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[S390] ap: Minor code beautification.
Changed some symbol names for a better and clearer code. Signed-off-by: Christian Maaser <cmaaser@de.ibm.com> Signed-off-by: Felix Beck <beckf@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -74,7 +74,7 @@ module_param_named(poll_thread, ap_thread_flag, int, 0000);
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MODULE_PARM_DESC(poll_thread, "Turn on/off poll thread, default is 0 (off).");
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static struct device *ap_root_device = NULL;
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static DEFINE_SPINLOCK(ap_device_lock);
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static DEFINE_SPINLOCK(ap_device_list_lock);
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static LIST_HEAD(ap_device_list);
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/*
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@ -518,16 +518,16 @@ static ssize_t ap_hwtype_show(struct device *dev,
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struct ap_device *ap_dev = to_ap_dev(dev);
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return snprintf(buf, PAGE_SIZE, "%d\n", ap_dev->device_type);
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}
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static DEVICE_ATTR(hwtype, 0444, ap_hwtype_show, NULL);
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static DEVICE_ATTR(hwtype, 0444, ap_hwtype_show, NULL);
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static ssize_t ap_depth_show(struct device *dev, struct device_attribute *attr,
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char *buf)
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{
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struct ap_device *ap_dev = to_ap_dev(dev);
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return snprintf(buf, PAGE_SIZE, "%d\n", ap_dev->queue_depth);
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}
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static DEVICE_ATTR(depth, 0444, ap_depth_show, NULL);
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static DEVICE_ATTR(depth, 0444, ap_depth_show, NULL);
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static ssize_t ap_request_count_show(struct device *dev,
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struct device_attribute *attr,
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char *buf)
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@ -630,9 +630,9 @@ static int ap_device_probe(struct device *dev)
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ap_dev->drv = ap_drv;
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rc = ap_drv->probe ? ap_drv->probe(ap_dev) : -ENODEV;
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if (!rc) {
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spin_lock_bh(&ap_device_lock);
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spin_lock_bh(&ap_device_list_lock);
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list_add(&ap_dev->list, &ap_device_list);
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spin_unlock_bh(&ap_device_lock);
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spin_unlock_bh(&ap_device_list_lock);
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}
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return rc;
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}
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@ -674,9 +674,9 @@ static int ap_device_remove(struct device *dev)
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ap_flush_queue(ap_dev);
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del_timer_sync(&ap_dev->timeout);
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spin_lock_bh(&ap_device_lock);
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spin_lock_bh(&ap_device_list_lock);
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list_del_init(&ap_dev->list);
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spin_unlock_bh(&ap_device_lock);
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spin_unlock_bh(&ap_device_list_lock);
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if (ap_drv->remove)
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ap_drv->remove(ap_dev);
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spin_lock_bh(&ap_dev->lock);
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@ -1319,7 +1319,7 @@ static void ap_reset(struct ap_device *ap_dev)
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ap_dev->unregistered = 1;
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}
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static int __ap_poll_all(struct ap_device *ap_dev, unsigned long *flags)
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static int __ap_poll_device(struct ap_device *ap_dev, unsigned long *flags)
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{
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spin_lock(&ap_dev->lock);
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if (!ap_dev->unregistered) {
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@ -1353,11 +1353,11 @@ static void ap_poll_all(unsigned long dummy)
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xchg((u8 *)ap_interrupt_indicator, 0);
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do {
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flags = 0;
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spin_lock(&ap_device_lock);
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spin_lock(&ap_device_list_lock);
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list_for_each_entry(ap_dev, &ap_device_list, list) {
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__ap_poll_all(ap_dev, &flags);
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__ap_poll_device(ap_dev, &flags);
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}
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spin_unlock(&ap_device_lock);
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spin_unlock(&ap_device_list_lock);
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} while (flags & 1);
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if (flags & 2)
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ap_schedule_poll_timer();
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@ -1397,11 +1397,11 @@ static int ap_poll_thread(void *data)
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remove_wait_queue(&ap_poll_wait, &wait);
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flags = 0;
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spin_lock_bh(&ap_device_lock);
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spin_lock_bh(&ap_device_list_lock);
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list_for_each_entry(ap_dev, &ap_device_list, list) {
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__ap_poll_all(ap_dev, &flags);
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__ap_poll_device(ap_dev, &flags);
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}
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spin_unlock_bh(&ap_device_lock);
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spin_unlock_bh(&ap_device_list_lock);
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}
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set_current_state(TASK_RUNNING);
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remove_wait_queue(&ap_poll_wait, &wait);
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