ich9: Remove enable_tco arguments from init functions

The enable_tco arguments are always true, so they are not needed
anymore.

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Igor Mammedov <imammedo@redhat.com>
diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
index 4f9ce05..7220254 100644
--- a/hw/acpi/ich9.c
+++ b/hw/acpi/ich9.c
@@ -240,7 +240,7 @@
 }
 
 void ich9_pm_init(PCIDevice *lpc_pci, ICH9LPCPMRegs *pm,
-                  bool smm_enabled, bool enable_tco,
+                  bool smm_enabled,
                   qemu_irq sci_irq)
 {
     memory_region_init(&pm->io, OBJECT(lpc_pci), "ich9-pm", ICH9_PMIO_SIZE);
@@ -264,10 +264,8 @@
 
     pm->smm_enabled = smm_enabled;
 
-    pm->enable_tco = enable_tco;
-    if (pm->enable_tco) {
-        acpi_pm_tco_init(&pm->tco_regs, &pm->io);
-    }
+    pm->enable_tco = true;
+    acpi_pm_tco_init(&pm->tco_regs, &pm->io);
 
     pm->irq = sci_irq;
     qemu_register_reset(pm_reset, pm);