case CLAW_STOP:/* HALT_IO by claw_release (halt sequence) */ 771 case CLAW_STOP:/* HALT_IO by claw_release (halt sequence) */
771#ifdef DEBUGMSG 772#ifdef DEBUGMSG
772 printk(KERN_INFO "%s: CLAW_STOP enter\n", dev->name); 773 printk(KERN_INFO "%s: CLAW_STOP enter\n", dev->name);
773#endif 774#endif
774 if (!((p_ch->irb->scsw.stctl & SCSW_STCTL_SEC_STATUS) || 775 if (!((p_ch->irb->scsw.cmd.stctl &
775 (p_ch->irb->scsw.stctl == SCSW_STCTL_STATUS_PEND) || 776 SCSW_STCTL_SEC_STATUS) ||
776 (p_ch->irb->scsw.stctl == 777 (p_ch->irb->scsw.cmd.stctl ==
777 (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { 778 SCSW_STCTL_STATUS_PEND) ||
779 (p_ch->irb->scsw.cmd.stctl ==
780 (SCSW_STCTL_ALERT_STATUS |
781 SCSW_STCTL_STATUS_PEND)))) {
778#ifdef FUNCTRACE 782#ifdef FUNCTRACE
779 printk(KERN_INFO "%s:%s Exit on line %d\n", 783 printk(KERN_INFO "%s:%s Exit on line %d\n",
780 dev->name,__func__,__LINE__); 784 dev->name,__func__,__LINE__);
@@ -798,10 +802,13 @@ claw_irq_handler(struct ccw_device *cdev,
798 printk(KERN_INFO "%s: process CLAW_STAT_HALT_IO\n", 802 printk(KERN_INFO "%s: process CLAW_STAT_HALT_IO\n",
799 dev->name); 803 dev->name);
800#endif 804#endif
801 if (!((p_ch->irb->scsw.stctl & SCSW_STCTL_SEC_STATUS) || 805 if (!((p_ch->irb->scsw.cmd.stctl &
802 (p_ch->irb->scsw.stctl == SCSW_STCTL_STATUS_PEND) || 806 SCSW_STCTL_SEC_STATUS) ||
803 (p_ch->irb->scsw.stctl == 807 (p_ch->irb->scsw.cmd.stctl ==
804 (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { 808 SCSW_STCTL_STATUS_PEND) ||
809 (p_ch->irb->scsw.cmd.stctl ==
810 (SCSW_STCTL_ALERT_STATUS |
811 SCSW_STCTL_STATUS_PEND)))) {
805#ifdef FUNCTRACE 812#ifdef FUNCTRACE
806 printk(KERN_INFO "%s:%s Exit on line %d\n", 813 printk(KERN_INFO "%s:%s Exit on line %d\n",
807 dev->name,__func__,__LINE__); 814 dev->name,__func__,__LINE__);
@@ -828,8 +835,8 @@ claw_irq_handler(struct ccw_device *cdev,
828 "interrupt for device:" 835 "interrupt for device:"
829 "%s received c-%02x d-%02x\n", 836 "%s received c-%02x d-%02x\n",
830 cdev->dev.bus_id, 837 cdev->dev.bus_id,
831 irb->scsw.cstat, 838 irb->scsw.cmd.cstat,
832 irb->scsw.dstat); 839 irb->scsw.cmd.dstat);
833 return; 840 return;
834 } 841 }
835#ifdef DEBUGMSG 842#ifdef DEBUGMSG
@@ -844,7 +851,7 @@ claw_irq_handler(struct ccw_device *cdev,
844 return; 851 return;
845 case CLAW_START_READ: 852 case CLAW_START_READ:
846 CLAW_DBF_TEXT(4,trace,"ReadIRQ"); 853 CLAW_DBF_TEXT(4,trace,"ReadIRQ");
847 if (p_ch->irb->scsw.dstat & DEV_STAT_UNIT_CHECK) { 854 if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
848 clear_bit(0, (void *)&p_ch->IO_active); 855 clear_bit(0, (void *)&p_ch->IO_active);
849 if ((p_ch->irb->ecw[0] & 0x41) == 0x41 || 856 if ((p_ch->irb->ecw[0] & 0x41) == 0x41 ||
850 (p_ch->irb->ecw[0] & 0x40) == 0x40 || 857 (p_ch->irb->ecw[0] & 0x40) == 0x40 ||
@@ -863,8 +870,8 @@ claw_irq_handler(struct ccw_device *cdev,
863 CLAW_DBF_TEXT(4,trace,"notrdy"); 870 CLAW_DBF_TEXT(4,trace,"notrdy");
864 return; 871 return;
865 } 872 }
866 if ((p_ch->irb->scsw.cstat & SCHN_STAT_PCI) && 873 if ((p_ch->irb->scsw.cmd.cstat & SCHN_STAT_PCI) &&
867 (p_ch->irb->scsw.dstat==0)) { 874 (p_ch->irb->scsw.cmd.dstat == 0)) {
868 if (test_and_set_bit(CLAW_BH_ACTIVE, 875 if (test_and_set_bit(CLAW_BH_ACTIVE,
869 (void *)&p_ch->flag_a) == 0) { 876 (void *)&p_ch->flag_a) == 0) {
870 tasklet_schedule(&p_ch->tasklet); 877 tasklet_schedule(&p_ch->tasklet);
@@ -879,10 +886,13 @@ claw_irq_handler(struct ccw_device *cdev,
879 CLAW_DBF_TEXT(4,trace,"PCI_read"); 886 CLAW_DBF_TEXT(4,trace,"PCI_read");
880 return; 887 return;
881 } 888 }
882 if(!((p_ch->irb->scsw.stctl & SCSW_STCTL_SEC_STATUS) || 889 if (!((p_ch->irb->scsw.cmd.stctl &
883 (p_ch->irb->scsw.stctl == SCSW_STCTL_STATUS_PEND) || 890 SCSW_STCTL_SEC_STATUS) ||
884 (p_ch->irb->scsw.stctl == 891 (p_ch->irb->scsw.cmd.stctl ==
885 (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { 892 SCSW_STCTL_STATUS_PEND) ||
893 (p_ch->irb->scsw.cmd.stctl ==
894 (SCSW_STCTL_ALERT_STATUS |
895 SCSW_STCTL_STATUS_PEND)))) {
886#ifdef FUNCTRACE 896#ifdef FUNCTRACE
887 printk(KERN_INFO "%s:%s Exit on line %d\n", 897 printk(KERN_INFO "%s:%s Exit on line %d\n",
888 dev->name,__func__,__LINE__); 898 dev->name,__func__,__LINE__);
@@ -911,7 +921,7 @@ claw_irq_handler(struct ccw_device *cdev,
911 CLAW_DBF_TEXT(4,trace,"RdIRQXit"); 921 CLAW_DBF_TEXT(4,trace,"RdIRQXit");
912 return; 922 return;
913 case CLAW_START_WRITE: 923 case CLAW_START_WRITE:
914 if (p_ch->irb->scsw.dstat & DEV_STAT_UNIT_CHECK) { 924 if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
915 printk(KERN_INFO "%s: Unit Check Occured in " 925 printk(KERN_INFO "%s: Unit Check Occured in "
916 "write channel\n",dev->name); 926 "write channel\n",dev->name);
917 clear_bit(0, (void *)&p_ch->IO_active); 927 clear_bit(0, (void *)&p_ch->IO_active);
@@ -934,16 +944,19 @@ claw_irq_handler(struct ccw_device *cdev,
934 CLAW_DBF_TEXT(4,trace,"rstrtwrt"); 944 CLAW_DBF_TEXT(4,trace,"rstrtwrt");
935 return; 945 return;
936 } 946 }
937 if (p_ch->irb->scsw.dstat & DEV_STAT_UNIT_EXCEP) { 947 if (p_ch->irb->scsw.cmd.dstat & DEV_STAT_UNIT_EXCEP) {
938 clear_bit(0, (void *)&p_ch->IO_active); 948 clear_bit(0, (void *)&p_ch->IO_active);
939 printk(KERN_INFO "%s: Unit Exception " 949 printk(KERN_INFO "%s: Unit Exception "
940 "Occured in write channel\n", 950 "Occured in write channel\n",
941 dev->name); 951 dev->name);
942 } 952 }
943 if(!((p_ch->irb->scsw.stctl & SCSW_STCTL_SEC_STATUS) || 953 if (!((p_ch->irb->scsw.cmd.stctl &
944 (p_ch->irb->scsw.stctl == SCSW_STCTL_STATUS_PEND) || 954 SCSW_STCTL_SEC_STATUS) ||
945 (p_ch->irb->scsw.stctl == 955 (p_ch->irb->scsw.cmd.stctl ==
946 (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))) { 956 SCSW_STCTL_STATUS_PEND) ||
957 (p_ch->irb->scsw.cmd.stctl ==
958 (SCSW_STCTL_ALERT_STATUS |
959 SCSW_STCTL_STATUS_PEND)))) {
947#ifdef FUNCTRACE 960#ifdef FUNCTRACE
948 printk(KERN_INFO "%s:%s Exit on line %d\n", 961 printk(KERN_INFO "%s:%s Exit on line %d\n",
949 dev->name,__func__,__LINE__); 962 dev->name,__func__,__LINE__);
diff --git a/drivers/s390/net/ctcm_fsms.c b/drivers/s390/net/ctcm_fsms.c
index 2a106f3a076d..7e6bd387f4d8 100644
--- a/drivers/s390/net/ctcm_fsms.c
+++ b/drivers/s390/net/ctcm_fsms.c
@@ -257,9 +257,9 @@ static void chx_txdone(fsm_instance *fi, int event, void *arg)
257 if (duration > ch->prof.tx_time) 257 if (duration > ch->prof.tx_time)
258 ch->prof.tx_time = duration; 258 ch->prof.tx_time = duration;
259 259
260 if (ch->irb->scsw.count != 0) 260 if (ch->irb->scsw.cmd.count != 0)
261 ctcm_pr_debug("%s: TX not complete, remaining %d bytes\n", 261 ctcm_pr_debug("%s: TX not complete, remaining %d bytes\n",
262 dev->name, ch->irb->scsw.count); 262 dev->name, ch->irb->scsw.cmd.count);
263 fsm_deltimer(&ch->timer); 263 fsm_deltimer(&ch->timer);
264 while ((skb = skb_dequeue(&ch->io_queue))) { 264 while ((skb = skb_dequeue(&ch->io_queue))) {
265 priv->stats.tx_packets++; 265 priv->stats.tx_packets++;
@@ -353,7 +353,7 @@ static void chx_rx(fsm_instance *fi, int event, void *arg)
353 struct channel *ch = arg; 353 struct channel *ch = arg;
354 struct net_device *dev = ch->netdev; 354 struct net_device *dev = ch->netdev;
355 struct ctcm_priv *priv = dev->priv; 355 struct ctcm_priv *priv = dev->priv;
356 int len = ch->max_bufsize - ch->irb->scsw.count; 356 int len = ch->max_bufsize - ch->irb->scsw.cmd.count;
357 struct sk_buff *skb = ch->trans_skb; 357 struct sk_buff *skb = ch->trans_skb;
358 __u16 block_len = *((__u16 *)skb->data); 358 __u16 block_len = *((__u16 *)skb->data);
359 int check_len; 359 int check_len;
@@ -1234,9 +1234,9 @@ static void ctcmpc_chx_txdone(fsm_instance *fi, int event, void *arg)
1234 if (duration > ch->prof.tx_time) 1234 if (duration > ch->prof.tx_time)
1235 ch->prof.tx_time = duration; 1235 ch->prof.tx_time = duration;
1236 1236
1237 if (ch->irb->scsw.count != 0) 1237 if (ch->irb->scsw.cmd.count != 0)
1238 ctcm_pr_debug("%s: TX not complete, remaining %d bytes\n", 1238 ctcm_pr_debug("%s: TX not complete, remaining %d bytes\n",
1239 dev->name, ch->irb->scsw.count); 1239 dev->name, ch->irb->scsw.cmd.count);
1240 fsm_deltimer(&ch->timer); 1240 fsm_deltimer(&ch->timer);
1241 while ((skb = skb_dequeue(&ch->io_queue))) { 1241 while ((skb = skb_dequeue(&ch->io_queue))) {
1242 priv->stats.tx_packets++; 1242 priv->stats.tx_packets++;
@@ -1394,7 +1394,7 @@ static void ctcmpc_chx_rx(fsm_instance *fi, int event, void *arg)
1394 struct sk_buff *skb = ch->trans_skb; 1394 struct sk_buff *skb = ch->trans_skb;
1395 struct sk_buff *new_skb; 1395 struct sk_buff *new_skb;
1396 unsigned long saveflags = 0; /* avoids compiler warning */ 1396 unsigned long saveflags = 0; /* avoids compiler warning */
1397 int len = ch->max_bufsize - ch->irb->scsw.count; 1397 int len = ch->max_bufsize - ch->irb->scsw.cmd.count;
1398 1398
1399 if (do_debug_data) { 1399 if (do_debug_data) {
1400 CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG, "mpc_ch_rx %s cp:%i %s\n", 1400 CTCM_DBF_TEXT_(TRACE, CTC_DBF_DEBUG, "mpc_ch_rx %s cp:%i %s\n",
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index d52843da4f55..6b13c1c1beb8 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1236,8 +1236,8 @@ static void ctcm_irq_handler(struct ccw_device *cdev,
1236 /* Check for unsolicited interrupts. */ 1236 /* Check for unsolicited interrupts. */
1237 if (cgdev == NULL) { 1237 if (cgdev == NULL) {
1238 ctcm_pr_warn("ctcm: Got unsolicited irq: %s c-%02x d-%02x\n", 1238 ctcm_pr_warn("ctcm: Got unsolicited irq: %s c-%02x d-%02x\n",
1239 cdev->dev.bus_id, irb->scsw.cstat, 1239 cdev->dev.bus_id, irb->scsw.cmd.cstat,
1240 irb->scsw.dstat); 1240 irb->scsw.cmd.dstat);
1241 return; 1241 return;
1242 } 1242 }
1243 1243
@@ -1266,40 +1266,40 @@ static void ctcm_irq_handler(struct ccw_device *cdev,
1266 "received c-%02x d-%02x\n", 1266 "received c-%02x d-%02x\n",
1267 dev->name, 1267 dev->name,
1268 ch->id, 1268 ch->id,
1269 irb->scsw.cstat, 1269 irb->scsw.cmd.cstat,
1270 irb->scsw.dstat); 1270 irb->scsw.cmd.dstat);
1271 1271
1272 /* Copy interruption response block. */ 1272 /* Copy interruption response block. */
1273 memcpy(ch->irb, irb, sizeof(struct irb)); 1273 memcpy(ch->irb, irb, sizeof(struct irb));
1274 1274
1275 /* Check for good subchannel return code, otherwise error message */ 1275 /* Check for good subchannel return code, otherwise error message */
1276 if (irb->scsw.cstat) { 1276 if (irb->scsw.cmd.cstat) {
1277 fsm_event(ch->fsm, CTC_EVENT_SC_UNKNOWN, ch); 1277 fsm_event(ch->fsm, CTC_EVENT_SC_UNKNOWN, ch);
1278 ctcm_pr_warn("%s: subchannel check for dev: %s - %02x %02x\n", 1278 ctcm_pr_warn("%s: subchannel check for dev: %s - %02x %02x\n",
1279 dev->name, ch->id, irb->scsw.cstat, 1279 dev->name, ch->id, irb->scsw.cmd.cstat,
1280 irb->scsw.dstat); 1280 irb->scsw.cmd.dstat);
1281 return; 1281 return;
1282 } 1282 }
1283 1283
1284 /* Check the reason-code of a unit check */ 1284 /* Check the reason-code of a unit check */
1285 if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) { 1285 if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
1286 ccw_unit_check(ch, irb->ecw[0]); 1286 ccw_unit_check(ch, irb->ecw[0]);
1287 return; 1287 return;
1288 } 1288 }
1289 if (irb->scsw.dstat & DEV_STAT_BUSY) { 1289 if (irb->scsw.cmd.dstat & DEV_STAT_BUSY) {
1290 if (irb->scsw.dstat & DEV_STAT_ATTENTION) 1290 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION)
1291 fsm_event(ch->fsm, CTC_EVENT_ATTNBUSY, ch); 1291 fsm_event(ch->fsm, CTC_EVENT_ATTNBUSY, ch);
1292 else 1292 else
1293 fsm_event(ch->fsm, CTC_EVENT_BUSY, ch); 1293 fsm_event(ch->fsm, CTC_EVENT_BUSY, ch);
1294 return; 1294 return;
1295 } 1295 }
1296 if (irb->scsw.dstat & DEV_STAT_ATTENTION) { 1296 if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
1297 fsm_event(ch->fsm, CTC_EVENT_ATTN, ch); 1297 fsm_event(ch->fsm, CTC_EVENT_ATTN, ch);
1298 return; 1298 return;
1299 } 1299 }
1300 if ((irb->scsw.stctl & SCSW_STCTL_SEC_STATUS) || 1300 if ((irb->scsw.cmd.stctl & SCSW_STCTL_SEC_STATUS) ||
1301 (irb->scsw.stctl == SCSW_STCTL_STATUS_PEND) || 1301 (irb->scsw.cmd.stctl == SCSW_STCTL_STATUS_PEND) ||
1302 (irb->scsw.stctl == 1302 (irb->scsw.cmd.stctl ==
1303 (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND))) 1303 (SCSW_STCTL_ALERT_STATUS | SCSW_STCTL_STATUS_PEND)))
1304 fsm_event(ch->fsm, CTC_EVENT_FINSTAT, ch); 1304 fsm_event(ch->fsm, CTC_EVENT_FINSTAT, ch);
1305 else 1305 else
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index dd22f4b37037..586cca21da95 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1327,8 +1327,8 @@ lcs_get_problem(struct ccw_device *cdev, struct irb *irb)
1327 char *sense; 1327 char *sense;
1328 1328
1329 sense = (char *) irb->ecw; 1329 sense = (char *) irb->ecw;
1330 cstat = irb->scsw.cstat; 1330 cstat = irb->scsw.cmd.cstat;
1331 dstat = irb->scsw.dstat; 1331 dstat = irb->scsw.cmd.dstat;
1332 1332
1333 if (cstat & (SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK | 1333 if (cstat & (SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK |
1334 SCHN_STAT_CHN_DATA_CHK | SCHN_STAT_CHAIN_CHECK | 1334 SCHN_STAT_CHN_DATA_CHK | SCHN_STAT_CHAIN_CHECK |
@@ -1388,11 +1388,13 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
1388 else 1388 else
1389 channel = &card->write; 1389 channel = &card->write;
1390 1390
1391 cstat = irb->scsw.cstat; 1391 cstat = irb->scsw.cmd.cstat;
1392 dstat = irb->scsw.dstat; 1392 dstat = irb->scsw.cmd.dstat;
1393 LCS_DBF_TEXT_(5, trace, "Rint%s",cdev->dev.bus_id); 1393 LCS_DBF_TEXT_(5, trace, "Rint%s",cdev->dev.bus_id);
1394 LCS_DBF_TEXT_(5, trace, "%4x%4x",irb->scsw.cstat, irb->scsw.dstat); 1394 LCS_DBF_TEXT_(5, trace, "%4x%4x", irb->scsw.cmd.cstat,
1395 LCS_DBF_TEXT_(5, trace, "%4x%4x",irb->scsw.fctl, irb->scsw.actl); 1395 irb->scsw.cmd.dstat);
1396 LCS_DBF_TEXT_(5, trace, "%4x%4x", irb->scsw.cmd.fctl,
1397 irb->scsw.cmd.actl);
1396 1398
1397 /* Check for channel and device errors presented */ 1399 /* Check for channel and device errors presented */
1398 rc = lcs_get_problem(cdev, irb); 1400 rc = lcs_get_problem(cdev, irb);
@@ -1410,11 +1412,11 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
1410 } 1412 }
1411 /* How far in the ccw chain have we processed? */ 1413 /* How far in the ccw chain have we processed? */
1412 if ((channel->state != LCS_CH_STATE_INIT) && 1414 if ((channel->state != LCS_CH_STATE_INIT) &&
1413 (irb->scsw.fctl & SCSW_FCTL_START_FUNC)) { 1415 (irb->scsw.cmd.fctl & SCSW_FCTL_START_FUNC)) {
1414 index = (struct ccw1 *) __va((addr_t) irb->scsw.cpa) 1416 index = (struct ccw1 *) __va((addr_t) irb->scsw.cmd.cpa)
1415 - channel->ccws; 1417 - channel->ccws;
1416 if ((irb->scsw.actl & SCSW_ACTL_SUSPENDED) || 1418 if ((irb->scsw.cmd.actl & SCSW_ACTL_SUSPENDED) ||
1417 (irb->scsw.cstat & SCHN_STAT_PCI)) 1419 (irb->scsw.cmd.cstat & SCHN_STAT_PCI))
1418 /* Bloody io subsystem tells us lies about cpa... */ 1420 /* Bloody io subsystem tells us lies about cpa... */
1419 index = (index - 1) & (LCS_NUM_BUFFS - 1); 1421 index = (index - 1) & (LCS_NUM_BUFFS - 1);
1420 while (channel->io_idx != index) { 1422 while (channel->io_idx != index) {
@@ -1425,25 +1427,24 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
1425 } 1427 }
1426 } 1428 }
1427 1429
1428 if ((irb->scsw.dstat & DEV_STAT_DEV_END) || 1430 if ((irb->scsw.cmd.dstat & DEV_STAT_DEV_END) ||
1429 (irb->scsw.dstat & DEV_STAT_CHN_END) || 1431 (irb->scsw.cmd.dstat & DEV_STAT_CHN_END) ||
1430 (irb->scsw.dstat & DEV_STAT_UNIT_CHECK)) 1432 (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK))
1431 /* Mark channel as stopped. */ 1433 /* Mark channel as stopped. */
1432 channel->state = LCS_CH_STATE_STOPPED; 1434 channel->state = LCS_CH_STATE_STOPPED;
1433 else if (irb->scsw.actl & SCSW_ACTL_SUSPENDED) 1435 else if (irb->scsw.cmd.actl & SCSW_ACTL_SUSPENDED)
1434 /* CCW execution stopped on a suspend bit. */ 1436 /* CCW execution stopped on a suspend bit. */
1435 channel->state = LCS_CH_STATE_SUSPENDED; 1437 channel->state = LCS_CH_STATE_SUSPENDED;
1436 if (irb->scsw.fctl & SCSW_FCTL_HALT_FUNC) { 1438 if (irb->scsw.cmd.fctl & SCSW_FCTL_HALT_FUNC) {
1437 if (irb->scsw.cc != 0) { 1439 if (irb->scsw.cmd.cc != 0) {
1438 ccw_device_halt(channel->ccwdev, (addr_t) channel); 1440 ccw_device_halt(channel->ccwdev, (addr_t) channel);
1439 return; 1441 return;
1440 } 1442 }
1441 /* The channel has been stopped by halt_IO. */ 1443 /* The channel has been stopped by halt_IO. */
1442 channel->state = LCS_CH_STATE_HALTED; 1444 channel->state = LCS_CH_STATE_HALTED;
1443 } 1445 }
1444 if (irb->scsw.fctl & SCSW_FCTL_CLEAR_FUNC) { 1446 if (irb->scsw.cmd.fctl & SCSW_FCTL_CLEAR_FUNC)
1445 channel->state = LCS_CH_STATE_CLEARED; 1447 channel->state = LCS_CH_STATE_CLEARED;
1446 }
1447 /* Do the rest in the tasklet. */ 1448 /* Do the rest in the tasklet. */
1448 tasklet_schedule(&channel->irq_tasklet); 1449 tasklet_schedule(&channel->irq_tasklet);
1449} 1450}
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 9a71dae223e8..90db3e444f38 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -735,8 +735,8 @@ static int qeth_get_problem(struct ccw_device *cdev, struct irb *irb)
735 char *sense; 735 char *sense;
736 736
737 sense = (char *) irb->ecw; 737 sense = (char *) irb->ecw;
738 cstat = irb->scsw.cstat; 738 cstat = irb->scsw.cmd.cstat;
739 dstat = irb->scsw.dstat; 739 dstat = irb->scsw.cmd.dstat;
740 740
741 if (cstat & (SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK | 741 if (cstat & (SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK |
742 SCHN_STAT_CHN_DATA_CHK | SCHN_STAT_CHAIN_CHECK | 742 SCHN_STAT_CHN_DATA_CHK | SCHN_STAT_CHAIN_CHECK |
@@ -823,8 +823,8 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
823 823
824 if (__qeth_check_irb_error(cdev, intparm, irb)) 824 if (__qeth_check_irb_error(cdev, intparm, irb))
825 return; 825 return;
826 cstat = irb->scsw.cstat; 826 cstat = irb->scsw.cmd.cstat;
827 dstat = irb->scsw.dstat; 827 dstat = irb->scsw.cmd.dstat;
828 828
829 card = CARD_FROM_CDEV(cdev); 829 card = CARD_FROM_CDEV(cdev);
830 if (!card) 830 if (!card)
@@ -842,10 +842,10 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
842 } 842 }
843 atomic_set(&channel->irq_pending, 0); 843 atomic_set(&channel->irq_pending, 0);
844 844
845 if (irb->scsw.fctl & (SCSW_FCTL_CLEAR_FUNC)) 845 if (irb->scsw.cmd.fctl & (SCSW_FCTL_CLEAR_FUNC))
846 channel->state = CH_STATE_STOPPED; 846 channel->state = CH_STATE_STOPPED;
847 847
848 if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC)) 848 if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC))
849 channel->state = CH_STATE_HALTED; 849 channel->state = CH_STATE_HALTED;
850 850
851 /*let's wake up immediately on data channel*/ 851 /*let's wake up immediately on data channel*/
diff --git a/include/asm-s390/cio.h b/include/asm-s390/cio.h
index 0818ecd30ca6..6dccb071aec3 100644
--- a/include/asm-s390/cio.h
+++ b/include/asm-s390/cio.h
@@ -16,7 +16,7 @@
16#define __MAX_CSSID 0 16#define __MAX_CSSID 0
17 17
18/** 18/**
19 * struct scsw - subchannel status word 19 * struct cmd_scsw - command-mode subchannel status word
20 * @key: subchannel key 20 * @key: subchannel key
21 * @sctl: suspend control 21 * @sctl: suspend control
22 * @eswf: esw format 22 * @eswf: esw format
@@ -38,7 +38,7 @@
38 * @cstat: subchannel status 38 * @cstat: subchannel status
39 * @count: residual count 39 * @count: residual count
40 */ 40 */
41struct scsw { 41struct cmd_scsw {
42 __u32 key : 4; 42 __u32 key : 4;
43 __u32 sctl : 1; 43 __u32 sctl : 1;
44 __u32 eswf : 1; 44 __u32 eswf : 1;
@@ -61,6 +61,114 @@ struct scsw {
61 __u32 count : 16; 61 __u32 count : 16;
62} __attribute__ ((packed)); 62} __attribute__ ((packed));
63 63
64/**
65 * struct tm_scsw - transport-mode subchannel status word
66 * @key: subchannel key
67 * @eswf: esw format
68 * @cc: deferred condition code
69 * @fmt: format
70 * @x: IRB-format control
71 * @q: interrogate-complete
72 * @ectl: extended control
73 * @pno: path not operational
74 * @fctl: function control
75 * @actl: activity control
76 * @stctl: status control
77 * @tcw: TCW address
78 * @dstat: device status
79 * @cstat: subchannel status
80 * @fcxs: FCX status
81 * @schxs: subchannel-extended status
82 */
83struct tm_scsw {
84 u32 key:4;
85 u32 :1;
86 u32 eswf:1;
87 u32 cc:2;
88 u32 fmt:3;
89 u32 x:1;
90 u32 q:1;
91 u32 :1;
92 u32 ectl:1;
93 u32 pno:1;
94 u32 :1;
95 u32 fctl:3;
96 u32 actl:7;
97 u32 stctl:5;
98 u32 tcw;
99 u32 dstat:8;
100 u32 cstat:8;
101 u32 fcxs:8;
102 u32 schxs:8;
103} __attribute__ ((packed));
104
105/**
106 * union scsw - subchannel status word
107 * @cmd: command-mode SCSW
108 * @tm: transport-mode SCSW
109 */
110union scsw {
111 struct cmd_scsw cmd;
112 struct tm_scsw tm;
113} __attribute__ ((packed));
114
115int scsw_is_tm(union scsw *scsw);
116u32 scsw_key(union scsw *scsw);
117u32 scsw_eswf(union scsw *scsw);
118u32 scsw_cc(union scsw *scsw);
119u32 scsw_ectl(union scsw *scsw);
120u32 scsw_pno(union scsw *scsw);
121u32 scsw_fctl(union scsw *scsw);
122u32 scsw_actl(union scsw *scsw);
123u32 scsw_stctl(union scsw *scsw);
124u32 scsw_dstat(union scsw *scsw);
125u32 scsw_cstat(union scsw *scsw);
126int scsw_is_solicited(union scsw *scsw);
127int scsw_is_valid_key(union scsw *scsw);
128int scsw_is_valid_eswf(union scsw *scsw);
129int scsw_is_valid_cc(union scsw *scsw);
130int scsw_is_valid_ectl(union scsw *scsw);
131int scsw_is_valid_pno(union scsw *scsw);
132int scsw_is_valid_fctl(union scsw *scsw);
133int scsw_is_valid_actl(union scsw *scsw);
134int scsw_is_valid_stctl(union scsw *scsw);
135int scsw_is_valid_dstat(union scsw *scsw);
136int scsw_is_valid_cstat(union scsw *scsw);
137int scsw_cmd_is_valid_key(union scsw *scsw);
138int scsw_cmd_is_valid_sctl(union scsw *scsw);
139int scsw_cmd_is_valid_eswf(union scsw *scsw);
140int scsw_cmd_is_valid_cc(union scsw *scsw);
141int scsw_cmd_is_valid_fmt(union scsw *scsw);
142int scsw_cmd_is_valid_pfch(union scsw *scsw);
143int scsw_cmd_is_valid_isic(union scsw *scsw);
144int scsw_cmd_is_valid_alcc(union scsw *scsw);
145int scsw_cmd_is_valid_ssi(union scsw *scsw);
146int scsw_cmd_is_valid_zcc(union scsw *scsw);
147int scsw_cmd_is_valid_ectl(union scsw *scsw);
148int scsw_cmd_is_valid_pno(union scsw *scsw);
149int scsw_cmd_is_valid_fctl(union scsw *scsw);
150int scsw_cmd_is_valid_actl(union scsw *scsw);
151int scsw_cmd_is_valid_stctl(union scsw *scsw);
152int scsw_cmd_is_valid_dstat(union scsw *scsw);
153int scsw_cmd_is_valid_cstat(union scsw *scsw);
154int scsw_cmd_is_solicited(union scsw *scsw);
155int scsw_tm_is_valid_key(union scsw *scsw);
156int scsw_tm_is_valid_eswf(union scsw *scsw);
157int scsw_tm_is_valid_cc(union scsw *scsw);
158int scsw_tm_is_valid_fmt(union scsw *scsw);
159int scsw_tm_is_valid_x(union scsw *scsw);
160int scsw_tm_is_valid_q(union scsw *scsw);
161int scsw_tm_is_valid_ectl(union scsw *scsw);
162int scsw_tm_is_valid_pno(union scsw *scsw);
163int scsw_tm_is_valid_fctl(union scsw *scsw);
164int scsw_tm_is_valid_actl(union scsw *scsw);
165int scsw_tm_is_valid_stctl(union scsw *scsw);
166int scsw_tm_is_valid_dstat(union scsw *scsw);
167int scsw_tm_is_valid_cstat(union scsw *scsw);
168int scsw_tm_is_valid_fcxs(union scsw *scsw);
169int scsw_tm_is_valid_schxs(union scsw *scsw);
170int scsw_tm_is_solicited(union scsw *scsw);
171
64#define SCSW_FCTL_CLEAR_FUNC 0x1 172#define SCSW_FCTL_CLEAR_FUNC 0x1
65#define SCSW_FCTL_HALT_FUNC 0x2 173#define SCSW_FCTL_HALT_FUNC 0x2
66#define SCSW_FCTL_START_FUNC 0x4 174#define SCSW_FCTL_START_FUNC 0x4
@@ -303,7 +411,7 @@ struct esw3 {
303 * if applicable). 411 * if applicable).
304 */ 412 */
305struct irb { 413struct irb {
306 struct scsw scsw; 414 union scsw scsw;
307 union { 415 union {
308 struct esw0 esw0; 416 struct esw0 esw0;
309 struct esw1 esw1; 417 struct esw1 esw1;
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-12 21:35:52 -0500