qemu-e2k/hw/virtio/virtio-pmem-pci.c

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/*
* Virtio PMEM PCI device
*
* Copyright (C) 2018-2019 Red Hat, Inc.
*
* Authors:
* Pankaj Gupta <pagupta@redhat.com>
* David Hildenbrand <david@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2.
* See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "virtio-pmem-pci.h"
#include "hw/mem/memory-device.h"
#include "qapi/error.h"
static void virtio_pmem_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
{
VirtIOPMEMPCI *pmem_pci = VIRTIO_PMEM_PCI(vpci_dev);
DeviceState *vdev = DEVICE(&pmem_pci->vdev);
virtio_pci_force_virtio_1(vpci_dev);
qdev_realize(vdev, BUS(&vpci_dev->bus), errp);
}
static void virtio_pmem_pci_set_addr(MemoryDeviceState *md, uint64_t addr,
Error **errp)
{
qom: Put name parameter before value / visitor parameter The object_property_set_FOO() setters take property name and value in an unusual order: void object_property_set_FOO(Object *obj, FOO_TYPE value, const char *name, Error **errp) Having to pass value before name feels grating. Swap them. Same for object_property_set(), object_property_get(), and object_property_parse(). Convert callers with this Coccinelle script: @@ identifier fun = { object_property_get, object_property_parse, object_property_set_str, object_property_set_link, object_property_set_bool, object_property_set_int, object_property_set_uint, object_property_set, object_property_set_qobject }; expression obj, v, name, errp; @@ - fun(obj, v, name, errp) + fun(obj, name, v, errp) Chokes on hw/arm/musicpal.c's lcd_refresh() with the unhelpful error message "no position information". Convert that one manually. Fails to convert hw/arm/armsse.c, because Coccinelle gets confused by ARMSSE being used both as typedef and function-like macro there. Convert manually. Fails to convert hw/rx/rx-gdbsim.c, because Coccinelle gets confused by RXCPU being used both as typedef and function-like macro there. Convert manually. The other files using RXCPU that way don't need conversion. Signed-off-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Message-Id: <20200707160613.848843-27-armbru@redhat.com> [Straightforwad conflict with commit 2336172d9b "audio: set default value for pcspk.iobase property" resolved]
2020-07-07 18:05:54 +02:00
object_property_set_uint(OBJECT(md), VIRTIO_PMEM_ADDR_PROP, addr, errp);
}
static uint64_t virtio_pmem_pci_get_addr(const MemoryDeviceState *md)
{
return object_property_get_uint(OBJECT(md), VIRTIO_PMEM_ADDR_PROP,
&error_abort);
}
static MemoryRegion *virtio_pmem_pci_get_memory_region(MemoryDeviceState *md,
Error **errp)
{
VirtIOPMEMPCI *pci_pmem = VIRTIO_PMEM_PCI(md);
VirtIOPMEM *pmem = VIRTIO_PMEM(&pci_pmem->vdev);
VirtIOPMEMClass *vpc = VIRTIO_PMEM_GET_CLASS(pmem);
return vpc->get_memory_region(pmem, errp);
}
static uint64_t virtio_pmem_pci_get_plugged_size(const MemoryDeviceState *md,
Error **errp)
{
VirtIOPMEMPCI *pci_pmem = VIRTIO_PMEM_PCI(md);
VirtIOPMEM *pmem = VIRTIO_PMEM(&pci_pmem->vdev);
VirtIOPMEMClass *vpc = VIRTIO_PMEM_GET_CLASS(pmem);
MemoryRegion *mr = vpc->get_memory_region(pmem, errp);
/* the plugged size corresponds to the region size */
return mr ? memory_region_size(mr) : 0;
}
static void virtio_pmem_pci_fill_device_info(const MemoryDeviceState *md,
MemoryDeviceInfo *info)
{
VirtioPMEMDeviceInfo *vi = g_new0(VirtioPMEMDeviceInfo, 1);
VirtIOPMEMPCI *pci_pmem = VIRTIO_PMEM_PCI(md);
VirtIOPMEM *pmem = VIRTIO_PMEM(&pci_pmem->vdev);
VirtIOPMEMClass *vpc = VIRTIO_PMEM_GET_CLASS(pmem);
DeviceState *dev = DEVICE(md);
if (dev->id) {
vi->has_id = true;
vi->id = g_strdup(dev->id);
}
/* let the real device handle everything else */
vpc->fill_device_info(pmem, vi);
info->u.virtio_pmem.data = vi;
info->type = MEMORY_DEVICE_INFO_KIND_VIRTIO_PMEM;
}
static void virtio_pmem_pci_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
MemoryDeviceClass *mdc = MEMORY_DEVICE_CLASS(klass);
k->realize = virtio_pmem_pci_realize;
set_bit(DEVICE_CATEGORY_MISC, dc->categories);
pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_PMEM;
pcidev_k->revision = VIRTIO_PCI_ABI_VERSION;
pcidev_k->class_id = PCI_CLASS_OTHERS;
mdc->get_addr = virtio_pmem_pci_get_addr;
mdc->set_addr = virtio_pmem_pci_set_addr;
mdc->get_plugged_size = virtio_pmem_pci_get_plugged_size;
mdc->get_memory_region = virtio_pmem_pci_get_memory_region;
mdc->fill_device_info = virtio_pmem_pci_fill_device_info;
}
static void virtio_pmem_pci_instance_init(Object *obj)
{
VirtIOPMEMPCI *dev = VIRTIO_PMEM_PCI(obj);
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_PMEM);
}
static const VirtioPCIDeviceTypeInfo virtio_pmem_pci_info = {
.base_name = TYPE_VIRTIO_PMEM_PCI,
.generic_name = "virtio-pmem-pci",
.instance_size = sizeof(VirtIOPMEMPCI),
.instance_init = virtio_pmem_pci_instance_init,
.class_init = virtio_pmem_pci_class_init,
.interfaces = (InterfaceInfo[]) {
{ TYPE_MEMORY_DEVICE },
{ }
},
};
static void virtio_pmem_pci_register_types(void)
{
virtio_pci_types_register(&virtio_pmem_pci_info);
}
type_init(virtio_pmem_pci_register_types)