diff options
author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2009-03-28 20:29:51 +0000 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-03-28 20:29:51 +0000 |
commit | ed40d0c472b136682b2fcba05f89762859c7374f (patch) | |
tree | 076b83a26bcd63d6158463735dd34c10bbc591dc /drivers/s390/char/tape_core.c | |
parent | 9e495834e59ca9b29f1a1f63b9f5533bb022ac49 (diff) | |
parent | 5d80f8e5a9dc9c9a94d4aeaa567e219a808b8a4a (diff) |
Merge branch 'origin' into devel
Conflicts:
sound/soc/pxa/pxa2xx-i2s.c
Diffstat (limited to 'drivers/s390/char/tape_core.c')
-rw-r--r-- | drivers/s390/char/tape_core.c | 68 |
1 files changed, 11 insertions, 57 deletions
diff --git a/drivers/s390/char/tape_core.c b/drivers/s390/char/tape_core.c index f9bb51fa7f5..08c09d3503c 100644 --- a/drivers/s390/char/tape_core.c +++ b/drivers/s390/char/tape_core.c @@ -11,6 +11,7 @@ * 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 @@ -25,7 +26,6 @@ #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 *); @@ -214,13 +214,13 @@ tape_med_state_set(struct tape_device *device, enum tape_medium_state newstate) 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 @@ -333,7 +333,6 @@ tape_generic_online(struct tape_device *device, /* 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; } @@ -391,7 +390,6 @@ int tape_generic_offline(struct tape_device *device) { if (!device) { - PRINT_ERR("tape_generic_offline: no such device\n"); return -ENODEV; } @@ -413,9 +411,6 @@ tape_generic_offline(struct tape_device *device) 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; } @@ -435,14 +430,11 @@ tape_alloc_device(void) 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); } @@ -490,7 +482,6 @@ tape_put_device(struct tape_device *device) } 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); @@ -538,8 +529,6 @@ tape_generic_probe(struct ccw_device *cdev) 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; @@ -547,7 +536,6 @@ tape_generic_probe(struct ccw_device *cdev) 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; } @@ -584,7 +572,6 @@ tape_generic_remove(struct ccw_device *cdev) 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); @@ -615,10 +602,8 @@ tape_generic_remove(struct ccw_device *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)); @@ -639,8 +624,7 @@ tape_alloc_request(int cplength, int datasize) { struct tape_request *request; - if (datasize > PAGE_SIZE || (cplength*sizeof(struct ccw1)) > PAGE_SIZE) - BUG(); + BUG_ON(datasize > PAGE_SIZE || (cplength*sizeof(struct ccw1)) > PAGE_SIZE); DBF_LH(6, "tape_alloc_request(%d, %d)\n", cplength, datasize); @@ -797,8 +781,7 @@ static void tape_long_busy_timeout(unsigned long data) device = (struct tape_device *) data; spin_lock_irq(get_ccwdev_lock(device->cdev)); request = list_entry(device->req_queue.next, struct tape_request, list); - if (request->status != TAPE_REQUEST_LONG_BUSY) - BUG(); + BUG_ON(request->status != TAPE_REQUEST_LONG_BUSY); DBF_LH(6, "%08x: Long busy timeout.\n", device->cdev_id); __tape_start_next_request(device); device->lb_timeout.data = (unsigned long) tape_put_device(device); @@ -830,30 +813,6 @@ __tape_end_request( } /* - * 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 */ void @@ -1051,8 +1010,6 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb) 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; @@ -1064,13 +1021,13 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb) /* 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)); } @@ -1182,8 +1139,6 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *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); @@ -1323,7 +1278,6 @@ EXPORT_SYMBOL(tape_state_set); 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); |