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pci/shpc: convert SHPC hotplug to use hotplug-handler API

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Split shpc_device_hotplug() into hotplug/unplug callbacks
and register them as "hotplug-handler" interface implementation of
PCI_BRIDGE_DEV device.

Replace pci_bus_hotplug() wiring with setting link on PCI BUS
"hotplug-handler" property to PCI_BRIDGE_DEV device.

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Igor Mammedov 2014-02-05 16:36:50 +01:00 • committed by Michael S. Tsirkin
parent c24d5e0b91
commit 5d268704d7
3 changed files with 94 additions and 47 deletions
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8
include/hw/pci/shpc.h
View file

@ -4,6 +4,8 @@
#include "qemu-common.h"
#include "exec/memory.h"
#include "migration/vmstate.h"
#include "qapi/error.h"
#include "hw/hotplug.h"
struct SHPCDevice {
/* Capability offset in device's config space */
@ -41,6 +43,12 @@ int shpc_init(PCIDevice *dev, PCIBus *sec_bus, MemoryRegion *bar, unsigned off);
void shpc_cleanup(PCIDevice *dev, MemoryRegion *bar);
void shpc_cap_write_config(PCIDevice *d, uint32_t addr, uint32_t val, int len);
void shpc_device_hotplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp);
void shpc_device_hot_unplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp);
extern VMStateInfo shpc_vmstate_info;
#define SHPC_VMSTATE(_field, _type) \
VMSTATE_BUFFER_UNSAFE_INFO(_field, _type, 0, shpc_vmstate_info, 0)