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path: root/hw/s390x/virtio-ccw.c
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Diffstat (limited to 'hw/s390x/virtio-ccw.c')
-rw-r--r--hw/s390x/virtio-ccw.c156
1 files changed, 87 insertions, 69 deletions
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index ffbb9c2c89..130535cdc3 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -508,7 +508,7 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
if (!ccw.cda) {
ret = -EFAULT;
} else {
- indicators = ldq_phys(&address_space_memory, ccw.cda);
+ indicators = ldq_be_phys(&address_space_memory, ccw.cda);
dev->indicators = get_indicator(indicators, sizeof(uint64_t));
sch->curr_status.scsw.count = ccw.count - sizeof(indicators);
ret = 0;
@@ -528,7 +528,7 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
if (!ccw.cda) {
ret = -EFAULT;
} else {
- indicators = ldq_phys(&address_space_memory, ccw.cda);
+ indicators = ldq_be_phys(&address_space_memory, ccw.cda);
dev->indicators2 = get_indicator(indicators, sizeof(uint64_t));
sch->curr_status.scsw.count = ccw.count - sizeof(indicators);
ret = 0;
@@ -548,11 +548,11 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
if (!ccw.cda) {
ret = -EFAULT;
} else {
- vq_config.index = lduw_phys(&address_space_memory, ccw.cda);
+ vq_config.index = lduw_be_phys(&address_space_memory, ccw.cda);
vq_config.num_max = virtio_queue_get_num(vdev,
vq_config.index);
- stw_phys(&address_space_memory,
- ccw.cda + sizeof(vq_config.index), vq_config.num_max);
+ stw_be_phys(&address_space_memory,
+ ccw.cda + sizeof(vq_config.index), vq_config.num_max);
sch->curr_status.scsw.count = ccw.count - sizeof(vq_config);
ret = 0;
}
@@ -580,13 +580,17 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
if (!thinint) {
ret = -EFAULT;
} else {
+ uint64_t ind_bit = ldq_be_p(&thinint->ind_bit);
+
len = hw_len;
dev->summary_indicator =
- get_indicator(thinint->summary_indicator, sizeof(uint8_t));
- dev->indicators = get_indicator(thinint->device_indicator,
- thinint->ind_bit / 8 + 1);
+ get_indicator(ldq_be_p(&thinint->summary_indicator),
+ sizeof(uint8_t));
+ dev->indicators =
+ get_indicator(ldq_be_p(&thinint->device_indicator),
+ ind_bit / 8 + 1);
dev->thinint_isc = thinint->isc;
- dev->routes.adapter.ind_offset = thinint->ind_bit;
+ dev->routes.adapter.ind_offset = ind_bit;
dev->routes.adapter.summary_offset = 7;
cpu_physical_memory_unmap(thinint, hw_len, 0, hw_len);
ret = css_register_io_adapter(CSS_IO_ADAPTER_VIRTIO,
@@ -607,7 +611,8 @@ static int virtio_ccw_cb(SubchDev *sch, CCW1 ccw)
return ret;
}
-static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
+static void virtio_ccw_device_realize(VirtioCcwDevice *dev,
+ VirtIODevice *vdev, Error **errp)
{
unsigned int cssid = 0;
unsigned int ssid = 0;
@@ -616,7 +621,6 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
bool have_devno = false;
bool found = false;
SubchDev *sch;
- int ret;
int num;
DeviceState *parent = DEVICE(dev);
@@ -639,21 +643,19 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
num = sscanf(dev->bus_id, "%x.%x.%04x", &cssid, &ssid, &devno);
if (num == 3) {
if ((cssid > MAX_CSSID) || (ssid > MAX_SSID)) {
- ret = -EINVAL;
- error_report("Invalid cssid or ssid: cssid %x, ssid %x",
- cssid, ssid);
+ error_setg(errp, "Invalid cssid or ssid: cssid %x, ssid %x",
+ cssid, ssid);
goto out_err;
}
/* Enforce use of virtual cssid. */
if (cssid != VIRTUAL_CSSID) {
- ret = -EINVAL;
- error_report("cssid %x not valid for virtio devices", cssid);
+ error_setg(errp, "cssid %x not valid for virtio devices",
+ cssid);
goto out_err;
}
if (css_devno_used(cssid, ssid, devno)) {
- ret = -EEXIST;
- error_report("Device %x.%x.%04x already exists", cssid, ssid,
- devno);
+ error_setg(errp, "Device %x.%x.%04x already exists",
+ cssid, ssid, devno);
goto out_err;
}
sch->cssid = cssid;
@@ -661,8 +663,7 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
sch->devno = devno;
have_devno = true;
} else {
- ret = -EINVAL;
- error_report("Malformed devno parameter '%s'", dev->bus_id);
+ error_setg(errp, "Malformed devno parameter '%s'", dev->bus_id);
goto out_err;
}
}
@@ -678,9 +679,8 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
}
}
if (!found) {
- ret = -ENODEV;
- error_report("No free subchannel found for %x.%x.%04x", cssid, ssid,
- devno);
+ error_setg(errp, "No free subchannel found for %x.%x.%04x",
+ cssid, ssid, devno);
goto out_err;
}
trace_virtio_ccw_new_device(cssid, ssid, schid, devno,
@@ -702,8 +702,7 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
if (devno == MAX_SCHID) {
devno = 0;
} else if (devno == schid - 1) {
- ret = -ENODEV;
- error_report("No free devno found");
+ error_setg(errp, "No free devno found");
goto out_err;
} else {
devno++;
@@ -720,8 +719,7 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
}
}
if (!found) {
- ret = -ENODEV;
- error_report("Virtual channel subsystem is full!");
+ error_setg(errp, "Virtual channel subsystem is full!");
goto out_err;
}
trace_virtio_ccw_new_device(cssid, ssid, schid, devno,
@@ -748,12 +746,11 @@ static int virtio_ccw_device_init(VirtioCcwDevice *dev, VirtIODevice *vdev)
css_generate_sch_crws(sch->cssid, sch->ssid, sch->schid,
parent->hotplugged, 1);
- return 0;
+ return;
out_err:
dev->sch = NULL;
g_free(sch);
- return ret;
}
static int virtio_ccw_exit(VirtioCcwDevice *dev)
@@ -771,21 +768,24 @@ static int virtio_ccw_exit(VirtioCcwDevice *dev)
return 0;
}
-static int virtio_ccw_net_init(VirtioCcwDevice *ccw_dev)
+static void virtio_ccw_net_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
DeviceState *qdev = DEVICE(ccw_dev);
VirtIONetCcw *dev = VIRTIO_NET_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
+ Error *err = NULL;
virtio_net_set_config_size(&dev->vdev, ccw_dev->host_features[0]);
virtio_net_set_netclient_name(&dev->vdev, qdev->id,
object_get_typename(OBJECT(qdev)));
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
static void virtio_ccw_net_instance_init(Object *obj)
@@ -798,16 +798,20 @@ static void virtio_ccw_net_instance_init(Object *obj)
"bootindex", &error_abort);
}
-static int virtio_ccw_blk_init(VirtioCcwDevice *ccw_dev)
+static void virtio_ccw_blk_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIOBlkCcw *dev = VIRTIO_BLK_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
+ Error *err = NULL;
+
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
static void virtio_ccw_blk_instance_init(Object *obj)
@@ -822,11 +826,12 @@ static void virtio_ccw_blk_instance_init(Object *obj)
"bootindex", &error_abort);
}
-static int virtio_ccw_serial_init(VirtioCcwDevice *ccw_dev)
+static void virtio_ccw_serial_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtioSerialCcw *dev = VIRTIO_SERIAL_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
DeviceState *proxy = DEVICE(ccw_dev);
+ Error *err = NULL;
char *bus_name;
/*
@@ -840,11 +845,13 @@ static int virtio_ccw_serial_init(VirtioCcwDevice *ccw_dev)
}
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
@@ -856,17 +863,20 @@ static void virtio_ccw_serial_instance_init(Object *obj)
TYPE_VIRTIO_SERIAL);
}
-static int virtio_ccw_balloon_init(VirtioCcwDevice *ccw_dev)
+static void virtio_ccw_balloon_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIOBalloonCcw *dev = VIRTIO_BALLOON_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
+ Error *err = NULL;
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
static void balloon_ccw_stats_get_all(Object *obj, struct Visitor *v,
@@ -909,11 +919,12 @@ static void virtio_ccw_balloon_instance_init(Object *obj)
NULL, dev, NULL);
}
-static int virtio_ccw_scsi_init(VirtioCcwDevice *ccw_dev)
+static void virtio_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIOSCSICcw *dev = VIRTIO_SCSI_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
DeviceState *qdev = DEVICE(ccw_dev);
+ Error *err = NULL;
char *bus_name;
/*
@@ -927,11 +938,13 @@ static int virtio_ccw_scsi_init(VirtioCcwDevice *ccw_dev)
}
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
static void virtio_ccw_scsi_instance_init(Object *obj)
@@ -945,17 +958,20 @@ static void virtio_ccw_scsi_instance_init(Object *obj)
}
#ifdef CONFIG_VHOST_SCSI
-static int vhost_ccw_scsi_init(VirtioCcwDevice *ccw_dev)
+static void vhost_ccw_scsi_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VHostSCSICcw *dev = VHOST_SCSI_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
+ Error *err = NULL;
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
static void vhost_ccw_scsi_instance_init(Object *obj)
@@ -967,21 +983,24 @@ static void vhost_ccw_scsi_instance_init(Object *obj)
}
#endif
-static int virtio_ccw_rng_init(VirtioCcwDevice *ccw_dev)
+static void virtio_ccw_rng_realize(VirtioCcwDevice *ccw_dev, Error **errp)
{
VirtIORNGCcw *dev = VIRTIO_RNG_CCW(ccw_dev);
DeviceState *vdev = DEVICE(&dev->vdev);
+ Error *err = NULL;
qdev_set_parent_bus(vdev, BUS(&ccw_dev->bus));
- if (qdev_init(vdev) < 0) {
- return -1;
+ object_property_set_bool(OBJECT(vdev), true, "realized", &err);
+ if (err) {
+ error_propagate(errp, err);
+ return;
}
object_property_set_link(OBJECT(dev),
OBJECT(dev->vdev.conf.rng), "rng",
NULL);
- return virtio_ccw_device_init(ccw_dev, VIRTIO_DEVICE(vdev));
+ virtio_ccw_device_realize(ccw_dev, VIRTIO_DEVICE(vdev), errp);
}
/* DeviceState to VirtioCcwDevice. Note: used on datapath,
@@ -1391,7 +1410,7 @@ static void virtio_ccw_net_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = virtio_ccw_net_init;
+ k->realize = virtio_ccw_net_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_net_properties;
@@ -1417,7 +1436,7 @@ static void virtio_ccw_blk_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = virtio_ccw_blk_init;
+ k->realize = virtio_ccw_blk_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_blk_properties;
@@ -1443,7 +1462,7 @@ static void virtio_ccw_serial_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = virtio_ccw_serial_init;
+ k->realize = virtio_ccw_serial_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_serial_properties;
@@ -1469,7 +1488,7 @@ static void virtio_ccw_balloon_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = virtio_ccw_balloon_init;
+ k->realize = virtio_ccw_balloon_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_balloon_properties;
@@ -1496,7 +1515,7 @@ static void virtio_ccw_scsi_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = virtio_ccw_scsi_init;
+ k->realize = virtio_ccw_scsi_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_scsi_properties;
@@ -1521,7 +1540,7 @@ static void vhost_ccw_scsi_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = vhost_ccw_scsi_init;
+ k->realize = vhost_ccw_scsi_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = vhost_ccw_scsi_properties;
@@ -1558,7 +1577,7 @@ static void virtio_ccw_rng_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
VirtIOCCWDeviceClass *k = VIRTIO_CCW_DEVICE_CLASS(klass);
- k->init = virtio_ccw_rng_init;
+ k->realize = virtio_ccw_rng_realize;
k->exit = virtio_ccw_exit;
dc->reset = virtio_ccw_reset;
dc->props = virtio_ccw_rng_properties;
@@ -1572,14 +1591,13 @@ static const TypeInfo virtio_ccw_rng = {
.class_init = virtio_ccw_rng_class_init,
};
-static int virtio_ccw_busdev_init(DeviceState *dev)
+static void virtio_ccw_busdev_realize(DeviceState *dev, Error **errp)
{
VirtioCcwDevice *_dev = (VirtioCcwDevice *)dev;
VirtIOCCWDeviceClass *_info = VIRTIO_CCW_DEVICE_GET_CLASS(dev);
virtio_ccw_bus_new(&_dev->bus, sizeof(_dev->bus), _dev);
-
- return _info->init(_dev);
+ _info->realize(_dev, errp);
}
static int virtio_ccw_busdev_exit(DeviceState *dev)
@@ -1622,7 +1640,7 @@ static void virtio_ccw_device_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
dc->props = virtio_ccw_properties;
- dc->init = virtio_ccw_busdev_init;
+ dc->realize = virtio_ccw_busdev_realize;
dc->exit = virtio_ccw_busdev_exit;
dc->bus_type = TYPE_VIRTUAL_CSS_BUS;
}
generated by cgit v1.2.3 (git 2.26.2) at 2025-02-16 05:02:17 +0000