diff options
| -rw-r--r-- | drivers/gpu/drm/vkms/vkms_output.c | 13 | ||||
| -rw-r--r-- | drivers/gpu/drm/vkms/vkms_writeback.c | 2 | 
2 files changed, 15 insertions, 0 deletions
| diff --git a/drivers/gpu/drm/vkms/vkms_output.c b/drivers/gpu/drm/vkms/vkms_output.c index 8d7ca0cdd79f..2ee3749e2b28 100644 --- a/drivers/gpu/drm/vkms/vkms_output.c +++ b/drivers/gpu/drm/vkms/vkms_output.c @@ -77,9 +77,22 @@ int vkms_output_init(struct vkms_device *vkmsdev)  			return ret;  		} +		encoder_cfg->encoder->possible_clones |= +			drm_encoder_mask(encoder_cfg->encoder); +  		vkms_config_encoder_for_each_possible_crtc(encoder_cfg, idx, possible_crtc) {  			encoder_cfg->encoder->possible_crtcs |=  				drm_crtc_mask(&possible_crtc->crtc->crtc); + +			if (vkms_config_crtc_get_writeback(possible_crtc)) { +				struct drm_encoder *wb_encoder = +					&possible_crtc->crtc->wb_encoder; + +				encoder_cfg->encoder->possible_clones |= +					drm_encoder_mask(wb_encoder); +				wb_encoder->possible_clones |= +					drm_encoder_mask(encoder_cfg->encoder); +			}  		}  	} diff --git a/drivers/gpu/drm/vkms/vkms_writeback.c b/drivers/gpu/drm/vkms/vkms_writeback.c index fe163271d5b5..45d69a3b85f6 100644 --- a/drivers/gpu/drm/vkms/vkms_writeback.c +++ b/drivers/gpu/drm/vkms/vkms_writeback.c @@ -174,6 +174,8 @@ int vkms_enable_writeback_connector(struct vkms_device *vkmsdev,  	if (ret)  		return ret;  	vkms_output->wb_encoder.possible_crtcs |= drm_crtc_mask(&vkms_output->crtc); +	vkms_output->wb_encoder.possible_clones |= +		drm_encoder_mask(&vkms_output->wb_encoder);  	drm_connector_helper_add(&wb->base, &vkms_wb_conn_helper_funcs); | 
