openkylin
/
qemu
mirror of https://gitee.com/openkylin/qemu.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

spapr/irq: Use the "simple" ICS class for KVM 

The "simple" ICS class knows how to interract with KVM. Adapt sPAPR to use
it instead of the ICS KVM class.

Signed-off-by: Greg Kurz <groug@kaod.org>
Message-Id: <155023083585.1011724.2868047424353921455.stgit@bahia.lan>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Greg Kurz 2019-02-15 12:40:35 +01:00 committed by David Gibson
parent 557b456729
commit 444d6ca301
1 changed files with 7 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
hw/ppc/spapr_irq.c
View File

@ -67,13 +67,12 @@ void spapr_irq_msi_reset(sPAPRMachineState *spapr)
*/
static ICSState *spapr_ics_create(sPAPRMachineState *spapr,
const char *type_ics,
int nr_irqs, Error **errp)
{
Error *local_err = NULL;
Object *obj;
obj = object_new(type_ics);
obj = object_new(TYPE_ICS_SIMPLE);
object_property_add_child(OBJECT(spapr), "ics", obj, &error_abort);
object_property_add_const_link(obj, ICS_PROP_XICS, OBJECT(spapr),
&error_abort);
@ -98,14 +97,14 @@ static void spapr_irq_init_xics(sPAPRMachineState *spapr, int nr_irqs,
{
MachineState *machine = MACHINE(spapr);
Error *local_err = NULL;
bool xics_kvm = false;
if (kvm_enabled()) {
if (machine_kernel_irqchip_allowed(machine) &&
!xics_kvm_init(spapr, &local_err)) {
spapr->ics = spapr_ics_create(spapr, TYPE_ICS_KVM, nr_irqs,
&local_err);
xics_kvm = true;
}
if (machine_kernel_irqchip_required(machine) && !spapr->ics) {
if (machine_kernel_irqchip_required(machine) && !xics_kvm) {
error_prepend(&local_err,
"kernel_irqchip requested but unavailable: ");
goto error;
@ -114,12 +113,12 @@ static void spapr_irq_init_xics(sPAPRMachineState *spapr, int nr_irqs,
local_err = NULL;
}
if (!spapr->ics) {
if (!xics_kvm) {
xics_spapr_init(spapr);
spapr->ics = spapr_ics_create(spapr, TYPE_ICS_SIMPLE, nr_irqs,
&local_err);
}
spapr->ics = spapr_ics_create(spapr, nr_irqs, &local_err);
error:
error_propagate(errp, local_err);
}