Merge branch 'sched/for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip...

[pandora-kernel.git] / drivers / s390 / char / raw3270.c

diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index 0d98f1f..81a96e0 100644 (file)
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -153,19 +153,10 @@ struct raw3270_request __init *raw3270_request_alloc_bootmem(size_t size)
        struct raw3270_request *rq;
 
        rq = alloc_bootmem_low(sizeof(struct raw3270));
-       if (!rq)
-               return ERR_PTR(-ENOMEM);
-       memset(rq, 0, sizeof(struct raw3270_request));
 
        /* alloc output buffer. */
-       if (size > 0) {
+       if (size > 0)
                rq->buffer = alloc_bootmem_low(size);
-               if (!rq->buffer) {
-                       free_bootmem((unsigned long) rq,
-                                    sizeof(struct raw3270));
-                       return ERR_PTR(-ENOMEM);
-               }
-       }
        rq->size = size;
        INIT_LIST_HEAD(&rq->list);
 
@@ -372,17 +363,17 @@ raw3270_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
 
        if (IS_ERR(irb))
                rc = RAW3270_IO_RETRY;
-       else if (irb->scsw.fctl & SCSW_FCTL_HALT_FUNC) {
+       else if (irb->scsw.cmd.fctl & SCSW_FCTL_HALT_FUNC) {
                rq->rc = -EIO;
                rc = RAW3270_IO_DONE;
-       } else if (irb->scsw.dstat ==  (DEV_STAT_CHN_END | DEV_STAT_DEV_END |
-                                       DEV_STAT_UNIT_EXCEP)) {
+       } else if (irb->scsw.cmd.dstat == (DEV_STAT_CHN_END | DEV_STAT_DEV_END |
+                                          DEV_STAT_UNIT_EXCEP)) {
                /* Handle CE-DE-UE and subsequent UDE */
                set_bit(RAW3270_FLAGS_BUSY, &rp->flags);
                rc = RAW3270_IO_BUSY;
        } else if (test_bit(RAW3270_FLAGS_BUSY, &rp->flags)) {
                /* Wait for UDE if busy flag is set. */
-               if (irb->scsw.dstat & DEV_STAT_DEV_END) {
+               if (irb->scsw.cmd.dstat & DEV_STAT_DEV_END) {
                        clear_bit(RAW3270_FLAGS_BUSY, &rp->flags);
                        /* Got it, now retry. */
                        rc = RAW3270_IO_RETRY;
@@ -497,7 +488,7 @@ raw3270_init_irq(struct raw3270_view *view, struct raw3270_request *rq,
         * Unit-Check Processing:
         * Expect Command Reject or Intervention Required.
         */
-       if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) {
+       if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
                /* Request finished abnormally. */
                if (irb->ecw[0] & SNS0_INTERVENTION_REQ) {
                        set_bit(RAW3270_FLAGS_BUSY, &view->dev->flags);
@@ -505,16 +496,16 @@ raw3270_init_irq(struct raw3270_view *view, struct raw3270_request *rq,
                }
        }
        if (rq) {
-               if (irb->scsw.dstat & DEV_STAT_UNIT_CHECK) {
+               if (irb->scsw.cmd.dstat & DEV_STAT_UNIT_CHECK) {
                        if (irb->ecw[0] & SNS0_CMD_REJECT)
                                rq->rc = -EOPNOTSUPP;
                        else
                                rq->rc = -EIO;
                } else
                        /* Request finished normally. Copy residual count. */
-                       rq->rescnt = irb->scsw.count;
+                       rq->rescnt = irb->scsw.cmd.count;
        }
-       if (irb->scsw.dstat & DEV_STAT_ATTENTION) {
+       if (irb->scsw.cmd.dstat & DEV_STAT_ATTENTION) {
                set_bit(RAW3270_FLAGS_ATTN, &view->dev->flags);
                wake_up(&raw3270_wait_queue);
        }
@@ -549,7 +540,6 @@ raw3270_start_init(struct raw3270 *rp, struct raw3270_view *view,
                   struct raw3270_request *rq)
 {
        unsigned long flags;
-       wait_queue_head_t wq;
        int rc;
 
 #ifdef CONFIG_TN3270_CONSOLE
@@ -566,20 +556,20 @@ raw3270_start_init(struct raw3270 *rp, struct raw3270_view *view,
                return rq->rc;
        }
 #endif
-       init_waitqueue_head(&wq);
        rq->callback = raw3270_wake_init;
-       rq->callback_data = &wq;
+       rq->callback_data = &raw3270_wait_queue;
        spin_lock_irqsave(get_ccwdev_lock(view->dev->cdev), flags);
        rc = __raw3270_start(rp, view, rq);
        spin_unlock_irqrestore(get_ccwdev_lock(view->dev->cdev), flags);
        if (rc)
                return rc;
        /* Now wait for the completion. */
-       rc = wait_event_interruptible(wq, raw3270_request_final(rq));
+       rc = wait_event_interruptible(raw3270_wait_queue,
+                                     raw3270_request_final(rq));
        if (rc == -ERESTARTSYS) {       /* Interrupted by a signal. */
                raw3270_halt_io(view->dev, rq);
                /* No wait for the halt to complete. */
-               wait_event(wq, raw3270_request_final(rq));
+               wait_event(raw3270_wait_queue, raw3270_request_final(rq));
                return -ERESTARTSYS;
        }
        return rq->rc;
@@ -620,7 +610,6 @@ __raw3270_size_device_vm(struct raw3270 *rp)
                rp->cols = 132;
                break;
        default:
-               printk(KERN_WARNING "vrdccrmd is 0x%.8x\n", model);
                rc = -EOPNOTSUPP;
                break;
        }