updn 38 drivers/gpu/drm/panel/panel-ronbo-rb070d30.c struct gpio_desc *updn; updn 196 drivers/gpu/drm/panel/panel-ronbo-rb070d30.c ctx->gpios.updn = devm_gpiod_get(&dsi->dev, "updn", GPIOD_OUT_LOW); updn 197 drivers/gpu/drm/panel/panel-ronbo-rb070d30.c if (IS_ERR(ctx->gpios.updn)) { updn 199 drivers/gpu/drm/panel/panel-ronbo-rb070d30.c return PTR_ERR(ctx->gpios.updn);