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-rw-r--r--hw/core/irq.c8
-rw-r--r--hw/core/qdev.c70
-rw-r--r--hw/core/sysbus.c20
-rw-r--r--hw/s390x/s390-virtio-bus.c6
-rw-r--r--hw/s390x/virtio-ccw.c6
-rw-r--r--hw/scsi/virtio-scsi-dataplane.c102
-rw-r--r--hw/scsi/virtio-scsi.c31
-rw-r--r--hw/usb/hcd-uhci.c3
-rw-r--r--hw/usb/hcd-xhci.c15
-rw-r--r--hw/virtio/virtio-pci.c7
10 files changed, 198 insertions, 70 deletions
diff --git a/hw/core/irq.c b/hw/core/irq.c
index cffced040f..8a62a36d5e 100644
--- a/hw/core/irq.c
+++ b/hw/core/irq.c
@@ -140,16 +140,10 @@ void qemu_irq_intercept_in(qemu_irq *gpio_in, qemu_irq_handler handler, int n)
for (i = 0; i < n; i++) {
*old_irqs[i] = *gpio_in[i];
gpio_in[i]->handler = handler;
- gpio_in[i]->opaque = old_irqs;
+ gpio_in[i]->opaque = &old_irqs[i];
}
}
-void qemu_irq_intercept_out(qemu_irq **gpio_out, qemu_irq_handler handler, int n)
-{
- qemu_irq *old_irqs = *gpio_out;
- *gpio_out = qemu_allocate_irqs(handler, old_irqs, n);
-}
-
static const TypeInfo irq_type_info = {
.name = TYPE_IRQ,
.parent = TYPE_OBJECT,
diff --git a/hw/core/qdev.c b/hw/core/qdev.c
index 9357aba455..b3d519645a 100644
--- a/hw/core/qdev.c
+++ b/hw/core/qdev.c
@@ -404,9 +404,7 @@ void qdev_init_gpio_out_named(DeviceState *dev, qemu_irq *pins,
char *propname = g_strdup_printf("%s[*]", name ? name : "unnamed-gpio-out");
assert(gpio_list->num_in == 0 || !name);
- assert(gpio_list->num_out == 0);
- gpio_list->num_out = n;
- gpio_list->out = pins;
+ gpio_list->num_out += n;
for (i = 0; i < n; ++i) {
memset(&pins[i], 0, sizeof(*pins));
@@ -440,10 +438,44 @@ qemu_irq qdev_get_gpio_in(DeviceState *dev, int n)
void qdev_connect_gpio_out_named(DeviceState *dev, const char *name, int n,
qemu_irq pin)
{
- NamedGPIOList *gpio_list = qdev_get_named_gpio_list(dev, name);
+ char *propname = g_strdup_printf("%s[%d]",
+ name ? name : "unnamed-gpio-out", n);
+ if (pin) {
+ /* We need a name for object_property_set_link to work. If the
+ * object has a parent, object_property_add_child will come back
+ * with an error without doing anything. If it has none, it will
+ * never fail. So we can just call it with a NULL Error pointer.
+ */
+ object_property_add_child(qdev_get_machine(), "non-qdev-gpio[*]",
+ OBJECT(pin), NULL);
+ }
+ object_property_set_link(OBJECT(dev), OBJECT(pin), propname, &error_abort);
+ g_free(propname);
+}
+
+/* disconnect a GPIO ouput, returning the disconnected input (if any) */
+
+static qemu_irq qdev_disconnect_gpio_out_named(DeviceState *dev,
+ const char *name, int n)
+{
+ char *propname = g_strdup_printf("%s[%d]",
+ name ? name : "unnamed-gpio-out", n);
+
+ qemu_irq ret = (qemu_irq)object_property_get_link(OBJECT(dev), propname,
+ NULL);
+ if (ret) {
+ object_property_set_link(OBJECT(dev), NULL, propname, NULL);
+ }
+ g_free(propname);
+ return ret;
+}
- assert(n >= 0 && n < gpio_list->num_out);
- gpio_list->out[n] = pin;
+qemu_irq qdev_intercept_gpio_out(DeviceState *dev, qemu_irq icpt,
+ const char *name, int n)
+{
+ qemu_irq disconnected = qdev_disconnect_gpio_out_named(dev, name, n);
+ qdev_connect_gpio_out_named(dev, name, n, icpt);
+ return disconnected;
}
void qdev_connect_gpio_out(DeviceState * dev, int n, qemu_irq pin)
@@ -451,6 +483,32 @@ void qdev_connect_gpio_out(DeviceState * dev, int n, qemu_irq pin)
qdev_connect_gpio_out_named(dev, NULL, n, pin);
}
+void qdev_pass_gpios(DeviceState *dev, DeviceState *container,
+ const char *name)
+{
+ int i;
+ NamedGPIOList *ngl = qdev_get_named_gpio_list(dev, name);
+
+ for (i = 0; i < ngl->num_in; i++) {
+ const char *nm = ngl->name ? ngl->name : "unnamed-gpio-in";
+ char *propname = g_strdup_printf("%s[%d]", nm, i);
+
+ object_property_add_alias(OBJECT(container), propname,
+ OBJECT(dev), propname,
+ &error_abort);
+ }
+ for (i = 0; i < ngl->num_out; i++) {
+ const char *nm = ngl->name ? ngl->name : "unnamed-gpio-out";
+ char *propname = g_strdup_printf("%s[%d]", nm, i);
+
+ object_property_add_alias(OBJECT(container), propname,
+ OBJECT(dev), propname,
+ &error_abort);
+ }
+ QLIST_REMOVE(ngl, node);
+ QLIST_INSERT_HEAD(&container->gpios, ngl, node);
+}
+
BusState *qdev_get_child_bus(DeviceState *dev, const char *name)
{
BusState *bus;
diff --git a/hw/core/sysbus.c b/hw/core/sysbus.c
index 414e2a1921..e55c3c1d6d 100644
--- a/hw/core/sysbus.c
+++ b/hw/core/sysbus.c
@@ -41,11 +41,7 @@ static const TypeInfo system_bus_info = {
void sysbus_connect_irq(SysBusDevice *dev, int n, qemu_irq irq)
{
- assert(n >= 0 && n < dev->num_irq);
- dev->irqs[n] = NULL;
- if (dev->irqp[n]) {
- *dev->irqp[n] = irq;
- }
+ qdev_connect_gpio_out_named(DEVICE(dev), SYSBUS_DEVICE_GPIO_IRQ, n, irq);
}
static void sysbus_mmio_map_common(SysBusDevice *dev, int n, hwaddr addr,
@@ -89,22 +85,13 @@ void sysbus_mmio_map_overlap(SysBusDevice *dev, int n, hwaddr addr,
/* Request an IRQ source. The actual IRQ object may be populated later. */
void sysbus_init_irq(SysBusDevice *dev, qemu_irq *p)
{
- int n;
-
- assert(dev->num_irq < QDEV_MAX_IRQ);
- n = dev->num_irq++;
- dev->irqp[n] = p;
+ qdev_init_gpio_out_named(DEVICE(dev), p, SYSBUS_DEVICE_GPIO_IRQ, 1);
}
/* Pass IRQs from a target device. */
void sysbus_pass_irq(SysBusDevice *dev, SysBusDevice *target)
{
- int i;
- assert(dev->num_irq == 0);
- dev->num_irq = target->num_irq;
- for (i = 0; i < dev->num_irq; i++) {
- dev->irqp[i] = target->irqp[i];
- }
+ qdev_pass_gpios(DEVICE(target), DEVICE(dev), SYSBUS_DEVICE_GPIO_IRQ);
}
void sysbus_init_mmio(SysBusDevice *dev, MemoryRegion *memory)
@@ -210,7 +197,6 @@ static void sysbus_dev_print(Monitor *mon, DeviceState *dev, int indent)
hwaddr size;
int i;
- monitor_printf(mon, "%*sirq %d\n", indent, "", s->num_irq);
for (i = 0; i < s->num_mmio; i++) {
size = memory_region_size(s->mmio[i].memory);
monitor_printf(mon, "%*smmio " TARGET_FMT_plx "/" TARGET_FMT_plx "\n",
diff --git a/hw/s390x/s390-virtio-bus.c b/hw/s390x/s390-virtio-bus.c
index 2059874ae3..39dc2011b9 100644
--- a/hw/s390x/s390-virtio-bus.c
+++ b/hw/s390x/s390-virtio-bus.c
@@ -311,10 +311,8 @@ static void s390_virtio_rng_instance_init(Object *obj)
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_RNG);
- object_property_add_link(obj, "rng", TYPE_RNG_BACKEND,
- (Object **)&dev->vdev.conf.rng,
- qdev_prop_allow_set_link_before_realize,
- OBJ_PROP_LINK_UNREF_ON_RELEASE, NULL);
+ object_property_add_alias(obj, "rng", OBJECT(&dev->vdev),
+ "rng", &error_abort);
}
static uint64_t s390_virtio_device_vq_token(VirtIOS390Device *dev, int vq)
diff --git a/hw/s390x/virtio-ccw.c b/hw/s390x/virtio-ccw.c
index 1c0d91321a..ea236c9b01 100644
--- a/hw/s390x/virtio-ccw.c
+++ b/hw/s390x/virtio-ccw.c
@@ -1544,10 +1544,8 @@ static void virtio_ccw_rng_instance_init(Object *obj)
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_RNG);
- object_property_add_link(obj, "rng", TYPE_RNG_BACKEND,
- (Object **)&dev->vdev.conf.rng,
- qdev_prop_allow_set_link_before_realize,
- OBJ_PROP_LINK_UNREF_ON_RELEASE, NULL);
+ object_property_add_alias(obj, "rng", OBJECT(&dev->vdev),
+ "rng", &error_abort);
}
static Property virtio_ccw_rng_properties[] = {
diff --git a/hw/scsi/virtio-scsi-dataplane.c b/hw/scsi/virtio-scsi-dataplane.c
index 48dcfd2852..3097d544b4 100644
--- a/hw/scsi/virtio-scsi-dataplane.c
+++ b/hw/scsi/virtio-scsi-dataplane.c
@@ -46,11 +46,15 @@ static VirtIOSCSIVring *virtio_scsi_vring_init(VirtIOSCSI *s,
BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(s)));
VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(qbus);
VirtIOSCSIVring *r = g_slice_new(VirtIOSCSIVring);
+ int rc;
/* Set up virtqueue notify */
- if (k->set_host_notifier(qbus->parent, n, true) != 0) {
- fprintf(stderr, "virtio-scsi: Failed to set host notifier\n");
- exit(1);
+ rc = k->set_host_notifier(qbus->parent, n, true);
+ if (rc != 0) {
+ fprintf(stderr, "virtio-scsi: Failed to set host notifier (%d)\n",
+ rc);
+ s->dataplane_fenced = true;
+ return NULL;
}
r->host_notifier = *virtio_queue_get_host_notifier(vq);
r->guest_notifier = *virtio_queue_get_guest_notifier(vq);
@@ -60,9 +64,15 @@ static VirtIOSCSIVring *virtio_scsi_vring_init(VirtIOSCSI *s,
if (!vring_setup(&r->vring, VIRTIO_DEVICE(s), n)) {
fprintf(stderr, "virtio-scsi: VRing setup failed\n");
- exit(1);
+ goto fail_vring;
}
return r;
+
+fail_vring:
+ aio_set_event_notifier(s->ctx, &r->host_notifier, NULL);
+ k->set_host_notifier(qbus->parent, n, false);
+ g_slice_free(VirtIOSCSIVring, r);
+ return NULL;
}
VirtIOSCSIReq *virtio_scsi_pop_req_vring(VirtIOSCSI *s,
@@ -138,6 +148,46 @@ static void virtio_scsi_iothread_handle_cmd(EventNotifier *notifier)
}
}
+/* assumes s->ctx held */
+static void virtio_scsi_clear_aio(VirtIOSCSI *s)
+{
+ VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(s);
+ int i;
+
+ if (s->ctrl_vring) {
+ aio_set_event_notifier(s->ctx, &s->ctrl_vring->host_notifier, NULL);
+ }
+ if (s->event_vring) {
+ aio_set_event_notifier(s->ctx, &s->event_vring->host_notifier, NULL);
+ }
+ if (s->cmd_vrings) {
+ for (i = 0; i < vs->conf.num_queues && s->cmd_vrings[i]; i++) {
+ aio_set_event_notifier(s->ctx, &s->cmd_vrings[i]->host_notifier, NULL);
+ }
+ }
+}
+
+static void virtio_scsi_vring_teardown(VirtIOSCSI *s)
+{
+ VirtIODevice *vdev = VIRTIO_DEVICE(s);
+ VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(s);
+ int i;
+
+ if (s->ctrl_vring) {
+ vring_teardown(&s->ctrl_vring->vring, vdev, 0);
+ }
+ if (s->event_vring) {
+ vring_teardown(&s->event_vring->vring, vdev, 1);
+ }
+ if (s->cmd_vrings) {
+ for (i = 0; i < vs->conf.num_queues && s->cmd_vrings[i]; i++) {
+ vring_teardown(&s->cmd_vrings[i]->vring, vdev, 2 + i);
+ }
+ free(s->cmd_vrings);
+ s->cmd_vrings = NULL;
+ }
+}
+
/* Context: QEMU global mutex held */
void virtio_scsi_dataplane_start(VirtIOSCSI *s)
{
@@ -149,38 +199,62 @@ void virtio_scsi_dataplane_start(VirtIOSCSI *s)
if (s->dataplane_started ||
s->dataplane_starting ||
+ s->dataplane_fenced ||
s->ctx != iothread_get_aio_context(vs->conf.iothread)) {
return;
}
s->dataplane_starting = true;
+ assert(!s->blocker);
+ error_setg(&s->blocker, "block device is in use by data plane");
/* Set up guest notifier (irq) */
rc = k->set_guest_notifiers(qbus->parent, vs->conf.num_queues + 2, true);
if (rc != 0) {
- fprintf(stderr, "virtio-scsi: Failed to set guest notifiers, "
- "ensure -enable-kvm is set\n");
- exit(1);
+ fprintf(stderr, "virtio-scsi: Failed to set guest notifiers (%d), "
+ "ensure -enable-kvm is set\n", rc);
+ s->dataplane_fenced = true;
+ goto fail_guest_notifiers;
}
aio_context_acquire(s->ctx);
s->ctrl_vring = virtio_scsi_vring_init(s, vs->ctrl_vq,
virtio_scsi_iothread_handle_ctrl,
0);
+ if (!s->ctrl_vring) {
+ goto fail_vrings;
+ }
s->event_vring = virtio_scsi_vring_init(s, vs->event_vq,
virtio_scsi_iothread_handle_event,
1);
+ if (!s->event_vring) {
+ goto fail_vrings;
+ }
s->cmd_vrings = g_malloc0(sizeof(VirtIOSCSIVring) * vs->conf.num_queues);
for (i = 0; i < vs->conf.num_queues; i++) {
s->cmd_vrings[i] =
virtio_scsi_vring_init(s, vs->cmd_vqs[i],
virtio_scsi_iothread_handle_cmd,
i + 2);
+ if (!s->cmd_vrings[i]) {
+ goto fail_vrings;
+ }
}
aio_context_release(s->ctx);
s->dataplane_starting = false;
s->dataplane_started = true;
+
+fail_vrings:
+ virtio_scsi_clear_aio(s);
+ aio_context_release(s->ctx);
+ virtio_scsi_vring_teardown(s);
+ for (i = 0; i < vs->conf.num_queues + 2; i++) {
+ k->set_host_notifier(qbus->parent, i, false);
+ }
+ k->set_guest_notifiers(qbus->parent, vs->conf.num_queues + 2, false);
+fail_guest_notifiers:
+ s->dataplane_starting = false;
}
/* Context: QEMU global mutex held */
@@ -188,13 +262,19 @@ void virtio_scsi_dataplane_stop(VirtIOSCSI *s)
{
BusState *qbus = BUS(qdev_get_parent_bus(DEVICE(s)));
VirtioBusClass *k = VIRTIO_BUS_GET_CLASS(qbus);
- VirtIODevice *vdev = VIRTIO_DEVICE(s);
VirtIOSCSICommon *vs = VIRTIO_SCSI_COMMON(s);
int i;
+ /* Better luck next time. */
+ if (s->dataplane_fenced) {
+ s->dataplane_fenced = false;
+ return;
+ }
if (!s->dataplane_started || s->dataplane_stopping) {
return;
}
+ error_free(s->blocker);
+ s->blocker = NULL;
s->dataplane_stopping = true;
assert(s->ctx == iothread_get_aio_context(vs->conf.iothread));
@@ -213,11 +293,7 @@ void virtio_scsi_dataplane_stop(VirtIOSCSI *s)
/* Sync vring state back to virtqueue so that non-dataplane request
* processing can continue when we disable the host notifier below.
*/
- vring_teardown(&s->ctrl_vring->vring, vdev, 0);
- vring_teardown(&s->event_vring->vring, vdev, 1);
- for (i = 0; i < vs->conf.num_queues; i++) {
- vring_teardown(&s->cmd_vrings[i]->vring, vdev, 2 + i);
- }
+ virtio_scsi_vring_teardown(s);
for (i = 0; i < vs->conf.num_queues + 2; i++) {
k->set_host_notifier(qbus->parent, i, false);
diff --git a/hw/scsi/virtio-scsi.c b/hw/scsi/virtio-scsi.c
index a1725b8f48..7d40eccb0c 100644
--- a/hw/scsi/virtio-scsi.c
+++ b/hw/scsi/virtio-scsi.c
@@ -369,7 +369,7 @@ fail:
void virtio_scsi_handle_ctrl_req(VirtIOSCSI *s, VirtIOSCSIReq *req)
{
VirtIODevice *vdev = (VirtIODevice *)s;
- int type;
+ uint32_t type;
int r = 0;
if (iov_to_buf(req->elem.out_sg, req->elem.out_num, 0,
@@ -378,8 +378,8 @@ void virtio_scsi_handle_ctrl_req(VirtIOSCSI *s, VirtIOSCSIReq *req)
return;
}
- virtio_tswap32s(vdev, &req->req.tmf.type);
- if (req->req.tmf.type == VIRTIO_SCSI_T_TMF) {
+ virtio_tswap32s(vdev, &type);
+ if (type == VIRTIO_SCSI_T_TMF) {
if (virtio_scsi_parse_req(req, sizeof(VirtIOSCSICtrlTMFReq),
sizeof(VirtIOSCSICtrlTMFResp)) < 0) {
virtio_scsi_bad_req();
@@ -387,8 +387,8 @@ void virtio_scsi_handle_ctrl_req(VirtIOSCSI *s, VirtIOSCSIReq *req)
r = virtio_scsi_do_tmf(s, req);
}
- } else if (req->req.tmf.type == VIRTIO_SCSI_T_AN_QUERY ||
- req->req.tmf.type == VIRTIO_SCSI_T_AN_SUBSCRIBE) {
+ } else if (type == VIRTIO_SCSI_T_AN_QUERY ||
+ type == VIRTIO_SCSI_T_AN_SUBSCRIBE) {
if (virtio_scsi_parse_req(req, sizeof(VirtIOSCSICtrlANReq),
sizeof(VirtIOSCSICtrlANResp)) < 0) {
virtio_scsi_bad_req();
@@ -448,7 +448,7 @@ static void virtio_scsi_command_complete(SCSIRequest *r, uint32_t status,
sense_len = scsi_req_get_sense(r, sense, sizeof(sense));
sense_len = MIN(sense_len, req->resp_iov.size - sizeof(req->resp.cmd));
qemu_iovec_from_buf(&req->resp_iov, sizeof(req->resp.cmd),
- &req->resp, sense_len);
+ sense, sense_len);
req->resp.cmd.sense_len = virtio_tswap32(vdev, sense_len);
}
virtio_scsi_complete_cmd_req(req);
@@ -742,9 +742,18 @@ static void virtio_scsi_hotplug(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp)
{
VirtIODevice *vdev = VIRTIO_DEVICE(hotplug_dev);
+ VirtIOSCSI *s = VIRTIO_SCSI(vdev);
+ SCSIDevice *sd = SCSI_DEVICE(dev);
+
+ if (s->ctx && !s->dataplane_disabled) {
+ if (blk_op_is_blocked(sd->conf.blk, BLOCK_OP_TYPE_DATAPLANE, errp)) {
+ return;
+ }
+ blk_op_block_all(sd->conf.blk, s->blocker);
+ }
if ((vdev->guest_features >> VIRTIO_SCSI_F_HOTPLUG) & 1) {
- virtio_scsi_push_event(VIRTIO_SCSI(hotplug_dev), SCSI_DEVICE(dev),
+ virtio_scsi_push_event(s, sd,
VIRTIO_SCSI_T_TRANSPORT_RESET,
VIRTIO_SCSI_EVT_RESET_RESCAN);
}
@@ -754,12 +763,18 @@ static void virtio_scsi_hotunplug(HotplugHandler *hotplug_dev, DeviceState *dev,
Error **errp)
{
VirtIODevice *vdev = VIRTIO_DEVICE(hotplug_dev);
+ VirtIOSCSI *s = VIRTIO_SCSI(vdev);
+ SCSIDevice *sd = SCSI_DEVICE(dev);
if ((vdev->guest_features >> VIRTIO_SCSI_F_HOTPLUG) & 1) {
- virtio_scsi_push_event(VIRTIO_SCSI(hotplug_dev), SCSI_DEVICE(dev),
+ virtio_scsi_push_event(s, sd,
VIRTIO_SCSI_T_TRANSPORT_RESET,
VIRTIO_SCSI_EVT_RESET_REMOVED);
}
+
+ if (s->ctx) {
+ blk_op_unblock_all(sd->conf.blk, s->blocker);
+ }
qdev_simple_device_unplug_cb(hotplug_dev, dev, errp);
}
diff --git a/hw/usb/hcd-uhci.c b/hw/usb/hcd-uhci.c
index 5b88f3070f..4a4215d332 100644
--- a/hw/usb/hcd-uhci.c
+++ b/hw/usb/hcd-uhci.c
@@ -35,9 +35,6 @@
#include "trace.h"
#include "qemu/main-loop.h"
-//#define DEBUG
-//#define DEBUG_DUMP_DATA
-
#define FRAME_TIMER_FREQ 1000
#define FRAME_MAX_LOOPS 256
diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index a27c9d37fa..2930b72c1d 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -459,6 +459,7 @@ struct XHCIState {
uint32_t numintrs;
uint32_t numslots;
uint32_t flags;
+ uint32_t max_pstreams_mask;
/* Operational Registers */
uint32_t usbcmd;
@@ -500,6 +501,7 @@ enum xhci_flags {
XHCI_FLAG_USE_MSI_X,
XHCI_FLAG_SS_FIRST,
XHCI_FLAG_FORCE_PCIE_ENDCAP,
+ XHCI_FLAG_ENABLE_STREAMS,
};
static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
@@ -1384,7 +1386,7 @@ static void xhci_init_epctx(XHCIEPContext *epctx,
epctx->pctx = pctx;
epctx->max_psize = ctx[1]>>16;
epctx->max_psize *= 1+((ctx[1]>>8)&0xff);
- epctx->max_pstreams = (ctx[0] >> 10) & 0xf;
+ epctx->max_pstreams = (ctx[0] >> 10) & epctx->xhci->max_pstreams_mask;
epctx->lsa = (ctx[0] >> 15) & 1;
if (epctx->max_pstreams) {
xhci_alloc_streams(epctx, dequeue);
@@ -2956,9 +2958,9 @@ static uint64_t xhci_cap_read(void *ptr, hwaddr reg, unsigned size)
break;
case 0x10: /* HCCPARAMS */
if (sizeof(dma_addr_t) == 4) {
- ret = 0x00087000;
+ ret = 0x00080000 | (xhci->max_pstreams_mask << 12);
} else {
- ret = 0x00087001;
+ ret = 0x00080001 | (xhci->max_pstreams_mask << 12);
}
break;
case 0x14: /* DBOFF */
@@ -3590,6 +3592,11 @@ static int usb_xhci_initfn(struct PCIDevice *dev)
if (xhci->numslots < 1) {
xhci->numslots = 1;
}
+ if (xhci_get_flag(xhci, XHCI_FLAG_ENABLE_STREAMS)) {
+ xhci->max_pstreams_mask = 7; /* == 256 primary streams */
+ } else {
+ xhci->max_pstreams_mask = 0;
+ }
xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci);
@@ -3853,6 +3860,8 @@ static Property xhci_properties[] = {
XHCIState, flags, XHCI_FLAG_SS_FIRST, true),
DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags,
XHCI_FLAG_FORCE_PCIE_ENDCAP, false),
+ DEFINE_PROP_BIT("streams", XHCIState, flags,
+ XHCI_FLAG_ENABLE_STREAMS, true),
DEFINE_PROP_UINT32("intrs", XHCIState, numintrs, MAXINTRS),
DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS),
DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4),
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index 542fb9e279..e490adeb80 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1525,11 +1525,8 @@ static void virtio_rng_initfn(Object *obj)
virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
TYPE_VIRTIO_RNG);
- object_property_add_link(obj, "rng", TYPE_RNG_BACKEND,
- (Object **)&dev->vdev.conf.rng,
- qdev_prop_allow_set_link_before_realize,
- OBJ_PROP_LINK_UNREF_ON_RELEASE, NULL);
-
+ object_property_add_alias(obj, "rng", OBJECT(&dev->vdev), "rng",
+ &error_abort);
}
static const TypeInfo virtio_rng_pci_info = {
generated by cgit v1.2.1 (git 2.18.0) at 2024-07-13 10:56:13 +0000