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fedora core 6 1.2949 + vserver 2.2.0
[linux-2.6.git]
/
drivers
/
s390
/
cio
/
device_id.c
diff --git
a/drivers/s390/cio/device_id.c
b/drivers/s390/cio/device_id.c
index
e60b2d8
..
f172759
100644
(file)
--- a/
drivers/s390/cio/device_id.c
+++ b/
drivers/s390/cio/device_id.c
@@
-10,7
+10,6
@@
*/
#include <linux/module.h>
*/
#include <linux/module.h>
-#include <linux/config.h>
#include <linux/init.h>
#include <asm/ccwdev.h>
#include <linux/init.h>
#include <asm/ccwdev.h>
@@
-43,18
+42,15
@@
diag210(struct diag210 * addr)
spin_lock_irqsave(&diag210_lock, flags);
diag210_tmp = *addr;
spin_lock_irqsave(&diag210_lock, flags);
diag210_tmp = *addr;
- asm volatile (
- " lhi %0,-1\n"
- " sam31\n"
- " diag %1,0,0x210\n"
- "0: ipm %0\n"
- " srl %0,28\n"
- "1: sam64\n"
- ".section __ex_table,\"a\"\n"
- " .align 8\n"
- " .quad 0b,1b\n"
- ".previous"
- : "=&d" (ccode) : "a" (__pa(&diag210_tmp)) : "cc", "memory" );
+ asm volatile(
+ " lhi %0,-1\n"
+ " sam31\n"
+ " diag %1,0,0x210\n"
+ "0: ipm %0\n"
+ " srl %0,28\n"
+ "1: sam64\n"
+ EX_TABLE(0b,1b)
+ : "=&d" (ccode) : "a" (__pa(&diag210_tmp)) : "cc", "memory");
*addr = diag210_tmp;
spin_unlock_irqrestore(&diag210_lock, flags);
*addr = diag210_tmp;
spin_unlock_irqrestore(&diag210_lock, flags);
@@
-67,17
+63,14
@@
diag210(struct diag210 * addr)
{
int ccode;
{
int ccode;
- asm volatile
(
- "
lhi
%0,-1\n"
- "
diag
%1,0,0x210\n"
- "0:
ipm
%0\n"
- "
srl
%0,28\n"
+ asm volatile(
+ "
lhi
%0,-1\n"
+ "
diag
%1,0,0x210\n"
+ "0:
ipm
%0\n"
+ "
srl
%0,28\n"
"1:\n"
"1:\n"
- ".section __ex_table,\"a\"\n"
- " .align 4\n"
- " .long 0b,1b\n"
- ".previous"
- : "=&d" (ccode) : "a" (__pa(addr)) : "cc", "memory" );
+ EX_TABLE(0b,1b)
+ : "=&d" (ccode) : "a" (__pa(addr)) : "cc", "memory");
return ccode;
}
return ccode;
}
@@
-198,6
+191,8
@@
__ccw_device_sense_id_start(struct ccw_device *cdev)
if ((sch->opm & cdev->private->imask) != 0 &&
cdev->private->iretry > 0) {
cdev->private->iretry--;
if ((sch->opm & cdev->private->imask) != 0 &&
cdev->private->iretry > 0) {
cdev->private->iretry--;
+ /* Reset internal retry indication. */
+ cdev->private->flags.intretry = 0;
ret = cio_start (sch, cdev->private->iccws,
cdev->private->imask);
/* ret is 0, -EBUSY, -EACCES or -ENODEV */
ret = cio_start (sch, cdev->private->iccws,
cdev->private->imask);
/* ret is 0, -EBUSY, -EACCES or -ENODEV */
@@
-244,8
+239,14
@@
ccw_device_check_sense_id(struct ccw_device *cdev)
return 0; /* Success */
}
/* Check the error cases. */
return 0; /* Success */
}
/* Check the error cases. */
- if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC))
+ if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC | SCSW_FCTL_CLEAR_FUNC)) {
+ /* Retry Sense ID if requested. */
+ if (cdev->private->flags.intretry) {
+ cdev->private->flags.intretry = 0;
+ return -EAGAIN;
+ }
return -ETIME;
return -ETIME;
+ }
if (irb->esw.esw0.erw.cons && (irb->ecw[0] & SNS0_CMD_REJECT)) {
/*
* if the device doesn't support the SenseID
if (irb->esw.esw0.erw.cons && (irb->ecw[0] & SNS0_CMD_REJECT)) {
/*
* if the device doesn't support the SenseID
@@
-258,7
+259,7
@@
ccw_device_check_sense_id(struct ccw_device *cdev)
*/
CIO_MSG_EVENT(2, "SenseID : device %04x on Subchannel "
"0.%x.%04x reports cmd reject\n",
*/
CIO_MSG_EVENT(2, "SenseID : device %04x on Subchannel "
"0.%x.%04x reports cmd reject\n",
- cdev->private->devno, sch->schid.ssid,
+ cdev->private->dev
_id.dev
no, sch->schid.ssid,
sch->schid.sch_no);
return -EOPNOTSUPP;
}
sch->schid.sch_no);
return -EOPNOTSUPP;
}
@@
-266,7
+267,8
@@
ccw_device_check_sense_id(struct ccw_device *cdev)
CIO_MSG_EVENT(2, "SenseID : UC on dev 0.%x.%04x, "
"lpum %02X, cnt %02d, sns :"
" %02X%02X%02X%02X %02X%02X%02X%02X ...\n",
CIO_MSG_EVENT(2, "SenseID : UC on dev 0.%x.%04x, "
"lpum %02X, cnt %02d, sns :"
" %02X%02X%02X%02X %02X%02X%02X%02X ...\n",
- cdev->private->ssid, cdev->private->devno,
+ cdev->private->dev_id.ssid,
+ cdev->private->dev_id.devno,
irb->esw.esw0.sublog.lpum,
irb->esw.esw0.erw.scnt,
irb->ecw[0], irb->ecw[1],
irb->esw.esw0.sublog.lpum,
irb->esw.esw0.erw.scnt,
irb->ecw[0], irb->ecw[1],
@@
-281,14
+283,15
@@
ccw_device_check_sense_id(struct ccw_device *cdev)
CIO_MSG_EVENT(2, "SenseID : path %02X for device %04x "
"on subchannel 0.%x.%04x is "
"'not operational'\n", sch->orb.lpm,
CIO_MSG_EVENT(2, "SenseID : path %02X for device %04x "
"on subchannel 0.%x.%04x is "
"'not operational'\n", sch->orb.lpm,
- cdev->private->dev
no, sch->schid.ssid
,
- sch->schid.sch_no);
+ cdev->private->dev
_id.devno
,
+ sch->schid.s
sid, sch->schid.s
ch_no);
return -EACCES;
}
/* Hmm, whatever happened, try again. */
CIO_MSG_EVENT(2, "SenseID : start_IO() for device %04x on "
"subchannel 0.%x.%04x returns status %02X%02X\n",
return -EACCES;
}
/* Hmm, whatever happened, try again. */
CIO_MSG_EVENT(2, "SenseID : start_IO() for device %04x on "
"subchannel 0.%x.%04x returns status %02X%02X\n",
- cdev->private->devno, sch->schid.ssid, sch->schid.sch_no,
+ cdev->private->dev_id.devno, sch->schid.ssid,
+ sch->schid.sch_no,
irb->scsw.dstat, irb->scsw.cstat);
return -EAGAIN;
}
irb->scsw.dstat, irb->scsw.cstat);
return -EAGAIN;
}
@@
-337,7
+340,7
@@
ccw_device_sense_id_irq(struct ccw_device *cdev, enum dev_event dev_event)
/* fall through. */
default: /* Sense ID failed. Try asking VM. */
if (MACHINE_IS_VM) {
/* fall through. */
default: /* Sense ID failed. Try asking VM. */
if (MACHINE_IS_VM) {
- VM_virtual_device_info (cdev->private->devno,
+ VM_virtual_device_info (cdev->private->dev
_id.dev
no,
&cdev->private->senseid);
if (cdev->private->senseid.cu_type != 0xFFFF) {
/* Got the device information from VM. */
&cdev->private->senseid);
if (cdev->private->senseid.cu_type != 0xFFFF) {
/* Got the device information from VM. */