* Martin Schwidefsky <schwidefsky@de.ibm.com>
*/
+#define KMSG_COMPONENT "tape"
+
#include <linux/module.h>
#include <linux/init.h>
#include <linux/bio.h>
#include "tape.h"
#include "tape_std.h"
-#define PRINTK_HEADER "TAPE_34XX: "
-
/*
* Pointer to debug area.
*/
tape_34xx_schedule_work(device, TO_MSEN);
} else {
DBF_EVENT(3, "unsol.irq! dev end: %08x\n", device->cdev_id);
- PRINT_WARN("Unsolicited IRQ (Device End) caught.\n");
- tape_dump_sense(device, NULL, irb);
+ tape_dump_sense_dbf(device, NULL, irb);
}
return TAPE_IO_SUCCESS;
}
tape_std_read_backward(device, request);
return tape_34xx_erp_retry(request);
}
- if (request->op != TO_RBA)
- PRINT_ERR("read_opposite called with state:%s\n",
- tape_op_verbose[request->op]);
+
/*
* We tried to read forward and backward, but hat no
* success -> failed.
struct irb *irb, int no)
{
if (request->op != TO_ASSIGN) {
- PRINT_WARN("An unexpected condition #%d was caught in "
- "tape error recovery.\n", no);
- PRINT_WARN("Please report this incident.\n");
- if (request)
- PRINT_WARN("Operation of tape:%s\n",
- tape_op_verbose[request->op]);
- tape_dump_sense(device, request, irb);
+ dev_err(&device->cdev->dev, "An unexpected condition %d "
+ "occurred in tape error recovery\n", no);
+ tape_dump_sense_dbf(device, request, irb);
}
return tape_34xx_erp_failed(request, -EIO);
}
struct irb *irb)
{
if (irb->ecw[3] == 0x40) {
- PRINT_WARN ("Data overrun error between control-unit "
- "and drive. Use a faster channel connection, "
- "if possible! \n");
+ dev_warn (&device->cdev->dev, "A data overrun occurred between"
+ " the control unit and tape unit\n");
return tape_34xx_erp_failed(request, -EIO);
}
return tape_34xx_erp_bug(device, request, irb, -1);
/*
* cu detected incorrect block-id sequence on tape.
*/
- PRINT_WARN("Illegal block-id sequence found!\n");
+ dev_warn (&device->cdev->dev, "The block ID sequence on the "
+ "tape is incorrect\n");
return tape_34xx_erp_failed(request, -EIO);
}
/*
/* Writing at physical end of volume */
return tape_34xx_erp_failed(request, -ENOSPC);
default:
- PRINT_ERR("Invalid op in %s:%i\n",
- __func__, __LINE__);
return tape_34xx_erp_failed(request, 0);
}
}
irb, -4);
/* data check is permanent, CU recovery has failed */
- PRINT_WARN("Permanent read error\n");
+ dev_warn (&device->cdev->dev, "A read error occurred "
+ "that cannot be recovered\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x25:
// a write data check occurred
irb, -5);
// data check is permanent, cu-recovery has failed
- PRINT_WARN("Permanent write error\n");
+ dev_warn (&device->cdev->dev, "A write error on the "
+ "tape cannot be recovered\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x26:
/* Data Check (read opposite) occurred. */
return tape_34xx_erp_read_opposite(device, request);
case 0x28:
/* ID-Mark at tape start couldn't be written */
- PRINT_WARN("ID-Mark could not be written.\n");
+ dev_warn (&device->cdev->dev, "Writing the ID-mark "
+ "failed\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x31:
/* Tape void. Tried to read beyond end of device. */
- PRINT_WARN("Read beyond end of recorded area.\n");
+ dev_warn (&device->cdev->dev, "Reading the tape beyond"
+ " the end of the recorded area failed\n");
return tape_34xx_erp_failed(request, -ENOSPC);
case 0x41:
/* Record sequence error. */
- PRINT_WARN("Invalid block-id sequence found.\n");
+ dev_warn (&device->cdev->dev, "The tape contains an "
+ "incorrect block ID sequence\n");
return tape_34xx_erp_failed(request, -EIO);
default:
/* all data checks for 3480 should result in one of
switch (sense[3]) {
case 0x00:
/* Unit check with erpa code 0. Report and ignore. */
- PRINT_WARN("Non-error sense was found. "
- "Unit-check will be ignored.\n");
return TAPE_IO_SUCCESS;
case 0x21:
/*
* Data streaming not operational. CU will switch to
* interlock mode. Reissue the command.
*/
- PRINT_WARN("Data streaming not operational. "
- "Switching to interlock-mode.\n");
return tape_34xx_erp_retry(request);
case 0x22:
/*
* error on the lower interface, internal path not usable,
* or error during cartridge load.
*/
- PRINT_WARN("A path equipment check occurred. One of the "
- "following conditions occurred:\n");
- PRINT_WARN("drive adapter error, buffer error on the lower "
- "interface, internal path not usable, error "
- "during cartridge load.\n");
+ dev_warn (&device->cdev->dev, "A path equipment check occurred"
+ " for the tape device\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x24:
/*
* but the hardware isn't capable to do idrc, or a perform
* subsystem func is issued and the CU is not on-line.
*/
- PRINT_WARN ("Function incompatible. Try to switch off idrc\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x2a:
/*
* reading the format id mark or that that format specified
* is not supported by the drive.
*/
- PRINT_WARN("Drive not capable processing the tape format!\n");
+ dev_warn (&device->cdev->dev, "The tape unit cannot process "
+ "the tape format\n");
return tape_34xx_erp_failed(request, -EMEDIUMTYPE);
case 0x30:
/* The medium is write protected. */
- PRINT_WARN("Medium is write protected!\n");
+ dev_warn (&device->cdev->dev, "The tape medium is write-"
+ "protected\n");
return tape_34xx_erp_failed(request, -EACCES);
case 0x32:
// Tension loss. We cannot recover this, it's an I/O error.
- PRINT_WARN("The drive lost tape tension.\n");
+ dev_warn (&device->cdev->dev, "The tape does not have the "
+ "required tape tension\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x33:
/*
* Load Failure. The cartridge was not inserted correctly or
* the tape is not threaded correctly.
*/
- PRINT_WARN("Cartridge load failure. Reload the cartridge "
- "and try again.\n");
+ dev_warn (&device->cdev->dev, "The tape unit failed to load"
+ " the cartridge\n");
tape_34xx_delete_sbid_from(device, 0);
return tape_34xx_erp_failed(request, -EIO);
case 0x34:
* Unload failure. The drive cannot maintain tape tension
* and control tape movement during an unload operation.
*/
- PRINT_WARN("Failure during cartridge unload. "
- "Please try manually.\n");
+ dev_warn (&device->cdev->dev, "Automatic unloading of the tape"
+ " cartridge failed\n");
if (request->op == TO_RUN)
return tape_34xx_erp_failed(request, -EIO);
return tape_34xx_erp_bug(device, request, irb, sense[3]);
* - the cartridge loader does not respond correctly
* - a failure occurs during an index, load, or unload cycle
*/
- PRINT_WARN("Equipment check! Please check the drive and "
- "the cartridge loader.\n");
+ dev_warn (&device->cdev->dev, "An equipment check has occurred"
+ " on the tape unit\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x36:
if (device->cdev->id.driver_info == tape_3490)
* Tape length error. The tape is shorter than reported in
* the beginning-of-tape data.
*/
- PRINT_WARN("Tape length error.\n");
+ dev_warn (&device->cdev->dev, "The tape information states an"
+ " incorrect length\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x38:
/*
return tape_34xx_erp_failed(request, -EIO);
case 0x3a:
/* Drive switched to not ready. */
- PRINT_WARN("Drive not ready. Turn the ready/not ready switch "
- "to ready position and try again.\n");
+ dev_warn (&device->cdev->dev, "The tape unit is not ready\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x3b:
/* Manual rewind or unload. This causes an I/O error. */
- PRINT_WARN("Medium was rewound or unloaded manually.\n");
+ dev_warn (&device->cdev->dev, "The tape medium has been "
+ "rewound or unloaded manually\n");
tape_34xx_delete_sbid_from(device, 0);
return tape_34xx_erp_failed(request, -EIO);
case 0x42:
* Degraded mode. A condition that can cause degraded
* performance is detected.
*/
- PRINT_WARN("Subsystem is running in degraded mode.\n");
+ dev_warn (&device->cdev->dev, "The tape subsystem is running "
+ "in degraded mode\n");
return tape_34xx_erp_retry(request);
case 0x43:
/* Drive not ready. */
break;
}
}
- PRINT_WARN("The drive is not ready.\n");
return tape_34xx_erp_failed(request, -ENOMEDIUM);
case 0x44:
/* Locate Block unsuccessful. */
return tape_34xx_erp_failed(request, -EIO);
case 0x45:
/* The drive is assigned to a different channel path. */
- PRINT_WARN("The drive is assigned elsewhere.\n");
+ dev_warn (&device->cdev->dev, "The tape unit is already "
+ "assigned\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x46:
/*
* the power supply may be switched off or
* the drive address may not be set correctly.
*/
- PRINT_WARN("The drive is not on-line.");
+ dev_warn (&device->cdev->dev, "The tape unit is not online\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x47:
/* Volume fenced. CU reports volume integrity is lost. */
- PRINT_WARN("Volume fenced. The volume integrity is lost.\n");
+ dev_warn (&device->cdev->dev, "The control unit has fenced "
+ "access to the tape volume\n");
tape_34xx_delete_sbid_from(device, 0);
return tape_34xx_erp_failed(request, -EIO);
case 0x48:
return tape_34xx_erp_retry(request);
case 0x49:
/* Bus out check. A parity check error on the bus was found. */
- PRINT_WARN("Bus out check. A data transfer over the bus "
- "has been corrupted.\n");
+ dev_warn (&device->cdev->dev, "A parity error occurred on the "
+ "tape bus\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x4a:
/* Control unit erp failed. */
- PRINT_WARN("The control unit I/O error recovery failed.\n");
+ dev_warn (&device->cdev->dev, "I/O error recovery failed on "
+ "the tape control unit\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x4b:
/*
* CU and drive incompatible. The drive requests micro-program
* patches, which are not available on the CU.
*/
- PRINT_WARN("The drive needs microprogram patches from the "
- "control unit, which are not available.\n");
+ dev_warn (&device->cdev->dev, "The tape unit requires a "
+ "firmware update\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x4c:
/*
* the block to be written is larger than allowed for
* buffered mode.
*/
- PRINT_WARN("Maximum block size for buffered "
- "mode exceeded.\n");
+ dev_warn (&device->cdev->dev, "The maximum block size"
+ " for buffered mode is exceeded\n");
return tape_34xx_erp_failed(request, -ENOBUFS);
}
/* This erpa is reserved for 3480. */
return tape_34xx_erp_retry(request);
case 0x55:
/* Channel interface recovery (permanent). */
- PRINT_WARN("A permanent channel interface error occurred.\n");
+ dev_warn (&device->cdev->dev, "A channel interface error cannot be"
+ " recovered\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x56:
/* Channel protocol error. */
- PRINT_WARN("A channel protocol error occurred.\n");
+ dev_warn (&device->cdev->dev, "A channel protocol error "
+ "occurred\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x57:
if (device->cdev->id.driver_info == tape_3480) {
/* Attention intercept. */
- PRINT_WARN("An attention intercept occurred, "
- "which will be recovered.\n");
return tape_34xx_erp_retry(request);
} else {
/* Global status intercept. */
- PRINT_WARN("An global status intercept was received, "
- "which will be recovered.\n");
return tape_34xx_erp_retry(request);
}
case 0x5a:
* Tape length incompatible. The tape inserted is too long,
* which could cause damage to the tape or the drive.
*/
- PRINT_WARN("Tape Length Incompatible\n");
- PRINT_WARN("Tape length exceeds IBM enhanced capacity "
- "cartdridge length or a medium\n");
- PRINT_WARN("with EC-CST identification mark has been mounted "
- "in a device that writes\n");
- PRINT_WARN("3480 or 3480 XF format.\n");
+ dev_warn (&device->cdev->dev, "The tape unit does not support "
+ "the tape length\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x5b:
/* Format 3480 XF incompatible */
if (sense[1] & SENSE_BEGINNING_OF_TAPE)
/* The tape will get overwritten. */
return tape_34xx_erp_retry(request);
- PRINT_WARN("Format 3480 XF Incompatible\n");
- PRINT_WARN("Medium has been created in 3480 format. "
- "To change the format writes\n");
- PRINT_WARN("must be issued at BOT.\n");
+ dev_warn (&device->cdev->dev, "The tape unit does not support"
+ " format 3480 XF\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x5c:
/* Format 3480-2 XF incompatible */
- PRINT_WARN("Format 3480-2 XF Incompatible\n");
- PRINT_WARN("Device can only read 3480 or 3480 XF format.\n");
+ dev_warn (&device->cdev->dev, "The tape unit does not support tape "
+ "format 3480-2 XF\n");
return tape_34xx_erp_failed(request, -EIO);
case 0x5d:
/* Tape length violation. */
- PRINT_WARN("Tape Length Violation\n");
- PRINT_WARN("The mounted tape exceeds IBM Enhanced Capacity "
- "Cartdridge System Tape length.\n");
- PRINT_WARN("This may cause damage to the drive or tape when "
- "processing to the EOV\n");
+ dev_warn (&device->cdev->dev, "The tape unit does not support"
+ " the current tape length\n");
return tape_34xx_erp_failed(request, -EMEDIUMTYPE);
case 0x5e:
/* Compaction algorithm incompatible. */
- PRINT_WARN("Compaction Algorithm Incompatible\n");
- PRINT_WARN("The volume is recorded using an incompatible "
- "compaction algorithm,\n");
- PRINT_WARN("which is not supported by the device.\n");
+ dev_warn (&device->cdev->dev, "The tape unit does not support"
+ " the compaction algorithm\n");
return tape_34xx_erp_failed(request, -EMEDIUMTYPE);
/* The following erpas should have been covered earlier. */
(irb->scsw.cmd.dstat & DEV_STAT_DEV_END) &&
(request->op == TO_WRI)) {
/* Write at end of volume */
- PRINT_INFO("End of volume\n"); /* XXX */
return tape_34xx_erp_failed(request, -ENOSPC);
}
}
DBF_EVENT(6, "xunknownirq\n");
- PRINT_ERR("Unexpected interrupt.\n");
- PRINT_ERR("Current op is: %s", tape_op_verbose[request->op]);
- tape_dump_sense(device, request, irb);
+ tape_dump_sense_dbf(device, request, irb);
return TAPE_IO_STOP;
}
* Martin Schwidefsky <schwidefsky@de.ibm.com>
*/
+#define KMSG_COMPONENT "tape"
+
#include <linux/module.h>
#include <linux/init.h>
#include <linux/bio.h>
#include <asm/ebcdic.h>
#define TAPE_DBF_AREA tape_3590_dbf
+#define BUFSIZE 512 /* size of buffers for dynamic generated messages */
#include "tape.h"
#include "tape_std.h"
* - Read Alternate: implemented
*******************************************************************/
-#define PRINTK_HEADER "TAPE_3590: "
+#define KMSG_COMPONENT "tape"
static const char *tape_3590_msg[TAPE_3590_MAX_MSG] = {
[0x00] = "",
}
c_info->medium_status |= TAPE390_MEDIUM_LOADED_MASK;
if (sense->flags & MSENSE_CRYPT_MASK) {
- PRINT_INFO("Medium is encrypted (%04x)\n", sense->flags);
+ DBF_EVENT(6, "Medium is encrypted (%04x)\n", sense->flags);
c_info->medium_status |= TAPE390_MEDIUM_ENCRYPTED_MASK;
} else {
DBF_EVENT(6, "Medium is not encrypted %04x\n", sense->flags);
tape_3590_schedule_work(device, TO_READ_ATTMSG);
} else {
DBF_EVENT(3, "unsol.irq! dev end: %08x\n", device->cdev_id);
- PRINT_WARN("Unsolicited IRQ (Device End) caught.\n");
- tape_dump_sense(device, NULL, irb);
+ tape_dump_sense_dbf(device, NULL, irb);
}
/* check medium state */
tape_3590_schedule_work(device, TO_MSEN);
case SENSE_BRA_DRE:
return tape_3590_erp_failed(device, request, irb, rc);
default:
- PRINT_ERR("Unknown BRA %x - This should not happen!\n",
- sense->bra);
BUG();
return TAPE_IO_STOP;
}
* should proceed with the new tape... this
* should probably be done in user space!
*/
- PRINT_WARN("(%s): Swap Tape Device!\n", dev_name(&device->cdev->dev));
+ dev_warn (&device->cdev->dev, "The tape medium must be loaded into a "
+ "different tape unit\n");
return tape_3590_erp_basic(device, request, irb, -EIO);
}
return tape_3590_erp_failed(device, request, irb, -EIO);
break;
default:
- PRINT_WARN("read_opposite_recovery_called_with_op: %s\n",
- tape_op_verbose[request->op]);
return tape_3590_erp_failed(device, request, irb, -EIO);
}
}
tape_3590_print_mim_msg_f0(struct tape_device *device, struct irb *irb)
{
struct tape_3590_sense *sense;
+ char *exception, *service;
+
+ exception = kmalloc(BUFSIZE, GFP_ATOMIC);
+ service = kmalloc(BUFSIZE, GFP_ATOMIC);
+
+ if (!exception || !service)
+ goto out_nomem;
sense = (struct tape_3590_sense *) irb->ecw;
/* Exception Message */
switch (sense->fmt.f70.emc) {
case 0x02:
- PRINT_WARN("(%s): Data degraded\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "Data degraded");
break;
case 0x03:
- PRINT_WARN("(%s): Data degraded in partion %i\n",
- dev_name(&device->cdev->dev), sense->fmt.f70.mp);
+ snprintf(exception, BUFSIZE, "Data degraded in partion %i",
+ sense->fmt.f70.mp);
break;
case 0x04:
- PRINT_WARN("(%s): Medium degraded\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "Medium degraded");
break;
case 0x05:
- PRINT_WARN("(%s): Medium degraded in partition %i\n",
- dev_name(&device->cdev->dev), sense->fmt.f70.mp);
+ snprintf(exception, BUFSIZE, "Medium degraded in partition %i",
+ sense->fmt.f70.mp);
break;
case 0x06:
- PRINT_WARN("(%s): Block 0 Error\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "Block 0 Error");
break;
case 0x07:
- PRINT_WARN("(%s): Medium Exception 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f70.md);
+ snprintf(exception, BUFSIZE, "Medium Exception 0x%02x",
+ sense->fmt.f70.md);
break;
default:
- PRINT_WARN("(%s): MIM ExMsg: 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f70.emc);
+ snprintf(exception, BUFSIZE, "0x%02x",
+ sense->fmt.f70.emc);
break;
}
/* Service Message */
switch (sense->fmt.f70.smc) {
case 0x02:
- PRINT_WARN("(%s): Reference Media maintenance procedure %i\n",
- dev_name(&device->cdev->dev), sense->fmt.f70.md);
+ snprintf(service, BUFSIZE, "Reference Media maintenance "
+ "procedure %i", sense->fmt.f70.md);
break;
default:
- PRINT_WARN("(%s): MIM ServiceMsg: 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f70.smc);
+ snprintf(service, BUFSIZE, "0x%02x",
+ sense->fmt.f70.smc);
break;
}
+
+ dev_warn (&device->cdev->dev, "Tape media information: exception %s, "
+ "service %s\n", exception, service);
+
+out_nomem:
+ kfree(exception);
+ kfree(service);
}
/*
tape_3590_print_io_sim_msg_f1(struct tape_device *device, struct irb *irb)
{
struct tape_3590_sense *sense;
+ char *exception, *service;
+
+ exception = kmalloc(BUFSIZE, GFP_ATOMIC);
+ service = kmalloc(BUFSIZE, GFP_ATOMIC);
+
+ if (!exception || !service)
+ goto out_nomem;
sense = (struct tape_3590_sense *) irb->ecw;
/* Exception Message */
switch (sense->fmt.f71.emc) {
case 0x01:
- PRINT_WARN("(%s): Effect of failure is unknown\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "Effect of failure is unknown");
break;
case 0x02:
- PRINT_WARN("(%s): CU Exception - no performance impact\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "CU Exception - no performance "
+ "impact");
break;
case 0x03:
- PRINT_WARN("(%s): CU Exception on channel interface 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "CU Exception on channel "
+ "interface 0x%02x", sense->fmt.f71.md[0]);
break;
case 0x04:
- PRINT_WARN("(%s): CU Exception on device path 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "CU Exception on device path "
+ "0x%02x", sense->fmt.f71.md[0]);
break;
case 0x05:
- PRINT_WARN("(%s): CU Exception on library path 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "CU Exception on library path "
+ "0x%02x", sense->fmt.f71.md[0]);
break;
case 0x06:
- PRINT_WARN("(%s): CU Exception on node 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "CU Exception on node 0x%02x",
+ sense->fmt.f71.md[0]);
break;
case 0x07:
- PRINT_WARN("(%s): CU Exception on partition 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "CU Exception on partition "
+ "0x%02x", sense->fmt.f71.md[0]);
break;
default:
- PRINT_WARN("(%s): SIM ExMsg: 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.emc);
+ snprintf(exception, BUFSIZE, "0x%02x",
+ sense->fmt.f71.emc);
}
/* Service Message */
switch (sense->fmt.f71.smc) {
case 0x01:
- PRINT_WARN("(%s): Repair impact is unknown\n",
- dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Repair impact is unknown");
break;
case 0x02:
- PRINT_WARN("(%s): Repair will not impact cu performance\n",
- dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Repair will not impact cu "
+ "performance");
break;
case 0x03:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable node "
- "0x%x on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable node "
+ "0x%x on CU", sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable nodes "
- "(0x%x-0x%x) on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "nodes (0x%x-0x%x) on CU", sense->fmt.f71.md[1],
+ sense->fmt.f71.md[2]);
break;
case 0x04:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable cannel path "
- "0x%x on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "channel path 0x%x on CU",
+ sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable cannel paths "
- "(0x%x-0x%x) on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable cannel"
+ " paths (0x%x-0x%x) on CU",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x05:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable device path "
- "0x%x on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable device"
+ " path 0x%x on CU", sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable device paths "
- "(0x%x-0x%x) on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable device"
+ " paths (0x%x-0x%x) on CU",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x06:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable library path "
- "0x%x on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "library path 0x%x on CU",
+ sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable library paths "
- "(0x%x-0x%x) on CU\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "library paths (0x%x-0x%x) on CU",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x07:
- PRINT_WARN("(%s): Repair will disable access to CU\n",
- dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Repair will disable access to CU");
break;
default:
- PRINT_WARN("(%s): SIM ServiceMsg: 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.smc);
+ snprintf(service, BUFSIZE, "0x%02x",
+ sense->fmt.f71.smc);
}
+
+ dev_warn (&device->cdev->dev, "I/O subsystem information: exception"
+ " %s, service %s\n", exception, service);
+out_nomem:
+ kfree(exception);
+ kfree(service);
}
/*
tape_3590_print_dev_sim_msg_f2(struct tape_device *device, struct irb *irb)
{
struct tape_3590_sense *sense;
+ char *exception, *service;
+
+ exception = kmalloc(BUFSIZE, GFP_ATOMIC);
+ service = kmalloc(BUFSIZE, GFP_ATOMIC);
+
+ if (!exception || !service)
+ goto out_nomem;
sense = (struct tape_3590_sense *) irb->ecw;
/* Exception Message */
switch (sense->fmt.f71.emc) {
case 0x01:
- PRINT_WARN("(%s): Effect of failure is unknown\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "Effect of failure is unknown");
break;
case 0x02:
- PRINT_WARN("(%s): DV Exception - no performance impact\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "DV Exception - no performance"
+ " impact");
break;
case 0x03:
- PRINT_WARN("(%s): DV Exception on channel interface 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "DV Exception on channel "
+ "interface 0x%02x", sense->fmt.f71.md[0]);
break;
case 0x04:
- PRINT_WARN("(%s): DV Exception on loader 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "DV Exception on loader 0x%02x",
+ sense->fmt.f71.md[0]);
break;
case 0x05:
- PRINT_WARN("(%s): DV Exception on message display 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.md[0]);
+ snprintf(exception, BUFSIZE, "DV Exception on message display"
+ " 0x%02x", sense->fmt.f71.md[0]);
break;
case 0x06:
- PRINT_WARN("(%s): DV Exception in tape path\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "DV Exception in tape path");
break;
case 0x07:
- PRINT_WARN("(%s): DV Exception in drive\n",
- dev_name(&device->cdev->dev));
+ snprintf(exception, BUFSIZE, "DV Exception in drive");
break;
default:
- PRINT_WARN("(%s): DSIM ExMsg: 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.emc);
+ snprintf(exception, BUFSIZE, "0x%02x",
+ sense->fmt.f71.emc);
}
/* Service Message */
switch (sense->fmt.f71.smc) {
case 0x01:
- PRINT_WARN("(%s): Repair impact is unknown\n",
- dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Repair impact is unknown");
break;
case 0x02:
- PRINT_WARN("(%s): Repair will not impact device performance\n",
- dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Repair will not impact device "
+ "performance");
break;
case 0x03:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable channel path "
- "0x%x on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "channel path 0x%x on DV",
+ sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable channel path "
- "(0x%x-0x%x) on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "channel path (0x%x-0x%x) on DV",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x04:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable interface 0x%x "
- "on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "interface 0x%x on DV", sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable interfaces "
- "(0x%x-0x%x) on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "interfaces (0x%x-0x%x) on DV",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x05:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable loader 0x%x "
- "on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable loader"
+ " 0x%x on DV", sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable loader "
- "(0x%x-0x%x) on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable loader"
+ " (0x%x-0x%x) on DV",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x07:
- PRINT_WARN("(%s): Repair will disable access to DV\n",
- dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Repair will disable access to DV");
break;
case 0x08:
if (sense->fmt.f71.mdf == 0)
- PRINT_WARN("(%s): Repair will disable message "
- "display 0x%x on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "message display 0x%x on DV",
+ sense->fmt.f71.md[1]);
else
- PRINT_WARN("(%s): Repair will disable message "
- "displays (0x%x-0x%x) on DV\n",
- dev_name(&device->cdev->dev),
- sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
+ snprintf(service, BUFSIZE, "Repair will disable "
+ "message displays (0x%x-0x%x) on DV",
+ sense->fmt.f71.md[1], sense->fmt.f71.md[2]);
break;
case 0x09:
- PRINT_WARN("(%s): Clean DV\n", dev_name(&device->cdev->dev));
+ snprintf(service, BUFSIZE, "Clean DV");
break;
default:
- PRINT_WARN("(%s): DSIM ServiceMsg: 0x%02x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.smc);
+ snprintf(service, BUFSIZE, "0x%02x",
+ sense->fmt.f71.smc);
}
+
+ dev_warn (&device->cdev->dev, "Device subsystem information: exception"
+ " %s, service %s\n", exception, service);
+out_nomem:
+ kfree(exception);
+ kfree(service);
}
/*
return;
if ((sense->mc > 0) && (sense->mc < TAPE_3590_MAX_MSG)) {
if (tape_3590_msg[sense->mc] != NULL)
- PRINT_WARN("(%s): %s\n", dev_name(&device->cdev->dev),
- tape_3590_msg[sense->mc]);
- else {
- PRINT_WARN("(%s): Message Code 0x%x\n",
- dev_name(&device->cdev->dev), sense->mc);
- }
+ dev_warn (&device->cdev->dev, "The tape unit has "
+ "issued sense message %s\n",
+ tape_3590_msg[sense->mc]);
+ else
+ dev_warn (&device->cdev->dev, "The tape unit has "
+ "issued an unknown sense message code 0x%x\n",
+ sense->mc);
return;
}
if (sense->mc == 0xf0) {
/* Standard Media Information Message */
- PRINT_WARN("(%s): MIM SEV=%i, MC=%02x, ES=%x/%x, "
- "RC=%02x-%04x-%02x\n", dev_name(&device->cdev->dev),
- sense->fmt.f70.sev, sense->mc,
- sense->fmt.f70.emc, sense->fmt.f70.smc,
- sense->fmt.f70.refcode, sense->fmt.f70.mid,
- sense->fmt.f70.fid);
+ dev_warn (&device->cdev->dev, "MIM SEV=%i, MC=%02x, ES=%x/%x, "
+ "RC=%02x-%04x-%02x\n", sense->fmt.f70.sev, sense->mc,
+ sense->fmt.f70.emc, sense->fmt.f70.smc,
+ sense->fmt.f70.refcode, sense->fmt.f70.mid,
+ sense->fmt.f70.fid);
tape_3590_print_mim_msg_f0(device, irb);
return;
}
if (sense->mc == 0xf1) {
/* Standard I/O Subsystem Service Information Message */
- PRINT_WARN("(%s): IOSIM SEV=%i, DEVTYPE=3590/%02x, "
- "MC=%02x, ES=%x/%x, REF=0x%04x-0x%04x-0x%04x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.sev,
- device->cdev->id.dev_model,
- sense->mc, sense->fmt.f71.emc,
- sense->fmt.f71.smc, sense->fmt.f71.refcode1,
- sense->fmt.f71.refcode2, sense->fmt.f71.refcode3);
+ dev_warn (&device->cdev->dev, "IOSIM SEV=%i, DEVTYPE=3590/%02x,"
+ " MC=%02x, ES=%x/%x, REF=0x%04x-0x%04x-0x%04x\n",
+ sense->fmt.f71.sev, device->cdev->id.dev_model,
+ sense->mc, sense->fmt.f71.emc, sense->fmt.f71.smc,
+ sense->fmt.f71.refcode1, sense->fmt.f71.refcode2,
+ sense->fmt.f71.refcode3);
tape_3590_print_io_sim_msg_f1(device, irb);
return;
}
if (sense->mc == 0xf2) {
/* Standard Device Service Information Message */
- PRINT_WARN("(%s): DEVSIM SEV=%i, DEVTYPE=3590/%02x, "
- "MC=%02x, ES=%x/%x, REF=0x%04x-0x%04x-0x%04x\n",
- dev_name(&device->cdev->dev), sense->fmt.f71.sev,
- device->cdev->id.dev_model,
- sense->mc, sense->fmt.f71.emc,
- sense->fmt.f71.smc, sense->fmt.f71.refcode1,
- sense->fmt.f71.refcode2, sense->fmt.f71.refcode3);
+ dev_warn (&device->cdev->dev, "DEVSIM SEV=%i, DEVTYPE=3590/%02x"
+ ", MC=%02x, ES=%x/%x, REF=0x%04x-0x%04x-0x%04x\n",
+ sense->fmt.f71.sev, device->cdev->id.dev_model,
+ sense->mc, sense->fmt.f71.emc, sense->fmt.f71.smc,
+ sense->fmt.f71.refcode1, sense->fmt.f71.refcode2,
+ sense->fmt.f71.refcode3);
tape_3590_print_dev_sim_msg_f2(device, irb);
return;
}
/* Standard Library Service Information Message */
return;
}
- PRINT_WARN("(%s): Device Message(%x)\n",
- dev_name(&device->cdev->dev), sense->mc);
+ dev_warn (&device->cdev->dev, "The tape unit has issued an unknown "
+ "sense message code %x\n", sense->mc);
}
static int tape_3590_crypt_error(struct tape_device *device,
/* No connection to EKM */
return tape_3590_erp_basic(device, request, irb, -ENOTCONN);
- PRINT_ERR("(%s): Unable to get encryption key from EKM\n", bus_id);
- PRINT_ERR("(%s): CU=%02X DRIVE=%06X EKM=%02X:%04X\n", bus_id, cu_rc,
- drv_rc, ekm_rc1, ekm_rc2);
+ dev_err (&device->cdev->dev, "The tape unit failed to obtain the "
+ "encryption key from EKM\n");
return tape_3590_erp_basic(device, request, irb, -ENOKEY);
}
* print additional msg since default msg
* "device intervention" is not very meaningfull
*/
- PRINT_WARN("(%s): Tape operation when medium not loaded\n",
- dev_name(&device->cdev->dev));
tape_med_state_set(device, MS_UNLOADED);
tape_3590_schedule_work(device, TO_CRYPT_OFF);
return tape_3590_erp_basic(device, request, irb, -ENOMEDIUM);
return tape_3590_erp_basic(device, request, irb, -ENOMEDIUM);
case 0x6020:
- PRINT_WARN("(%s): Cartridge of wrong type ?\n",
- dev_name(&device->cdev->dev));
return tape_3590_erp_basic(device, request, irb, -EMEDIUMTYPE);
case 0x8011:
- PRINT_WARN("(%s): Another host has reserved the tape device\n",
- dev_name(&device->cdev->dev));
return tape_3590_erp_basic(device, request, irb, -EPERM);
case 0x8013:
- PRINT_WARN("(%s): Another host has privileged access to the "
- "tape device\n", dev_name(&device->cdev->dev));
- PRINT_WARN("(%s): To solve the problem unload the current "
- "cartridge!\n", dev_name(&device->cdev->dev));
+ dev_warn (&device->cdev->dev, "A different host has privileged"
+ " access to the tape unit\n");
return tape_3590_erp_basic(device, request, irb, -EPERM);
default:
return tape_3590_erp_basic(device, request, irb, -EIO);
}
DBF_EVENT(6, "xunknownirq\n");
- PRINT_ERR("Unexpected interrupt.\n");
- PRINT_ERR("Current op is: %s", tape_op_verbose[request->op]);
- tape_dump_sense(device, request, irb);
+ tape_dump_sense_dbf(device, request, irb);
return TAPE_IO_STOP;
}
if (rc)
goto fail_rdc_data;
if (rdc_data->data[31] == 0x13) {
- PRINT_INFO("Device has crypto support\n");
data->crypt_info.capability |= TAPE390_CRYPT_SUPPORTED_MASK;
tape_3592_disable_crypt(device);
} else {
* Stefan Bader <shbader@de.ibm.com>
*/
+#define KMSG_COMPONENT "tape"
#include <linux/module.h>
#include <linux/init.h> // for kernel parameters
#include <linux/kmod.h> // for requesting modules
#include "tape.h"
#include "tape_std.h"
-#define PRINTK_HEADER "TAPE_CORE: "
#define LONG_BUSY_TIMEOUT 180 /* seconds */
static void __tape_do_irq (struct ccw_device *, unsigned long, struct irb *);
switch(newstate){
case MS_UNLOADED:
device->tape_generic_status |= GMT_DR_OPEN(~0);
- PRINT_INFO("(%s): Tape is unloaded\n",
- dev_name(&device->cdev->dev));
+ dev_info(&device->cdev->dev, "The tape cartridge has been "
+ "successfully unloaded\n");
break;
case MS_LOADED:
device->tape_generic_status &= ~GMT_DR_OPEN(~0);
- PRINT_INFO("(%s): Tape has been mounted\n",
- dev_name(&device->cdev->dev));
+ dev_info(&device->cdev->dev, "A tape cartridge has been "
+ "mounted\n");
break;
default:
// print nothing
/* Let the discipline have a go at the device. */
device->discipline = discipline;
if (!try_module_get(discipline->owner)) {
- PRINT_ERR("Cannot get module. Module gone.\n");
return -EINVAL;
}
tape_generic_offline(struct tape_device *device)
{
if (!device) {
- PRINT_ERR("tape_generic_offline: no such device\n");
return -ENODEV;
}
DBF_EVENT(3, "(%08x): Set offline failed "
"- drive in use.\n",
device->cdev_id);
- PRINT_WARN("(%s): Set offline failed "
- "- drive in use.\n",
- dev_name(&device->cdev->dev));
spin_unlock_irq(get_ccwdev_lock(device->cdev));
return -EBUSY;
}
device = kzalloc(sizeof(struct tape_device), GFP_KERNEL);
if (device == NULL) {
DBF_EXCEPTION(2, "ti:no mem\n");
- PRINT_INFO ("can't allocate memory for "
- "tape info structure\n");
return ERR_PTR(-ENOMEM);
}
device->modeset_byte = kmalloc(1, GFP_KERNEL | GFP_DMA);
if (device->modeset_byte == NULL) {
DBF_EXCEPTION(2, "ti:no mem\n");
- PRINT_INFO("can't allocate memory for modeset byte\n");
kfree(device);
return ERR_PTR(-ENOMEM);
}
} else {
if (remain < 0) {
DBF_EVENT(4, "put device without reference\n");
- PRINT_ERR("put device without reference\n");
} else {
DBF_EVENT(4, "tape_free_device(%p)\n", device);
kfree(device->modeset_byte);
ret = sysfs_create_group(&cdev->dev.kobj, &tape_attr_group);
if (ret) {
tape_put_device(device);
- PRINT_ERR("probe failed for tape device %s\n",
- dev_name(&cdev->dev));
return ret;
}
cdev->dev.driver_data = device;
device->cdev = cdev;
ccw_device_get_id(cdev, &dev_id);
device->cdev_id = devid_to_int(&dev_id);
- PRINT_INFO("tape device %s found\n", dev_name(&cdev->dev));
return ret;
}
device = cdev->dev.driver_data;
if (!device) {
- PRINT_ERR("No device pointer in tape_generic_remove!\n");
return;
}
DBF_LH(3, "(%08x): tape_generic_remove(%p)\n", device->cdev_id, cdev);
*/
DBF_EVENT(3, "(%08x): Drive in use vanished!\n",
device->cdev_id);
- PRINT_WARN("(%s): Drive in use vanished - "
- "expect trouble!\n",
- dev_name(&device->cdev->dev));
- PRINT_WARN("State was %i\n", device->tape_state);
+ dev_warn(&device->cdev->dev, "A tape unit was detached"
+ " while in use\n");
tape_state_set(device, TS_NOT_OPER);
__tape_discard_requests(device);
spin_unlock_irq(get_ccwdev_lock(device->cdev));
__tape_start_next_request(device);
}
-/*
- * Write sense data to console/dbf
- */
-void
-tape_dump_sense(struct tape_device* device, struct tape_request *request,
- struct irb *irb)
-{
- unsigned int *sptr;
-
- PRINT_INFO("-------------------------------------------------\n");
- PRINT_INFO("DSTAT : %02x CSTAT: %02x CPA: %04x\n",
- irb->scsw.cmd.dstat, irb->scsw.cmd.cstat, irb->scsw.cmd.cpa);
- PRINT_INFO("DEVICE: %s\n", dev_name(&device->cdev->dev));
- if (request != NULL)
- PRINT_INFO("OP : %s\n", tape_op_verbose[request->op]);
-
- sptr = (unsigned int *) irb->ecw;
- PRINT_INFO("Sense data: %08X %08X %08X %08X \n",
- sptr[0], sptr[1], sptr[2], sptr[3]);
- PRINT_INFO("Sense data: %08X %08X %08X %08X \n",
- sptr[4], sptr[5], sptr[6], sptr[7]);
- PRINT_INFO("--------------------------------------------------\n");
-}
-
/*
* Write sense data to dbf
*/
device = (struct tape_device *) cdev->dev.driver_data;
if (device == NULL) {
- PRINT_ERR("could not get device structure for %s "
- "in interrupt\n", dev_name(&cdev->dev));
return;
}
request = (struct tape_request *) intparm;
/* FIXME: What to do with the request? */
switch (PTR_ERR(irb)) {
case -ETIMEDOUT:
- PRINT_WARN("(%s): Request timed out\n",
+ DBF_LH(1, "(%s): Request timed out\n",
dev_name(&cdev->dev));
case -EIO:
__tape_end_request(device, request, -EIO);
break;
default:
- PRINT_ERR("(%s): Unexpected i/o error %li\n",
+ DBF_LH(1, "(%s): Unexpected i/o error %li\n",
dev_name(&cdev->dev),
PTR_ERR(irb));
}
default:
if (rc > 0) {
DBF_EVENT(6, "xunknownrc\n");
- PRINT_ERR("Invalid return code from discipline "
- "interrupt function.\n");
__tape_end_request(device, request, -EIO);
} else {
__tape_end_request(device, request, rc);
EXPORT_SYMBOL(tape_med_state_set);
EXPORT_SYMBOL(tape_alloc_request);
EXPORT_SYMBOL(tape_free_request);
-EXPORT_SYMBOL(tape_dump_sense);
EXPORT_SYMBOL(tape_dump_sense_dbf);
EXPORT_SYMBOL(tape_do_io);
EXPORT_SYMBOL(tape_do_io_async);
projects / firefly-linux-kernel-4.4.55.git / commitdiff