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[PATCH 4/4] xics: Merge TYPE_ICS_BASE and TYPE_ICS_SIMPLE classes
From: |
David Gibson |
Subject: |
[PATCH 4/4] xics: Merge TYPE_ICS_BASE and TYPE_ICS_SIMPLE classes |
Date: |
Tue, 24 Sep 2019 14:59:52 +1000 |
TYPE_ICS_SIMPLE is the only subtype of TYPE_ICS_BASE that's ever
instantiated, and the only one we're ever likely to want. The
existence of different classes is just a hang over from when we
(misguidedly) had separate subtypes for the KVM and non-KVM version of
the device.
So, collapse the two classes together into just TYPE_ICS.
Signed-off-by: David Gibson <address@hidden>
---
hw/intc/xics.c | 57 ++++++++++++++++---------------------------
hw/ppc/pnv_psi.c | 2 +-
hw/ppc/spapr_irq.c | 4 +--
include/hw/ppc/xics.h | 17 ++-----------
4 files changed, 26 insertions(+), 54 deletions(-)
diff --git a/hw/intc/xics.c b/hw/intc/xics.c
index 9ae51bbc76..388dbba870 100644
--- a/hw/intc/xics.c
+++ b/hw/intc/xics.c
@@ -555,7 +555,7 @@ static void ics_reset_irq(ICSIRQState *irq)
static void ics_reset(DeviceState *dev)
{
- ICSState *ics = ICS_BASE(dev);
+ ICSState *ics = ICS(dev);
int i;
uint8_t flags[ics->nr_irqs];
@@ -573,7 +573,7 @@ static void ics_reset(DeviceState *dev)
if (kvm_irqchip_in_kernel()) {
Error *local_err = NULL;
- ics_set_kvm_state(ICS_BASE(dev), &local_err);
+ ics_set_kvm_state(ICS(dev), &local_err);
if (local_err) {
error_report_err(local_err);
}
@@ -587,7 +587,7 @@ static void ics_reset_handler(void *dev)
static void ics_realize(DeviceState *dev, Error **errp)
{
- ICSState *ics = ICS_BASE(dev);
+ ICSState *ics = ICS(dev);
Error *local_err = NULL;
Object *obj;
@@ -609,26 +609,14 @@ static void ics_realize(DeviceState *dev, Error **errp)
qemu_register_reset(ics_reset_handler, ics);
}
-static void ics_simple_class_init(ObjectClass *klass, void *data)
+static void ics_instance_init(Object *obj)
{
-}
-
-static const TypeInfo ics_simple_info = {
- .name = TYPE_ICS_SIMPLE,
- .parent = TYPE_ICS_BASE,
- .instance_size = sizeof(ICSState),
- .class_init = ics_simple_class_init,
- .class_size = sizeof(ICSStateClass),
-};
-
-static void ics_base_instance_init(Object *obj)
-{
- ICSState *ics = ICS_BASE(obj);
+ ICSState *ics = ICS(obj);
ics->offset = XICS_IRQ_BASE;
}
-static int ics_base_pre_save(void *opaque)
+static int ics_pre_save(void *opaque)
{
ICSState *ics = opaque;
@@ -639,7 +627,7 @@ static int ics_base_pre_save(void *opaque)
return 0;
}
-static int ics_base_post_load(void *opaque, int version_id)
+static int ics_post_load(void *opaque, int version_id)
{
ICSState *ics = opaque;
@@ -657,7 +645,7 @@ static int ics_base_post_load(void *opaque, int version_id)
return 0;
}
-static const VMStateDescription vmstate_ics_base_irq = {
+static const VMStateDescription vmstate_ics_irq = {
.name = "ics/irq",
.version_id = 2,
.minimum_version_id = 1,
@@ -671,46 +659,44 @@ static const VMStateDescription vmstate_ics_base_irq = {
},
};
-static const VMStateDescription vmstate_ics_base = {
+static const VMStateDescription vmstate_ics = {
.name = "ics",
.version_id = 1,
.minimum_version_id = 1,
- .pre_save = ics_base_pre_save,
- .post_load = ics_base_post_load,
+ .pre_save = ics_pre_save,
+ .post_load = ics_post_load,
.fields = (VMStateField[]) {
/* Sanity check */
VMSTATE_UINT32_EQUAL(nr_irqs, ICSState, NULL),
VMSTATE_STRUCT_VARRAY_POINTER_UINT32(irqs, ICSState, nr_irqs,
- vmstate_ics_base_irq,
+ vmstate_ics_irq,
ICSIRQState),
VMSTATE_END_OF_LIST()
},
};
-static Property ics_base_properties[] = {
+static Property ics_properties[] = {
DEFINE_PROP_UINT32("nr-irqs", ICSState, nr_irqs, 0),
DEFINE_PROP_END_OF_LIST(),
};
-static void ics_base_class_init(ObjectClass *klass, void *data)
+static void ics_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
dc->realize = ics_realize;
- dc->props = ics_base_properties;
+ dc->props = ics_properties;
dc->reset = ics_reset;
- dc->vmsd = &vmstate_ics_base;
+ dc->vmsd = &vmstate_ics;
}
-static const TypeInfo ics_base_info = {
- .name = TYPE_ICS_BASE,
+static const TypeInfo ics_info = {
+ .name = TYPE_ICS,
.parent = TYPE_DEVICE,
- .abstract = true,
.instance_size = sizeof(ICSState),
- .instance_init = ics_base_instance_init,
- .class_init = ics_base_class_init,
- .class_size = sizeof(ICSStateClass),
+ .instance_init = ics_instance_init,
+ .class_init = ics_class_init,
};
static const TypeInfo xics_fabric_info = {
@@ -749,8 +735,7 @@ void ics_set_irq_type(ICSState *ics, int srcno, bool lsi)
static void xics_register_types(void)
{
- type_register_static(&ics_simple_info);
- type_register_static(&ics_base_info);
+ type_register_static(&ics_info);
type_register_static(&icp_info);
type_register_static(&xics_fabric_info);
}
diff --git a/hw/ppc/pnv_psi.c b/hw/ppc/pnv_psi.c
index 8ea81e9d8e..a997f16bb4 100644
--- a/hw/ppc/pnv_psi.c
+++ b/hw/ppc/pnv_psi.c
@@ -469,7 +469,7 @@ static void pnv_psi_power8_instance_init(Object *obj)
Pnv8Psi *psi8 = PNV8_PSI(obj);
object_initialize_child(obj, "ics-psi", &psi8->ics, sizeof(psi8->ics),
- TYPE_ICS_SIMPLE, &error_abort, NULL);
+ TYPE_ICS, &error_abort, NULL);
}
static const uint8_t irq_to_xivr[] = {
diff --git a/hw/ppc/spapr_irq.c b/hw/ppc/spapr_irq.c
index ac189c5796..6c45d2a3c0 100644
--- a/hw/ppc/spapr_irq.c
+++ b/hw/ppc/spapr_irq.c
@@ -98,7 +98,7 @@ static void spapr_irq_init_xics(SpaprMachineState *spapr, int
nr_irqs,
Object *obj;
Error *local_err = NULL;
- obj = object_new(TYPE_ICS_SIMPLE);
+ obj = object_new(TYPE_ICS);
object_property_add_child(OBJECT(spapr), "ics", obj, &error_abort);
object_property_add_const_link(obj, ICS_PROP_XICS, OBJECT(spapr),
&error_fatal);
@@ -109,7 +109,7 @@ static void spapr_irq_init_xics(SpaprMachineState *spapr,
int nr_irqs,
return;
}
- spapr->ics = ICS_BASE(obj);
+ spapr->ics = ICS(obj);
xics_spapr_init(spapr);
}
diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h
index 92628e7cab..d8cf206a69 100644
--- a/include/hw/ppc/xics.h
+++ b/include/hw/ppc/xics.h
@@ -89,21 +89,8 @@ struct PnvICPState {
uint32_t links[3];
};
-#define TYPE_ICS_BASE "ics-base"
-#define ICS_BASE(obj) OBJECT_CHECK(ICSState, (obj), TYPE_ICS_BASE)
-
-/* Retain ics for sPAPR for migration from existing sPAPR guests */
-#define TYPE_ICS_SIMPLE "ics"
-#define ICS_SIMPLE(obj) OBJECT_CHECK(ICSState, (obj), TYPE_ICS_SIMPLE)
-
-#define ICS_BASE_CLASS(klass) \
- OBJECT_CLASS_CHECK(ICSStateClass, (klass), TYPE_ICS_BASE)
-#define ICS_BASE_GET_CLASS(obj) \
- OBJECT_GET_CLASS(ICSStateClass, (obj), TYPE_ICS_BASE)
-
-struct ICSStateClass {
- DeviceClass parent_class;
-};
+#define TYPE_ICS "ics"
+#define ICS(obj) OBJECT_CHECK(ICSState, (obj), TYPE_ICS)
struct ICSState {
/*< private >*/
--
2.21.0
Re: [PATCH 4/4] xics: Merge TYPE_ICS_BASE and TYPE_ICS_SIMPLE classes, Greg Kurz, 2019/09/24
Re: [PATCH 4/4] xics: Merge TYPE_ICS_BASE and TYPE_ICS_SIMPLE classes, Philippe Mathieu-Daudé, 2019/09/24
[PATCH 2/4] xics: Merge reset and realize hooks, David Gibson, 2019/09/24