]> err.no Git - linux-2.6/blobdiff - drivers/char/hpet.c
ipmi: hold ATTN until upper layer ready
[linux-2.6] / drivers / char / hpet.c
index fd51554ab081bea0865d1e2ad0848be925f1850e..1399971be6890c2167aea675a51b77bfce3f41d5 100644 (file)
@@ -62,6 +62,8 @@
 
 static u32 hpet_nhpet, hpet_max_freq = HPET_USER_FREQ;
 
+/* This clocksource driver currently only works on ia64 */
+#ifdef CONFIG_IA64
 static void __iomem *hpet_mctr;
 
 static cycle_t read_hpet(void)
@@ -79,6 +81,7 @@ static struct clocksource clocksource_hpet = {
         .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 static struct clocksource *hpet_clocksource;
+#endif
 
 /* A lock for concurrent access by app and isr hpet activity. */
 static DEFINE_SPINLOCK(hpet_lock);
@@ -597,63 +600,6 @@ static int hpet_is_known(struct hpet_data *hdp)
        return 0;
 }
 
-EXPORT_SYMBOL(hpet_alloc);
-EXPORT_SYMBOL(hpet_register);
-EXPORT_SYMBOL(hpet_unregister);
-EXPORT_SYMBOL(hpet_control);
-
-int hpet_register(struct hpet_task *tp, int periodic)
-{
-       unsigned int i;
-       u64 mask;
-       struct hpet_timer __iomem *timer;
-       struct hpet_dev *devp;
-       struct hpets *hpetp;
-
-       switch (periodic) {
-       case 1:
-               mask = Tn_PER_INT_CAP_MASK;
-               break;
-       case 0:
-               mask = 0;
-               break;
-       default:
-               return -EINVAL;
-       }
-
-       tp->ht_opaque = NULL;
-
-       spin_lock_irq(&hpet_task_lock);
-       spin_lock(&hpet_lock);
-
-       for (devp = NULL, hpetp = hpets; hpetp && !devp; hpetp = hpetp->hp_next)
-               for (timer = hpetp->hp_hpet->hpet_timers, i = 0;
-                    i < hpetp->hp_ntimer; i++, timer++) {
-                       if ((readq(&timer->hpet_config) & Tn_PER_INT_CAP_MASK)
-                           != mask)
-                               continue;
-
-                       devp = &hpetp->hp_dev[i];
-
-                       if (devp->hd_flags & HPET_OPEN || devp->hd_task) {
-                               devp = NULL;
-                               continue;
-                       }
-
-                       tp->ht_opaque = devp;
-                       devp->hd_task = tp;
-                       break;
-               }
-
-       spin_unlock(&hpet_lock);
-       spin_unlock_irq(&hpet_task_lock);
-
-       if (tp->ht_opaque)
-               return 0;
-       else
-               return -EBUSY;
-}
-
 static inline int hpet_tpcheck(struct hpet_task *tp)
 {
        struct hpet_dev *devp;
@@ -703,24 +649,6 @@ int hpet_unregister(struct hpet_task *tp)
        return 0;
 }
 
-int hpet_control(struct hpet_task *tp, unsigned int cmd, unsigned long arg)
-{
-       struct hpet_dev *devp;
-       int err;
-
-       if ((err = hpet_tpcheck(tp)))
-               return err;
-
-       spin_lock_irq(&hpet_lock);
-       devp = tp->ht_opaque;
-       if (devp->hd_task != tp) {
-               spin_unlock_irq(&hpet_lock);
-               return -ENXIO;
-       }
-       spin_unlock_irq(&hpet_lock);
-       return hpet_ioctl_common(devp, cmd, arg, 1);
-}
-
 static ctl_table hpet_table[] = {
        {
         .ctl_name = CTL_UNNUMBERED,