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https://gitlab.com/qemu-project/qemu
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spice: make number of surfaces runtime-configurable.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann
parent
2e0e3c399a
commit
ddd8fdc78e
31
hw/qxl.c
31
hw/qxl.c
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@ -236,7 +236,8 @@ static void qxl_spice_destroy_surfaces_complete(PCIQXLDevice *qxl)
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{
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trace_qxl_spice_destroy_surfaces_complete(qxl->id);
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qemu_mutex_lock(&qxl->track_lock);
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memset(&qxl->guest_surfaces.cmds, 0, sizeof(qxl->guest_surfaces.cmds));
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memset(qxl->guest_surfaces.cmds, 0,
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sizeof(qxl->guest_surfaces.cmds) * qxl->ssd.num_surfaces);
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qxl->guest_surfaces.count = 0;
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qemu_mutex_unlock(&qxl->track_lock);
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}
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@ -345,7 +346,7 @@ static void init_qxl_rom(PCIQXLDevice *d)
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rom->slot_id_bits = MEMSLOT_SLOT_BITS;
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rom->slots_start = 1;
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rom->slots_end = NUM_MEMSLOTS - 1;
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rom->n_surfaces = cpu_to_le32(NUM_SURFACES);
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rom->n_surfaces = cpu_to_le32(d->ssd.num_surfaces);
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for (i = 0, n = 0; i < ARRAY_SIZE(qxl_modes); i++) {
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fb = qxl_modes[i].y_res * qxl_modes[i].stride;
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@ -449,9 +450,9 @@ static int qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext)
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}
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uint32_t id = le32_to_cpu(cmd->surface_id);
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if (id >= NUM_SURFACES) {
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if (id >= qxl->ssd.num_surfaces) {
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qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE id %d >= %d", id,
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NUM_SURFACES);
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qxl->ssd.num_surfaces);
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return 1;
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}
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qemu_mutex_lock(&qxl->track_lock);
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@ -527,7 +528,7 @@ static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info)
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info->num_memslots_groups = NUM_MEMSLOTS_GROUPS;
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info->internal_groupslot_id = 0;
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info->qxl_ram_size = le32_to_cpu(qxl->shadow_rom.num_pages) << TARGET_PAGE_BITS;
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info->n_surfaces = NUM_SURFACES;
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info->n_surfaces = qxl->ssd.num_surfaces;
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}
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static const char *qxl_mode_to_string(int mode)
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@ -1436,7 +1437,7 @@ async_common:
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QXLCookie *cookie = NULL;
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QXLRect update = d->ram->update_area;
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if (d->ram->update_surface > NUM_SURFACES) {
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if (d->ram->update_surface > d->ssd.num_surfaces) {
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qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: invalid surface id %d\n",
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d->ram->update_surface);
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return;
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@ -1529,7 +1530,7 @@ async_common:
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}
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break;
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case QXL_IO_DESTROY_SURFACE_WAIT:
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if (val >= NUM_SURFACES) {
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if (val >= d->ssd.num_surfaces) {
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qxl_set_guest_bug(d, "QXL_IO_DESTROY_SURFACE (async=%d):"
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"%" PRIu64 " >= NUM_SURFACES", async, val);
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goto cancel_async;
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@ -1707,7 +1708,7 @@ static void qxl_dirty_surfaces(PCIQXLDevice *qxl)
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vram_start = (intptr_t)memory_region_get_ram_ptr(&qxl->vram_bar);
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/* dirty the off-screen surfaces */
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for (i = 0; i < NUM_SURFACES; i++) {
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for (i = 0; i < qxl->ssd.num_surfaces; i++) {
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QXLSurfaceCmd *cmd;
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intptr_t surface_offset;
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int surface_size;
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@ -1835,7 +1836,6 @@ static int qxl_init_common(PCIQXLDevice *qxl)
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qxl->mode = QXL_MODE_UNDEFINED;
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qxl->generation = 1;
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qxl->num_memslots = NUM_MEMSLOTS;
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qxl->num_surfaces = NUM_SURFACES;
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qemu_mutex_init(&qxl->track_lock);
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qemu_mutex_init(&qxl->async_lock);
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qxl->current_async = QXL_UNDEFINED_IO;
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@ -1877,6 +1877,7 @@ static int qxl_init_common(PCIQXLDevice *qxl)
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init_qxl_rom(qxl);
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init_qxl_ram(qxl);
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qxl->guest_surfaces.cmds = g_new0(QXLPHYSICAL, qxl->ssd.num_surfaces);
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memory_region_init_ram(&qxl->vram_bar, "qxl.vram", qxl->vram_size);
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vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev);
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memory_region_init_alias(&qxl->vram32_bar, "qxl.vram32", &qxl->vram_bar,
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@ -2042,8 +2043,8 @@ static int qxl_post_load(void *opaque, int version)
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qxl_create_guest_primary(d, 1, QXL_SYNC);
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/* replay surface-create and cursor-set commands */
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cmds = g_malloc0(sizeof(QXLCommandExt) * (NUM_SURFACES + 1));
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for (in = 0, out = 0; in < NUM_SURFACES; in++) {
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cmds = g_malloc0(sizeof(QXLCommandExt) * (d->ssd.num_surfaces + 1));
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for (in = 0, out = 0; in < d->ssd.num_surfaces; in++) {
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if (d->guest_surfaces.cmds[in] == 0) {
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continue;
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}
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@ -2143,9 +2144,10 @@ static VMStateDescription qxl_vmstate = {
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qxl_memslot, struct guest_slots),
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VMSTATE_STRUCT(guest_primary.surface, PCIQXLDevice, 0,
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qxl_surface, QXLSurfaceCreate),
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VMSTATE_INT32_EQUAL(num_surfaces, PCIQXLDevice),
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VMSTATE_ARRAY(guest_surfaces.cmds, PCIQXLDevice, NUM_SURFACES, 0,
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vmstate_info_uint64, uint64_t),
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VMSTATE_INT32_EQUAL(ssd.num_surfaces, PCIQXLDevice),
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VMSTATE_VARRAY_INT32(guest_surfaces.cmds, PCIQXLDevice,
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ssd.num_surfaces, 0,
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vmstate_info_uint64, uint64_t),
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VMSTATE_UINT64(guest_cursor, PCIQXLDevice),
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VMSTATE_END_OF_LIST()
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},
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@ -2173,6 +2175,7 @@ static Property qxl_properties[] = {
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DEFINE_PROP_UINT32("vram_size_mb", PCIQXLDevice, vram32_size_mb, -1),
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DEFINE_PROP_UINT32("vram64_size_mb", PCIQXLDevice, vram_size_mb, -1),
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DEFINE_PROP_UINT32("vgamem_mb", PCIQXLDevice, vgamem_size_mb, 16),
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DEFINE_PROP_INT32("surfaces", PCIQXLDevice, ssd.num_surfaces, 1024),
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DEFINE_PROP_END_OF_LIST(),
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};
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3
hw/qxl.h
3
hw/qxl.h
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@ -40,7 +40,6 @@ typedef struct PCIQXLDevice {
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uint32_t revision;
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int32_t num_memslots;
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int32_t num_surfaces;
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uint32_t current_async;
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QemuMutex async_lock;
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@ -65,7 +64,7 @@ typedef struct PCIQXLDevice {
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} guest_primary;
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struct surfaces {
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QXLPHYSICAL cmds[NUM_SURFACES];
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QXLPHYSICAL *cmds;
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uint32_t count;
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uint32_t max;
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} guest_surfaces;
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@ -317,6 +317,9 @@ void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd, DisplayState *ds)
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qemu_mutex_init(&ssd->lock);
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ssd->mouse_x = -1;
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ssd->mouse_y = -1;
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if (ssd->num_surfaces == 0) {
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ssd->num_surfaces = 1024;
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}
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ssd->bufsize = (16 * 1024 * 1024);
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ssd->buf = g_malloc(ssd->bufsize);
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}
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@ -427,7 +430,7 @@ static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info)
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info->num_memslots_groups = NUM_MEMSLOTS_GROUPS;
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info->internal_groupslot_id = 0;
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info->qxl_ram_size = ssd->bufsize;
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info->n_surfaces = NUM_SURFACES;
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info->n_surfaces = ssd->num_surfaces;
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}
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static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext)
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@ -32,8 +32,6 @@
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#define MEMSLOT_GROUP_GUEST 1
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#define NUM_MEMSLOTS_GROUPS 2
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#define NUM_SURFACES 1024
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/*
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* Internal enum to differenciate between options for
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* io calls that have a sync (old) version and an _async (new)
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@ -80,6 +78,7 @@ struct SimpleSpiceDisplay {
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QXLInstance qxl;
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uint32_t unique;
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QemuPfConv *conv;
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int32_t num_surfaces;
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QXLRect dirty;
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int notify;
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