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-rw-r--r--drivers/s390/block/dasd_diag.c1
-rw-r--r--drivers/s390/char/raw3270.c1
-rw-r--r--drivers/s390/char/vmur.c32
-rw-r--r--drivers/s390/cio/device_id.c48
4 files changed, 7 insertions, 75 deletions
diff --git a/drivers/s390/block/dasd_diag.c b/drivers/s390/block/dasd_diag.c
index eccac1c3b71b..d32c60dbdd82 100644
--- a/drivers/s390/block/dasd_diag.c
+++ b/drivers/s390/block/dasd_diag.c
@@ -24,6 +24,7 @@
24#include <asm/s390_ext.h> 24#include <asm/s390_ext.h>
25#include <asm/todclk.h> 25#include <asm/todclk.h>
26#include <asm/vtoc.h> 26#include <asm/vtoc.h>
27#include <asm/diag.h>
27 28
28#include "dasd_int.h" 29#include "dasd_int.h"
29#include "dasd_diag.h" 30#include "dasd_diag.h"
diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index 4f2f81b16cfa..2edd5fb6d3dc 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -21,6 +21,7 @@
21#include <asm/ccwdev.h> 21#include <asm/ccwdev.h>
22#include <asm/cio.h> 22#include <asm/cio.h>
23#include <asm/ebcdic.h> 23#include <asm/ebcdic.h>
24#include <asm/diag.h>
24 25
25#include "raw3270.h" 26#include "raw3270.h"
26 27
diff --git a/drivers/s390/char/vmur.c b/drivers/s390/char/vmur.c
index 04b19bdc09da..2d96c958df64 100644
--- a/drivers/s390/char/vmur.c
+++ b/drivers/s390/char/vmur.c
@@ -14,6 +14,7 @@
14#include <asm/cio.h> 14#include <asm/cio.h>
15#include <asm/ccwdev.h> 15#include <asm/ccwdev.h>
16#include <asm/debug.h> 16#include <asm/debug.h>
17#include <asm/diag.h>
17 18
18#include "vmur.h" 19#include "vmur.h"
19 20
@@ -379,31 +380,6 @@ static ssize_t ur_write(struct file *file, const char __user *udata,
379 return do_write(urf->urd, udata, count, urf->dev_reclen, ppos); 380 return do_write(urf->urd, udata, count, urf->dev_reclen, ppos);
380} 381}
381 382
382static int do_diag_14(unsigned long rx, unsigned long ry1,
383 unsigned long subcode)
384{
385 register unsigned long _ry1 asm("2") = ry1;
386 register unsigned long _ry2 asm("3") = subcode;
387 int rc = 0;
388
389 asm volatile(
390#ifdef CONFIG_64BIT
391 " sam31\n"
392 " diag %2,2,0x14\n"
393 " sam64\n"
394#else
395 " diag %2,2,0x14\n"
396#endif
397 " ipm %0\n"
398 " srl %0,28\n"
399 : "=d" (rc), "+d" (_ry2)
400 : "d" (rx), "d" (_ry1)
401 : "cc");
402
403 TRACE("diag 14: subcode=0x%lx, cc=%i\n", subcode, rc);
404 return rc;
405}
406
407/* 383/*
408 * diagnose code 0x14 subcode 0x0028 - position spool file to designated 384 * diagnose code 0x14 subcode 0x0028 - position spool file to designated
409 * record 385 * record
@@ -415,7 +391,7 @@ static int diag_position_to_record(int devno, int record)
415{ 391{
416 int cc; 392 int cc;
417 393
418 cc = do_diag_14(record, devno, 0x28); 394 cc = diag14(record, devno, 0x28);
419 switch (cc) { 395 switch (cc) {
420 case 0: 396 case 0:
421 return 0; 397 return 0;
@@ -440,7 +416,7 @@ static int diag_read_file(int devno, char *buf)
440{ 416{
441 int cc; 417 int cc;
442 418
443 cc = do_diag_14((unsigned long) buf, devno, 0x00); 419 cc = diag14((unsigned long) buf, devno, 0x00);
444 switch (cc) { 420 switch (cc) {
445 case 0: 421 case 0:
446 return 0; 422 return 0;
@@ -533,7 +509,7 @@ static int diag_read_next_file_info(struct file_control_block *buf, int spid)
533{ 509{
534 int cc; 510 int cc;
535 511
536 cc = do_diag_14((unsigned long) buf, spid, 0xfff); 512 cc = diag14((unsigned long) buf, spid, 0xfff);
537 switch (cc) { 513 switch (cc) {
538 case 0: 514 case 0:
539 return 0; 515 return 0;
diff --git a/drivers/s390/cio/device_id.c b/drivers/s390/cio/device_id.c
index 60b9347f7c92..f232832f2b22 100644
--- a/drivers/s390/cio/device_id.c
+++ b/drivers/s390/cio/device_id.c
@@ -17,6 +17,7 @@
17#include <asm/delay.h> 17#include <asm/delay.h>
18#include <asm/cio.h> 18#include <asm/cio.h>
19#include <asm/lowcore.h> 19#include <asm/lowcore.h>
20#include <asm/diag.h>
20 21
21#include "cio.h" 22#include "cio.h"
22#include "cio_debug.h" 23#include "cio_debug.h"
@@ -25,51 +26,6 @@
25#include "ioasm.h" 26#include "ioasm.h"
26 27
27/* 28/*
28 * diag210 is used under VM to get information about a virtual device
29 */
30int
31diag210(struct diag210 * addr)
32{
33 /*
34 * diag 210 needs its data below the 2GB border, so we
35 * use a static data area to be sure
36 */
37 static struct diag210 diag210_tmp;
38 static DEFINE_SPINLOCK(diag210_lock);
39 unsigned long flags;
40 int ccode;
41
42 spin_lock_irqsave(&diag210_lock, flags);
43 diag210_tmp = *addr;
44
45#ifdef CONFIG_64BIT
46 asm volatile(
47 " lhi %0,-1\n"
48 " sam31\n"
49 " diag %1,0,0x210\n"
50 "0: ipm %0\n"
51 " srl %0,28\n"
52 "1: sam64\n"
53 EX_TABLE(0b,1b)
54 : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory");
55#else
56 asm volatile(
57 " lhi %0,-1\n"
58 " diag %1,0,0x210\n"
59 "0: ipm %0\n"
60 " srl %0,28\n"
61 "1:\n"
62 EX_TABLE(0b,1b)
63 : "=&d" (ccode) : "a" (&diag210_tmp) : "cc", "memory");
64#endif
65
66 *addr = diag210_tmp;
67 spin_unlock_irqrestore(&diag210_lock, flags);
68
69 return ccode;
70}
71
72/*
73 * Input : 29 * Input :
74 * devno - device number 30 * devno - device number
75 * ps - pointer to sense ID data area 31 * ps - pointer to sense ID data area
@@ -349,5 +305,3 @@ ccw_device_sense_id_irq(struct ccw_device *cdev, enum dev_event dev_event)
349 break; 305 break;
350 } 306 }
351} 307}
352
353EXPORT_SYMBOL(diag210);