diff options
Diffstat (limited to 'drivers/char/hpet.c')
| -rw-r--r-- | drivers/char/hpet.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c index 762fa430fb5..5fe8461271f 100644 --- a/drivers/char/hpet.c +++ b/drivers/char/hpet.c @@ -44,7 +44,7 @@ /* * The High Precision Event Timer driver. * This driver is closely modelled after the rtc.c driver. - * http://www.intel.com/labs/platcomp/hpet/hpetspec.htm + * http://www.intel.com/hardwaredesign/hpetspec.htm */ #define HPET_USER_FREQ (64) #define HPET_DRIFT (500) @@ -712,7 +712,7 @@ static void hpet_register_interpolator(struct hpets *hpetp) ti->shift = 10; ti->addr = &hpetp->hp_hpet->hpet_mc; ti->frequency = hpet_time_div(hpets->hp_period); - ti->drift = ti->frequency * HPET_DRIFT / 1000000; + ti->drift = HPET_DRIFT; ti->mask = -1; hpetp->hp_interpolator = ti; @@ -906,11 +906,15 @@ static acpi_status hpet_resources(struct acpi_resource *res, void *data) if (irqp->number_of_interrupts > 0) { hdp->hd_nirqs = irqp->number_of_interrupts; - for (i = 0; i < hdp->hd_nirqs; i++) - hdp->hd_irq[i] = + for (i = 0; i < hdp->hd_nirqs; i++) { + int rc = acpi_register_gsi(irqp->interrupts[i], irqp->edge_level, irqp->active_high_low); + if (rc < 0) + return AE_ERROR; + hdp->hd_irq[i] = rc; + } } } |