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-rw-r--r--hw/qxl.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/hw/qxl.c b/hw/qxl.c
index 1d6accedf..a9cc1a3c2 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -181,6 +181,13 @@ static void qxl_spice_destroy_surface_wait(PCIQXLDevice *qxl, uint32_t id,
}
}
+#if SPICE_INTERFACE_QXL_MINOR >= 1
+static void qxl_spice_flush_surfaces_async(PCIQXLDevice *qxl)
+{
+ qxl->ssd.worker->flush_surfaces_async(qxl->ssd.worker, 0);
+}
+#endif
+
void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext,
uint32_t count)
{
@@ -1195,6 +1202,7 @@ static void ioport_write(void *opaque, uint32_t addr, uint32_t val)
case QXL_IO_DESTROY_PRIMARY_ASYNC:
case QXL_IO_DESTROY_SURFACE_ASYNC:
case QXL_IO_DESTROY_ALL_SURFACES_ASYNC:
+ case QXL_IO_FLUSH_SURFACES_ASYNC:
#if SPICE_INTERFACE_QXL_MINOR < 1
fprintf(stderr, "qxl: error: async not supported by libspice but guest driver used it\n");
return;
@@ -1322,6 +1330,30 @@ static void ioport_write(void *opaque, uint32_t addr, uint32_t val)
}
qxl_spice_destroy_surface_wait(d, val, async);
break;
+ case QXL_IO_FLUSH_RELEASE: {
+ QXLReleaseRing *ring = &d->ram->release_ring;
+ if (ring->prod - ring->cons + 1 == ring->num_items) {
+ fprintf(stderr,
+ "ERROR: no flush, full release ring [p%d,%dc]\n",
+ ring->prod, ring->cons);
+ }
+ qxl_push_free_res(d, 1 /* flush */);
+ dprint(d, 1, "QXL_IO_FLUSH_RELEASE exit (%s, s#=%d, res#=%d,%p)\n",
+ qxl_mode_to_string(d->mode), d->guest_surfaces.count,
+ d->num_free_res, d->last_release);
+ break;
+ }
+ case QXL_IO_FLUSH_SURFACES_ASYNC:
+#if SPICE_INTERFACE_QXL_MINOR >= 1
+ dprint(d, 1, "QXL_IO_FLUSH_SURFACES_ASYNC (%d) (%s, s#=%d, res#=%d)\n",
+ val, qxl_mode_to_string(d->mode), d->guest_surfaces.count,
+ d->num_free_res);
+ qxl_spice_flush_surfaces_async(d);
+#else
+ dprint(d, 1, "QXL_IO_FLUSH_SURFACES_ASYNC (%d) ignored, too old spice server\n",
+ val);
+#endif
+ break;
case QXL_IO_DESTROY_ALL_SURFACES_ASYNC:
case QXL_IO_DESTROY_ALL_SURFACES:
d->mode = QXL_MODE_UNDEFINED;