From: Dave Airlie airlied@redhat.com
This passes the guest preferences for a where to place the outputs through to userspace. Userspace would need to be updated to take note of this information, X server and GNOME.
Signed-off-by: Dave Airlie airlied@redhat.com --- drivers/gpu/drm/qxl/qxl_display.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+)
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 0d13962..2b90b53 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -100,14 +100,37 @@ static int qxl_display_copy_rom_client_monitors_config(struct qxl_device *qdev) return 0; }
+static void qxl_update_offset_props(struct qxl_device *qdev) +{ + struct drm_device *dev = qdev->ddev; + struct drm_connector *connector; + struct qxl_output *output; + struct qxl_head *head; + + list_for_each_entry(connector, &dev->mode_config.connector_list, head) { + output = drm_connector_to_qxl_output(connector); + + head = &qdev->client_monitors_config->heads[output->index]; + + drm_object_property_set_value(&connector->base, + dev->mode_config.suggested_x_property, head->x); + drm_object_property_set_value(&connector->base, + dev->mode_config.suggested_y_property, head->y); + } +} + void qxl_display_read_client_monitors_config(struct qxl_device *qdev) {
+ struct drm_device *dev = qdev->ddev; while (qxl_display_copy_rom_client_monitors_config(qdev)) { qxl_io_log(qdev, "failed crc check for client_monitors_config," " retrying\n"); }
+ drm_modeset_lock_all(dev); + qxl_update_offset_props(qdev); + drm_modeset_unlock_all(dev); if (!drm_helper_hpd_irq_event(qdev->ddev)) { /* notify that the monitor configuration changed, to adjust at the arbitrary resolution */ @@ -951,6 +974,10 @@ static int qdev_output_init(struct drm_device *dev, int num_output)
drm_object_attach_property(&connector->base, qdev->hotplug_mode_update_property, 0); + drm_object_attach_property(&connector->base, + dev->mode_config.suggested_x_property, 0); + drm_object_attach_property(&connector->base, + dev->mode_config.suggested_y_property, 0); drm_connector_register(connector); return 0; } @@ -1064,6 +1091,7 @@ int qxl_modeset_init(struct qxl_device *qdev)
qdev->ddev->mode_config.fb_base = qdev->vram_base;
+ drm_mode_create_suggested_offset_properties(qdev->ddev); qxl_mode_create_hotplug_mode_update_property(qdev);
for (i = 0 ; i < qxl_num_crtc; ++i) {