From: Marc-André Lureau Date: Fri, 18 Oct 2013 14:11:29 +0000 (+0200) Subject: drm/qxl: notify that the monitor config changed X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=4fdb086924db46489b1af679e2a06683f73c9cbc;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git drm/qxl: notify that the monitor config changed drm_helper_hpd_irq_event() only notifies when the connector status changed. However, Spice monitor config can change while the connector is connected, to support arbitrary resolution. Do an hotplug event if it wasn't done by drm_helper_hpd_irq_event(). Signed-off-by: Marc-André Lureau Signed-off-by: Dave Airlie --- diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c index 835caba026d3..c2cc9b52d330 100644 --- a/drivers/gpu/drm/qxl/qxl_display.c +++ b/drivers/gpu/drm/qxl/qxl_display.c @@ -107,7 +107,12 @@ void qxl_display_read_client_monitors_config(struct qxl_device *qdev) qxl_io_log(qdev, "failed crc check for client_monitors_config," " retrying\n"); } - drm_helper_hpd_irq_event(qdev->ddev); + + if (!drm_helper_hpd_irq_event(qdev->ddev)) { + /* notify that the monitor configuration changed, to + adjust at the arbitrary resolution */ + drm_kms_helper_hotplug_event(qdev->ddev); + } } static int qxl_add_monitors_config_modes(struct drm_connector *connector)