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qxl: allow to specify head limit to qxl driver

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Merge remote-tracking branch 'remotes/spice/tags/pull-spice-20150716-1' into staging

qxl: allow to specify head limit to qxl driver

# gpg: Signature made Thu Jul 16 16:31:40 2015 BST using RSA key ID D3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>"
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>"
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>"

* remotes/spice/tags/pull-spice-20150716-1:
  qxl: allow to specify head limit to qxl driver

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2015-07-16 16:55:00 +01:00
commit 67ff64e082
2 changed files with 24 additions and 5 deletions
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26
hw/display/qxl.c
View File

@ -271,6 +271,12 @@ static void qxl_spice_monitors_config_async(PCIQXLDevice *qxl, int replay)
QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG,
0));
} else {
#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */
if (qxl->max_outputs) {
spice_qxl_set_monitors_config_limit(&qxl->ssd.qxl,
qxl->max_outputs);
}
#endif
qxl->guest_monitors_config = qxl->ram->monitors_config;
spice_qxl_monitors_config_async(&qxl->ssd.qxl,
qxl->ram->monitors_config,
@ -991,6 +997,7 @@ static int interface_client_monitors_config(QXLInstance *sin,
PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl);
QXLRom *rom = memory_region_get_ram_ptr(&qxl->rom_bar);
int i;
unsigned max_outputs = ARRAY_SIZE(rom->client_monitors_config.heads);
if (qxl->revision < 4) {
trace_qxl_client_monitors_config_unsupported_by_device(qxl->id,
@ -1013,17 +1020,23 @@ static int interface_client_monitors_config(QXLInstance *sin,
if (!monitors_config) {
return 1;
}
#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */
/* limit number of outputs based on setting limit */
if (qxl->max_outputs && qxl->max_outputs <= max_outputs) {
max_outputs = qxl->max_outputs;
}
#endif
memset(&rom->client_monitors_config, 0,
sizeof(rom->client_monitors_config));
rom->client_monitors_config.count = monitors_config->num_of_monitors;
/* monitors_config->flags ignored */
if (rom->client_monitors_config.count >=
ARRAY_SIZE(rom->client_monitors_config.heads)) {
if (rom->client_monitors_config.count >= max_outputs) {
trace_qxl_client_monitors_config_capped(qxl->id,
monitors_config->num_of_monitors,
ARRAY_SIZE(rom->client_monitors_config.heads));
rom->client_monitors_config.count =
ARRAY_SIZE(rom->client_monitors_config.heads);
max_outputs);
rom->client_monitors_config.count = max_outputs;
}
for (i = 0 ; i < rom->client_monitors_config.count ; ++i) {
VDAgentMonConfig *monitor = &monitors_config->monitors[i];
@ -2274,6 +2287,9 @@ static Property qxl_properties[] = {
DEFINE_PROP_UINT32("vram64_size_mb", PCIQXLDevice, vram_size_mb, -1),
DEFINE_PROP_UINT32("vgamem_mb", PCIQXLDevice, vgamem_size_mb, 16),
DEFINE_PROP_INT32("surfaces", PCIQXLDevice, ssd.num_surfaces, 1024),
#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */
DEFINE_PROP_UINT16("max_outputs", PCIQXLDevice, max_outputs, 0),
#endif
DEFINE_PROP_END_OF_LIST(),
};

3
hw/display/qxl.h
View File

@ -99,6 +99,9 @@ typedef struct PCIQXLDevice {
QXLModes *modes;
uint32_t rom_size;
MemoryRegion rom_bar;
#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */
uint16_t max_outputs;
#endif
/* vram pci bar */
uint32_t vram_size;