Merge "drm/msm/sde: fix for buffer corruption issues with mst connectors"

{

	struct sde_crtc *sde_crtc;

	struct sde_crtc_state *cstate;

	uint32_t offset, i;

	struct drm_connector_state *old_conn_state, *new_conn_state;

	struct drm_connector *conn;

	struct sde_connector *sde_conn = NULL;

	struct msm_display_info disp_info;

	uint32_t offset;

	bool is_vid = false;

	struct drm_encoder *encoder;

	sde_crtc = to_sde_crtc(crtc);

	cstate = to_sde_crtc_state(state);

	for_each_oldnew_connector_in_state(state->state, conn, old_conn_state,

							new_conn_state, i) {

		if (!new_conn_state || new_conn_state->crtc != crtc)

			continue;

		sde_conn = to_sde_connector(new_conn_state->connector);

		if (sde_conn->display && sde_conn->ops.get_info) {

			sde_conn->ops.get_info(conn, &disp_info,

							sde_conn->display);

			is_vid |= disp_info.capabilities &

						MSM_DISPLAY_CAP_VID_MODE;

		}

	drm_for_each_encoder_mask(encoder, crtc->dev, state->encoder_mask) {

		is_vid |= sde_encoder_check_mode(encoder,

						MSM_DISPLAY_CAP_VID_MODE);

		if (is_vid)

			break;

	}

	offset = sde_crtc_get_property(cstate, CRTC_PROP_OUTPUT_FENCE_OFFSET);