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path: root/drivers/s390/cio/device_ops.c
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Diffstat (limited to 'drivers/s390/cio/device_ops.c')
-rw-r--r--drivers/s390/cio/device_ops.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/drivers/s390/cio/device_ops.c b/drivers/s390/cio/device_ops.c
index b39c1fa48acd..d269607336ec 100644
--- a/drivers/s390/cio/device_ops.c
+++ b/drivers/s390/cio/device_ops.c
@@ -316,9 +316,9 @@ __ccw_device_retry_loop(struct ccw_device *cdev, struct ccw1 *ccw, long magic, _
316 ccw_device_set_timeout(cdev, 0); 316 ccw_device_set_timeout(cdev, 0);
317 if (ret == -EBUSY) { 317 if (ret == -EBUSY) {
318 /* Try again later. */ 318 /* Try again later. */
319 spin_unlock_irq(&sch->lock); 319 spin_unlock_irq(sch->lock);
320 msleep(10); 320 msleep(10);
321 spin_lock_irq(&sch->lock); 321 spin_lock_irq(sch->lock);
322 continue; 322 continue;
323 } 323 }
324 if (ret != 0) 324 if (ret != 0)
@@ -326,12 +326,12 @@ __ccw_device_retry_loop(struct ccw_device *cdev, struct ccw1 *ccw, long magic, _
326 break; 326 break;
327 /* Wait for end of request. */ 327 /* Wait for end of request. */
328 cdev->private->intparm = magic; 328 cdev->private->intparm = magic;
329 spin_unlock_irq(&sch->lock); 329 spin_unlock_irq(sch->lock);
330 wait_event(cdev->private->wait_q, 330 wait_event(cdev->private->wait_q,
331 (cdev->private->intparm == -EIO) || 331 (cdev->private->intparm == -EIO) ||
332 (cdev->private->intparm == -EAGAIN) || 332 (cdev->private->intparm == -EAGAIN) ||
333 (cdev->private->intparm == 0)); 333 (cdev->private->intparm == 0));
334 spin_lock_irq(&sch->lock); 334 spin_lock_irq(sch->lock);
335 /* Check at least for channel end / device end */ 335 /* Check at least for channel end / device end */
336 if (cdev->private->intparm == -EIO) { 336 if (cdev->private->intparm == -EIO) {
337 /* Non-retryable error. */ 337 /* Non-retryable error. */
@@ -342,9 +342,9 @@ __ccw_device_retry_loop(struct ccw_device *cdev, struct ccw1 *ccw, long magic, _
342 /* Success. */ 342 /* Success. */
343 break; 343 break;
344 /* Try again later. */ 344 /* Try again later. */
345 spin_unlock_irq(&sch->lock); 345 spin_unlock_irq(sch->lock);
346 msleep(10); 346 msleep(10);
347 spin_lock_irq(&sch->lock); 347 spin_lock_irq(sch->lock);
348 } while (1); 348 } while (1);
349 349
350 return ret; 350 return ret;
@@ -389,7 +389,7 @@ read_dev_chars (struct ccw_device *cdev, void **buffer, int length)
389 return ret; 389 return ret;
390 } 390 }
391 391
392 spin_lock_irq(&sch->lock); 392 spin_lock_irq(sch->lock);
393 /* Save interrupt handler. */ 393 /* Save interrupt handler. */
394 handler = cdev->handler; 394 handler = cdev->handler;
395 /* Temporarily install own handler. */ 395 /* Temporarily install own handler. */
@@ -406,7 +406,7 @@ read_dev_chars (struct ccw_device *cdev, void **buffer, int length)
406 406
407 /* Restore interrupt handler. */ 407 /* Restore interrupt handler. */
408 cdev->handler = handler; 408 cdev->handler = handler;
409 spin_unlock_irq(&sch->lock); 409 spin_unlock_irq(sch->lock);
410 410
411 clear_normalized_cda (rdc_ccw); 411 clear_normalized_cda (rdc_ccw);
412 kfree(rdc_ccw); 412 kfree(rdc_ccw);
@@ -463,7 +463,7 @@ read_conf_data_lpm (struct ccw_device *cdev, void **buffer, int *length, __u8 lp
463 rcd_ccw->count = ciw->count; 463 rcd_ccw->count = ciw->count;
464 rcd_ccw->flags = CCW_FLAG_SLI; 464 rcd_ccw->flags = CCW_FLAG_SLI;
465 465
466 spin_lock_irq(&sch->lock); 466 spin_lock_irq(sch->lock);
467 /* Save interrupt handler. */ 467 /* Save interrupt handler. */
468 handler = cdev->handler; 468 handler = cdev->handler;
469 /* Temporarily install own handler. */ 469 /* Temporarily install own handler. */
@@ -480,7 +480,7 @@ read_conf_data_lpm (struct ccw_device *cdev, void **buffer, int *length, __u8 lp
480 480
481 /* Restore interrupt handler. */ 481 /* Restore interrupt handler. */
482 cdev->handler = handler; 482 cdev->handler = handler;
483 spin_unlock_irq(&sch->lock); 483 spin_unlock_irq(sch->lock);
484 484
485 /* 485 /*
486 * on success we update the user input parms 486 * on success we update the user input parms
@@ -537,7 +537,7 @@ ccw_device_stlck(struct ccw_device *cdev)
537 kfree(buf); 537 kfree(buf);
538 return -ENOMEM; 538 return -ENOMEM;
539 } 539 }
540 spin_lock_irqsave(&sch->lock, flags); 540 spin_lock_irqsave(sch->lock, flags);
541 ret = cio_enable_subchannel(sch, 3); 541 ret = cio_enable_subchannel(sch, 3);
542 if (ret) 542 if (ret)
543 goto out_unlock; 543 goto out_unlock;
@@ -559,9 +559,9 @@ ccw_device_stlck(struct ccw_device *cdev)
559 goto out_unlock; 559 goto out_unlock;
560 } 560 }
561 cdev->private->irb.scsw.actl |= SCSW_ACTL_START_PEND; 561 cdev->private->irb.scsw.actl |= SCSW_ACTL_START_PEND;
562 spin_unlock_irqrestore(&sch->lock, flags); 562 spin_unlock_irqrestore(sch->lock, flags);
563 wait_event(cdev->private->wait_q, cdev->private->irb.scsw.actl == 0); 563 wait_event(cdev->private->wait_q, cdev->private->irb.scsw.actl == 0);
564 spin_lock_irqsave(&sch->lock, flags); 564 spin_lock_irqsave(sch->lock, flags);
565 cio_disable_subchannel(sch); //FIXME: return code? 565 cio_disable_subchannel(sch); //FIXME: return code?
566 if ((cdev->private->irb.scsw.dstat != 566 if ((cdev->private->irb.scsw.dstat !=
567 (DEV_STAT_CHN_END|DEV_STAT_DEV_END)) || 567 (DEV_STAT_CHN_END|DEV_STAT_DEV_END)) ||
@@ -572,7 +572,7 @@ ccw_device_stlck(struct ccw_device *cdev)
572out_unlock: 572out_unlock:
573 kfree(buf); 573 kfree(buf);
574 kfree(buf2); 574 kfree(buf2);
575 spin_unlock_irqrestore(&sch->lock, flags); 575 spin_unlock_irqrestore(sch->lock, flags);
576 return ret; 576 return ret;
577} 577}
578 578