DW_DSI_USAGE_IDLE
if (dsi->usage_mode != DW_DSI_USAGE_IDLE) {
dsi->usage_mode = DW_DSI_USAGE_IDLE;
dsi->usage_mode = DW_DSI_USAGE_IDLE;
if (dsi->usage_mode != DW_DSI_USAGE_IDLE) {
dsi->usage_mode = DW_DSI_USAGE_IDLE;
dsi->usage_mode = DW_DSI_USAGE_IDLE;