diff options
| author | Igor Mammedov <imammedo@redhat.com> | 2012-09-05 23:06:22 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-09-25 18:37:41 -0500 |
| commit | d010f91c3ab97862c1d0a6a6b6832ed388fb6cd7 (patch) | |
| tree | c0437c2080f765038b1382ee4ddb556e40f83c82 /hw | |
| parent | a9552c8edbd31bf75d42b561f0a592c00aff1038 (diff) | |
| download | qemu-d010f91c3ab97862c1d0a6a6b6832ed388fb6cd7.zip | |
acpi: use notifier for signaling guest system_powerdown command
In addition, there is no need to allocate an extra irq just for
rising SCI in irq handler. Just rise SCI right from notifier
handler instead.
Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/acpi_piix4.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/hw/acpi_piix4.c b/hw/acpi_piix4.c index c56220b368..15275cf3e5 100644 --- a/hw/acpi_piix4.c +++ b/hw/acpi_piix4.c @@ -67,6 +67,7 @@ typedef struct PIIX4PMState { qemu_irq smi_irq; int kvm_enabled; Notifier machine_ready; + Notifier powerdown_notifier; /* for pci hotplug */ struct pci_status pci0_status; @@ -362,9 +363,9 @@ static void piix4_reset(void *opaque) piix4_update_hotplug(s); } -static void piix4_powerdown(void *opaque, int irq, int power_failing) +static void piix4_pm_powerdown_req(Notifier *n, void *opaque) { - PIIX4PMState *s = opaque; + PIIX4PMState *s = container_of(n, PIIX4PMState, powerdown_notifier); assert(s != NULL); acpi_pm1_evt_power_down(&s->ar); @@ -416,7 +417,8 @@ static int piix4_pm_initfn(PCIDevice *dev) acpi_pm_tmr_init(&s->ar, pm_tmr_timer); acpi_gpe_init(&s->ar, GPE_LEN); - qemu_system_powerdown = *qemu_allocate_irqs(piix4_powerdown, s, 1); + s->powerdown_notifier.notify = piix4_pm_powerdown_req; + qemu_register_powerdown_notifier(&s->powerdown_notifier); pm_smbus_init(&s->dev.qdev, &s->smb); s->machine_ready.notify = piix4_pm_machine_ready; |