diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 61974cb9d20515ce5f45e0c1262e5cc54de95343..5e827c29d1948a658cf61205b7607ff5a53263d7 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -848,8 +848,21 @@ static const struct drm_encoder_funcs qxl_enc_funcs = { .destroy = qxl_enc_destroy, }; +static int qxl_mode_create_hotplug_mode_update_property(struct qxl_device *qdev) +{ + if (qdev->hotplug_mode_update_property) + return 0; + + qdev->hotplug_mode_update_property = + drm_property_create_range(qdev->ddev, DRM_MODE_PROP_IMMUTABLE, + "hotplug_mode_update", 0, 1); + + return 0; +} + static int qdev_output_init(struct drm_device *dev, int num_output) { + struct qxl_device *qdev = dev->dev_private; struct qxl_output *qxl_output; struct drm_connector *connector; struct drm_encoder *encoder; @@ -876,6 +889,8 @@ static int qdev_output_init(struct drm_device *dev, int num_output) drm_encoder_helper_add(encoder, &qxl_enc_helper_funcs); drm_connector_helper_add(connector, &qxl_connector_helper_funcs); + drm_object_attach_property(&connector->base, + qdev->hotplug_mode_update_property, 0); drm_sysfs_connector_add(connector); return 0; } @@ -988,6 +1003,9 @@ int qxl_modeset_init(struct qxl_device *qdev) qdev->ddev->mode_config.max_height = 8192; qdev->ddev->mode_config.fb_base = qdev->vram_base; + + qxl_mode_create_hotplug_mode_update_property(qdev); + for (i = 0 ; i < qxl_num_crtc; ++i) { qdev_crtc_init(qdev->ddev, i); qdev_output_init(qdev->ddev, i); diff --git a/drivers/gpu/drm/qxl/qxl_drv.h b/drivers/gpu/drm/qxl/qxl_drv.h index 41d22ed260602acfb42184e4f73ea41f0a409885..7bda32f68d3b50e528c21c3bba29a3b2018d1df1 100644 --- a/drivers/gpu/drm/qxl/qxl_drv.h +++ b/drivers/gpu/drm/qxl/qxl_drv.h @@ -323,6 +323,8 @@ struct qxl_device { struct work_struct gc_work; struct work_struct fb_work; + + struct drm_property *hotplug_mode_update_property; }; /* forward declaration for QXL_INFO_IO */