From d010f91c3ab97862c1d0a6a6b6832ed388fb6cd7 Mon Sep 17 00:00:00 2001 From: Igor Mammedov Date: Wed, 5 Sep 2012 23:06:22 +0200 Subject: 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 Signed-off-by: Anthony Liguori --- hw/acpi_piix4.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'hw/acpi_piix4.c') diff --git a/hw/acpi_piix4.c b/hw/acpi_piix4.c index c56220b..15275cf 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; -- cgit v1.1