[S390] cio: Get rid of css_characteristics_avail.

[pandora-kernel.git] / drivers / s390 / cio / qdio.c

diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 445cf36..f9be265 100644 (file)
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -2082,7 +2082,6 @@ qdio_timeout_handler(struct ccw_device *cdev)
        default:
                BUG();
        }
-       ccw_device_set_timeout(cdev, 0);
        wake_up(&cdev->private->wait_q);
 }
 
@@ -2121,6 +2120,8 @@ qdio_handler(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
                case -EIO:
                        QDIO_PRINT_ERR("i/o error on device %s\n",
                                       cdev->dev.bus_id);
+                       qdio_set_state(irq_ptr, QDIO_IRQ_STATE_ERR);
+                       wake_up(&cdev->private->wait_q);
                        return;
                case -ETIMEDOUT:
                        qdio_timeout_handler(cdev);
@@ -2139,8 +2140,8 @@ qdio_handler(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
        QDIO_DBF_TEXT4(0, trace, dbf_text);
 #endif /* CONFIG_QDIO_DEBUG */
 
-        cstat = irb->scsw.cstat;
-        dstat = irb->scsw.dstat;
+       cstat = irb->scsw.cmd.cstat;
+       dstat = irb->scsw.cmd.dstat;
 
        switch (irq_ptr->state) {
        case QDIO_IRQ_STATE_INACTIVE:
@@ -2353,9 +2354,6 @@ tiqdio_check_chsc_availability(void)
 {
        char dbf_text[15];
 
-       if (!css_characteristics_avail)
-               return -EIO;
-
        /* Check for bit 41. */
        if (!css_general_characteristics.aif) {
                QDIO_PRINT_WARN("Adapter interruption facility not " \
@@ -2667,12 +2665,12 @@ qdio_shutdown(struct ccw_device *cdev, int how)
                spin_unlock_irqrestore(get_ccwdev_lock(cdev), flags);
        } else if (rc == 0) {
                qdio_set_state(irq_ptr, QDIO_IRQ_STATE_CLEANUP);
-               ccw_device_set_timeout(cdev, timeout);
                spin_unlock_irqrestore(get_ccwdev_lock(cdev),flags);
 
-               wait_event(cdev->private->wait_q,
-                          irq_ptr->state == QDIO_IRQ_STATE_INACTIVE ||
-                          irq_ptr->state == QDIO_IRQ_STATE_ERR);
+               wait_event_interruptible_timeout(cdev->private->wait_q,
+                       irq_ptr->state == QDIO_IRQ_STATE_INACTIVE ||
+                       irq_ptr->state == QDIO_IRQ_STATE_ERR,
+                       timeout);
        } else {
                QDIO_PRINT_INFO("ccw_device_{halt,clear} returned %d for "
                                "device %s\n", result, cdev->dev.bus_id);
@@ -2692,7 +2690,6 @@ qdio_shutdown(struct ccw_device *cdev, int how)
 
        /* Ignore errors. */
        qdio_set_state(irq_ptr, QDIO_IRQ_STATE_INACTIVE);
-       ccw_device_set_timeout(cdev, 0);
 out:
        up(&irq_ptr->setting_up_sema);
        return result;
@@ -2907,13 +2904,10 @@ qdio_establish_handle_irq(struct ccw_device *cdev, int cstat, int dstat)
        QDIO_DBF_TEXT0(0,setup,dbf_text);
        QDIO_DBF_TEXT0(0,trace,dbf_text);
 
-       if (qdio_establish_irq_check_for_errors(cdev, cstat, dstat)) {
-               ccw_device_set_timeout(cdev, 0);
+       if (qdio_establish_irq_check_for_errors(cdev, cstat, dstat))
                return;
-       }
 
        qdio_set_state(irq_ptr,QDIO_IRQ_STATE_ESTABLISHED);
-       ccw_device_set_timeout(cdev, 0);
 }
 
 int
@@ -3196,8 +3190,6 @@ qdio_establish(struct qdio_initialize *init_data)
                                irq_ptr->schid.ssid, irq_ptr->schid.sch_no,
                                result, result2);
                result=result2;
-               if (result)
-                       ccw_device_set_timeout(cdev, 0);
        }
 
        spin_unlock_irqrestore(get_ccwdev_lock(cdev),saveflags);
@@ -3279,7 +3271,6 @@ qdio_activate(struct ccw_device *cdev, int flags)
 
        spin_lock_irqsave(get_ccwdev_lock(cdev),saveflags);
 
-       ccw_device_set_timeout(cdev, 0);
        ccw_device_set_options(cdev, CCWDEV_REPORT_ALL);
        result=ccw_device_start(cdev,&irq_ptr->ccw,QDIO_DOING_ACTIVATE,
                                0, DOIO_DENY_PREFETCH);