diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 5b7260557391..08b5bb219816 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -616,6 +616,7 @@ static int malidp_bind(struct device *dev) struct malidp_hw_device *hwdev; struct platform_device *pdev = to_platform_device(dev); struct of_device_id const *dev_id; + struct drm_encoder *encoder; /* number of lines for the R, G and B output */ u8 output_width[MAX_OUTPUT_CHANNELS]; int ret = 0, i; @@ -737,6 +738,15 @@ static int malidp_bind(struct device *dev) goto bind_fail; } + /* We expect to have a maximum of two encoders one for the actual + * display and a virtual one for the writeback connector + */ + WARN_ON(drm->mode_config.num_encoder > 2); + list_for_each_entry(encoder, &drm->mode_config.encoder_list, head) { + encoder->possible_clones = + (1 << drm->mode_config.num_encoder) - 1; + } + ret = malidp_irq_init(pdev); if (ret < 0) goto irq_init_fail; diff --git a/drivers/gpu/drm/arm/malidp_mw.c b/drivers/gpu/drm/arm/malidp_mw.c index cfd718e7e97c..ba6ae66387c9 100644 --- a/drivers/gpu/drm/arm/malidp_mw.c +++ b/drivers/gpu/drm/arm/malidp_mw.c @@ -73,7 +73,7 @@ static void malidp_mw_connector_reset(struct drm_connector *connector) static enum drm_connector_status malidp_mw_connector_detect(struct drm_connector *connector, bool force) { - return connector_status_disconnected; + return connector_status_connected; } static void malidp_mw_connector_destroy(struct drm_connector *connector)