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[Qemu-devel] [PATCH v2 3/6] qdev: introduce reset call back for qbus lev
From: |
Isaku Yamahata |
Subject: |
[Qemu-devel] [PATCH v2 3/6] qdev: introduce reset call back for qbus level |
Date: |
Fri, 19 Nov 2010 18:56:00 +0900 |
and make it called via qbus_reset_all().
The qbus reset callback will be used by pci bus reset.
Signed-off-by: Isaku Yamahata <address@hidden>
Signed-off-by: Anthony Liguori <address@hidden>
---
hw/qdev.c | 10 +++++++++-
hw/qdev.h | 2 ++
2 files changed, 11 insertions(+), 1 deletions(-)
diff --git a/hw/qdev.c b/hw/qdev.c
index 92ccc8d..b76da07 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -314,9 +314,17 @@ BusState *sysbus_get_default(void)
return main_system_bus;
}
+static int qbus_reset_one(BusState *bus, void *opaque)
+{
+ if (bus->info->reset) {
+ return bus->info->reset(bus);
+ }
+ return 0;
+}
+
void qbus_reset_all(BusState *bus)
{
- qbus_walk_children(bus, qdev_reset_one, NULL, NULL);
+ qbus_walk_children(bus, qdev_reset_one, qbus_reset_one, NULL);
}
/* can be used as ->unplug() callback for the simple cases */
diff --git a/hw/qdev.h b/hw/qdev.h
index e5ed333..5ac084f 100644
--- a/hw/qdev.h
+++ b/hw/qdev.h
@@ -49,12 +49,14 @@ struct DeviceState {
typedef void (*bus_dev_printfn)(Monitor *mon, DeviceState *dev, int indent);
typedef char *(*bus_get_dev_path)(DeviceState *dev);
+typedef int (qbus_resetfn)(BusState *bus);
struct BusInfo {
const char *name;
size_t size;
bus_dev_printfn print_dev;
bus_get_dev_path get_dev_path;
+ qbus_resetfn *reset;
Property *props;
};
--
1.7.1.1
- [Qemu-devel] [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Isaku Yamahata, 2010/11/19
- [Qemu-devel] [PATCH v2 4/6] qdev: introduce a helper function which triggers reset from a given device, Isaku Yamahata, 2010/11/19
- [Qemu-devel] [PATCH v2 2/6] qdev: reset qdev along with qdev tree, Isaku Yamahata, 2010/11/19
- [Qemu-devel] [PATCH v2 6/6] pci bridge: implement secondary bus reset, Isaku Yamahata, 2010/11/19
- [Qemu-devel] [PATCH v2 5/6] pci: make use of qdev reset frame work to pci bus reset., Isaku Yamahata, 2010/11/19
- [Qemu-devel] [PATCH v2 1/6] qbus: add functions to walk both devices and busses, Isaku Yamahata, 2010/11/19
- [Qemu-devel] [PATCH v2 3/6] qdev: introduce reset call back for qbus level,
Isaku Yamahata <=
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Michael S. Tsirkin, 2010/11/22
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Isaku Yamahata, 2010/11/22
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Michael S. Tsirkin, 2010/11/22
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Michael S. Tsirkin, 2010/11/22
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Michael S. Tsirkin, 2010/11/23
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Isaku Yamahata, 2010/11/23
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Michael S. Tsirkin, 2010/11/24
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Isaku Yamahata, 2010/11/24
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Michael S. Tsirkin, 2010/11/24
- [Qemu-devel] Re: [PATCH v2 0/6] qdev reset refactoring and pci bus reset, Isaku Yamahata, 2010/11/24