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[Qemu-devel] [PATCH 2/4] move qdev hotplug code to qdev-hotplug.c
From: |
Eduardo Habkost |
Subject: |
[Qemu-devel] [PATCH 2/4] move qdev hotplug code to qdev-hotplug.c |
Date: |
Thu, 25 Apr 2019 17:00:49 -0300 |
The qdev hotplug code is used only in softmmu mode, so move it to
a separate file so we can eventually avoid compiling it in
user-only mode.
Signed-off-by: Eduardo Habkost <address@hidden>
---
hw/core/bus.c | 11 -------
hw/core/qdev-hotplug.c | 69 ++++++++++++++++++++++++++++++++++++++++++
hw/core/qdev.c | 35 ---------------------
hw/core/Makefile.objs | 2 +-
4 files changed, 70 insertions(+), 47 deletions(-)
create mode 100644 hw/core/qdev-hotplug.c
diff --git a/hw/core/bus.c b/hw/core/bus.c
index e09843f6ab..35e042416c 100644
--- a/hw/core/bus.c
+++ b/hw/core/bus.c
@@ -22,17 +22,6 @@
#include "hw/qdev.h"
#include "qapi/error.h"
-void qbus_set_hotplug_handler(BusState *bus, Object *handler, Error **errp)
-{
- object_property_set_link(OBJECT(bus), OBJECT(handler),
- QDEV_HOTPLUG_HANDLER_PROPERTY, errp);
-}
-
-void qbus_set_bus_hotplug_handler(BusState *bus, Error **errp)
-{
- qbus_set_hotplug_handler(bus, OBJECT(bus), errp);
-}
-
int qbus_walk_children(BusState *bus,
qdev_walkerfn *pre_devfn, qbus_walkerfn *pre_busfn,
qdev_walkerfn *post_devfn, qbus_walkerfn *post_busfn,
diff --git a/hw/core/qdev-hotplug.c b/hw/core/qdev-hotplug.c
new file mode 100644
index 0000000000..8ab31043a7
--- /dev/null
+++ b/hw/core/qdev-hotplug.c
@@ -0,0 +1,69 @@
+/*
+ * qdev and qbus hotplug helpers
+ *
+ * Copyright (c) 2009 CodeSourcery
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/qdev.h"
+#include "sysemu/sysemu.h"
+#include "hw/boards.h"
+
+void qbus_set_hotplug_handler(BusState *bus, Object *handler, Error **errp)
+{
+ object_property_set_link(OBJECT(bus), OBJECT(handler),
+ QDEV_HOTPLUG_HANDLER_PROPERTY, errp);
+}
+
+void qbus_set_bus_hotplug_handler(BusState *bus, Error **errp)
+{
+ qbus_set_hotplug_handler(bus, OBJECT(bus), errp);
+}
+
+HotplugHandler *qdev_get_machine_hotplug_handler(DeviceState *dev)
+{
+ MachineState *machine;
+ MachineClass *mc;
+ Object *m_obj = qdev_get_machine();
+
+ if (object_dynamic_cast(m_obj, TYPE_MACHINE)) {
+ machine = MACHINE(m_obj);
+ mc = MACHINE_GET_CLASS(machine);
+ if (mc->get_hotplug_handler) {
+ return mc->get_hotplug_handler(machine, dev);
+ }
+ }
+
+ return NULL;
+}
+
+HotplugHandler *qdev_get_bus_hotplug_handler(DeviceState *dev)
+{
+ if (dev->parent_bus) {
+ return dev->parent_bus->hotplug_handler;
+ }
+ return NULL;
+}
+
+HotplugHandler *qdev_get_hotplug_handler(DeviceState *dev)
+{
+ HotplugHandler *hotplug_ctrl = qdev_get_machine_hotplug_handler(dev);
+
+ if (hotplug_ctrl == NULL && dev->parent_bus) {
+ hotplug_ctrl = qdev_get_bus_hotplug_handler(dev);
+ }
+ return hotplug_ctrl;
+}
diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index f73e7ded1a..3015da0ac9 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -219,41 +219,6 @@ void qdev_set_legacy_instance_id(DeviceState *dev, int
alias_id,
dev->alias_required_for_version = required_for_version;
}
-HotplugHandler *qdev_get_machine_hotplug_handler(DeviceState *dev)
-{
- MachineState *machine;
- MachineClass *mc;
- Object *m_obj = qdev_get_machine();
-
- if (object_dynamic_cast(m_obj, TYPE_MACHINE)) {
- machine = MACHINE(m_obj);
- mc = MACHINE_GET_CLASS(machine);
- if (mc->get_hotplug_handler) {
- return mc->get_hotplug_handler(machine, dev);
- }
- }
-
- return NULL;
-}
-
-HotplugHandler *qdev_get_bus_hotplug_handler(DeviceState *dev)
-{
- if (dev->parent_bus) {
- return dev->parent_bus->hotplug_handler;
- }
- return NULL;
-}
-
-HotplugHandler *qdev_get_hotplug_handler(DeviceState *dev)
-{
- HotplugHandler *hotplug_ctrl = qdev_get_machine_hotplug_handler(dev);
-
- if (hotplug_ctrl == NULL && dev->parent_bus) {
- hotplug_ctrl = qdev_get_bus_hotplug_handler(dev);
- }
- return hotplug_ctrl;
-}
-
static int qdev_reset_one(DeviceState *dev, void *opaque)
{
device_reset(dev);
diff --git a/hw/core/Makefile.objs b/hw/core/Makefile.objs
index 6789154807..9c4f953716 100644
--- a/hw/core/Makefile.objs
+++ b/hw/core/Makefile.objs
@@ -1,6 +1,6 @@
# core qdev-related obj files, also used by *-user:
common-obj-y += qdev.o qdev-properties.o
-common-obj-y += bus.o reset.o
+common-obj-y += bus.o reset.o qdev-hotplug.o
common-obj-$(CONFIG_SOFTMMU) += qdev-fw.o
common-obj-$(CONFIG_SOFTMMU) += fw-path-provider.o
# irq.o needed for qdev GPIO handling:
--
2.18.0.rc1.1.g3f1ff2140
- [Qemu-devel] [PATCH 0/4] Remove some qdev_get_machine() calls from CONFIG_USER_ONLY, Eduardo Habkost, 2019/04/25
- [Qemu-devel] [PATCH 3/4] qdev: Don't compile hotplug code in user-mode emulation, Eduardo Habkost, 2019/04/25
- [Qemu-devel] [PATCH 4/4] qdev-hotplug: Don't check type of qdev_get_machine(), Eduardo Habkost, 2019/04/25
- [Qemu-devel] [PATCH 1/4] machine: Move gpio code to hw/core/gpio.c, Eduardo Habkost, 2019/04/25
- [Qemu-devel] [PATCH 2/4] move qdev hotplug code to qdev-hotplug.c,
Eduardo Habkost <=
- Re: [Qemu-devel] [PATCH 0/4] Remove some qdev_get_machine() calls from CONFIG_USER_ONLY, no-reply, 2019/04/25
- Re: [Qemu-devel] [PATCH 0/4] Remove some qdev_get_machine() calls from CONFIG_USER_ONLY, Like Xu, 2019/04/26